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path: root/drivers/media/usb/em28xx
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-rw-r--r--drivers/media/usb/em28xx/Kconfig13
-rw-r--r--drivers/media/usb/em28xx/Makefile5
-rw-r--r--drivers/media/usb/em28xx/em28xx-audio.c522
-rw-r--r--drivers/media/usb/em28xx/em28xx-camera.c458
-rw-r--r--drivers/media/usb/em28xx/em28xx-cards.c1329
-rw-r--r--drivers/media/usb/em28xx/em28xx-core.c444
-rw-r--r--drivers/media/usb/em28xx/em28xx-dvb.c643
-rw-r--r--drivers/media/usb/em28xx/em28xx-i2c.c824
-rw-r--r--drivers/media/usb/em28xx/em28xx-input.c270
-rw-r--r--drivers/media/usb/em28xx/em28xx-reg.h69
-rw-r--r--drivers/media/usb/em28xx/em28xx-v4l.h20
-rw-r--r--drivers/media/usb/em28xx/em28xx-vbi.c11
-rw-r--r--drivers/media/usb/em28xx/em28xx-video.c1461
-rw-r--r--drivers/media/usb/em28xx/em28xx.h510
14 files changed, 4398 insertions, 2181 deletions
diff --git a/drivers/media/usb/em28xx/Kconfig b/drivers/media/usb/em28xx/Kconfig
index c754a80a8d8..f5d7198753c 100644
--- a/drivers/media/usb/em28xx/Kconfig
+++ b/drivers/media/usb/em28xx/Kconfig
@@ -1,8 +1,12 @@
config VIDEO_EM28XX
- tristate "Empia EM28xx USB video capture support"
+ tristate "Empia EM28xx USB devices support"
depends on VIDEO_DEV && I2C
select VIDEO_TUNER
select VIDEO_TVEEPROM
+
+config VIDEO_EM28XX_V4L2
+ tristate "Empia EM28xx analog TV, video capture and/or webcam support"
+ depends on VIDEO_EM28XX
select VIDEOBUF2_VMALLOC
select VIDEO_SAA711X if MEDIA_SUBDRV_AUTOSELECT
select VIDEO_TVP5150 if MEDIA_SUBDRV_AUTOSELECT
@@ -46,8 +50,15 @@ config VIDEO_EM28XX_DVB
select DVB_A8293 if MEDIA_SUBDRV_AUTOSELECT
select DVB_MT352 if MEDIA_SUBDRV_AUTOSELECT
select DVB_S5H1409 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_MB86A20S if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_QT1010 if MEDIA_SUBDRV_AUTOSELECT
select MEDIA_TUNER_TDA18271 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_TDA18212 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_M88DS3103 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_M88TS2022 if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_DRX39XYJ if MEDIA_SUBDRV_AUTOSELECT
+ select DVB_SI2168 if MEDIA_SUBDRV_AUTOSELECT
+ select MEDIA_TUNER_SI2157 if MEDIA_SUBDRV_AUTOSELECT
---help---
This adds support for DVB cards based on the
Empiatech em28xx chips.
diff --git a/drivers/media/usb/em28xx/Makefile b/drivers/media/usb/em28xx/Makefile
index 634fb920dd3..3f850d5063d 100644
--- a/drivers/media/usb/em28xx/Makefile
+++ b/drivers/media/usb/em28xx/Makefile
@@ -1,10 +1,11 @@
-em28xx-y += em28xx-video.o em28xx-i2c.o em28xx-cards.o
-em28xx-y += em28xx-core.o em28xx-vbi.o
+em28xx-y += em28xx-core.o em28xx-i2c.o em28xx-cards.o em28xx-camera.o
+em28xx-v4l-objs := em28xx-video.o em28xx-vbi.o
em28xx-alsa-objs := em28xx-audio.o
em28xx-rc-objs := em28xx-input.o
obj-$(CONFIG_VIDEO_EM28XX) += em28xx.o
+obj-$(CONFIG_VIDEO_EM28XX_V4L2) += em28xx-v4l.o
obj-$(CONFIG_VIDEO_EM28XX_ALSA) += em28xx-alsa.o
obj-$(CONFIG_VIDEO_EM28XX_DVB) += em28xx-dvb.o
obj-$(CONFIG_VIDEO_EM28XX_RC) += em28xx-rc.o
diff --git a/drivers/media/usb/em28xx/em28xx-audio.c b/drivers/media/usb/em28xx/em28xx-audio.c
index 2fdb66ee44a..e881ef7b644 100644
--- a/drivers/media/usb/em28xx/em28xx-audio.c
+++ b/drivers/media/usb/em28xx/em28xx-audio.c
@@ -3,7 +3,7 @@
*
* Copyright (C) 2006 Markus Rechberger <mrechberger@gmail.com>
*
- * Copyright (C) 2007-2011 Mauro Carvalho Chehab <mchehab@redhat.com>
+ * Copyright (C) 2007-2014 Mauro Carvalho Chehab
* - Port to work with the in-kernel driver
* - Cleanups, fixes, alsa-controls, etc.
*
@@ -50,6 +50,9 @@ static int debug;
module_param(debug, int, 0644);
MODULE_PARM_DESC(debug, "activates debug info");
+#define EM28XX_MAX_AUDIO_BUFS 5
+#define EM28XX_MIN_AUDIO_PACKETS 64
+
#define dprintk(fmt, arg...) do { \
if (debug) \
printk(KERN_INFO "em28xx-audio %s: " fmt, \
@@ -63,17 +66,13 @@ static int em28xx_deinit_isoc_audio(struct em28xx *dev)
int i;
dprintk("Stopping isoc\n");
- for (i = 0; i < EM28XX_AUDIO_BUFS; i++) {
+ for (i = 0; i < dev->adev.num_urb; i++) {
+ struct urb *urb = dev->adev.urb[i];
+
if (!irqs_disabled())
- usb_kill_urb(dev->adev.urb[i]);
+ usb_kill_urb(urb);
else
- usb_unlink_urb(dev->adev.urb[i]);
-
- usb_free_urb(dev->adev.urb[i]);
- dev->adev.urb[i] = NULL;
-
- kfree(dev->adev.transfer_buffer[i]);
- dev->adev.transfer_buffer[i] = NULL;
+ usb_unlink_urb(urb);
}
return 0;
@@ -91,6 +90,12 @@ static void em28xx_audio_isocirq(struct urb *urb)
struct snd_pcm_substream *substream;
struct snd_pcm_runtime *runtime;
+ if (dev->disconnected) {
+ dprintk("device disconnected while streaming. URB status=%d.\n", urb->status);
+ atomic_set(&dev->adev.stream_started, 0);
+ return;
+ }
+
switch (urb->status) {
case 0: /* success */
case -ETIMEDOUT: /* NAK */
@@ -104,7 +109,7 @@ static void em28xx_audio_isocirq(struct urb *urb)
break;
}
- if (atomic_read(&dev->stream_started) == 0)
+ if (atomic_read(&dev->adev.stream_started) == 0)
return;
if (dev->adev.capture_pcm_substream) {
@@ -158,65 +163,29 @@ static void em28xx_audio_isocirq(struct urb *urb)
urb->status = 0;
status = usb_submit_urb(urb, GFP_ATOMIC);
- if (status < 0) {
+ if (status < 0)
em28xx_errdev("resubmit of audio urb failed (error=%i)\n",
status);
- }
return;
}
static int em28xx_init_audio_isoc(struct em28xx *dev)
{
int i, errCode;
- const int sb_size = EM28XX_NUM_AUDIO_PACKETS *
- EM28XX_AUDIO_MAX_PACKET_SIZE;
dprintk("Starting isoc transfers\n");
- for (i = 0; i < EM28XX_AUDIO_BUFS; i++) {
- struct urb *urb;
- int j, k;
-
- dev->adev.transfer_buffer[i] = kmalloc(sb_size, GFP_ATOMIC);
- if (!dev->adev.transfer_buffer[i])
- return -ENOMEM;
+ /* Start streaming */
+ for (i = 0; i < dev->adev.num_urb; i++) {
+ memset(dev->adev.transfer_buffer[i], 0x80,
+ dev->adev.urb[i]->transfer_buffer_length);
- memset(dev->adev.transfer_buffer[i], 0x80, sb_size);
- urb = usb_alloc_urb(EM28XX_NUM_AUDIO_PACKETS, GFP_ATOMIC);
- if (!urb) {
- em28xx_errdev("usb_alloc_urb failed!\n");
- for (j = 0; j < i; j++) {
- usb_free_urb(dev->adev.urb[j]);
- kfree(dev->adev.transfer_buffer[j]);
- }
- return -ENOMEM;
- }
-
- urb->dev = dev->udev;
- urb->context = dev;
- urb->pipe = usb_rcvisocpipe(dev->udev, EM28XX_EP_AUDIO);
- urb->transfer_flags = URB_ISO_ASAP;
- urb->transfer_buffer = dev->adev.transfer_buffer[i];
- urb->interval = 1;
- urb->complete = em28xx_audio_isocirq;
- urb->number_of_packets = EM28XX_NUM_AUDIO_PACKETS;
- urb->transfer_buffer_length = sb_size;
-
- for (j = k = 0; j < EM28XX_NUM_AUDIO_PACKETS;
- j++, k += EM28XX_AUDIO_MAX_PACKET_SIZE) {
- urb->iso_frame_desc[j].offset = k;
- urb->iso_frame_desc[j].length =
- EM28XX_AUDIO_MAX_PACKET_SIZE;
- }
- dev->adev.urb[i] = urb;
- }
-
- for (i = 0; i < EM28XX_AUDIO_BUFS; i++) {
errCode = usb_submit_urb(dev->adev.urb[i], GFP_ATOMIC);
if (errCode) {
- em28xx_errdev("submit of audio urb failed\n");
+ em28xx_errdev("submit of audio urb failed (error=%i)\n",
+ errCode);
em28xx_deinit_isoc_audio(dev);
- atomic_set(&dev->stream_started, 0);
+ atomic_set(&dev->adev.stream_started, 0);
return errCode;
}
@@ -255,15 +224,26 @@ static struct snd_pcm_hardware snd_em28xx_hw_capture = {
.formats = SNDRV_PCM_FMTBIT_S16_LE,
- .rates = SNDRV_PCM_RATE_CONTINUOUS | SNDRV_PCM_RATE_KNOT,
+ .rates = SNDRV_PCM_RATE_48000,
.rate_min = 48000,
.rate_max = 48000,
.channels_min = 2,
.channels_max = 2,
.buffer_bytes_max = 62720 * 8, /* just about the value in usbaudio.c */
- .period_bytes_min = 64, /* 12544/2, */
- .period_bytes_max = 12544,
+
+
+ /*
+ * The period is 12.288 bytes. Allow a 10% of variation along its
+ * value, in order to avoid overruns/underruns due to some clock
+ * drift.
+ *
+ * FIXME: This period assumes 64 packets, and a 48000 PCM rate.
+ * Calculate it dynamically.
+ */
+ .period_bytes_min = 11059,
+ .period_bytes_max = 13516,
+
.periods_min = 2,
.periods_max = 98, /* 12544, */
};
@@ -272,9 +252,7 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
{
struct em28xx *dev = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
- int ret = 0;
-
- dprintk("opening device and trying to acquire exclusive lock\n");
+ int nonblock, ret = 0;
if (!dev) {
em28xx_err("BUG: em28xx can't find device struct."
@@ -282,29 +260,59 @@ static int snd_em28xx_capture_open(struct snd_pcm_substream *substream)
return -ENODEV;
}
+ if (dev->disconnected)
+ return -ENODEV;
+
+ dprintk("opening device and trying to acquire exclusive lock\n");
+
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else
+ mutex_lock(&dev->lock);
+
runtime->hw = snd_em28xx_hw_capture;
- if ((dev->alt == 0 || dev->audio_ifnum) && dev->adev.users == 0) {
- if (dev->audio_ifnum)
- dev->alt = 1;
- else
- dev->alt = 7;
- dprintk("changing alternate number on interface %d to %d\n",
- dev->audio_ifnum, dev->alt);
- usb_set_interface(dev->udev, dev->audio_ifnum, dev->alt);
+ if (dev->adev.users == 0) {
+ if (dev->alt == 0 || dev->is_audio_only) {
+ if (dev->is_audio_only)
+ /* audio is on a separate interface */
+ dev->alt = 1;
+ else
+ /* audio is on the same interface as video */
+ dev->alt = 7;
+ /*
+ * FIXME: The intention seems to be to select
+ * the alt setting with the largest
+ * wMaxPacketSize for the video endpoint.
+ * At least dev->alt should be used instead, but
+ * we should probably not touch it at all if it
+ * is already >0, because wMaxPacketSize of the
+ * audio endpoints seems to be the same for all.
+ */
+ dprintk("changing alternate number on interface %d to %d\n",
+ dev->ifnum, dev->alt);
+ usb_set_interface(dev->udev, dev->ifnum, dev->alt);
+ }
/* Sets volume, mute, etc */
dev->mute = 0;
- mutex_lock(&dev->lock);
ret = em28xx_audio_analog_set(dev);
if (ret < 0)
goto err;
-
- dev->adev.users++;
- mutex_unlock(&dev->lock);
}
+ kref_get(&dev->ref);
+ dev->adev.users++;
+ mutex_unlock(&dev->lock);
+
+ /* Dynamically adjust the period size */
snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS);
+ snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_PERIOD_BYTES,
+ dev->adev.period * 95 / 100,
+ dev->adev.period * 105 / 100);
+
dev->adev.capture_pcm_substream = substream;
return 0;
@@ -324,9 +332,9 @@ static int snd_em28xx_pcm_close(struct snd_pcm_substream *substream)
dev->mute = 1;
mutex_lock(&dev->lock);
dev->adev.users--;
- if (atomic_read(&dev->stream_started) > 0) {
- atomic_set(&dev->stream_started, 0);
- schedule_work(&dev->wq_trigger);
+ if (atomic_read(&dev->adev.stream_started) > 0) {
+ atomic_set(&dev->adev.stream_started, 0);
+ schedule_work(&dev->adev.wq_trigger);
}
em28xx_audio_analog_set(dev);
@@ -336,6 +344,7 @@ static int snd_em28xx_pcm_close(struct snd_pcm_substream *substream)
substream->runtime->dma_area = NULL;
}
mutex_unlock(&dev->lock);
+ kref_put(&dev->ref, em28xx_free_device);
return 0;
}
@@ -344,6 +353,10 @@ static int snd_em28xx_hw_capture_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
int ret;
+ struct em28xx *dev = snd_pcm_substream_chip(substream);
+
+ if (dev->disconnected)
+ return -ENODEV;
dprintk("Setting capture parameters\n");
@@ -368,12 +381,13 @@ static int snd_em28xx_hw_capture_params(struct snd_pcm_substream *substream,
static int snd_em28xx_hw_capture_free(struct snd_pcm_substream *substream)
{
struct em28xx *dev = snd_pcm_substream_chip(substream);
+ struct em28xx_audio *adev = &dev->adev;
dprintk("Stop capture, if needed\n");
- if (atomic_read(&dev->stream_started) > 0) {
- atomic_set(&dev->stream_started, 0);
- schedule_work(&dev->wq_trigger);
+ if (atomic_read(&adev->stream_started) > 0) {
+ atomic_set(&adev->stream_started, 0);
+ schedule_work(&adev->wq_trigger);
}
return 0;
@@ -383,6 +397,9 @@ static int snd_em28xx_prepare(struct snd_pcm_substream *substream)
{
struct em28xx *dev = snd_pcm_substream_chip(substream);
+ if (dev->disconnected)
+ return -ENODEV;
+
dev->adev.hwptr_done_capture = 0;
dev->adev.capture_transfer_done = 0;
@@ -391,9 +408,11 @@ static int snd_em28xx_prepare(struct snd_pcm_substream *substream)
static void audio_trigger(struct work_struct *work)
{
- struct em28xx *dev = container_of(work, struct em28xx, wq_trigger);
+ struct em28xx_audio *adev =
+ container_of(work, struct em28xx_audio, wq_trigger);
+ struct em28xx *dev = container_of(adev, struct em28xx, adev);
- if (atomic_read(&dev->stream_started)) {
+ if (atomic_read(&adev->stream_started)) {
dprintk("starting capture");
em28xx_init_audio_isoc(dev);
} else {
@@ -408,21 +427,24 @@ static int snd_em28xx_capture_trigger(struct snd_pcm_substream *substream,
struct em28xx *dev = snd_pcm_substream_chip(substream);
int retval = 0;
+ if (dev->disconnected)
+ return -ENODEV;
+
switch (cmd) {
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: /* fall through */
case SNDRV_PCM_TRIGGER_RESUME: /* fall through */
case SNDRV_PCM_TRIGGER_START:
- atomic_set(&dev->stream_started, 1);
+ atomic_set(&dev->adev.stream_started, 1);
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH: /* fall through */
case SNDRV_PCM_TRIGGER_SUSPEND: /* fall through */
case SNDRV_PCM_TRIGGER_STOP:
- atomic_set(&dev->stream_started, 0);
+ atomic_set(&dev->adev.stream_started, 0);
break;
default:
retval = -EINVAL;
}
- schedule_work(&dev->wq_trigger);
+ schedule_work(&dev->adev.wq_trigger);
return retval;
}
@@ -434,6 +456,9 @@ static snd_pcm_uframes_t snd_em28xx_capture_pointer(struct snd_pcm_substream
snd_pcm_uframes_t hwptr_done;
dev = snd_pcm_substream_chip(substream);
+ if (dev->disconnected)
+ return SNDRV_PCM_POS_XRUN;
+
spin_lock_irqsave(&dev->adev.slock, flags);
hwptr_done = dev->adev.hwptr_done_capture;
spin_unlock_irqrestore(&dev->adev.slock, flags);
@@ -455,6 +480,11 @@ static struct page *snd_pcm_get_vmalloc_page(struct snd_pcm_substream *subs,
static int em28xx_vol_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *info)
{
+ struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+
+ if (dev->disconnected)
+ return -ENODEV;
+
info->type = SNDRV_CTL_ELEM_TYPE_INTEGER;
info->count = 2;
info->value.integer.min = 0;
@@ -467,11 +497,22 @@ static int em28xx_vol_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *value)
{
struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
u16 val = (0x1f - (value->value.integer.value[0] & 0x1f)) |
(0x1f - (value->value.integer.value[1] & 0x1f)) << 8;
+ int nonblock = 0;
int rc;
- mutex_lock(&dev->lock);
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else
+ mutex_lock(&dev->lock);
rc = em28xx_read_ac97(dev, kcontrol->private_value);
if (rc < 0)
goto err;
@@ -496,9 +537,20 @@ static int em28xx_vol_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *value)
{
struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ int nonblock = 0;
int val;
- mutex_lock(&dev->lock);
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else
+ mutex_lock(&dev->lock);
val = em28xx_read_ac97(dev, kcontrol->private_value);
mutex_unlock(&dev->lock);
if (val < 0)
@@ -520,9 +572,20 @@ static int em28xx_vol_put_mute(struct snd_kcontrol *kcontrol,
{
struct em28xx *dev = snd_kcontrol_chip(kcontrol);
u16 val = value->value.integer.value[0];
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ int nonblock = 0;
int rc;
- mutex_lock(&dev->lock);
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else
+ mutex_lock(&dev->lock);
rc = em28xx_read_ac97(dev, kcontrol->private_value);
if (rc < 0)
goto err;
@@ -550,9 +613,20 @@ static int em28xx_vol_get_mute(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *value)
{
struct em28xx *dev = snd_kcontrol_chip(kcontrol);
+ struct snd_pcm_substream *substream = dev->adev.capture_pcm_substream;
+ int nonblock = 0;
int val;
- mutex_lock(&dev->lock);
+ if (dev->disconnected)
+ return -ENODEV;
+
+ if (substream)
+ nonblock = !!(substream->f_flags & O_NONBLOCK);
+ if (nonblock) {
+ if (!mutex_trylock(&dev->lock))
+ return -EAGAIN;
+ } else
+ mutex_lock(&dev->lock);
val = em28xx_read_ac97(dev, kcontrol->private_value);
mutex_unlock(&dev->lock);
if (val < 0)
@@ -634,49 +708,230 @@ static struct snd_pcm_ops snd_em28xx_pcm_capture = {
.page = snd_pcm_get_vmalloc_page,
};
+static void em28xx_audio_free_urb(struct em28xx *dev)
+{
+ int i;
+
+ for (i = 0; i < dev->adev.num_urb; i++) {
+ struct urb *urb = dev->adev.urb[i];
+
+ if (!urb)
+ continue;
+
+ usb_free_coherent(dev->udev, urb->transfer_buffer_length,
+ dev->adev.transfer_buffer[i],
+ urb->transfer_dma);
+
+ usb_free_urb(urb);
+ }
+ kfree(dev->adev.urb);
+ kfree(dev->adev.transfer_buffer);
+ dev->adev.num_urb = 0;
+}
+
+/* high bandwidth multiplier, as encoded in highspeed endpoint descriptors */
+static int em28xx_audio_ep_packet_size(struct usb_device *udev,
+ struct usb_endpoint_descriptor *e)
+{
+ int size = le16_to_cpu(e->wMaxPacketSize);
+
+ if (udev->speed == USB_SPEED_HIGH)
+ return (size & 0x7ff) * (1 + (((size) >> 11) & 0x03));
+
+ return size & 0x7ff;
+}
+
+static int em28xx_audio_urb_init(struct em28xx *dev)
+{
+ struct usb_interface *intf;
+ struct usb_endpoint_descriptor *e, *ep = NULL;
+ int i, ep_size, interval, num_urb, npackets;
+ int urb_size, bytes_per_transfer;
+ u8 alt;
+
+ if (dev->ifnum)
+ alt = 1;
+ else
+ alt = 7;
+
+ intf = usb_ifnum_to_if(dev->udev, dev->ifnum);
+
+ if (intf->num_altsetting <= alt) {
+ em28xx_errdev("alt %d doesn't exist on interface %d\n",
+ dev->ifnum, alt);
+ return -ENODEV;
+ }
+
+ for (i = 0; i < intf->altsetting[alt].desc.bNumEndpoints; i++) {
+ e = &intf->altsetting[alt].endpoint[i].desc;
+ if (!usb_endpoint_dir_in(e))
+ continue;
+ if (e->bEndpointAddress == EM28XX_EP_AUDIO) {
+ ep = e;
+ break;
+ }
+ }
+
+ if (!ep) {
+ em28xx_errdev("Couldn't find an audio endpoint");
+ return -ENODEV;
+ }
+
+ ep_size = em28xx_audio_ep_packet_size(dev->udev, ep);
+ interval = 1 << (ep->bInterval - 1);
+
+ em28xx_info("Endpoint 0x%02x %s on intf %d alt %d interval = %d, size %d\n",
+ EM28XX_EP_AUDIO, usb_speed_string(dev->udev->speed),
+ dev->ifnum, alt,
+ interval,
+ ep_size);
+
+ /* Calculate the number and size of URBs to better fit the audio samples */
+
+ /*
+ * Estimate the number of bytes per DMA transfer.
+ *
+ * This is given by the bit rate (for now, only 48000 Hz) multiplied
+ * by 2 channels and 2 bytes/sample divided by the number of microframe
+ * intervals and by the microframe rate (125 us)
+ */
+ bytes_per_transfer = DIV_ROUND_UP(48000 * 2 * 2, 125 * interval);
+
+ /*
+ * Estimate the number of transfer URBs. Don't let it go past the
+ * maximum number of URBs that is known to be supported by the device.
+ */
+ num_urb = DIV_ROUND_UP(bytes_per_transfer, ep_size);
+ if (num_urb > EM28XX_MAX_AUDIO_BUFS)
+ num_urb = EM28XX_MAX_AUDIO_BUFS;
+
+ /*
+ * Now that we know the number of bytes per transfer and the number of
+ * URBs, estimate the typical size of an URB, in order to adjust the
+ * minimal number of packets.
+ */
+ urb_size = bytes_per_transfer / num_urb;
+
+ /*
+ * Now, calculate the amount of audio packets to be filled on each
+ * URB. In order to preserve the old behaviour, use a minimal
+ * threshold for this value.
+ */
+ npackets = EM28XX_MIN_AUDIO_PACKETS;
+ if (urb_size > ep_size * npackets)
+ npackets = DIV_ROUND_UP(urb_size, ep_size);
+
+ em28xx_info("Number of URBs: %d, with %d packets and %d size",
+ num_urb, npackets, urb_size);
+
+ /* Estimate the bytes per period */
+ dev->adev.period = urb_size * npackets;
+
+ /* Allocate space to store the number of URBs to be used */
+
+ dev->adev.transfer_buffer = kcalloc(num_urb,
+ sizeof(*dev->adev.transfer_buffer),
+ GFP_ATOMIC);
+ if (!dev->adev.transfer_buffer) {
+ return -ENOMEM;
+ }
+
+ dev->adev.urb = kcalloc(num_urb, sizeof(*dev->adev.urb), GFP_ATOMIC);
+ if (!dev->adev.urb) {
+ kfree(dev->adev.transfer_buffer);
+ return -ENOMEM;
+ }
+
+ /* Alloc memory for each URB and for each transfer buffer */
+ dev->adev.num_urb = num_urb;
+ for (i = 0; i < num_urb; i++) {
+ struct urb *urb;
+ int j, k;
+ void *buf;
+
+ urb = usb_alloc_urb(npackets, GFP_ATOMIC);
+ if (!urb) {
+ em28xx_errdev("usb_alloc_urb failed!\n");
+ em28xx_audio_free_urb(dev);
+ return -ENOMEM;
+ }
+ dev->adev.urb[i] = urb;
+
+ buf = usb_alloc_coherent(dev->udev, npackets * ep_size, GFP_ATOMIC,
+ &urb->transfer_dma);
+ if (!buf) {
+ em28xx_errdev("usb_alloc_coherent failed!\n");
+ em28xx_audio_free_urb(dev);
+ return -ENOMEM;
+ }
+ dev->adev.transfer_buffer[i] = buf;
+
+ urb->dev = dev->udev;
+ urb->context = dev;
+ urb->pipe = usb_rcvisocpipe(dev->udev, EM28XX_EP_AUDIO);
+ urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
+ urb->transfer_buffer = buf;
+ urb->interval = interval;
+ urb->complete = em28xx_audio_isocirq;
+ urb->number_of_packets = npackets;
+ urb->transfer_buffer_length = ep_size * npackets;
+
+ for (j = k = 0; j < npackets; j++, k += ep_size) {
+ urb->iso_frame_desc[j].offset = k;
+ urb->iso_frame_desc[j].length = ep_size;
+ }
+ }
+
+ return 0;
+}
+
static int em28xx_audio_init(struct em28xx *dev)
{
struct em28xx_audio *adev = &dev->adev;
struct snd_pcm *pcm;
struct snd_card *card;
static int devnr;
- int err;
+ int err;
- if (!dev->has_alsa_audio || dev->audio_ifnum < 0) {
+ if (!dev->has_alsa_audio) {
/* This device does not support the extension (in this case
the device is expecting the snd-usb-audio module or
doesn't have analog audio support at all) */
return 0;
}
- printk(KERN_INFO "em28xx-audio.c: probing for em28xx Audio Vendor Class\n");
+ em28xx_info("Binding audio extension\n");
+
+ kref_get(&dev->ref);
+
printk(KERN_INFO "em28xx-audio.c: Copyright (C) 2006 Markus "
"Rechberger\n");
- printk(KERN_INFO "em28xx-audio.c: Copyright (C) 2007-2011 Mauro Carvalho Chehab\n");
+ printk(KERN_INFO
+ "em28xx-audio.c: Copyright (C) 2007-2014 Mauro Carvalho Chehab\n");
- err = snd_card_create(index[devnr], "Em28xx Audio", THIS_MODULE, 0,
- &card);
+ err = snd_card_new(&dev->udev->dev, index[devnr], "Em28xx Audio",
+ THIS_MODULE, 0, &card);
if (err < 0)
return err;
spin_lock_init(&adev->slock);
+ adev->sndcard = card;
+ adev->udev = dev->udev;
+
err = snd_pcm_new(card, "Em28xx Audio", 0, 0, 1, &pcm);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto card_free;
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_em28xx_pcm_capture);
pcm->info_flags = 0;
pcm->private_data = dev;
strcpy(pcm->name, "Empia 28xx Capture");
- snd_card_set_dev(card, &dev->udev->dev);
strcpy(card->driver, "Em28xx-Audio");
strcpy(card->shortname, "Em28xx Audio");
strcpy(card->longname, "Empia Em28xx Audio");
- INIT_WORK(&dev->wq_trigger, audio_trigger);
+ INIT_WORK(&adev->wq_trigger, audio_trigger);
if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
em28xx_cvol_new(card, dev, "Video", AC97_VIDEO);
@@ -694,15 +949,25 @@ static int em28xx_audio_init(struct em28xx *dev)
em28xx_cvol_new(card, dev, "Surround", AC97_SURROUND_MASTER);
}
+ err = em28xx_audio_urb_init(dev);
+ if (err)
+ goto card_free;
+
err = snd_card_register(card);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
- adev->sndcard = card;
- adev->udev = dev->udev;
+ if (err < 0)
+ goto urb_free;
+ em28xx_info("Audio extension successfully initialized\n");
return 0;
+
+urb_free:
+ em28xx_audio_free_urb(dev);
+
+card_free:
+ snd_card_free(card);
+ adev->sndcard = NULL;
+
+ return err;
}
static int em28xx_audio_fini(struct em28xx *dev)
@@ -710,18 +975,54 @@ static int em28xx_audio_fini(struct em28xx *dev)
if (dev == NULL)
return 0;
- if (dev->has_alsa_audio != 1) {
+ if (!dev->has_alsa_audio) {
/* This device does not support the extension (in this case
the device is expecting the snd-usb-audio module or
doesn't have analog audio support at all) */
return 0;
}
+ em28xx_info("Closing audio extension");
+
if (dev->adev.sndcard) {
+ snd_card_disconnect(dev->adev.sndcard);
+ flush_work(&dev->adev.wq_trigger);
+
+ em28xx_audio_free_urb(dev);
+
snd_card_free(dev->adev.sndcard);
dev->adev.sndcard = NULL;
}
+ kref_put(&dev->ref, em28xx_free_device);
+ return 0;
+}
+
+static int em28xx_audio_suspend(struct em28xx *dev)
+{
+ if (dev == NULL)
+ return 0;
+
+ if (!dev->has_alsa_audio)
+ return 0;
+
+ em28xx_info("Suspending audio extension");
+ em28xx_deinit_isoc_audio(dev);
+ atomic_set(&dev->adev.stream_started, 0);
+ return 0;
+}
+
+static int em28xx_audio_resume(struct em28xx *dev)
+{
+ if (dev == NULL)
+ return 0;
+
+ if (!dev->has_alsa_audio)
+ return 0;
+
+ em28xx_info("Resuming audio extension");
+ /* Nothing to do other than schedule_work() ?? */
+ schedule_work(&dev->adev.wq_trigger);
return 0;
}
@@ -730,6 +1031,8 @@ static struct em28xx_ops audio_ops = {
.name = "Em28xx Audio Extension",
.init = em28xx_audio_init,
.fini = em28xx_audio_fini,
+ .suspend = em28xx_audio_suspend,
+ .resume = em28xx_audio_resume,
};
static int __init em28xx_alsa_register(void)
@@ -744,8 +1047,9 @@ static void __exit em28xx_alsa_unregister(void)
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Markus Rechberger <mrechberger@gmail.com>");
-MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
-MODULE_DESCRIPTION("Em28xx Audio driver");
+MODULE_AUTHOR("Mauro Carvalho Chehab");
+MODULE_DESCRIPTION(DRIVER_DESC " - audio interface");
+MODULE_VERSION(EM28XX_VERSION);
module_init(em28xx_alsa_register);
module_exit(em28xx_alsa_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx-camera.c b/drivers/media/usb/em28xx/em28xx-camera.c
new file mode 100644
index 00000000000..12d4c0326e3
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-camera.c
@@ -0,0 +1,458 @@
+/*
+ em28xx-camera.c - driver for Empia EM25xx/27xx/28xx USB video capture devices
+
+ Copyright (C) 2009 Mauro Carvalho Chehab <mchehab@infradead.org>
+ Copyright (C) 2013 Frank Schäfer <fschaefer.oss@googlemail.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <linux/i2c.h>
+#include <media/soc_camera.h>
+#include <media/mt9v011.h>
+#include <media/v4l2-clk.h>
+#include <media/v4l2-common.h>
+
+#include "em28xx.h"
+
+
+/* Possible i2c addresses of Micron sensors */
+static unsigned short micron_sensor_addrs[] = {
+ 0xb8 >> 1, /* MT9V111, MT9V403 */
+ 0xba >> 1, /* MT9M001/011/111/112, MT9V011/012/112, MT9D011 */
+ 0x90 >> 1, /* MT9V012/112, MT9D011 (alternative address) */
+ I2C_CLIENT_END
+};
+
+/* Possible i2c addresses of Omnivision sensors */
+static unsigned short omnivision_sensor_addrs[] = {
+ 0x42 >> 1, /* OV7725, OV7670/60/48 */
+ 0x60 >> 1, /* OV2640, OV9650/53/55 */
+ I2C_CLIENT_END
+};
+
+
+static struct soc_camera_link camlink = {
+ .bus_id = 0,
+ .flags = 0,
+ .module_name = "em28xx",
+ .unbalanced_power = true,
+};
+
+
+/* FIXME: Should be replaced by a proper mt9m111 driver */
+static int em28xx_initialize_mt9m111(struct em28xx *dev)
+{
+ int i;
+ unsigned char regs[][3] = {
+ { 0x0d, 0x00, 0x01, }, /* reset and use defaults */
+ { 0x0d, 0x00, 0x00, },
+ { 0x0a, 0x00, 0x21, },
+ { 0x21, 0x04, 0x00, }, /* full readout speed, no row/col skipping */
+ };
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ &regs[i][0], 3);
+
+ return 0;
+}
+
+
+/* FIXME: Should be replaced by a proper mt9m001 driver */
+static int em28xx_initialize_mt9m001(struct em28xx *dev)
+{
+ int i;
+ unsigned char regs[][3] = {
+ { 0x0d, 0x00, 0x01, },
+ { 0x0d, 0x00, 0x00, },
+ { 0x04, 0x05, 0x00, }, /* hres = 1280 */
+ { 0x03, 0x04, 0x00, }, /* vres = 1024 */
+ { 0x20, 0x11, 0x00, },
+ { 0x06, 0x00, 0x10, },
+ { 0x2b, 0x00, 0x24, },
+ { 0x2e, 0x00, 0x24, },
+ { 0x35, 0x00, 0x24, },
+ { 0x2d, 0x00, 0x20, },
+ { 0x2c, 0x00, 0x20, },
+ { 0x09, 0x0a, 0xd4, },
+ { 0x35, 0x00, 0x57, },
+ };
+
+ for (i = 0; i < ARRAY_SIZE(regs); i++)
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus],
+ &regs[i][0], 3);
+
+ return 0;
+}
+
+
+/*
+ * Probes Micron sensors with 8 bit address and 16 bit register width
+ */
+static int em28xx_probe_sensor_micron(struct em28xx *dev)
+{
+ int ret, i;
+ char *name;
+ u8 reg;
+ __be16 id_be;
+ u16 id;
+
+ struct i2c_client client = dev->i2c_client[dev->def_i2c_bus];
+
+ dev->em28xx_sensor = EM28XX_NOSENSOR;
+ for (i = 0; micron_sensor_addrs[i] != I2C_CLIENT_END; i++) {
+ client.addr = micron_sensor_addrs[i];
+ /* NOTE: i2c_smbus_read_word_data() doesn't work with BE data */
+ /* Read chip ID from register 0x00 */
+ reg = 0x00;
+ ret = i2c_master_send(&client, &reg, 1);
+ if (ret < 0) {
+ if (ret != -ENXIO)
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ ret = i2c_master_recv(&client, (u8 *)&id_be, 2);
+ if (ret < 0) {
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ id = be16_to_cpu(id_be);
+ /* Read chip ID from register 0xff */
+ reg = 0xff;
+ ret = i2c_master_send(&client, &reg, 1);
+ if (ret < 0) {
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ ret = i2c_master_recv(&client, (u8 *)&id_be, 2);
+ if (ret < 0) {
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ /* Validate chip ID to be sure we have a Micron device */
+ if (id != be16_to_cpu(id_be))
+ continue;
+ /* Check chip ID */
+ id = be16_to_cpu(id_be);
+ switch (id) {
+ case 0x1222:
+ name = "MT9V012"; /* MI370 */ /* 640x480 */
+ break;
+ case 0x1229:
+ name = "MT9V112"; /* 640x480 */
+ break;
+ case 0x1433:
+ name = "MT9M011"; /* 1280x1024 */
+ break;
+ case 0x143a: /* found in the ECS G200 */
+ name = "MT9M111"; /* MI1310 */ /* 1280x1024 */
+ dev->em28xx_sensor = EM28XX_MT9M111;
+ break;
+ case 0x148c:
+ name = "MT9M112"; /* MI1320 */ /* 1280x1024 */
+ break;
+ case 0x1511:
+ name = "MT9D011"; /* MI2010 */ /* 1600x1200 */
+ break;
+ case 0x8232:
+ case 0x8243: /* rev B */
+ name = "MT9V011"; /* MI360 */ /* 640x480 */
+ dev->em28xx_sensor = EM28XX_MT9V011;
+ break;
+ case 0x8431:
+ name = "MT9M001"; /* 1280x1024 */
+ dev->em28xx_sensor = EM28XX_MT9M001;
+ break;
+ default:
+ em28xx_info("unknown Micron sensor detected: 0x%04x\n",
+ id);
+ return 0;
+ }
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR)
+ em28xx_info("unsupported sensor detected: %s\n", name);
+ else
+ em28xx_info("sensor %s detected\n", name);
+
+ dev->i2c_client[dev->def_i2c_bus].addr = client.addr;
+ return 0;
+ }
+
+ return -ENODEV;
+}
+
+/*
+ * Probes Omnivision sensors with 8 bit address and register width
+ */
+static int em28xx_probe_sensor_omnivision(struct em28xx *dev)
+{
+ int ret, i;
+ char *name;
+ u8 reg;
+ u16 id;
+ struct i2c_client client = dev->i2c_client[dev->def_i2c_bus];
+
+ dev->em28xx_sensor = EM28XX_NOSENSOR;
+ /* NOTE: these devices have the register auto incrementation disabled
+ * by default, so we have to use single byte reads ! */
+ for (i = 0; omnivision_sensor_addrs[i] != I2C_CLIENT_END; i++) {
+ client.addr = omnivision_sensor_addrs[i];
+ /* Read manufacturer ID from registers 0x1c-0x1d (BE) */
+ reg = 0x1c;
+ ret = i2c_smbus_read_byte_data(&client, reg);
+ if (ret < 0) {
+ if (ret != -ENXIO)
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ id = ret << 8;
+ reg = 0x1d;
+ ret = i2c_smbus_read_byte_data(&client, reg);
+ if (ret < 0) {
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ id += ret;
+ /* Check manufacturer ID */
+ if (id != 0x7fa2)
+ continue;
+ /* Read product ID from registers 0x0a-0x0b (BE) */
+ reg = 0x0a;
+ ret = i2c_smbus_read_byte_data(&client, reg);
+ if (ret < 0) {
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ id = ret << 8;
+ reg = 0x0b;
+ ret = i2c_smbus_read_byte_data(&client, reg);
+ if (ret < 0) {
+ em28xx_errdev("couldn't read from i2c device 0x%02x: error %i\n",
+ client.addr << 1, ret);
+ continue;
+ }
+ id += ret;
+ /* Check product ID */
+ switch (id) {
+ case 0x2642:
+ name = "OV2640";
+ dev->em28xx_sensor = EM28XX_OV2640;
+ break;
+ case 0x7648:
+ name = "OV7648";
+ break;
+ case 0x7660:
+ name = "OV7660";
+ break;
+ case 0x7673:
+ name = "OV7670";
+ break;
+ case 0x7720:
+ name = "OV7720";
+ break;
+ case 0x7721:
+ name = "OV7725";
+ break;
+ case 0x9648: /* Rev 2 */
+ case 0x9649: /* Rev 3 */
+ name = "OV9640";
+ break;
+ case 0x9650:
+ case 0x9652: /* OV9653 */
+ name = "OV9650";
+ break;
+ case 0x9656: /* Rev 4 */
+ case 0x9657: /* Rev 5 */
+ name = "OV9655";
+ break;
+ default:
+ em28xx_info("unknown OmniVision sensor detected: 0x%04x\n",
+ id);
+ return 0;
+ }
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR)
+ em28xx_info("unsupported sensor detected: %s\n", name);
+ else
+ em28xx_info("sensor %s detected\n", name);
+
+ dev->i2c_client[dev->def_i2c_bus].addr = client.addr;
+ return 0;
+ }
+
+ return -ENODEV;
+}
+
+int em28xx_detect_sensor(struct em28xx *dev)
+{
+ int ret;
+
+ ret = em28xx_probe_sensor_micron(dev);
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0)
+ ret = em28xx_probe_sensor_omnivision(dev);
+
+ /*
+ * NOTE: the Windows driver also probes i2c addresses
+ * 0x22 (Samsung ?) and 0x66 (Kodak ?)
+ */
+
+ if (dev->em28xx_sensor == EM28XX_NOSENSOR && ret < 0) {
+ em28xx_info("No sensor detected\n");
+ return -ENODEV;
+ }
+
+ return 0;
+}
+
+int em28xx_init_camera(struct em28xx *dev)
+{
+ char clk_name[V4L2_SUBDEV_NAME_SIZE];
+ struct i2c_client *client = &dev->i2c_client[dev->def_i2c_bus];
+ struct i2c_adapter *adap = &dev->i2c_adap[dev->def_i2c_bus];
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ int ret = 0;
+
+ v4l2_clk_name_i2c(clk_name, sizeof(clk_name),
+ i2c_adapter_id(adap), client->addr);
+ v4l2->clk = v4l2_clk_register_fixed(clk_name, "mclk", -EINVAL);
+ if (IS_ERR(v4l2->clk))
+ return PTR_ERR(v4l2->clk);
+
+ switch (dev->em28xx_sensor) {
+ case EM28XX_MT9V011:
+ {
+ struct mt9v011_platform_data pdata;
+ struct i2c_board_info mt9v011_info = {
+ .type = "mt9v011",
+ .addr = client->addr,
+ .platform_data = &pdata,
+ };
+
+ v4l2->sensor_xres = 640;
+ v4l2->sensor_yres = 480;
+
+ /*
+ * FIXME: mt9v011 uses I2S speed as xtal clk - at least with
+ * the Silvercrest cam I have here for testing - for higher
+ * resolutions, a high clock cause horizontal artifacts, so we
+ * need to use a lower xclk frequency.
+ * Yet, it would be possible to adjust xclk depending on the
+ * desired resolution, since this affects directly the
+ * frame rate.
+ */
+ dev->board.xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ;
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk);
+ v4l2->sensor_xtal = 4300000;
+ pdata.xtal = v4l2->sensor_xtal;
+ if (NULL ==
+ v4l2_i2c_new_subdev_board(&dev->v4l2->v4l2_dev, adap,
+ &mt9v011_info, NULL)) {
+ ret = -ENODEV;
+ break;
+ }
+ /* probably means GRGB 16 bit bayer */
+ v4l2->vinmode = 0x0d;
+ v4l2->vinctl = 0x00;
+
+ break;
+ }
+ case EM28XX_MT9M001:
+ v4l2->sensor_xres = 1280;
+ v4l2->sensor_yres = 1024;
+
+ em28xx_initialize_mt9m001(dev);
+
+ /* probably means BGGR 16 bit bayer */
+ v4l2->vinmode = 0x0c;
+ v4l2->vinctl = 0x00;
+
+ break;
+ case EM28XX_MT9M111:
+ v4l2->sensor_xres = 640;
+ v4l2->sensor_yres = 512;
+
+ dev->board.xclk = EM28XX_XCLK_FREQUENCY_48MHZ;
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk);
+ em28xx_initialize_mt9m111(dev);
+
+ v4l2->vinmode = 0x0a;
+ v4l2->vinctl = 0x00;
+
+ break;
+ case EM28XX_OV2640:
+ {
+ struct v4l2_subdev *subdev;
+ struct i2c_board_info ov2640_info = {
+ .type = "ov2640",
+ .flags = I2C_CLIENT_SCCB,
+ .addr = client->addr,
+ .platform_data = &camlink,
+ };
+ struct v4l2_mbus_framefmt fmt;
+
+ /*
+ * FIXME: sensor supports resolutions up to 1600x1200, but
+ * resolution setting/switching needs to be modified to
+ * - switch sensor output resolution (including further
+ * configuration changes)
+ * - adjust bridge xclk
+ * - disable 16 bit (12 bit) output formats on high resolutions
+ */
+ v4l2->sensor_xres = 640;
+ v4l2->sensor_yres = 480;
+
+ subdev =
+ v4l2_i2c_new_subdev_board(&dev->v4l2->v4l2_dev, adap,
+ &ov2640_info, NULL);
+ if (NULL == subdev) {
+ ret = -ENODEV;
+ break;
+ }
+
+ fmt.code = V4L2_MBUS_FMT_YUYV8_2X8;
+ fmt.width = 640;
+ fmt.height = 480;
+ v4l2_subdev_call(subdev, video, s_mbus_fmt, &fmt);
+
+ /* NOTE: for UXGA=1600x1200 switch to 12MHz */
+ dev->board.xclk = EM28XX_XCLK_FREQUENCY_24MHZ;
+ em28xx_write_reg(dev, EM28XX_R0F_XCLK, dev->board.xclk);
+ v4l2->vinmode = 0x08;
+ v4l2->vinctl = 0x00;
+
+ break;
+ }
+ case EM28XX_NOSENSOR:
+ default:
+ ret = -EINVAL;
+ }
+
+ if (ret < 0) {
+ v4l2_clk_unregister_fixed(v4l2->clk);
+ v4l2->clk = NULL;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(em28xx_init_camera);
diff --git a/drivers/media/usb/em28xx/em28xx-cards.c b/drivers/media/usb/em28xx/em28xx-cards.c
index 54a03b20de6..15ad4704555 100644
--- a/drivers/media/usb/em28xx/em28xx-cards.c
+++ b/drivers/media/usb/em28xx/em28xx-cards.c
@@ -34,11 +34,9 @@
#include <media/saa7115.h>
#include <media/tvp5150.h>
#include <media/tvaudio.h>
-#include <media/mt9v011.h>
#include <media/i2c-addr.h>
#include <media/tveeprom.h>
#include <media/v4l2-common.h>
-#include <media/v4l2-chip-ident.h>
#include "em28xx.h"
@@ -68,7 +66,7 @@ MODULE_PARM_DESC(usb_xfer_mode,
/* Bitmask marking allocated devices from 0 to EM28XX_MAXBOARDS - 1 */
-static unsigned long em28xx_devused;
+static DECLARE_BITMAP(em28xx_devused, EM28XX_MAXBOARDS);
struct em28xx_hash_table {
unsigned long hash;
@@ -84,42 +82,42 @@ static void em28xx_pre_card_setup(struct em28xx *dev);
/* Reset for the most [analog] boards */
static struct em28xx_reg_seq default_analog[] = {
- {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
{ -1, -1, -1, -1},
};
/* Reset for the most [digital] boards */
static struct em28xx_reg_seq default_digital[] = {
- {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
{ -1, -1, -1, -1},
};
/* Board Hauppauge WinTV HVR 900 analog */
static struct em28xx_reg_seq hauppauge_wintv_hvr_900_analog[] = {
- {EM28XX_R08_GPIO, 0x2d, ~EM_GPIO_4, 10},
- {0x05, 0xff, 0x10, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0x2d, ~EM_GPIO_4, 10},
+ { 0x05, 0xff, 0x10, 10},
+ { -1, -1, -1, -1},
};
/* Board Hauppauge WinTV HVR 900 digital */
static struct em28xx_reg_seq hauppauge_wintv_hvr_900_digital[] = {
- {EM28XX_R08_GPIO, 0x2e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x2e, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x04, 0x0f, 10},
{EM2880_R04_GPO, 0x0c, 0x0f, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
/* Board Hauppauge WinTV HVR 900 (R2) digital */
static struct em28xx_reg_seq hauppauge_wintv_hvr_900R2_digital[] = {
- {EM28XX_R08_GPIO, 0x2e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x2e, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x0c, 0x0f, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
/* Boards - EM2880 MSI DIGIVOX AD and EM2880_BOARD_MSI_DIGIVOX_AD_II */
static struct em28xx_reg_seq em2880_msi_digivox_ad_analog[] = {
- {EM28XX_R08_GPIO, 0x69, ~EM_GPIO_4, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0x69, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
};
/* Boards - EM2880 MSI DIGIVOX AD and EM2880_BOARD_MSI_DIGIVOX_AD_II */
@@ -129,12 +127,12 @@ static struct em28xx_reg_seq em2880_msi_digivox_ad_analog[] = {
/* Board - EM2882 Kworld 315U digital */
static struct em28xx_reg_seq em2882_kworld_315u_digital[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM28XX_R08_GPIO, 0xfe, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10},
{EM2880_R04_GPO, 0x04, 0xff, 10},
{EM2880_R04_GPO, 0x0c, 0xff, 10},
- {EM28XX_R08_GPIO, 0x7e, 0xff, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0x7e, 0xff, 10},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq em2882_kworld_315u_tuner_gpio[] = {
@@ -142,19 +140,19 @@ static struct em28xx_reg_seq em2882_kworld_315u_tuner_gpio[] = {
{EM2880_R04_GPO, 0x0c, 0xff, 10},
{EM2880_R04_GPO, 0x08, 0xff, 10},
{EM2880_R04_GPO, 0x0c, 0xff, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq kworld_330u_analog[] = {
- {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x00, 0xff, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq kworld_330u_digital[] = {
- {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x08, 0xff, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
/* Evga inDtube
@@ -164,19 +162,19 @@ static struct em28xx_reg_seq kworld_330u_digital[] = {
GOP3 - s5h1409 reset
*/
static struct em28xx_reg_seq evga_indtube_analog[] = {
- {EM28XX_R08_GPIO, 0x79, 0xff, 60},
+ {EM2820_R08_GPIO_CTRL, 0x79, 0xff, 60},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq evga_indtube_digital[] = {
- {EM28XX_R08_GPIO, 0x7a, 0xff, 1},
+ {EM2820_R08_GPIO_CTRL, 0x7a, 0xff, 1},
{EM2880_R04_GPO, 0x04, 0xff, 10},
{EM2880_R04_GPO, 0x0c, 0xff, 1},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
/*
- * KWorld PlusTV 340U and UB435-Q (ATSC) GPIOs map:
+ * KWorld PlusTV 340U, UB435-Q and UB435-Q V2 (ATSC) GPIOs map:
* EM_GPIO_0 - currently unknown
* EM_GPIO_1 - LED disable/enable (1 = off, 0 = on)
* EM_GPIO_2 - currently unknown
@@ -187,115 +185,134 @@ static struct em28xx_reg_seq evga_indtube_digital[] = {
* EM_GPIO_7 - currently unknown
*/
static struct em28xx_reg_seq kworld_a340_digital[] = {
- {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
+};
+
+static struct em28xx_reg_seq kworld_ub435q_v3_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbe, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 100},
+ { -1, -1, -1, -1},
};
/* Pinnacle Hybrid Pro eb1a:2881 */
static struct em28xx_reg_seq pinnacle_hybrid_pro_analog[] = {
- {EM28XX_R08_GPIO, 0xfd, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0xfd, ~EM_GPIO_4, 10},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq pinnacle_hybrid_pro_digital[] = {
- {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x04, 0xff, 100},/* zl10353 reset */
{EM2880_R04_GPO, 0x0c, 0xff, 1},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_analog[] = {
- {EM28XX_R08_GPIO, 0x6d, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6d, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x00, 0xff, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq terratec_cinergy_USB_XS_FR_digital[] = {
- {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x08, 0xff, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
+};
+
+/* PCTV HD Mini (80e) GPIOs
+ 0-5: not used
+ 6: demod reset, active low
+ 7: LED on, active high */
+static struct em28xx_reg_seq em2874_pctv_80e_digital[] = {
+ {EM28XX_R06_I2C_CLK, 0x45, 0xff, 10}, /*400 KHz*/
+ {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 100},/*Demod reset*/
+ {EM2874_R80_GPIO_P0_CTRL, 0x40, 0xff, 10},
+ { -1, -1, -1, -1},
};
/* eb1a:2868 Reddo DVB-C USB TV Box
GPIO4 - CU1216L NIM
Other GPIOs seems to be don't care. */
static struct em28xx_reg_seq reddo_dvb_c_usb_box[] = {
- {EM28XX_R08_GPIO, 0xfe, 0xff, 10},
- {EM28XX_R08_GPIO, 0xde, 0xff, 10},
- {EM28XX_R08_GPIO, 0xfe, 0xff, 10},
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM28XX_R08_GPIO, 0x7f, 0xff, 10},
- {EM28XX_R08_GPIO, 0x6f, 0xff, 10},
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {-1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xde, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xfe, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x7f, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6f, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ { -1, -1, -1, -1},
};
/* Callback for the most boards */
static struct em28xx_reg_seq default_tuner_gpio[] = {
- {EM28XX_R08_GPIO, EM_GPIO_4, EM_GPIO_4, 10},
- {EM28XX_R08_GPIO, 0, EM_GPIO_4, 10},
- {EM28XX_R08_GPIO, EM_GPIO_4, EM_GPIO_4, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, EM_GPIO_4, EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0, EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, EM_GPIO_4, EM_GPIO_4, 10},
+ { -1, -1, -1, -1},
};
/* Mute/unmute */
static struct em28xx_reg_seq compro_unmute_tv_gpio[] = {
- {EM28XX_R08_GPIO, 5, 7, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 5, 7, 10},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq compro_unmute_svid_gpio[] = {
- {EM28XX_R08_GPIO, 4, 7, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 4, 7, 10},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq compro_mute_gpio[] = {
- {EM28XX_R08_GPIO, 6, 7, 10},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 6, 7, 10},
+ { -1, -1, -1, -1},
};
/* Terratec AV350 */
static struct em28xx_reg_seq terratec_av350_mute_gpio[] = {
- {EM28XX_R08_GPIO, 0xff, 0x7f, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x7f, 10},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq terratec_av350_unmute_gpio[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq silvercrest_reg_seq[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM28XX_R08_GPIO, 0x01, 0xf7, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2820_R08_GPIO_CTRL, 0x01, 0xf7, 10},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq vc211a_enable[] = {
- {EM28XX_R08_GPIO, 0xff, 0x07, 10},
- {EM28XX_R08_GPIO, 0xff, 0x0f, 10},
- {EM28XX_R08_GPIO, 0xff, 0x0b, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x07, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x0f, 10},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0x0b, 10},
{ -1, -1, -1, -1},
};
static struct em28xx_reg_seq dikom_dk300_digital[] = {
- {EM28XX_R08_GPIO, 0x6e, ~EM_GPIO_4, 10},
+ {EM2820_R08_GPIO_CTRL, 0x6e, ~EM_GPIO_4, 10},
{EM2880_R04_GPO, 0x08, 0xff, 10},
- { -1, -1, -1, -1},
+ { -1, -1, -1, -1},
};
/* Reset for the most [digital] boards */
static struct em28xx_reg_seq leadership_digital[] = {
- {EM2874_R80_GPIO, 0x70, 0xff, 10},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x70, 0xff, 10},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq leadership_reset[] = {
- {EM2874_R80_GPIO, 0xf0, 0xff, 10},
- {EM2874_R80_GPIO, 0xb0, 0xff, 10},
- {EM2874_R80_GPIO, 0xf0, 0xff, 10},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb0, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf0, 0xff, 10},
+ { -1, -1, -1, -1},
};
/* 2013:024f PCTV nanoStick T2 290e
@@ -303,26 +320,26 @@ static struct em28xx_reg_seq leadership_reset[] = {
* GPIO_7 - LED
*/
static struct em28xx_reg_seq pctv_290e[] = {
- {EM2874_R80_GPIO, 0x00, 0xff, 80},
- {EM2874_R80_GPIO, 0x40, 0xff, 80}, /* GPIO_6 = 1 */
- {EM2874_R80_GPIO, 0xc0, 0xff, 80}, /* GPIO_7 = 1 */
- {-1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x00, 0xff, 80},
+ {EM2874_R80_GPIO_P0_CTRL, 0x40, 0xff, 80}, /* GPIO_6 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0xc0, 0xff, 80}, /* GPIO_7 = 1 */
+ { -1, -1, -1, -1},
};
#if 0
static struct em28xx_reg_seq terratec_h5_gpio[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM2874_R80_GPIO, 0xf6, 0xff, 100},
- {EM2874_R80_GPIO, 0xf2, 0xff, 50},
- {EM2874_R80_GPIO, 0xf6, 0xff, 50},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq terratec_h5_digital[] = {
- {EM2874_R80_GPIO, 0xf6, 0xff, 10},
- {EM2874_R80_GPIO, 0xe6, 0xff, 100},
- {EM2874_R80_GPIO, 0xa6, 0xff, 10},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 10},
+ { -1, -1, -1, -1},
};
#endif
@@ -337,40 +354,75 @@ static struct em28xx_reg_seq terratec_h5_digital[] = {
* GPIO_7 - LED (green LED)
*/
static struct em28xx_reg_seq pctv_460e[] = {
- {EM2874_R80_GPIO, 0x01, 0xff, 50},
- {0x0d, 0xff, 0xff, 50},
- {EM2874_R80_GPIO, 0x41, 0xff, 50}, /* GPIO_6=1 */
- {0x0d, 0x42, 0xff, 50},
- {EM2874_R80_GPIO, 0x61, 0xff, 50}, /* GPIO_5=1 */
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x01, 0xff, 50},
+ { 0x0d, 0xff, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0x41, 0xff, 50}, /* GPIO_6=1 */
+ { 0x0d, 0x42, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0x61, 0xff, 50}, /* GPIO_5=1 */
+ { -1, -1, -1, -1},
+};
+
+static struct em28xx_reg_seq c3tech_digital_duo_digital[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10}, /* xc5000 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0xf9, 0xff, 35},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbe, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfe, 0xff, 20},
+ { -1, -1, -1, -1},
+};
+
+/*
+ * 2013:0258 PCTV DVB-S2 Stick (461e)
+ * GPIO 0 = POWER_ON
+ * GPIO 1 = BOOST
+ * GPIO 2 = VUV_LNB (red LED)
+ * GPIO 3 = #EXT_12V
+ * GPIO 4 = INT_DEM
+ * GPIO 5 = INT_LNB
+ * GPIO 6 = #RESET_DEM
+ * GPIO 7 = P07_LED (green LED)
+ */
+static struct em28xx_reg_seq pctv_461e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0x7f, 0xff, 0},
+ {0x0d, 0xff, 0xff, 0},
+ {EM2874_R80_GPIO_P0_CTRL, 0x3f, 0xff, 100}, /* reset demod */
+ {EM2874_R80_GPIO_P0_CTRL, 0x7f, 0xff, 200}, /* reset demod */
+ {0x0d, 0x42, 0xff, 0},
+ {EM2874_R80_GPIO_P0_CTRL, 0xeb, 0xff, 0},
+ {EM2874_R5F_TS_ENABLE, 0x84, 0x84, 0}, /* parallel? | null discard */
+ { -1, -1, -1, -1},
};
#if 0
static struct em28xx_reg_seq hauppauge_930c_gpio[] = {
- {EM2874_R80_GPIO, 0x6f, 0xff, 10},
- {EM2874_R80_GPIO, 0x4f, 0xff, 10}, /* xc5000 reset */
- {EM2874_R80_GPIO, 0x6f, 0xff, 10},
- {EM2874_R80_GPIO, 0x4f, 0xff, 10},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x6f, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0x4f, 0xff, 10}, /* xc5000 reset */
+ {EM2874_R80_GPIO_P0_CTRL, 0x6f, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0x4f, 0xff, 10},
+ { -1, -1, -1, -1},
};
static struct em28xx_reg_seq hauppauge_930c_digital[] = {
- {EM2874_R80_GPIO, 0xf6, 0xff, 10},
- {EM2874_R80_GPIO, 0xe6, 0xff, 100},
- {EM2874_R80_GPIO, 0xa6, 0xff, 10},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 10},
+ { -1, -1, -1, -1},
};
#endif
/* 1b80:e425 MaxMedia UB425-TC
+ * 1b80:e1cc Delock 61959
* GPIO_6 - demod reset, 0=active
* GPIO_7 - LED, 0=active
*/
static struct em28xx_reg_seq maxmedia_ub425_tc[] = {
- {EM2874_R80_GPIO, 0x83, 0xff, 100},
- {EM2874_R80_GPIO, 0xc3, 0xff, 100}, /* GPIO_6 = 1 */
- {EM2874_R80_GPIO, 0x43, 0xff, 000}, /* GPIO_7 = 0 */
- {-1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x83, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xc3, 0xff, 100}, /* GPIO_6 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0x43, 0xff, 000}, /* GPIO_7 = 0 */
+ { -1, -1, -1, -1},
};
/* 2304:0242 PCTV QuatroStick (510e)
@@ -380,10 +432,10 @@ static struct em28xx_reg_seq maxmedia_ub425_tc[] = {
* GPIO_7: LED, 1=active
*/
static struct em28xx_reg_seq pctv_510e[] = {
- {EM2874_R80_GPIO, 0x10, 0xff, 100},
- {EM2874_R80_GPIO, 0x14, 0xff, 100}, /* GPIO_2 = 1 */
- {EM2874_R80_GPIO, 0x54, 0xff, 050}, /* GPIO_6 = 1 */
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x10, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0x14, 0xff, 100}, /* GPIO_2 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0x54, 0xff, 050}, /* GPIO_6 = 1 */
+ { -1, -1, -1, -1},
};
/* 2013:0251 PCTV QuatroStick nano (520e)
@@ -393,14 +445,111 @@ static struct em28xx_reg_seq pctv_510e[] = {
* GPIO_7: LED, 1=active
*/
static struct em28xx_reg_seq pctv_520e[] = {
- {EM2874_R80_GPIO, 0x10, 0xff, 100},
- {EM2874_R80_GPIO, 0x14, 0xff, 100}, /* GPIO_2 = 1 */
- {EM2874_R80_GPIO, 0x54, 0xff, 050}, /* GPIO_6 = 1 */
- {EM2874_R80_GPIO, 0xd4, 0xff, 000}, /* GPIO_7 = 1 */
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0x10, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0x14, 0xff, 100}, /* GPIO_2 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0x54, 0xff, 050}, /* GPIO_6 = 1 */
+ {EM2874_R80_GPIO_P0_CTRL, 0xd4, 0xff, 000}, /* GPIO_7 = 1 */
+ { -1, -1, -1, -1},
+};
+
+/* 1ae7:9003/9004 SpeedLink Vicious And Devine Laplace webcam
+ * reg 0x80/0x84:
+ * GPIO_0: capturing LED, 0=on, 1=off
+ * GPIO_2: AV mute button, 0=pressed, 1=unpressed
+ * GPIO 3: illumination button, 0=pressed, 1=unpressed
+ * GPIO_6: illumination/flash LED, 0=on, 1=off
+ * reg 0x81/0x85:
+ * GPIO_7: snapshot button, 0=pressed, 1=unpressed
+ */
+static struct em28xx_reg_seq speedlink_vad_laplace_reg_seq[] = {
+ {EM2820_R08_GPIO_CTRL, 0xf7, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xb2, 10},
+ { -1, -1, -1, -1},
+};
+
+static struct em28xx_reg_seq pctv_292e[] = {
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0},
+ {0x0d, 0xff, 0xff, 950},
+ {EM2874_R80_GPIO_P0_CTRL, 0xbd, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfd, 0xff, 410},
+ {EM2874_R80_GPIO_P0_CTRL, 0x7d, 0xff, 300},
+ {EM2874_R80_GPIO_P0_CTRL, 0x7c, 0xff, 60},
+ {0x0d, 0x42, 0xff, 50},
+ {EM2874_R5F_TS_ENABLE, 0x85, 0xff, 0},
+ {-1, -1, -1, -1},
+};
+
+/*
+ * Button definitions
+ */
+static struct em28xx_button std_snapshot_button[] = {
+ {
+ .role = EM28XX_BUTTON_SNAPSHOT,
+ .reg_r = EM28XX_R0C_USBSUSP,
+ .reg_clearing = EM28XX_R0C_USBSUSP,
+ .mask = EM28XX_R0C_USBSUSP_SNAPSHOT,
+ .inverted = 0,
+ },
+ {-1, 0, 0, 0, 0},
+};
+
+static struct em28xx_button speedlink_vad_laplace_buttons[] = {
+ {
+ .role = EM28XX_BUTTON_SNAPSHOT,
+ .reg_r = EM2874_R85_GPIO_P1_STATE,
+ .mask = 0x80,
+ .inverted = 1,
+ },
+ {
+ .role = EM28XX_BUTTON_ILLUMINATION,
+ .reg_r = EM2874_R84_GPIO_P0_STATE,
+ .mask = 0x08,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0, 0},
};
/*
+ * LED definitions
+ */
+static struct em28xx_led speedlink_vad_laplace_leds[] = {
+ {
+ .role = EM28XX_LED_ANALOG_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x01,
+ .inverted = 1,
+ },
+ {
+ .role = EM28XX_LED_ILLUMINATION,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x40,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led kworld_ub435q_v3_leds[] = {
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x80,
+ .inverted = 1,
+ },
+ {-1, 0, 0, 0},
+};
+
+static struct em28xx_led pctv_80e_leds[] = {
+ {
+ .role = EM28XX_LED_DIGITAL_CAPTURING,
+ .gpio_reg = EM2874_R80_GPIO_P0_CTRL,
+ .gpio_mask = 0x80,
+ .inverted = 0,
+ },
+ {-1, 0, 0, 0},
+};
+
+
+/*
* Board definitions
*/
struct em28xx_board em28xx_boards[] = {
@@ -958,8 +1107,8 @@ struct em28xx_board em28xx_boards[] = {
#else
.tuner_type = TUNER_ABSENT,
#endif
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
[EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C] = {
@@ -974,17 +1123,27 @@ struct em28xx_board em28xx_boards[] = {
.tuner_type = TUNER_ABSENT,
#endif
.ir_codes = RC_MAP_HAUPPAUGE,
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
+ [EM2884_BOARD_C3TECH_DIGITAL_DUO] = {
+ .name = "C3 Tech Digital Duo HDTV/SDTV USB",
+ .has_dvb = 1,
+ /* FIXME: Add analog support - need a saa7136 driver */
+ .tuner_type = TUNER_ABSENT, /* Digital-only TDA18271HD */
+ .ir_codes = RC_MAP_EMPTY,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE,
+ .dvb_gpio = c3tech_digital_duo_digital,
+ },
[EM2884_BOARD_CINERGY_HTC_STICK] = {
.name = "Terratec Cinergy HTC Stick",
.has_dvb = 1,
.ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
.tuner_type = TUNER_ABSENT,
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
[EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900] = {
@@ -1369,7 +1528,7 @@ struct em28xx_board em28xx_boards[] = {
},
[EM2820_BOARD_PROLINK_PLAYTV_USB2] = {
.name = "SIIG AVTuner-PVR / Pixelview Prolink PlayTV USB 2.0",
- .has_snapshot_button = 1,
+ .buttons = std_snapshot_button,
.tda9887_conf = TDA9887_PRESENT,
.tuner_type = TUNER_YMEC_TVF_5533MF,
.decoder = EM28XX_SAA711X,
@@ -1391,7 +1550,7 @@ struct em28xx_board em28xx_boards[] = {
},
[EM2860_BOARD_SAA711X_REFERENCE_DESIGN] = {
.name = "EM2860/SAA711X Reference Design",
- .has_snapshot_button = 1,
+ .buttons = std_snapshot_button,
.tuner_type = TUNER_ABSENT,
.decoder = EM28XX_SAA711X,
.input = { {
@@ -1404,8 +1563,8 @@ struct em28xx_board em28xx_boards[] = {
},
[EM2874_BOARD_LEADERSHIP_ISDBT] = {
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_100_KHZ,
.xclk = EM28XX_XCLK_FREQUENCY_10MHZ,
.name = "EM2874 Leadership ISDBT",
@@ -1917,8 +2076,8 @@ struct em28xx_board em28xx_boards[] = {
* Empia EM28174, Sony CXD2820R and NXP TDA18271HD/C2 */
[EM28174_BOARD_PCTV_290E] = {
.name = "PCTV nanoStick T2 290e",
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_100_KHZ,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_100_KHZ,
.tuner_type = TUNER_ABSENT,
.tuner_gpio = pctv_290e,
.has_dvb = 1,
@@ -1927,8 +2086,8 @@ struct em28xx_board em28xx_boards[] = {
/* 2013:024f PCTV DVB-S2 Stick 460e
* Empia EM28174, NXP TDA10071, Conexant CX24118A and Allegro A8293 */
[EM28174_BOARD_PCTV_460E] = {
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ,
.name = "PCTV DVB-S2 Stick (460e)",
.tuner_type = TUNER_ABSENT,
.tuner_gpio = pctv_460e,
@@ -1958,8 +2117,9 @@ struct em28xx_board em28xx_boards[] = {
.tuner_type = TUNER_ABSENT,
.tuner_gpio = maxmedia_ub425_tc,
.has_dvb = 1,
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .ir_codes = RC_MAP_REDDO,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
/* 2304:0242 PCTV QuatroStick (510e)
@@ -1970,8 +2130,8 @@ struct em28xx_board em28xx_boards[] = {
.tuner_gpio = pctv_510e,
.has_dvb = 1,
.ir_codes = RC_MAP_PINNACLE_PCTV_HD,
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
/* 2013:0251 PCTV QuatroStick nano (520e)
@@ -1982,8 +2142,8 @@ struct em28xx_board em28xx_boards[] = {
.tuner_gpio = pctv_520e,
.has_dvb = 1,
.ir_codes = RC_MAP_PINNACLE_PCTV_HD,
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
[EM2884_BOARD_TERRATEC_HTC_USB_XS] = {
@@ -1991,11 +2151,101 @@ struct em28xx_board em28xx_boards[] = {
.has_dvb = 1,
.ir_codes = RC_MAP_NEC_TERRATEC_CINERGY_XS,
.tuner_type = TUNER_ABSENT,
- .i2c_speed = EM2874_I2C_SECONDARY_BUS_SELECT |
- EM28XX_I2C_CLK_WAIT_ENABLE |
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_400_KHZ,
},
+ /* 1b80:e1cc Delock 61959
+ * Empia EM2874B + Micronas DRX 3913KA2 + NXP TDA18271HDC2
+ * mostly the same as MaxMedia UB-425-TC but different remote */
+ [EM2874_BOARD_DELOCK_61959] = {
+ .name = "Delock 61959",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = maxmedia_ub425_tc,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_DELOCK_61959,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_400_KHZ,
+ },
+ /*
+ * 1b80:e346 KWorld USB ATSC TV Stick UB435-Q V2
+ * Empia EM2874B + LG DT3305 + NXP TDA18271HDC2
+ */
+ [EM2874_BOARD_KWORLD_UB435Q_V2] = {
+ .name = "KWorld USB ATSC TV Stick UB435-Q V2",
+ .tuner_type = TUNER_ABSENT,
+ .has_dvb = 1,
+ .dvb_gpio = kworld_a340_digital,
+ .tuner_gpio = default_tuner_gpio,
+ .def_i2c_bus = 1,
+ },
+ /*
+ * 1b80:e34c KWorld USB ATSC TV Stick UB435-Q V3
+ * Empia EM2874B + LG DT3305 + NXP TDA18271HDC2
+ */
+ [EM2874_BOARD_KWORLD_UB435Q_V3] = {
+ .name = "KWorld USB ATSC TV Stick UB435-Q V3",
+ .tuner_type = TUNER_ABSENT,
+ .has_dvb = 1,
+ .tuner_gpio = kworld_ub435q_v3_digital,
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ,
+ .leds = kworld_ub435q_v3_leds,
+ },
+ [EM2874_BOARD_PCTV_HD_MINI_80E] = {
+ .name = "Pinnacle PCTV HD Mini",
+ .tuner_type = TUNER_ABSENT,
+ .has_dvb = 1,
+ .dvb_gpio = em2874_pctv_80e_digital,
+ .decoder = EM28XX_NODECODER,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ .leds = pctv_80e_leds,
+ },
+ /* 1ae7:9003/9004 SpeedLink Vicious And Devine Laplace webcam
+ * Empia EM2765 + OmniVision OV2640 */
+ [EM2765_BOARD_SPEEDLINK_VAD_LAPLACE] = {
+ .name = "SpeedLink Vicious And Devine Laplace webcam",
+ .xclk = EM28XX_XCLK_FREQUENCY_24MHZ,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
+ EM28XX_I2C_FREQ_100_KHZ,
+ .def_i2c_bus = 1,
+ .tuner_type = TUNER_ABSENT,
+ .is_webcam = 1,
+ .input = { {
+ .type = EM28XX_VMUX_COMPOSITE1,
+ .amux = EM28XX_AMUX_VIDEO,
+ .gpio = speedlink_vad_laplace_reg_seq,
+ } },
+ .buttons = speedlink_vad_laplace_buttons,
+ .leds = speedlink_vad_laplace_leds,
+ },
+ /* 2013:0258 PCTV DVB-S2 Stick (461e)
+ * Empia EM28178, Montage M88DS3103, Montage M88TS2022, Allegro A8293 */
+ [EM28178_BOARD_PCTV_461E] = {
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ,
+ .name = "PCTV DVB-S2 Stick (461e)",
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_461e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
+ /* 2013:025f PCTV tripleStick (292e).
+ * Empia EM28178, Silicon Labs Si2168, Silicon Labs Si2157 */
+ [EM28178_BOARD_PCTV_292E] = {
+ .name = "PCTV tripleStick (292e)",
+ .def_i2c_bus = 1,
+ .i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE | EM28XX_I2C_FREQ_400_KHZ,
+ .tuner_type = TUNER_ABSENT,
+ .tuner_gpio = pctv_292e,
+ .has_dvb = 1,
+ .ir_codes = RC_MAP_PINNACLE_PCTV_HD,
+ },
};
+EXPORT_SYMBOL_GPL(em28xx_boards);
+
const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
/* table of devices that work with this driver */
@@ -2126,6 +2376,8 @@ struct usb_device_id em28xx_id_table[] = {
.driver_info = EM2882_BOARD_PINNACLE_HYBRID_PRO_330E },
{ USB_DEVICE(0x2304, 0x0227),
.driver_info = EM2880_BOARD_PINNACLE_PCTV_HD_PRO },
+ { USB_DEVICE(0x2304, 0x023f),
+ .driver_info = EM2874_BOARD_PCTV_HD_MINI_80E },
{ USB_DEVICE(0x0413, 0x6023),
.driver_info = EM2800_BOARD_LEADTEK_WINFAST_USBII },
{ USB_DEVICE(0x093b, 0xa003),
@@ -2138,12 +2390,18 @@ struct usb_device_id em28xx_id_table[] = {
.driver_info = EM2860_BOARD_GADMEI_UTV330 },
{ USB_DEVICE(0x1b80, 0xa340),
.driver_info = EM2870_BOARD_KWORLD_A340 },
+ { USB_DEVICE(0x1b80, 0xe346),
+ .driver_info = EM2874_BOARD_KWORLD_UB435Q_V2 },
+ { USB_DEVICE(0x1b80, 0xe34c),
+ .driver_info = EM2874_BOARD_KWORLD_UB435Q_V3 },
{ USB_DEVICE(0x2013, 0x024f),
.driver_info = EM28174_BOARD_PCTV_290E },
{ USB_DEVICE(0x2013, 0x024c),
.driver_info = EM28174_BOARD_PCTV_460E },
{ USB_DEVICE(0x2040, 0x1605),
.driver_info = EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C },
+ { USB_DEVICE(0x1b80, 0xe755),
+ .driver_info = EM2884_BOARD_C3TECH_DIGITAL_DUO },
{ USB_DEVICE(0xeb1a, 0x5006),
.driver_info = EM2860_BOARD_HT_VIDBOX_NW03 },
{ USB_DEVICE(0x1b80, 0xe309), /* Sveon STV40 */
@@ -2154,6 +2412,16 @@ struct usb_device_id em28xx_id_table[] = {
.driver_info = EM2884_BOARD_PCTV_510E },
{ USB_DEVICE(0x2013, 0x0251),
.driver_info = EM2884_BOARD_PCTV_520E },
+ { USB_DEVICE(0x1b80, 0xe1cc),
+ .driver_info = EM2874_BOARD_DELOCK_61959 },
+ { USB_DEVICE(0x1ae7, 0x9003),
+ .driver_info = EM2765_BOARD_SPEEDLINK_VAD_LAPLACE },
+ { USB_DEVICE(0x1ae7, 0x9004),
+ .driver_info = EM2765_BOARD_SPEEDLINK_VAD_LAPLACE },
+ { USB_DEVICE(0x2013, 0x0258),
+ .driver_info = EM28178_BOARD_PCTV_461E },
+ { USB_DEVICE(0x2013, 0x025f),
+ .driver_info = EM28178_BOARD_PCTV_292E },
{ },
};
MODULE_DEVICE_TABLE(usb, em28xx_id_table);
@@ -2183,29 +2451,13 @@ static struct em28xx_hash_table em28xx_i2c_hash[] = {
{0x4ba50080, EM2861_BOARD_GADMEI_UTV330PLUS, TUNER_TNF_5335MF},
{0x6b800080, EM2874_BOARD_LEADERSHIP_ISDBT, TUNER_ABSENT},
};
-
-/* I2C possible address to saa7115, tvp5150, msp3400, tvaudio */
-static unsigned short saa711x_addrs[] = {
- 0x4a >> 1, 0x48 >> 1, /* SAA7111, SAA7111A and SAA7113 */
- 0x42 >> 1, 0x40 >> 1, /* SAA7114, SAA7115 and SAA7118 */
- I2C_CLIENT_END };
-
-static unsigned short tvp5150_addrs[] = {
- 0xb8 >> 1,
- 0xba >> 1,
- I2C_CLIENT_END
-};
-
-static unsigned short msp3400_addrs[] = {
- 0x80 >> 1,
- 0x88 >> 1,
- I2C_CLIENT_END
-};
+/* NOTE: introduce a separate hash table for devices with 16 bit eeproms */
int em28xx_tuner_callback(void *ptr, int component, int command, int arg)
{
+ struct em28xx_i2c_bus *i2c_bus = ptr;
+ struct em28xx *dev = i2c_bus->dev;
int rc = 0;
- struct em28xx *dev = ptr;
if (dev->tuner_type != TUNER_XC2028 && dev->tuner_type != TUNER_XC5000)
return 0;
@@ -2233,145 +2485,9 @@ static inline void em28xx_set_model(struct em28xx *dev)
if (!dev->board.i2c_speed)
dev->board.i2c_speed = EM28XX_I2C_CLK_WAIT_ENABLE |
EM28XX_I2C_FREQ_100_KHZ;
-}
-
-
-/* FIXME: Should be replaced by a proper mt9m111 driver */
-static int em28xx_initialize_mt9m111(struct em28xx *dev)
-{
- int i;
- unsigned char regs[][3] = {
- { 0x0d, 0x00, 0x01, }, /* reset and use defaults */
- { 0x0d, 0x00, 0x00, },
- { 0x0a, 0x00, 0x21, },
- { 0x21, 0x04, 0x00, }, /* full readout speed, no row/col skipping */
- };
-
- for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, &regs[i][0], 3);
-
- return 0;
-}
-
-
-/* FIXME: Should be replaced by a proper mt9m001 driver */
-static int em28xx_initialize_mt9m001(struct em28xx *dev)
-{
- int i;
- unsigned char regs[][3] = {
- { 0x0d, 0x00, 0x01, },
- { 0x0d, 0x00, 0x00, },
- { 0x04, 0x05, 0x00, }, /* hres = 1280 */
- { 0x03, 0x04, 0x00, }, /* vres = 1024 */
- { 0x20, 0x11, 0x00, },
- { 0x06, 0x00, 0x10, },
- { 0x2b, 0x00, 0x24, },
- { 0x2e, 0x00, 0x24, },
- { 0x35, 0x00, 0x24, },
- { 0x2d, 0x00, 0x20, },
- { 0x2c, 0x00, 0x20, },
- { 0x09, 0x0a, 0xd4, },
- { 0x35, 0x00, 0x57, },
- };
-
- for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, &regs[i][0], 3);
-
- return 0;
-}
-
-/* HINT method: webcam I2C chips
- *
- * This method works for webcams with Micron sensors
- */
-static int em28xx_hint_sensor(struct em28xx *dev)
-{
- int rc;
- char *sensor_name;
- unsigned char cmd;
- __be16 version_be;
- u16 version;
-
- /* Micron sensor detection */
- dev->i2c_client.addr = 0xba >> 1;
- cmd = 0;
- i2c_master_send(&dev->i2c_client, &cmd, 1);
- rc = i2c_master_recv(&dev->i2c_client, (char *)&version_be, 2);
- if (rc != 2)
- return -EINVAL;
-
- version = be16_to_cpu(version_be);
- switch (version) {
- case 0x8232: /* mt9v011 640x480 1.3 Mpix sensor */
- case 0x8243: /* mt9v011 rev B 640x480 1.3 Mpix sensor */
- dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
- em28xx_set_model(dev);
-
- sensor_name = "mt9v011";
- dev->em28xx_sensor = EM28XX_MT9V011;
- dev->sensor_xres = 640;
- dev->sensor_yres = 480;
- /*
- * FIXME: mt9v011 uses I2S speed as xtal clk - at least with
- * the Silvercrest cam I have here for testing - for higher
- * resolutions, a high clock cause horizontal artifacts, so we
- * need to use a lower xclk frequency.
- * Yet, it would be possible to adjust xclk depending on the
- * desired resolution, since this affects directly the
- * frame rate.
- */
- dev->board.xclk = EM28XX_XCLK_FREQUENCY_4_3MHZ;
- dev->sensor_xtal = 4300000;
-
- /* probably means GRGB 16 bit bayer */
- dev->vinmode = 0x0d;
- dev->vinctl = 0x00;
-
- break;
-
- case 0x143a: /* MT9M111 as found in the ECS G200 */
- dev->model = EM2750_BOARD_UNKNOWN;
- em28xx_set_model(dev);
-
- sensor_name = "mt9m111";
- dev->board.xclk = EM28XX_XCLK_FREQUENCY_48MHZ;
- dev->em28xx_sensor = EM28XX_MT9M111;
- em28xx_initialize_mt9m111(dev);
- dev->sensor_xres = 640;
- dev->sensor_yres = 512;
-
- dev->vinmode = 0x0a;
- dev->vinctl = 0x00;
-
- break;
-
- case 0x8431:
- dev->model = EM2750_BOARD_UNKNOWN;
- em28xx_set_model(dev);
-
- sensor_name = "mt9m001";
- dev->em28xx_sensor = EM28XX_MT9M001;
- em28xx_initialize_mt9m001(dev);
- dev->sensor_xres = 1280;
- dev->sensor_yres = 1024;
- /* probably means BGGR 16 bit bayer */
- dev->vinmode = 0x0c;
- dev->vinctl = 0x00;
-
- break;
- default:
- printk("Unknown Micron Sensor 0x%04x\n", version);
- return -EINVAL;
- }
-
- /* Setup webcam defaults */
- em28xx_pre_card_setup(dev);
-
- em28xx_errdev("Sensor is %s, using model %s entry.\n",
- sensor_name, em28xx_boards[dev->model].name);
-
- return 0;
+ /* Should be initialized early, for I2C to work */
+ dev->def_i2c_bus = dev->board.def_i2c_bus;
}
/* Since em28xx_pre_card_setup() requires a proper dev->model,
@@ -2394,9 +2510,9 @@ static void em28xx_pre_card_setup(struct em28xx *dev)
break;
case EM2861_BOARD_KWORLD_PVRTV_300U:
case EM2880_BOARD_KWORLD_DVB_305U:
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0x6d);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0x6d);
msleep(10);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0x7d);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0x7d);
msleep(10);
break;
case EM2870_BOARD_COMPRO_VIDEOMATE:
@@ -2406,45 +2522,45 @@ static void em28xx_pre_card_setup(struct em28xx *dev)
msleep(10);
em28xx_write_reg(dev, EM2880_R04_GPO, 0x01);
msleep(10);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfc);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfc);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xdc);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xdc);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfc);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfc);
mdelay(70);
break;
case EM2870_BOARD_TERRATEC_XS_MT2060:
/* this device needs some gpio writes to get the DVB-T
demod work */
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xde);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xde);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
mdelay(70);
break;
case EM2870_BOARD_PINNACLE_PCTV_DVB:
/* this device needs some gpio writes to get the
DVB-T demod work */
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xde);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xde);
mdelay(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
mdelay(70);
break;
case EM2820_BOARD_GADMEI_UTV310:
case EM2820_BOARD_MSI_VOX_USB_2:
/* enables audio for that devices */
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
break;
case EM2882_BOARD_KWORLD_ATSC_315U:
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
msleep(10);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
msleep(10);
em28xx_write_reg(dev, EM2880_R04_GPO, 0x00);
msleep(10);
@@ -2470,13 +2586,13 @@ static void em28xx_pre_card_setup(struct em28xx *dev)
break;
case EM2820_BOARD_IODATA_GVMVP_SZ:
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
msleep(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7);
msleep(10);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfe);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfe);
msleep(70);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
msleep(70);
break;
}
@@ -2488,117 +2604,22 @@ static void em28xx_pre_card_setup(struct em28xx *dev)
em28xx_set_mode(dev, EM28XX_SUSPEND);
}
-static void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl)
-{
- memset(ctl, 0, sizeof(*ctl));
-
- ctl->fname = XC2028_DEFAULT_FIRMWARE;
- ctl->max_len = 64;
- ctl->mts = em28xx_boards[dev->model].mts_firmware;
-
- switch (dev->model) {
- case EM2880_BOARD_EMPIRE_DUAL_TV:
- case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
- case EM2882_BOARD_TERRATEC_HYBRID_XS:
- ctl->demod = XC3028_FE_ZARLINK456;
- break;
- case EM2880_BOARD_TERRATEC_HYBRID_XS:
- case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
- case EM2881_BOARD_PINNACLE_HYBRID_PRO:
- ctl->demod = XC3028_FE_ZARLINK456;
- break;
- case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
- case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
- ctl->demod = XC3028_FE_DEFAULT;
- break;
- case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
- ctl->demod = XC3028_FE_DEFAULT;
- ctl->fname = XC3028L_DEFAULT_FIRMWARE;
- break;
- case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
- case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
- case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
- /* FIXME: Better to specify the needed IF */
- ctl->demod = XC3028_FE_DEFAULT;
- break;
- case EM2883_BOARD_KWORLD_HYBRID_330U:
- case EM2882_BOARD_DIKOM_DK300:
- case EM2882_BOARD_KWORLD_VS_DVBT:
- ctl->demod = XC3028_FE_CHINA;
- ctl->fname = XC2028_DEFAULT_FIRMWARE;
- break;
- case EM2882_BOARD_EVGA_INDTUBE:
- ctl->demod = XC3028_FE_CHINA;
- ctl->fname = XC3028L_DEFAULT_FIRMWARE;
- break;
- default:
- ctl->demod = XC3028_FE_OREN538;
- }
-}
-
-static void em28xx_tuner_setup(struct em28xx *dev)
+static int em28xx_hint_board(struct em28xx *dev)
{
- struct tuner_setup tun_setup;
- struct v4l2_frequency f;
-
- if (dev->tuner_type == TUNER_ABSENT)
- return;
-
- memset(&tun_setup, 0, sizeof(tun_setup));
-
- tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
- tun_setup.tuner_callback = em28xx_tuner_callback;
-
- if (dev->board.radio.type) {
- tun_setup.type = dev->board.radio.type;
- tun_setup.addr = dev->board.radio_addr;
-
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr, &tun_setup);
- }
-
- if ((dev->tuner_type != TUNER_ABSENT) && (dev->tuner_type)) {
- tun_setup.type = dev->tuner_type;
- tun_setup.addr = dev->tuner_addr;
-
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_type_addr, &tun_setup);
- }
-
- if (dev->tda9887_conf) {
- struct v4l2_priv_tun_config tda9887_cfg;
-
- tda9887_cfg.tuner = TUNER_TDA9887;
- tda9887_cfg.priv = &dev->tda9887_conf;
-
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_config, &tda9887_cfg);
- }
-
- if (dev->tuner_type == TUNER_XC2028) {
- struct v4l2_priv_tun_config xc2028_cfg;
- struct xc2028_ctrl ctl;
-
- memset(&xc2028_cfg, 0, sizeof(xc2028_cfg));
- memset(&ctl, 0, sizeof(ctl));
-
- em28xx_setup_xc3028(dev, &ctl);
+ int i;
- xc2028_cfg.tuner = TUNER_XC2028;
- xc2028_cfg.priv = &ctl;
+ if (dev->board.is_webcam) {
+ if (dev->em28xx_sensor == EM28XX_MT9V011) {
+ dev->model = EM2820_BOARD_SILVERCREST_WEBCAM;
+ } else if (dev->em28xx_sensor == EM28XX_MT9M001 ||
+ dev->em28xx_sensor == EM28XX_MT9M111) {
+ dev->model = EM2750_BOARD_UNKNOWN;
+ }
+ /* FIXME: IMPROVE ! */
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_config, &xc2028_cfg);
+ return 0;
}
- /* configure tuner */
- f.tuner = 0;
- f.type = V4L2_TUNER_ANALOG_TV;
- f.frequency = 9076; /* just a magic number */
- dev->ctl_freq = f.frequency;
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f);
-}
-
-static int em28xx_hint_board(struct em28xx *dev)
-{
- int i;
-
/* HINT method: EEPROM
*
* This method works only for boards with eeprom.
@@ -2638,7 +2659,7 @@ static int em28xx_hint_board(struct em28xx *dev)
/* user did not request i2c scanning => do it now */
if (!dev->i2c_hash)
- em28xx_do_i2c_scan(dev);
+ em28xx_do_i2c_scan(dev, dev->def_i2c_bus);
for (i = 0; i < ARRAY_SIZE(em28xx_i2c_hash); i++) {
if (dev->i2c_hash == em28xx_i2c_hash[i].hash) {
@@ -2684,16 +2705,14 @@ static void em28xx_card_setup(struct em28xx *dev)
* If sensor is not found, then it isn't a webcam.
*/
if (dev->board.is_webcam) {
- if (em28xx_hint_sensor(dev) < 0)
+ if (em28xx_detect_sensor(dev) < 0)
dev->board.is_webcam = 0;
- else
- dev->progressive = 1;
}
- if (!dev->board.is_webcam) {
- switch (dev->model) {
- case EM2820_BOARD_UNKNOWN:
- case EM2800_BOARD_UNKNOWN:
+ switch (dev->model) {
+ case EM2750_BOARD_UNKNOWN:
+ case EM2820_BOARD_UNKNOWN:
+ case EM2800_BOARD_UNKNOWN:
/*
* The K-WORLD DVB-T 310U is detected as an MSI Digivox AD.
*
@@ -2714,20 +2733,14 @@ static void em28xx_card_setup(struct em28xx *dev)
em28xx_pre_card_setup(dev);
}
break;
- default:
- em28xx_set_model(dev);
- }
+ default:
+ em28xx_set_model(dev);
}
em28xx_info("Identified as %s (card=%d)\n",
dev->board.name, dev->model);
dev->tuner_type = em28xx_boards[dev->model].tuner_type;
- if (em28xx_boards[dev->model].tuner_addr)
- dev->tuner_addr = em28xx_boards[dev->model].tuner_addr;
-
- if (em28xx_boards[dev->model].tda9887_conf)
- dev->tda9887_conf = em28xx_boards[dev->model].tda9887_conf;
/* request some modules */
switch (dev->model) {
@@ -2736,19 +2749,23 @@ static void em28xx_card_setup(struct em28xx *dev)
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
+ case EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C:
{
struct tveeprom tv;
+
+ if (dev->eedata == NULL)
+ break;
#if defined(CONFIG_MODULES) && defined(MODULE)
request_module("tveeprom");
#endif
/* Call first TVeeprom */
- dev->i2c_client.addr = 0xa0 >> 1;
- tveeprom_hauppauge_analog(&dev->i2c_client, &tv, dev->eedata);
+ dev->i2c_client[dev->def_i2c_bus].addr = 0xa0 >> 1;
+ tveeprom_hauppauge_analog(&dev->i2c_client[dev->def_i2c_bus], &tv, dev->eedata);
dev->tuner_type = tv.tuner_type;
- if (tv.audio_processor == V4L2_IDENT_MSPX4XX) {
+ if (tv.audio_processor == TVEEPROM_AUDPROC_MSP) {
dev->i2s_speed = 2048000;
dev->board.has_msp34xx = 1;
}
@@ -2757,12 +2774,12 @@ static void em28xx_card_setup(struct em28xx *dev)
case EM2882_BOARD_KWORLD_ATSC_315U:
em28xx_write_reg(dev, 0x0d, 0x42);
msleep(10);
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xfd);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xfd);
msleep(10);
break;
case EM2820_BOARD_KWORLD_PVRTV2800RF:
/* GPIO enables sound on KWORLD PVR TV 2800RF */
- em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf9);
+ em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf9);
break;
case EM2820_BOARD_UNKNOWN:
case EM2800_BOARD_UNKNOWN:
@@ -2791,7 +2808,7 @@ static void em28xx_card_setup(struct em28xx *dev)
em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
break;
-/*
+ /*
* The Dikom DK300 is detected as an Kworld VS-DVB-T 323UR.
*
* This occurs because they share identical USB vendor and
@@ -2826,72 +2843,63 @@ static void em28xx_card_setup(struct em28xx *dev)
"addresses)\n\n");
}
+ /* Free eeprom data memory */
+ kfree(dev->eedata);
+ dev->eedata = NULL;
+
/* Allow override tuner type by a module parameter */
if (tuner >= 0)
dev->tuner_type = tuner;
+}
- /* request some modules */
- if (dev->board.has_msp34xx)
- v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
- "msp3400", 0, msp3400_addrs);
-
- if (dev->board.decoder == EM28XX_SAA711X)
- v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
- "saa7115_auto", 0, saa711x_addrs);
-
- if (dev->board.decoder == EM28XX_TVP5150)
- v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
- "tvp5150", 0, tvp5150_addrs);
-
- if (dev->em28xx_sensor == EM28XX_MT9V011) {
- struct mt9v011_platform_data pdata;
- struct i2c_board_info mt9v011_info = {
- .type = "mt9v011",
- .addr = 0xba >> 1,
- .platform_data = &pdata,
- };
-
- pdata.xtal = dev->sensor_xtal;
- v4l2_i2c_new_subdev_board(&dev->v4l2_dev, &dev->i2c_adap,
- &mt9v011_info, NULL);
- }
-
-
- if (dev->board.adecoder == EM28XX_TVAUDIO)
- v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
- "tvaudio", dev->board.tvaudio_addr, NULL);
-
- if (dev->board.tuner_type != TUNER_ABSENT) {
- int has_demod = (dev->tda9887_conf & TDA9887_PRESENT);
-
- if (dev->board.radio.type)
- v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
- "tuner", dev->board.radio_addr, NULL);
-
- if (has_demod)
- v4l2_i2c_new_subdev(&dev->v4l2_dev,
- &dev->i2c_adap, "tuner",
- 0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
- if (dev->tuner_addr == 0) {
- enum v4l2_i2c_tuner_type type =
- has_demod ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
- struct v4l2_subdev *sd;
+void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl)
+{
+ memset(ctl, 0, sizeof(*ctl));
- sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
- &dev->i2c_adap, "tuner",
- 0, v4l2_i2c_tuner_addrs(type));
+ ctl->fname = XC2028_DEFAULT_FIRMWARE;
+ ctl->max_len = 64;
+ ctl->mts = em28xx_boards[dev->model].mts_firmware;
- if (sd)
- dev->tuner_addr = v4l2_i2c_subdev_addr(sd);
- } else {
- v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
- "tuner", dev->tuner_addr, NULL);
- }
+ switch (dev->model) {
+ case EM2880_BOARD_EMPIRE_DUAL_TV:
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
+ case EM2882_BOARD_TERRATEC_HYBRID_XS:
+ ctl->demod = XC3028_FE_ZARLINK456;
+ break;
+ case EM2880_BOARD_TERRATEC_HYBRID_XS:
+ case EM2880_BOARD_TERRATEC_HYBRID_XS_FR:
+ case EM2881_BOARD_PINNACLE_HYBRID_PRO:
+ ctl->demod = XC3028_FE_ZARLINK456;
+ break;
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
+ case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
+ ctl->demod = XC3028_FE_DEFAULT;
+ break;
+ case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
+ ctl->demod = XC3028_FE_DEFAULT;
+ ctl->fname = XC3028L_DEFAULT_FIRMWARE;
+ break;
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850:
+ case EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950:
+ case EM2880_BOARD_PINNACLE_PCTV_HD_PRO:
+ /* FIXME: Better to specify the needed IF */
+ ctl->demod = XC3028_FE_DEFAULT;
+ break;
+ case EM2883_BOARD_KWORLD_HYBRID_330U:
+ case EM2882_BOARD_DIKOM_DK300:
+ case EM2882_BOARD_KWORLD_VS_DVBT:
+ ctl->demod = XC3028_FE_CHINA;
+ ctl->fname = XC2028_DEFAULT_FIRMWARE;
+ break;
+ case EM2882_BOARD_EVGA_INDTUBE:
+ ctl->demod = XC3028_FE_CHINA;
+ ctl->fname = XC3028L_DEFAULT_FIRMWARE;
+ break;
+ default:
+ ctl->demod = XC3028_FE_OREN538;
}
-
- em28xx_tuner_setup(dev);
}
-
+EXPORT_SYMBOL_GPL(em28xx_setup_xc3028);
static void request_module_async(struct work_struct *work)
{
@@ -2904,17 +2912,31 @@ static void request_module_async(struct work_struct *work)
* can be initialised right now. Otherwise, the module init
* code will do it.
*/
+
+ /*
+ * Devicdes with an audio-only interface also have a V4L/DVB/RC
+ * interface. Don't register extensions twice on those devices.
+ */
+ if (dev->is_audio_only) {
+#if defined(CONFIG_MODULES) && defined(MODULE)
+ request_module("em28xx-alsa");
+#endif
+ return;
+ }
+
em28xx_init_extension(dev);
#if defined(CONFIG_MODULES) && defined(MODULE)
+ if (dev->has_video)
+ request_module("em28xx-v4l");
if (dev->has_audio_class)
request_module("snd-usb-audio");
else if (dev->has_alsa_audio)
request_module("em28xx-alsa");
-
if (dev->board.has_dvb)
request_module("em28xx-dvb");
- if ((dev->board.ir_codes || dev->board.has_ir_i2c) && !disable_ir)
+ if (dev->board.buttons ||
+ ((dev->board.ir_codes || dev->board.has_ir_i2c) && !disable_ir))
request_module("em28xx-rc");
#endif /* CONFIG_MODULES */
}
@@ -2935,24 +2957,45 @@ static void flush_request_modules(struct em28xx *dev)
* unregisters the v4l2,i2c and usb devices
* called when the device gets disconnected or at module unload
*/
-void em28xx_release_resources(struct em28xx *dev)
+static void em28xx_release_resources(struct em28xx *dev)
{
/*FIXME: I2C IR should be disconnected */
- em28xx_release_analog_resources(dev);
-
- em28xx_i2c_unregister(dev);
-
- v4l2_ctrl_handler_free(&dev->ctrl_handler);
+ mutex_lock(&dev->lock);
- v4l2_device_unregister(&dev->v4l2_dev);
+ if (dev->def_i2c_bus)
+ em28xx_i2c_unregister(dev, 1);
+ em28xx_i2c_unregister(dev, 0);
usb_put_dev(dev->udev);
/* Mark device as unused */
- clear_bit(dev->devno, &em28xx_devused);
+ clear_bit(dev->devno, em28xx_devused);
+
+ mutex_unlock(&dev->lock);
};
+/**
+ * em28xx_free_device() - Free em28xx device
+ *
+ * @ref: struct kref for em28xx device
+ *
+ * This is called when all extensions and em28xx core unregisters a device
+ */
+void em28xx_free_device(struct kref *ref)
+{
+ struct em28xx *dev = kref_to_dev(ref);
+
+ em28xx_info("Freeing device\n");
+
+ if (!dev->disconnected)
+ em28xx_release_resources(dev);
+
+ kfree(dev->alt_max_pkt_size_isoc);
+ kfree(dev);
+}
+EXPORT_SYMBOL_GPL(em28xx_free_device);
+
/*
* em28xx_init_dev()
* allocates and inits the device structs, registers i2c bus and v4l device
@@ -2961,14 +3004,11 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
struct usb_interface *interface,
int minor)
{
- struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler;
int retval;
static const char *default_chip_name = "em28xx";
const char *chip_name = default_chip_name;
dev->udev = udev;
- mutex_init(&dev->vb_queue_lock);
- mutex_init(&dev->vb_vbi_queue_lock);
mutex_init(&dev->ctrl_urb_lock);
spin_lock_init(&dev->slock);
@@ -2981,10 +3021,6 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
em28xx_set_model(dev);
- /* Set the default GPO/GPIO for legacy devices */
- dev->reg_gpo_num = EM2880_R04_GPO;
- dev->reg_gpio_num = EM28XX_R08_GPIO;
-
dev->wait_after_write = 5;
/* Based on the Chip ID, set the device configuration */
@@ -3002,8 +3038,23 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
case CHIP_ID_EM2750:
chip_name = "em2750";
break;
+ case CHIP_ID_EM2765:
+ chip_name = "em2765";
+ dev->wait_after_write = 0;
+ dev->is_em25xx = 1;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
case CHIP_ID_EM2820:
chip_name = "em2710/2820";
+ if (le16_to_cpu(dev->udev->descriptor.idVendor)
+ == 0xeb1a) {
+ __le16 idProd = dev->udev->descriptor.idProduct;
+ if (le16_to_cpu(idProd) == 0x2710)
+ chip_name = "em2710";
+ else if (le16_to_cpu(idProd) == 0x2820)
+ chip_name = "em2820";
+ }
+ /* NOTE: the em2820 is used in webcams, too ! */
break;
case CHIP_ID_EM2840:
chip_name = "em2840";
@@ -3017,13 +3068,18 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
break;
case CHIP_ID_EM2874:
chip_name = "em2874";
- dev->reg_gpio_num = EM2874_R80_GPIO;
dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
break;
case CHIP_ID_EM28174:
chip_name = "em28174";
- dev->reg_gpio_num = EM2874_R80_GPIO;
dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
+ break;
+ case CHIP_ID_EM28178:
+ chip_name = "em28178";
+ dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
break;
case CHIP_ID_EM2883:
chip_name = "em2882/3";
@@ -3031,8 +3087,8 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
break;
case CHIP_ID_EM2884:
chip_name = "em2884";
- dev->reg_gpio_num = EM2874_R80_GPIO;
dev->wait_after_write = 0;
+ dev->eeprom_addrwidth_16bit = 1;
break;
default:
printk(KERN_INFO DRIVER_NAME
@@ -3040,6 +3096,16 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
}
}
+ if (dev->chip_id == CHIP_ID_EM2870 ||
+ dev->chip_id == CHIP_ID_EM2874 ||
+ dev->chip_id == CHIP_ID_EM28174 ||
+ dev->chip_id == CHIP_ID_EM28178) {
+ /* Digital only device - don't load any alsa module */
+ dev->audio_mode.has_audio = false;
+ dev->has_audio_class = false;
+ dev->has_alsa_audio = false;
+ }
+
if (chip_name != default_chip_name)
printk(KERN_INFO DRIVER_NAME
": chip ID is %s\n", chip_name);
@@ -3059,21 +3125,8 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
return 0;
}
- /* Prepopulate cached GPO register content */
- retval = em28xx_read_reg(dev, dev->reg_gpo_num);
- if (retval >= 0)
- dev->reg_gpo = retval;
-
em28xx_pre_card_setup(dev);
- if (dev->chip_id == CHIP_ID_EM2820) {
- if (dev->board.is_webcam)
- chip_name = "em2710";
- else
- chip_name = "em2820";
- snprintf(dev->name, sizeof(dev->name), "%s #%d", chip_name, dev->devno);
- }
-
if (!dev->board.is_em2800) {
/* Resets I2C speed */
retval = em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, dev->board.i2c_speed);
@@ -3085,104 +3138,41 @@ static int em28xx_init_dev(struct em28xx *dev, struct usb_device *udev,
}
}
- retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
- if (retval < 0) {
- em28xx_errdev("Call to v4l2_device_register() failed!\n");
- return retval;
- }
-
- v4l2_ctrl_handler_init(hdl, 4);
- dev->v4l2_dev.ctrl_handler = hdl;
-
- /* register i2c bus */
- retval = em28xx_i2c_register(dev);
- if (retval < 0) {
- em28xx_errdev("%s: em28xx_i2c_register - error [%d]!\n",
- __func__, retval);
- goto unregister_dev;
- }
-
- /*
- * Default format, used for tvp5150 or saa711x output formats
- */
- dev->vinmode = 0x10;
- dev->vinctl = EM28XX_VINCTRL_INTERLACED |
- EM28XX_VINCTRL_CCIR656_ENABLE;
-
- /* Do board specific init and eeprom reading */
- em28xx_card_setup(dev);
+ rt_mutex_init(&dev->i2c_bus_lock);
- /* Configure audio */
- retval = em28xx_audio_setup(dev);
+ /* register i2c bus 0 */
+ if (dev->board.is_em2800)
+ retval = em28xx_i2c_register(dev, 0, EM28XX_I2C_ALGO_EM2800);
+ else
+ retval = em28xx_i2c_register(dev, 0, EM28XX_I2C_ALGO_EM28XX);
if (retval < 0) {
- em28xx_errdev("%s: Error while setting audio - error [%d]!\n",
+ em28xx_errdev("%s: em28xx_i2c_register bus 0 - error [%d]!\n",
__func__, retval);
- goto fail;
- }
- if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
- v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
- V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1);
- v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
- V4L2_CID_AUDIO_VOLUME, 0, 0x1f, 1, 0x1f);
- } else {
- /* install the em28xx notify callback */
- v4l2_ctrl_notify(v4l2_ctrl_find(hdl, V4L2_CID_AUDIO_MUTE),
- em28xx_ctrl_notify, dev);
- v4l2_ctrl_notify(v4l2_ctrl_find(hdl, V4L2_CID_AUDIO_VOLUME),
- em28xx_ctrl_notify, dev);
+ return retval;
}
- /* wake i2c devices */
- em28xx_wake_i2c(dev);
-
- /* init video dma queues */
- INIT_LIST_HEAD(&dev->vidq.active);
- INIT_LIST_HEAD(&dev->vbiq.active);
-
- if (dev->board.has_msp34xx) {
- /* Send a reset to other chips via gpio */
- retval = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xf7);
+ /* register i2c bus 1 */
+ if (dev->def_i2c_bus) {
+ if (dev->is_em25xx)
+ retval = em28xx_i2c_register(dev, 1,
+ EM28XX_I2C_ALGO_EM25XX_BUS_B);
+ else
+ retval = em28xx_i2c_register(dev, 1,
+ EM28XX_I2C_ALGO_EM28XX);
if (retval < 0) {
- em28xx_errdev("%s: em28xx_write_reg - "
- "msp34xx(1) failed! error [%d]\n",
- __func__, retval);
- goto fail;
- }
- msleep(3);
+ em28xx_errdev("%s: em28xx_i2c_register bus 1 - error [%d]!\n",
+ __func__, retval);
- retval = em28xx_write_reg(dev, EM28XX_R08_GPIO, 0xff);
- if (retval < 0) {
- em28xx_errdev("%s: em28xx_write_reg - "
- "msp34xx(2) failed! error [%d]\n",
- __func__, retval);
- goto fail;
- }
- msleep(3);
- }
-
- v4l2_ctrl_handler_setup(&dev->ctrl_handler);
- retval = dev->ctrl_handler.error;
- if (retval)
- goto fail;
+ em28xx_i2c_unregister(dev, 0);
- retval = em28xx_register_analog_devices(dev);
- if (retval < 0) {
- goto fail;
+ return retval;
+ }
}
- /* Save some power by putting tuner to sleep */
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_power, 0);
+ /* Do board specific init and eeprom reading */
+ em28xx_card_setup(dev);
return 0;
-
-fail:
- em28xx_i2c_unregister(dev);
- v4l2_ctrl_handler_free(&dev->ctrl_handler);
-
-unregister_dev:
- v4l2_device_unregister(&dev->v4l2_dev);
-
- return retval;
}
/* high bandwidth multiplier, as encoded in highspeed endpoint descriptors */
@@ -3207,7 +3197,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
/* Check to see next free device and mark as used */
do {
- nr = find_first_zero_bit(&em28xx_devused, EM28XX_MAXBOARDS);
+ nr = find_first_zero_bit(em28xx_devused, EM28XX_MAXBOARDS);
if (nr >= EM28XX_MAXBOARDS) {
/* No free device slots */
printk(DRIVER_NAME ": Supports only %i em28xx boards.\n",
@@ -3215,7 +3205,7 @@ static int em28xx_usb_probe(struct usb_interface *interface,
retval = -ENOMEM;
goto err_no_slot;
}
- } while (test_and_set_bit(nr, &em28xx_devused));
+ } while (test_and_set_bit(nr, em28xx_devused));
/* Don't register audio interfaces */
if (interface->altsetting[0].desc.bInterfaceClass == USB_CLASS_AUDIO) {
@@ -3292,14 +3282,15 @@ static int em28xx_usb_probe(struct usb_interface *interface,
dev->analog_ep_bulk =
e->bEndpointAddress;
} else {
- has_dvb = true;
if (usb_endpoint_xfer_isoc(e)) {
- dev->dvb_ep_isoc = e->bEndpointAddress;
if (size > dev->dvb_max_pkt_size_isoc) {
+ has_dvb = true; /* see NOTE (~) */
+ dev->dvb_ep_isoc = e->bEndpointAddress;
dev->dvb_max_pkt_size_isoc = size;
dev->dvb_alt_isoc = i;
}
} else {
+ has_dvb = true;
dev->dvb_ep_bulk = e->bEndpointAddress;
}
}
@@ -3326,6 +3317,12 @@ static int em28xx_usb_probe(struct usb_interface *interface,
* so far. But there might be devices for which this
* logic is not sufficient...
*/
+ /*
+ * NOTE (~): some manufacturers (e.g. Terratec) disable
+ * endpoints by setting wMaxPacketSize to 0 bytes for
+ * all alt settings. So far, we've seen this for
+ * DVB isoc endpoints only.
+ */
}
}
@@ -3378,7 +3375,9 @@ static int em28xx_usb_probe(struct usb_interface *interface,
dev->alt = -1;
dev->is_audio_only = has_audio && !(has_video || has_dvb);
dev->has_alsa_audio = has_audio;
- dev->audio_ifnum = ifnum;
+ dev->audio_mode.has_audio = has_audio;
+ dev->has_video = has_video;
+ dev->ifnum = ifnum;
/* Checks if audio is provided by some interface */
for (i = 0; i < udev->config->desc.bNumInterfaces; i++) {
@@ -3415,15 +3414,11 @@ static int em28xx_usb_probe(struct usb_interface *interface,
/* save our data pointer in this interface device */
usb_set_intfdata(interface, dev);
- /* initialize videobuf2 stuff */
- em28xx_vb2_setup(dev);
-
/* allocate device struct */
mutex_init(&dev->lock);
- mutex_lock(&dev->lock);
retval = em28xx_init_dev(dev, udev, interface, nr);
if (retval) {
- goto unlock_and_free;
+ goto err_free;
}
if (usb_xfer_mode < 0) {
@@ -3437,57 +3432,34 @@ static int em28xx_usb_probe(struct usb_interface *interface,
/* Select USB transfer types to use */
if (has_video) {
- if (!dev->analog_ep_isoc || (try_bulk && dev->analog_ep_bulk))
- dev->analog_xfer_bulk = 1;
+ if (!dev->analog_ep_isoc || (try_bulk && dev->analog_ep_bulk))
+ dev->analog_xfer_bulk = 1;
em28xx_info("analog set to %s mode.\n",
dev->analog_xfer_bulk ? "bulk" : "isoc");
}
if (has_dvb) {
- if (!dev->dvb_ep_isoc || (try_bulk && dev->dvb_ep_bulk))
- dev->dvb_xfer_bulk = 1;
-
+ if (!dev->dvb_ep_isoc || (try_bulk && dev->dvb_ep_bulk))
+ dev->dvb_xfer_bulk = 1;
em28xx_info("dvb set to %s mode.\n",
dev->dvb_xfer_bulk ? "bulk" : "isoc");
-
- /* pre-allocate DVB usb transfer buffers */
- if (dev->dvb_xfer_bulk) {
- retval = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
- dev->dvb_xfer_bulk,
- EM28XX_DVB_NUM_BUFS,
- 512,
- EM28XX_DVB_BULK_PACKET_MULTIPLIER);
- } else {
- retval = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
- dev->dvb_xfer_bulk,
- EM28XX_DVB_NUM_BUFS,
- dev->dvb_max_pkt_size_isoc,
- EM28XX_DVB_NUM_ISOC_PACKETS);
- }
- if (retval) {
- printk(DRIVER_NAME
- ": Failed to pre-allocate USB transfer buffers for DVB.\n");
- goto unlock_and_free;
- }
}
+ kref_init(&dev->ref);
+
request_modules(dev);
/* Should be the last thing to do, to avoid newer udev's to
open the device before fully initializing it
*/
- mutex_unlock(&dev->lock);
return 0;
-unlock_and_free:
- mutex_unlock(&dev->lock);
-
err_free:
kfree(dev->alt_max_pkt_size_isoc);
kfree(dev);
err:
- clear_bit(nr, &em28xx_devused);
+ clear_bit(nr, em28xx_devused);
err_no_slot:
usb_put_dev(udev);
@@ -3511,47 +3483,46 @@ static void em28xx_usb_disconnect(struct usb_interface *interface)
dev->disconnected = 1;
- if (dev->is_audio_only) {
- mutex_lock(&dev->lock);
- em28xx_close_extension(dev);
- mutex_unlock(&dev->lock);
- return;
- }
-
- em28xx_info("disconnecting %s\n", dev->vdev->name);
+ em28xx_info("Disconnecting %s\n", dev->name);
flush_request_modules(dev);
- mutex_lock(&dev->lock);
-
- v4l2_device_disconnect(&dev->v4l2_dev);
-
- if (dev->users) {
- em28xx_warn("device %s is open! Deregistration and memory deallocation are deferred on close.\n",
- video_device_node_name(dev->vdev));
+ em28xx_close_extension(dev);
- em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
- em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
- }
+ em28xx_release_resources(dev);
+ kref_put(&dev->ref, em28xx_free_device);
+}
- em28xx_close_extension(dev);
- /* NOTE: must be called BEFORE the resources are released */
+static int em28xx_usb_suspend(struct usb_interface *interface,
+ pm_message_t message)
+{
+ struct em28xx *dev;
- if (!dev->users)
- em28xx_release_resources(dev);
+ dev = usb_get_intfdata(interface);
+ if (!dev)
+ return 0;
+ em28xx_suspend_extension(dev);
+ return 0;
+}
- mutex_unlock(&dev->lock);
+static int em28xx_usb_resume(struct usb_interface *interface)
+{
+ struct em28xx *dev;
- if (!dev->users) {
- kfree(dev->alt_max_pkt_size_isoc);
- kfree(dev);
- }
+ dev = usb_get_intfdata(interface);
+ if (!dev)
+ return 0;
+ em28xx_resume_extension(dev);
+ return 0;
}
static struct usb_driver em28xx_usb_driver = {
.name = "em28xx",
.probe = em28xx_usb_probe,
.disconnect = em28xx_usb_disconnect,
+ .suspend = em28xx_usb_suspend,
+ .resume = em28xx_usb_resume,
+ .reset_resume = em28xx_usb_resume,
.id_table = em28xx_id_table,
};
diff --git a/drivers/media/usb/em28xx/em28xx-core.c b/drivers/media/usb/em28xx/em28xx-core.c
index aaedd11791f..523d7e92bf4 100644
--- a/drivers/media/usb/em28xx/em28xx-core.c
+++ b/drivers/media/usb/em28xx/em28xx-core.c
@@ -23,6 +23,7 @@
*/
#include <linux/init.h>
+#include <linux/jiffies.h>
#include <linux/list.h>
#include <linux/module.h>
#include <linux/slab.h>
@@ -33,6 +34,16 @@
#include "em28xx.h"
+#define DRIVER_AUTHOR "Ludovico Cavedon <cavedon@sssup.it>, " \
+ "Markus Rechberger <mrechberger@gmail.com>, " \
+ "Mauro Carvalho Chehab <mchehab@infradead.org>, " \
+ "Sascha Sommer <saschasommer@freenet.de>"
+
+MODULE_AUTHOR(DRIVER_AUTHOR);
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+MODULE_VERSION(EM28XX_VERSION);
+
/* #define ENABLE_DEBUG_ISOC_FRAMES */
static unsigned int core_debug;
@@ -53,14 +64,6 @@ MODULE_PARM_DESC(reg_debug, "enable debug messages [URB reg]");
printk(KERN_INFO "%s %s :"fmt, \
dev->name, __func__ , ##arg); } while (0)
-static int alt;
-module_param(alt, int, 0644);
-MODULE_PARM_DESC(alt, "alternate setting to use for video endpoint");
-
-static unsigned int disable_vbi;
-module_param(disable_vbi, int, 0644);
-MODULE_PARM_DESC(disable_vbi, "disable vbi support");
-
/* FIXME */
#define em28xx_isocdbg(fmt, arg...) do {\
if (core_debug) \
@@ -193,23 +196,7 @@ int em28xx_write_regs_req(struct em28xx *dev, u8 req, u16 reg, char *buf,
int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len)
{
- int rc;
-
- rc = em28xx_write_regs_req(dev, USB_REQ_GET_STATUS, reg, buf, len);
-
- /* Stores GPO/GPIO values at the cache, if changed
- Only write values should be stored, since input on a GPIO
- register will return the input bits.
- Not sure what happens on reading GPO register.
- */
- if (rc >= 0) {
- if (reg == dev->reg_gpo_num)
- dev->reg_gpo = buf[0];
- else if (reg == dev->reg_gpio_num)
- dev->reg_gpio = buf[0];
- }
-
- return rc;
+ return em28xx_write_regs_req(dev, USB_REQ_GET_STATUS, reg, buf, len);
}
EXPORT_SYMBOL_GPL(em28xx_write_regs);
@@ -231,14 +218,7 @@ int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
int oldval;
u8 newval;
- /* Uses cache for gpo/gpio registers */
- if (reg == dev->reg_gpo_num)
- oldval = dev->reg_gpo;
- else if (reg == dev->reg_gpio_num)
- oldval = dev->reg_gpio;
- else
- oldval = em28xx_read_reg(dev, reg);
-
+ oldval = em28xx_read_reg(dev, reg);
if (oldval < 0)
return oldval;
@@ -249,21 +229,42 @@ int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
EXPORT_SYMBOL_GPL(em28xx_write_reg_bits);
/*
+ * em28xx_toggle_reg_bits()
+ * toggles/inverts the bits (specified by bitmask) of a register
+ */
+int em28xx_toggle_reg_bits(struct em28xx *dev, u16 reg, u8 bitmask)
+{
+ int oldval;
+ u8 newval;
+
+ oldval = em28xx_read_reg(dev, reg);
+ if (oldval < 0)
+ return oldval;
+
+ newval = (~oldval & bitmask) | (oldval & ~bitmask);
+
+ return em28xx_write_reg(dev, reg, newval);
+}
+EXPORT_SYMBOL_GPL(em28xx_toggle_reg_bits);
+
+/*
* em28xx_is_ac97_ready()
* Checks if ac97 is ready
*/
static int em28xx_is_ac97_ready(struct em28xx *dev)
{
- int ret, i;
+ unsigned long timeout = jiffies + msecs_to_jiffies(EM28XX_AC97_XFER_TIMEOUT);
+ int ret;
/* Wait up to 50 ms for AC97 command to complete */
- for (i = 0; i < 10; i++, msleep(5)) {
+ while (time_is_after_jiffies(timeout)) {
ret = em28xx_read_reg(dev, EM28XX_R43_AC97BUSY);
if (ret < 0)
return ret;
if (!(ret & 0x01))
return 0;
+ msleep(5);
}
em28xx_warn("AC97 command still being executed: not handled properly!\n");
@@ -505,16 +506,8 @@ int em28xx_audio_setup(struct em28xx *dev)
int vid1, vid2, feat, cfg;
u32 vid;
- if (dev->chip_id == CHIP_ID_EM2870 || dev->chip_id == CHIP_ID_EM2874
- || dev->chip_id == CHIP_ID_EM28174) {
- /* Digital only device - don't load any alsa module */
- dev->audio_mode.has_audio = false;
- dev->has_audio_class = false;
- dev->has_alsa_audio = false;
+ if (!dev->audio_mode.has_audio)
return 0;
- }
-
- dev->audio_mode.has_audio = true;
/* See how this device is configured */
cfg = em28xx_read_reg(dev, EM28XX_R00_CHIPCFG);
@@ -527,17 +520,19 @@ int em28xx_audio_setup(struct em28xx *dev)
dev->has_alsa_audio = false;
dev->audio_mode.has_audio = false;
return 0;
- } else if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) ==
- EM28XX_CHIPCFG_I2S_3_SAMPRATES) {
- em28xx_info("I2S Audio (3 sample rates)\n");
- dev->audio_mode.i2s_3rates = 1;
- } else if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) ==
- EM28XX_CHIPCFG_I2S_5_SAMPRATES) {
- em28xx_info("I2S Audio (5 sample rates)\n");
- dev->audio_mode.i2s_5rates = 1;
- }
-
- if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) != EM28XX_CHIPCFG_AC97) {
+ } else if ((cfg & EM28XX_CHIPCFG_AUDIOMASK) != EM28XX_CHIPCFG_AC97) {
+ if (dev->chip_id < CHIP_ID_EM2860 &&
+ (cfg & EM28XX_CHIPCFG_AUDIOMASK) ==
+ EM2820_CHIPCFG_I2S_1_SAMPRATE)
+ dev->audio_mode.i2s_samplerates = 1;
+ else if (dev->chip_id >= CHIP_ID_EM2860 &&
+ (cfg & EM28XX_CHIPCFG_AUDIOMASK) ==
+ EM2860_CHIPCFG_I2S_5_SAMPRATES)
+ dev->audio_mode.i2s_samplerates = 5;
+ else
+ dev->audio_mode.i2s_samplerates = 3;
+ em28xx_info("I2S Audio (%d sample rate(s))\n",
+ dev->audio_mode.i2s_samplerates);
/* Skip the code that does AC97 vendor detection */
dev->audio_mode.ac97 = EM28XX_NO_AC97;
goto init_audio;
@@ -605,272 +600,81 @@ init_audio:
}
EXPORT_SYMBOL_GPL(em28xx_audio_setup);
-int em28xx_colorlevels_set_default(struct em28xx *dev)
+const struct em28xx_led *em28xx_find_led(struct em28xx *dev,
+ enum em28xx_led_role role)
{
- em28xx_write_reg(dev, EM28XX_R20_YGAIN, 0x10); /* contrast */
- em28xx_write_reg(dev, EM28XX_R21_YOFFSET, 0x00); /* brightness */
- em28xx_write_reg(dev, EM28XX_R22_UVGAIN, 0x10); /* saturation */
- em28xx_write_reg(dev, EM28XX_R23_UOFFSET, 0x00);
- em28xx_write_reg(dev, EM28XX_R24_VOFFSET, 0x00);
- em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, 0x00);
-
- em28xx_write_reg(dev, EM28XX_R14_GAMMA, 0x20);
- em28xx_write_reg(dev, EM28XX_R15_RGAIN, 0x20);
- em28xx_write_reg(dev, EM28XX_R16_GGAIN, 0x20);
- em28xx_write_reg(dev, EM28XX_R17_BGAIN, 0x20);
- em28xx_write_reg(dev, EM28XX_R18_ROFFSET, 0x00);
- em28xx_write_reg(dev, EM28XX_R19_GOFFSET, 0x00);
- return em28xx_write_reg(dev, EM28XX_R1A_BOFFSET, 0x00);
+ if (dev->board.leds) {
+ u8 k = 0;
+ while (dev->board.leds[k].role >= 0 &&
+ dev->board.leds[k].role < EM28XX_NUM_LED_ROLES) {
+ if (dev->board.leds[k].role == role)
+ return &dev->board.leds[k];
+ k++;
+ }
+ }
+ return NULL;
}
+EXPORT_SYMBOL_GPL(em28xx_find_led);
int em28xx_capture_start(struct em28xx *dev, int start)
{
int rc;
+ const struct em28xx_led *led = NULL;
if (dev->chip_id == CHIP_ID_EM2874 ||
dev->chip_id == CHIP_ID_EM2884 ||
- dev->chip_id == CHIP_ID_EM28174) {
+ dev->chip_id == CHIP_ID_EM28174 ||
+ dev->chip_id == CHIP_ID_EM28178) {
/* The Transport Stream Enable Register moved in em2874 */
- if (!start) {
- rc = em28xx_write_reg_bits(dev, EM2874_R5F_TS_ENABLE,
- 0x00,
- EM2874_TS1_CAPTURE_ENABLE);
- return rc;
- }
-
- /* Enable Transport Stream */
rc = em28xx_write_reg_bits(dev, EM2874_R5F_TS_ENABLE,
- EM2874_TS1_CAPTURE_ENABLE,
+ start ?
+ EM2874_TS1_CAPTURE_ENABLE : 0x00,
EM2874_TS1_CAPTURE_ENABLE);
- return rc;
- }
-
-
- /* FIXME: which is the best order? */
- /* video registers are sampled by VREF */
- rc = em28xx_write_reg_bits(dev, EM28XX_R0C_USBSUSP,
- start ? 0x10 : 0x00, 0x10);
- if (rc < 0)
- return rc;
-
- if (!start) {
- /* disable video capture */
- rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x27);
- return rc;
- }
-
- if (dev->board.is_webcam)
- rc = em28xx_write_reg(dev, 0x13, 0x0c);
-
- /* enable video capture */
- rc = em28xx_write_reg(dev, 0x48, 0x00);
-
- if (dev->mode == EM28XX_ANALOG_MODE)
- rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x67);
- else
- rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x37);
-
- msleep(6);
-
- return rc;
-}
-
-int em28xx_vbi_supported(struct em28xx *dev)
-{
- /* Modprobe option to manually disable */
- if (disable_vbi == 1)
- return 0;
-
- if (dev->chip_id == CHIP_ID_EM2860 ||
- dev->chip_id == CHIP_ID_EM2883)
- return 1;
-
- /* Version of em28xx that does not support VBI */
- return 0;
-}
+ } else {
+ /* FIXME: which is the best order? */
+ /* video registers are sampled by VREF */
+ rc = em28xx_write_reg_bits(dev, EM28XX_R0C_USBSUSP,
+ start ? 0x10 : 0x00, 0x10);
+ if (rc < 0)
+ return rc;
-int em28xx_set_outfmt(struct em28xx *dev)
-{
- int ret;
- u8 vinctrl;
+ if (start) {
+ if (dev->board.is_webcam)
+ rc = em28xx_write_reg(dev, 0x13, 0x0c);
- ret = em28xx_write_reg_bits(dev, EM28XX_R27_OUTFMT,
- dev->format->reg | 0x20, 0xff);
- if (ret < 0)
- return ret;
+ /* Enable video capture */
+ rc = em28xx_write_reg(dev, 0x48, 0x00);
+ if (rc < 0)
+ return rc;
- ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, dev->vinmode);
- if (ret < 0)
- return ret;
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ rc = em28xx_write_reg(dev,
+ EM28XX_R12_VINENABLE, 0x67);
+ else
+ rc = em28xx_write_reg(dev,
+ EM28XX_R12_VINENABLE, 0x37);
+ if (rc < 0)
+ return rc;
- vinctrl = dev->vinctl;
- if (em28xx_vbi_supported(dev) == 1) {
- vinctrl |= EM28XX_VINCTRL_VBI_RAW;
- em28xx_write_reg(dev, EM28XX_R34_VBI_START_H, 0x00);
- em28xx_write_reg(dev, EM28XX_R36_VBI_WIDTH, dev->vbi_width/4);
- em28xx_write_reg(dev, EM28XX_R37_VBI_HEIGHT, dev->vbi_height);
- if (dev->norm & V4L2_STD_525_60) {
- /* NTSC */
- em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x09);
- } else if (dev->norm & V4L2_STD_625_50) {
- /* PAL */
- em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x07);
+ msleep(6);
+ } else {
+ /* disable video capture */
+ rc = em28xx_write_reg(dev, EM28XX_R12_VINENABLE, 0x27);
}
}
- return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctrl);
-}
-
-static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
- u8 ymin, u8 ymax)
-{
- em28xx_coredbg("em28xx Scale: (%d,%d)-(%d,%d)\n",
- xmin, ymin, xmax, ymax);
-
- em28xx_write_regs(dev, EM28XX_R28_XMIN, &xmin, 1);
- em28xx_write_regs(dev, EM28XX_R29_XMAX, &xmax, 1);
- em28xx_write_regs(dev, EM28XX_R2A_YMIN, &ymin, 1);
- return em28xx_write_regs(dev, EM28XX_R2B_YMAX, &ymax, 1);
-}
-
-static void em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart,
- u16 width, u16 height)
-{
- u8 cwidth = width >> 2;
- u8 cheight = height >> 2;
- u8 overflow = (height >> 9 & 0x02) | (width >> 10 & 0x01);
- /* NOTE: size limit: 2047x1023 = 2MPix */
-
- em28xx_coredbg("capture area set to (%d,%d): %dx%d\n",
- hstart, vstart,
- ((overflow & 2) << 9 | cwidth << 2),
- ((overflow & 1) << 10 | cheight << 2));
-
- em28xx_write_regs(dev, EM28XX_R1C_HSTART, &hstart, 1);
- em28xx_write_regs(dev, EM28XX_R1D_VSTART, &vstart, 1);
- em28xx_write_regs(dev, EM28XX_R1E_CWIDTH, &cwidth, 1);
- em28xx_write_regs(dev, EM28XX_R1F_CHEIGHT, &cheight, 1);
- em28xx_write_regs(dev, EM28XX_R1B_OFLOW, &overflow, 1);
-}
-
-static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
-{
- u8 mode;
- /* the em2800 scaler only supports scaling down to 50% */
-
- if (dev->board.is_em2800) {
- mode = (v ? 0x20 : 0x00) | (h ? 0x10 : 0x00);
- } else {
- u8 buf[2];
-
- buf[0] = h;
- buf[1] = h >> 8;
- em28xx_write_regs(dev, EM28XX_R30_HSCALELOW, (char *)buf, 2);
-
- buf[0] = v;
- buf[1] = v >> 8;
- em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
- /* it seems that both H and V scalers must be active
- to work correctly */
- mode = (h || v) ? 0x30 : 0x00;
- }
- return em28xx_write_reg_bits(dev, EM28XX_R26_COMPR, mode, 0x30);
-}
-
-/* FIXME: this only function read values from dev */
-int em28xx_resolution_set(struct em28xx *dev)
-{
- int width, height;
- width = norm_maxw(dev);
- height = norm_maxh(dev);
-
- /* Properly setup VBI */
- dev->vbi_width = 720;
- if (dev->norm & V4L2_STD_525_60)
- dev->vbi_height = 12;
- else
- dev->vbi_height = 18;
-
- em28xx_set_outfmt(dev);
-
- em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2);
-
- /* If we don't set the start position to 2 in VBI mode, we end up
- with line 20/21 being YUYV encoded instead of being in 8-bit
- greyscale. The core of the issue is that line 21 (and line 23 for
- PAL WSS) are inside of active video region, and as a result they
- get the pixelformatting associated with that area. So by cropping
- it out, we end up with the same format as the rest of the VBI
- region */
- if (em28xx_vbi_supported(dev) == 1)
- em28xx_capture_area_set(dev, 0, 2, width, height);
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ led = em28xx_find_led(dev, EM28XX_LED_ANALOG_CAPTURING);
else
- em28xx_capture_area_set(dev, 0, 0, width, height);
-
- return em28xx_scaler_set(dev, dev->hscale, dev->vscale);
-}
+ led = em28xx_find_led(dev, EM28XX_LED_DIGITAL_CAPTURING);
-/* Set USB alternate setting for analog video */
-int em28xx_set_alternate(struct em28xx *dev)
-{
- int errCode;
- int i;
- unsigned int min_pkt_size = dev->width * 2 + 4;
-
- /* NOTE: for isoc transfers, only alt settings > 0 are allowed
- bulk transfers seem to work only with alt=0 ! */
- dev->alt = 0;
- if ((alt > 0) && (alt < dev->num_alt)) {
- em28xx_coredbg("alternate forced to %d\n", dev->alt);
- dev->alt = alt;
- goto set_alt;
- }
- if (dev->analog_xfer_bulk)
- goto set_alt;
+ if (led)
+ em28xx_write_reg_bits(dev, led->gpio_reg,
+ (!start ^ led->inverted) ?
+ ~led->gpio_mask : led->gpio_mask,
+ led->gpio_mask);
- /* When image size is bigger than a certain value,
- the frame size should be increased, otherwise, only
- green screen will be received.
- */
- if (dev->width * 2 * dev->height > 720 * 240 * 2)
- min_pkt_size *= 2;
-
- for (i = 0; i < dev->num_alt; i++) {
- /* stop when the selected alt setting offers enough bandwidth */
- if (dev->alt_max_pkt_size_isoc[i] >= min_pkt_size) {
- dev->alt = i;
- break;
- /* otherwise make sure that we end up with the maximum bandwidth
- because the min_pkt_size equation might be wrong...
- */
- } else if (dev->alt_max_pkt_size_isoc[i] >
- dev->alt_max_pkt_size_isoc[dev->alt])
- dev->alt = i;
- }
-
-set_alt:
- /* NOTE: for bulk transfers, we need to call usb_set_interface()
- * even if the previous settings were the same. Otherwise streaming
- * fails with all urbs having status = -EOVERFLOW ! */
- if (dev->analog_xfer_bulk) {
- dev->max_pkt_size = 512; /* USB 2.0 spec */
- dev->packet_multiplier = EM28XX_BULK_PACKET_MULTIPLIER;
- } else { /* isoc */
- em28xx_coredbg("minimum isoc packet size: %u (alt=%d)\n",
- min_pkt_size, dev->alt);
- dev->max_pkt_size =
- dev->alt_max_pkt_size_isoc[dev->alt];
- dev->packet_multiplier = EM28XX_NUM_ISOC_PACKETS;
- }
- em28xx_coredbg("setting alternate %d with wMaxPacketSize=%u\n",
- dev->alt, dev->max_pkt_size);
- errCode = usb_set_interface(dev->udev, 0, dev->alt);
- if (errCode < 0) {
- em28xx_errdev("cannot change alternate number to %d (error=%i)\n",
- dev->alt, errCode);
- return errCode;
- }
- return 0;
+ return rc;
}
int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio)
@@ -1238,18 +1042,6 @@ int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
EXPORT_SYMBOL_GPL(em28xx_init_usb_xfer);
/*
- * em28xx_wake_i2c()
- * configure i2c attached devices
- */
-void em28xx_wake_i2c(struct em28xx *dev)
-{
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, reset, 0);
- v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing,
- INPUT(dev->ctl_input)->vmux, 0, 0);
- v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_stream, 0);
-}
-
-/*
* Device control list
*/
@@ -1272,7 +1064,7 @@ int em28xx_register_extension(struct em28xx_ops *ops)
ops->init(dev);
}
mutex_unlock(&em28xx_devlist_mutex);
- printk(KERN_INFO "Em28xx: Initialized (%s) extension\n", ops->name);
+ printk(KERN_INFO "em28xx: Registered (%s) extension\n", ops->name);
return 0;
}
EXPORT_SYMBOL(em28xx_register_extension);
@@ -1316,3 +1108,31 @@ void em28xx_close_extension(struct em28xx *dev)
list_del(&dev->devlist);
mutex_unlock(&em28xx_devlist_mutex);
}
+
+int em28xx_suspend_extension(struct em28xx *dev)
+{
+ const struct em28xx_ops *ops = NULL;
+
+ em28xx_info("Suspending extensions");
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (ops->suspend)
+ ops->suspend(dev);
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+ return 0;
+}
+
+int em28xx_resume_extension(struct em28xx *dev)
+{
+ const struct em28xx_ops *ops = NULL;
+
+ em28xx_info("Resuming extensions");
+ mutex_lock(&em28xx_devlist_mutex);
+ list_for_each_entry(ops, &em28xx_extension_devlist, next) {
+ if (ops->resume)
+ ops->resume(dev);
+ }
+ mutex_unlock(&em28xx_devlist_mutex);
+ return 0;
+}
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index a81ec2e8cc9..a121ed9561f 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -41,6 +41,7 @@
#include "mt352.h"
#include "mt352_priv.h" /* FIXME */
#include "tda1002x.h"
+#include "drx39xyj/drx39xxj.h"
#include "tda18271.h"
#include "s921.h"
#include "drxd.h"
@@ -48,12 +49,20 @@
#include "tda18271c2dd.h"
#include "drxk.h"
#include "tda10071.h"
+#include "tda18212.h"
#include "a8293.h"
#include "qt1010.h"
+#include "mb86a20s.h"
+#include "m88ds3103.h"
+#include "m88ts2022.h"
+#include "si2168.h"
+#include "si2157.h"
-MODULE_DESCRIPTION("driver for em28xx based DVB cards");
MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION(DRIVER_DESC " - digital TV interface");
+MODULE_VERSION(EM28XX_VERSION);
+
static unsigned int debug;
module_param(debug, int, 0644);
@@ -86,6 +95,8 @@ struct em28xx_dvb {
struct semaphore pll_mutex;
bool dont_attach_fe1;
int lna_gpio;
+ struct i2c_client *i2c_client_demod;
+ struct i2c_client *i2c_client_tuner;
};
@@ -155,6 +166,8 @@ static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
if (urb->status != -EPROTO)
continue;
}
+ if (!urb->actual_length)
+ continue;
dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
urb->actual_length);
} else {
@@ -164,6 +177,8 @@ static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
if (urb->iso_frame_desc[i].status != -EPROTO)
continue;
}
+ if (!urb->iso_frame_desc[i].actual_length)
+ continue;
dvb_dmx_swfilter(&dev->dvb->demux,
urb->transfer_buffer +
urb->iso_frame_desc[i].offset,
@@ -177,7 +192,8 @@ static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
static int em28xx_start_streaming(struct em28xx_dvb *dvb)
{
int rc;
- struct em28xx *dev = dvb->adapter.priv;
+ struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
+ struct em28xx *dev = i2c_bus->dev;
int dvb_max_packet_size, packet_multiplier, dvb_alt;
if (dev->dvb_xfer_bulk) {
@@ -196,15 +212,15 @@ static int em28xx_start_streaming(struct em28xx_dvb *dvb)
dvb_alt = dev->dvb_alt_isoc;
}
- usb_set_interface(dev->udev, 0, dvb_alt);
+ usb_set_interface(dev->udev, dev->ifnum, dvb_alt);
rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
if (rc < 0)
return rc;
- dprintk(1, "Using %d buffers each with %d x %d bytes\n",
+ dprintk(1, "Using %d buffers each with %d x %d bytes, alternate %d\n",
EM28XX_DVB_NUM_BUFS,
packet_multiplier,
- dvb_max_packet_size);
+ dvb_max_packet_size, dvb_alt);
return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
dev->dvb_xfer_bulk,
@@ -216,12 +232,11 @@ static int em28xx_start_streaming(struct em28xx_dvb *dvb)
static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
{
- struct em28xx *dev = dvb->adapter.priv;
+ struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
+ struct em28xx *dev = i2c_bus->dev;
em28xx_stop_urbs(dev);
- em28xx_set_mode(dev, EM28XX_SUSPEND);
-
return 0;
}
@@ -269,7 +284,8 @@ static int em28xx_stop_feed(struct dvb_demux_feed *feed)
/* ------------------------------------------------------------------ */
static int em28xx_dvb_bus_ctrl(struct dvb_frontend *fe, int acquire)
{
- struct em28xx *dev = fe->dvb->priv;
+ struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
+ struct em28xx *dev = i2c_bus->dev;
if (acquire)
return em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
@@ -296,6 +312,30 @@ static struct lgdt3305_config em2870_lgdt3304_dev = {
.qam_if_khz = 4000,
};
+static struct lgdt3305_config em2874_lgdt3305_dev = {
+ .i2c_addr = 0x0e,
+ .demod_chip = LGDT3305,
+ .spectral_inversion = 1,
+ .deny_i2c_rptr = 0,
+ .mpeg_mode = LGDT3305_MPEG_SERIAL,
+ .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
+ .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
+ .vsb_if_khz = 3250,
+ .qam_if_khz = 4000,
+};
+
+static struct lgdt3305_config em2874_lgdt3305_nogate_dev = {
+ .i2c_addr = 0x0e,
+ .demod_chip = LGDT3305,
+ .spectral_inversion = 1,
+ .deny_i2c_rptr = 1,
+ .mpeg_mode = LGDT3305_MPEG_SERIAL,
+ .tpclk_edge = LGDT3305_TPCLK_FALLING_EDGE,
+ .tpvalid_polarity = LGDT3305_TP_VALID_HIGH,
+ .vsb_if_khz = 3600,
+ .qam_if_khz = 3600,
+};
+
static struct s921_config sharp_isdbt = {
.demod_address = 0x30 >> 1
};
@@ -327,6 +367,17 @@ static struct tda18271_config kworld_a340_config = {
.std_map = &kworld_a340_std_map,
};
+static struct tda18271_config kworld_ub435q_v2_config = {
+ .std_map = &kworld_a340_std_map,
+ .gate = TDA18271_GATE_DIGITAL,
+};
+
+static struct tda18212_config kworld_ub435q_v3_config = {
+ .i2c_address = 0x60,
+ .if_atsc_vsb = 3600,
+ .if_atsc_qam = 3600,
+};
+
static struct zl10353_config em28xx_zl10353_xc3028_no_i2c_gate = {
.demod_address = (0x1e >> 1),
.no_tuner = 1,
@@ -351,7 +402,6 @@ static struct drxk_config terratec_h5_drxk = {
.no_i2c_bridge = 1,
.microcode_name = "dvb-usb-terratec-h5-drxk.fw",
.qam_demod_parameter_count = 2,
- .load_firmware_sync = true,
};
static struct drxk_config hauppauge_930c_drxk = {
@@ -361,7 +411,6 @@ static struct drxk_config hauppauge_930c_drxk = {
.microcode_name = "dvb-usb-hauppauge-hvr930c-drxk.fw",
.chunk_size = 56,
.qam_demod_parameter_count = 2,
- .load_firmware_sync = true,
};
static struct drxk_config terratec_htc_stick_drxk = {
@@ -375,14 +424,15 @@ static struct drxk_config terratec_htc_stick_drxk = {
.antenna_dvbt = true,
/* The windows driver uses the same. This will disable LNA. */
.antenna_gpio = 0x6,
- .load_firmware_sync = true,
};
static struct drxk_config maxmedia_ub425_tc_drxk = {
.adr = 0x29,
.single_master = 1,
.no_i2c_bridge = 1,
- .load_firmware_sync = true,
+ .microcode_name = "dvb-demod-drxk-01.fw",
+ .chunk_size = 62,
+ .qam_demod_parameter_count = 2,
};
static struct drxk_config pctv_520e_drxk = {
@@ -393,7 +443,6 @@ static struct drxk_config pctv_520e_drxk = {
.chunk_size = 58,
.antenna_dvbt = true, /* disable LNA */
.antenna_gpio = (1 << 2), /* disable LNA */
- .load_firmware_sync = true,
};
static int drxk_gate_ctrl(struct dvb_frontend *fe, int enable)
@@ -419,25 +468,25 @@ static void hauppauge_hvr930c_init(struct em28xx *dev)
int i;
struct em28xx_reg_seq hauppauge_hvr930c_init[] = {
- {EM2874_R80_GPIO, 0xff, 0xff, 0x65},
- {EM2874_R80_GPIO, 0xfb, 0xff, 0x32},
- {EM2874_R80_GPIO, 0xff, 0xff, 0xb8},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xfb, 0xff, 0x32},
+ {EM2874_R80_GPIO_P0_CTRL, 0xff, 0xff, 0xb8},
+ { -1, -1, -1, -1},
};
struct em28xx_reg_seq hauppauge_hvr930c_end[] = {
- {EM2874_R80_GPIO, 0xef, 0xff, 0x01},
- {EM2874_R80_GPIO, 0xaf, 0xff, 0x65},
- {EM2874_R80_GPIO, 0xef, 0xff, 0x76},
- {EM2874_R80_GPIO, 0xef, 0xff, 0x01},
- {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b},
- {EM2874_R80_GPIO, 0xef, 0xff, 0x40},
-
- {EM2874_R80_GPIO, 0xcf, 0xff, 0x65},
- {EM2874_R80_GPIO, 0xef, 0xff, 0x65},
- {EM2874_R80_GPIO, 0xcf, 0xff, 0x0b},
- {EM2874_R80_GPIO, 0xef, 0xff, 0x65},
-
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
+ {EM2874_R80_GPIO_P0_CTRL, 0xaf, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x76},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x01},
+ {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x40},
+
+ {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
+ {EM2874_R80_GPIO_P0_CTRL, 0xcf, 0xff, 0x0b},
+ {EM2874_R80_GPIO_P0_CTRL, 0xef, 0xff, 0x65},
+
+ { -1, -1, -1, -1},
};
struct {
@@ -465,10 +514,10 @@ static void hauppauge_hvr930c_init(struct em28xx *dev)
em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
msleep(10);
- dev->i2c_client.addr = 0x82 >> 1;
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
em28xx_gpio_set(dev, hauppauge_hvr930c_end);
msleep(100);
@@ -485,17 +534,17 @@ static void terratec_h5_init(struct em28xx *dev)
{
int i;
struct em28xx_reg_seq terratec_h5_init[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM2874_R80_GPIO, 0xf6, 0xff, 100},
- {EM2874_R80_GPIO, 0xf2, 0xff, 50},
- {EM2874_R80_GPIO, 0xf6, 0xff, 100},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf2, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ { -1, -1, -1, -1},
};
struct em28xx_reg_seq terratec_h5_end[] = {
- {EM2874_R80_GPIO, 0xe6, 0xff, 100},
- {EM2874_R80_GPIO, 0xa6, 0xff, 50},
- {EM2874_R80_GPIO, 0xe6, 0xff, 100},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ { -1, -1, -1, -1},
};
struct {
unsigned char r[4];
@@ -522,10 +571,10 @@ static void terratec_h5_init(struct em28xx *dev)
em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x45);
msleep(10);
- dev->i2c_client.addr = 0x82 >> 1;
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
em28xx_gpio_set(dev, terratec_h5_end);
};
@@ -541,16 +590,16 @@ static void terratec_htc_stick_init(struct em28xx *dev)
* 0xb6: unknown (does not affect DVB-T).
*/
struct em28xx_reg_seq terratec_htc_stick_init[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM2874_R80_GPIO, 0xf6, 0xff, 100},
- {EM2874_R80_GPIO, 0xe6, 0xff, 50},
- {EM2874_R80_GPIO, 0xf6, 0xff, 100},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 100},
+ { -1, -1, -1, -1},
};
struct em28xx_reg_seq terratec_htc_stick_end[] = {
- {EM2874_R80_GPIO, 0xb6, 0xff, 100},
- {EM2874_R80_GPIO, 0xf6, 0xff, 50},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xf6, 0xff, 50},
+ { -1, -1, -1, -1},
};
/*
@@ -575,10 +624,10 @@ static void terratec_htc_stick_init(struct em28xx *dev)
em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
msleep(10);
- dev->i2c_client.addr = 0x82 >> 1;
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
em28xx_gpio_set(dev, terratec_htc_stick_end);
};
@@ -588,17 +637,17 @@ static void terratec_htc_usb_xs_init(struct em28xx *dev)
int i;
struct em28xx_reg_seq terratec_htc_usb_xs_init[] = {
- {EM28XX_R08_GPIO, 0xff, 0xff, 10},
- {EM2874_R80_GPIO, 0xb2, 0xff, 100},
- {EM2874_R80_GPIO, 0xb2, 0xff, 50},
- {EM2874_R80_GPIO, 0xb6, 0xff, 100},
- { -1, -1, -1, -1},
+ {EM2820_R08_GPIO_CTRL, 0xff, 0xff, 10},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb2, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xb6, 0xff, 100},
+ { -1, -1, -1, -1},
};
struct em28xx_reg_seq terratec_htc_usb_xs_end[] = {
- {EM2874_R80_GPIO, 0xa6, 0xff, 100},
- {EM2874_R80_GPIO, 0xa6, 0xff, 50},
- {EM2874_R80_GPIO, 0xe6, 0xff, 100},
- { -1, -1, -1, -1},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 100},
+ {EM2874_R80_GPIO_P0_CTRL, 0xa6, 0xff, 50},
+ {EM2874_R80_GPIO_P0_CTRL, 0xe6, 0xff, 100},
+ { -1, -1, -1, -1},
};
/*
@@ -633,10 +682,10 @@ static void terratec_htc_usb_xs_init(struct em28xx *dev)
em28xx_write_reg(dev, EM28XX_R06_I2C_CLK, 0x44);
msleep(10);
- dev->i2c_client.addr = 0x82 >> 1;
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1;
for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
em28xx_gpio_set(dev, terratec_htc_usb_xs_end);
};
@@ -662,16 +711,17 @@ static void pctv_520e_init(struct em28xx *dev)
{{ 0x01, 0x00, 0x73, 0xaf }, 4},
};
- dev->i2c_client.addr = 0x82 >> 1; /* 0x41 */
+ dev->i2c_client[dev->def_i2c_bus].addr = 0x82 >> 1; /* 0x41 */
for (i = 0; i < ARRAY_SIZE(regs); i++)
- i2c_master_send(&dev->i2c_client, regs[i].r, regs[i].len);
+ i2c_master_send(&dev->i2c_client[dev->def_i2c_bus], regs[i].r, regs[i].len);
};
static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
- struct em28xx *dev = fe->dvb->priv;
+ struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
+ struct em28xx *dev = i2c_bus->dev;
#ifdef CONFIG_GPIOLIB
struct em28xx_dvb *dvb = dev->dvb;
int ret;
@@ -696,6 +746,21 @@ static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
#endif
}
+static int em28xx_pctv_292e_set_lna(struct dvb_frontend *fe)
+{
+ struct dtv_frontend_properties *c = &fe->dtv_property_cache;
+ struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
+ struct em28xx *dev = i2c_bus->dev;
+ u8 lna;
+
+ if (c->lna == 1)
+ lna = 0x01;
+ else
+ lna = 0x00;
+
+ return em28xx_write_reg_bits(dev, EM2874_R80_GPIO_P0_CTRL, lna, 0x01);
+}
+
static int em28xx_mt352_terratec_xs_init(struct dvb_frontend *fe)
{
/* Values extracted from a USB trace of the Terratec Windows driver */
@@ -768,7 +833,45 @@ static struct zl10353_config em28xx_zl10353_no_i2c_gate_dev = {
};
static struct qt1010_config em28xx_qt1010_config = {
.i2c_address = 0x62
+};
+static const struct mb86a20s_config c3tech_duo_mb86a20s_config = {
+ .demod_address = 0x10,
+ .is_serial = true,
+};
+
+static struct tda18271_std_map mb86a20s_tda18271_config = {
+ .dvbt_6 = { .if_freq = 4000, .agc_mode = 3, .std = 4,
+ .if_lvl = 1, .rfagc_top = 0x37, },
+};
+
+static struct tda18271_config c3tech_duo_tda18271_config = {
+ .std_map = &mb86a20s_tda18271_config,
+ .gate = TDA18271_GATE_DIGITAL,
+ .small_i2c = TDA18271_03_BYTE_CHUNK_INIT,
+};
+
+static const struct m88ds3103_config pctv_461e_m88ds3103_config = {
+ .i2c_addr = 0x68,
+ .clock = 27000000,
+ .i2c_wr_max = 33,
+ .clock_out = 0,
+ .ts_mode = M88DS3103_TS_PARALLEL_16,
+ .agc = 0x99,
+};
+
+
+static struct tda18271_std_map drx_j_std_map = {
+ .atsc_6 = { .if_freq = 5000, .agc_mode = 3, .std = 0, .if_lvl = 1,
+ .rfagc_top = 0x37, },
+ .qam_6 = { .if_freq = 5380, .agc_mode = 3, .std = 3, .if_lvl = 1,
+ .rfagc_top = 0x37, },
+};
+
+static struct tda18271_config pinnacle_80e_dvb_config = {
+ .std_map = &drx_j_std_map,
+ .gate = TDA18271_GATE_DIGITAL,
+ .role = TDA18271_MASTER,
};
/* ------------------------------------------------------------------ */
@@ -777,11 +880,16 @@ static int em28xx_attach_xc3028(u8 addr, struct em28xx *dev)
{
struct dvb_frontend *fe;
struct xc2028_config cfg;
+ struct xc2028_ctrl ctl;
memset(&cfg, 0, sizeof(cfg));
- cfg.i2c_adap = &dev->i2c_adap;
+ cfg.i2c_adap = &dev->i2c_adap[dev->def_i2c_bus];
cfg.i2c_addr = addr;
+ memset(&ctl, 0, sizeof(ctl));
+ em28xx_setup_xc3028(dev, &ctl);
+ cfg.ctrl = &ctl;
+
if (!dev->dvb->fe[0]) {
em28xx_errdev("/2: dvb frontend not attached. "
"Can't attach xc3028\n");
@@ -824,7 +932,7 @@ static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
if (dvb->fe[1])
dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
- dvb->adapter.priv = dev;
+ dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
/* register frontend */
result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);
@@ -941,14 +1049,19 @@ static int em28xx_dvb_init(struct em28xx *dev)
int result = 0, mfe_shared = 0;
struct em28xx_dvb *dvb;
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
if (!dev->board.has_dvb) {
/* This device does not support the extension */
- printk(KERN_INFO "em28xx_dvb: This device does not support the extension\n");
return 0;
}
- dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
+ em28xx_info("Binding DVB extension\n");
+ dvb = kzalloc(sizeof(struct em28xx_dvb), GFP_KERNEL);
if (dvb == NULL) {
em28xx_info("em28xx_dvb: memory allocation failed\n");
return -ENOMEM;
@@ -956,13 +1069,34 @@ static int em28xx_dvb_init(struct em28xx *dev)
dev->dvb = dvb;
dvb->fe[0] = dvb->fe[1] = NULL;
+ /* pre-allocate DVB usb transfer buffers */
+ if (dev->dvb_xfer_bulk) {
+ result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
+ dev->dvb_xfer_bulk,
+ EM28XX_DVB_NUM_BUFS,
+ 512,
+ EM28XX_DVB_BULK_PACKET_MULTIPLIER);
+ } else {
+ result = em28xx_alloc_urbs(dev, EM28XX_DIGITAL_MODE,
+ dev->dvb_xfer_bulk,
+ EM28XX_DVB_NUM_BUFS,
+ dev->dvb_max_pkt_size_isoc,
+ EM28XX_DVB_NUM_ISOC_PACKETS);
+ }
+ if (result) {
+ em28xx_errdev("em28xx_dvb: failed to pre-allocate USB transfer buffers for DVB.\n");
+ kfree(dvb);
+ dev->dvb = NULL;
+ return result;
+ }
+
mutex_lock(&dev->lock);
em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
/* init frontend */
switch (dev->model) {
case EM2874_BOARD_LEADERSHIP_ISDBT:
dvb->fe[0] = dvb_attach(s921_attach,
- &sharp_isdbt, &dev->i2c_adap);
+ &sharp_isdbt, &dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
@@ -976,7 +1110,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600:
dvb->fe[0] = dvb_attach(lgdt330x_attach,
&em2880_lgdt3303_dev,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
@@ -985,7 +1119,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2880_BOARD_KWORLD_DVB_310U:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_with_xc3028,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
@@ -996,7 +1130,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2880_BOARD_EMPIRE_DUAL_TV:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_xc3028_no_i2c_gate,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
@@ -1009,13 +1143,13 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2882_BOARD_KWORLD_VS_DVBT:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_xc3028_no_i2c_gate,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0] == NULL) {
/* This board could have either a zl10353 or a mt352.
If the chip id isn't for zl10353, try mt352 */
dvb->fe[0] = dvb_attach(mt352_attach,
&terratec_xs_mt352_cfg,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
}
if (em28xx_attach_xc3028(0x61, dev) < 0) {
@@ -1026,16 +1160,16 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2870_BOARD_KWORLD_355U:
dvb->fe[0] = dvb_attach(zl10353_attach,
&em28xx_zl10353_no_i2c_gate_dev,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0] != NULL)
dvb_attach(qt1010_attach, dvb->fe[0],
- &dev->i2c_adap, &em28xx_qt1010_config);
+ &dev->i2c_adap[dev->def_i2c_bus], &em28xx_qt1010_config);
break;
case EM2883_BOARD_KWORLD_HYBRID_330U:
case EM2882_BOARD_EVGA_INDTUBE:
dvb->fe[0] = dvb_attach(s5h1409_attach,
&em28xx_s5h1409_with_xc3028,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
@@ -1044,10 +1178,10 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2882_BOARD_KWORLD_ATSC_315U:
dvb->fe[0] = dvb_attach(lgdt330x_attach,
&em2880_lgdt3303_dev,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0] != NULL) {
if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
- &dev->i2c_adap, 0x61, TUNER_THOMSON_DTT761X)) {
+ &dev->i2c_adap[dev->def_i2c_bus], 0x61, TUNER_THOMSON_DTT761X)) {
result = -EINVAL;
goto out_free;
}
@@ -1056,7 +1190,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2:
case EM2882_BOARD_PINNACLE_HYBRID_PRO_330E:
dvb->fe[0] = dvb_attach(drxd_attach, &em28xx_drxd, NULL,
- &dev->i2c_adap, &dev->udev->dev);
+ &dev->i2c_adap[dev->def_i2c_bus], &dev->udev->dev);
if (em28xx_attach_xc3028(0x61, dev) < 0) {
result = -EINVAL;
goto out_free;
@@ -1066,10 +1200,10 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
dvb->fe[0] = dvb_attach(tda10023_attach,
&em28xx_tda10023_config,
- &dev->i2c_adap, 0x48);
+ &dev->i2c_adap[dev->def_i2c_bus], 0x48);
if (dvb->fe[0]) {
if (!dvb_attach(simple_tuner_attach, dvb->fe[0],
- &dev->i2c_adap, 0x60, TUNER_PHILIPS_CU1216L)) {
+ &dev->i2c_adap[dev->def_i2c_bus], 0x60, TUNER_PHILIPS_CU1216L)) {
result = -EINVAL;
goto out_free;
}
@@ -1078,10 +1212,10 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2870_BOARD_KWORLD_A340:
dvb->fe[0] = dvb_attach(lgdt3305_attach,
&em2870_lgdt3304_dev,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0] != NULL)
dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
- &dev->i2c_adap, &kworld_a340_config);
+ &dev->i2c_adap[dev->def_i2c_bus], &kworld_a340_config);
break;
case EM28174_BOARD_PCTV_290E:
/* set default GPIO0 for LNA, used if GPIOLIB is undefined */
@@ -1089,14 +1223,14 @@ static int em28xx_dvb_init(struct em28xx *dev)
CXD2820R_GPIO_L;
dvb->fe[0] = dvb_attach(cxd2820r_attach,
&em28xx_cxd2820r_config,
- &dev->i2c_adap,
+ &dev->i2c_adap[dev->def_i2c_bus],
&dvb->lna_gpio);
if (dvb->fe[0]) {
/* FE 0 attach tuner */
if (!dvb_attach(tda18271_attach,
dvb->fe[0],
0x60,
- &dev->i2c_adap,
+ &dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
dvb_frontend_detach(dvb->fe[0]);
@@ -1126,7 +1260,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
hauppauge_hvr930c_init(dev);
dvb->fe[0] = dvb_attach(drxk_attach,
- &hauppauge_930c_drxk, &dev->i2c_adap);
+ &hauppauge_930c_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
@@ -1144,7 +1278,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
if (dvb->fe[0]->ops.i2c_gate_ctrl)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
- if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap,
+ if (!dvb_attach(xc5000_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus],
&cfg)) {
result = -EINVAL;
goto out_free;
@@ -1157,7 +1291,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
case EM2884_BOARD_TERRATEC_H5:
terratec_h5_init(dev);
- dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap);
+ dvb->fe[0] = dvb_attach(drxk_attach, &terratec_h5_drxk, &dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
@@ -1171,7 +1305,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* Attach tda18271 to DVB-C frontend */
if (dvb->fe[0]->ops.i2c_gate_ctrl)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 1);
- if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap, 0x60)) {
+ if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus], 0x60)) {
result = -EINVAL;
goto out_free;
}
@@ -1179,38 +1313,44 @@ static int em28xx_dvb_init(struct em28xx *dev)
dvb->fe[0]->ops.i2c_gate_ctrl(dvb->fe[0], 0);
break;
+ case EM2884_BOARD_C3TECH_DIGITAL_DUO:
+ dvb->fe[0] = dvb_attach(mb86a20s_attach,
+ &c3tech_duo_mb86a20s_config,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0] != NULL)
+ dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &c3tech_duo_tda18271_config);
+ break;
case EM28174_BOARD_PCTV_460E:
/* attach demod */
dvb->fe[0] = dvb_attach(tda10071_attach,
- &em28xx_tda10071_config, &dev->i2c_adap);
+ &em28xx_tda10071_config, &dev->i2c_adap[dev->def_i2c_bus]);
/* attach SEC */
if (dvb->fe[0])
- dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap,
+ dvb_attach(a8293_attach, dvb->fe[0], &dev->i2c_adap[dev->def_i2c_bus],
&em28xx_a8293_config);
break;
+ case EM2874_BOARD_DELOCK_61959:
case EM2874_BOARD_MAXMEDIA_UB425_TC:
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &maxmedia_ub425_tc_drxk,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
/* disable I2C-gate */
dvb->fe[0]->ops.i2c_gate_ctrl = NULL;
/* attach tuner */
- if (!dvb_attach(tda18271c2dd_attach, dvb->fe[0],
- &dev->i2c_adap, 0x60)) {
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_cxd2820r_tda18271_config)) {
dvb_frontend_detach(dvb->fe[0]);
result = -EINVAL;
goto out_free;
}
}
-
- /* TODO: we need drx-3913k firmware in order to support DVB-T */
- em28xx_info("MaxMedia UB425-TC: only DVB-C supported by that " \
- "driver version\n");
-
break;
case EM2884_BOARD_PCTV_510E:
case EM2884_BOARD_PCTV_520E:
@@ -1218,12 +1358,12 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &pctv_520e_drxk,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (dvb->fe[0]) {
/* attach tuner */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
- &dev->i2c_adap,
+ &dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
dvb_frontend_detach(dvb->fe[0]);
result = -EINVAL;
@@ -1236,7 +1376,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
@@ -1244,7 +1384,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* Attach the demodulator. */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
- &dev->i2c_adap,
+ &dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
result = -EINVAL;
goto out_free;
@@ -1255,7 +1395,7 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* attach demodulator */
dvb->fe[0] = dvb_attach(drxk_attach, &terratec_htc_stick_drxk,
- &dev->i2c_adap);
+ &dev->i2c_adap[dev->def_i2c_bus]);
if (!dvb->fe[0]) {
result = -EINVAL;
goto out_free;
@@ -1263,12 +1403,174 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* Attach the demodulator. */
if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
- &dev->i2c_adap,
+ &dev->i2c_adap[dev->def_i2c_bus],
&em28xx_cxd2820r_tda18271_config)) {
result = -EINVAL;
goto out_free;
}
break;
+ case EM2874_BOARD_KWORLD_UB435Q_V2:
+ dvb->fe[0] = dvb_attach(lgdt3305_attach,
+ &em2874_lgdt3305_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ /* Attach the demodulator. */
+ if (!dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &kworld_ub435q_v2_config)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2874_BOARD_KWORLD_UB435Q_V3:
+ dvb->fe[0] = dvb_attach(lgdt3305_attach,
+ &em2874_lgdt3305_nogate_dev,
+ &dev->i2c_adap[dev->def_i2c_bus]);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+
+ /* Attach the demodulator. */
+ if (!dvb_attach(tda18212_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &kworld_ub435q_v3_config)) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ break;
+ case EM2874_BOARD_PCTV_HD_MINI_80E:
+ dvb->fe[0] = dvb_attach(drx39xxj_attach, &dev->i2c_adap[dev->def_i2c_bus]);
+ if (dvb->fe[0] != NULL) {
+ dvb->fe[0] = dvb_attach(tda18271_attach, dvb->fe[0], 0x60,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &pinnacle_80e_dvb_config);
+ if (!dvb->fe[0]) {
+ result = -EINVAL;
+ goto out_free;
+ }
+ }
+ break;
+ case EM28178_BOARD_PCTV_461E:
+ {
+ /* demod I2C adapter */
+ struct i2c_adapter *i2c_adapter;
+ struct i2c_client *client;
+ struct i2c_board_info info;
+ struct m88ts2022_config m88ts2022_config = {
+ .clock = 27000000,
+ };
+ memset(&info, 0, sizeof(struct i2c_board_info));
+
+ /* attach demod */
+ dvb->fe[0] = dvb_attach(m88ds3103_attach,
+ &pctv_461e_m88ds3103_config,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &i2c_adapter);
+ if (dvb->fe[0] == NULL) {
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ /* attach tuner */
+ m88ts2022_config.fe = dvb->fe[0];
+ strlcpy(info.type, "m88ts2022", I2C_NAME_SIZE);
+ info.addr = 0x60;
+ info.platform_data = &m88ts2022_config;
+ request_module("m88ts2022");
+ client = i2c_new_device(i2c_adapter, &info);
+ if (client == NULL || client->dev.driver == NULL) {
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ if (!try_module_get(client->dev.driver->owner)) {
+ i2c_unregister_device(client);
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ /* delegate signal strength measurement to tuner */
+ dvb->fe[0]->ops.read_signal_strength =
+ dvb->fe[0]->ops.tuner_ops.get_rf_strength;
+
+ /* attach SEC */
+ if (!dvb_attach(a8293_attach, dvb->fe[0],
+ &dev->i2c_adap[dev->def_i2c_bus],
+ &em28xx_a8293_config)) {
+ module_put(client->dev.driver->owner);
+ i2c_unregister_device(client);
+ dvb_frontend_detach(dvb->fe[0]);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ dvb->i2c_client_tuner = client;
+ }
+ break;
+ case EM28178_BOARD_PCTV_292E:
+ {
+ struct i2c_adapter *adapter;
+ struct i2c_client *client;
+ struct i2c_board_info info;
+ struct si2168_config si2168_config;
+ struct si2157_config si2157_config;
+
+ /* attach demod */
+ si2168_config.i2c_adapter = &adapter;
+ si2168_config.fe = &dvb->fe[0];
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ strlcpy(info.type, "si2168", I2C_NAME_SIZE);
+ info.addr = 0x64;
+ info.platform_data = &si2168_config;
+ request_module(info.type);
+ client = i2c_new_device(&dev->i2c_adap[dev->def_i2c_bus], &info);
+ if (client == NULL || client->dev.driver == NULL) {
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ if (!try_module_get(client->dev.driver->owner)) {
+ i2c_unregister_device(client);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ dvb->i2c_client_demod = client;
+
+ /* attach tuner */
+ si2157_config.fe = dvb->fe[0];
+ memset(&info, 0, sizeof(struct i2c_board_info));
+ strlcpy(info.type, "si2157", I2C_NAME_SIZE);
+ info.addr = 0x60;
+ info.platform_data = &si2157_config;
+ request_module(info.type);
+ client = i2c_new_device(adapter, &info);
+ if (client == NULL || client->dev.driver == NULL) {
+ module_put(dvb->i2c_client_demod->dev.driver->owner);
+ i2c_unregister_device(dvb->i2c_client_demod);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ if (!try_module_get(client->dev.driver->owner)) {
+ i2c_unregister_device(client);
+ module_put(dvb->i2c_client_demod->dev.driver->owner);
+ i2c_unregister_device(dvb->i2c_client_demod);
+ result = -ENODEV;
+ goto out_free;
+ }
+
+ dvb->i2c_client_tuner = client;
+ dvb->fe[0]->ops.set_lna = em28xx_pctv_292e_set_lna;
+ }
+ break;
default:
em28xx_errdev("/2: The frontend of your DVB/ATSC card"
" isn't supported yet\n");
@@ -1293,7 +1595,10 @@ static int em28xx_dvb_init(struct em28xx *dev)
/* MFE lock */
dvb->adapter.mfe_shared = mfe_shared;
- em28xx_info("Successfully loaded em28xx-dvb\n");
+ em28xx_info("DVB extension successfully initialized\n");
+
+ kref_get(&dev->ref);
+
ret:
em28xx_set_mode(dev, EM28XX_SUSPEND);
mutex_unlock(&dev->lock);
@@ -1314,21 +1619,121 @@ static inline void prevent_sleep(struct dvb_frontend_ops *ops)
static int em28xx_dvb_fini(struct em28xx *dev)
{
+ struct em28xx_dvb *dvb;
+ struct i2c_client *client;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
if (!dev->board.has_dvb) {
/* This device does not support the extension */
return 0;
}
+ if (!dev->dvb)
+ return 0;
+
+ em28xx_info("Closing DVB extension");
+
+ dvb = dev->dvb;
+ client = dvb->i2c_client_tuner;
+
+ em28xx_uninit_usb_xfer(dev, EM28XX_DIGITAL_MODE);
+
+ if (dev->disconnected) {
+ /* We cannot tell the device to sleep
+ * once it has been unplugged. */
+ if (dvb->fe[0])
+ prevent_sleep(&dvb->fe[0]->ops);
+ if (dvb->fe[1])
+ prevent_sleep(&dvb->fe[1]->ops);
+ }
+
+ /* remove I2C tuner */
+ if (client) {
+ module_put(client->dev.driver->owner);
+ i2c_unregister_device(client);
+ }
+
+ /* remove I2C demod */
+ client = dvb->i2c_client_demod;
+ if (client) {
+ module_put(client->dev.driver->owner);
+ i2c_unregister_device(client);
+ }
+
+ em28xx_unregister_dvb(dvb);
+ kfree(dvb);
+ dev->dvb = NULL;
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int em28xx_dvb_suspend(struct em28xx *dev)
+{
+ int ret = 0;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->board.has_dvb)
+ return 0;
+
+ em28xx_info("Suspending DVB extension");
if (dev->dvb) {
struct em28xx_dvb *dvb = dev->dvb;
- if (dev->disconnected) {
- /* We cannot tell the device to sleep
- * once it has been unplugged. */
- if (dvb->fe[0])
- prevent_sleep(&dvb->fe[0]->ops);
- if (dvb->fe[1])
- prevent_sleep(&dvb->fe[1]->ops);
+ if (dvb->fe[0]) {
+ ret = dvb_frontend_suspend(dvb->fe[0]);
+ em28xx_info("fe0 suspend %d", ret);
+ }
+ if (dvb->fe[1]) {
+ dvb_frontend_suspend(dvb->fe[1]);
+ em28xx_info("fe1 suspend %d", ret);
+ }
+ }
+
+ return 0;
+}
+
+static int em28xx_dvb_resume(struct em28xx *dev)
+{
+ int ret = 0;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->board.has_dvb)
+ return 0;
+
+ em28xx_info("Resuming DVB extension");
+ if (dev->dvb) {
+ struct em28xx_dvb *dvb = dev->dvb;
+ struct i2c_client *client = dvb->i2c_client_tuner;
+
+ if (dvb->fe[0]) {
+ ret = dvb_frontend_resume(dvb->fe[0]);
+ em28xx_info("fe0 resume %d", ret);
+ }
+
+ if (dvb->fe[1]) {
+ ret = dvb_frontend_resume(dvb->fe[1]);
+ em28xx_info("fe1 resume %d", ret);
+ }
+ /* remove I2C tuner */
+ if (client) {
+ module_put(client->dev.driver->owner);
+ i2c_unregister_device(client);
+ }
+
+ /* remove I2C demod */
+ client = dvb->i2c_client_demod;
+ if (client) {
+ module_put(client->dev.driver->owner);
+ i2c_unregister_device(client);
}
em28xx_unregister_dvb(dvb);
@@ -1344,6 +1749,8 @@ static struct em28xx_ops dvb_ops = {
.name = "Em28xx dvb Extension",
.init = em28xx_dvb_init,
.fini = em28xx_dvb_fini,
+ .suspend = em28xx_dvb_suspend,
+ .resume = em28xx_dvb_resume,
};
static int __init em28xx_dvb_register(void)
diff --git a/drivers/media/usb/em28xx/em28xx-i2c.c b/drivers/media/usb/em28xx/em28xx-i2c.c
index 8532c1d4fd4..b58d4ebf641 100644
--- a/drivers/media/usb/em28xx/em28xx-i2c.c
+++ b/drivers/media/usb/em28xx/em28xx-i2c.c
@@ -5,6 +5,7 @@
Markus Rechberger <mrechberger@gmail.com>
Mauro Carvalho Chehab <mchehab@infradead.org>
Sascha Sommer <saschasommer@freenet.de>
+ Copyright (C) 2013 Frank Schäfer <fschaefer.oss@googlemail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -25,6 +26,7 @@
#include <linux/kernel.h>
#include <linux/usb.h>
#include <linux/i2c.h>
+#include <linux/jiffies.h>
#include "em28xx.h"
#include "tuner-xc2028.h"
@@ -39,15 +41,7 @@ MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
static unsigned int i2c_debug;
module_param(i2c_debug, int, 0644);
-MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
-
-#define dprintk2(lvl, fmt, args...) \
-do { \
- if (i2c_debug >= lvl) { \
- printk(KERN_DEBUG "%s at %s: " fmt, \
- dev->name, __func__ , ##args); \
- } \
-} while (0)
+MODULE_PARM_DESC(i2c_debug, "i2c debug message level (1: normal debug, 2: show I2C transfers)");
/*
* em2800_i2c_send_bytes()
@@ -55,8 +49,8 @@ do { \
*/
static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
{
+ unsigned long timeout = jiffies + msecs_to_jiffies(EM28XX_I2C_XFER_TIMEOUT);
int ret;
- int write_timeout;
u8 b2[6];
if (len < 1 || len > 4)
@@ -76,27 +70,31 @@ static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
/* trigger write */
ret = dev->em28xx_write_regs(dev, 4 - len, &b2[4 - len], 2 + len);
if (ret != 2 + len) {
- em28xx_warn("failed to trigger write to i2c address 0x%x "
- "(error=%i)\n", addr, ret);
+ em28xx_warn("failed to trigger write to i2c address 0x%x (error=%i)\n",
+ addr, ret);
return (ret < 0) ? ret : -EIO;
}
/* wait for completion */
- for (write_timeout = EM2800_I2C_XFER_TIMEOUT; write_timeout > 0;
- write_timeout -= 5) {
+ while (time_is_after_jiffies(timeout)) {
ret = dev->em28xx_read_reg(dev, 0x05);
- if (ret == 0x80 + len - 1) {
+ if (ret == 0x80 + len - 1)
return len;
- } else if (ret == 0x94 + len - 1) {
- return -ENODEV;
- } else if (ret < 0) {
- em28xx_warn("failed to get i2c transfer status from "
- "bridge register (error=%i)\n", ret);
+ if (ret == 0x94 + len - 1) {
+ if (i2c_debug == 1)
+ em28xx_warn("R05 returned 0x%02x: I2C ACK error\n",
+ ret);
+ return -ENXIO;
+ }
+ if (ret < 0) {
+ em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
return ret;
}
msleep(5);
}
- em28xx_warn("write to i2c device at 0x%x timed out\n", addr);
- return -EIO;
+ if (i2c_debug)
+ em28xx_warn("write to i2c device at 0x%x timed out\n", addr);
+ return -ETIMEDOUT;
}
/*
@@ -105,9 +103,9 @@ static int em2800_i2c_send_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
*/
static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
{
+ unsigned long timeout = jiffies + msecs_to_jiffies(EM28XX_I2C_XFER_TIMEOUT);
u8 buf2[4];
int ret;
- int read_timeout;
int i;
if (len < 1 || len > 4)
@@ -118,35 +116,40 @@ static int em2800_i2c_recv_bytes(struct em28xx *dev, u8 addr, u8 *buf, u16 len)
buf2[0] = addr;
ret = dev->em28xx_write_regs(dev, 0x04, buf2, 2);
if (ret != 2) {
- em28xx_warn("failed to trigger read from i2c address 0x%x "
- "(error=%i)\n", addr, ret);
+ em28xx_warn("failed to trigger read from i2c address 0x%x (error=%i)\n",
+ addr, ret);
return (ret < 0) ? ret : -EIO;
}
/* wait for completion */
- for (read_timeout = EM2800_I2C_XFER_TIMEOUT; read_timeout > 0;
- read_timeout -= 5) {
+ while (time_is_after_jiffies(timeout)) {
ret = dev->em28xx_read_reg(dev, 0x05);
- if (ret == 0x84 + len - 1) {
+ if (ret == 0x84 + len - 1)
break;
- } else if (ret == 0x94 + len - 1) {
- return -ENODEV;
- } else if (ret < 0) {
- em28xx_warn("failed to get i2c transfer status from "
- "bridge register (error=%i)\n", ret);
+ if (ret == 0x94 + len - 1) {
+ if (i2c_debug == 1)
+ em28xx_warn("R05 returned 0x%02x: I2C ACK error\n",
+ ret);
+ return -ENXIO;
+ }
+ if (ret < 0) {
+ em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
return ret;
}
msleep(5);
}
- if (ret != 0x84 + len - 1)
- em28xx_warn("read from i2c device at 0x%x timed out\n", addr);
+ if (ret != 0x84 + len - 1) {
+ if (i2c_debug)
+ em28xx_warn("read from i2c device at 0x%x timed out\n",
+ addr);
+ }
/* get the received message */
ret = dev->em28xx_read_reg_req_len(dev, 0x00, 4-len, buf2, len);
if (ret != len) {
- em28xx_warn("reading from i2c device at 0x%x failed: "
- "couldn't get the received message from the bridge "
- "(error=%i)\n", addr, ret);
+ em28xx_warn("reading from i2c device at 0x%x failed: couldn't get the received message from the bridge (error=%i)\n",
+ addr, ret);
return (ret < 0) ? ret : -EIO;
}
for (i = 0; i < len; i++)
@@ -176,47 +179,64 @@ static int em2800_i2c_check_for_device(struct em28xx *dev, u8 addr)
static int em28xx_i2c_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
u16 len, int stop)
{
- int write_timeout, ret;
+ unsigned long timeout = jiffies + msecs_to_jiffies(EM28XX_I2C_XFER_TIMEOUT);
+ int ret;
if (len < 1 || len > 64)
return -EOPNOTSUPP;
- /* NOTE: limited by the USB ctrl message constraints
- * Zero length reads always succeed, even if no device is connected */
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
/* Write to i2c device */
ret = dev->em28xx_write_regs_req(dev, stop ? 2 : 3, addr, buf, len);
if (ret != len) {
if (ret < 0) {
- em28xx_warn("writing to i2c device at 0x%x failed "
- "(error=%i)\n", addr, ret);
+ em28xx_warn("writing to i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
return ret;
} else {
- em28xx_warn("%i bytes write to i2c device at 0x%x "
- "requested, but %i bytes written\n",
+ em28xx_warn("%i bytes write to i2c device at 0x%x requested, but %i bytes written\n",
len, addr, ret);
return -EIO;
}
}
- /* Check success of the i2c operation */
- for (write_timeout = EM2800_I2C_XFER_TIMEOUT; write_timeout > 0;
- write_timeout -= 5) {
+ /* wait for completion */
+ while (time_is_after_jiffies(timeout)) {
ret = dev->em28xx_read_reg(dev, 0x05);
- if (ret == 0) { /* success */
+ if (ret == 0) /* success */
return len;
- } else if (ret == 0x10) {
- return -ENODEV;
- } else if (ret < 0) {
- em28xx_warn("failed to read i2c transfer status from "
- "bridge (error=%i)\n", ret);
+ if (ret == 0x10) {
+ if (i2c_debug == 1)
+ em28xx_warn("I2C ACK error on writing to addr 0x%02x\n",
+ addr);
+ return -ENXIO;
+ }
+ if (ret < 0) {
+ em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
return ret;
}
msleep(5);
- /* NOTE: do we really have to wait for success ?
- Never seen anything else than 0x00 or 0x10
- (even with high payload) ... */
+ /*
+ * NOTE: do we really have to wait for success ?
+ * Never seen anything else than 0x00 or 0x10
+ * (even with high payload) ...
+ */
}
- em28xx_warn("write to i2c device at 0x%x timed out\n", addr);
+
+ if (ret == 0x02 || ret == 0x04) {
+ /* NOTE: these errors seem to be related to clock stretching */
+ if (i2c_debug)
+ em28xx_warn("write to i2c device at 0x%x timed out (status=%i)\n",
+ addr, ret);
+ return -ETIMEDOUT;
+ }
+
+ em28xx_warn("write to i2c device at 0x%x failed with unknown error (status=%i)\n",
+ addr, ret);
return -EIO;
}
@@ -230,40 +250,54 @@ static int em28xx_i2c_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf, u16 len)
if (len < 1 || len > 64)
return -EOPNOTSUPP;
- /* NOTE: limited by the USB ctrl message constraints
- * Zero length reads always succeed, even if no device is connected */
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
/* Read data from i2c device */
ret = dev->em28xx_read_reg_req_len(dev, 2, addr, buf, len);
- if (ret != len) {
- if (ret < 0) {
- em28xx_warn("reading from i2c device at 0x%x failed "
- "(error=%i)\n", addr, ret);
- return ret;
- } else {
- em28xx_warn("%i bytes requested from i2c device at "
- "0x%x, but %i bytes received\n",
- len, addr, ret);
- return -EIO;
- }
+ if (ret < 0) {
+ em28xx_warn("reading from i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
}
+ /*
+ * NOTE: some devices with two i2c busses have the bad habit to return 0
+ * bytes if we are on bus B AND there was no write attempt to the
+ * specified slave address before AND no device is present at the
+ * requested slave address.
+ * Anyway, the next check will fail with -ENXIO in this case, so avoid
+ * spamming the system log on device probing and do nothing here.
+ */
/* Check success of the i2c operation */
ret = dev->em28xx_read_reg(dev, 0x05);
+ if (ret == 0) /* success */
+ return len;
if (ret < 0) {
- em28xx_warn("failed to read i2c transfer status from "
- "bridge (error=%i)\n", ret);
+ em28xx_warn("failed to get i2c transfer status from bridge register (error=%i)\n",
+ ret);
return ret;
}
- if (ret > 0) {
- if (ret == 0x10) {
- return -ENODEV;
- } else {
- em28xx_warn("unknown i2c error (status=%i)\n", ret);
- return -EIO;
- }
+ if (ret == 0x10) {
+ if (i2c_debug == 1)
+ em28xx_warn("I2C ACK error on writing to addr 0x%02x\n",
+ addr);
+ return -ENXIO;
}
- return len;
+
+ if (ret == 0x02 || ret == 0x04) {
+ /* NOTE: these errors seem to be related to clock stretching */
+ if (i2c_debug)
+ em28xx_warn("write to i2c device at 0x%x timed out (status=%i)\n",
+ addr, ret);
+ return -ETIMEDOUT;
+ }
+
+ em28xx_warn("write to i2c device at 0x%x failed with unknown error (status=%i)\n",
+ addr, ret);
+ return -EIO;
}
/*
@@ -282,77 +316,270 @@ static int em28xx_i2c_check_for_device(struct em28xx *dev, u16 addr)
}
/*
+ * em25xx_bus_B_send_bytes
+ * write bytes to the i2c device
+ */
+static int em25xx_bus_B_send_bytes(struct em28xx *dev, u16 addr, u8 *buf,
+ u16 len)
+{
+ int ret;
+
+ if (len < 1 || len > 64)
+ return -EOPNOTSUPP;
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
+
+ /* Set register and write value */
+ ret = dev->em28xx_write_regs_req(dev, 0x06, addr, buf, len);
+ if (ret != len) {
+ if (ret < 0) {
+ em28xx_warn("writing to i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
+ } else {
+ em28xx_warn("%i bytes write to i2c device at 0x%x requested, but %i bytes written\n",
+ len, addr, ret);
+ return -EIO;
+ }
+ }
+ /* Check success */
+ ret = dev->em28xx_read_reg_req(dev, 0x08, 0x0000);
+ /*
+ * NOTE: the only error we've seen so far is
+ * 0x01 when the slave device is not present
+ */
+ if (!ret)
+ return len;
+ else if (ret > 0) {
+ if (i2c_debug == 1)
+ em28xx_warn("Bus B R08 returned 0x%02x: I2C ACK error\n",
+ ret);
+ return -ENXIO;
+ }
+
+ return ret;
+ /*
+ * NOTE: With chip types (other chip IDs) which actually don't support
+ * this operation, it seems to succeed ALWAYS ! (even if there is no
+ * slave device or even no second i2c bus provided)
+ */
+}
+
+/*
+ * em25xx_bus_B_recv_bytes
+ * read bytes from the i2c device
+ */
+static int em25xx_bus_B_recv_bytes(struct em28xx *dev, u16 addr, u8 *buf,
+ u16 len)
+{
+ int ret;
+
+ if (len < 1 || len > 64)
+ return -EOPNOTSUPP;
+ /*
+ * NOTE: limited by the USB ctrl message constraints
+ * Zero length reads always succeed, even if no device is connected
+ */
+
+ /* Read value */
+ ret = dev->em28xx_read_reg_req_len(dev, 0x06, addr, buf, len);
+ if (ret < 0) {
+ em28xx_warn("reading from i2c device at 0x%x failed (error=%i)\n",
+ addr, ret);
+ return ret;
+ }
+ /*
+ * NOTE: some devices with two i2c busses have the bad habit to return 0
+ * bytes if we are on bus B AND there was no write attempt to the
+ * specified slave address before AND no device is present at the
+ * requested slave address.
+ * Anyway, the next check will fail with -ENXIO in this case, so avoid
+ * spamming the system log on device probing and do nothing here.
+ */
+
+ /* Check success */
+ ret = dev->em28xx_read_reg_req(dev, 0x08, 0x0000);
+ /*
+ * NOTE: the only error we've seen so far is
+ * 0x01 when the slave device is not present
+ */
+ if (!ret)
+ return len;
+ else if (ret > 0) {
+ if (i2c_debug == 1)
+ em28xx_warn("Bus B R08 returned 0x%02x: I2C ACK error\n",
+ ret);
+ return -ENXIO;
+ }
+
+ return ret;
+ /*
+ * NOTE: With chip types (other chip IDs) which actually don't support
+ * this operation, it seems to succeed ALWAYS ! (even if there is no
+ * slave device or even no second i2c bus provided)
+ */
+}
+
+/*
+ * em25xx_bus_B_check_for_device()
+ * check if there is a i2c device at the supplied address
+ */
+static int em25xx_bus_B_check_for_device(struct em28xx *dev, u16 addr)
+{
+ u8 buf;
+ int ret;
+
+ ret = em25xx_bus_B_recv_bytes(dev, addr, &buf, 1);
+ if (ret < 0)
+ return ret;
+
+ return 0;
+ /*
+ * NOTE: With chips which do not support this operation,
+ * it seems to succeed ALWAYS ! (even if no device connected)
+ */
+}
+
+static inline int i2c_check_for_device(struct em28xx_i2c_bus *i2c_bus, u16 addr)
+{
+ struct em28xx *dev = i2c_bus->dev;
+ int rc = -EOPNOTSUPP;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX)
+ rc = em28xx_i2c_check_for_device(dev, addr);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800)
+ rc = em2800_i2c_check_for_device(dev, addr);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)
+ rc = em25xx_bus_B_check_for_device(dev, addr);
+ return rc;
+}
+
+static inline int i2c_recv_bytes(struct em28xx_i2c_bus *i2c_bus,
+ struct i2c_msg msg)
+{
+ struct em28xx *dev = i2c_bus->dev;
+ u16 addr = msg.addr << 1;
+ int rc = -EOPNOTSUPP;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX)
+ rc = em28xx_i2c_recv_bytes(dev, addr, msg.buf, msg.len);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800)
+ rc = em2800_i2c_recv_bytes(dev, addr, msg.buf, msg.len);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)
+ rc = em25xx_bus_B_recv_bytes(dev, addr, msg.buf, msg.len);
+ return rc;
+}
+
+static inline int i2c_send_bytes(struct em28xx_i2c_bus *i2c_bus,
+ struct i2c_msg msg, int stop)
+{
+ struct em28xx *dev = i2c_bus->dev;
+ u16 addr = msg.addr << 1;
+ int rc = -EOPNOTSUPP;
+
+ if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX)
+ rc = em28xx_i2c_send_bytes(dev, addr, msg.buf, msg.len, stop);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800)
+ rc = em2800_i2c_send_bytes(dev, addr, msg.buf, msg.len);
+ else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)
+ rc = em25xx_bus_B_send_bytes(dev, addr, msg.buf, msg.len);
+ return rc;
+}
+
+/*
* em28xx_i2c_xfer()
* the main i2c transfer function
*/
static int em28xx_i2c_xfer(struct i2c_adapter *i2c_adap,
struct i2c_msg msgs[], int num)
{
- struct em28xx *dev = i2c_adap->algo_data;
- int addr, rc, i, byte;
+ struct em28xx_i2c_bus *i2c_bus = i2c_adap->algo_data;
+ struct em28xx *dev = i2c_bus->dev;
+ unsigned bus = i2c_bus->bus;
+ int addr, rc, i;
+ u8 reg;
+
+ rc = rt_mutex_trylock(&dev->i2c_bus_lock);
+ if (rc < 0)
+ return rc;
+
+ /* Switch I2C bus if needed */
+ if (bus != dev->cur_i2c_bus &&
+ i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX) {
+ if (bus == 1)
+ reg = EM2874_I2C_SECONDARY_BUS_SELECT;
+ else
+ reg = 0;
+ em28xx_write_reg_bits(dev, EM28XX_R06_I2C_CLK, reg,
+ EM2874_I2C_SECONDARY_BUS_SELECT);
+ dev->cur_i2c_bus = bus;
+ }
- if (num <= 0)
+ if (num <= 0) {
+ rt_mutex_unlock(&dev->i2c_bus_lock);
return 0;
+ }
for (i = 0; i < num; i++) {
addr = msgs[i].addr << 1;
- dprintk2(2, "%s %s addr=%x len=%d:",
- (msgs[i].flags & I2C_M_RD) ? "read" : "write",
- i == num - 1 ? "stop" : "nonstop", addr, msgs[i].len);
- if (!msgs[i].len) { /* no len: check only for device presence */
- if (dev->board.is_em2800)
- rc = em2800_i2c_check_for_device(dev, addr);
- else
- rc = em28xx_i2c_check_for_device(dev, addr);
- if (rc == -ENODEV) {
- if (i2c_debug >= 2)
- printk(" no device\n");
+ if (i2c_debug > 1)
+ printk(KERN_DEBUG "%s at %s: %s %s addr=%02x len=%d:",
+ dev->name, __func__ ,
+ (msgs[i].flags & I2C_M_RD) ? "read" : "write",
+ i == num - 1 ? "stop" : "nonstop",
+ addr, msgs[i].len);
+ if (!msgs[i].len) {
+ /*
+ * no len: check only for device presence
+ * This code is only called during device probe.
+ */
+ rc = i2c_check_for_device(i2c_bus, addr);
+ if (rc < 0) {
+ if (rc == -ENXIO) {
+ if (i2c_debug > 1)
+ printk(KERN_CONT " no device\n");
+ rc = -ENODEV;
+ } else {
+ if (i2c_debug > 1)
+ printk(KERN_CONT " ERROR: %i\n", rc);
+ }
+ rt_mutex_unlock(&dev->i2c_bus_lock);
return rc;
}
} else if (msgs[i].flags & I2C_M_RD) {
/* read bytes */
- if (dev->board.is_em2800)
- rc = em2800_i2c_recv_bytes(dev, addr,
- msgs[i].buf,
- msgs[i].len);
- else
- rc = em28xx_i2c_recv_bytes(dev, addr,
- msgs[i].buf,
- msgs[i].len);
- if (i2c_debug >= 2) {
- for (byte = 0; byte < msgs[i].len; byte++)
- printk(" %02x", msgs[i].buf[byte]);
- }
+ rc = i2c_recv_bytes(i2c_bus, msgs[i]);
+
+ if (i2c_debug > 1 && rc >= 0)
+ printk(KERN_CONT " %*ph",
+ msgs[i].len, msgs[i].buf);
} else {
+ if (i2c_debug > 1)
+ printk(KERN_CONT " %*ph",
+ msgs[i].len, msgs[i].buf);
+
/* write bytes */
- if (i2c_debug >= 2) {
- for (byte = 0; byte < msgs[i].len; byte++)
- printk(" %02x", msgs[i].buf[byte]);
- }
- if (dev->board.is_em2800)
- rc = em2800_i2c_send_bytes(dev, addr,
- msgs[i].buf,
- msgs[i].len);
- else
- rc = em28xx_i2c_send_bytes(dev, addr,
- msgs[i].buf,
- msgs[i].len,
- i == num - 1);
+ rc = i2c_send_bytes(i2c_bus, msgs[i], i == num - 1);
}
if (rc < 0) {
- if (i2c_debug >= 2)
- printk(" ERROR: %i\n", rc);
+ if (i2c_debug > 1)
+ printk(KERN_CONT " ERROR: %i\n", rc);
+ rt_mutex_unlock(&dev->i2c_bus_lock);
return rc;
}
- if (i2c_debug >= 2)
- printk("\n");
+ if (i2c_debug > 1)
+ printk(KERN_CONT "\n");
}
+ rt_mutex_unlock(&dev->i2c_bus_lock);
return num;
}
-/* based on linux/sunrpc/svcauth.h and linux/hash.h
+/*
+ * based on linux/sunrpc/svcauth.h and linux/hash.h
* The original hash function returns a different value, if arch is x86_64
- * or i386.
+ * or i386.
*/
static inline unsigned long em28xx_hash_mem(char *buf, int length, int bits)
{
@@ -375,127 +602,230 @@ static inline unsigned long em28xx_hash_mem(char *buf, int length, int bits)
return (hash >> (32 - bits)) & 0xffffffffUL;
}
-static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned char *eedata, int len)
+/*
+ * Helper function to read data blocks from i2c clients with 8 or 16 bit
+ * address width, 8 bit register width and auto incrementation been activated
+ */
+static int em28xx_i2c_read_block(struct em28xx *dev, unsigned bus, u16 addr,
+ bool addr_w16, u16 len, u8 *data)
{
- unsigned char buf, *p = eedata;
- struct em28xx_eeprom *em_eeprom = (void *)eedata;
- int i, err, size = len, block, block_max;
-
- if (dev->chip_id == CHIP_ID_EM2874 ||
- dev->chip_id == CHIP_ID_EM28174 ||
- dev->chip_id == CHIP_ID_EM2884) {
- /* Empia switched to a 16-bit addressable eeprom in newer
- devices. While we could certainly write a routine to read
- the eeprom, there is nothing of use in there that cannot be
- accessed through registers, and there is the risk that we
- could corrupt the eeprom (since a 16-bit read call is
- interpreted as a write call by 8-bit eeproms).
- */
- return 0;
+ int remain = len, rsize, rsize_max, ret;
+ u8 buf[2];
+
+ /* Sanity check */
+ if (addr + remain > (addr_w16 * 0xff00 + 0xff + 1))
+ return -EINVAL;
+ /* Select address */
+ buf[0] = addr >> 8;
+ buf[1] = addr & 0xff;
+ ret = i2c_master_send(&dev->i2c_client[bus], buf + !addr_w16, 1 + addr_w16);
+ if (ret < 0)
+ return ret;
+ /* Read data */
+ if (dev->board.is_em2800)
+ rsize_max = 4;
+ else
+ rsize_max = 64;
+ while (remain > 0) {
+ if (remain > rsize_max)
+ rsize = rsize_max;
+ else
+ rsize = remain;
+
+ ret = i2c_master_recv(&dev->i2c_client[bus], data, rsize);
+ if (ret < 0)
+ return ret;
+
+ remain -= rsize;
+ data += rsize;
}
- dev->i2c_client.addr = 0xa0 >> 1;
+ return len;
+}
+
+static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned bus,
+ u8 **eedata, u16 *eedata_len)
+{
+ const u16 len = 256;
+ /*
+ * FIXME common length/size for bytes to read, to display, hash
+ * calculation and returned device dataset. Simplifies the code a lot,
+ * but we might have to deal with multiple sizes in the future !
+ */
+ int err;
+ struct em28xx_eeprom *dev_config;
+ u8 buf, *data;
+
+ *eedata = NULL;
+ *eedata_len = 0;
+
+ /* EEPROM is always on i2c bus 0 on all known devices. */
+
+ dev->i2c_client[bus].addr = 0xa0 >> 1;
/* Check if board has eeprom */
- err = i2c_master_recv(&dev->i2c_client, &buf, 0);
+ err = i2c_master_recv(&dev->i2c_client[bus], &buf, 0);
if (err < 0) {
- em28xx_errdev("board has no eeprom\n");
- memset(eedata, 0, len);
+ em28xx_info("board has no eeprom\n");
return -ENODEV;
}
- buf = 0;
+ data = kzalloc(len, GFP_KERNEL);
+ if (data == NULL)
+ return -ENOMEM;
+
+ /* Read EEPROM content */
+ err = em28xx_i2c_read_block(dev, bus, 0x0000,
+ dev->eeprom_addrwidth_16bit,
+ len, data);
+ if (err != len) {
+ em28xx_errdev("failed to read eeprom (err=%d)\n", err);
+ goto error;
+ }
+
+ if (i2c_debug) {
+ /* Display eeprom content */
+ print_hex_dump(KERN_INFO, "eeprom ", DUMP_PREFIX_OFFSET,
+ 16, 1, data, len, true);
- err = i2c_master_send(&dev->i2c_client, &buf, 1);
- if (err != 1) {
- printk(KERN_INFO "%s: Huh, no eeprom present (err=%d)?\n",
- dev->name, err);
- return err;
+ if (dev->eeprom_addrwidth_16bit)
+ em28xx_info("eeprom %06x: ... (skipped)\n", 256);
}
- if (dev->board.is_em2800)
- block_max = 4;
- else
- block_max = 64;
+ if (dev->eeprom_addrwidth_16bit &&
+ data[0] == 0x26 && data[3] == 0x00) {
+ /* new eeprom format; size 4-64kb */
+ u16 mc_start;
+ u16 hwconf_offset;
+
+ dev->hash = em28xx_hash_mem(data, len, 32);
+ mc_start = (data[1] << 8) + 4; /* usually 0x0004 */
+
+ em28xx_info("EEPROM ID = %02x %02x %02x %02x, EEPROM hash = 0x%08lx\n",
+ data[0], data[1], data[2], data[3], dev->hash);
+ em28xx_info("EEPROM info:\n");
+ em28xx_info("\tmicrocode start address = 0x%04x, boot configuration = 0x%02x\n",
+ mc_start, data[2]);
+ /*
+ * boot configuration (address 0x0002):
+ * [0] microcode download speed: 1 = 400 kHz; 0 = 100 kHz
+ * [1] always selects 12 kb RAM
+ * [2] USB device speed: 1 = force Full Speed; 0 = auto detect
+ * [4] 1 = force fast mode and no suspend for device testing
+ * [5:7] USB PHY tuning registers; determined by device
+ * characterization
+ */
+
+ /*
+ * Read hardware config dataset offset from address
+ * (microcode start + 46)
+ */
+ err = em28xx_i2c_read_block(dev, bus, mc_start + 46, 1, 2,
+ data);
+ if (err != 2) {
+ em28xx_errdev("failed to read hardware configuration data from eeprom (err=%d)\n",
+ err);
+ goto error;
+ }
- while (size > 0) {
- if (size > block_max)
- block = block_max;
- else
- block = size;
-
- if (block !=
- (err = i2c_master_recv(&dev->i2c_client, p, block))) {
- printk(KERN_WARNING
- "%s: i2c eeprom read error (err=%d)\n",
- dev->name, err);
- return err;
+ /* Calculate hardware config dataset start address */
+ hwconf_offset = mc_start + data[0] + (data[1] << 8);
+
+ /* Read hardware config dataset */
+ /*
+ * NOTE: the microcode copy can be multiple pages long, but
+ * we assume the hardware config dataset is the same as in
+ * the old eeprom and not longer than 256 bytes.
+ * tveeprom is currently also limited to 256 bytes.
+ */
+ err = em28xx_i2c_read_block(dev, bus, hwconf_offset, 1, len,
+ data);
+ if (err != len) {
+ em28xx_errdev("failed to read hardware configuration data from eeprom (err=%d)\n",
+ err);
+ goto error;
}
- size -= block;
- p += block;
- }
- for (i = 0; i < len; i++) {
- if (0 == (i % 16))
- printk(KERN_INFO "%s: i2c eeprom %02x:", dev->name, i);
- printk(" %02x", eedata[i]);
- if (15 == (i % 16))
- printk("\n");
- }
- if (em_eeprom->id == 0x9567eb1a)
- dev->hash = em28xx_hash_mem(eedata, len, 32);
+ /* Verify hardware config dataset */
+ /* NOTE: not all devices provide this type of dataset */
+ if (data[0] != 0x1a || data[1] != 0xeb ||
+ data[2] != 0x67 || data[3] != 0x95) {
+ em28xx_info("\tno hardware configuration dataset found in eeprom\n");
+ kfree(data);
+ return 0;
+ }
- printk(KERN_INFO "%s: EEPROM ID= 0x%08x, EEPROM hash = 0x%08lx\n",
- dev->name, em_eeprom->id, dev->hash);
+ /* TODO: decrypt eeprom data for camera bridges (em25xx, em276x+) */
+
+ } else if (!dev->eeprom_addrwidth_16bit &&
+ data[0] == 0x1a && data[1] == 0xeb &&
+ data[2] == 0x67 && data[3] == 0x95) {
+ dev->hash = em28xx_hash_mem(data, len, 32);
+ em28xx_info("EEPROM ID = %02x %02x %02x %02x, EEPROM hash = 0x%08lx\n",
+ data[0], data[1], data[2], data[3], dev->hash);
+ em28xx_info("EEPROM info:\n");
+ } else {
+ em28xx_info("unknown eeprom format or eeprom corrupted !\n");
+ err = -ENODEV;
+ goto error;
+ }
- printk(KERN_INFO "%s: EEPROM info:\n", dev->name);
+ *eedata = data;
+ *eedata_len = len;
+ dev_config = (void *)*eedata;
- switch (em_eeprom->chip_conf >> 4 & 0x3) {
+ switch (le16_to_cpu(dev_config->chip_conf) >> 4 & 0x3) {
case 0:
- printk(KERN_INFO "%s:\tNo audio on board.\n", dev->name);
+ em28xx_info("\tNo audio on board.\n");
break;
case 1:
- printk(KERN_INFO "%s:\tAC97 audio (5 sample rates)\n",
- dev->name);
+ em28xx_info("\tAC97 audio (5 sample rates)\n");
break;
case 2:
- printk(KERN_INFO "%s:\tI2S audio, sample rate=32k\n",
- dev->name);
+ if (dev->chip_id < CHIP_ID_EM2860)
+ em28xx_info("\tI2S audio, sample rate=32k\n");
+ else
+ em28xx_info("\tI2S audio, 3 sample rates\n");
break;
case 3:
- printk(KERN_INFO "%s:\tI2S audio, 3 sample rates\n",
- dev->name);
+ if (dev->chip_id < CHIP_ID_EM2860)
+ em28xx_info("\tI2S audio, 3 sample rates\n");
+ else
+ em28xx_info("\tI2S audio, 5 sample rates\n");
break;
}
- if (em_eeprom->chip_conf & 1 << 3)
- printk(KERN_INFO "%s:\tUSB Remote wakeup capable\n", dev->name);
+ if (le16_to_cpu(dev_config->chip_conf) & 1 << 3)
+ em28xx_info("\tUSB Remote wakeup capable\n");
- if (em_eeprom->chip_conf & 1 << 2)
- printk(KERN_INFO "%s:\tUSB Self power capable\n", dev->name);
+ if (le16_to_cpu(dev_config->chip_conf) & 1 << 2)
+ em28xx_info("\tUSB Self power capable\n");
- switch (em_eeprom->chip_conf & 0x3) {
+ switch (le16_to_cpu(dev_config->chip_conf) & 0x3) {
case 0:
- printk(KERN_INFO "%s:\t500mA max power\n", dev->name);
+ em28xx_info("\t500mA max power\n");
break;
case 1:
- printk(KERN_INFO "%s:\t400mA max power\n", dev->name);
+ em28xx_info("\t400mA max power\n");
break;
case 2:
- printk(KERN_INFO "%s:\t300mA max power\n", dev->name);
+ em28xx_info("\t300mA max power\n");
break;
case 3:
- printk(KERN_INFO "%s:\t200mA max power\n", dev->name);
+ em28xx_info("\t200mA max power\n");
break;
}
- printk(KERN_INFO "%s:\tTable at 0x%02x, strings=0x%04x, 0x%04x, 0x%04x\n",
- dev->name,
- em_eeprom->string_idx_table,
- em_eeprom->string1,
- em_eeprom->string2,
- em_eeprom->string3);
+ em28xx_info("\tTable at offset 0x%02x, strings=0x%04x, 0x%04x, 0x%04x\n",
+ dev_config->string_idx_table,
+ le16_to_cpu(dev_config->string1),
+ le16_to_cpu(dev_config->string2),
+ le16_to_cpu(dev_config->string3));
return 0;
+
+error:
+ kfree(data);
+ return err;
}
/* ----------------------------------------------------------- */
@@ -503,13 +833,20 @@ static int em28xx_i2c_eeprom(struct em28xx *dev, unsigned char *eedata, int len)
/*
* functionality()
*/
-static u32 functionality(struct i2c_adapter *adap)
+static u32 functionality(struct i2c_adapter *i2c_adap)
{
- struct em28xx *dev = adap->algo_data;
- u32 func_flags = I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
- if (dev->board.is_em2800)
- func_flags &= ~I2C_FUNC_SMBUS_WRITE_BLOCK_DATA;
- return func_flags;
+ struct em28xx_i2c_bus *i2c_bus = i2c_adap->algo_data;
+
+ if ((i2c_bus->algo_type == EM28XX_I2C_ALGO_EM28XX) ||
+ (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM25XX_BUS_B)) {
+ return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
+ } else if (i2c_bus->algo_type == EM28XX_I2C_ALGO_EM2800) {
+ return (I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL) &
+ ~I2C_FUNC_SMBUS_WRITE_BLOCK_DATA;
+ }
+
+ WARN(1, "Unknown i2c bus algorithm.\n");
+ return 0;
}
static struct i2c_algorithm em28xx_algo = {
@@ -556,7 +893,7 @@ static char *i2c_devs[128] = {
* do_i2c_scan()
* check i2c address range for devices
*/
-void em28xx_do_i2c_scan(struct em28xx *dev)
+void em28xx_do_i2c_scan(struct em28xx *dev, unsigned bus)
{
u8 i2c_devicelist[128];
unsigned char buf;
@@ -565,55 +902,67 @@ void em28xx_do_i2c_scan(struct em28xx *dev)
memset(i2c_devicelist, 0, ARRAY_SIZE(i2c_devicelist));
for (i = 0; i < ARRAY_SIZE(i2c_devs); i++) {
- dev->i2c_client.addr = i;
- rc = i2c_master_recv(&dev->i2c_client, &buf, 0);
+ dev->i2c_client[bus].addr = i;
+ rc = i2c_master_recv(&dev->i2c_client[bus], &buf, 0);
if (rc < 0)
continue;
i2c_devicelist[i] = i;
- printk(KERN_INFO "%s: found i2c device @ 0x%x [%s]\n",
- dev->name, i << 1, i2c_devs[i] ? i2c_devs[i] : "???");
+ em28xx_info("found i2c device @ 0x%x on bus %d [%s]\n",
+ i << 1, bus, i2c_devs[i] ? i2c_devs[i] : "???");
}
- dev->i2c_hash = em28xx_hash_mem(i2c_devicelist,
- ARRAY_SIZE(i2c_devicelist), 32);
+ if (bus == dev->def_i2c_bus)
+ dev->i2c_hash = em28xx_hash_mem(i2c_devicelist,
+ ARRAY_SIZE(i2c_devicelist), 32);
}
/*
* em28xx_i2c_register()
* register i2c bus
*/
-int em28xx_i2c_register(struct em28xx *dev)
+int em28xx_i2c_register(struct em28xx *dev, unsigned bus,
+ enum em28xx_i2c_algo_type algo_type)
{
int retval;
BUG_ON(!dev->em28xx_write_regs || !dev->em28xx_read_reg);
BUG_ON(!dev->em28xx_write_regs_req || !dev->em28xx_read_reg_req);
- dev->i2c_adap = em28xx_adap_template;
- dev->i2c_adap.dev.parent = &dev->udev->dev;
- strcpy(dev->i2c_adap.name, dev->name);
- dev->i2c_adap.algo_data = dev;
- i2c_set_adapdata(&dev->i2c_adap, &dev->v4l2_dev);
- retval = i2c_add_adapter(&dev->i2c_adap);
+ if (bus >= NUM_I2C_BUSES)
+ return -ENODEV;
+
+ dev->i2c_adap[bus] = em28xx_adap_template;
+ dev->i2c_adap[bus].dev.parent = &dev->udev->dev;
+ strcpy(dev->i2c_adap[bus].name, dev->name);
+
+ dev->i2c_bus[bus].bus = bus;
+ dev->i2c_bus[bus].algo_type = algo_type;
+ dev->i2c_bus[bus].dev = dev;
+ dev->i2c_adap[bus].algo_data = &dev->i2c_bus[bus];
+
+ retval = i2c_add_adapter(&dev->i2c_adap[bus]);
if (retval < 0) {
em28xx_errdev("%s: i2c_add_adapter failed! retval [%d]\n",
__func__, retval);
return retval;
}
- dev->i2c_client = em28xx_client_template;
- dev->i2c_client.adapter = &dev->i2c_adap;
+ dev->i2c_client[bus] = em28xx_client_template;
+ dev->i2c_client[bus].adapter = &dev->i2c_adap[bus];
- retval = em28xx_i2c_eeprom(dev, dev->eedata, sizeof(dev->eedata));
- if ((retval < 0) && (retval != -ENODEV)) {
- em28xx_errdev("%s: em28xx_i2_eeprom failed! retval [%d]\n",
- __func__, retval);
+ /* Up to now, all eeproms are at bus 0 */
+ if (!bus) {
+ retval = em28xx_i2c_eeprom(dev, bus, &dev->eedata, &dev->eedata_len);
+ if ((retval < 0) && (retval != -ENODEV)) {
+ em28xx_errdev("%s: em28xx_i2_eeprom failed! retval [%d]\n",
+ __func__, retval);
- return retval;
+ return retval;
+ }
}
if (i2c_scan)
- em28xx_do_i2c_scan(dev);
+ em28xx_do_i2c_scan(dev, bus);
return 0;
}
@@ -622,8 +971,11 @@ int em28xx_i2c_register(struct em28xx *dev)
* em28xx_i2c_unregister()
* unregister i2c_bus
*/
-int em28xx_i2c_unregister(struct em28xx *dev)
+int em28xx_i2c_unregister(struct em28xx *dev, unsigned bus)
{
- i2c_del_adapter(&dev->i2c_adap);
+ if (bus >= NUM_I2C_BUSES)
+ return -ENODEV;
+
+ i2c_del_adapter(&dev->i2c_adap[bus]);
return 0;
}
diff --git a/drivers/media/usb/em28xx/em28xx-input.c b/drivers/media/usb/em28xx/em28xx-input.c
index 1bef990b3f1..56ef49df4f8 100644
--- a/drivers/media/usb/em28xx/em28xx-input.c
+++ b/drivers/media/usb/em28xx/em28xx-input.c
@@ -30,9 +30,9 @@
#include "em28xx.h"
-#define EM28XX_SNAPSHOT_KEY KEY_CAMERA
-#define EM28XX_SBUTTON_QUERY_INTERVAL 500
-#define EM28XX_R0C_USBSUSP_SNAPSHOT 0x20
+#define EM28XX_SNAPSHOT_KEY KEY_CAMERA
+#define EM28XX_BUTTONS_DEBOUNCED_QUERY_INTERVAL 500 /* [ms] */
+#define EM28XX_BUTTONS_VOLATILE_QUERY_INTERVAL 100 /* [ms] */
static unsigned int ir_debug;
module_param(ir_debug, int, 0644);
@@ -280,11 +280,12 @@ static int em2874_polling_getkey(struct em28xx_IR *ir,
static int em28xx_i2c_ir_handle_key(struct em28xx_IR *ir)
{
+ struct em28xx *dev = ir->dev;
static u32 ir_key;
int rc;
struct i2c_client client;
- client.adapter = &ir->dev->i2c_adap;
+ client.adapter = &ir->dev->i2c_adap[dev->def_i2c_bus];
client.addr = ir->i2c_dev_addr;
rc = ir->get_key_i2c(&client, &ir_key);
@@ -442,6 +443,7 @@ static int em28xx_ir_change_protocol(struct rc_dev *rc_dev, u64 *rc_type)
case CHIP_ID_EM2884:
case CHIP_ID_EM2874:
case CHIP_ID_EM28174:
+ case CHIP_ID_EM28178:
return em2874_ir_change_protocol(rc_dev, rc_type);
default:
printk("Unrecognized em28xx chip id 0x%02x: IR not supported\n",
@@ -461,7 +463,7 @@ static int em28xx_probe_i2c_ir(struct em28xx *dev)
};
while (addr_list[i] != I2C_CLIENT_END) {
- if (i2c_probe_func_quick_read(&dev->i2c_adap, addr_list[i]) == 1)
+ if (i2c_probe_func_quick_read(&dev->i2c_adap[dev->def_i2c_bus], addr_list[i]) == 1)
return addr_list[i];
i++;
}
@@ -470,54 +472,98 @@ static int em28xx_probe_i2c_ir(struct em28xx *dev)
}
/**********************************************************
- Handle Webcam snapshot button
+ Handle buttons
**********************************************************/
-static void em28xx_query_sbutton(struct work_struct *work)
+static void em28xx_query_buttons(struct work_struct *work)
{
- /* Poll the register and see if the button is depressed */
struct em28xx *dev =
- container_of(work, struct em28xx, sbutton_query_work.work);
- int ret;
-
- ret = em28xx_read_reg(dev, EM28XX_R0C_USBSUSP);
-
- if (ret & EM28XX_R0C_USBSUSP_SNAPSHOT) {
- u8 cleared;
- /* Button is depressed, clear the register */
- cleared = ((u8) ret) & ~EM28XX_R0C_USBSUSP_SNAPSHOT;
- em28xx_write_regs(dev, EM28XX_R0C_USBSUSP, &cleared, 1);
-
- /* Not emulate the keypress */
- input_report_key(dev->sbutton_input_dev, EM28XX_SNAPSHOT_KEY,
- 1);
- /* Now unpress the key */
- input_report_key(dev->sbutton_input_dev, EM28XX_SNAPSHOT_KEY,
- 0);
+ container_of(work, struct em28xx, buttons_query_work.work);
+ u8 i, j;
+ int regval;
+ bool is_pressed, was_pressed;
+ const struct em28xx_led *led;
+
+ /* Poll and evaluate all addresses */
+ for (i = 0; i < dev->num_button_polling_addresses; i++) {
+ /* Read value from register */
+ regval = em28xx_read_reg(dev, dev->button_polling_addresses[i]);
+ if (regval < 0)
+ continue;
+ /* Check states of the buttons and act */
+ j = 0;
+ while (dev->board.buttons[j].role >= 0 &&
+ dev->board.buttons[j].role < EM28XX_NUM_BUTTON_ROLES) {
+ struct em28xx_button *button = &dev->board.buttons[j];
+ /* Check if button uses the current address */
+ if (button->reg_r != dev->button_polling_addresses[i]) {
+ j++;
+ continue;
+ }
+ /* Determine if button is and was pressed last time */
+ is_pressed = regval & button->mask;
+ was_pressed = dev->button_polling_last_values[i]
+ & button->mask;
+ if (button->inverted) {
+ is_pressed = !is_pressed;
+ was_pressed = !was_pressed;
+ }
+ /* Clear button state (if needed) */
+ if (is_pressed && button->reg_clearing)
+ em28xx_write_reg(dev, button->reg_clearing,
+ (~regval & button->mask)
+ | (regval & ~button->mask));
+ /* Handle button state */
+ if (!is_pressed || was_pressed) {
+ j++;
+ continue;
+ }
+ switch (button->role) {
+ case EM28XX_BUTTON_SNAPSHOT:
+ /* Emulate the keypress */
+ input_report_key(dev->sbutton_input_dev,
+ EM28XX_SNAPSHOT_KEY, 1);
+ /* Unpress the key */
+ input_report_key(dev->sbutton_input_dev,
+ EM28XX_SNAPSHOT_KEY, 0);
+ break;
+ case EM28XX_BUTTON_ILLUMINATION:
+ led = em28xx_find_led(dev,
+ EM28XX_LED_ILLUMINATION);
+ /* Switch illumination LED on/off */
+ if (led)
+ em28xx_toggle_reg_bits(dev,
+ led->gpio_reg,
+ led->gpio_mask);
+ break;
+ default:
+ WARN_ONCE(1, "BUG: unhandled button role.");
+ }
+ /* Next button */
+ j++;
+ }
+ /* Save current value for comparison during the next polling */
+ dev->button_polling_last_values[i] = regval;
}
-
/* Schedule next poll */
- schedule_delayed_work(&dev->sbutton_query_work,
- msecs_to_jiffies(EM28XX_SBUTTON_QUERY_INTERVAL));
+ schedule_delayed_work(&dev->buttons_query_work,
+ msecs_to_jiffies(dev->button_polling_interval));
}
-static void em28xx_register_snapshot_button(struct em28xx *dev)
+static int em28xx_register_snapshot_button(struct em28xx *dev)
{
struct input_dev *input_dev;
int err;
em28xx_info("Registering snapshot button...\n");
input_dev = input_allocate_device();
- if (!input_dev) {
- em28xx_errdev("input_allocate_device failed\n");
- return;
- }
+ if (!input_dev)
+ return -ENOMEM;
usb_make_path(dev->udev, dev->snapshot_button_path,
sizeof(dev->snapshot_button_path));
strlcat(dev->snapshot_button_path, "/sbutton",
sizeof(dev->snapshot_button_path));
- INIT_DELAYED_WORK(&dev->sbutton_query_work, em28xx_query_sbutton);
input_dev->name = "em28xx snapshot button";
input_dev->phys = dev->snapshot_button_path;
@@ -535,25 +581,86 @@ static void em28xx_register_snapshot_button(struct em28xx *dev)
if (err) {
em28xx_errdev("input_register_device failed\n");
input_free_device(input_dev);
- return;
+ return err;
}
dev->sbutton_input_dev = input_dev;
- schedule_delayed_work(&dev->sbutton_query_work,
- msecs_to_jiffies(EM28XX_SBUTTON_QUERY_INTERVAL));
- return;
+ return 0;
+}
+static void em28xx_init_buttons(struct em28xx *dev)
+{
+ u8 i = 0, j = 0;
+ bool addr_new = 0;
+
+ dev->button_polling_interval = EM28XX_BUTTONS_DEBOUNCED_QUERY_INTERVAL;
+ while (dev->board.buttons[i].role >= 0 &&
+ dev->board.buttons[i].role < EM28XX_NUM_BUTTON_ROLES) {
+ struct em28xx_button *button = &dev->board.buttons[i];
+ /* Check if polling address is already on the list */
+ addr_new = 1;
+ for (j = 0; j < dev->num_button_polling_addresses; j++) {
+ if (button->reg_r == dev->button_polling_addresses[j]) {
+ addr_new = 0;
+ break;
+ }
+ }
+ /* Check if max. number of polling addresses is exceeded */
+ if (addr_new && dev->num_button_polling_addresses
+ >= EM28XX_NUM_BUTTON_ADDRESSES_MAX) {
+ WARN_ONCE(1, "BUG: maximum number of button polling addresses exceeded.");
+ goto next_button;
+ }
+ /* Button role specific checks and actions */
+ if (button->role == EM28XX_BUTTON_SNAPSHOT) {
+ /* Register input device */
+ if (em28xx_register_snapshot_button(dev) < 0)
+ goto next_button;
+ } else if (button->role == EM28XX_BUTTON_ILLUMINATION) {
+ /* Check sanity */
+ if (!em28xx_find_led(dev, EM28XX_LED_ILLUMINATION)) {
+ em28xx_errdev("BUG: illumination button defined, but no illumination LED.\n");
+ goto next_button;
+ }
+ }
+ /* Add read address to list of polling addresses */
+ if (addr_new) {
+ unsigned int index = dev->num_button_polling_addresses;
+ dev->button_polling_addresses[index] = button->reg_r;
+ dev->num_button_polling_addresses++;
+ }
+ /* Reduce polling interval if necessary */
+ if (!button->reg_clearing)
+ dev->button_polling_interval =
+ EM28XX_BUTTONS_VOLATILE_QUERY_INTERVAL;
+next_button:
+ /* Next button */
+ i++;
+ }
+
+ /* Start polling */
+ if (dev->num_button_polling_addresses) {
+ memset(dev->button_polling_last_values, 0,
+ EM28XX_NUM_BUTTON_ADDRESSES_MAX);
+ INIT_DELAYED_WORK(&dev->buttons_query_work,
+ em28xx_query_buttons);
+ schedule_delayed_work(&dev->buttons_query_work,
+ msecs_to_jiffies(dev->button_polling_interval));
+ }
}
-static void em28xx_deregister_snapshot_button(struct em28xx *dev)
+static void em28xx_shutdown_buttons(struct em28xx *dev)
{
+ /* Cancel polling */
+ cancel_delayed_work_sync(&dev->buttons_query_work);
+ /* Clear polling addresses list */
+ dev->num_button_polling_addresses = 0;
+ /* Deregister input devices */
if (dev->sbutton_input_dev != NULL) {
em28xx_info("Deregistering snapshot button\n");
- cancel_delayed_work_sync(&dev->sbutton_query_work);
input_unregister_device(dev->sbutton_input_dev);
dev->sbutton_input_dev = NULL;
}
- return;
}
static int em28xx_ir_init(struct em28xx *dev)
@@ -564,8 +671,15 @@ static int em28xx_ir_init(struct em28xx *dev)
u64 rc_type;
u16 i2c_rc_dev_addr = 0;
- if (dev->board.has_snapshot_button)
- em28xx_register_snapshot_button(dev);
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ kref_get(&dev->ref);
+
+ if (dev->board.buttons)
+ em28xx_init_buttons(dev);
if (dev->board.has_ir_i2c) {
i2c_rc_dev_addr = em28xx_probe_i2c_ir(dev);
@@ -583,6 +697,8 @@ static int em28xx_ir_init(struct em28xx *dev)
return 0;
}
+ em28xx_info("Registering input extension\n");
+
ir = kzalloc(sizeof(*ir), GFP_KERNEL);
rc = rc_allocate_device();
if (!ir || !rc)
@@ -611,7 +727,7 @@ static int em28xx_ir_init(struct em28xx *dev)
case EM2820_BOARD_HAUPPAUGE_WINTV_USB_2:
rc->map_name = RC_MAP_HAUPPAUGE;
ir->get_key_i2c = em28xx_get_key_em_haup;
- rc->allowed_protos = RC_BIT_RC5;
+ rc_set_allowed_protocols(rc, RC_BIT_RC5);
break;
case EM2820_BOARD_LEADTEK_WINFAST_USBII_DELUXE:
rc->map_name = RC_MAP_WINFAST_USBII_DELUXE;
@@ -627,15 +743,16 @@ static int em28xx_ir_init(struct em28xx *dev)
switch (dev->chip_id) {
case CHIP_ID_EM2860:
case CHIP_ID_EM2883:
- rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC;
+ rc_set_allowed_protocols(rc, RC_BIT_RC5 | RC_BIT_NEC);
ir->get_key = default_polling_getkey;
break;
case CHIP_ID_EM2884:
case CHIP_ID_EM2874:
case CHIP_ID_EM28174:
+ case CHIP_ID_EM28178:
ir->get_key = em2874_polling_getkey;
- rc->allowed_protos = RC_BIT_RC5 | RC_BIT_NEC |
- RC_BIT_RC6_0;
+ rc_set_allowed_protocols(rc, RC_BIT_RC5 | RC_BIT_NEC |
+ RC_BIT_RC6_0);
break;
default:
err = -ENODEV;
@@ -675,6 +792,8 @@ static int em28xx_ir_init(struct em28xx *dev)
if (err)
goto error;
+ em28xx_info("Input extension successfully initalized\n");
+
return 0;
error:
@@ -688,11 +807,18 @@ static int em28xx_ir_fini(struct em28xx *dev)
{
struct em28xx_IR *ir = dev->ir;
- em28xx_deregister_snapshot_button(dev);
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ em28xx_info("Closing input extension");
+
+ em28xx_shutdown_buttons(dev);
/* skip detach on non attached boards */
if (!ir)
- return 0;
+ goto ref_put;
if (ir->rc)
rc_unregister_device(ir->rc);
@@ -700,6 +826,45 @@ static int em28xx_ir_fini(struct em28xx *dev)
/* done */
kfree(ir);
dev->ir = NULL;
+
+ref_put:
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int em28xx_ir_suspend(struct em28xx *dev)
+{
+ struct em28xx_IR *ir = dev->ir;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ em28xx_info("Suspending input extension");
+ if (ir)
+ cancel_delayed_work_sync(&ir->work);
+ cancel_delayed_work_sync(&dev->buttons_query_work);
+ /* is canceling delayed work sufficient or does the rc event
+ kthread needs stopping? kthread is stopped in
+ ir_raw_event_unregister() */
+ return 0;
+}
+
+static int em28xx_ir_resume(struct em28xx *dev)
+{
+ struct em28xx_IR *ir = dev->ir;
+
+ if (dev->is_audio_only)
+ return 0;
+
+ em28xx_info("Resuming input extension");
+ /* if suspend calls ir_raw_event_unregister(), the should call
+ ir_raw_event_register() */
+ if (ir)
+ schedule_delayed_work(&ir->work, msecs_to_jiffies(ir->polling));
+ if (dev->num_button_polling_addresses)
+ schedule_delayed_work(&dev->buttons_query_work,
+ msecs_to_jiffies(dev->button_polling_interval));
return 0;
}
@@ -708,6 +873,8 @@ static struct em28xx_ops rc_ops = {
.name = "Em28xx Input Extension",
.init = em28xx_ir_init,
.fini = em28xx_ir_fini,
+ .suspend = em28xx_ir_suspend,
+ .resume = em28xx_ir_resume,
};
static int __init em28xx_rc_register(void)
@@ -721,8 +888,9 @@ static void __exit em28xx_rc_unregister(void)
}
MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@redhat.com>");
-MODULE_DESCRIPTION("Em28xx Input driver");
+MODULE_AUTHOR("Mauro Carvalho Chehab");
+MODULE_DESCRIPTION(DRIVER_DESC " - input interface");
+MODULE_VERSION(EM28XX_VERSION);
module_init(em28xx_rc_register);
module_exit(em28xx_rc_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx-reg.h b/drivers/media/usb/em28xx/em28xx-reg.h
index 885089e22bc..311fb349daf 100644
--- a/drivers/media/usb/em28xx/em28xx-reg.h
+++ b/drivers/media/usb/em28xx/em28xx-reg.h
@@ -25,10 +25,12 @@
#define EM28XX_R00_CHIPCFG 0x00
/* em28xx Chip Configuration 0x00 */
-#define EM28XX_CHIPCFG_VENDOR_AUDIO 0x80
-#define EM28XX_CHIPCFG_I2S_VOLUME_CAPABLE 0x40
-#define EM28XX_CHIPCFG_I2S_5_SAMPRATES 0x30
-#define EM28XX_CHIPCFG_I2S_3_SAMPRATES 0x20
+#define EM2860_CHIPCFG_VENDOR_AUDIO 0x80
+#define EM2860_CHIPCFG_I2S_VOLUME_CAPABLE 0x40
+#define EM2820_CHIPCFG_I2S_3_SAMPRATES 0x30
+#define EM2860_CHIPCFG_I2S_5_SAMPRATES 0x30
+#define EM2820_CHIPCFG_I2S_1_SAMPRATE 0x20
+#define EM2860_CHIPCFG_I2S_3_SAMPRATES 0x20
#define EM28XX_CHIPCFG_AC97 0x10
#define EM28XX_CHIPCFG_AUDIOMASK 0x30
@@ -48,9 +50,10 @@
#define EM28XX_CHIPCFG2_TS_PACKETSIZE_752 0x03
- /* GPIO/GPO registers */
-#define EM2880_R04_GPO 0x04 /* em2880-em2883 only */
-#define EM28XX_R08_GPIO 0x08 /* em2820 or upper */
+/* GPIO/GPO registers */
+#define EM2880_R04_GPO 0x04 /* em2880-em2883 only */
+#define EM2820_R08_GPIO_CTRL 0x08 /* em2820-em2873/83 only */
+#define EM2820_R09_GPIO_STATE 0x09 /* em2820-em2873/83 only */
#define EM28XX_R06_I2C_CLK 0x06
@@ -67,7 +70,8 @@
#define EM28XX_R0A_CHIPID 0x0a
-#define EM28XX_R0C_USBSUSP 0x0c /* */
+#define EM28XX_R0C_USBSUSP 0x0c
+#define EM28XX_R0C_USBSUSP_SNAPSHOT 0x20 /* 1=button pressed, needs reset */
#define EM28XX_R0E_AUDIOSRC 0x0e
#define EM28XX_R0F_XCLK 0x0f
@@ -120,12 +124,23 @@
#define EM28XX_R1E_CWIDTH 0x1e
#define EM28XX_R1F_CHEIGHT 0x1f
-#define EM28XX_R20_YGAIN 0x20
-#define EM28XX_R21_YOFFSET 0x21
-#define EM28XX_R22_UVGAIN 0x22
-#define EM28XX_R23_UOFFSET 0x23
-#define EM28XX_R24_VOFFSET 0x24
-#define EM28XX_R25_SHARPNESS 0x25
+#define EM28XX_R20_YGAIN 0x20 /* contrast [0:4] */
+#define CONTRAST_DEFAULT 0x10
+
+#define EM28XX_R21_YOFFSET 0x21 /* brightness */ /* signed */
+#define BRIGHTNESS_DEFAULT 0x00
+
+#define EM28XX_R22_UVGAIN 0x22 /* saturation [0:4] */
+#define SATURATION_DEFAULT 0x10
+
+#define EM28XX_R23_UOFFSET 0x23 /* blue balance */ /* signed */
+#define BLUE_BALANCE_DEFAULT 0x00
+
+#define EM28XX_R24_VOFFSET 0x24 /* red balance */ /* signed */
+#define RED_BALANCE_DEFAULT 0x00
+
+#define EM28XX_R25_SHARPNESS 0x25 /* sharpness [0:4] */
+#define SHARPNESS_DEFAULT 0x00
#define EM28XX_R26_COMPR 0x26
#define EM28XX_R27_OUTFMT 0x27
@@ -152,8 +167,17 @@
#define EM28XX_R31_HSCALEHIGH 0x31
#define EM28XX_R32_VSCALELOW 0x32
#define EM28XX_R33_VSCALEHIGH 0x33
+#define EM28XX_HVSCALE_MAX 0x3fff /* => 20% */
+
#define EM28XX_R34_VBI_START_H 0x34
#define EM28XX_R35_VBI_START_V 0x35
+/*
+ * NOTE: the EM276x (and EM25xx, EM277x/8x ?) (camera bridges) use these
+ * registers for a different unknown purpose.
+ * => register 0x34 is set to capture width / 16
+ * => register 0x35 is set to capture height / 16
+ */
+
#define EM28XX_R36_VBI_WIDTH 0x36
#define EM28XX_R37_VBI_HEIGHT 0x37
@@ -173,7 +197,20 @@
#define EM2874_R50_IR_CONFIG 0x50
#define EM2874_R51_IR 0x51
#define EM2874_R5F_TS_ENABLE 0x5f
-#define EM2874_R80_GPIO 0x80
+
+/* em2874/174/84, em25xx, em276x/7x/8x GPIO registers */
+/*
+ * NOTE: not all ports are bonded out;
+ * Some ports are multiplexed with special function I/O
+ */
+#define EM2874_R80_GPIO_P0_CTRL 0x80
+#define EM2874_R81_GPIO_P1_CTRL 0x81
+#define EM2874_R82_GPIO_P2_CTRL 0x82
+#define EM2874_R83_GPIO_P3_CTRL 0x83
+#define EM2874_R84_GPIO_P0_STATE 0x84
+#define EM2874_R85_GPIO_P1_STATE 0x85
+#define EM2874_R86_GPIO_P2_STATE 0x86
+#define EM2874_R87_GPIO_P3_STATE 0x87
/* em2874 IR config register (0x50) */
#define EM2874_IR_NEC 0x00
@@ -206,9 +243,11 @@ enum em28xx_chip_id {
CHIP_ID_EM2860 = 34,
CHIP_ID_EM2870 = 35,
CHIP_ID_EM2883 = 36,
+ CHIP_ID_EM2765 = 54,
CHIP_ID_EM2874 = 65,
CHIP_ID_EM2884 = 68,
CHIP_ID_EM28174 = 113,
+ CHIP_ID_EM28178 = 114,
};
/*
diff --git a/drivers/media/usb/em28xx/em28xx-v4l.h b/drivers/media/usb/em28xx/em28xx-v4l.h
new file mode 100644
index 00000000000..432862c20bb
--- /dev/null
+++ b/drivers/media/usb/em28xx/em28xx-v4l.h
@@ -0,0 +1,20 @@
+/*
+ em28xx-video.c - driver for Empia EM2800/EM2820/2840 USB
+ video capture devices
+
+ Copyright (C) 2013-2014 Mauro Carvalho Chehab <m.chehab@samsung.com>
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation version 2 of the License.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+ */
+
+
+int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count);
+void em28xx_stop_vbi_streaming(struct vb2_queue *vq);
+extern struct vb2_ops em28xx_vbi_qops;
diff --git a/drivers/media/usb/em28xx/em28xx-vbi.c b/drivers/media/usb/em28xx/em28xx-vbi.c
index 39f39c527c1..6d7f657f6f5 100644
--- a/drivers/media/usb/em28xx/em28xx-vbi.c
+++ b/drivers/media/usb/em28xx/em28xx-vbi.c
@@ -27,6 +27,7 @@
#include <linux/init.h>
#include "em28xx.h"
+#include "em28xx-v4l.h"
static unsigned int vbibufs = 5;
module_param(vbibufs, int, 0644);
@@ -46,12 +47,13 @@ static int vbi_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt,
unsigned int sizes[], void *alloc_ctxs[])
{
struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
unsigned long size;
if (fmt)
size = fmt->fmt.pix.sizeimage;
else
- size = dev->vbi_width * dev->vbi_height * 2;
+ size = v4l2->vbi_width * v4l2->vbi_height * 2;
if (0 == *nbuffers)
*nbuffers = 32;
@@ -68,11 +70,12 @@ static int vbi_queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt,
static int vbi_buffer_prepare(struct vb2_buffer *vb)
{
- struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
- struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
+ struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
unsigned long size;
- size = dev->vbi_width * dev->vbi_height * 2;
+ size = v4l2->vbi_width * v4l2->vbi_height * 2;
if (vb2_plane_size(vb, 0) < size) {
printk(KERN_INFO "%s data will not fit into plane (%lu < %lu)\n",
diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c
index 32bd7de5dec..f6b49c98e2c 100644
--- a/drivers/media/usb/em28xx/em28xx-video.c
+++ b/drivers/media/usb/em28xx/em28xx-video.c
@@ -38,10 +38,11 @@
#include <linux/slab.h>
#include "em28xx.h"
+#include "em28xx-v4l.h"
#include <media/v4l2-common.h>
#include <media/v4l2-ioctl.h>
#include <media/v4l2-event.h>
-#include <media/v4l2-chip-ident.h>
+#include <media/v4l2-clk.h>
#include <media/msp3400.h>
#include <media/tuner.h>
@@ -50,19 +51,23 @@
"Mauro Carvalho Chehab <mchehab@infradead.org>, " \
"Sascha Sommer <saschasommer@freenet.de>"
-#define DRIVER_DESC "Empia em28xx based USB video device driver"
+static unsigned int isoc_debug;
+module_param(isoc_debug, int, 0644);
+MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]");
+
+static unsigned int disable_vbi;
+module_param(disable_vbi, int, 0644);
+MODULE_PARM_DESC(disable_vbi, "disable vbi support");
-#define EM28XX_VERSION "0.1.3"
+static int alt;
+module_param(alt, int, 0644);
+MODULE_PARM_DESC(alt, "alternate setting to use for video endpoint");
#define em28xx_videodbg(fmt, arg...) do {\
if (video_debug) \
printk(KERN_INFO "%s %s :"fmt, \
dev->name, __func__ , ##arg); } while (0)
-static unsigned int isoc_debug;
-module_param(isoc_debug, int, 0644);
-MODULE_PARM_DESC(isoc_debug, "enable debug messages [isoc transfers]");
-
#define em28xx_isocdbg(fmt, arg...) \
do {\
if (isoc_debug) { \
@@ -72,10 +77,20 @@ do {\
} while (0)
MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_DESCRIPTION(DRIVER_DESC " - v4l2 interface");
MODULE_LICENSE("GPL");
MODULE_VERSION(EM28XX_VERSION);
+
+#define EM25XX_FRMDATAHDR_BYTE1 0x02
+#define EM25XX_FRMDATAHDR_BYTE2_STILL_IMAGE 0x20
+#define EM25XX_FRMDATAHDR_BYTE2_FRAME_END 0x02
+#define EM25XX_FRMDATAHDR_BYTE2_FRAME_ID 0x01
+#define EM25XX_FRMDATAHDR_BYTE2_MASK (EM25XX_FRMDATAHDR_BYTE2_STILL_IMAGE | \
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_END | \
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_ID)
+
+
static unsigned int video_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
static unsigned int vbi_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
static unsigned int radio_nr[] = {[0 ... (EM28XX_MAXBOARDS - 1)] = -1U };
@@ -126,6 +141,287 @@ static struct em28xx_fmt format[] = {
},
};
+/*FIXME: maxw should be dependent of alt mode */
+static inline unsigned int norm_maxw(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (dev->board.is_webcam)
+ return v4l2->sensor_xres;
+
+ if (dev->board.max_range_640_480)
+ return 640;
+
+ return 720;
+}
+
+static inline unsigned int norm_maxh(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (dev->board.is_webcam)
+ return v4l2->sensor_yres;
+
+ if (dev->board.max_range_640_480)
+ return 480;
+
+ return (v4l2->norm & V4L2_STD_625_50) ? 576 : 480;
+}
+
+static int em28xx_vbi_supported(struct em28xx *dev)
+{
+ /* Modprobe option to manually disable */
+ if (disable_vbi == 1)
+ return 0;
+
+ if (dev->board.is_webcam)
+ return 0;
+
+ /* FIXME: check subdevices for VBI support */
+
+ if (dev->chip_id == CHIP_ID_EM2860 ||
+ dev->chip_id == CHIP_ID_EM2883)
+ return 1;
+
+ /* Version of em28xx that does not support VBI */
+ return 0;
+}
+
+/*
+ * em28xx_wake_i2c()
+ * configure i2c attached devices
+ */
+static void em28xx_wake_i2c(struct em28xx *dev)
+{
+ struct v4l2_device *v4l2_dev = &dev->v4l2->v4l2_dev;
+ v4l2_device_call_all(v4l2_dev, 0, core, reset, 0);
+ v4l2_device_call_all(v4l2_dev, 0, video, s_routing,
+ INPUT(dev->ctl_input)->vmux, 0, 0);
+ v4l2_device_call_all(v4l2_dev, 0, video, s_stream, 0);
+}
+
+static int em28xx_colorlevels_set_default(struct em28xx *dev)
+{
+ em28xx_write_reg(dev, EM28XX_R20_YGAIN, CONTRAST_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R21_YOFFSET, BRIGHTNESS_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R22_UVGAIN, SATURATION_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R23_UOFFSET, BLUE_BALANCE_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R24_VOFFSET, RED_BALANCE_DEFAULT);
+ em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, SHARPNESS_DEFAULT);
+
+ em28xx_write_reg(dev, EM28XX_R14_GAMMA, 0x20);
+ em28xx_write_reg(dev, EM28XX_R15_RGAIN, 0x20);
+ em28xx_write_reg(dev, EM28XX_R16_GGAIN, 0x20);
+ em28xx_write_reg(dev, EM28XX_R17_BGAIN, 0x20);
+ em28xx_write_reg(dev, EM28XX_R18_ROFFSET, 0x00);
+ em28xx_write_reg(dev, EM28XX_R19_GOFFSET, 0x00);
+ return em28xx_write_reg(dev, EM28XX_R1A_BOFFSET, 0x00);
+}
+
+static int em28xx_set_outfmt(struct em28xx *dev)
+{
+ int ret;
+ u8 fmt, vinctrl;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ fmt = v4l2->format->reg;
+ if (!dev->is_em25xx)
+ fmt |= 0x20;
+ /*
+ * NOTE: it's not clear if this is really needed !
+ * The datasheets say bit 5 is a reserved bit and devices seem to work
+ * fine without it. But the Windows driver sets it for em2710/50+em28xx
+ * devices and we've always been setting it, too.
+ *
+ * em2765 (em25xx, em276x/7x/8x) devices do NOT work with this bit set,
+ * it's likely used for an additional (compressed ?) format there.
+ */
+ ret = em28xx_write_reg(dev, EM28XX_R27_OUTFMT, fmt);
+ if (ret < 0)
+ return ret;
+
+ ret = em28xx_write_reg(dev, EM28XX_R10_VINMODE, v4l2->vinmode);
+ if (ret < 0)
+ return ret;
+
+ vinctrl = v4l2->vinctl;
+ if (em28xx_vbi_supported(dev) == 1) {
+ vinctrl |= EM28XX_VINCTRL_VBI_RAW;
+ em28xx_write_reg(dev, EM28XX_R34_VBI_START_H, 0x00);
+ em28xx_write_reg(dev, EM28XX_R36_VBI_WIDTH, v4l2->vbi_width/4);
+ em28xx_write_reg(dev, EM28XX_R37_VBI_HEIGHT, v4l2->vbi_height);
+ if (v4l2->norm & V4L2_STD_525_60) {
+ /* NTSC */
+ em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x09);
+ } else if (v4l2->norm & V4L2_STD_625_50) {
+ /* PAL */
+ em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x07);
+ }
+ }
+
+ return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctrl);
+}
+
+static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
+ u8 ymin, u8 ymax)
+{
+ em28xx_videodbg("em28xx Scale: (%d,%d)-(%d,%d)\n",
+ xmin, ymin, xmax, ymax);
+
+ em28xx_write_regs(dev, EM28XX_R28_XMIN, &xmin, 1);
+ em28xx_write_regs(dev, EM28XX_R29_XMAX, &xmax, 1);
+ em28xx_write_regs(dev, EM28XX_R2A_YMIN, &ymin, 1);
+ return em28xx_write_regs(dev, EM28XX_R2B_YMAX, &ymax, 1);
+}
+
+static void em28xx_capture_area_set(struct em28xx *dev, u8 hstart, u8 vstart,
+ u16 width, u16 height)
+{
+ u8 cwidth = width >> 2;
+ u8 cheight = height >> 2;
+ u8 overflow = (height >> 9 & 0x02) | (width >> 10 & 0x01);
+ /* NOTE: size limit: 2047x1023 = 2MPix */
+
+ em28xx_videodbg("capture area set to (%d,%d): %dx%d\n",
+ hstart, vstart,
+ ((overflow & 2) << 9 | cwidth << 2),
+ ((overflow & 1) << 10 | cheight << 2));
+
+ em28xx_write_regs(dev, EM28XX_R1C_HSTART, &hstart, 1);
+ em28xx_write_regs(dev, EM28XX_R1D_VSTART, &vstart, 1);
+ em28xx_write_regs(dev, EM28XX_R1E_CWIDTH, &cwidth, 1);
+ em28xx_write_regs(dev, EM28XX_R1F_CHEIGHT, &cheight, 1);
+ em28xx_write_regs(dev, EM28XX_R1B_OFLOW, &overflow, 1);
+
+ /* FIXME: function/meaning of these registers ? */
+ /* FIXME: align width+height to multiples of 4 ?! */
+ if (dev->is_em25xx) {
+ em28xx_write_reg(dev, 0x34, width >> 4);
+ em28xx_write_reg(dev, 0x35, height >> 4);
+ }
+}
+
+static int em28xx_scaler_set(struct em28xx *dev, u16 h, u16 v)
+{
+ u8 mode = 0x00;
+ /* the em2800 scaler only supports scaling down to 50% */
+
+ if (dev->board.is_em2800) {
+ mode = (v ? 0x20 : 0x00) | (h ? 0x10 : 0x00);
+ } else {
+ u8 buf[2];
+
+ buf[0] = h;
+ buf[1] = h >> 8;
+ em28xx_write_regs(dev, EM28XX_R30_HSCALELOW, (char *)buf, 2);
+
+ buf[0] = v;
+ buf[1] = v >> 8;
+ em28xx_write_regs(dev, EM28XX_R32_VSCALELOW, (char *)buf, 2);
+ /* it seems that both H and V scalers must be active
+ to work correctly */
+ mode = (h || v) ? 0x30 : 0x00;
+ }
+ return em28xx_write_reg(dev, EM28XX_R26_COMPR, mode);
+}
+
+/* FIXME: this only function read values from dev */
+static int em28xx_resolution_set(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ int width = norm_maxw(dev);
+ int height = norm_maxh(dev);
+
+ /* Properly setup VBI */
+ v4l2->vbi_width = 720;
+ if (v4l2->norm & V4L2_STD_525_60)
+ v4l2->vbi_height = 12;
+ else
+ v4l2->vbi_height = 18;
+
+ em28xx_set_outfmt(dev);
+
+ em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2);
+
+ /* If we don't set the start position to 2 in VBI mode, we end up
+ with line 20/21 being YUYV encoded instead of being in 8-bit
+ greyscale. The core of the issue is that line 21 (and line 23 for
+ PAL WSS) are inside of active video region, and as a result they
+ get the pixelformatting associated with that area. So by cropping
+ it out, we end up with the same format as the rest of the VBI
+ region */
+ if (em28xx_vbi_supported(dev) == 1)
+ em28xx_capture_area_set(dev, 0, 2, width, height);
+ else
+ em28xx_capture_area_set(dev, 0, 0, width, height);
+
+ return em28xx_scaler_set(dev, v4l2->hscale, v4l2->vscale);
+}
+
+/* Set USB alternate setting for analog video */
+static int em28xx_set_alternate(struct em28xx *dev)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ int errCode;
+ int i;
+ unsigned int min_pkt_size = v4l2->width * 2 + 4;
+
+ /* NOTE: for isoc transfers, only alt settings > 0 are allowed
+ bulk transfers seem to work only with alt=0 ! */
+ dev->alt = 0;
+ if ((alt > 0) && (alt < dev->num_alt)) {
+ em28xx_videodbg("alternate forced to %d\n", dev->alt);
+ dev->alt = alt;
+ goto set_alt;
+ }
+ if (dev->analog_xfer_bulk)
+ goto set_alt;
+
+ /* When image size is bigger than a certain value,
+ the frame size should be increased, otherwise, only
+ green screen will be received.
+ */
+ if (v4l2->width * 2 * v4l2->height > 720 * 240 * 2)
+ min_pkt_size *= 2;
+
+ for (i = 0; i < dev->num_alt; i++) {
+ /* stop when the selected alt setting offers enough bandwidth */
+ if (dev->alt_max_pkt_size_isoc[i] >= min_pkt_size) {
+ dev->alt = i;
+ break;
+ /* otherwise make sure that we end up with the maximum bandwidth
+ because the min_pkt_size equation might be wrong...
+ */
+ } else if (dev->alt_max_pkt_size_isoc[i] >
+ dev->alt_max_pkt_size_isoc[dev->alt])
+ dev->alt = i;
+ }
+
+set_alt:
+ /* NOTE: for bulk transfers, we need to call usb_set_interface()
+ * even if the previous settings were the same. Otherwise streaming
+ * fails with all urbs having status = -EOVERFLOW ! */
+ if (dev->analog_xfer_bulk) {
+ dev->max_pkt_size = 512; /* USB 2.0 spec */
+ dev->packet_multiplier = EM28XX_BULK_PACKET_MULTIPLIER;
+ } else { /* isoc */
+ em28xx_videodbg("minimum isoc packet size: %u (alt=%d)\n",
+ min_pkt_size, dev->alt);
+ dev->max_pkt_size =
+ dev->alt_max_pkt_size_isoc[dev->alt];
+ dev->packet_multiplier = EM28XX_NUM_ISOC_PACKETS;
+ }
+ em28xx_videodbg("setting alternate %d with wMaxPacketSize=%u\n",
+ dev->alt, dev->max_pkt_size);
+ errCode = usb_set_interface(dev->udev, dev->ifnum, dev->alt);
+ if (errCode < 0) {
+ em28xx_errdev("cannot change alternate number to %d (error=%i)\n",
+ dev->alt, errCode);
+ return errCode;
+ }
+ return 0;
+}
+
/* ------------------------------------------------------------------
DMA and thread functions
------------------------------------------------------------------*/
@@ -138,7 +434,7 @@ static inline void finish_buffer(struct em28xx *dev,
{
em28xx_isocdbg("[%p/%d] wakeup\n", buf, buf->top_field);
- buf->vb.v4l2_buf.sequence = dev->field_count++;
+ buf->vb.v4l2_buf.sequence = dev->v4l2->field_count++;
buf->vb.v4l2_buf.field = V4L2_FIELD_INTERLACED;
v4l2_get_timestamp(&buf->vb.v4l2_buf.timestamp);
@@ -153,9 +449,10 @@ static void em28xx_copy_video(struct em28xx *dev,
unsigned char *usb_buf,
unsigned long len)
{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
void *fieldstart, *startwrite, *startread;
int linesdone, currlinedone, offset, lencopy, remain;
- int bytesperline = dev->width << 1;
+ int bytesperline = v4l2->width << 1;
if (buf->pos + len > buf->length)
len = buf->length - buf->pos;
@@ -163,7 +460,7 @@ static void em28xx_copy_video(struct em28xx *dev,
startread = usb_buf;
remain = len;
- if (dev->progressive || buf->top_field)
+ if (v4l2->progressive || buf->top_field)
fieldstart = buf->vb_buf;
else /* interlaced mode, even nr. of lines */
fieldstart = buf->vb_buf + bytesperline;
@@ -171,7 +468,7 @@ static void em28xx_copy_video(struct em28xx *dev,
linesdone = buf->pos / bytesperline;
currlinedone = buf->pos % bytesperline;
- if (dev->progressive)
+ if (v4l2->progressive)
offset = linesdone * bytesperline + currlinedone;
else
offset = linesdone * bytesperline * 2 + currlinedone;
@@ -195,7 +492,7 @@ static void em28xx_copy_video(struct em28xx *dev,
remain -= lencopy;
while (remain > 0) {
- if (dev->progressive)
+ if (v4l2->progressive)
startwrite += lencopy;
else
startwrite += lencopy + bytesperline;
@@ -241,7 +538,7 @@ static void em28xx_copy_vbi(struct em28xx *dev,
offset = buf->pos;
/* Make sure the bottom field populates the second half of the frame */
if (buf->top_field == 0)
- offset += dev->vbi_width * dev->vbi_height;
+ offset += dev->v4l2->vbi_width * dev->v4l2->vbi_height;
memcpy(buf->vb_buf + offset, usb_buf, len);
buf->pos += len;
@@ -317,13 +614,15 @@ finish_field_prepare_next(struct em28xx *dev,
struct em28xx_buffer *buf,
struct em28xx_dmaqueue *dma_q)
{
- if (dev->progressive || dev->top_field) { /* Brand new frame */
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+
+ if (v4l2->progressive || v4l2->top_field) { /* Brand new frame */
if (buf != NULL)
finish_buffer(dev, buf);
buf = get_next_buf(dev, dma_q);
}
if (buf != NULL) {
- buf->top_field = dev->top_field;
+ buf->top_field = v4l2->top_field;
buf->pos = 0;
}
@@ -337,6 +636,7 @@ static inline void process_frame_data_em28xx(struct em28xx *dev,
unsigned char *data_pkt,
unsigned int data_len)
{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
struct em28xx_buffer *buf = dev->usb_ctl.vid_buf;
struct em28xx_buffer *vbi_buf = dev->usb_ctl.vbi_buf;
struct em28xx_dmaqueue *dma_q = &dev->vidq;
@@ -356,17 +656,17 @@ static inline void process_frame_data_em28xx(struct em28xx *dev,
data_len -= 4;
} else if (data_pkt[0] == 0x33 && data_pkt[1] == 0x95) {
/* Field start (VBI mode) */
- dev->capture_type = 0;
- dev->vbi_read = 0;
+ v4l2->capture_type = 0;
+ v4l2->vbi_read = 0;
em28xx_isocdbg("VBI START HEADER !!!\n");
- dev->top_field = !(data_pkt[2] & 1);
+ v4l2->top_field = !(data_pkt[2] & 1);
data_pkt += 4;
data_len -= 4;
} else if (data_pkt[0] == 0x22 && data_pkt[1] == 0x5a) {
/* Field start (VBI disabled) */
- dev->capture_type = 2;
+ v4l2->capture_type = 2;
em28xx_isocdbg("VIDEO START HEADER !!!\n");
- dev->top_field = !(data_pkt[2] & 1);
+ v4l2->top_field = !(data_pkt[2] & 1);
data_pkt += 4;
data_len -= 4;
}
@@ -374,40 +674,97 @@ static inline void process_frame_data_em28xx(struct em28xx *dev,
/* NOTE: With bulk transfers, intermediate data packets
* have no continuation header */
- if (dev->capture_type == 0) {
+ if (v4l2->capture_type == 0) {
vbi_buf = finish_field_prepare_next(dev, vbi_buf, vbi_dma_q);
dev->usb_ctl.vbi_buf = vbi_buf;
- dev->capture_type = 1;
+ v4l2->capture_type = 1;
}
- if (dev->capture_type == 1) {
- int vbi_size = dev->vbi_width * dev->vbi_height;
- int vbi_data_len = ((dev->vbi_read + data_len) > vbi_size) ?
- (vbi_size - dev->vbi_read) : data_len;
+ if (v4l2->capture_type == 1) {
+ int vbi_size = v4l2->vbi_width * v4l2->vbi_height;
+ int vbi_data_len = ((v4l2->vbi_read + data_len) > vbi_size) ?
+ (vbi_size - v4l2->vbi_read) : data_len;
/* Copy VBI data */
if (vbi_buf != NULL)
em28xx_copy_vbi(dev, vbi_buf, data_pkt, vbi_data_len);
- dev->vbi_read += vbi_data_len;
+ v4l2->vbi_read += vbi_data_len;
if (vbi_data_len < data_len) {
/* Continue with copying video data */
- dev->capture_type = 2;
+ v4l2->capture_type = 2;
data_pkt += vbi_data_len;
data_len -= vbi_data_len;
}
}
- if (dev->capture_type == 2) {
+ if (v4l2->capture_type == 2) {
buf = finish_field_prepare_next(dev, buf, dma_q);
dev->usb_ctl.vid_buf = buf;
- dev->capture_type = 3;
+ v4l2->capture_type = 3;
}
- if (dev->capture_type == 3 && buf != NULL && data_len > 0)
+ if (v4l2->capture_type == 3 && buf != NULL && data_len > 0)
em28xx_copy_video(dev, buf, data_pkt, data_len);
}
+/*
+ * Process data packet according to the em25xx/em276x/7x/8x frame data format
+ */
+static inline void process_frame_data_em25xx(struct em28xx *dev,
+ unsigned char *data_pkt,
+ unsigned int data_len)
+{
+ struct em28xx_buffer *buf = dev->usb_ctl.vid_buf;
+ struct em28xx_dmaqueue *dmaq = &dev->vidq;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ bool frame_end = 0;
+
+ /* Check for header */
+ /* NOTE: at least with bulk transfers, only the first packet
+ * has a header and has always set the FRAME_END bit */
+ if (data_len >= 2) { /* em25xx header is only 2 bytes long */
+ if ((data_pkt[0] == EM25XX_FRMDATAHDR_BYTE1) &&
+ ((data_pkt[1] & ~EM25XX_FRMDATAHDR_BYTE2_MASK) == 0x00)) {
+ v4l2->top_field = !(data_pkt[1] &
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_ID);
+ frame_end = data_pkt[1] &
+ EM25XX_FRMDATAHDR_BYTE2_FRAME_END;
+ data_pkt += 2;
+ data_len -= 2;
+ }
+
+ /* Finish field and prepare next (BULK only) */
+ if (dev->analog_xfer_bulk && frame_end) {
+ buf = finish_field_prepare_next(dev, buf, dmaq);
+ dev->usb_ctl.vid_buf = buf;
+ }
+ /* NOTE: in ISOC mode when a new frame starts and buf==NULL,
+ * we COULD already prepare a buffer here to avoid skipping the
+ * first frame.
+ */
+ }
+
+ /* Copy data */
+ if (buf != NULL && data_len > 0)
+ em28xx_copy_video(dev, buf, data_pkt, data_len);
+
+ /* Finish frame (ISOC only) => avoids lag of 1 frame */
+ if (!dev->analog_xfer_bulk && frame_end) {
+ buf = finish_field_prepare_next(dev, buf, dmaq);
+ dev->usb_ctl.vid_buf = buf;
+ }
+
+ /* NOTE: Tested with USB bulk transfers only !
+ * The wording in the datasheet suggests that isoc might work different.
+ * The current code assumes that with isoc transfers each packet has a
+ * header like with the other em28xx devices.
+ */
+ /* NOTE: Support for interlaced mode is pure theory. It has not been
+ * tested and it is unknown if these devices actually support it. */
+ /* NOTE: No VBI support yet (these chips likely do not support VBI). */
+}
+
/* Processes and copies the URB data content (video and VBI data) */
static inline int em28xx_urb_data_copy(struct em28xx *dev, struct urb *urb)
{
@@ -460,7 +817,13 @@ static inline int em28xx_urb_data_copy(struct em28xx *dev, struct urb *urb)
continue;
}
- process_frame_data_em28xx(dev, usb_data_pkt, usb_data_len);
+ if (dev->is_em25xx)
+ process_frame_data_em25xx(dev,
+ usb_data_pkt, usb_data_len);
+ else
+ process_frame_data_em28xx(dev,
+ usb_data_pkt, usb_data_len);
+
}
return 1;
}
@@ -513,12 +876,14 @@ static int queue_setup(struct vb2_queue *vq, const struct v4l2_format *fmt,
unsigned int sizes[], void *alloc_ctxs[])
{
struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
unsigned long size;
if (fmt)
size = fmt->fmt.pix.sizeimage;
else
- size = (dev->width * dev->height * dev->format->depth + 7) >> 3;
+ size =
+ (v4l2->width * v4l2->height * v4l2->format->depth + 7) >> 3;
if (size == 0)
return -EINVAL;
@@ -536,12 +901,13 @@ static int
buffer_prepare(struct vb2_buffer *vb)
{
struct em28xx *dev = vb2_get_drv_priv(vb->vb2_queue);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
unsigned long size;
em28xx_videodbg("%s, field=%d\n", __func__, vb->v4l2_buf.field);
- size = (dev->width * dev->height * dev->format->depth + 7) >> 3;
+ size = (v4l2->width * v4l2->height * v4l2->format->depth + 7) >> 3;
if (vb2_plane_size(vb, 0) < size) {
em28xx_videodbg("%s data will not fit into plane (%lu < %lu)\n",
@@ -556,6 +922,7 @@ buffer_prepare(struct vb2_buffer *vb)
int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
{
struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
struct v4l2_frequency f;
int rc = 0;
@@ -567,7 +934,7 @@ int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
if (rc)
return rc;
- if (dev->streaming_users++ == 0) {
+ if (v4l2->streaming_users == 0) {
/* First active streaming user, so allocate all the URBs */
/* Allocate the USB bandwidth */
@@ -578,7 +945,7 @@ int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
*/
em28xx_wake_i2c(dev);
- dev->capture_type = -1;
+ v4l2->capture_type = -1;
rc = em28xx_init_usb_xfer(dev, EM28XX_ANALOG_MODE,
dev->analog_xfer_bulk,
EM28XX_NUM_BUFS,
@@ -586,7 +953,7 @@ int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
dev->packet_multiplier,
em28xx_urb_data_copy);
if (rc < 0)
- goto fail;
+ return rc;
/*
* djh: it's not clear whether this code is still needed. I'm
@@ -596,21 +963,24 @@ int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count)
/* Ask tuner to go to analog or radio mode */
memset(&f, 0, sizeof(f));
- f.frequency = dev->ctl_freq;
+ f.frequency = v4l2->frequency;
if (vq->owner && vq->owner->vdev->vfl_type == VFL_TYPE_RADIO)
f.type = V4L2_TUNER_RADIO;
else
f.type = V4L2_TUNER_ANALOG_TV;
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, &f);
+ v4l2_device_call_all(&v4l2->v4l2_dev,
+ 0, tuner, s_frequency, &f);
}
-fail:
+ v4l2->streaming_users++;
+
return rc;
}
-static int em28xx_stop_streaming(struct vb2_queue *vq)
+static void em28xx_stop_streaming(struct vb2_queue *vq)
{
struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
struct em28xx_dmaqueue *vidq = &dev->vidq;
unsigned long flags = 0;
@@ -618,7 +988,7 @@ static int em28xx_stop_streaming(struct vb2_queue *vq)
res_free(dev, vq->type);
- if (dev->streaming_users-- == 1) {
+ if (v4l2->streaming_users-- == 1) {
/* Last active user, so shutdown all the URBS */
em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
}
@@ -632,13 +1002,12 @@ static int em28xx_stop_streaming(struct vb2_queue *vq)
}
dev->usb_ctl.vid_buf = NULL;
spin_unlock_irqrestore(&dev->slock, flags);
-
- return 0;
}
-int em28xx_stop_vbi_streaming(struct vb2_queue *vq)
+void em28xx_stop_vbi_streaming(struct vb2_queue *vq)
{
struct em28xx *dev = vb2_get_drv_priv(vq);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
struct em28xx_dmaqueue *vbiq = &dev->vbiq;
unsigned long flags = 0;
@@ -646,7 +1015,7 @@ int em28xx_stop_vbi_streaming(struct vb2_queue *vq)
res_free(dev, vq->type);
- if (dev->streaming_users-- == 1) {
+ if (v4l2->streaming_users-- == 1) {
/* Last active user, so shutdown all the URBS */
em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
}
@@ -660,8 +1029,6 @@ int em28xx_stop_vbi_streaming(struct vb2_queue *vq)
}
dev->usb_ctl.vbi_buf = NULL;
spin_unlock_irqrestore(&dev->slock, flags);
-
- return 0;
}
static void
@@ -691,15 +1058,17 @@ static struct vb2_ops em28xx_video_qops = {
.wait_finish = vb2_ops_wait_finish,
};
-int em28xx_vb2_setup(struct em28xx *dev)
+static int em28xx_vb2_setup(struct em28xx *dev)
{
int rc;
struct vb2_queue *q;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
/* Setup Videobuf2 for Video capture */
- q = &dev->vb_vidq;
+ q = &v4l2->vb_vidq;
q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR | VB2_DMABUF;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct em28xx_buffer);
q->ops = &em28xx_video_qops;
@@ -710,9 +1079,10 @@ int em28xx_vb2_setup(struct em28xx *dev)
return rc;
/* Setup Videobuf2 for VBI capture */
- q = &dev->vb_vbiq;
+ q = &v4l2->vb_vbiq;
q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
q->io_modes = VB2_READ | VB2_MMAP | VB2_USERPTR;
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
q->drv_priv = dev;
q->buf_struct_size = sizeof(struct em28xx_buffer);
q->ops = &em28xx_vbi_qops;
@@ -729,6 +1099,7 @@ int em28xx_vb2_setup(struct em28xx *dev)
static void video_mux(struct em28xx *dev, int index)
{
+ struct v4l2_device *v4l2_dev = &dev->v4l2->v4l2_dev;
dev->ctl_input = index;
dev->ctl_ainput = INPUT(index)->amux;
dev->ctl_aoutput = INPUT(index)->aout;
@@ -736,28 +1107,28 @@ static void video_mux(struct em28xx *dev, int index)
if (!dev->ctl_aoutput)
dev->ctl_aoutput = EM28XX_AOUT_MASTER;
- v4l2_device_call_all(&dev->v4l2_dev, 0, video, s_routing,
+ v4l2_device_call_all(v4l2_dev, 0, video, s_routing,
INPUT(index)->vmux, 0, 0);
if (dev->board.has_msp34xx) {
if (dev->i2s_speed) {
- v4l2_device_call_all(&dev->v4l2_dev, 0, audio,
+ v4l2_device_call_all(v4l2_dev, 0, audio,
s_i2s_clock_freq, dev->i2s_speed);
}
/* Note: this is msp3400 specific */
- v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing,
+ v4l2_device_call_all(v4l2_dev, 0, audio, s_routing,
dev->ctl_ainput, MSP_OUTPUT(MSP_SC_IN_DSP_SCART1), 0);
}
if (dev->board.adecoder != EM28XX_NOADECODER) {
- v4l2_device_call_all(&dev->v4l2_dev, 0, audio, s_routing,
+ v4l2_device_call_all(v4l2_dev, 0, audio, s_routing,
dev->ctl_ainput, dev->ctl_aoutput, 0);
}
em28xx_audio_analog_set(dev);
}
-void em28xx_ctrl_notify(struct v4l2_ctrl *ctrl, void *priv)
+static void em28xx_ctrl_notify(struct v4l2_ctrl *ctrl, void *priv)
{
struct em28xx *dev = priv;
@@ -781,34 +1152,48 @@ void em28xx_ctrl_notify(struct v4l2_ctrl *ctrl, void *priv)
static int em28xx_s_ctrl(struct v4l2_ctrl *ctrl)
{
- struct em28xx *dev = container_of(ctrl->handler, struct em28xx, ctrl_handler);
+ struct em28xx_v4l2 *v4l2 =
+ container_of(ctrl->handler, struct em28xx_v4l2, ctrl_handler);
+ struct em28xx *dev = v4l2->dev;
+ int ret = -EINVAL;
switch (ctrl->id) {
case V4L2_CID_AUDIO_MUTE:
dev->mute = ctrl->val;
+ ret = em28xx_audio_analog_set(dev);
break;
case V4L2_CID_AUDIO_VOLUME:
dev->volume = ctrl->val;
+ ret = em28xx_audio_analog_set(dev);
+ break;
+ case V4L2_CID_CONTRAST:
+ ret = em28xx_write_reg(dev, EM28XX_R20_YGAIN, ctrl->val);
+ break;
+ case V4L2_CID_BRIGHTNESS:
+ ret = em28xx_write_reg(dev, EM28XX_R21_YOFFSET, ctrl->val);
+ break;
+ case V4L2_CID_SATURATION:
+ ret = em28xx_write_reg(dev, EM28XX_R22_UVGAIN, ctrl->val);
+ break;
+ case V4L2_CID_BLUE_BALANCE:
+ ret = em28xx_write_reg(dev, EM28XX_R23_UOFFSET, ctrl->val);
+ break;
+ case V4L2_CID_RED_BALANCE:
+ ret = em28xx_write_reg(dev, EM28XX_R24_VOFFSET, ctrl->val);
+ break;
+ case V4L2_CID_SHARPNESS:
+ ret = em28xx_write_reg(dev, EM28XX_R25_SHARPNESS, ctrl->val);
break;
}
- return em28xx_audio_analog_set(dev);
+ return (ret < 0) ? ret : 0;
}
-const struct v4l2_ctrl_ops em28xx_ctrl_ops = {
+static const struct v4l2_ctrl_ops em28xx_ctrl_ops = {
.s_ctrl = em28xx_s_ctrl,
};
-static int check_dev(struct em28xx *dev)
-{
- if (dev->disconnected) {
- em28xx_errdev("v4l2 ioctl: device not present\n");
- return -ENODEV;
- }
- return 0;
-}
-
-static void get_scale(struct em28xx *dev,
+static void size_to_scale(struct em28xx *dev,
unsigned int width, unsigned int height,
unsigned int *hscale, unsigned int *vscale)
{
@@ -816,12 +1201,23 @@ static void get_scale(struct em28xx *dev,
unsigned int maxh = norm_maxh(dev);
*hscale = (((unsigned long)maxw) << 12) / width - 4096L;
- if (*hscale >= 0x4000)
- *hscale = 0x3fff;
+ if (*hscale > EM28XX_HVSCALE_MAX)
+ *hscale = EM28XX_HVSCALE_MAX;
*vscale = (((unsigned long)maxh) << 12) / height - 4096L;
- if (*vscale >= 0x4000)
- *vscale = 0x3fff;
+ if (*vscale > EM28XX_HVSCALE_MAX)
+ *vscale = EM28XX_HVSCALE_MAX;
+}
+
+static void scale_to_size(struct em28xx *dev,
+ unsigned int hscale, unsigned int vscale,
+ unsigned int *width, unsigned int *height)
+{
+ unsigned int maxw = norm_maxw(dev);
+ unsigned int maxh = norm_maxh(dev);
+
+ *width = (((unsigned long)maxw) << 12) / (hscale + 4096L);
+ *height = (((unsigned long)maxh) << 12) / (vscale + 4096L);
}
/* ------------------------------------------------------------------
@@ -833,19 +1229,20 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
- f->fmt.pix.width = dev->width;
- f->fmt.pix.height = dev->height;
- f->fmt.pix.pixelformat = dev->format->fourcc;
- f->fmt.pix.bytesperline = (dev->width * dev->format->depth + 7) >> 3;
- f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * dev->height;
+ f->fmt.pix.width = v4l2->width;
+ f->fmt.pix.height = v4l2->height;
+ f->fmt.pix.pixelformat = v4l2->format->fourcc;
+ f->fmt.pix.bytesperline = (v4l2->width * v4l2->format->depth + 7) >> 3;
+ f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * v4l2->height;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
/* FIXME: TOP? NONE? BOTTOM? ALTENATE? */
- if (dev->progressive)
+ if (v4l2->progressive)
f->fmt.pix.field = V4L2_FIELD_NONE;
else
- f->fmt.pix.field = dev->interlaced ?
+ f->fmt.pix.field = v4l2->interlaced_fieldmode ?
V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
return 0;
}
@@ -866,6 +1263,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
unsigned int width = f->fmt.pix.width;
unsigned int height = f->fmt.pix.height;
unsigned int maxw = norm_maxw(dev);
@@ -898,10 +1296,8 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
1, 0);
}
- get_scale(dev, width, height, &hscale, &vscale);
-
- width = (((unsigned long)maxw) << 12) / (hscale + 4096L);
- height = (((unsigned long)maxh) << 12) / (vscale + 4096L);
+ size_to_scale(dev, width, height, &hscale, &vscale);
+ scale_to_size(dev, hscale, vscale, &width, &height);
f->fmt.pix.width = width;
f->fmt.pix.height = height;
@@ -909,11 +1305,12 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
f->fmt.pix.bytesperline = (width * fmt->depth + 7) >> 3;
f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * height;
f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
- if (dev->progressive)
+ if (v4l2->progressive)
f->fmt.pix.field = V4L2_FIELD_NONE;
else
- f->fmt.pix.field = dev->interlaced ?
+ f->fmt.pix.field = v4l2->interlaced_fieldmode ?
V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
+ f->fmt.pix.priv = 0;
return 0;
}
@@ -922,17 +1319,19 @@ static int em28xx_set_video_format(struct em28xx *dev, unsigned int fourcc,
unsigned width, unsigned height)
{
struct em28xx_fmt *fmt;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
fmt = format_by_fourcc(fourcc);
if (!fmt)
return -EINVAL;
- dev->format = fmt;
- dev->width = width;
- dev->height = height;
+ v4l2->format = fmt;
+ v4l2->width = width;
+ v4l2->height = height;
/* set new image size */
- get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
+ size_to_scale(dev, v4l2->width, v4l2->height,
+ &v4l2->hscale, &v4l2->vscale);
em28xx_resolution_set(dev);
@@ -943,8 +1342,9 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
struct em28xx *dev = video_drvdata(file);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
- if (dev->streaming_users > 0)
+ if (v4l2->streaming_users > 0)
return -EBUSY;
vidioc_try_fmt_vid_cap(file, priv, f);
@@ -957,15 +1357,8 @@ static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- int rc;
-
- if (dev->board.is_webcam)
- return -ENOTTY;
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
- *norm = dev->norm;
+ *norm = dev->v4l2->norm;
return 0;
}
@@ -974,51 +1367,40 @@ static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *norm)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- int rc;
- if (dev->board.is_webcam)
- return -ENOTTY;
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
-
- v4l2_device_call_all(&dev->v4l2_dev, 0, video, querystd, norm);
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, video, querystd, norm);
return 0;
}
-static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
+static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id norm)
{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
struct v4l2_format f;
- int rc;
- if (dev->board.is_webcam)
- return -ENOTTY;
- if (*norm == dev->norm)
+ if (norm == v4l2->norm)
return 0;
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
- if (dev->streaming_users > 0)
+ if (v4l2->streaming_users > 0)
return -EBUSY;
- dev->norm = *norm;
+ v4l2->norm = norm;
/* Adjusts width/height, if needed */
f.fmt.pix.width = 720;
- f.fmt.pix.height = (*norm & V4L2_STD_525_60) ? 480 : 576;
+ f.fmt.pix.height = (norm & V4L2_STD_525_60) ? 480 : 576;
vidioc_try_fmt_vid_cap(file, priv, &f);
/* set new image size */
- dev->width = f.fmt.pix.width;
- dev->height = f.fmt.pix.height;
- get_scale(dev, dev->width, dev->height, &dev->hscale, &dev->vscale);
+ v4l2->width = f.fmt.pix.width;
+ v4l2->height = f.fmt.pix.height;
+ size_to_scale(dev, v4l2->width, v4l2->height,
+ &v4l2->hscale, &v4l2->vscale);
em28xx_resolution_set(dev);
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_std, dev->norm);
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_std, v4l2->norm);
return 0;
}
@@ -1026,19 +1408,17 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
static int vidioc_g_parm(struct file *file, void *priv,
struct v4l2_streamparm *p)
{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
int rc = 0;
- if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
-
p->parm.capture.readbuffers = EM28XX_MIN_BUF;
if (dev->board.is_webcam)
- rc = v4l2_device_call_until_err(&dev->v4l2_dev, 0,
+ rc = v4l2_device_call_until_err(&v4l2->v4l2_dev, 0,
video, g_parm, p);
else
- v4l2_video_std_frame_period(dev->norm,
+ v4l2_video_std_frame_period(v4l2->norm,
&p->parm.capture.timeperframe);
return rc;
@@ -1050,14 +1430,9 @@ static int vidioc_s_parm(struct file *file, void *priv,
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- if (!dev->board.is_webcam)
- return -ENOTTY;
-
- if (p->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
-
p->parm.capture.readbuffers = EM28XX_MIN_BUF;
- return v4l2_device_call_until_err(&dev->v4l2_dev, 0, video, s_parm, p);
+ return v4l2_device_call_until_err(&dev->v4l2->v4l2_dev,
+ 0, video, s_parm, p);
}
static const char *iname[] = {
@@ -1094,7 +1469,7 @@ static int vidioc_enum_input(struct file *file, void *priv,
(EM28XX_VMUX_CABLE == INPUT(n)->type))
i->type = V4L2_INPUT_TYPE_TUNER;
- i->std = dev->vdev->tvnorms;
+ i->std = dev->v4l2->vdev->tvnorms;
/* webcams do not have the STD API */
if (dev->board.is_webcam)
i->capabilities = 0;
@@ -1116,11 +1491,6 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int i)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- int rc;
-
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
if (i >= MAX_EM28XX_INPUT)
return -EINVAL;
@@ -1136,9 +1506,6 @@ static int vidioc_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- if (!dev->audio_mode.has_audio)
- return -EINVAL;
-
switch (a->index) {
case EM28XX_AMUX_VIDEO:
strcpy(a->name, "Television");
@@ -1179,10 +1546,6 @@ static int vidioc_s_audio(struct file *file, void *priv, const struct v4l2_audio
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
-
- if (!dev->audio_mode.has_audio)
- return -EINVAL;
-
if (a->index >= MAX_EM28XX_INPUT)
return -EINVAL;
if (0 == INPUT(a->index)->type)
@@ -1202,36 +1565,26 @@ static int vidioc_g_tuner(struct file *file, void *priv,
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- int rc;
-
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
if (0 != t->index)
return -EINVAL;
strcpy(t->name, "Tuner");
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t);
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, g_tuner, t);
return 0;
}
static int vidioc_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
+ const struct v4l2_tuner *t)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
- int rc;
-
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
if (0 != t->index)
return -EINVAL;
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, s_tuner, t);
return 0;
}
@@ -1240,36 +1593,50 @@ static int vidioc_g_frequency(struct file *file, void *priv,
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
if (0 != f->tuner)
return -EINVAL;
- f->frequency = dev->ctl_freq;
+ f->frequency = v4l2->frequency;
return 0;
}
static int vidioc_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
+ const struct v4l2_frequency *f)
{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
- int rc;
-
- rc = check_dev(dev);
- if (rc < 0)
- return rc;
+ struct v4l2_frequency new_freq = *f;
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
if (0 != f->tuner)
return -EINVAL;
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_frequency, f);
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_frequency, f);
- dev->ctl_freq = f->frequency;
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, s_frequency, f);
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, g_frequency, &new_freq);
+ v4l2->frequency = new_freq.frequency;
return 0;
}
#ifdef CONFIG_VIDEO_ADV_DEBUG
+static int vidioc_g_chip_info(struct file *file, void *priv,
+ struct v4l2_dbg_chip_info *chip)
+{
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+
+ if (chip->match.addr > 1)
+ return -EINVAL;
+ if (chip->match.addr == 1)
+ strlcpy(chip->name, "ac97", sizeof(chip->name));
+ else
+ strlcpy(chip->name,
+ dev->v4l2->v4l2_dev.name, sizeof(chip->name));
+ return 0;
+}
+
static int em28xx_reg_len(int reg)
{
switch (reg) {
@@ -1282,29 +1649,6 @@ static int em28xx_reg_len(int reg)
}
}
-static int vidioc_g_chip_ident(struct file *file, void *priv,
- struct v4l2_dbg_chip_ident *chip)
-{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
-
- chip->ident = V4L2_IDENT_NONE;
- chip->revision = 0;
- if (chip->match.type == V4L2_CHIP_MATCH_HOST) {
- if (v4l2_chip_match_host(&chip->match))
- chip->ident = V4L2_IDENT_NONE;
- return 0;
- }
- if (chip->match.type != V4L2_CHIP_MATCH_I2C_DRIVER &&
- chip->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
- return -EINVAL;
-
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_chip_ident, chip);
-
- return 0;
-}
-
-
static int vidioc_g_register(struct file *file, void *priv,
struct v4l2_dbg_register *reg)
{
@@ -1312,8 +1656,9 @@ static int vidioc_g_register(struct file *file, void *priv,
struct em28xx *dev = fh->dev;
int ret;
- switch (reg->match.type) {
- case V4L2_CHIP_MATCH_AC97:
+ if (reg->match.addr > 1)
+ return -EINVAL;
+ if (reg->match.addr) {
ret = em28xx_read_ac97(dev, reg->reg);
if (ret < 0)
return ret;
@@ -1321,16 +1666,6 @@ static int vidioc_g_register(struct file *file, void *priv,
reg->val = ret;
reg->size = 1;
return 0;
- case V4L2_CHIP_MATCH_I2C_DRIVER:
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg);
- return 0;
- case V4L2_CHIP_MATCH_I2C_ADDR:
- /* TODO: is this correct? */
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg);
- return 0;
- default:
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
}
/* Match host */
@@ -1344,7 +1679,7 @@ static int vidioc_g_register(struct file *file, void *priv,
reg->val = ret;
} else {
__le16 val = 0;
- ret = em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS,
+ ret = dev->em28xx_read_reg_req_len(dev, USB_REQ_GET_STATUS,
reg->reg, (char *)&val, 2);
if (ret < 0)
return ret;
@@ -1356,26 +1691,16 @@ static int vidioc_g_register(struct file *file, void *priv,
}
static int vidioc_s_register(struct file *file, void *priv,
- struct v4l2_dbg_register *reg)
+ const struct v4l2_dbg_register *reg)
{
struct em28xx_fh *fh = priv;
struct em28xx *dev = fh->dev;
__le16 buf;
- switch (reg->match.type) {
- case V4L2_CHIP_MATCH_AC97:
+ if (reg->match.addr > 1)
+ return -EINVAL;
+ if (reg->match.addr)
return em28xx_write_ac97(dev, reg->reg, reg->val);
- case V4L2_CHIP_MATCH_I2C_DRIVER:
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg);
- return 0;
- case V4L2_CHIP_MATCH_I2C_ADDR:
- /* TODO: is this correct? */
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg);
- return 0;
- default:
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
- }
/* Match host */
buf = cpu_to_le16(reg->val);
@@ -1386,32 +1711,13 @@ static int vidioc_s_register(struct file *file, void *priv,
#endif
-static int vidioc_cropcap(struct file *file, void *priv,
- struct v4l2_cropcap *cc)
-{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
-
- if (cc->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return -EINVAL;
-
- cc->bounds.left = 0;
- cc->bounds.top = 0;
- cc->bounds.width = dev->width;
- cc->bounds.height = dev->height;
- cc->defrect = cc->bounds;
- cc->pixelaspect.numerator = 54; /* 4:3 FIXME: remove magic numbers */
- cc->pixelaspect.denominator = 59;
-
- return 0;
-}
-
static int vidioc_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- struct video_device *vdev = video_devdata(file);
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
+ struct video_device *vdev = video_devdata(file);
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
strlcpy(cap->driver, "em28xx", sizeof(cap->driver));
strlcpy(cap->card, em28xx_boards[dev->model].name, sizeof(cap->card));
@@ -1433,9 +1739,9 @@ static int vidioc_querycap(struct file *file, void *priv,
cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS |
V4L2_CAP_READWRITE | V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
- if (dev->vbi_dev)
+ if (v4l2->vbi_dev)
cap->capabilities |= V4L2_CAP_VBI_CAPTURE;
- if (dev->radio_dev)
+ if (v4l2->radio_dev)
cap->capabilities |= V4L2_CAP_RADIO;
return 0;
}
@@ -1482,8 +1788,12 @@ static int vidioc_enum_framesizes(struct file *file, void *priv,
/* Report a continuous range */
fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
- fsize->stepwise.min_width = 48;
- fsize->stepwise.min_height = 32;
+ scale_to_size(dev, EM28XX_HVSCALE_MAX, EM28XX_HVSCALE_MAX,
+ &fsize->stepwise.min_width, &fsize->stepwise.min_height);
+ if (fsize->stepwise.min_width < 48)
+ fsize->stepwise.min_width = 48;
+ if (fsize->stepwise.min_height < 38)
+ fsize->stepwise.min_height = 38;
fsize->stepwise.max_width = maxw;
fsize->stepwise.max_height = maxh;
fsize->stepwise.step_width = 1;
@@ -1496,53 +1806,25 @@ static int vidioc_enum_framesizes(struct file *file, void *priv,
static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv,
struct v4l2_format *format)
{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
-
- format->fmt.vbi.samples_per_line = dev->vbi_width;
- format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
- format->fmt.vbi.offset = 0;
- format->fmt.vbi.flags = 0;
- format->fmt.vbi.sampling_rate = 6750000 * 4 / 2;
- format->fmt.vbi.count[0] = dev->vbi_height;
- format->fmt.vbi.count[1] = dev->vbi_height;
- memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved));
-
- /* Varies by video standard (NTSC, PAL, etc.) */
- if (dev->norm & V4L2_STD_525_60) {
- /* NTSC */
- format->fmt.vbi.start[0] = 10;
- format->fmt.vbi.start[1] = 273;
- } else if (dev->norm & V4L2_STD_625_50) {
- /* PAL */
- format->fmt.vbi.start[0] = 6;
- format->fmt.vbi.start[1] = 318;
- }
-
- return 0;
-}
-
-static int vidioc_s_fmt_vbi_cap(struct file *file, void *priv,
- struct v4l2_format *format)
-{
- struct em28xx_fh *fh = priv;
- struct em28xx *dev = fh->dev;
+ struct em28xx_fh *fh = priv;
+ struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
- format->fmt.vbi.samples_per_line = dev->vbi_width;
+ format->fmt.vbi.samples_per_line = v4l2->vbi_width;
format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
format->fmt.vbi.offset = 0;
format->fmt.vbi.flags = 0;
format->fmt.vbi.sampling_rate = 6750000 * 4 / 2;
- format->fmt.vbi.count[0] = dev->vbi_height;
- format->fmt.vbi.count[1] = dev->vbi_height;
+ format->fmt.vbi.count[0] = v4l2->vbi_height;
+ format->fmt.vbi.count[1] = v4l2->vbi_height;
memset(format->fmt.vbi.reserved, 0, sizeof(format->fmt.vbi.reserved));
/* Varies by video standard (NTSC, PAL, etc.) */
- if (dev->norm & V4L2_STD_525_60) {
+ if (v4l2->norm & V4L2_STD_525_60) {
/* NTSC */
format->fmt.vbi.start[0] = 10;
format->fmt.vbi.start[1] = 273;
- } else if (dev->norm & V4L2_STD_625_50) {
+ } else if (v4l2->norm & V4L2_STD_625_50) {
/* PAL */
format->fmt.vbi.start[0] = 6;
format->fmt.vbi.start[1] = 318;
@@ -1564,27 +1846,41 @@ static int radio_g_tuner(struct file *file, void *priv,
return -EINVAL;
strcpy(t->name, "Radio");
- t->type = V4L2_TUNER_RADIO;
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, g_tuner, t);
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, g_tuner, t);
return 0;
}
static int radio_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
+ const struct v4l2_tuner *t)
{
struct em28xx *dev = ((struct em28xx_fh *)priv)->dev;
if (0 != t->index)
return -EINVAL;
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_tuner, t);
+ v4l2_device_call_all(&dev->v4l2->v4l2_dev, 0, tuner, s_tuner, t);
return 0;
}
/*
+ * em28xx_free_v4l2() - Free struct em28xx_v4l2
+ *
+ * @ref: struct kref for struct em28xx_v4l2
+ *
+ * Called when all users of struct em28xx_v4l2 are gone
+ */
+static void em28xx_free_v4l2(struct kref *ref)
+{
+ struct em28xx_v4l2 *v4l2 = container_of(ref, struct em28xx_v4l2, ref);
+
+ v4l2->dev->v4l2 = NULL;
+ kfree(v4l2);
+}
+
+/*
* em28xx_v4l2_open()
* inits the device and starts isoc transfer
*/
@@ -1592,6 +1888,7 @@ static int em28xx_v4l2_open(struct file *filp)
{
struct video_device *vdev = video_devdata(filp);
struct em28xx *dev = video_drvdata(filp);
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
enum v4l2_buf_type fh_type = 0;
struct em28xx_fh *fh;
@@ -1602,12 +1899,15 @@ static int em28xx_v4l2_open(struct file *filp)
case VFL_TYPE_VBI:
fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
break;
+ case VFL_TYPE_RADIO:
+ break;
+ default:
+ return -EINVAL;
}
em28xx_videodbg("open dev=%s type=%s users=%d\n",
video_device_node_name(vdev), v4l2_type_names[fh_type],
- dev->users);
-
+ v4l2->users);
if (mutex_lock_interruptible(&dev->lock))
return -ERESTARTSYS;
@@ -1622,23 +1922,27 @@ static int em28xx_v4l2_open(struct file *filp)
fh->type = fh_type;
filp->private_data = fh;
- if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && dev->users == 0) {
+ if (v4l2->users == 0) {
em28xx_set_mode(dev, EM28XX_ANALOG_MODE);
- em28xx_resolution_set(dev);
- /* Needed, since GPIO might have disabled power of
- some i2c device
+ if (vdev->vfl_type != VFL_TYPE_RADIO)
+ em28xx_resolution_set(dev);
+
+ /*
+ * Needed, since GPIO might have disabled power
+ * of some i2c devices
*/
em28xx_wake_i2c(dev);
-
}
if (vdev->vfl_type == VFL_TYPE_RADIO) {
em28xx_videodbg("video_open: setting radio device\n");
- v4l2_device_call_all(&dev->v4l2_dev, 0, tuner, s_radio);
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, tuner, s_radio);
}
- dev->users++;
+ kref_get(&dev->ref);
+ kref_get(&v4l2->ref);
+ v4l2->users++;
mutex_unlock(&dev->lock);
v4l2_fh_add(&fh->fh);
@@ -1647,40 +1951,92 @@ static int em28xx_v4l2_open(struct file *filp)
}
/*
- * em28xx_realease_resources()
+ * em28xx_v4l2_fini()
* unregisters the v4l2,i2c and usb devices
* called when the device gets disconected or at module unload
*/
-void em28xx_release_analog_resources(struct em28xx *dev)
+static int em28xx_v4l2_fini(struct em28xx *dev)
{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
- /*FIXME: I2C IR should be disconnected */
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
- if (dev->radio_dev) {
- if (video_is_registered(dev->radio_dev))
- video_unregister_device(dev->radio_dev);
- else
- video_device_release(dev->radio_dev);
- dev->radio_dev = NULL;
+ if (!dev->has_video) {
+ /* This device does not support the v4l2 extension */
+ return 0;
}
- if (dev->vbi_dev) {
+
+ if (v4l2 == NULL)
+ return 0;
+
+ em28xx_info("Closing video extension");
+
+ mutex_lock(&dev->lock);
+
+ v4l2_device_disconnect(&v4l2->v4l2_dev);
+
+ em28xx_uninit_usb_xfer(dev, EM28XX_ANALOG_MODE);
+
+ if (v4l2->radio_dev) {
em28xx_info("V4L2 device %s deregistered\n",
- video_device_node_name(dev->vbi_dev));
- if (video_is_registered(dev->vbi_dev))
- video_unregister_device(dev->vbi_dev);
- else
- video_device_release(dev->vbi_dev);
- dev->vbi_dev = NULL;
+ video_device_node_name(v4l2->radio_dev));
+ video_unregister_device(v4l2->radio_dev);
}
- if (dev->vdev) {
+ if (v4l2->vbi_dev) {
em28xx_info("V4L2 device %s deregistered\n",
- video_device_node_name(dev->vdev));
- if (video_is_registered(dev->vdev))
- video_unregister_device(dev->vdev);
- else
- video_device_release(dev->vdev);
- dev->vdev = NULL;
+ video_device_node_name(v4l2->vbi_dev));
+ video_unregister_device(v4l2->vbi_dev);
}
+ if (v4l2->vdev) {
+ em28xx_info("V4L2 device %s deregistered\n",
+ video_device_node_name(v4l2->vdev));
+ video_unregister_device(v4l2->vdev);
+ }
+
+ v4l2_ctrl_handler_free(&v4l2->ctrl_handler);
+ v4l2_device_unregister(&v4l2->v4l2_dev);
+
+ if (v4l2->clk) {
+ v4l2_clk_unregister_fixed(v4l2->clk);
+ v4l2->clk = NULL;
+ }
+
+ kref_put(&v4l2->ref, em28xx_free_v4l2);
+
+ mutex_unlock(&dev->lock);
+
+ kref_put(&dev->ref, em28xx_free_device);
+
+ return 0;
+}
+
+static int em28xx_v4l2_suspend(struct em28xx *dev)
+{
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->has_video)
+ return 0;
+
+ em28xx_info("Suspending video extension");
+ em28xx_stop_urbs(dev);
+ return 0;
+}
+
+static int em28xx_v4l2_resume(struct em28xx *dev)
+{
+ if (dev->is_audio_only)
+ return 0;
+
+ if (!dev->has_video)
+ return 0;
+
+ em28xx_info("Resuming video extension");
+ /* what do we do here */
+ return 0;
}
/*
@@ -1690,28 +2046,23 @@ void em28xx_release_analog_resources(struct em28xx *dev)
*/
static int em28xx_v4l2_close(struct file *filp)
{
- struct em28xx_fh *fh = filp->private_data;
- struct em28xx *dev = fh->dev;
+ struct em28xx_fh *fh = filp->private_data;
+ struct em28xx *dev = fh->dev;
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
int errCode;
- em28xx_videodbg("users=%d\n", dev->users);
+ em28xx_videodbg("users=%d\n", v4l2->users);
- mutex_lock(&dev->lock);
vb2_fop_release(filp);
+ mutex_lock(&dev->lock);
- if (dev->users == 1) {
- /* the device is already disconnect,
- free the remaining resources */
- if (dev->disconnected) {
- em28xx_release_resources(dev);
- kfree(dev->alt_max_pkt_size_isoc);
- mutex_unlock(&dev->lock);
- kfree(dev);
- return 0;
- }
+ if (v4l2->users == 1) {
+ /* No sense to try to write to the device */
+ if (dev->disconnected)
+ goto exit;
/* Save some power by putting tuner to sleep */
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_power, 0);
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, core, s_power, 0);
/* do this before setting alternate! */
em28xx_set_mode(dev, EM28XX_SUSPEND);
@@ -1726,8 +2077,12 @@ static int em28xx_v4l2_close(struct file *filp)
}
}
- dev->users--;
+exit:
+ v4l2->users--;
+ kref_put(&v4l2->ref, em28xx_free_v4l2);
mutex_unlock(&dev->lock);
+ kref_put(&dev->ref, em28xx_free_device);
+
return 0;
}
@@ -1749,11 +2104,10 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
.vidioc_g_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
.vidioc_try_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
- .vidioc_s_fmt_vbi_cap = vidioc_s_fmt_vbi_cap,
+ .vidioc_s_fmt_vbi_cap = vidioc_g_fmt_vbi_cap,
.vidioc_enum_framesizes = vidioc_enum_framesizes,
.vidioc_g_audio = vidioc_g_audio,
.vidioc_s_audio = vidioc_s_audio,
- .vidioc_cropcap = vidioc_cropcap,
.vidioc_reqbufs = vb2_ioctl_reqbufs,
.vidioc_create_bufs = vb2_ioctl_create_bufs,
@@ -1779,18 +2133,17 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .vidioc_g_chip_info = vidioc_g_chip_info,
.vidioc_g_register = vidioc_g_register,
.vidioc_s_register = vidioc_s_register,
- .vidioc_g_chip_ident = vidioc_g_chip_ident,
#endif
};
static const struct video_device em28xx_video_template = {
- .fops = &em28xx_v4l_fops,
- .release = video_device_release_empty,
- .ioctl_ops = &video_ioctl_ops,
-
- .tvnorms = V4L2_STD_ALL,
+ .fops = &em28xx_v4l_fops,
+ .ioctl_ops = &video_ioctl_ops,
+ .release = video_device_release,
+ .tvnorms = V4L2_STD_ALL,
};
static const struct v4l2_file_operations radio_fops = {
@@ -1809,20 +2162,37 @@ static const struct v4l2_ioctl_ops radio_ioctl_ops = {
.vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
#ifdef CONFIG_VIDEO_ADV_DEBUG
+ .vidioc_g_chip_info = vidioc_g_chip_info,
.vidioc_g_register = vidioc_g_register,
.vidioc_s_register = vidioc_s_register,
#endif
};
static struct video_device em28xx_radio_template = {
- .name = "em28xx-radio",
- .fops = &radio_fops,
- .ioctl_ops = &radio_ioctl_ops,
+ .fops = &radio_fops,
+ .ioctl_ops = &radio_ioctl_ops,
+ .release = video_device_release,
};
-/******************************** usb interface ******************************/
+/* I2C possible address to saa7115, tvp5150, msp3400, tvaudio */
+static unsigned short saa711x_addrs[] = {
+ 0x4a >> 1, 0x48 >> 1, /* SAA7111, SAA7111A and SAA7113 */
+ 0x42 >> 1, 0x40 >> 1, /* SAA7114, SAA7115 and SAA7118 */
+ I2C_CLIENT_END };
+
+static unsigned short tvp5150_addrs[] = {
+ 0xb8 >> 1,
+ 0xba >> 1,
+ I2C_CLIENT_END
+};
+static unsigned short msp3400_addrs[] = {
+ 0x80 >> 1,
+ 0x88 >> 1,
+ I2C_CLIENT_END
+};
+/******************************** usb interface ******************************/
static struct video_device *em28xx_vdev_init(struct em28xx *dev,
const struct video_device *template,
@@ -1835,7 +2205,7 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
return NULL;
*vfd = *template;
- vfd->v4l2_dev = &dev->v4l2_dev;
+ vfd->v4l2_dev = &dev->v4l2->v4l2_dev;
vfd->debug = video_debug;
vfd->lock = &dev->lock;
set_bit(V4L2_FL_USE_FH_PRIO, &vfd->flags);
@@ -1849,22 +2219,232 @@ static struct video_device *em28xx_vdev_init(struct em28xx *dev,
return vfd;
}
-int em28xx_register_analog_devices(struct em28xx *dev)
+static void em28xx_tuner_setup(struct em28xx *dev, unsigned short tuner_addr)
+{
+ struct em28xx_v4l2 *v4l2 = dev->v4l2;
+ struct v4l2_device *v4l2_dev = &v4l2->v4l2_dev;
+ struct tuner_setup tun_setup;
+ struct v4l2_frequency f;
+
+ memset(&tun_setup, 0, sizeof(tun_setup));
+
+ tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
+ tun_setup.tuner_callback = em28xx_tuner_callback;
+
+ if (dev->board.radio.type) {
+ tun_setup.type = dev->board.radio.type;
+ tun_setup.addr = dev->board.radio_addr;
+
+ v4l2_device_call_all(v4l2_dev,
+ 0, tuner, s_type_addr, &tun_setup);
+ }
+
+ if ((dev->tuner_type != TUNER_ABSENT) && (dev->tuner_type)) {
+ tun_setup.type = dev->tuner_type;
+ tun_setup.addr = tuner_addr;
+
+ v4l2_device_call_all(v4l2_dev,
+ 0, tuner, s_type_addr, &tun_setup);
+ }
+
+ if (dev->board.tda9887_conf) {
+ struct v4l2_priv_tun_config tda9887_cfg;
+
+ tda9887_cfg.tuner = TUNER_TDA9887;
+ tda9887_cfg.priv = &dev->board.tda9887_conf;
+
+ v4l2_device_call_all(v4l2_dev,
+ 0, tuner, s_config, &tda9887_cfg);
+ }
+
+ if (dev->tuner_type == TUNER_XC2028) {
+ struct v4l2_priv_tun_config xc2028_cfg;
+ struct xc2028_ctrl ctl;
+
+ memset(&xc2028_cfg, 0, sizeof(xc2028_cfg));
+ memset(&ctl, 0, sizeof(ctl));
+
+ em28xx_setup_xc3028(dev, &ctl);
+
+ xc2028_cfg.tuner = TUNER_XC2028;
+ xc2028_cfg.priv = &ctl;
+
+ v4l2_device_call_all(v4l2_dev, 0, tuner, s_config, &xc2028_cfg);
+ }
+
+ /* configure tuner */
+ f.tuner = 0;
+ f.type = V4L2_TUNER_ANALOG_TV;
+ f.frequency = 9076; /* just a magic number */
+ v4l2->frequency = f.frequency;
+ v4l2_device_call_all(v4l2_dev, 0, tuner, s_frequency, &f);
+}
+
+static int em28xx_v4l2_init(struct em28xx *dev)
{
u8 val;
int ret;
unsigned int maxw;
+ struct v4l2_ctrl_handler *hdl;
+ struct em28xx_v4l2 *v4l2;
+
+ if (dev->is_audio_only) {
+ /* Shouldn't initialize IR for this interface */
+ return 0;
+ }
+
+ if (!dev->has_video) {
+ /* This device does not support the v4l2 extension */
+ return 0;
+ }
+
+ em28xx_info("Registering V4L2 extension\n");
+
+ mutex_lock(&dev->lock);
+
+ v4l2 = kzalloc(sizeof(struct em28xx_v4l2), GFP_KERNEL);
+ if (v4l2 == NULL) {
+ em28xx_info("em28xx_v4l: memory allocation failed\n");
+ mutex_unlock(&dev->lock);
+ return -ENOMEM;
+ }
+ kref_init(&v4l2->ref);
+ v4l2->dev = dev;
+ dev->v4l2 = v4l2;
+
+ ret = v4l2_device_register(&dev->udev->dev, &v4l2->v4l2_dev);
+ if (ret < 0) {
+ em28xx_errdev("Call to v4l2_device_register() failed!\n");
+ goto err;
+ }
+
+ hdl = &v4l2->ctrl_handler;
+ v4l2_ctrl_handler_init(hdl, 8);
+ v4l2->v4l2_dev.ctrl_handler = hdl;
+
+ if (dev->board.is_webcam)
+ v4l2->progressive = 1;
+
+ /*
+ * Default format, used for tvp5150 or saa711x output formats
+ */
+ v4l2->vinmode = 0x10;
+ v4l2->vinctl = EM28XX_VINCTRL_INTERLACED |
+ EM28XX_VINCTRL_CCIR656_ENABLE;
+
+ /* request some modules */
+
+ if (dev->board.has_msp34xx)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "msp3400", 0, msp3400_addrs);
+
+ if (dev->board.decoder == EM28XX_SAA711X)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "saa7115_auto", 0, saa711x_addrs);
+
+ if (dev->board.decoder == EM28XX_TVP5150)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tvp5150", 0, tvp5150_addrs);
+
+ if (dev->board.adecoder == EM28XX_TVAUDIO)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tvaudio", dev->board.tvaudio_addr, NULL);
+
+ /* Initialize tuner and camera */
+
+ if (dev->board.tuner_type != TUNER_ABSENT) {
+ unsigned short tuner_addr = dev->board.tuner_addr;
+ int has_demod = (dev->board.tda9887_conf & TDA9887_PRESENT);
+
+ if (dev->board.radio.type)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tuner", dev->board.radio_addr, NULL);
+
+ if (has_demod)
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus], "tuner",
+ 0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+ if (tuner_addr == 0) {
+ enum v4l2_i2c_tuner_type type =
+ has_demod ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
+ struct v4l2_subdev *sd;
+
+ sd = v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus], "tuner",
+ 0, v4l2_i2c_tuner_addrs(type));
+
+ if (sd)
+ tuner_addr = v4l2_i2c_subdev_addr(sd);
+ } else {
+ v4l2_i2c_new_subdev(&v4l2->v4l2_dev,
+ &dev->i2c_adap[dev->def_i2c_bus],
+ "tuner", tuner_addr, NULL);
+ }
+
+ em28xx_tuner_setup(dev, tuner_addr);
+ }
+
+ if (dev->em28xx_sensor != EM28XX_NOSENSOR)
+ em28xx_init_camera(dev);
+
+ /* Configure audio */
+ ret = em28xx_audio_setup(dev);
+ if (ret < 0) {
+ em28xx_errdev("%s: Error while setting audio - error [%d]!\n",
+ __func__, ret);
+ goto unregister_dev;
+ }
+ if (dev->audio_mode.ac97 != EM28XX_NO_AC97) {
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 1);
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_AUDIO_VOLUME, 0, 0x1f, 1, 0x1f);
+ } else {
+ /* install the em28xx notify callback */
+ v4l2_ctrl_notify(v4l2_ctrl_find(hdl, V4L2_CID_AUDIO_MUTE),
+ em28xx_ctrl_notify, dev);
+ v4l2_ctrl_notify(v4l2_ctrl_find(hdl, V4L2_CID_AUDIO_VOLUME),
+ em28xx_ctrl_notify, dev);
+ }
+
+ /* wake i2c devices */
+ em28xx_wake_i2c(dev);
+
+ /* init video dma queues */
+ INIT_LIST_HEAD(&dev->vidq.active);
+ INIT_LIST_HEAD(&dev->vbiq.active);
- printk(KERN_INFO "%s: v4l2 driver version %s\n",
- dev->name, EM28XX_VERSION);
+ if (dev->board.has_msp34xx) {
+ /* Send a reset to other chips via gpio */
+ ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xf7);
+ if (ret < 0) {
+ em28xx_errdev("%s: em28xx_write_reg - msp34xx(1) failed! error [%d]\n",
+ __func__, ret);
+ goto unregister_dev;
+ }
+ msleep(3);
+
+ ret = em28xx_write_reg(dev, EM2820_R08_GPIO_CTRL, 0xff);
+ if (ret < 0) {
+ em28xx_errdev("%s: em28xx_write_reg - msp34xx(2) failed! error [%d]\n",
+ __func__, ret);
+ goto unregister_dev;
+ }
+ msleep(3);
+ }
/* set default norm */
- dev->norm = V4L2_STD_PAL;
- v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_std, dev->norm);
- dev->interlaced = EM28XX_INTERLACED_DEFAULT;
+ v4l2->norm = V4L2_STD_PAL;
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, video, s_std, v4l2->norm);
+ v4l2->interlaced_fieldmode = EM28XX_INTERLACED_DEFAULT;
/* Analog specific initialization */
- dev->format = &format[0];
+ v4l2->format = &format[0];
maxw = norm_maxw(dev);
/* MaxPacketSize for em2800 is too small to capture at full resolution
@@ -1887,67 +2467,178 @@ int em28xx_register_analog_devices(struct em28xx *dev)
(EM28XX_XCLK_AUDIO_UNMUTE | val));
em28xx_set_outfmt(dev);
+
+ /* Add image controls */
+ /* NOTE: at this point, the subdevices are already registered, so bridge
+ * controls are only added/enabled when no subdevice provides them */
+ if (NULL == v4l2_ctrl_find(hdl, V4L2_CID_CONTRAST))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_CONTRAST,
+ 0, 0x1f, 1, CONTRAST_DEFAULT);
+ if (NULL == v4l2_ctrl_find(hdl, V4L2_CID_BRIGHTNESS))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_BRIGHTNESS,
+ -0x80, 0x7f, 1, BRIGHTNESS_DEFAULT);
+ if (NULL == v4l2_ctrl_find(hdl, V4L2_CID_SATURATION))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_SATURATION,
+ 0, 0x1f, 1, SATURATION_DEFAULT);
+ if (NULL == v4l2_ctrl_find(hdl, V4L2_CID_BLUE_BALANCE))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_BLUE_BALANCE,
+ -0x30, 0x30, 1, BLUE_BALANCE_DEFAULT);
+ if (NULL == v4l2_ctrl_find(hdl, V4L2_CID_RED_BALANCE))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_RED_BALANCE,
+ -0x30, 0x30, 1, RED_BALANCE_DEFAULT);
+ if (NULL == v4l2_ctrl_find(hdl, V4L2_CID_SHARPNESS))
+ v4l2_ctrl_new_std(hdl, &em28xx_ctrl_ops,
+ V4L2_CID_SHARPNESS,
+ 0, 0x0f, 1, SHARPNESS_DEFAULT);
+
+ /* Reset image controls */
em28xx_colorlevels_set_default(dev);
- em28xx_compression_disable(dev);
+ v4l2_ctrl_handler_setup(hdl);
+ ret = hdl->error;
+ if (ret)
+ goto unregister_dev;
/* allocate and fill video video_device struct */
- dev->vdev = em28xx_vdev_init(dev, &em28xx_video_template, "video");
- if (!dev->vdev) {
+ v4l2->vdev = em28xx_vdev_init(dev, &em28xx_video_template, "video");
+ if (!v4l2->vdev) {
em28xx_errdev("cannot allocate video_device.\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto unregister_dev;
+ }
+ mutex_init(&v4l2->vb_queue_lock);
+ mutex_init(&v4l2->vb_vbi_queue_lock);
+ v4l2->vdev->queue = &v4l2->vb_vidq;
+ v4l2->vdev->queue->lock = &v4l2->vb_queue_lock;
+
+ /* disable inapplicable ioctls */
+ if (dev->board.is_webcam) {
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_QUERYSTD);
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_G_STD);
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_S_STD);
+ } else {
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_S_PARM);
+ }
+ if (dev->tuner_type == TUNER_ABSENT) {
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_G_TUNER);
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_S_TUNER);
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_G_FREQUENCY);
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_S_FREQUENCY);
+ }
+ if (!dev->audio_mode.has_audio) {
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_G_AUDIO);
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_S_AUDIO);
}
- dev->vdev->queue = &dev->vb_vidq;
- dev->vdev->queue->lock = &dev->vb_queue_lock;
/* register v4l2 video video_device */
- ret = video_register_device(dev->vdev, VFL_TYPE_GRABBER,
+ ret = video_register_device(v4l2->vdev, VFL_TYPE_GRABBER,
video_nr[dev->devno]);
if (ret) {
em28xx_errdev("unable to register video device (error=%i).\n",
ret);
- return ret;
+ goto unregister_dev;
}
/* Allocate and fill vbi video_device struct */
if (em28xx_vbi_supported(dev) == 1) {
- dev->vbi_dev = em28xx_vdev_init(dev, &em28xx_video_template,
+ v4l2->vbi_dev = em28xx_vdev_init(dev, &em28xx_video_template,
"vbi");
- dev->vbi_dev->queue = &dev->vb_vbiq;
- dev->vbi_dev->queue->lock = &dev->vb_vbi_queue_lock;
+ v4l2->vbi_dev->queue = &v4l2->vb_vbiq;
+ v4l2->vbi_dev->queue->lock = &v4l2->vb_vbi_queue_lock;
+
+ /* disable inapplicable ioctls */
+ v4l2_disable_ioctl(v4l2->vdev, VIDIOC_S_PARM);
+ if (dev->tuner_type == TUNER_ABSENT) {
+ v4l2_disable_ioctl(v4l2->vbi_dev, VIDIOC_G_TUNER);
+ v4l2_disable_ioctl(v4l2->vbi_dev, VIDIOC_S_TUNER);
+ v4l2_disable_ioctl(v4l2->vbi_dev, VIDIOC_G_FREQUENCY);
+ v4l2_disable_ioctl(v4l2->vbi_dev, VIDIOC_S_FREQUENCY);
+ }
+ if (!dev->audio_mode.has_audio) {
+ v4l2_disable_ioctl(v4l2->vbi_dev, VIDIOC_G_AUDIO);
+ v4l2_disable_ioctl(v4l2->vbi_dev, VIDIOC_S_AUDIO);
+ }
/* register v4l2 vbi video_device */
- ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
+ ret = video_register_device(v4l2->vbi_dev, VFL_TYPE_VBI,
vbi_nr[dev->devno]);
if (ret < 0) {
em28xx_errdev("unable to register vbi device\n");
- return ret;
+ goto unregister_dev;
}
}
if (em28xx_boards[dev->model].radio.type == EM28XX_RADIO) {
- dev->radio_dev = em28xx_vdev_init(dev, &em28xx_radio_template,
- "radio");
- if (!dev->radio_dev) {
+ v4l2->radio_dev = em28xx_vdev_init(dev, &em28xx_radio_template,
+ "radio");
+ if (!v4l2->radio_dev) {
em28xx_errdev("cannot allocate video_device.\n");
- return -ENODEV;
+ ret = -ENODEV;
+ goto unregister_dev;
}
- ret = video_register_device(dev->radio_dev, VFL_TYPE_RADIO,
+ ret = video_register_device(v4l2->radio_dev, VFL_TYPE_RADIO,
radio_nr[dev->devno]);
if (ret < 0) {
em28xx_errdev("can't register radio device\n");
- return ret;
+ goto unregister_dev;
}
em28xx_info("Registered radio device as %s\n",
- video_device_node_name(dev->radio_dev));
+ video_device_node_name(v4l2->radio_dev));
}
em28xx_info("V4L2 video device registered as %s\n",
- video_device_node_name(dev->vdev));
+ video_device_node_name(v4l2->vdev));
- if (dev->vbi_dev)
+ if (v4l2->vbi_dev)
em28xx_info("V4L2 VBI device registered as %s\n",
- video_device_node_name(dev->vbi_dev));
+ video_device_node_name(v4l2->vbi_dev));
+
+ /* Save some power by putting tuner to sleep */
+ v4l2_device_call_all(&v4l2->v4l2_dev, 0, core, s_power, 0);
+
+ /* initialize videobuf2 stuff */
+ em28xx_vb2_setup(dev);
+
+ em28xx_info("V4L2 extension successfully initialized\n");
+
+ kref_get(&dev->ref);
+ mutex_unlock(&dev->lock);
return 0;
+
+unregister_dev:
+ v4l2_ctrl_handler_free(&v4l2->ctrl_handler);
+ v4l2_device_unregister(&v4l2->v4l2_dev);
+err:
+ dev->v4l2 = NULL;
+ kref_put(&v4l2->ref, em28xx_free_v4l2);
+ mutex_unlock(&dev->lock);
+ return ret;
+}
+
+static struct em28xx_ops v4l2_ops = {
+ .id = EM28XX_V4L2,
+ .name = "Em28xx v4l2 Extension",
+ .init = em28xx_v4l2_init,
+ .fini = em28xx_v4l2_fini,
+ .suspend = em28xx_v4l2_suspend,
+ .resume = em28xx_v4l2_resume,
+};
+
+static int __init em28xx_video_register(void)
+{
+ return em28xx_register_extension(&v4l2_ops);
+}
+
+static void __exit em28xx_video_unregister(void)
+{
+ em28xx_unregister_extension(&v4l2_ops);
}
+
+module_init(em28xx_video_register);
+module_exit(em28xx_video_unregister);
diff --git a/drivers/media/usb/em28xx/em28xx.h b/drivers/media/usb/em28xx/em28xx.h
index 5f0b2c59e84..b4c837d77e5 100644
--- a/drivers/media/usb/em28xx/em28xx.h
+++ b/drivers/media/usb/em28xx/em28xx.h
@@ -26,9 +26,13 @@
#ifndef _EM28XX_H
#define _EM28XX_H
+#define EM28XX_VERSION "0.2.1"
+#define DRIVER_DESC "Empia em28xx device driver"
+
#include <linux/workqueue.h>
#include <linux/i2c.h>
#include <linux/mutex.h>
+#include <linux/kref.h>
#include <linux/videodev2.h>
#include <media/videobuf2-vmalloc.h>
@@ -42,28 +46,28 @@
#include "em28xx-reg.h"
/* Boards supported by driver */
-#define EM2800_BOARD_UNKNOWN 0
-#define EM2820_BOARD_UNKNOWN 1
-#define EM2820_BOARD_TERRATEC_CINERGY_250 2
-#define EM2820_BOARD_PINNACLE_USB_2 3
-#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4
-#define EM2820_BOARD_MSI_VOX_USB_2 5
-#define EM2800_BOARD_TERRATEC_CINERGY_200 6
-#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7
-#define EM2800_BOARD_KWORLD_USB2800 8
-#define EM2820_BOARD_PINNACLE_DVC_90 9
-#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10
-#define EM2880_BOARD_TERRATEC_HYBRID_XS 11
-#define EM2820_BOARD_KWORLD_PVRTV2800RF 12
-#define EM2880_BOARD_TERRATEC_PRODIGY_XS 13
-#define EM2820_BOARD_PROLINK_PLAYTV_USB2 14
-#define EM2800_BOARD_VGEAR_POCKETTV 15
-#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16
-#define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17
-#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18
-#define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19
-#define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20
-#define EM2800_BOARD_GRABBEEX_USB2800 21
+#define EM2800_BOARD_UNKNOWN 0
+#define EM2820_BOARD_UNKNOWN 1
+#define EM2820_BOARD_TERRATEC_CINERGY_250 2
+#define EM2820_BOARD_PINNACLE_USB_2 3
+#define EM2820_BOARD_HAUPPAUGE_WINTV_USB_2 4
+#define EM2820_BOARD_MSI_VOX_USB_2 5
+#define EM2800_BOARD_TERRATEC_CINERGY_200 6
+#define EM2800_BOARD_LEADTEK_WINFAST_USBII 7
+#define EM2800_BOARD_KWORLD_USB2800 8
+#define EM2820_BOARD_PINNACLE_DVC_90 9
+#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900 10
+#define EM2880_BOARD_TERRATEC_HYBRID_XS 11
+#define EM2820_BOARD_KWORLD_PVRTV2800RF 12
+#define EM2880_BOARD_TERRATEC_PRODIGY_XS 13
+#define EM2820_BOARD_PROLINK_PLAYTV_USB2 14
+#define EM2800_BOARD_VGEAR_POCKETTV 15
+#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_950 16
+#define EM2880_BOARD_PINNACLE_PCTV_HD_PRO 17
+#define EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900_R2 18
+#define EM2860_BOARD_SAA711X_REFERENCE_DESIGN 19
+#define EM2880_BOARD_AMD_ATI_TV_WONDER_HD_600 20
+#define EM2800_BOARD_GRABBEEX_USB2800 21
#define EM2750_BOARD_UNKNOWN 22
#define EM2750_BOARD_DLCW_130 23
#define EM2820_BOARD_DLINK_USB_TV 24
@@ -99,36 +103,44 @@
#define EM2882_BOARD_KWORLD_VS_DVBT 54
#define EM2882_BOARD_TERRATEC_HYBRID_XS 55
#define EM2882_BOARD_PINNACLE_HYBRID_PRO_330E 56
-#define EM2883_BOARD_KWORLD_HYBRID_330U 57
+#define EM2883_BOARD_KWORLD_HYBRID_330U 57
#define EM2820_BOARD_COMPRO_VIDEOMATE_FORYOU 58
+#define EM2874_BOARD_PCTV_HD_MINI_80E 59
#define EM2883_BOARD_HAUPPAUGE_WINTV_HVR_850 60
#define EM2820_BOARD_PROLINK_PLAYTV_BOX4_USB2 61
#define EM2820_BOARD_GADMEI_TVR200 62
-#define EM2860_BOARD_KAIOMY_TVNPC_U2 63
-#define EM2860_BOARD_EASYCAP 64
+#define EM2860_BOARD_KAIOMY_TVNPC_U2 63
+#define EM2860_BOARD_EASYCAP 64
#define EM2820_BOARD_IODATA_GVMVP_SZ 65
#define EM2880_BOARD_EMPIRE_DUAL_TV 66
#define EM2860_BOARD_TERRATEC_GRABBY 67
#define EM2860_BOARD_TERRATEC_AV350 68
#define EM2882_BOARD_KWORLD_ATSC_315U 69
#define EM2882_BOARD_EVGA_INDTUBE 70
-#define EM2820_BOARD_SILVERCREST_WEBCAM 71
-#define EM2861_BOARD_GADMEI_UTV330PLUS 72
-#define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73
+#define EM2820_BOARD_SILVERCREST_WEBCAM 71
+#define EM2861_BOARD_GADMEI_UTV330PLUS 72
+#define EM2870_BOARD_REDDO_DVB_C_USB_BOX 73
#define EM2800_BOARD_VC211A 74
#define EM2882_BOARD_DIKOM_DK300 75
#define EM2870_BOARD_KWORLD_A340 76
#define EM2874_BOARD_LEADERSHIP_ISDBT 77
-#define EM28174_BOARD_PCTV_290E 78
+#define EM28174_BOARD_PCTV_290E 78
#define EM2884_BOARD_TERRATEC_H5 79
-#define EM28174_BOARD_PCTV_460E 80
+#define EM28174_BOARD_PCTV_460E 80
#define EM2884_BOARD_HAUPPAUGE_WINTV_HVR_930C 81
#define EM2884_BOARD_CINERGY_HTC_STICK 82
-#define EM2860_BOARD_HT_VIDBOX_NW03 83
-#define EM2874_BOARD_MAXMEDIA_UB425_TC 84
-#define EM2884_BOARD_PCTV_510E 85
-#define EM2884_BOARD_PCTV_520E 86
+#define EM2860_BOARD_HT_VIDBOX_NW03 83
+#define EM2874_BOARD_MAXMEDIA_UB425_TC 84
+#define EM2884_BOARD_PCTV_510E 85
+#define EM2884_BOARD_PCTV_520E 86
#define EM2884_BOARD_TERRATEC_HTC_USB_XS 87
+#define EM2884_BOARD_C3TECH_DIGITAL_DUO 88
+#define EM2874_BOARD_DELOCK_61959 89
+#define EM2874_BOARD_KWORLD_UB435Q_V2 90
+#define EM2765_BOARD_SPEEDLINK_VAD_LAPLACE 91
+#define EM28178_BOARD_PCTV_461E 92
+#define EM2874_BOARD_KWORLD_UB435Q_V3 93
+#define EM28178_BOARD_PCTV_292E 94
/* Limits minimum and default number of buffers */
#define EM28XX_MIN_BUF 4
@@ -157,6 +169,9 @@
#define EM28XX_NUM_BUFS 5
#define EM28XX_DVB_NUM_BUFS 5
+/* max number of I2C buses on em28xx devices */
+#define NUM_I2C_BUSES 2
+
/* isoc transfers: number of packets for each buffer
windows requests only 64 packets .. so we better do the same
this is what I found out for all alternate numbers there!
@@ -173,28 +188,26 @@
#define EM28XX_INTERLACED_DEFAULT 1
/*
-#define (use usbview if you want to get the other alternate number infos)
-#define
-#define alternate number 2
-#define Endpoint Address: 82
- Direction: in
- Attribute: 1
- Type: Isoc
- Max Packet Size: 1448
- Interval: 125us
-
- alternate number 7
-
- Endpoint Address: 82
- Direction: in
- Attribute: 1
- Type: Isoc
- Max Packet Size: 3072
- Interval: 125us
-*/
-
-/* time in msecs to wait for i2c writes to finish */
-#define EM2800_I2C_XFER_TIMEOUT 20
+ * Time in msecs to wait for i2c xfers to finish.
+ * 35ms is the maximum time a SMBUS device could wait when
+ * clock stretching is used. As the transfer itself will take
+ * some time to happen, set it to 35 ms.
+ *
+ * Ok, I2C doesn't specify any limit. So, eventually, we may need
+ * to increase this timeout.
+ *
+ * FIXME: this assumes that an I2C message is not longer than 1ms.
+ * This is actually dependent on the I2C bus speed, although most
+ * devices use a 100kHz clock. So, this assumtion is true most of
+ * the time.
+ */
+#define EM28XX_I2C_XFER_TIMEOUT 36
+
+/* time in msecs to wait for AC97 xfers to finish */
+#define EM28XX_AC97_XFER_TIMEOUT 100
+
+/* max. number of button state polling addresses */
+#define EM28XX_NUM_BUTTON_ADDRESSES_MAX 5
enum em28xx_mode {
EM28XX_SUSPEND,
@@ -302,8 +315,7 @@ struct em28xx_audio_mode {
unsigned int has_audio:1;
- unsigned int i2s_3rates:1;
- unsigned int i2s_5rates:1;
+ u8 i2s_samplerates;
};
/* em28xx has two audio inputs: tuner and line in.
@@ -381,6 +393,7 @@ enum em28xx_sensor {
EM28XX_MT9V011,
EM28XX_MT9M001,
EM28XX_MT9M111,
+ EM28XX_OV2640,
};
enum em28xx_adecoder {
@@ -388,11 +401,40 @@ enum em28xx_adecoder {
EM28XX_TVAUDIO,
};
+enum em28xx_led_role {
+ EM28XX_LED_ANALOG_CAPTURING = 0,
+ EM28XX_LED_DIGITAL_CAPTURING,
+ EM28XX_LED_ILLUMINATION,
+ EM28XX_NUM_LED_ROLES, /* must be the last */
+};
+
+struct em28xx_led {
+ enum em28xx_led_role role;
+ u8 gpio_reg;
+ u8 gpio_mask;
+ bool inverted;
+};
+
+enum em28xx_button_role {
+ EM28XX_BUTTON_SNAPSHOT = 0,
+ EM28XX_BUTTON_ILLUMINATION,
+ EM28XX_NUM_BUTTON_ROLES, /* must be the last */
+};
+
+struct em28xx_button {
+ enum em28xx_button_role role;
+ u8 reg_r;
+ u8 reg_clearing;
+ u8 mask;
+ bool inverted;
+};
+
struct em28xx_board {
char *name;
int vchannels;
int tuner_type;
int tuner_addr;
+ unsigned def_i2c_bus; /* Default I2C bus */
/* i2c flags */
unsigned int tda9887_conf;
@@ -408,7 +450,6 @@ struct em28xx_board {
unsigned int mts_firmware:1;
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
- unsigned int has_snapshot_button:1;
unsigned int is_webcam:1;
unsigned int valid:1;
unsigned int has_ir_i2c:1;
@@ -423,40 +464,99 @@ struct em28xx_board {
struct em28xx_input input[MAX_EM28XX_INPUT];
struct em28xx_input radio;
char *ir_codes;
+
+ /* LEDs that need to be controlled explicitly */
+ struct em28xx_led *leds;
+
+ /* Buttons */
+ struct em28xx_button *buttons;
};
struct em28xx_eeprom {
- u32 id; /* 0x9567eb1a */
- u16 vendor_ID;
- u16 product_ID;
+ u8 id[4]; /* 1a eb 67 95 */
+ __le16 vendor_ID;
+ __le16 product_ID;
- u16 chip_conf;
+ __le16 chip_conf;
- u16 board_conf;
+ __le16 board_conf;
- u16 string1, string2, string3;
+ __le16 string1, string2, string3;
u8 string_idx_table;
};
-#define EM28XX_AUDIO_BUFS 5
-#define EM28XX_NUM_AUDIO_PACKETS 64
-#define EM28XX_AUDIO_MAX_PACKET_SIZE 196 /* static value */
#define EM28XX_CAPTURE_STREAM_EN 1
/* em28xx extensions */
#define EM28XX_AUDIO 0x10
#define EM28XX_DVB 0x20
#define EM28XX_RC 0x30
+#define EM28XX_V4L2 0x40
/* em28xx resource types (used for res_get/res_lock etc */
#define EM28XX_RESOURCE_VIDEO 0x01
#define EM28XX_RESOURCE_VBI 0x02
+struct em28xx_v4l2 {
+ struct kref ref;
+ struct em28xx *dev;
+
+ struct v4l2_device v4l2_dev;
+ struct v4l2_ctrl_handler ctrl_handler;
+ struct v4l2_clk *clk;
+
+ struct video_device *vdev;
+ struct video_device *vbi_dev;
+ struct video_device *radio_dev;
+
+ /* Videobuf2 */
+ struct vb2_queue vb_vidq;
+ struct vb2_queue vb_vbiq;
+ struct mutex vb_queue_lock;
+ struct mutex vb_vbi_queue_lock;
+
+ u8 vinmode;
+ u8 vinctl;
+
+ /* Camera specific fields */
+ int sensor_xres;
+ int sensor_yres;
+ int sensor_xtal;
+
+ int users; /* user count for exclusive use */
+ int streaming_users; /* number of actively streaming users */
+
+ u32 frequency; /* selected tuner frequency */
+
+ struct em28xx_fmt *format;
+ v4l2_std_id norm; /* selected tv norm */
+
+ /* Progressive/interlaced mode */
+ bool progressive;
+ int interlaced_fieldmode; /* 1=interlaced fields, 0=just top fields */
+ /* FIXME: everything else than interlaced_fieldmode=1 doesn't work */
+
+ /* Frame properties */
+ int width; /* current frame width */
+ int height; /* current frame height */
+ unsigned hscale; /* horizontal scale factor (see datasheet) */
+ unsigned vscale; /* vertical scale factor (see datasheet) */
+ unsigned int vbi_width;
+ unsigned int vbi_height; /* lines per field */
+
+ /* Capture state tracking */
+ int capture_type;
+ bool top_field;
+ int vbi_read;
+ unsigned int field_count;
+};
+
struct em28xx_audio {
char name[50];
- char *transfer_buffer[EM28XX_AUDIO_BUFS];
- struct urb *urb[EM28XX_AUDIO_BUFS];
+ unsigned num_urb;
+ char **transfer_buffer;
+ struct urb **urb;
struct usb_device *udev;
unsigned int capture_transfer_done;
struct snd_pcm_substream *capture_pcm_substream;
@@ -464,8 +564,14 @@ struct em28xx_audio {
unsigned int hwptr_done_capture;
struct snd_card *sndcard;
+ size_t period;
+
int users;
spinlock_t slock;
+
+ /* Controls streaming */
+ struct work_struct wq_trigger; /* trigger to start/stop audio */
+ atomic_t stream_started; /* stream should be running if true */
};
struct em28xx;
@@ -477,46 +583,45 @@ struct em28xx_fh {
enum v4l2_buf_type type;
};
+enum em28xx_i2c_algo_type {
+ EM28XX_I2C_ALGO_EM28XX = 0,
+ EM28XX_I2C_ALGO_EM2800,
+ EM28XX_I2C_ALGO_EM25XX_BUS_B,
+};
+
+struct em28xx_i2c_bus {
+ struct em28xx *dev;
+
+ unsigned bus;
+ enum em28xx_i2c_algo_type algo_type;
+};
+
/* main device struct */
struct em28xx {
+ struct kref ref;
+
+ /* Sub-module data */
+ struct em28xx_v4l2 *v4l2;
+ struct em28xx_dvb *dvb;
+ struct em28xx_audio adev;
+ struct em28xx_IR *ir;
+
/* generic device properties */
char name[30]; /* name (including minor) of the device */
int model; /* index in the device_data struct */
int devno; /* marks the number of this device */
enum em28xx_chip_id chip_id;
+ unsigned int is_em25xx:1; /* em25xx/em276x/7x/8x family bridge */
unsigned char disconnected:1; /* device has been diconnected */
-
- int audio_ifnum;
-
- struct v4l2_device v4l2_dev;
- struct v4l2_ctrl_handler ctrl_handler;
- /* provides ac97 mute and volume overrides */
- struct v4l2_ctrl_handler ac97_ctrl_handler;
- struct em28xx_board board;
-
- /* Webcam specific fields */
- enum em28xx_sensor em28xx_sensor;
- int sensor_xres, sensor_yres;
- int sensor_xtal;
-
- /* Progressive (non-interlaced) mode */
- int progressive;
-
- /* Vinmode/Vinctl used at the driver */
- int vinmode, vinctl;
-
+ unsigned int has_video:1;
unsigned int has_audio_class:1;
unsigned int has_alsa_audio:1;
unsigned int is_audio_only:1;
- /* Controls audio streaming */
- struct work_struct wq_trigger; /* Trigger to start/stop audio for alsa module */
- atomic_t stream_started; /* stream should be running if true */
-
- struct em28xx_fmt *format;
+ struct em28xx_board board;
- struct em28xx_IR *ir;
+ enum em28xx_sensor em28xx_sensor; /* camera specific */
/* Some older em28xx chips needs a waiting time after writing */
unsigned int wait_after_write;
@@ -528,63 +633,40 @@ struct em28xx {
struct em28xx_audio_mode audio_mode;
int tuner_type; /* type of the tuner */
- int tuner_addr; /* tuner address */
- int tda9887_conf;
+
/* i2c i/o */
- struct i2c_adapter i2c_adap;
- struct i2c_client i2c_client;
+ struct i2c_adapter i2c_adap[NUM_I2C_BUSES];
+ struct i2c_client i2c_client[NUM_I2C_BUSES];
+ struct em28xx_i2c_bus i2c_bus[NUM_I2C_BUSES];
+
+ unsigned char eeprom_addrwidth_16bit:1;
+ unsigned def_i2c_bus; /* Default I2C bus */
+ unsigned cur_i2c_bus; /* Current I2C bus */
+ struct rt_mutex i2c_bus_lock;
+
/* video for linux */
- int users; /* user count for exclusive use */
- int streaming_users; /* Number of actively streaming users */
- struct video_device *vdev; /* video for linux device struct */
- v4l2_std_id norm; /* selected tv norm */
- int ctl_freq; /* selected frequency */
unsigned int ctl_input; /* selected input */
unsigned int ctl_ainput;/* selected audio input */
unsigned int ctl_aoutput;/* selected audio output */
int mute;
int volume;
- /* frame properties */
- int width; /* current frame width */
- int height; /* current frame height */
- unsigned hscale; /* horizontal scale factor (see datasheet) */
- unsigned vscale; /* vertical scale factor (see datasheet) */
- int interlaced; /* 1=interlace fileds, 0=just top fileds */
- unsigned int video_bytesread; /* Number of bytes read */
unsigned long hash; /* eeprom hash - for boards with generic ID */
unsigned long i2c_hash; /* i2c devicelist hash -
for boards with generic ID */
- struct em28xx_audio adev;
-
- /* capture state tracking */
- int capture_type;
- unsigned char top_field:1;
- int vbi_read;
- unsigned int vbi_width;
- unsigned int vbi_height; /* lines per field */
-
struct work_struct request_module_wk;
/* locks */
struct mutex lock;
struct mutex ctrl_urb_lock; /* protects urb_buf */
- /* spinlock_t queue_lock; */
- struct list_head inqueue, outqueue;
- struct video_device *vbi_dev;
- struct video_device *radio_dev;
-
- /* Videobuf2 */
- struct vb2_queue vb_vidq;
- struct vb2_queue vb_vbiq;
- struct mutex vb_queue_lock;
- struct mutex vb_vbi_queue_lock;
/* resources in use */
unsigned int resources;
- unsigned char eedata[256];
+ /* eeprom content */
+ u8 *eedata;
+ u16 eedata_len;
/* Isoc control struct */
struct em28xx_dmaqueue vidq;
@@ -592,15 +674,13 @@ struct em28xx {
struct em28xx_usb_ctl usb_ctl;
spinlock_t slock;
- unsigned int field_count;
- unsigned int vbi_field_count;
-
/* usb transfer */
struct usb_device *udev; /* the usb device */
+ u8 ifnum; /* number of the assigned usb interface */
u8 analog_ep_isoc; /* address of isoc endpoint for analog */
u8 analog_ep_bulk; /* address of bulk endpoint for analog */
u8 dvb_ep_isoc; /* address of isoc endpoint for DVB */
- u8 dvb_ep_bulk; /* address of bulk endpoint for DVC */
+ u8 dvb_ep_bulk; /* address of bulk endpoint for DVB */
int alt; /* alternate setting */
int max_pkt_size; /* max packet size of the selected ep at alt */
int packet_multiplier; /* multiplier for wMaxPacketSize, used for
@@ -628,39 +708,36 @@ struct em28xx {
enum em28xx_mode mode;
- /* register numbers for GPO/GPIO registers */
- u16 reg_gpo_num, reg_gpio_num;
-
- /* Caches GPO and GPIO registers */
- unsigned char reg_gpo, reg_gpio;
-
- /* Snapshot button */
+ /* Button state polling */
+ struct delayed_work buttons_query_work;
+ u8 button_polling_addresses[EM28XX_NUM_BUTTON_ADDRESSES_MAX];
+ u8 button_polling_last_values[EM28XX_NUM_BUTTON_ADDRESSES_MAX];
+ u8 num_button_polling_addresses;
+ u16 button_polling_interval; /* [ms] */
+ /* Snapshot button input device */
char snapshot_button_path[30]; /* path of the input dev */
struct input_dev *sbutton_input_dev;
- struct delayed_work sbutton_query_work;
-
- struct em28xx_dvb *dvb;
};
+#define kref_to_dev(d) container_of(d, struct em28xx, ref)
+
struct em28xx_ops {
struct list_head next;
char *name;
int id;
int (*init)(struct em28xx *);
int (*fini)(struct em28xx *);
+ int (*suspend)(struct em28xx *);
+ int (*resume)(struct em28xx *);
};
/* Provided by em28xx-i2c.c */
-void em28xx_do_i2c_scan(struct em28xx *dev);
-int em28xx_i2c_register(struct em28xx *dev);
-int em28xx_i2c_unregister(struct em28xx *dev);
+void em28xx_do_i2c_scan(struct em28xx *dev, unsigned bus);
+int em28xx_i2c_register(struct em28xx *dev, unsigned bus,
+ enum em28xx_i2c_algo_type algo_type);
+int em28xx_i2c_unregister(struct em28xx *dev, unsigned bus);
/* Provided by em28xx-core.c */
-
-u32 em28xx_request_buffers(struct em28xx *dev, u32 count);
-void em28xx_queue_unusedframes(struct em28xx *dev);
-void em28xx_release_buffers(struct em28xx *dev);
-
int em28xx_read_reg_req_len(struct em28xx *dev, u8 req, u16 reg,
char *buf, int len);
int em28xx_read_reg_req(struct em28xx *dev, u8 req, u16 reg);
@@ -671,6 +748,7 @@ int em28xx_write_regs(struct em28xx *dev, u16 reg, char *buf, int len);
int em28xx_write_reg(struct em28xx *dev, u16 reg, u8 val);
int em28xx_write_reg_bits(struct em28xx *dev, u16 reg, u8 val,
u8 bitmask);
+int em28xx_toggle_reg_bits(struct em28xx *dev, u16 reg, u8 bitmask);
int em28xx_read_ac97(struct em28xx *dev, u8 reg);
int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
@@ -678,12 +756,9 @@ int em28xx_write_ac97(struct em28xx *dev, u8 reg, u16 val);
int em28xx_audio_analog_set(struct em28xx *dev);
int em28xx_audio_setup(struct em28xx *dev);
-int em28xx_colorlevels_set_default(struct em28xx *dev);
+const struct em28xx_led *em28xx_find_led(struct em28xx *dev,
+ enum em28xx_led_role role);
int em28xx_capture_start(struct em28xx *dev, int start);
-int em28xx_vbi_supported(struct em28xx *dev);
-int em28xx_set_outfmt(struct em28xx *dev);
-int em28xx_resolution_set(struct em28xx *dev);
-int em28xx_set_alternate(struct em28xx *dev);
int em28xx_alloc_urbs(struct em28xx *dev, enum em28xx_mode mode, int xfer_bulk,
int num_bufs, int max_pkt_size, int packet_multiplier);
int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
@@ -693,34 +768,25 @@ int em28xx_init_usb_xfer(struct em28xx *dev, enum em28xx_mode mode,
(struct em28xx *dev, struct urb *urb));
void em28xx_uninit_usb_xfer(struct em28xx *dev, enum em28xx_mode mode);
void em28xx_stop_urbs(struct em28xx *dev);
-int em28xx_isoc_dvb_max_packetsize(struct em28xx *dev);
int em28xx_set_mode(struct em28xx *dev, enum em28xx_mode set_mode);
int em28xx_gpio_set(struct em28xx *dev, struct em28xx_reg_seq *gpio);
-void em28xx_wake_i2c(struct em28xx *dev);
int em28xx_register_extension(struct em28xx_ops *dev);
void em28xx_unregister_extension(struct em28xx_ops *dev);
void em28xx_init_extension(struct em28xx *dev);
void em28xx_close_extension(struct em28xx *dev);
-
-/* Provided by em28xx-video.c */
-int em28xx_vb2_setup(struct em28xx *dev);
-int em28xx_register_analog_devices(struct em28xx *dev);
-void em28xx_release_analog_resources(struct em28xx *dev);
-void em28xx_ctrl_notify(struct v4l2_ctrl *ctrl, void *priv);
-int em28xx_start_analog_streaming(struct vb2_queue *vq, unsigned int count);
-int em28xx_stop_vbi_streaming(struct vb2_queue *vq);
-extern const struct v4l2_ctrl_ops em28xx_ctrl_ops;
+int em28xx_suspend_extension(struct em28xx *dev);
+int em28xx_resume_extension(struct em28xx *dev);
/* Provided by em28xx-cards.c */
-extern int em2800_variant_detect(struct usb_device *udev, int model);
extern struct em28xx_board em28xx_boards[];
extern struct usb_device_id em28xx_id_table[];
-extern const unsigned int em28xx_bcount;
int em28xx_tuner_callback(void *ptr, int component, int command, int arg);
-void em28xx_release_resources(struct em28xx *dev);
+void em28xx_setup_xc3028(struct em28xx *dev, struct xc2028_ctrl *ctl);
+void em28xx_free_device(struct kref *ref);
-/* Provided by em28xx-vbi.c */
-extern struct vb2_ops em28xx_vbi_qops;
+/* Provided by em28xx-camera.c */
+int em28xx_detect_sensor(struct em28xx *dev);
+int em28xx_init_camera(struct em28xx *dev);
/* printk macros */
@@ -738,98 +804,4 @@ extern struct vb2_ops em28xx_vbi_qops;
printk(KERN_WARNING "%s: "fmt,\
dev->name , ##arg); } while (0)
-static inline int em28xx_compression_disable(struct em28xx *dev)
-{
- /* side effect of disabling scaler and mixer */
- return em28xx_write_reg(dev, EM28XX_R26_COMPR, 0x00);
-}
-
-static inline int em28xx_contrast_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R20_YGAIN) & 0x1f;
-}
-
-static inline int em28xx_brightness_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R21_YOFFSET);
-}
-
-static inline int em28xx_saturation_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R22_UVGAIN) & 0x1f;
-}
-
-static inline int em28xx_u_balance_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R23_UOFFSET);
-}
-
-static inline int em28xx_v_balance_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R24_VOFFSET);
-}
-
-static inline int em28xx_gamma_get(struct em28xx *dev)
-{
- return em28xx_read_reg(dev, EM28XX_R14_GAMMA) & 0x3f;
-}
-
-static inline int em28xx_contrast_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R20_YGAIN, &tmp, 1);
-}
-
-static inline int em28xx_brightness_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R21_YOFFSET, &tmp, 1);
-}
-
-static inline int em28xx_saturation_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R22_UVGAIN, &tmp, 1);
-}
-
-static inline int em28xx_u_balance_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R23_UOFFSET, &tmp, 1);
-}
-
-static inline int em28xx_v_balance_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R24_VOFFSET, &tmp, 1);
-}
-
-static inline int em28xx_gamma_set(struct em28xx *dev, s32 val)
-{
- u8 tmp = (u8) val;
- return em28xx_write_regs(dev, EM28XX_R14_GAMMA, &tmp, 1);
-}
-
-/*FIXME: maxw should be dependent of alt mode */
-static inline unsigned int norm_maxw(struct em28xx *dev)
-{
- if (dev->board.is_webcam)
- return dev->sensor_xres;
-
- if (dev->board.max_range_640_480)
- return 640;
-
- return 720;
-}
-
-static inline unsigned int norm_maxh(struct em28xx *dev)
-{
- if (dev->board.is_webcam)
- return dev->sensor_yres;
-
- if (dev->board.max_range_640_480)
- return 480;
-
- return (dev->norm & V4L2_STD_625_50) ? 576 : 480;
-}
#endif
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-11 10:03:49 +0000