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path: root/drivers/media/pci/saa7134/saa7134-video.c
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Diffstat (limited to 'drivers/media/pci/saa7134/saa7134-video.c')
-rw-r--r--drivers/media/pci/saa7134/saa7134-video.c1588
1 files changed, 588 insertions, 1000 deletions
diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c
index 7c503fb6852..d3759998076 100644
--- a/drivers/media/pci/saa7134/saa7134-video.c
+++ b/drivers/media/pci/saa7134/saa7134-video.c
@@ -27,11 +27,13 @@
#include <linux/slab.h>
#include <linux/sort.h>
-#include "saa7134-reg.h"
-#include "saa7134.h"
#include <media/v4l2-common.h>
+#include <media/v4l2-event.h>
#include <media/saa6588.h>
+#include "saa7134-reg.h"
+#include "saa7134.h"
+
/* ------------------------------------------------------------------ */
unsigned int video_debug;
@@ -369,117 +371,6 @@ static struct saa7134_tvnorm tvnorms[] = {
};
#define TVNORMS ARRAY_SIZE(tvnorms)
-#define V4L2_CID_PRIVATE_INVERT (V4L2_CID_PRIVATE_BASE + 0)
-#define V4L2_CID_PRIVATE_Y_ODD (V4L2_CID_PRIVATE_BASE + 1)
-#define V4L2_CID_PRIVATE_Y_EVEN (V4L2_CID_PRIVATE_BASE + 2)
-#define V4L2_CID_PRIVATE_AUTOMUTE (V4L2_CID_PRIVATE_BASE + 3)
-#define V4L2_CID_PRIVATE_LASTP1 (V4L2_CID_PRIVATE_BASE + 4)
-
-static const struct v4l2_queryctrl no_ctrl = {
- .name = "42",
- .flags = V4L2_CTRL_FLAG_DISABLED,
-};
-static const struct v4l2_queryctrl video_ctrls[] = {
- /* --- video --- */
- {
- .id = V4L2_CID_BRIGHTNESS,
- .name = "Brightness",
- .minimum = 0,
- .maximum = 255,
- .step = 1,
- .default_value = 128,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_CONTRAST,
- .name = "Contrast",
- .minimum = 0,
- .maximum = 127,
- .step = 1,
- .default_value = 68,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_SATURATION,
- .name = "Saturation",
- .minimum = 0,
- .maximum = 127,
- .step = 1,
- .default_value = 64,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_HUE,
- .name = "Hue",
- .minimum = -128,
- .maximum = 127,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_HFLIP,
- .name = "Mirror",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- },
- /* --- audio --- */
- {
- .id = V4L2_CID_AUDIO_MUTE,
- .name = "Mute",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- },{
- .id = V4L2_CID_AUDIO_VOLUME,
- .name = "Volume",
- .minimum = -15,
- .maximum = 15,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },
- /* --- private --- */
- {
- .id = V4L2_CID_PRIVATE_INVERT,
- .name = "Invert",
- .minimum = 0,
- .maximum = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- },{
- .id = V4L2_CID_PRIVATE_Y_ODD,
- .name = "y offset odd field",
- .minimum = 0,
- .maximum = 128,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_PRIVATE_Y_EVEN,
- .name = "y offset even field",
- .minimum = 0,
- .maximum = 128,
- .step = 1,
- .default_value = 0,
- .type = V4L2_CTRL_TYPE_INTEGER,
- },{
- .id = V4L2_CID_PRIVATE_AUTOMUTE,
- .name = "automute",
- .minimum = 0,
- .maximum = 1,
- .default_value = 1,
- .type = V4L2_CTRL_TYPE_BOOLEAN,
- }
-};
-static const unsigned int CTRLS = ARRAY_SIZE(video_ctrls);
-
-static const struct v4l2_queryctrl* ctrl_by_id(unsigned int id)
-{
- unsigned int i;
-
- for (i = 0; i < CTRLS; i++)
- if (video_ctrls[i].id == id)
- return video_ctrls+i;
- return NULL;
-}
-
static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
{
unsigned int i;
@@ -490,52 +381,6 @@ static struct saa7134_format* format_by_fourcc(unsigned int fourcc)
return NULL;
}
-/* ----------------------------------------------------------------------- */
-/* resource management */
-
-static int res_get(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bit)
-{
- if (fh->resources & bit)
- /* have it already allocated */
- return 1;
-
- /* is it free? */
- mutex_lock(&dev->lock);
- if (dev->resources & bit) {
- /* no, someone else uses it */
- mutex_unlock(&dev->lock);
- return 0;
- }
- /* it's free, grab it */
- fh->resources |= bit;
- dev->resources |= bit;
- dprintk("res: get %d\n",bit);
- mutex_unlock(&dev->lock);
- return 1;
-}
-
-static int res_check(struct saa7134_fh *fh, unsigned int bit)
-{
- return (fh->resources & bit);
-}
-
-static int res_locked(struct saa7134_dev *dev, unsigned int bit)
-{
- return (dev->resources & bit);
-}
-
-static
-void res_free(struct saa7134_dev *dev, struct saa7134_fh *fh, unsigned int bits)
-{
- BUG_ON((fh->resources & bits) != bits);
-
- mutex_lock(&dev->lock);
- fh->resources &= ~bits;
- dev->resources &= ~bits;
- dprintk("res: put %d\n",bits);
- mutex_unlock(&dev->lock);
-}
-
/* ------------------------------------------------------------------ */
static void set_tvnorm(struct saa7134_dev *dev, struct saa7134_tvnorm *norm)
@@ -571,19 +416,26 @@ static void video_mux(struct saa7134_dev *dev, int input)
static void saa7134_set_decoder(struct saa7134_dev *dev)
{
- int luma_control, sync_control, mux;
+ int luma_control, sync_control, chroma_ctrl1, mux;
struct saa7134_tvnorm *norm = dev->tvnorm;
mux = card_in(dev, dev->ctl_input).vmux;
luma_control = norm->luma_control;
sync_control = norm->sync_control;
+ chroma_ctrl1 = norm->chroma_ctrl1;
if (mux > 5)
luma_control |= 0x80; /* svideo */
if (noninterlaced || dev->nosignal)
sync_control |= 0x20;
+ /* switch on auto standard detection */
+ sync_control |= SAA7134_SYNC_CTRL_AUFD;
+ chroma_ctrl1 |= SAA7134_CHROMA_CTRL1_AUTO0;
+ chroma_ctrl1 &= ~SAA7134_CHROMA_CTRL1_FCTC;
+ luma_control &= ~SAA7134_LUMA_CTRL_LDEL;
+
/* setup video decoder */
saa_writeb(SAA7134_INCR_DELAY, 0x08);
saa_writeb(SAA7134_ANALOG_IN_CTRL1, 0xc0 | mux);
@@ -606,7 +458,7 @@ static void saa7134_set_decoder(struct saa7134_dev *dev)
dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
- saa_writeb(SAA7134_CHROMA_CTRL1, norm->chroma_ctrl1);
+ saa_writeb(SAA7134_CHROMA_CTRL1, chroma_ctrl1);
saa_writeb(SAA7134_CHROMA_GAIN, norm->chroma_gain);
saa_writeb(SAA7134_CHROMA_CTRL2, norm->chroma_ctrl2);
@@ -625,10 +477,10 @@ void saa7134_set_tvnorm_hw(struct saa7134_dev *dev)
saa7134_set_decoder(dev);
if (card_in(dev, dev->ctl_input).tv)
- saa_call_all(dev, core, s_std, dev->tvnorm->id);
+ saa_call_all(dev, video, s_std, dev->tvnorm->id);
/* Set the correct norm for the saa6752hs. This function
does nothing if there is no saa6752hs. */
- saa_call_empress(dev, core, s_std, dev->tvnorm->id);
+ saa_call_empress(dev, video, s_std, dev->tvnorm->id);
}
static void set_h_prescale(struct saa7134_dev *dev, int task, int prescale)
@@ -825,20 +677,22 @@ static int setup_clipping(struct saa7134_dev *dev, struct v4l2_clip *clips,
return 0;
}
-static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
+static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win, bool try)
{
enum v4l2_field field;
int maxw, maxh;
- if (NULL == dev->ovbuf.base)
+ if (!try && (dev->ovbuf.base == NULL || dev->ovfmt == NULL))
return -EINVAL;
- if (NULL == dev->ovfmt)
- return -EINVAL;
- if (win->w.width < 48 || win->w.height < 32)
- return -EINVAL;
- if (win->clipcount > 2048)
- return -EINVAL;
-
+ if (win->w.width < 48)
+ win->w.width = 48;
+ if (win->w.height < 32)
+ win->w.height = 32;
+ if (win->clipcount > 8)
+ win->clipcount = 8;
+
+ win->chromakey = 0;
+ win->global_alpha = 0;
field = win->field;
maxw = dev->crop_current.width;
maxh = dev->crop_current.height;
@@ -853,10 +707,9 @@ static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
case V4L2_FIELD_BOTTOM:
maxh = maxh / 2;
break;
- case V4L2_FIELD_INTERLACED:
- break;
default:
- return -EINVAL;
+ field = V4L2_FIELD_INTERLACED;
+ break;
}
win->field = field;
@@ -867,25 +720,25 @@ static int verify_preview(struct saa7134_dev *dev, struct v4l2_window *win)
return 0;
}
-static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
+static int start_preview(struct saa7134_dev *dev)
{
unsigned long base,control,bpl;
int err;
- err = verify_preview(dev,&fh->win);
+ err = verify_preview(dev, &dev->win, false);
if (0 != err)
return err;
- dev->ovfield = fh->win.field;
+ dev->ovfield = dev->win.field;
dprintk("start_preview %dx%d+%d+%d %s field=%s\n",
- fh->win.w.width,fh->win.w.height,
- fh->win.w.left,fh->win.w.top,
- dev->ovfmt->name,v4l2_field_names[dev->ovfield]);
+ dev->win.w.width, dev->win.w.height,
+ dev->win.w.left, dev->win.w.top,
+ dev->ovfmt->name, v4l2_field_names[dev->ovfield]);
/* setup window + clipping */
- set_size(dev,TASK_B,fh->win.w.width,fh->win.w.height,
+ set_size(dev, TASK_B, dev->win.w.width, dev->win.w.height,
V4L2_FIELD_HAS_BOTH(dev->ovfield));
- setup_clipping(dev,fh->clips,fh->nclips,
+ setup_clipping(dev, dev->clips, dev->nclips,
V4L2_FIELD_HAS_BOTH(dev->ovfield));
if (dev->ovfmt->yuv)
saa_andorb(SAA7134_DATA_PATH(TASK_B), 0x3f, 0x03);
@@ -895,8 +748,8 @@ static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
/* dma: setup channel 1 (= Video Task B) */
base = (unsigned long)dev->ovbuf.base;
- base += dev->ovbuf.fmt.bytesperline * fh->win.w.top;
- base += dev->ovfmt->depth/8 * fh->win.w.left;
+ base += dev->ovbuf.fmt.bytesperline * dev->win.w.top;
+ base += dev->ovfmt->depth/8 * dev->win.w.left;
bpl = dev->ovbuf.fmt.bytesperline;
control = SAA7134_RS_CONTROL_BURST_16;
if (dev->ovfmt->bswap)
@@ -922,7 +775,7 @@ static int start_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
return 0;
}
-static int stop_preview(struct saa7134_dev *dev, struct saa7134_fh *fh)
+static int stop_preview(struct saa7134_dev *dev)
{
dev->ovenable = 0;
saa7134_set_dmabits(dev);
@@ -935,35 +788,35 @@ static int buffer_activate(struct saa7134_dev *dev,
struct saa7134_buf *buf,
struct saa7134_buf *next)
{
+ struct saa7134_dmaqueue *dmaq = buf->vb2.vb2_queue->drv_priv;
unsigned long base,control,bpl;
unsigned long bpl_uv,lines_uv,base2,base3,tmp; /* planar */
dprintk("buffer_activate buf=%p\n",buf);
- buf->vb.state = VIDEOBUF_ACTIVE;
buf->top_seen = 0;
- set_size(dev,TASK_A,buf->vb.width,buf->vb.height,
- V4L2_FIELD_HAS_BOTH(buf->vb.field));
- if (buf->fmt->yuv)
+ set_size(dev, TASK_A, dev->width, dev->height,
+ V4L2_FIELD_HAS_BOTH(dev->field));
+ if (dev->fmt->yuv)
saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x03);
else
saa_andorb(SAA7134_DATA_PATH(TASK_A), 0x3f, 0x01);
- saa_writeb(SAA7134_OFMT_VIDEO_A, buf->fmt->pm);
+ saa_writeb(SAA7134_OFMT_VIDEO_A, dev->fmt->pm);
/* DMA: setup channel 0 (= Video Task A0) */
base = saa7134_buffer_base(buf);
- if (buf->fmt->planar)
- bpl = buf->vb.width;
+ if (dev->fmt->planar)
+ bpl = dev->width;
else
- bpl = (buf->vb.width * buf->fmt->depth) / 8;
+ bpl = (dev->width * dev->fmt->depth) / 8;
control = SAA7134_RS_CONTROL_BURST_16 |
SAA7134_RS_CONTROL_ME |
- (buf->pt->dma >> 12);
- if (buf->fmt->bswap)
+ (dmaq->pt.dma >> 12);
+ if (dev->fmt->bswap)
control |= SAA7134_RS_CONTROL_BSWAP;
- if (buf->fmt->wswap)
+ if (dev->fmt->wswap)
control |= SAA7134_RS_CONTROL_WSWAP;
- if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
+ if (V4L2_FIELD_HAS_BOTH(dev->field)) {
/* interlaced */
saa_writel(SAA7134_RS_BA1(0),base);
saa_writel(SAA7134_RS_BA2(0),base+bpl);
@@ -976,17 +829,17 @@ static int buffer_activate(struct saa7134_dev *dev,
}
saa_writel(SAA7134_RS_CONTROL(0),control);
- if (buf->fmt->planar) {
+ if (dev->fmt->planar) {
/* DMA: setup channel 4+5 (= planar task A) */
- bpl_uv = bpl >> buf->fmt->hshift;
- lines_uv = buf->vb.height >> buf->fmt->vshift;
- base2 = base + bpl * buf->vb.height;
+ bpl_uv = bpl >> dev->fmt->hshift;
+ lines_uv = dev->height >> dev->fmt->vshift;
+ base2 = base + bpl * dev->height;
base3 = base2 + bpl_uv * lines_uv;
- if (buf->fmt->uvswap)
+ if (dev->fmt->uvswap)
tmp = base2, base2 = base3, base3 = tmp;
dprintk("uv: bpl=%ld lines=%ld base2/3=%ld/%ld\n",
bpl_uv,lines_uv,base2,base3);
- if (V4L2_FIELD_HAS_BOTH(buf->vb.field)) {
+ if (V4L2_FIELD_HAS_BOTH(dev->field)) {
/* interlaced */
saa_writel(SAA7134_RS_BA1(4),base2);
saa_writel(SAA7134_RS_BA2(4),base2+bpl_uv);
@@ -1009,246 +862,208 @@ static int buffer_activate(struct saa7134_dev *dev,
/* start DMA */
saa7134_set_dmabits(dev);
- mod_timer(&dev->video_q.timeout, jiffies+BUFFER_TIMEOUT);
+ mod_timer(&dmaq->timeout, jiffies + BUFFER_TIMEOUT);
+ return 0;
+}
+
+static int buffer_init(struct vb2_buffer *vb2)
+{
+ struct saa7134_dmaqueue *dmaq = vb2->vb2_queue->drv_priv;
+ struct saa7134_buf *buf = container_of(vb2, struct saa7134_buf, vb2);
+
+ dmaq->curr = NULL;
+ buf->activate = buffer_activate;
return 0;
}
-static int buffer_prepare(struct videobuf_queue *q,
- struct videobuf_buffer *vb,
- enum v4l2_field field)
+static int buffer_prepare(struct vb2_buffer *vb2)
{
- struct saa7134_fh *fh = q->priv_data;
- struct saa7134_dev *dev = fh->dev;
- struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
+ struct saa7134_dmaqueue *dmaq = vb2->vb2_queue->drv_priv;
+ struct saa7134_dev *dev = dmaq->dev;
+ struct saa7134_buf *buf = container_of(vb2, struct saa7134_buf, vb2);
+ struct sg_table *dma = vb2_dma_sg_plane_desc(&buf->vb2, 0);
unsigned int size;
- int err;
+ int ret;
- /* sanity checks */
- if (NULL == fh->fmt)
- return -EINVAL;
- if (fh->width < 48 ||
- fh->height < 32 ||
- fh->width/4 > dev->crop_current.width ||
- fh->height/4 > dev->crop_current.height ||
- fh->width > dev->crop_bounds.width ||
- fh->height > dev->crop_bounds.height)
+ if (dma->sgl->offset) {
+ pr_err("The buffer is not page-aligned\n");
return -EINVAL;
- size = (fh->width * fh->height * fh->fmt->depth) >> 3;
- if (0 != buf->vb.baddr && buf->vb.bsize < size)
+ }
+ size = (dev->width * dev->height * dev->fmt->depth) >> 3;
+ if (vb2_plane_size(vb2, 0) < size)
return -EINVAL;
- dprintk("buffer_prepare [%d,size=%dx%d,bytes=%d,fields=%s,%s]\n",
- vb->i,fh->width,fh->height,size,v4l2_field_names[field],
- fh->fmt->name);
- if (buf->vb.width != fh->width ||
- buf->vb.height != fh->height ||
- buf->vb.size != size ||
- buf->vb.field != field ||
- buf->fmt != fh->fmt) {
- saa7134_dma_free(q,buf);
- }
+ vb2_set_plane_payload(vb2, 0, size);
+ vb2->v4l2_buf.field = dev->field;
- if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
- struct videobuf_dmabuf *dma=videobuf_to_dma(&buf->vb);
-
- buf->vb.width = fh->width;
- buf->vb.height = fh->height;
- buf->vb.size = size;
- buf->vb.field = field;
- buf->fmt = fh->fmt;
- buf->pt = &fh->pt_cap;
- dev->video_q.curr = NULL;
-
- err = videobuf_iolock(q,&buf->vb,&dev->ovbuf);
- if (err)
- goto oops;
- err = saa7134_pgtable_build(dev->pci,buf->pt,
- dma->sglist,
- dma->sglen,
- saa7134_buffer_startpage(buf));
- if (err)
- goto oops;
- }
- buf->vb.state = VIDEOBUF_PREPARED;
- buf->activate = buffer_activate;
- return 0;
-
- oops:
- saa7134_dma_free(q,buf);
- return err;
+ ret = dma_map_sg(&dev->pci->dev, dma->sgl, dma->nents, DMA_FROM_DEVICE);
+ if (!ret)
+ return -EIO;
+ return saa7134_pgtable_build(dev->pci, &dmaq->pt, dma->sgl, dma->nents,
+ saa7134_buffer_startpage(buf));
}
-static int
-buffer_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
+static void buffer_finish(struct vb2_buffer *vb2)
{
- struct saa7134_fh *fh = q->priv_data;
+ struct saa7134_dmaqueue *dmaq = vb2->vb2_queue->drv_priv;
+ struct saa7134_dev *dev = dmaq->dev;
+ struct saa7134_buf *buf = container_of(vb2, struct saa7134_buf, vb2);
+ struct sg_table *dma = vb2_dma_sg_plane_desc(&buf->vb2, 0);
- *size = fh->fmt->depth * fh->width * fh->height >> 3;
- if (0 == *count)
- *count = gbuffers;
- *count = saa7134_buffer_count(*size,*count);
- return 0;
+ dma_unmap_sg(&dev->pci->dev, dma->sgl, dma->nents, DMA_FROM_DEVICE);
}
-static void buffer_queue(struct videobuf_queue *q, struct videobuf_buffer *vb)
+static int queue_setup(struct vb2_queue *q, const struct v4l2_format *fmt,
+ unsigned int *nbuffers, unsigned int *nplanes,
+ unsigned int sizes[], void *alloc_ctxs[])
{
- struct saa7134_fh *fh = q->priv_data;
- struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
+ struct saa7134_dmaqueue *dmaq = q->drv_priv;
+ struct saa7134_dev *dev = dmaq->dev;
+ int size = dev->fmt->depth * dev->width * dev->height >> 3;
- saa7134_buffer_queue(fh->dev,&fh->dev->video_q,buf);
+ if (dev->width < 48 ||
+ dev->height < 32 ||
+ dev->width/4 > dev->crop_current.width ||
+ dev->height/4 > dev->crop_current.height ||
+ dev->width > dev->crop_bounds.width ||
+ dev->height > dev->crop_bounds.height)
+ return -EINVAL;
+
+ *nbuffers = saa7134_buffer_count(size, *nbuffers);
+ *nplanes = 1;
+ sizes[0] = size;
+ return 0;
}
-static void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+/*
+ * move buffer to hardware queue
+ */
+void saa7134_vb2_buffer_queue(struct vb2_buffer *vb)
{
- struct saa7134_buf *buf = container_of(vb,struct saa7134_buf,vb);
+ struct saa7134_dmaqueue *dmaq = vb->vb2_queue->drv_priv;
+ struct saa7134_dev *dev = dmaq->dev;
+ struct saa7134_buf *buf = container_of(vb, struct saa7134_buf, vb2);
- saa7134_dma_free(q,buf);
+ saa7134_buffer_queue(dev, dmaq, buf);
}
+EXPORT_SYMBOL_GPL(saa7134_vb2_buffer_queue);
-static struct videobuf_queue_ops video_qops = {
- .buf_setup = buffer_setup,
- .buf_prepare = buffer_prepare,
- .buf_queue = buffer_queue,
- .buf_release = buffer_release,
-};
-
-/* ------------------------------------------------------------------ */
-
-int saa7134_g_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
+int saa7134_vb2_start_streaming(struct vb2_queue *vq, unsigned int count)
{
- const struct v4l2_queryctrl* ctrl;
+ struct saa7134_dmaqueue *dmaq = vq->drv_priv;
+ struct saa7134_dev *dev = dmaq->dev;
- ctrl = ctrl_by_id(c->id);
- if (NULL == ctrl)
- return -EINVAL;
- switch (c->id) {
- case V4L2_CID_BRIGHTNESS:
- c->value = dev->ctl_bright;
- break;
- case V4L2_CID_HUE:
- c->value = dev->ctl_hue;
- break;
- case V4L2_CID_CONTRAST:
- c->value = dev->ctl_contrast;
- break;
- case V4L2_CID_SATURATION:
- c->value = dev->ctl_saturation;
- break;
- case V4L2_CID_AUDIO_MUTE:
- c->value = dev->ctl_mute;
- break;
- case V4L2_CID_AUDIO_VOLUME:
- c->value = dev->ctl_volume;
- break;
- case V4L2_CID_PRIVATE_INVERT:
- c->value = dev->ctl_invert;
- break;
- case V4L2_CID_HFLIP:
- c->value = dev->ctl_mirror;
- break;
- case V4L2_CID_PRIVATE_Y_EVEN:
- c->value = dev->ctl_y_even;
- break;
- case V4L2_CID_PRIVATE_Y_ODD:
- c->value = dev->ctl_y_odd;
- break;
- case V4L2_CID_PRIVATE_AUTOMUTE:
- c->value = dev->ctl_automute;
- break;
- default:
- return -EINVAL;
+ /*
+ * Planar video capture and TS share the same DMA channel,
+ * so only one can be active at a time.
+ */
+ if (card_is_empress(dev) && vb2_is_busy(&dev->empress_vbq) &&
+ dmaq == &dev->video_q && dev->fmt->planar) {
+ struct saa7134_buf *buf, *tmp;
+
+ list_for_each_entry_safe(buf, tmp, &dmaq->queue, entry) {
+ list_del(&buf->entry);
+ vb2_buffer_done(&buf->vb2, VB2_BUF_STATE_QUEUED);
+ }
+ if (dmaq->curr) {
+ vb2_buffer_done(&dmaq->curr->vb2, VB2_BUF_STATE_QUEUED);
+ dmaq->curr = NULL;
+ }
+ return -EBUSY;
}
+
+ /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
+ * configured conservatively, there's 22 usec of buffering for video.
+ * We therefore request a DMA latency of 20 usec, giving us 2 usec of
+ * margin in case the FIFO is configured differently to the datasheet.
+ * Unfortunately, I lack register-level documentation to check the
+ * Linux FIFO setup and confirm the perfect value.
+ */
+ if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) ||
+ (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq)))
+ pm_qos_add_request(&dev->qos_request,
+ PM_QOS_CPU_DMA_LATENCY, 20);
+ dmaq->seq_nr = 0;
+
return 0;
}
-EXPORT_SYMBOL_GPL(saa7134_g_ctrl_internal);
-static int saa7134_g_ctrl(struct file *file, void *priv, struct v4l2_control *c)
+void saa7134_vb2_stop_streaming(struct vb2_queue *vq)
{
- struct saa7134_fh *fh = priv;
+ struct saa7134_dmaqueue *dmaq = vq->drv_priv;
+ struct saa7134_dev *dev = dmaq->dev;
- return saa7134_g_ctrl_internal(fh->dev, fh, c);
+ saa7134_stop_streaming(dev, dmaq);
+
+ if ((dmaq == &dev->video_q && !vb2_is_streaming(&dev->vbi_vbq)) ||
+ (dmaq == &dev->vbi_q && !vb2_is_streaming(&dev->video_vbq)))
+ pm_qos_remove_request(&dev->qos_request);
}
-int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, struct v4l2_control *c)
+static struct vb2_ops vb2_qops = {
+ .queue_setup = queue_setup,
+ .buf_init = buffer_init,
+ .buf_prepare = buffer_prepare,
+ .buf_finish = buffer_finish,
+ .buf_queue = saa7134_vb2_buffer_queue,
+ .wait_prepare = vb2_ops_wait_prepare,
+ .wait_finish = vb2_ops_wait_finish,
+ .start_streaming = saa7134_vb2_start_streaming,
+ .stop_streaming = saa7134_vb2_stop_streaming,
+};
+
+/* ------------------------------------------------------------------ */
+
+static int saa7134_s_ctrl(struct v4l2_ctrl *ctrl)
{
- const struct v4l2_queryctrl* ctrl;
+ struct saa7134_dev *dev = container_of(ctrl->handler, struct saa7134_dev, ctrl_handler);
unsigned long flags;
int restart_overlay = 0;
- int err;
-
- /* When called from the empress code fh == NULL.
- That needs to be fixed somehow, but for now this is
- good enough. */
- if (fh) {
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
- }
- err = -EINVAL;
-
- mutex_lock(&dev->lock);
- ctrl = ctrl_by_id(c->id);
- if (NULL == ctrl)
- goto error;
-
- dprintk("set_control name=%s val=%d\n",ctrl->name,c->value);
- switch (ctrl->type) {
- case V4L2_CTRL_TYPE_BOOLEAN:
- case V4L2_CTRL_TYPE_MENU:
- case V4L2_CTRL_TYPE_INTEGER:
- if (c->value < ctrl->minimum)
- c->value = ctrl->minimum;
- if (c->value > ctrl->maximum)
- c->value = ctrl->maximum;
- break;
- default:
- /* nothing */;
- }
- switch (c->id) {
+ switch (ctrl->id) {
case V4L2_CID_BRIGHTNESS:
- dev->ctl_bright = c->value;
- saa_writeb(SAA7134_DEC_LUMA_BRIGHT, dev->ctl_bright);
+ dev->ctl_bright = ctrl->val;
+ saa_writeb(SAA7134_DEC_LUMA_BRIGHT, ctrl->val);
break;
case V4L2_CID_HUE:
- dev->ctl_hue = c->value;
- saa_writeb(SAA7134_DEC_CHROMA_HUE, dev->ctl_hue);
+ dev->ctl_hue = ctrl->val;
+ saa_writeb(SAA7134_DEC_CHROMA_HUE, ctrl->val);
break;
case V4L2_CID_CONTRAST:
- dev->ctl_contrast = c->value;
+ dev->ctl_contrast = ctrl->val;
saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
break;
case V4L2_CID_SATURATION:
- dev->ctl_saturation = c->value;
+ dev->ctl_saturation = ctrl->val;
saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
break;
case V4L2_CID_AUDIO_MUTE:
- dev->ctl_mute = c->value;
+ dev->ctl_mute = ctrl->val;
saa7134_tvaudio_setmute(dev);
break;
case V4L2_CID_AUDIO_VOLUME:
- dev->ctl_volume = c->value;
+ dev->ctl_volume = ctrl->val;
saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
break;
case V4L2_CID_PRIVATE_INVERT:
- dev->ctl_invert = c->value;
+ dev->ctl_invert = ctrl->val;
saa_writeb(SAA7134_DEC_LUMA_CONTRAST,
dev->ctl_invert ? -dev->ctl_contrast : dev->ctl_contrast);
saa_writeb(SAA7134_DEC_CHROMA_SATURATION,
dev->ctl_invert ? -dev->ctl_saturation : dev->ctl_saturation);
break;
case V4L2_CID_HFLIP:
- dev->ctl_mirror = c->value;
+ dev->ctl_mirror = ctrl->val;
restart_overlay = 1;
break;
case V4L2_CID_PRIVATE_Y_EVEN:
- dev->ctl_y_even = c->value;
+ dev->ctl_y_even = ctrl->val;
restart_overlay = 1;
break;
case V4L2_CID_PRIVATE_Y_ODD:
- dev->ctl_y_odd = c->value;
+ dev->ctl_y_odd = ctrl->val;
restart_overlay = 1;
break;
case V4L2_CID_PRIVATE_AUTOMUTE:
@@ -1258,7 +1073,7 @@ int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, str
tda9887_cfg.tuner = TUNER_TDA9887;
tda9887_cfg.priv = &dev->tda9887_conf;
- dev->ctl_automute = c->value;
+ dev->ctl_automute = ctrl->val;
if (dev->tda9887_conf) {
if (dev->ctl_automute)
dev->tda9887_conf |= TDA9887_AUTOMUTE;
@@ -1270,223 +1085,70 @@ int saa7134_s_ctrl_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, str
break;
}
default:
- goto error;
+ return -EINVAL;
}
- if (restart_overlay && fh && res_check(fh, RESOURCE_OVERLAY)) {
- spin_lock_irqsave(&dev->slock,flags);
- stop_preview(dev,fh);
- start_preview(dev,fh);
- spin_unlock_irqrestore(&dev->slock,flags);
+ if (restart_overlay && dev->overlay_owner) {
+ spin_lock_irqsave(&dev->slock, flags);
+ stop_preview(dev);
+ start_preview(dev);
+ spin_unlock_irqrestore(&dev->slock, flags);
}
- err = 0;
-
-error:
- mutex_unlock(&dev->lock);
- return err;
-}
-EXPORT_SYMBOL_GPL(saa7134_s_ctrl_internal);
-
-static int saa7134_s_ctrl(struct file *file, void *f, struct v4l2_control *c)
-{
- struct saa7134_fh *fh = f;
-
- return saa7134_s_ctrl_internal(fh->dev, fh, c);
+ return 0;
}
/* ------------------------------------------------------------------ */
-static struct videobuf_queue* saa7134_queue(struct saa7134_fh *fh)
+static inline struct vb2_queue *saa7134_queue(struct file *file)
{
- struct videobuf_queue* q = NULL;
-
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- q = &fh->cap;
- break;
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- q = &fh->vbi;
- break;
- default:
- BUG();
- }
- return q;
-}
-
-static int saa7134_resource(struct saa7134_fh *fh)
-{
- if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
- return RESOURCE_VIDEO;
-
- if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
- return RESOURCE_VBI;
-
- BUG();
- return 0;
+ return video_devdata(file)->queue;
}
static int video_open(struct file *file)
{
struct video_device *vdev = video_devdata(file);
struct saa7134_dev *dev = video_drvdata(file);
- struct saa7134_fh *fh;
- enum v4l2_buf_type type = 0;
- int radio = 0;
+ int ret = v4l2_fh_open(file);
- switch (vdev->vfl_type) {
- case VFL_TYPE_GRABBER:
- type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
- break;
- case VFL_TYPE_VBI:
- type = V4L2_BUF_TYPE_VBI_CAPTURE;
- break;
- case VFL_TYPE_RADIO:
- radio = 1;
- break;
- }
+ if (ret < 0)
+ return ret;
- dprintk("open dev=%s radio=%d type=%s\n", video_device_node_name(vdev),
- radio, v4l2_type_names[type]);
-
- /* allocate + initialize per filehandle data */
- fh = kzalloc(sizeof(*fh),GFP_KERNEL);
- if (NULL == fh)
- return -ENOMEM;
-
- file->private_data = fh;
- fh->dev = dev;
- fh->radio = radio;
- fh->type = type;
- fh->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
- fh->width = 720;
- fh->height = 576;
- v4l2_prio_open(&dev->prio, &fh->prio);
-
- videobuf_queue_sg_init(&fh->cap, &video_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VIDEO_CAPTURE,
- V4L2_FIELD_INTERLACED,
- sizeof(struct saa7134_buf),
- fh, NULL);
- videobuf_queue_sg_init(&fh->vbi, &saa7134_vbi_qops,
- &dev->pci->dev, &dev->slock,
- V4L2_BUF_TYPE_VBI_CAPTURE,
- V4L2_FIELD_SEQ_TB,
- sizeof(struct saa7134_buf),
- fh, NULL);
- saa7134_pgtable_alloc(dev->pci,&fh->pt_cap);
- saa7134_pgtable_alloc(dev->pci,&fh->pt_vbi);
-
- if (fh->radio) {
+ mutex_lock(&dev->lock);
+ if (vdev->vfl_type == VFL_TYPE_RADIO) {
/* switch to radio mode */
- saa7134_tvaudio_setinput(dev,&card(dev).radio);
+ saa7134_tvaudio_setinput(dev, &card(dev).radio);
saa_call_all(dev, tuner, s_radio);
} else {
/* switch to video/vbi mode */
- video_mux(dev,dev->ctl_input);
- }
- return 0;
-}
-
-static ssize_t
-video_read(struct file *file, char __user *data, size_t count, loff_t *ppos)
-{
- struct saa7134_fh *fh = file->private_data;
-
- switch (fh->type) {
- case V4L2_BUF_TYPE_VIDEO_CAPTURE:
- if (res_locked(fh->dev,RESOURCE_VIDEO))
- return -EBUSY;
- return videobuf_read_one(saa7134_queue(fh),
- data, count, ppos,
- file->f_flags & O_NONBLOCK);
- case V4L2_BUF_TYPE_VBI_CAPTURE:
- if (!res_get(fh->dev,fh,RESOURCE_VBI))
- return -EBUSY;
- return videobuf_read_stream(saa7134_queue(fh),
- data, count, ppos, 1,
- file->f_flags & O_NONBLOCK);
- break;
- default:
- BUG();
- return 0;
+ video_mux(dev, dev->ctl_input);
}
-}
-
-static unsigned int
-video_poll(struct file *file, struct poll_table_struct *wait)
-{
- struct saa7134_fh *fh = file->private_data;
- struct videobuf_buffer *buf = NULL;
- unsigned int rc = 0;
-
- if (V4L2_BUF_TYPE_VBI_CAPTURE == fh->type)
- return videobuf_poll_stream(file, &fh->vbi, wait);
-
- if (res_check(fh,RESOURCE_VIDEO)) {
- mutex_lock(&fh->cap.vb_lock);
- if (!list_empty(&fh->cap.stream))
- buf = list_entry(fh->cap.stream.next, struct videobuf_buffer, stream);
- } else {
- mutex_lock(&fh->cap.vb_lock);
- if (UNSET == fh->cap.read_off) {
- /* need to capture a new frame */
- if (res_locked(fh->dev,RESOURCE_VIDEO))
- goto err;
- if (0 != fh->cap.ops->buf_prepare(&fh->cap,fh->cap.read_buf,fh->cap.field))
- goto err;
- fh->cap.ops->buf_queue(&fh->cap,fh->cap.read_buf);
- fh->cap.read_off = 0;
- }
- buf = fh->cap.read_buf;
- }
-
- if (!buf)
- goto err;
-
- poll_wait(file, &buf->done, wait);
- if (buf->state == VIDEOBUF_DONE ||
- buf->state == VIDEOBUF_ERROR)
- rc = POLLIN|POLLRDNORM;
- mutex_unlock(&fh->cap.vb_lock);
- return rc;
+ mutex_unlock(&dev->lock);
-err:
- mutex_unlock(&fh->cap.vb_lock);
- return POLLERR;
+ return 0;
}
static int video_release(struct file *file)
{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
+ struct video_device *vdev = video_devdata(file);
+ struct saa7134_dev *dev = video_drvdata(file);
+ struct v4l2_fh *fh = file->private_data;
struct saa6588_command cmd;
unsigned long flags;
+ mutex_lock(&dev->lock);
saa7134_tvaudio_close(dev);
/* turn off overlay */
- if (res_check(fh, RESOURCE_OVERLAY)) {
+ if (fh == dev->overlay_owner) {
spin_lock_irqsave(&dev->slock,flags);
- stop_preview(dev,fh);
+ stop_preview(dev);
spin_unlock_irqrestore(&dev->slock,flags);
- res_free(dev,fh,RESOURCE_OVERLAY);
- }
-
- /* stop video capture */
- if (res_check(fh, RESOURCE_VIDEO)) {
- videobuf_streamoff(&fh->cap);
- res_free(dev,fh,RESOURCE_VIDEO);
- }
- if (fh->cap.read_buf) {
- buffer_release(&fh->cap,fh->cap.read_buf);
- kfree(fh->cap.read_buf);
+ dev->overlay_owner = NULL;
}
- /* stop vbi capture */
- if (res_check(fh, RESOURCE_VBI)) {
- videobuf_stop(&fh->vbi);
- res_free(dev,fh,RESOURCE_VBI);
- }
+ if (vdev->vfl_type == VFL_TYPE_RADIO)
+ v4l2_fh_release(file);
+ else
+ _vb2_fop_release(file, NULL);
/* ts-capture will not work in planar mode, so turn it off Hac: 04.05*/
saa_andorb(SAA7134_OFMT_VIDEO_A, 0x1f, 0);
@@ -1495,57 +1157,46 @@ static int video_release(struct file *file)
saa_andorb(SAA7134_OFMT_DATA_B, 0x1f, 0);
saa_call_all(dev, core, s_power, 0);
- if (fh->radio)
+ if (vdev->vfl_type == VFL_TYPE_RADIO)
saa_call_all(dev, core, ioctl, SAA6588_CMD_CLOSE, &cmd);
+ mutex_unlock(&dev->lock);
- /* free stuff */
- videobuf_mmap_free(&fh->cap);
- videobuf_mmap_free(&fh->vbi);
- saa7134_pgtable_free(dev->pci,&fh->pt_cap);
- saa7134_pgtable_free(dev->pci,&fh->pt_vbi);
-
- v4l2_prio_close(&dev->prio, fh->prio);
- file->private_data = NULL;
- kfree(fh);
return 0;
}
-static int video_mmap(struct file *file, struct vm_area_struct * vma)
-{
- struct saa7134_fh *fh = file->private_data;
-
- return videobuf_mmap_mapper(saa7134_queue(fh), vma);
-}
-
static ssize_t radio_read(struct file *file, char __user *data,
size_t count, loff_t *ppos)
{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
struct saa6588_command cmd;
cmd.block_count = count/3;
+ cmd.nonblocking = file->f_flags & O_NONBLOCK;
cmd.buffer = data;
cmd.instance = file;
cmd.result = -ENODEV;
+ mutex_lock(&dev->lock);
saa_call_all(dev, core, ioctl, SAA6588_CMD_READ, &cmd);
+ mutex_unlock(&dev->lock);
return cmd.result;
}
static unsigned int radio_poll(struct file *file, poll_table *wait)
{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
struct saa6588_command cmd;
+ unsigned int rc = v4l2_ctrl_poll(file, wait);
cmd.instance = file;
cmd.event_list = wait;
- cmd.result = -ENODEV;
+ cmd.result = 0;
+ mutex_lock(&dev->lock);
saa_call_all(dev, core, ioctl, SAA6588_CMD_POLL, &cmd);
+ mutex_unlock(&dev->lock);
- return cmd.result;
+ return rc | cmd.result;
}
/* ------------------------------------------------------------------ */
@@ -1553,10 +1204,10 @@ static unsigned int radio_poll(struct file *file, poll_table *wait)
static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
struct saa7134_tvnorm *norm = dev->tvnorm;
+ memset(&f->fmt.vbi.reserved, 0, sizeof(f->fmt.vbi.reserved));
f->fmt.vbi.sampling_rate = 6750000 * 4;
f->fmt.vbi.samples_per_line = 2048 /* VBI_LINE_LENGTH */;
f->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
@@ -1573,38 +1224,55 @@ static int saa7134_try_get_set_fmt_vbi_cap(struct file *file, void *priv,
static int saa7134_g_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
+ struct saa7134_dev *dev = video_drvdata(file);
- f->fmt.pix.width = fh->width;
- f->fmt.pix.height = fh->height;
- f->fmt.pix.field = fh->cap.field;
- f->fmt.pix.pixelformat = fh->fmt->fourcc;
+ f->fmt.pix.width = dev->width;
+ f->fmt.pix.height = dev->height;
+ f->fmt.pix.field = dev->field;
+ f->fmt.pix.pixelformat = dev->fmt->fourcc;
f->fmt.pix.bytesperline =
- (f->fmt.pix.width * fh->fmt->depth) >> 3;
+ (f->fmt.pix.width * dev->fmt->depth) >> 3;
f->fmt.pix.sizeimage =
f->fmt.pix.height * f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ f->fmt.pix.priv = 0;
return 0;
}
static int saa7134_g_fmt_vid_overlay(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
+ struct saa7134_dev *dev = video_drvdata(file);
+ struct v4l2_clip __user *clips = f->fmt.win.clips;
+ u32 clipcount = f->fmt.win.clipcount;
+ int err = 0;
+ int i;
if (saa7134_no_overlay > 0) {
printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
return -EINVAL;
}
- f->fmt.win = fh->win;
+ f->fmt.win = dev->win;
+ f->fmt.win.clips = clips;
+ if (clips == NULL)
+ clipcount = 0;
+ if (dev->nclips < clipcount)
+ clipcount = dev->nclips;
+ f->fmt.win.clipcount = clipcount;
+
+ for (i = 0; !err && i < clipcount; i++) {
+ if (copy_to_user(&f->fmt.win.clips[i].c, &dev->clips[i].c,
+ sizeof(struct v4l2_rect)))
+ err = -EFAULT;
+ }
- return 0;
+ return err;
}
static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
struct saa7134_format *fmt;
enum v4l2_field field;
unsigned int maxw, maxh;
@@ -1627,10 +1295,9 @@ static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
case V4L2_FIELD_BOTTOM:
maxh = maxh / 2;
break;
- case V4L2_FIELD_INTERLACED:
- break;
default:
- return -EINVAL;
+ field = V4L2_FIELD_INTERLACED;
+ break;
}
f->fmt.pix.field = field;
@@ -1647,6 +1314,8 @@ static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
(f->fmt.pix.width * fmt->depth) >> 3;
f->fmt.pix.sizeimage =
f->fmt.pix.height * f->fmt.pix.bytesperline;
+ f->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M;
+ f->fmt.pix.priv = 0;
return 0;
}
@@ -1654,39 +1323,39 @@ static int saa7134_try_fmt_vid_cap(struct file *file, void *priv,
static int saa7134_try_fmt_vid_overlay(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
if (saa7134_no_overlay > 0) {
printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
return -EINVAL;
}
- return verify_preview(dev, &f->fmt.win);
+ if (f->fmt.win.clips == NULL)
+ f->fmt.win.clipcount = 0;
+ return verify_preview(dev, &f->fmt.win, true);
}
static int saa7134_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
+ struct saa7134_dev *dev = video_drvdata(file);
int err;
err = saa7134_try_fmt_vid_cap(file, priv, f);
if (0 != err)
return err;
- fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
- fh->width = f->fmt.pix.width;
- fh->height = f->fmt.pix.height;
- fh->cap.field = f->fmt.pix.field;
+ dev->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+ dev->width = f->fmt.pix.width;
+ dev->height = f->fmt.pix.height;
+ dev->field = f->fmt.pix.field;
return 0;
}
static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
int err;
unsigned long flags;
@@ -1694,55 +1363,32 @@ static int saa7134_s_fmt_vid_overlay(struct file *file, void *priv,
printk(KERN_ERR "V4L2_BUF_TYPE_VIDEO_OVERLAY: no_overlay\n");
return -EINVAL;
}
- err = verify_preview(dev, &f->fmt.win);
+ if (f->fmt.win.clips == NULL)
+ f->fmt.win.clipcount = 0;
+ err = verify_preview(dev, &f->fmt.win, true);
if (0 != err)
return err;
- mutex_lock(&dev->lock);
-
- fh->win = f->fmt.win;
- fh->nclips = f->fmt.win.clipcount;
+ dev->win = f->fmt.win;
+ dev->nclips = f->fmt.win.clipcount;
- if (fh->nclips > 8)
- fh->nclips = 8;
-
- if (copy_from_user(fh->clips, f->fmt.win.clips,
- sizeof(struct v4l2_clip)*fh->nclips)) {
- mutex_unlock(&dev->lock);
+ if (copy_from_user(dev->clips, f->fmt.win.clips,
+ sizeof(struct v4l2_clip) * dev->nclips))
return -EFAULT;
- }
- if (res_check(fh, RESOURCE_OVERLAY)) {
+ if (priv == dev->overlay_owner) {
spin_lock_irqsave(&dev->slock, flags);
- stop_preview(dev, fh);
- start_preview(dev, fh);
+ stop_preview(dev);
+ start_preview(dev);
spin_unlock_irqrestore(&dev->slock, flags);
}
- mutex_unlock(&dev->lock);
return 0;
}
-int saa7134_queryctrl(struct file *file, void *priv, struct v4l2_queryctrl *c)
+int saa7134_enum_input(struct file *file, void *priv, struct v4l2_input *i)
{
- const struct v4l2_queryctrl *ctrl;
-
- if ((c->id < V4L2_CID_BASE ||
- c->id >= V4L2_CID_LASTP1) &&
- (c->id < V4L2_CID_PRIVATE_BASE ||
- c->id >= V4L2_CID_PRIVATE_LASTP1))
- return -EINVAL;
- ctrl = ctrl_by_id(c->id);
- *c = (NULL != ctrl) ? *ctrl : no_ctrl;
- return 0;
-}
-EXPORT_SYMBOL_GPL(saa7134_queryctrl);
-
-static int saa7134_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
unsigned int n;
n = i->index;
@@ -1755,7 +1401,6 @@ static int saa7134_enum_input(struct file *file, void *priv,
strcpy(i->name, card_in(dev, n).name);
if (card_in(dev, n).tv)
i->type = V4L2_INPUT_TYPE_TUNER;
- i->audioset = 1;
if (n == dev->ctl_input) {
int v1 = saa_readb(SAA7134_STATUS_VIDEO1);
int v2 = saa_readb(SAA7134_STATUS_VIDEO2);
@@ -1763,48 +1408,43 @@ static int saa7134_enum_input(struct file *file, void *priv,
if (0 != (v1 & 0x40))
i->status |= V4L2_IN_ST_NO_H_LOCK;
if (0 != (v2 & 0x40))
- i->status |= V4L2_IN_ST_NO_SYNC;
+ i->status |= V4L2_IN_ST_NO_SIGNAL;
if (0 != (v2 & 0x0e))
i->status |= V4L2_IN_ST_MACROVISION;
}
i->std = SAA7134_NORMS;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_enum_input);
-static int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
+int saa7134_g_input(struct file *file, void *priv, unsigned int *i)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
*i = dev->ctl_input;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_g_input);
-static int saa7134_s_input(struct file *file, void *priv, unsigned int i)
+int saa7134_s_input(struct file *file, void *priv, unsigned int i)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int err;
-
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
+ struct saa7134_dev *dev = video_drvdata(file);
if (i >= SAA7134_INPUT_MAX)
return -EINVAL;
if (NULL == card_in(dev, i).name)
return -EINVAL;
- mutex_lock(&dev->lock);
video_mux(dev, i);
- mutex_unlock(&dev->lock);
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_s_input);
-static int saa7134_querycap(struct file *file, void *priv,
+int saa7134_querycap(struct file *file, void *priv,
struct v4l2_capability *cap)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
+ struct video_device *vdev = video_devdata(file);
+ u32 radio_caps, video_caps, vbi_caps;
unsigned int tuner_type = dev->tuner_type;
@@ -1812,54 +1452,70 @@ static int saa7134_querycap(struct file *file, void *priv,
strlcpy(cap->card, saa7134_boards[dev->board].name,
sizeof(cap->card));
sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
- cap->capabilities =
- V4L2_CAP_VIDEO_CAPTURE |
- V4L2_CAP_VBI_CAPTURE |
- V4L2_CAP_READWRITE |
- V4L2_CAP_STREAMING |
- V4L2_CAP_TUNER;
+
+ cap->device_caps = V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+ if ((tuner_type != TUNER_ABSENT) && (tuner_type != UNSET))
+ cap->device_caps |= V4L2_CAP_TUNER;
+
+ radio_caps = V4L2_CAP_RADIO;
if (dev->has_rds)
- cap->capabilities |= V4L2_CAP_RDS_CAPTURE;
- if (saa7134_no_overlay <= 0)
- cap->capabilities |= V4L2_CAP_VIDEO_OVERLAY;
+ radio_caps |= V4L2_CAP_RDS_CAPTURE;
+
+ video_caps = V4L2_CAP_VIDEO_CAPTURE;
+ if (saa7134_no_overlay <= 0 && !is_empress(file))
+ video_caps |= V4L2_CAP_VIDEO_OVERLAY;
+
+ vbi_caps = V4L2_CAP_VBI_CAPTURE;
+
+ switch (vdev->vfl_type) {
+ case VFL_TYPE_RADIO:
+ cap->device_caps |= radio_caps;
+ break;
+ case VFL_TYPE_GRABBER:
+ cap->device_caps |= video_caps;
+ break;
+ case VFL_TYPE_VBI:
+ cap->device_caps |= vbi_caps;
+ break;
+ }
+ cap->capabilities = radio_caps | video_caps | vbi_caps |
+ cap->device_caps | V4L2_CAP_DEVICE_CAPS;
+ if (vdev->vfl_type == VFL_TYPE_RADIO) {
+ cap->device_caps &= ~V4L2_CAP_STREAMING;
+ if (!dev->has_rds)
+ cap->device_caps &= ~V4L2_CAP_READWRITE;
+ }
- if ((tuner_type == TUNER_ABSENT) || (tuner_type == UNSET))
- cap->capabilities &= ~V4L2_CAP_TUNER;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_querycap);
-int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_std_id *id)
+int saa7134_s_std(struct file *file, void *priv, v4l2_std_id id)
{
+ struct saa7134_dev *dev = video_drvdata(file);
+ struct v4l2_fh *fh = priv;
unsigned long flags;
unsigned int i;
v4l2_std_id fixup;
- int err;
- /* When called from the empress code fh == NULL.
- That needs to be fixed somehow, but for now this is
- good enough. */
- if (fh) {
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
- } else if (res_locked(dev, RESOURCE_OVERLAY)) {
+ if (is_empress(file) && dev->overlay_owner) {
/* Don't change the std from the mpeg device
if overlay is active. */
return -EBUSY;
}
for (i = 0; i < TVNORMS; i++)
- if (*id == tvnorms[i].id)
+ if (id == tvnorms[i].id)
break;
if (i == TVNORMS)
for (i = 0; i < TVNORMS; i++)
- if (*id & tvnorms[i].id)
+ if (id & tvnorms[i].id)
break;
if (i == TVNORMS)
return -EINVAL;
- if ((*id & V4L2_STD_SECAM) && (secam[0] != '-')) {
+ if ((id & V4L2_STD_SECAM) && (secam[0] != '-')) {
if (secam[0] == 'L' || secam[0] == 'l') {
if (secam[1] == 'C' || secam[1] == 'c')
fixup = V4L2_STD_SECAM_LC;
@@ -1879,49 +1535,68 @@ int saa7134_s_std_internal(struct saa7134_dev *dev, struct saa7134_fh *fh, v4l2_
return -EINVAL;
}
- *id = tvnorms[i].id;
+ id = tvnorms[i].id;
- mutex_lock(&dev->lock);
- if (fh && res_check(fh, RESOURCE_OVERLAY)) {
+ if (!is_empress(file) && fh == dev->overlay_owner) {
spin_lock_irqsave(&dev->slock, flags);
- stop_preview(dev, fh);
+ stop_preview(dev);
spin_unlock_irqrestore(&dev->slock, flags);
set_tvnorm(dev, &tvnorms[i]);
spin_lock_irqsave(&dev->slock, flags);
- start_preview(dev, fh);
+ start_preview(dev);
spin_unlock_irqrestore(&dev->slock, flags);
} else
set_tvnorm(dev, &tvnorms[i]);
saa7134_tvaudio_do_scan(dev);
- mutex_unlock(&dev->lock);
return 0;
}
-EXPORT_SYMBOL_GPL(saa7134_s_std_internal);
+EXPORT_SYMBOL_GPL(saa7134_s_std);
-static int saa7134_s_std(struct file *file, void *priv, v4l2_std_id *id)
+int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
{
- struct saa7134_fh *fh = priv;
+ struct saa7134_dev *dev = video_drvdata(file);
- return saa7134_s_std_internal(fh->dev, fh, id);
+ *id = dev->tvnorm->id;
+ return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_g_std);
-static int saa7134_g_std(struct file *file, void *priv, v4l2_std_id *id)
+static v4l2_std_id saa7134_read_std(struct saa7134_dev *dev)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ static v4l2_std_id stds[] = {
+ V4L2_STD_UNKNOWN,
+ V4L2_STD_NTSC,
+ V4L2_STD_PAL,
+ V4L2_STD_SECAM };
- *id = dev->tvnorm->id;
+ v4l2_std_id result = 0;
+
+ u8 st1 = saa_readb(SAA7134_STATUS_VIDEO1);
+ u8 st2 = saa_readb(SAA7134_STATUS_VIDEO2);
+
+ if (!(st2 & 0x1)) /* RDCAP == 0 */
+ result = V4L2_STD_UNKNOWN;
+ else
+ result = stds[st1 & 0x03];
+
+ return result;
+}
+
+int saa7134_querystd(struct file *file, void *priv, v4l2_std_id *std)
+{
+ struct saa7134_dev *dev = video_drvdata(file);
+ *std &= saa7134_read_std(dev);
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_querystd);
static int saa7134_cropcap(struct file *file, void *priv,
struct v4l2_cropcap *cap)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
if (cap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
cap->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
@@ -1943,8 +1618,7 @@ static int saa7134_cropcap(struct file *file, void *priv,
static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
@@ -1955,22 +1629,17 @@ static int saa7134_g_crop(struct file *file, void *f, struct v4l2_crop *crop)
static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *crop)
{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
struct v4l2_rect *b = &dev->crop_bounds;
struct v4l2_rect *c = &dev->crop_current;
if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
crop->type != V4L2_BUF_TYPE_VIDEO_OVERLAY)
return -EINVAL;
- if (crop->c.height < 0)
- return -EINVAL;
- if (crop->c.width < 0)
- return -EINVAL;
- if (res_locked(fh->dev, RESOURCE_OVERLAY))
+ if (dev->overlay_owner)
return -EBUSY;
- if (res_locked(fh->dev, RESOURCE_VIDEO))
+ if (vb2_is_streaming(&dev->video_vbq))
return -EBUSY;
*c = crop->c;
@@ -1990,11 +1659,10 @@ static int saa7134_s_crop(struct file *file, void *f, const struct v4l2_crop *cr
return 0;
}
-static int saa7134_g_tuner(struct file *file, void *priv,
+int saa7134_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *t)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
int n;
if (0 != t->index)
@@ -2009,11 +1677,11 @@ static int saa7134_g_tuner(struct file *file, void *priv,
if (NULL != card_in(dev, n).name) {
strcpy(t->name, "Television");
t->type = V4L2_TUNER_ANALOG_TV;
+ saa_call_all(dev, tuner, g_tuner, t);
t->capability = V4L2_TUNER_CAP_NORM |
V4L2_TUNER_CAP_STEREO |
V4L2_TUNER_CAP_LANG1 |
V4L2_TUNER_CAP_LANG2;
- t->rangehigh = 0xffffffffUL;
t->rxsubchans = saa7134_tvaudio_getstereo(dev);
t->audmode = saa7134_tvaudio_rx2mode(t->rxsubchans);
}
@@ -2021,17 +1689,16 @@ static int saa7134_g_tuner(struct file *file, void *priv,
t->signal = 0xffff;
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_g_tuner);
-static int saa7134_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
+int saa7134_s_tuner(struct file *file, void *priv,
+ const struct v4l2_tuner *t)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int rx, mode, err;
+ struct saa7134_dev *dev = video_drvdata(file);
+ int rx, mode;
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
+ if (0 != t->index)
+ return -EINVAL;
mode = dev->thread.mode;
if (UNSET == mode) {
@@ -2043,74 +1710,36 @@ static int saa7134_s_tuner(struct file *file, void *priv,
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_s_tuner);
-static int saa7134_g_frequency(struct file *file, void *priv,
+int saa7134_g_frequency(struct file *file, void *priv,
struct v4l2_frequency *f)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
+
+ if (0 != f->tuner)
+ return -EINVAL;
- f->type = fh->radio ? V4L2_TUNER_RADIO : V4L2_TUNER_ANALOG_TV;
- f->frequency = dev->ctl_freq;
+ saa_call_all(dev, tuner, g_frequency, f);
return 0;
}
+EXPORT_SYMBOL_GPL(saa7134_g_frequency);
-static int saa7134_s_frequency(struct file *file, void *priv,
- struct v4l2_frequency *f)
+int saa7134_s_frequency(struct file *file, void *priv,
+ const struct v4l2_frequency *f)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int err;
-
- err = v4l2_prio_check(&dev->prio, fh->prio);
- if (0 != err)
- return err;
+ struct saa7134_dev *dev = video_drvdata(file);
if (0 != f->tuner)
return -EINVAL;
- if (0 == fh->radio && V4L2_TUNER_ANALOG_TV != f->type)
- return -EINVAL;
- if (1 == fh->radio && V4L2_TUNER_RADIO != f->type)
- return -EINVAL;
- mutex_lock(&dev->lock);
- dev->ctl_freq = f->frequency;
saa_call_all(dev, tuner, s_frequency, f);
saa7134_tvaudio_do_scan(dev);
- mutex_unlock(&dev->lock);
- return 0;
-}
-
-static int saa7134_g_audio(struct file *file, void *priv, struct v4l2_audio *a)
-{
- strcpy(a->name, "audio");
return 0;
}
-
-static int saa7134_s_audio(struct file *file, void *priv, const struct v4l2_audio *a)
-{
- return 0;
-}
-
-static int saa7134_g_priority(struct file *file, void *f, enum v4l2_priority *p)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
-
- *p = v4l2_prio_max(&dev->prio);
- return 0;
-}
-
-static int saa7134_s_priority(struct file *file, void *f,
- enum v4l2_priority prio)
-{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
-
- return v4l2_prio_change(&dev->prio, &fh->prio, prio);
-}
+EXPORT_SYMBOL_GPL(saa7134_s_frequency);
static int saa7134_enum_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_fmtdesc *f)
@@ -2148,8 +1777,7 @@ static int saa7134_enum_fmt_vid_overlay(struct file *file, void *priv,
static int saa7134_g_fbuf(struct file *file, void *f,
struct v4l2_framebuffer *fb)
{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
*fb = dev->ovbuf;
fb->capability = V4L2_FBUF_CAP_LIST_CLIPPING;
@@ -2160,8 +1788,7 @@ static int saa7134_g_fbuf(struct file *file, void *f,
static int saa7134_s_fbuf(struct file *file, void *f,
const struct v4l2_framebuffer *fb)
{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
struct saa7134_format *fmt;
if (!capable(CAP_SYS_ADMIN) &&
@@ -2182,10 +1809,9 @@ static int saa7134_s_fbuf(struct file *file, void *f,
return 0;
}
-static int saa7134_overlay(struct file *file, void *f, unsigned int on)
+static int saa7134_overlay(struct file *file, void *priv, unsigned int on)
{
- struct saa7134_fh *fh = f;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
unsigned long flags;
if (on) {
@@ -2194,151 +1820,57 @@ static int saa7134_overlay(struct file *file, void *f, unsigned int on)
return -EINVAL;
}
- if (!res_get(dev, fh, RESOURCE_OVERLAY))
+ if (dev->overlay_owner && priv != dev->overlay_owner)
return -EBUSY;
+ dev->overlay_owner = priv;
spin_lock_irqsave(&dev->slock, flags);
- start_preview(dev, fh);
+ start_preview(dev);
spin_unlock_irqrestore(&dev->slock, flags);
}
if (!on) {
- if (!res_check(fh, RESOURCE_OVERLAY))
+ if (priv != dev->overlay_owner)
return -EINVAL;
spin_lock_irqsave(&dev->slock, flags);
- stop_preview(dev, fh);
+ stop_preview(dev);
spin_unlock_irqrestore(&dev->slock, flags);
- res_free(dev, fh, RESOURCE_OVERLAY);
+ dev->overlay_owner = NULL;
}
return 0;
}
-static int saa7134_reqbufs(struct file *file, void *priv,
- struct v4l2_requestbuffers *p)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_reqbufs(saa7134_queue(fh), p);
-}
-
-static int saa7134_querybuf(struct file *file, void *priv,
- struct v4l2_buffer *b)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_querybuf(saa7134_queue(fh), b);
-}
-
-static int saa7134_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_qbuf(saa7134_queue(fh), b);
-}
-
-static int saa7134_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
-{
- struct saa7134_fh *fh = priv;
- return videobuf_dqbuf(saa7134_queue(fh), b,
- file->f_flags & O_NONBLOCK);
-}
-
-static int saa7134_streamon(struct file *file, void *priv,
- enum v4l2_buf_type type)
-{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int res = saa7134_resource(fh);
-
- if (!res_get(dev, fh, res))
- return -EBUSY;
-
- /* The SAA7134 has a 1K FIFO; the datasheet suggests that when
- * configured conservatively, there's 22 usec of buffering for video.
- * We therefore request a DMA latency of 20 usec, giving us 2 usec of
- * margin in case the FIFO is configured differently to the datasheet.
- * Unfortunately, I lack register-level documentation to check the
- * Linux FIFO setup and confirm the perfect value.
- */
- pm_qos_add_request(&fh->qos_request,
- PM_QOS_CPU_DMA_LATENCY,
- 20);
-
- return videobuf_streamon(saa7134_queue(fh));
-}
-
-static int saa7134_streamoff(struct file *file, void *priv,
- enum v4l2_buf_type type)
-{
- int err;
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
- int res = saa7134_resource(fh);
-
- pm_qos_remove_request(&fh->qos_request);
-
- err = videobuf_streamoff(saa7134_queue(fh));
- if (err < 0)
- return err;
- res_free(dev, fh, res);
- return 0;
-}
-
-static int saa7134_g_parm(struct file *file, void *fh,
- struct v4l2_streamparm *parm)
-{
- return 0;
-}
-
#ifdef CONFIG_VIDEO_ADV_DEBUG
static int vidioc_g_register (struct file *file, void *priv,
struct v4l2_dbg_register *reg)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
- reg->val = saa_readb(reg->reg);
+ reg->val = saa_readb(reg->reg & 0xffffff);
reg->size = 1;
return 0;
}
static int vidioc_s_register (struct file *file, void *priv,
- struct v4l2_dbg_register *reg)
+ const struct v4l2_dbg_register *reg)
{
- struct saa7134_fh *fh = priv;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
- if (!v4l2_chip_match_host(&reg->match))
- return -EINVAL;
- saa_writeb(reg->reg&0xffffff, reg->val);
+ saa_writeb(reg->reg & 0xffffff, reg->val);
return 0;
}
#endif
-static int radio_querycap(struct file *file, void *priv,
- struct v4l2_capability *cap)
-{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
-
- strcpy(cap->driver, "saa7134");
- strlcpy(cap->card, saa7134_boards[dev->board].name, sizeof(cap->card));
- sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci));
- cap->capabilities = V4L2_CAP_TUNER;
- return 0;
-}
-
static int radio_g_tuner(struct file *file, void *priv,
struct v4l2_tuner *t)
{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
if (0 != t->index)
return -EINVAL;
- memset(t, 0, sizeof(*t));
strcpy(t->name, "Radio");
- t->type = V4L2_TUNER_RADIO;
saa_call_all(dev, tuner, g_tuner, t);
+ t->audmode &= V4L2_TUNER_MODE_MONO | V4L2_TUNER_MODE_STEREO;
if (dev->input->amux == TV) {
t->signal = 0xf800 - ((saa_readb(0x581) & 0x1f) << 11);
t->rxsubchans = (saa_readb(0x529) & 0x08) ?
@@ -2347,10 +1879,9 @@ static int radio_g_tuner(struct file *file, void *priv,
return 0;
}
static int radio_s_tuner(struct file *file, void *priv,
- struct v4l2_tuner *t)
+ const struct v4l2_tuner *t)
{
- struct saa7134_fh *fh = file->private_data;
- struct saa7134_dev *dev = fh->dev;
+ struct saa7134_dev *dev = video_drvdata(file);
if (0 != t->index)
return -EINVAL;
@@ -2359,73 +1890,15 @@ static int radio_s_tuner(struct file *file, void *priv,
return 0;
}
-static int radio_enum_input(struct file *file, void *priv,
- struct v4l2_input *i)
-{
- if (i->index != 0)
- return -EINVAL;
-
- strcpy(i->name, "Radio");
- i->type = V4L2_INPUT_TYPE_TUNER;
-
- return 0;
-}
-
-static int radio_g_input(struct file *filp, void *priv, unsigned int *i)
-{
- *i = 0;
- return 0;
-}
-
-static int radio_g_audio(struct file *file, void *priv,
- struct v4l2_audio *a)
-{
- memset(a, 0, sizeof(*a));
- strcpy(a->name, "Radio");
- return 0;
-}
-
-static int radio_s_audio(struct file *file, void *priv,
- const struct v4l2_audio *a)
-{
- return 0;
-}
-
-static int radio_s_input(struct file *filp, void *priv, unsigned int i)
-{
- return 0;
-}
-
-static int radio_s_std(struct file *file, void *fh, v4l2_std_id *norm)
-{
- return 0;
-}
-
-static int radio_queryctrl(struct file *file, void *priv,
- struct v4l2_queryctrl *c)
-{
- const struct v4l2_queryctrl *ctrl;
-
- if (c->id < V4L2_CID_BASE ||
- c->id >= V4L2_CID_LASTP1)
- return -EINVAL;
- if (c->id == V4L2_CID_AUDIO_MUTE) {
- ctrl = ctrl_by_id(c->id);
- *c = *ctrl;
- } else
- *c = no_ctrl;
- return 0;
-}
-
static const struct v4l2_file_operations video_fops =
{
.owner = THIS_MODULE,
.open = video_open,
.release = video_release,
- .read = video_read,
- .poll = video_poll,
- .mmap = video_mmap,
- .ioctl = video_ioctl2,
+ .read = vb2_fop_read,
+ .poll = vb2_fop_poll,
+ .mmap = vb2_fop_mmap,
+ .unlocked_ioctl = video_ioctl2,
};
static const struct v4l2_ioctl_ops video_ioctl_ops = {
@@ -2441,23 +1914,19 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_g_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
.vidioc_try_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
.vidioc_s_fmt_vbi_cap = saa7134_try_get_set_fmt_vbi_cap,
- .vidioc_g_audio = saa7134_g_audio,
- .vidioc_s_audio = saa7134_s_audio,
.vidioc_cropcap = saa7134_cropcap,
- .vidioc_reqbufs = saa7134_reqbufs,
- .vidioc_querybuf = saa7134_querybuf,
- .vidioc_qbuf = saa7134_qbuf,
- .vidioc_dqbuf = saa7134_dqbuf,
+ .vidioc_reqbufs = vb2_ioctl_reqbufs,
+ .vidioc_querybuf = vb2_ioctl_querybuf,
+ .vidioc_qbuf = vb2_ioctl_qbuf,
+ .vidioc_dqbuf = vb2_ioctl_dqbuf,
.vidioc_s_std = saa7134_s_std,
.vidioc_g_std = saa7134_g_std,
+ .vidioc_querystd = saa7134_querystd,
.vidioc_enum_input = saa7134_enum_input,
.vidioc_g_input = saa7134_g_input,
.vidioc_s_input = saa7134_s_input,
- .vidioc_queryctrl = saa7134_queryctrl,
- .vidioc_g_ctrl = saa7134_g_ctrl,
- .vidioc_s_ctrl = saa7134_s_ctrl,
- .vidioc_streamon = saa7134_streamon,
- .vidioc_streamoff = saa7134_streamoff,
+ .vidioc_streamon = vb2_ioctl_streamon,
+ .vidioc_streamoff = vb2_ioctl_streamoff,
.vidioc_g_tuner = saa7134_g_tuner,
.vidioc_s_tuner = saa7134_s_tuner,
.vidioc_g_crop = saa7134_g_crop,
@@ -2465,15 +1934,15 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
.vidioc_g_fbuf = saa7134_g_fbuf,
.vidioc_s_fbuf = saa7134_s_fbuf,
.vidioc_overlay = saa7134_overlay,
- .vidioc_g_priority = saa7134_g_priority,
- .vidioc_s_priority = saa7134_s_priority,
- .vidioc_g_parm = saa7134_g_parm,
.vidioc_g_frequency = saa7134_g_frequency,
.vidioc_s_frequency = saa7134_s_frequency,
#ifdef CONFIG_VIDEO_ADV_DEBUG
.vidioc_g_register = vidioc_g_register,
.vidioc_s_register = vidioc_s_register,
#endif
+ .vidioc_log_status = v4l2_ctrl_log_status,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
static const struct v4l2_file_operations radio_fops = {
@@ -2481,25 +1950,18 @@ static const struct v4l2_file_operations radio_fops = {
.open = video_open,
.read = radio_read,
.release = video_release,
- .ioctl = video_ioctl2,
+ .unlocked_ioctl = video_ioctl2,
.poll = radio_poll,
};
static const struct v4l2_ioctl_ops radio_ioctl_ops = {
- .vidioc_querycap = radio_querycap,
+ .vidioc_querycap = saa7134_querycap,
.vidioc_g_tuner = radio_g_tuner,
- .vidioc_enum_input = radio_enum_input,
- .vidioc_g_audio = radio_g_audio,
.vidioc_s_tuner = radio_s_tuner,
- .vidioc_s_audio = radio_s_audio,
- .vidioc_s_input = radio_s_input,
- .vidioc_s_std = radio_s_std,
- .vidioc_queryctrl = radio_queryctrl,
- .vidioc_g_input = radio_g_input,
- .vidioc_g_ctrl = saa7134_g_ctrl,
- .vidioc_s_ctrl = saa7134_s_ctrl,
.vidioc_g_frequency = saa7134_g_frequency,
.vidioc_s_frequency = saa7134_s_frequency,
+ .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
+ .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
};
/* ----------------------------------------------------------- */
@@ -2510,7 +1972,6 @@ struct video_device saa7134_video_template = {
.fops = &video_fops,
.ioctl_ops = &video_ioctl_ops,
.tvnorms = SAA7134_NORMS,
- .current_norm = V4L2_STD_PAL,
};
struct video_device saa7134_radio_template = {
@@ -2519,8 +1980,57 @@ struct video_device saa7134_radio_template = {
.ioctl_ops = &radio_ioctl_ops,
};
+static const struct v4l2_ctrl_ops saa7134_ctrl_ops = {
+ .s_ctrl = saa7134_s_ctrl,
+};
+
+static const struct v4l2_ctrl_config saa7134_ctrl_invert = {
+ .ops = &saa7134_ctrl_ops,
+ .id = V4L2_CID_PRIVATE_INVERT,
+ .name = "Invert",
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .min = 0,
+ .max = 1,
+ .step = 1,
+};
+
+static const struct v4l2_ctrl_config saa7134_ctrl_y_odd = {
+ .ops = &saa7134_ctrl_ops,
+ .id = V4L2_CID_PRIVATE_Y_ODD,
+ .name = "Y Offset Odd Field",
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = 128,
+ .step = 1,
+};
+
+static const struct v4l2_ctrl_config saa7134_ctrl_y_even = {
+ .ops = &saa7134_ctrl_ops,
+ .id = V4L2_CID_PRIVATE_Y_EVEN,
+ .name = "Y Offset Even Field",
+ .type = V4L2_CTRL_TYPE_INTEGER,
+ .min = 0,
+ .max = 128,
+ .step = 1,
+};
+
+static const struct v4l2_ctrl_config saa7134_ctrl_automute = {
+ .ops = &saa7134_ctrl_ops,
+ .id = V4L2_CID_PRIVATE_AUTOMUTE,
+ .name = "Automute",
+ .type = V4L2_CTRL_TYPE_BOOLEAN,
+ .min = 0,
+ .max = 1,
+ .step = 1,
+ .def = 1,
+};
+
int saa7134_video_init1(struct saa7134_dev *dev)
{
+ struct v4l2_ctrl_handler *hdl = &dev->ctrl_handler;
+ struct vb2_queue *q;
+ int ret;
+
/* sanitycheck insmod options */
if (gbuffers < 2 || gbuffers > VIDEO_MAX_FRAME)
gbuffers = 2;
@@ -2528,17 +2038,38 @@ int saa7134_video_init1(struct saa7134_dev *dev)
gbufsize = gbufsize_max;
gbufsize = (gbufsize + PAGE_SIZE - 1) & PAGE_MASK;
- /* put some sensible defaults into the data structures ... */
- dev->ctl_bright = ctrl_by_id(V4L2_CID_BRIGHTNESS)->default_value;
- dev->ctl_contrast = ctrl_by_id(V4L2_CID_CONTRAST)->default_value;
- dev->ctl_hue = ctrl_by_id(V4L2_CID_HUE)->default_value;
- dev->ctl_saturation = ctrl_by_id(V4L2_CID_SATURATION)->default_value;
- dev->ctl_volume = ctrl_by_id(V4L2_CID_AUDIO_VOLUME)->default_value;
- dev->ctl_mute = 1; // ctrl_by_id(V4L2_CID_AUDIO_MUTE)->default_value;
- dev->ctl_invert = ctrl_by_id(V4L2_CID_PRIVATE_INVERT)->default_value;
- dev->ctl_automute = ctrl_by_id(V4L2_CID_PRIVATE_AUTOMUTE)->default_value;
-
- if (dev->tda9887_conf && dev->ctl_automute)
+ v4l2_ctrl_handler_init(hdl, 11);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_BRIGHTNESS, 0, 255, 1, 128);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_CONTRAST, 0, 127, 1, 68);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_SATURATION, 0, 127, 1, 64);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_HUE, -128, 127, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_HFLIP, 0, 1, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_AUDIO_MUTE, 0, 1, 1, 0);
+ v4l2_ctrl_new_std(hdl, &saa7134_ctrl_ops,
+ V4L2_CID_AUDIO_VOLUME, -15, 15, 1, 0);
+ v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_invert, NULL);
+ v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_y_odd, NULL);
+ v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_y_even, NULL);
+ v4l2_ctrl_new_custom(hdl, &saa7134_ctrl_automute, NULL);
+ if (hdl->error)
+ return hdl->error;
+ if (card_has_radio(dev)) {
+ hdl = &dev->radio_ctrl_handler;
+ v4l2_ctrl_handler_init(hdl, 2);
+ v4l2_ctrl_add_handler(hdl, &dev->ctrl_handler,
+ v4l2_ctrl_radio_filter);
+ if (hdl->error)
+ return hdl->error;
+ }
+ dev->ctl_mute = 1;
+
+ if (dev->tda9887_conf && saa7134_ctrl_automute.def)
dev->tda9887_conf |= TDA9887_AUTOMUTE;
dev->automute = 0;
@@ -2547,13 +2078,78 @@ int saa7134_video_init1(struct saa7134_dev *dev)
dev->video_q.timeout.function = saa7134_buffer_timeout;
dev->video_q.timeout.data = (unsigned long)(&dev->video_q);
dev->video_q.dev = dev;
+ dev->fmt = format_by_fourcc(V4L2_PIX_FMT_BGR24);
+ dev->width = 720;
+ dev->height = 576;
+ dev->field = V4L2_FIELD_INTERLACED;
+ dev->win.w.width = dev->width;
+ dev->win.w.height = dev->height;
+ dev->win.field = V4L2_FIELD_INTERLACED;
+ dev->ovbuf.fmt.width = dev->width;
+ dev->ovbuf.fmt.height = dev->height;
+ dev->ovbuf.fmt.pixelformat = dev->fmt->fourcc;
+ dev->ovbuf.fmt.colorspace = V4L2_COLORSPACE_SMPTE170M;
if (saa7134_boards[dev->board].video_out)
saa7134_videoport_init(dev);
+ q = &dev->video_vbq;
+ q->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+ /*
+ * Do not add VB2_USERPTR unless explicitly requested: the saa7134 DMA
+ * engine cannot handle transfers that do not start at the beginning
+ * of a page. A user-provided pointer can start anywhere in a page, so
+ * USERPTR support is a no-go unless the application knows about these
+ * limitations and has special support for this.
+ */
+ q->io_modes = VB2_MMAP | VB2_READ;
+ if (saa7134_userptr)
+ q->io_modes |= VB2_USERPTR;
+ q->drv_priv = &dev->video_q;
+ q->ops = &vb2_qops;
+ q->gfp_flags = GFP_DMA32;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->buf_struct_size = sizeof(struct saa7134_buf);
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &dev->lock;
+ ret = vb2_queue_init(q);
+ if (ret)
+ return ret;
+ saa7134_pgtable_alloc(dev->pci, &dev->video_q.pt);
+
+ q = &dev->vbi_vbq;
+ q->type = V4L2_BUF_TYPE_VBI_CAPTURE;
+ /* Don't add VB2_USERPTR, see comment above */
+ q->io_modes = VB2_MMAP | VB2_READ;
+ if (saa7134_userptr)
+ q->io_modes |= VB2_USERPTR;
+ q->drv_priv = &dev->vbi_q;
+ q->ops = &saa7134_vbi_qops;
+ q->gfp_flags = GFP_DMA32;
+ q->mem_ops = &vb2_dma_sg_memops;
+ q->buf_struct_size = sizeof(struct saa7134_buf);
+ q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC;
+ q->lock = &dev->lock;
+ ret = vb2_queue_init(q);
+ if (ret)
+ return ret;
+ saa7134_pgtable_alloc(dev->pci, &dev->vbi_q.pt);
+
return 0;
}
+void saa7134_video_fini(struct saa7134_dev *dev)
+{
+ /* free stuff */
+ vb2_queue_release(&dev->video_vbq);
+ saa7134_pgtable_free(dev->pci, &dev->video_q.pt);
+ vb2_queue_release(&dev->vbi_vbq);
+ saa7134_pgtable_free(dev->pci, &dev->vbi_q.pt);
+ v4l2_ctrl_handler_free(&dev->ctrl_handler);
+ if (card_has_radio(dev))
+ v4l2_ctrl_handler_free(&dev->radio_ctrl_handler);
+}
+
int saa7134_videoport_init(struct saa7134_dev *dev)
{
/* enable video output */
@@ -2595,6 +2191,7 @@ int saa7134_video_init2(struct saa7134_dev *dev)
/* init video hw */
set_tvnorm(dev,&tvnorms[0]);
video_mux(dev,0);
+ v4l2_ctrl_handler_setup(&dev->ctrl_handler);
saa7134_tvaudio_setmute(dev);
saa7134_tvaudio_setvolume(dev,dev->ctl_volume);
return 0;
@@ -2640,8 +2237,7 @@ void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
spin_lock(&dev->slock);
if (dev->video_q.curr) {
- dev->video_fieldcount++;
- field = dev->video_q.curr->vb.field;
+ field = dev->field;
if (V4L2_FIELD_HAS_BOTH(field)) {
/* make sure we have seen both fields */
if ((status & 0x10) == 0x00) {
@@ -2657,18 +2253,10 @@ void saa7134_irq_video_done(struct saa7134_dev *dev, unsigned long status)
if ((status & 0x10) != 0x00)
goto done;
}
- dev->video_q.curr->vb.field_count = dev->video_fieldcount;
- saa7134_buffer_finish(dev,&dev->video_q,VIDEOBUF_DONE);
+ saa7134_buffer_finish(dev, &dev->video_q, VB2_BUF_STATE_DONE);
}
- saa7134_buffer_next(dev,&dev->video_q);
+ saa7134_buffer_next(dev, &dev->video_q);
done:
spin_unlock(&dev->slock);
}
-
-/* ----------------------------------------------------------- */
-/*
- * Local variables:
- * c-basic-offset: 8
- * End:
- */
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2026-01-08 19:13:22 +0000