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path: root/drivers/media/usb/em28xx/em28xx-dvb.c
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Diffstat (limited to 'drivers/media/usb/em28xx/em28xx-dvb.c')
-rw-r--r--drivers/media/usb/em28xx/em28xx-dvb.c731
1 files changed, 586 insertions, 145 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index 63f2e7070c0..a121ed9561f 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -10,6 +10,8 @@
(c) 2008 Aidan Thornton <makosoft@googlemail.com>
+ (c) 2012 Frank Schäfer <fschaefer.oss@googlemail.com>
+
Based on cx88-dvb, saa7134-dvb and videobuf-dvb originally written by:
(c) 2004, 2005 Chris Pascoe <c.pascoe@itee.uq.edu.au>
(c) 2004 Gerd Knorr <kraxel@bytesex.org> [SuSE Labs]
@@ -25,7 +27,9 @@
#include "em28xx.h"
#include <media/v4l2-common.h>
-#include <media/videobuf-vmalloc.h>
+#include <dvb_demux.h>
+#include <dvb_net.h>
+#include <dmxdev.h>
#include <media/tuner.h>
#include "tuner-simple.h"
#include <linux/gpio.h>
@@ -37,6 +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"
@@ -44,12 +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);
@@ -82,6 +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;
};
@@ -124,34 +139,51 @@ static inline void print_err_status(struct em28xx *dev,
}
}
-static inline int em28xx_dvb_isoc_copy(struct em28xx *dev, struct urb *urb)
+static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
{
- int i;
+ int xfer_bulk, num_packets, i;
if (!dev)
return 0;
- if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
+ if (dev->disconnected)
return 0;
- if (urb->status < 0) {
+ if (urb->status < 0)
print_err_status(dev, -1, urb->status);
- if (urb->status == -ENOENT)
- return 0;
- }
- for (i = 0; i < urb->number_of_packets; i++) {
- int status = urb->iso_frame_desc[i].status;
+ xfer_bulk = usb_pipebulk(urb->pipe);
+
+ if (xfer_bulk) /* bulk */
+ num_packets = 1;
+ else /* isoc */
+ num_packets = urb->number_of_packets;
- if (status < 0) {
- print_err_status(dev, i, status);
- if (urb->iso_frame_desc[i].status != -EPROTO)
+ for (i = 0; i < num_packets; i++) {
+ if (xfer_bulk) {
+ if (urb->status < 0) {
+ print_err_status(dev, i, urb->status);
+ if (urb->status != -EPROTO)
+ continue;
+ }
+ if (!urb->actual_length)
continue;
+ dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer,
+ urb->actual_length);
+ } else {
+ if (urb->iso_frame_desc[i].status < 0) {
+ print_err_status(dev, i,
+ urb->iso_frame_desc[i].status);
+ 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,
+ urb->iso_frame_desc[i].actual_length);
}
-
- dvb_dmx_swfilter(&dev->dvb->demux, urb->transfer_buffer +
- urb->iso_frame_desc[i].offset,
- urb->iso_frame_desc[i].actual_length);
}
return 0;
@@ -160,35 +192,51 @@ static inline int em28xx_dvb_isoc_copy(struct em28xx *dev, struct urb *urb)
static int em28xx_start_streaming(struct em28xx_dvb *dvb)
{
int rc;
- struct em28xx *dev = dvb->adapter.priv;
- int max_dvb_packet_size;
+ 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) {
+ if (!dev->dvb_ep_bulk)
+ return -ENODEV;
+ dvb_max_packet_size = 512; /* USB 2.0 spec */
+ packet_multiplier = EM28XX_DVB_BULK_PACKET_MULTIPLIER;
+ dvb_alt = 0;
+ } else { /* isoc */
+ if (!dev->dvb_ep_isoc)
+ return -ENODEV;
+ dvb_max_packet_size = dev->dvb_max_pkt_size_isoc;
+ if (dvb_max_packet_size < 0)
+ return dvb_max_packet_size;
+ packet_multiplier = EM28XX_DVB_NUM_ISOC_PACKETS;
+ dvb_alt = dev->dvb_alt_isoc;
+ }
- usb_set_interface(dev->udev, 0, dev->dvb_alt);
+ usb_set_interface(dev->udev, dev->ifnum, dvb_alt);
rc = em28xx_set_mode(dev, EM28XX_DIGITAL_MODE);
if (rc < 0)
return rc;
- max_dvb_packet_size = dev->dvb_max_pkt_size;
- if (max_dvb_packet_size < 0)
- return max_dvb_packet_size;
- 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,
- EM28XX_DVB_MAX_PACKETS,
- max_dvb_packet_size);
-
- return em28xx_init_isoc(dev, EM28XX_DIGITAL_MODE,
- EM28XX_DVB_MAX_PACKETS, EM28XX_DVB_NUM_BUFS,
- max_dvb_packet_size, em28xx_dvb_isoc_copy);
+ packet_multiplier,
+ dvb_max_packet_size, dvb_alt);
+
+ return em28xx_init_usb_xfer(dev, EM28XX_DIGITAL_MODE,
+ dev->dvb_xfer_bulk,
+ EM28XX_DVB_NUM_BUFS,
+ dvb_max_packet_size,
+ packet_multiplier,
+ em28xx_dvb_urb_data_copy);
}
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;
}
@@ -236,7 +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);
@@ -263,6 +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
};
@@ -294,6 +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,
@@ -318,7 +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 = {
@@ -328,7 +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 = {
@@ -342,14 +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 = {
@@ -360,7 +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)
@@ -386,25 +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 {
@@ -432,10 +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);
@@ -452,17 +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];
@@ -489,10 +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);
};
@@ -508,16 +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},
};
/*
@@ -542,10 +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);
};
@@ -555,17 +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},
};
/*
@@ -600,10 +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);
};
@@ -629,16 +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;
@@ -663,6 +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 */
@@ -714,7 +812,8 @@ static struct tda18271_config em28xx_cxd2820r_tda18271_config = {
};
static const struct tda10071_config em28xx_tda10071_config = {
- .i2c_address = 0x55, /* (0xaa >> 1) */
+ .demod_i2c_addr = 0x55, /* (0xaa >> 1) */
+ .tuner_i2c_addr = 0x14,
.i2c_wr_max = 64,
.ts_mode = TDA10071_TS_SERIAL,
.spec_inv = 0,
@@ -734,7 +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,
};
/* ------------------------------------------------------------------ */
@@ -743,11 +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");
@@ -790,7 +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]);
@@ -907,14 +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;
@@ -922,13 +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;
@@ -942,7 +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;
@@ -951,7 +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;
@@ -962,7 +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;
@@ -975,13 +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) {
@@ -992,16 +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;
@@ -1010,10 +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;
}
@@ -1022,7 +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;
@@ -1032,10 +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;
}
@@ -1044,10 +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 */
@@ -1055,14 +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]);
@@ -1092,7 +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;
@@ -1110,7 +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;
@@ -1123,7 +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;
@@ -1137,7 +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;
}
@@ -1145,38 +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:
@@ -1184,12 +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;
@@ -1202,7 +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;
@@ -1210,7 +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;
@@ -1221,7 +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;
@@ -1229,12 +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");
@@ -1259,7 +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);
@@ -1280,21 +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->state & 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);
@@ -1310,6 +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)
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 11:03:37 +0000