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-rw-r--r--drivers/media/video/em28xx/em28xx-cards.c138
-rw-r--r--drivers/media/video/em28xx/em28xx-core.c32
-rw-r--r--drivers/media/video/em28xx/em28xx.h23
3 files changed, 116 insertions, 77 deletions
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index bbd75bd3ff1..c907d6a5a05 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -194,9 +194,6 @@ struct em28xx_board em28xx_boards[] = {
.vmux = TVP5150_SVIDEO,
.amux = 1,
} },
-
- /* gpio's 4, 1, 0 */
- .analog_gpio = 0x003d2d,
},
[EM2880_BOARD_TERRATEC_HYBRID_XS] = {
.name = "Terratec Hybrid XS",
@@ -445,73 +442,88 @@ static struct em28xx_hash_table em28xx_i2c_hash[] = {
{0xf51200e3, EM2800_BOARD_VGEAR_POCKETTV, TUNER_LG_PAL_NEW_TAPC},
};
+int em28xx_tuner_callback(void *ptr, int command, int arg)
+{
+ int rc = 0, i;
+ struct em28xx *dev = ptr;
+ struct gpio_ctl (*gpio_ctl)[MAX_GPIO];
+
+ if (dev->tuner_type != TUNER_XC2028)
+ return 0;
+
+ if (command != XC2028_TUNER_RESET)
+ return 0;
+
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ gpio_ctl = dev->analog_gpio;
+ else
+ gpio_ctl = dev->digital_gpio;
+
+ /* Send GPIO reset sequences specified at board entry */
+ for (i = 0; i < MAX_GPIO; i++) {
+ if (!gpio_ctl[i]->val)
+ break;
+
+ dev->em28xx_write_regs(dev,
+ gpio_ctl[i]->reg,
+ &gpio_ctl[i]->val, 1);
+ if (gpio_ctl[i]->t1)
+ msleep(gpio_ctl[i]->t1);
+
+ if (!gpio_ctl[i]->rst)
+ continue;
+ dev->em28xx_write_regs(dev,
+ gpio_ctl[i]->reg,
+ &gpio_ctl[i]->rst, 1);
+ if (gpio_ctl[i]->t2)
+ msleep(gpio_ctl[i]->t2);
+
+ dev->em28xx_write_regs(dev,
+ gpio_ctl[i]->reg,
+ &gpio_ctl[i]->val, 1);
+ if (gpio_ctl[i]->t3)
+ msleep(gpio_ctl[i]->t3);
+ }
+ return rc;
+}
+EXPORT_SYMBOL_GPL(em28xx_tuner_callback);
+
+static void em28xx_set_model(struct em28xx *dev)
+{
+ dev->is_em2800 = em28xx_boards[dev->model].is_em2800;
+ dev->has_msp34xx = em28xx_boards[dev->model].has_msp34xx;
+ dev->tda9887_conf = em28xx_boards[dev->model].tda9887_conf;
+ dev->decoder = em28xx_boards[dev->model].decoder;
+ dev->video_inputs = em28xx_boards[dev->model].vchannels;
+ dev->has_12mhz_i2s = em28xx_boards[dev->model].has_12mhz_i2s;
+ dev->max_range_640_480 = em28xx_boards[dev->model].max_range_640_480;
+ dev->has_dvb = em28xx_boards[dev->model].has_dvb;
+ dev->analog_gpio = &em28xx_boards[dev->model].analog_gpio;
+ dev->digital_gpio = &em28xx_boards[dev->model].digital_gpio;
+}
+
/* Since em28xx_pre_card_setup() requires a proper dev->model,
* this won't work for boards with generic PCI IDs
*/
void em28xx_pre_card_setup(struct em28xx *dev)
{
+ em28xx_set_model(dev);
+
/* request some modules */
switch (dev->model) {
case EM2880_BOARD_TERRATEC_PRODIGY_XS:
case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_900:
- case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950:
case EM2880_BOARD_TERRATEC_HYBRID_XS:
+ case EM2880_BOARD_HAUPPAUGE_WINTV_HVR_950:
em28xx_write_regs(dev, XCLK_REG, "\x27", 1);
em28xx_write_regs(dev, I2C_CLK_REG, "\x40", 1);
- em28xx_write_regs(dev, 0x08, "\xff", 1);
- em28xx_write_regs(dev, 0x04, "\x00", 1);
- msleep(100);
- em28xx_write_regs(dev, 0x04, "\x08", 1);
- msleep(100);
- em28xx_write_regs(dev, 0x08, "\xff", 1);
- msleep(50);
- em28xx_write_regs(dev, 0x08, "\x2d", 1);
- msleep(50);
- em28xx_write_regs(dev, 0x08, "\x3d", 1);
- break;
}
-}
-
-static int em28xx_tuner_callback(void *ptr, int command, int arg)
-{
- int rc = 0;
- struct em28xx *dev = ptr;
-
- if (dev->tuner_type != TUNER_XC2028)
- return 0;
- switch (command) {
- case XC2028_TUNER_RESET:
- {
- /* GPIO and initialization codes for analog TV and radio
- This code should be complemented for DTV, since reset
- codes are different.
- */
-
- dev->em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
- dev->em28xx_write_regs_req(dev, 0x00, 0x12, "\x67", 1);
-
- if (dev->analog_gpio) {
- char gpio0 = dev->analog_gpio & 0xff;
- char gpio1 = (dev->analog_gpio >> 8) & 0xff;
- char gpio4 = dev->analog_gpio >> 24;
-
- if (gpio4) {
- dev->em28xx_write_regs(dev, 0x04, &gpio4, 1);
- msleep(140);
- }
-
- msleep(6);
- dev->em28xx_write_regs(dev, 0x08, &gpio0, 1);
- msleep(10);
- dev->em28xx_write_regs(dev, 0x08, &gpio1, 1);
- msleep(5);
- }
-
- break;
- }
- }
- return rc;
+ /* Put xc2028 tuners and demods into a sane state */
+ if (dev->tuner_type == TUNER_XC2028) {
+ dev->mode = EM28XX_DIGITAL_MODE;
+ em28xx_tuner_callback(dev, XC2028_TUNER_RESET, 0);
+ };
}
static void em28xx_config_tuner(struct em28xx *dev)
@@ -634,20 +646,6 @@ static int em28xx_hint_board(struct em28xx *dev)
return -1;
}
-
-static void em28xx_set_model(struct em28xx *dev)
-{
- dev->is_em2800 = em28xx_boards[dev->model].is_em2800;
- dev->has_msp34xx = em28xx_boards[dev->model].has_msp34xx;
- dev->tda9887_conf = em28xx_boards[dev->model].tda9887_conf;
- dev->decoder = em28xx_boards[dev->model].decoder;
- dev->video_inputs = em28xx_boards[dev->model].vchannels;
- dev->analog_gpio = em28xx_boards[dev->model].analog_gpio;
- dev->has_12mhz_i2s = em28xx_boards[dev->model].has_12mhz_i2s;
- dev->max_range_640_480 = em28xx_boards[dev->model].max_range_640_480;
- dev->has_dvb = em28xx_boards[dev->model].has_dvb;
-}
-
/* ----------------------------------------------------------------------- */
void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir)
{
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 97635abb916..841c7c2c91b 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -314,14 +314,36 @@ int em28xx_colorlevels_set_default(struct em28xx *dev)
int em28xx_capture_start(struct em28xx *dev, int start)
{
- int ret;
+ int rc;
/* FIXME: which is the best order? */
/* video registers are sampled by VREF */
- if ((ret = em28xx_write_reg_bits(dev, USBSUSP_REG, start ? 0x10 : 0x00,
- 0x10)) < 0)
- return ret;
+ rc = em28xx_write_reg_bits(dev, USBSUSP_REG,
+ start ? 0x10 : 0x00, 0x10);
+ if (rc < 0)
+ return rc;
+
+ if (!start) {
+ /* disable video capture */
+ rc = em28xx_write_regs(dev, VINENABLE_REG, "\x27", 1);
+ if (rc < 0)
+ return rc;
+ }
+
/* enable video capture */
- return em28xx_write_regs(dev, VINENABLE_REG, start ? "\x67" : "\x27", 1);
+ rc = em28xx_write_regs_req(dev, 0x00, 0x48, "\x00", 1);
+ if (rc < 0)
+ return rc;
+ if (dev->mode == EM28XX_ANALOG_MODE)
+ rc = em28xx_write_regs(dev, VINENABLE_REG,"\x67", 1);
+ else
+ rc = em28xx_write_regs(dev, VINENABLE_REG,"\x37", 1);
+
+ if (rc < 0)
+ return rc;
+
+ msleep (6);
+
+ return rc;
}
int em28xx_outfmt_set_yuv422(struct em28xx *dev)
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 96a56faeb77..00d2f62142e 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -218,6 +218,21 @@ enum em28xx_decoder {
EM28XX_SAA7114
};
+#define MAX_GPIO 2
+struct gpio_ctl {
+ /* Register to be set */
+ unsigned char reg;
+ /* Initial/final value */
+ unsigned char val;
+ /* reset value - if set, it will do:
+ val1 - val2 - val1
+ */
+ unsigned char rst;
+ /* Sleep times
+ */
+ unsigned int t1, t2, t3;
+};
+
struct em28xx_board {
char *name;
int vchannels;
@@ -233,7 +248,8 @@ struct em28xx_board {
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
- unsigned int analog_gpio;
+ struct gpio_ctl analog_gpio[MAX_GPIO];
+ struct gpio_ctl digital_gpio[MAX_GPIO];
enum em28xx_decoder decoder;
@@ -293,7 +309,6 @@ struct em28xx {
char name[30]; /* name (including minor) of the device */
int model; /* index in the device_data struct */
int devno; /* marks the number of this device */
- unsigned int analog_gpio;
unsigned int is_em2800:1;
unsigned int has_msp34xx:1;
unsigned int has_tda9887:1;
@@ -303,6 +318,9 @@ struct em28xx {
unsigned int max_range_640_480:1;
unsigned int has_dvb:1;
+ struct gpio_ctl (*analog_gpio)[MAX_GPIO];
+ struct gpio_ctl (*digital_gpio)[MAX_GPIO];
+
int video_inputs; /* number of video inputs */
struct list_head devlist;
@@ -443,6 +461,7 @@ extern struct em28xx_board em28xx_boards[];
extern struct usb_device_id em28xx_id_table[];
extern const unsigned int em28xx_bcount;
void em28xx_set_ir(struct em28xx *dev, struct IR_i2c *ir);
+int em28xx_tuner_callback(void *ptr, int command, int arg);
/* Provided by em28xx-input.c */
/* TODO: Check if the standard get_key handlers on ir-common can be used */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-22 11:54:08 +0000