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-rw-r--r--drivers/media/video/Kconfig16
-rw-r--r--drivers/media/video/tvp5150.c24
-rw-r--r--include/linux/i2c-id.h1
3 files changed, 34 insertions, 7 deletions
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index c89cc0a922e..2fe260fff85 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -7,6 +7,15 @@ menu "Video For Linux"
comment "Video Adapters"
+config VIDEO_ADV_DEBUG
+ bool "Enable advanced debug functionality"
+ depends on VIDEO_DEV
+ default n
+ ---help---
+ Say Y here to enable advanced debugging functionality on some
+ V4L devices.
+ In doubt, say N.
+
config VIDEO_BT848
tristate "BT848 Video For Linux"
depends on VIDEO_DEV && PCI && I2C
@@ -344,11 +353,4 @@ config VIDEO_DECODER
Say Y here to compile drivers for SAA7115, SAA7127 and CX25840
video decoders.
-config VIDEO_ADV_DEBUG
- bool "Enable advanced debug functionality"
- depends on VIDEO_DEV && VIDEO_DECODER && EXPERIMENTAL
- ---help---
- Say Y here to enable advanced debugging functionality in the
- SAA7115, SAA7127 and CX25840 video decoders.
-
endmenu
diff --git a/drivers/media/video/tvp5150.c b/drivers/media/video/tvp5150.c
index 9ed839d688e..07ad675cd58 100644
--- a/drivers/media/video/tvp5150.c
+++ b/drivers/media/video/tvp5150.c
@@ -850,6 +850,30 @@ static int tvp5150_command(struct i2c_client *c,
*(v4l2_std_id *)arg = decoder->norm;
break;
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+ case VIDIOC_INT_G_REGISTER:
+ {
+ struct v4l2_register *reg = arg;
+
+ if (reg->i2c_id != I2C_DRIVERID_TVP5150)
+ return -EINVAL;
+ reg->val = tvp5150_read(c, reg->reg & 0xff);
+ break;
+ }
+
+ case VIDIOC_INT_S_REGISTER:
+ {
+ struct v4l2_register *reg = arg;
+
+ if (reg->i2c_id != I2C_DRIVERID_TVP5150)
+ return -EINVAL;
+ if (!capable(CAP_SYS_ADMIN))
+ return -EPERM;
+ tvp5150_write(c, reg->reg & 0xff, reg->val & 0xff);
+ break;
+ }
+#endif
+
case DECODER_DUMP:
dump_reg(c);
break;
diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
index fb46f8d5699..6ff2d365895 100644
--- a/include/linux/i2c-id.h
+++ b/include/linux/i2c-id.h
@@ -103,6 +103,7 @@
#define I2C_DRIVERID_SAA711X 73 /* saa711x video encoders */
#define I2C_DRIVERID_AKITAIOEXP 74 /* IO Expander on Sharp SL-C1000 */
#define I2C_DRIVERID_INFRARED 75 /* I2C InfraRed on Video boards */
+#define I2C_DRIVERID_TVP5150 76 /* TVP5150 video decoder */
#define I2C_DRIVERID_I2CDEV 900
#define I2C_DRIVERID_ARP 902 /* SMBus ARP Client */