diff options
Diffstat (limited to 'linux/drivers/media/video/saa7134/saa7134-empress.c')
| -rw-r--r-- | linux/drivers/media/video/saa7134/saa7134-empress.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/linux/drivers/media/video/saa7134/saa7134-empress.c b/linux/drivers/media/video/saa7134/saa7134-empress.c index a454968f7..5225ed6b8 100644 --- a/linux/drivers/media/video/saa7134/saa7134-empress.c +++ b/linux/drivers/media/video/saa7134/saa7134-empress.c @@ -29,6 +29,7 @@ #include <media/saa6752hs.h> #include <media/v4l2-common.h> +#include <media/v4l2-chip-ident.h> /* ------------------------------------------------------------------ */ @@ -403,6 +404,25 @@ static int empress_querymenu(struct file *file, void *priv, return saa7134_i2c_call_saa6752(dev, VIDIOC_QUERYMENU, c); } +static int empress_g_chip_ident(struct file *file, void *fh, + struct v4l2_chip_ident *chip) +{ + struct saa7134_dev *dev = file->private_data; + + chip->ident = V4L2_IDENT_NONE; + chip->revision = 0; + if (dev->mpeg_i2c_client == NULL) + return -EINVAL; + if (chip->match_type == V4L2_CHIP_MATCH_I2C_DRIVER && + chip->match_chip == I2C_DRIVERID_SAA6752HS) + return saa7134_i2c_call_saa6752(dev, VIDIOC_G_CHIP_IDENT, chip); + if (chip->match_type == V4L2_CHIP_MATCH_I2C_ADDR && + chip->match_chip == dev->mpeg_i2c_client->addr) + return saa7134_i2c_call_saa6752(dev, VIDIOC_G_CHIP_IDENT, chip); + return -EINVAL; +} + + static const struct file_operations ts_fops = { .owner = THIS_MODULE, @@ -431,11 +451,11 @@ static const struct v4l2_ioctl_ops ts_ioctl_ops = { .vidioc_enum_input = empress_enum_input, .vidioc_g_input = empress_g_input, .vidioc_s_input = empress_s_input, - .vidioc_queryctrl = empress_queryctrl, .vidioc_querymenu = empress_querymenu, .vidioc_g_ctrl = empress_g_ctrl, .vidioc_s_ctrl = empress_s_ctrl, + .vidioc_g_chip_ident = empress_g_chip_ident, }; /* ----------------------------------------------------------- */ |