diff options
| author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2009-12-11 17:34:50 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-12-16 14:27:21 +0300 |
| commit | 6d74e5f361bdacfdcfe14220868d562368aaadc2 (patch) | |
| tree | 0a55c5587b29aaf0c8aa7853f8982153d5b7ab93 /drivers/media/video/tw9910.c | |
| parent | 35b23b522696118b5ec5b84ba6846ee96aa2743e (diff) | |
| download | linux-6d74e5f361bdacfdcfe14220868d562368aaadc2.tar.xz | |
V4L/DVB (13652): tw9910: Add revision control
Also fix a badly chosen macro name.
Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/tw9910.c')
| -rw-r--r-- | drivers/media/video/tw9910.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/drivers/media/video/tw9910.c b/drivers/media/video/tw9910.c index 35373d8bf6a0..e3a4942e0f37 100644 --- a/drivers/media/video/tw9910.c +++ b/drivers/media/video/tw9910.c @@ -29,7 +29,7 @@ #include <media/tw9910.h> #define GET_ID(val) ((val & 0xF8) >> 3) -#define GET_ReV(val) (val & 0x07) +#define GET_REV(val) (val & 0x07) /* * register offset @@ -225,6 +225,7 @@ struct tw9910_priv { struct v4l2_subdev subdev; struct tw9910_video_info *info; const struct tw9910_scale_ctrl *scale; + u32 revision; }; /* @@ -575,8 +576,11 @@ static int tw9910_enum_input(struct soc_camera_device *icd, static int tw9910_g_chip_ident(struct v4l2_subdev *sd, struct v4l2_dbg_chip_ident *id) { + struct i2c_client *client = sd->priv; + struct tw9910_priv *priv = to_tw9910(client); + id->ident = V4L2_IDENT_TW9910; - id->revision = 0; + id->revision = priv->revision; return 0; } @@ -886,16 +890,18 @@ static int tw9910_video_probe(struct soc_camera_device *icd, * So far only revisions 0 and 1 have been seen */ val = i2c_smbus_read_byte_data(client, ID); + priv->revision = GET_REV(val); if (0x0B != GET_ID(val) || - 0x01 < GET_ReV(val)) { + 0x01 < priv->revision) { dev_err(&client->dev, - "Product ID error %x:%x\n", GET_ID(val), GET_ReV(val)); + "Product ID error %x:%x\n", + GET_ID(val), priv->revision); return -ENODEV; } dev_info(&client->dev, - "tw9910 Product ID %0x:%0x\n", GET_ID(val), GET_ReV(val)); + "tw9910 Product ID %0x:%0x\n", GET_ID(val), priv->revision); icd->vdev->tvnorms = V4L2_STD_NTSC | V4L2_STD_PAL; icd->vdev->current_norm = V4L2_STD_NTSC; |