diff options
| author | Kuninori Morimoto <morimoto.kuninori@renesas.com> | 2008-12-01 13:44:48 +0100 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2008-12-30 12:38:20 +0100 |
| commit | b90c032b0da3b8d5293676f6aabcd032a6c02bcb (patch) | |
| tree | 677492300ba98898d2ee9dec9607b86ac5faf0bd /drivers/media/video/ov772x.c | |
| parent | V4L/DVB (9778): cx18: cx18_writel_expect() should not declare success on a PC... (diff) | |
| download | linux-b90c032b0da3b8d5293676f6aabcd032a6c02bcb.tar.xz linux-b90c032b0da3b8d5293676f6aabcd032a6c02bcb.zip | |
V4L/DVB (9783): Change power on/off sequence on ov772x
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/ov772x.c')
| -rw-r--r-- | drivers/media/video/ov772x.c | 35 |
1 files changed, 22 insertions, 13 deletions
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c index 0af2ca6a98f7..d3b54a41758a 100644 --- a/drivers/media/video/ov772x.c +++ b/drivers/media/video/ov772x.c @@ -593,12 +593,30 @@ static int ov772x_reset(struct i2c_client *client) static int ov772x_init(struct soc_camera_device *icd) { - return 0; + struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); + int ret = 0; + + if (priv->info->link.power) { + ret = priv->info->link.power(&priv->client->dev, 1); + if (ret < 0) + return ret; + } + + if (priv->info->link.reset) + ret = priv->info->link.reset(&priv->client->dev); + + return ret; } static int ov772x_release(struct soc_camera_device *icd) { - return 0; + struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); + int ret = 0; + + if (priv->info->link.power) + ret = priv->info->link.power(&priv->client->dev, 0); + + return ret; } static int ov772x_start_capture(struct soc_camera_device *icd) @@ -814,9 +832,6 @@ static int ov772x_video_probe(struct soc_camera_device *icd) icd->formats = ov772x_fmt_lists; icd->num_formats = ARRAY_SIZE(ov772x_fmt_lists); - if (priv->info->link.power) - priv->info->link.power(&priv->client->dev, 1); - /* * check and show product ID and manufacturer ID */ @@ -824,8 +839,8 @@ static int ov772x_video_probe(struct soc_camera_device *icd) ver = i2c_smbus_read_byte_data(priv->client, VER); if (pid != 0x77 || ver != 0x21) { - if (priv->info->link.power) - priv->info->link.power(&priv->client->dev, 0); + dev_err(&icd->dev, + "Product ID error %x:%x\n", pid, ver); return -ENODEV; } @@ -842,13 +857,7 @@ static int ov772x_video_probe(struct soc_camera_device *icd) static void ov772x_video_remove(struct soc_camera_device *icd) { - struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd); - soc_camera_video_stop(icd); - - if (priv->info->link.power) - priv->info->link.power(&priv->client->dev, 0); - } static struct soc_camera_ops ov772x_ops = { |