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V4L/DVB (9783): Change power on/off sequence on ov772x

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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>
This commit is contained in:
Kuninori Morimoto 2008-12-01 09:44:48 -03:00 • committed by Mauro Carvalho Chehab
parent daa1c164db
commit b90c032b0d
1 changed files with 22 additions and 13 deletions
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35
drivers/media/video/ov772x.c
View file

@ -593,12 +593,30 @@ static int ov772x_reset(struct i2c_client *client)
static int ov772x_init(struct soc_camera_device *icd) 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) 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) 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->formats = ov772x_fmt_lists;
icd->num_formats = ARRAY_SIZE(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 * 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); ver = i2c_smbus_read_byte_data(priv->client, VER);
if (pid != 0x77 || if (pid != 0x77 ||
ver != 0x21) { ver != 0x21) {
if (priv->info->link.power) dev_err(&icd->dev,
priv->info->link.power(&priv->client->dev, 0); "Product ID error %x:%x\n", pid, ver);
return -ENODEV; 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) 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); 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 = { static struct soc_camera_ops ov772x_ops = {