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| author | Koji Matsuoka <koji.matsuoka.xm@renesas.com> | 2015-03-29 16:04:56 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-27 21:41:22 +0300 |
| commit | 5a9b06a27db6b006605421658418fb8943a6e217 (patch) | |
| tree | 3db9f6a36e293581a32707925e6a82cf0849bfc5 /drivers/media | |
| parent | 2a700d8edffdbfb8200332d96c3147e042b337f1 (diff) | |
| download | linux-5a9b06a27db6b006605421658418fb8943a6e217.tar.xz | |
[media] media: soc_camera: rcar_vin: Fix wait_for_completion
When stopping abnormally, a driver can't return from wait_for_completion.
This patch resolved this problem by changing wait_for_completion_timeout
from wait_for_completion.
Signed-off-by: Koji Matsuoka <koji.matsuoka.xm@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/platform/soc_camera/rcar_vin.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/media/platform/soc_camera/rcar_vin.c b/drivers/media/platform/soc_camera/rcar_vin.c index 9351f64dee7b..6460f8e1b07f 100644 --- a/drivers/media/platform/soc_camera/rcar_vin.c +++ b/drivers/media/platform/soc_camera/rcar_vin.c @@ -135,6 +135,8 @@ #define VIN_MAX_WIDTH 2048 #define VIN_MAX_HEIGHT 2048 +#define TIMEOUT_MS 100 + enum chip_id { RCAR_GEN2, RCAR_H1, @@ -820,7 +822,10 @@ static void rcar_vin_wait_stop_streaming(struct rcar_vin_priv *priv) if (priv->state == STOPPING) { priv->request_to_stop = true; spin_unlock_irq(&priv->lock); - wait_for_completion(&priv->capture_stop); + if (!wait_for_completion_timeout( + &priv->capture_stop, + msecs_to_jiffies(TIMEOUT_MS))) + priv->state = STOPPED; spin_lock_irq(&priv->lock); } } |