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authorDon Dugger <donald.d.dugger@intel.com>2015-10-29 22:15:25 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2015-10-29 22:15:25 +0000
commitafc76d554ed517e38d46b6b182a7016406a1323f (patch)
tree06133cb33a43488837ea67667458e1582f2f40ce /kernel/drivers/media/platform/am437x
parent41f827bfbb10e03c4d228fbcc801dd51fb9983b0 (diff)
parentec0a2ed6d8a5e555edef907895c041e285fdb495 (diff)
Merge "These changes are a raw update to a vanilla kernel 4.1.10, with the recently announced rt patch patch-4.1.10-rt10.patch. No further changes needed."
Diffstat (limited to 'kernel/drivers/media/platform/am437x')
-rw-r--r--kernel/drivers/media/platform/am437x/am437x-vpfe.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/kernel/drivers/media/platform/am437x/am437x-vpfe.c b/kernel/drivers/media/platform/am437x/am437x-vpfe.c
index a30cc2f7e..ddf59ee5c 100644
--- a/kernel/drivers/media/platform/am437x/am437x-vpfe.c
+++ b/kernel/drivers/media/platform/am437x/am437x-vpfe.c
@@ -1185,14 +1185,24 @@ static int vpfe_initialize_device(struct vpfe_device *vpfe)
static int vpfe_release(struct file *file)
{
struct vpfe_device *vpfe = video_drvdata(file);
+ bool fh_singular;
int ret;
mutex_lock(&vpfe->lock);
- if (v4l2_fh_is_singular_file(file))
- vpfe_ccdc_close(&vpfe->ccdc, vpfe->pdev);
+ /* Save the singular status before we call the clean-up helper */
+ fh_singular = v4l2_fh_is_singular_file(file);
+
+ /* the release helper will cleanup any on-going streaming */
ret = _vb2_fop_release(file, NULL);
+ /*
+ * If this was the last open file.
+ * Then de-initialize hw module.
+ */
+ if (fh_singular)
+ vpfe_ccdc_close(&vpfe->ccdc, vpfe->pdev);
+
mutex_unlock(&vpfe->lock);
return ret;
@@ -1577,7 +1587,7 @@ static int vpfe_s_fmt(struct file *file, void *priv,
return -EBUSY;
}
- ret = vpfe_try_fmt(file, priv, fmt);
+ ret = vpfe_try_fmt(file, priv, &format);
if (ret)
return ret;