diff options
| author | Shuah Khan <shuahkh@osg.samsung.com> | 2016-02-11 21:41:33 -0200 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2016-02-27 09:11:46 -0300 |
| commit | b176965176abe4ef560c2e9c14332031bcf37254 (patch) | |
| tree | b8dc5e6fde72a314a05dddb886b66772b5c206b1 /drivers/media/usb/au0828/au0828-video.c | |
| parent | 2926d7f445965a9900a554af9f33a2b721b6afce (diff) | |
[media] media: au0828 disable tuner to demod link
Change au0828_create_media_graph() to find and disable
tuner and demod link. This helps avoid an additional
disable step when tuner is requested by video or audio.
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/usb/au0828/au0828-video.c')
| -rw-r--r-- | drivers/media/usb/au0828/au0828-video.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index 2eb291bb376a..5c51e3766d47 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -657,7 +657,7 @@ static int au0828_create_media_graph(struct au0828_dev *dev) #ifdef CONFIG_MEDIA_CONTROLLER struct media_device *mdev = dev->media_dev; struct media_entity *entity; - struct media_entity *tuner = NULL, *decoder = NULL; + struct media_entity *tuner = NULL, *decoder = NULL, *demod = NULL; int i, ret; if (!mdev) @@ -671,6 +671,9 @@ static int au0828_create_media_graph(struct au0828_dev *dev) case MEDIA_ENT_F_ATV_DECODER: decoder = entity; break; + case MEDIA_ENT_F_DTV_DEMOD: + demod = entity; + break; } } @@ -725,6 +728,21 @@ static int au0828_create_media_graph(struct au0828_dev *dev) break; } } + + /* + * Disable tuner to demod link to avoid disable step + * when tuner is requested by video or audio + */ + if (tuner && demod) { + struct media_link *link; + + list_for_each_entry(link, &demod->links, list) { + if (link->sink->entity == demod && + link->source->entity == tuner) { + media_entity_setup_link(link, 0); + } + } + } #endif return 0; } |