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authorJavier Martinez Canillas <javier@osg.samsung.com>2015-08-26 14:24:45 +0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2016-01-11 15:18:44 +0100
commitf2f6da0d77027d05bf8a06eb8b80fe139f9cc853 (patch)
tree78daad60a03edfc596508387ab48364c93125079 /drivers/media/platform/omap3isp/ispcsi2.c
parent[media] media: add functions to allow creating interfaces (diff)
downloadlinux-f2f6da0d77027d05bf8a06eb8b80fe139f9cc853.tar.xz
linux-f2f6da0d77027d05bf8a06eb8b80fe139f9cc853.zip
[media] omap3isp: separate links creation from entities init
The omap3isp driver initializes the entities and creates the pads links before the entities are registered with the media device. This does not work now that object IDs are used to create links so the media_device has to be set. Split out the pads links creation from the entity initialization so the links are created after the entities have been registered with the media device. Suggested-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com> Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform/omap3isp/ispcsi2.c')
-rw-r--r--drivers/media/platform/omap3isp/ispcsi2.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/drivers/media/platform/omap3isp/ispcsi2.c b/drivers/media/platform/omap3isp/ispcsi2.c
index fcefc1e74881..0fb057a74f69 100644
--- a/drivers/media/platform/omap3isp/ispcsi2.c
+++ b/drivers/media/platform/omap3isp/ispcsi2.c
@@ -1264,16 +1264,8 @@ static int csi2_init_entities(struct isp_csi2_device *csi2)
if (ret < 0)
goto error_video;
- /* Connect the CSI2 subdev to the video node. */
- ret = media_create_pad_link(&csi2->subdev.entity, CSI2_PAD_SOURCE,
- &csi2->video_out.video.entity, 0, 0);
- if (ret < 0)
- goto error_link;
-
return 0;
-error_link:
- omap3isp_video_cleanup(&csi2->video_out);
error_video:
media_entity_cleanup(&csi2->subdev.entity);
return ret;
@@ -1314,6 +1306,20 @@ int omap3isp_csi2_init(struct isp_device *isp)
}
/*
+ * omap3isp_csi2_create_pads_links - CSI2 pads links creation
+ * @isp : Pointer to ISP device
+ * return negative error code or zero on success
+ */
+int omap3isp_csi2_create_pads_links(struct isp_device *isp)
+{
+ struct isp_csi2_device *csi2a = &isp->isp_csi2a;
+
+ /* Connect the CSI2 subdev to the video node. */
+ return media_create_pad_link(&csi2a->subdev.entity, CSI2_PAD_SOURCE,
+ &csi2a->video_out.video.entity, 0, 0);
+}
+
+/*
* omap3isp_csi2_cleanup - Routine for module driver cleanup
*/
void omap3isp_csi2_cleanup(struct isp_device *isp)