Function media_entity_remote_source actually returns the remote pad to
the given one, regardless if this is the source or the sink pad.
Name media_entity_remote_pad is more adequate for this function.
Signed-off-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>
Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
Acked-by: Sakari Ailus <sakari.ailus@xxxxxx>
Acked-by: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
Acked-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
---
Hi,
Thanks for the reviews.
This is the patch adjusted to the latest linuxtv/master branch.
Regards
Andrzej Hajda
Documentation/media-framework.txt | 2 +-
drivers/media/media-entity.c | 13 ++++++-------
drivers/media/platform/exynos4-is/fimc-capture.c | 6 +++---
drivers/media/platform/exynos4-is/fimc-lite.c | 4 ++--
drivers/media/platform/exynos4-is/media-dev.c | 2 +-
drivers/media/platform/omap3isp/isp.c | 6 +++---
drivers/media/platform/omap3isp/ispccdc.c | 2 +-
drivers/media/platform/omap3isp/ispccp2.c | 2 +-
drivers/media/platform/omap3isp/ispcsi2.c | 2 +-
drivers/media/platform/omap3isp/ispvideo.c | 6 +++---
drivers/media/platform/s3c-camif/camif-capture.c | 2 +-
drivers/staging/media/davinci_vpfe/vpfe_video.c | 12 ++++++------
include/media/media-entity.h | 2 +-
13 files changed, 30 insertions(+), 31 deletions(-)
diff --git a/Documentation/media-framework.txt b/Documentation/media-framework.txt
index 77bd0a4..3702eff 100644
--- a/Documentation/media-framework.txt
+++ b/Documentation/media-framework.txt
@@ -265,7 +265,7 @@ connected to another pad through an enabled link
media_entity_find_link(struct media_pad *source,
struct media_pad *sink);
- media_entity_remote_source(struct media_pad *pad);
+ media_entity_remote_pad(struct media_pad *pad);
Refer to the kerneldoc documentation for more information.
diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c
index e1cd132..0438209 100644
--- a/drivers/media/media-entity.c
+++ b/drivers/media/media-entity.c
@@ -560,17 +560,16 @@ media_entity_find_link(struct media_pad *source, struct media_pad *sink)
EXPORT_SYMBOL_GPL(media_entity_find_link);
/**
- * media_entity_remote_source - Find the source pad at the remote end of a link
- * @pad: Sink pad at the local end of the link
+ * media_entity_remote_pad - Find the pad at the remote end of a link
+ * @pad: Pad at the local end of the link
*
- * Search for a remote source pad connected to the given sink pad by iterating
- * over all links originating or terminating at that pad until an enabled link
- * is found.
+ * Search for a remote pad connected to the given pad by iterating over all
+ * links originating or terminating at that pad until an enabled link is found.
*
* Return a pointer to the pad at the remote end of the first found enabled
* link, or NULL if no enabled link has been found.
*/
-struct media_pad *media_entity_remote_source(struct media_pad *pad)
+struct media_pad *media_entity_remote_pad(struct media_pad *pad)
{
unsigned int i;
@@ -590,4 +589,4 @@ struct media_pad *media_entity_remote_source(struct media_pad *pad)
return NULL;
}
-EXPORT_SYMBOL_GPL(media_entity_remote_source);
+EXPORT_SYMBOL_GPL(media_entity_remote_pad);
diff --git a/drivers/media/platform/exynos4-is/fimc-capture.c b/drivers/media/platform/exynos4-is/fimc-capture.c
index 528f413..a8b9b06 100644
--- a/drivers/media/platform/exynos4-is/fimc-capture.c
+++ b/drivers/media/platform/exynos4-is/fimc-capture.c
@@ -773,7 +773,7 @@ static struct media_entity *fimc_pipeline_get_head(struct media_entity *me)
struct media_pad *pad = &me->pads[0];
while (!(pad->flags & MEDIA_PAD_FL_SOURCE)) {
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (!pad)
break;
me = pad->entity;
@@ -845,7 +845,7 @@ static int fimc_pipeline_try_format(struct fimc_ctx *ctx,
return ret;
}
- pad = media_entity_remote_source(&me->pads[sfmt.pad]);
+ pad = media_entity_remote_pad(&me->pads[sfmt.pad]);
if (!pad)
return -EINVAL;
me = pad->entity;
@@ -1146,7 +1146,7 @@ static int fimc_pipeline_validate(struct fimc_dev *fimc)
if (p->flags & MEDIA_PAD_FL_SINK) {
sink_pad = p;
- src_pad = media_entity_remote_source(sink_pad);
+ src_pad = media_entity_remote_pad(sink_pad);
if (src_pad)
break;
}
diff --git a/drivers/media/platform/exynos4-is/fimc-lite.c b/drivers/media/platform/exynos4-is/fimc-lite.c
index 14bb7bc..2f11ae4 100644
--- a/drivers/media/platform/exynos4-is/fimc-lite.c
+++ b/drivers/media/platform/exynos4-is/fimc-lite.c
@@ -139,7 +139,7 @@ static struct v4l2_subdev *__find_remote_sensor(struct media_entity *me)
while (pad->flags & MEDIA_PAD_FL_SINK) {
/* source pad */
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (pad == NULL ||
media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
break;
@@ -786,7 +786,7 @@ static int fimc_pipeline_validate(struct fimc_lite *fimc)
return -EPIPE;
}
/* Retrieve format at the source pad */
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (pad == NULL ||
media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
break;
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c
index 15ef8f2..396e06e 100644
--- a/drivers/media/platform/exynos4-is/media-dev.c
+++ b/drivers/media/platform/exynos4-is/media-dev.c
@@ -62,7 +62,7 @@ static void fimc_pipeline_prepare(struct fimc_pipeline *p,
struct media_pad *spad = &me->pads[i];
if (!(spad->flags & MEDIA_PAD_FL_SINK))
continue;
- pad = media_entity_remote_source(spad);
+ pad = media_entity_remote_pad(spad);
if (pad)
break;
}
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 1d7dbd5..4c4bd3d 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -877,7 +877,7 @@ static int isp_pipeline_enable(struct isp_pipeline *pipe,
if (!(pad->flags & MEDIA_PAD_FL_SINK))
break;
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (pad == NULL ||
media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
break;
@@ -967,7 +967,7 @@ static int isp_pipeline_disable(struct isp_pipeline *pipe)
if (!(pad->flags & MEDIA_PAD_FL_SINK))
break;
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (pad == NULL ||
media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
break;
@@ -1083,7 +1083,7 @@ static int isp_pipeline_is_last(struct media_entity *me)
pipe = to_isp_pipeline(me);
if (pipe->stream_state == ISP_PIPELINE_STREAM_STOPPED)
return 0;
- pad = media_entity_remote_source(&pipe->output->pad);
+ pad = media_entity_remote_pad(&pipe->output->pad);
return pad->entity == me;
}
diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c
index 60e60aa..907a205 100644
--- a/drivers/media/platform/omap3isp/ispccdc.c
+++ b/drivers/media/platform/omap3isp/ispccdc.c
@@ -1120,7 +1120,7 @@ static void ccdc_configure(struct isp_ccdc_device *ccdc)
u32 syn_mode;
u32 ccdc_pattern;
- pad = media_entity_remote_source(&ccdc->pads[CCDC_PAD_SINK]);
+ pad = media_entity_remote_pad(&ccdc->pads[CCDC_PAD_SINK]);
sensor = media_entity_to_v4l2_subdev(pad->entity);
if (ccdc->input == CCDC_INPUT_PARALLEL)
pdata = &((struct isp_v4l2_subdevs_group *)sensor->host_priv)
diff --git a/drivers/media/platform/omap3isp/ispccp2.c b/drivers/media/platform/omap3isp/ispccp2.c
index c5d84c9..13982b0 100644
--- a/drivers/media/platform/omap3isp/ispccp2.c
+++ b/drivers/media/platform/omap3isp/ispccp2.c
@@ -360,7 +360,7 @@ static int ccp2_if_configure(struct isp_ccp2_device *ccp2)
ccp2_pwr_cfg(ccp2);
- pad = media_entity_remote_source(&ccp2->pads[CCP2_PAD_SINK]);
+ pad = media_entity_remote_pad(&ccp2->pads[CCP2_PAD_SINK]);
sensor = media_entity_to_v4l2_subdev(pad->entity);
pdata = sensor->host_priv;
diff --git a/drivers/media/platform/omap3isp/ispcsi2.c b/drivers/media/platform/omap3isp/ispcsi2.c
index 783f4b0..6db245d 100644
--- a/drivers/media/platform/omap3isp/ispcsi2.c
+++ b/drivers/media/platform/omap3isp/ispcsi2.c
@@ -573,7 +573,7 @@ static int csi2_configure(struct isp_csi2_device *csi2)
if (csi2->contexts[0].enabled || csi2->ctrl.if_enable)
return -EBUSY;
- pad = media_entity_remote_source(&csi2->pads[CSI2_PAD_SINK]);
+ pad = media_entity_remote_pad(&csi2->pads[CSI2_PAD_SINK]);
sensor = media_entity_to_v4l2_subdev(pad->entity);
pdata = sensor->host_priv;
diff --git a/drivers/media/platform/omap3isp/ispvideo.c b/drivers/media/platform/omap3isp/ispvideo.c
index 8dac175..a908d00 100644
--- a/drivers/media/platform/omap3isp/ispvideo.c
+++ b/drivers/media/platform/omap3isp/ispvideo.c
@@ -219,7 +219,7 @@ isp_video_remote_subdev(struct isp_video *video, u32 *pad)
{
struct media_pad *remote;
- remote = media_entity_remote_source(&video->pad);
+ remote = media_entity_remote_pad(&video->pad);
if (remote == NULL ||
media_entity_type(remote->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
@@ -314,7 +314,7 @@ static int isp_video_validate_pipeline(struct isp_pipeline *pipe)
* entity can be found, and stop checking the pipeline if the
* source entity isn't a subdev.
*/
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (pad == NULL)
return -EPIPE;
@@ -901,7 +901,7 @@ static int isp_video_check_external_subdevs(struct isp_video *video,
continue;
/* ISP entities have always sink pad == 0. Find source. */
- source_pad = media_entity_remote_source(&ents[i]->pads[0]);
+ source_pad = media_entity_remote_pad(&ents[i]->pads[0]);
if (source_pad == NULL)
continue;
diff --git a/drivers/media/platform/s3c-camif/camif-capture.c b/drivers/media/platform/s3c-camif/camif-capture.c
index 70438a0..40b298a 100644
--- a/drivers/media/platform/s3c-camif/camif-capture.c
+++ b/drivers/media/platform/s3c-camif/camif-capture.c
@@ -845,7 +845,7 @@ static int camif_pipeline_validate(struct camif_dev *camif)
int ret;
/* Retrieve format at the sensor subdev source pad */
- pad = media_entity_remote_source(&camif->pads[0]);
+ pad = media_entity_remote_pad(&camif->pads[0]);
if (!pad || media_entity_type(pad->entity) != MEDIA_ENT_T_V4L2_SUBDEV)
return -EPIPE;
diff --git a/drivers/staging/media/davinci_vpfe/vpfe_video.c b/drivers/staging/media/davinci_vpfe/vpfe_video.c
index ba913f1..cb5410b 100644
--- a/drivers/staging/media/davinci_vpfe/vpfe_video.c
+++ b/drivers/staging/media/davinci_vpfe/vpfe_video.c
@@ -39,7 +39,7 @@ static struct media_entity *vpfe_get_input_entity
struct vpfe_device *vpfe_dev = video->vpfe_dev;
struct media_pad *remote;
- remote = media_entity_remote_source(&vpfe_dev->vpfe_isif.pads[0]);
+ remote = media_entity_remote_pad(&vpfe_dev->vpfe_isif.pads[0]);
if (remote == NULL) {
pr_err("Invalid media connection to isif/ccdc\n");
return NULL;
@@ -56,7 +56,7 @@ static int vpfe_update_current_ext_subdev(struct vpfe_video_device *video)
struct media_pad *remote;
int i;
- remote = media_entity_remote_source(&vpfe_dev->vpfe_isif.pads[0]);
+ remote = media_entity_remote_pad(&vpfe_dev->vpfe_isif.pads[0]);
if (remote == NULL) {
pr_err("Invalid media connection to isif/ccdc\n");
return -EINVAL;
@@ -89,7 +89,7 @@ static int vpfe_update_current_ext_subdev(struct vpfe_video_device *video)
static struct v4l2_subdev *
vpfe_video_remote_subdev(struct vpfe_video_device *video, u32 *pad)
{
- struct media_pad *remote = media_entity_remote_source(&video->pad);
+ struct media_pad *remote = media_entity_remote_pad(&video->pad);
if (remote == NULL || remote->entity->type != MEDIA_ENT_T_V4L2_SUBDEV)
return NULL;
@@ -114,7 +114,7 @@ __vpfe_video_get_format(struct vpfe_video_device *video,
return -EINVAL;
fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE;
- remote = media_entity_remote_source(&video->pad);
+ remote = media_entity_remote_pad(&video->pad);
fmt.pad = remote->index;
ret = v4l2_subdev_call(subdev, pad, get_fmt, NULL, &fmt);
@@ -245,7 +245,7 @@ static int vpfe_video_validate_pipeline(struct vpfe_pipeline *pipe)
return -EPIPE;
/* Retrieve the source format */
- pad = media_entity_remote_source(pad);
+ pad = media_entity_remote_pad(pad);
if (pad == NULL ||
pad->entity->type != MEDIA_ENT_T_V4L2_SUBDEV)
break;
@@ -667,7 +667,7 @@ static int vpfe_enum_fmt(struct file *file, void *priv,
return -EINVAL;
}
/* get the remote pad */
- remote = media_entity_remote_source(&video->pad);
+ remote = media_entity_remote_pad(&video->pad);
if (remote == NULL) {
v4l2_err(&vpfe_dev->v4l2_dev,
"invalid remote pad for video node\n");
diff --git a/include/media/media-entity.h b/include/media/media-entity.h
index 0c16f51..4eefedc 100644
--- a/include/media/media-entity.h
+++ b/include/media/media-entity.h
@@ -132,7 +132,7 @@ int __media_entity_setup_link(struct media_link *link, u32 flags);
int media_entity_setup_link(struct media_link *link, u32 flags);
struct media_link *media_entity_find_link(struct media_pad *source,
struct media_pad *sink);
-struct media_pad *media_entity_remote_source(struct media_pad *pad);
+struct media_pad *media_entity_remote_pad(struct media_pad *pad);
struct media_entity *media_entity_get(struct media_entity *entity);
void media_entity_put(struct media_entity *entity);
--
1.8.1.2
--
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