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media: mc: Make media_get_pad_index() use pad type flag

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Use the pad flag specifying the pad type instead of a boolean in
preparation for internal source pads.

Also make the loop variable unsigned.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
This commit is contained in:
Sakari Ailus
2023-04-25 13:23:00 +03:00
committed by Hans Verkuil
parent 7ab9484332
commit 4fd463e938
5 changed files with 35 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/media/dvb-core/dvbdev.c
View File

@@ -730,7 +730,7 @@ int dvb_create_media_graph(struct dvb_adapter *adap,
MEDIA_LNK_FL_ENABLED,
false);
} else {
pad_sink = media_get_pad_index(tuner, true,
pad_sink = media_get_pad_index(tuner, MEDIA_PAD_FL_SINK,
PAD_SIGNAL_ANALOG);
if (pad_sink < 0)
return -EINVAL;
@@ -748,7 +748,7 @@ int dvb_create_media_graph(struct dvb_adapter *adap,
if (ntuner && ndemod) {
/* NOTE: first found tuner source pad presumed correct */
pad_source = media_get_pad_index(tuner, false,
pad_source = media_get_pad_index(tuner, MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_ANALOG);
if (pad_source < 0)
return -EINVAL;

16
drivers/media/mc/mc-entity.c
View File

@@ -1052,25 +1052,19 @@ static void __media_entity_remove_link(struct media_entity *entity,
kfree(link);
}
int media_get_pad_index(struct media_entity *entity, bool is_sink,
int media_get_pad_index(struct media_entity *entity, u32 pad_type,
enum media_pad_signal_type sig_type)
{
int i;
bool pad_is_sink;
unsigned int i;
if (!entity)
return -EINVAL;
for (i = 0; i < entity->num_pads; i++) {
if (entity->pads[i].flags & MEDIA_PAD_FL_SINK)
pad_is_sink = true;
else if (entity->pads[i].flags & MEDIA_PAD_FL_SOURCE)
pad_is_sink = false;
else
continue; /* This is an error! */
if (pad_is_sink != is_sink)
if ((entity->pads[i].flags &
(MEDIA_PAD_FL_SINK | MEDIA_PAD_FL_SOURCE)) != pad_type)
continue;
if (entity->pads[i].sig_type == sig_type)
return i;
}

2
drivers/media/usb/au0828/au0828-core.c
View File

@@ -250,7 +250,7 @@ static void au0828_media_graph_notify(struct media_entity *new,
create_link:
if (decoder && mixer) {
ret = media_get_pad_index(decoder, false,
ret = media_get_pad_index(decoder, MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_AUDIO);
if (ret >= 0)
ret = media_create_pad_link(decoder, ret,

38
drivers/media/v4l2-core/v4l2-mc.c
View File

@@ -105,9 +105,11 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
/* Link the tuner and IF video output pads */
if (tuner) {
if (if_vid) {
pad_source = media_get_pad_index(tuner, false,
pad_source = media_get_pad_index(tuner,
MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_ANALOG);
pad_sink = media_get_pad_index(if_vid, true,
pad_sink = media_get_pad_index(if_vid,
MEDIA_PAD_FL_SINK,
PAD_SIGNAL_ANALOG);
if (pad_source < 0 || pad_sink < 0) {
dev_warn(mdev->dev, "Couldn't get tuner and/or PLL pad(s): (%d, %d)\n",
@@ -122,9 +124,11 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
return ret;
}
pad_source = media_get_pad_index(if_vid, false,
pad_source = media_get_pad_index(if_vid,
MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_ANALOG);
pad_sink = media_get_pad_index(decoder, true,
pad_sink = media_get_pad_index(decoder,
MEDIA_PAD_FL_SINK,
PAD_SIGNAL_ANALOG);
if (pad_source < 0 || pad_sink < 0) {
dev_warn(mdev->dev, "get decoder and/or PLL pad(s): (%d, %d)\n",
@@ -139,9 +143,11 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
return ret;
}
} else {
pad_source = media_get_pad_index(tuner, false,
pad_source = media_get_pad_index(tuner,
MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_ANALOG);
pad_sink = media_get_pad_index(decoder, true,
pad_sink = media_get_pad_index(decoder,
MEDIA_PAD_FL_SINK,
PAD_SIGNAL_ANALOG);
if (pad_source < 0 || pad_sink < 0) {
dev_warn(mdev->dev, "couldn't get tuner and/or decoder pad(s): (%d, %d)\n",
@@ -156,9 +162,11 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
}
if (if_aud) {
pad_source = media_get_pad_index(tuner, false,
pad_source = media_get_pad_index(tuner,
MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_AUDIO);
pad_sink = media_get_pad_index(if_aud, true,
pad_sink = media_get_pad_index(if_aud,
MEDIA_PAD_FL_SINK,
PAD_SIGNAL_AUDIO);
if (pad_source < 0 || pad_sink < 0) {
dev_warn(mdev->dev, "couldn't get tuner and/or decoder pad(s) for audio: (%d, %d)\n",
@@ -180,7 +188,8 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
/* Create demod to V4L, VBI and SDR radio links */
if (io_v4l) {
pad_source = media_get_pad_index(decoder, false, PAD_SIGNAL_DV);
pad_source = media_get_pad_index(decoder, MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_DV);
if (pad_source < 0) {
dev_warn(mdev->dev, "couldn't get decoder output pad for V4L I/O\n");
return -EINVAL;
@@ -195,7 +204,8 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
}
if (io_swradio) {
pad_source = media_get_pad_index(decoder, false, PAD_SIGNAL_DV);
pad_source = media_get_pad_index(decoder, MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_DV);
if (pad_source < 0) {
dev_warn(mdev->dev, "couldn't get decoder output pad for SDR\n");
return -EINVAL;
@@ -210,7 +220,8 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
}
if (io_vbi) {
pad_source = media_get_pad_index(decoder, false, PAD_SIGNAL_DV);
pad_source = media_get_pad_index(decoder, MEDIA_PAD_FL_SOURCE,
PAD_SIGNAL_DV);
if (pad_source < 0) {
dev_warn(mdev->dev, "couldn't get decoder output pad for VBI\n");
return -EINVAL;
@@ -231,7 +242,7 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
case MEDIA_ENT_F_CONN_RF:
if (!tuner)
continue;
pad_sink = media_get_pad_index(tuner, true,
pad_sink = media_get_pad_index(tuner, MEDIA_PAD_FL_SINK,
PAD_SIGNAL_ANALOG);
if (pad_sink < 0) {
dev_warn(mdev->dev, "couldn't get tuner analog pad sink\n");
@@ -243,7 +254,8 @@ int v4l2_mc_create_media_graph(struct media_device *mdev)
break;
case MEDIA_ENT_F_CONN_SVIDEO:
case MEDIA_ENT_F_CONN_COMPOSITE:
pad_sink = media_get_pad_index(decoder, true,
pad_sink = media_get_pad_index(decoder,
MEDIA_PAD_FL_SINK,
PAD_SIGNAL_ANALOG);
if (pad_sink < 0) {
dev_warn(mdev->dev, "couldn't get decoder analog pad sink\n");

4
include/media/media-entity.h
View File

@@ -741,7 +741,7 @@ static inline void media_entity_cleanup(struct media_entity *entity) {}
* media_get_pad_index() - retrieves a pad index from an entity
*
* @entity: entity where the pads belong
* @is_sink: true if the pad is a sink, false if it is a source
* @pad_type: the type of the pad, one of MEDIA_PAD_FL_* pad types
* @sig_type: type of signal of the pad to be search
*
* This helper function finds the first pad index inside an entity that
@@ -752,7 +752,7 @@ static inline void media_entity_cleanup(struct media_entity *entity) {}
* On success, return the pad number. If the pad was not found or the media
* entity is a NULL pointer, return -EINVAL.
*/
int media_get_pad_index(struct media_entity *entity, bool is_sink,
int media_get_pad_index(struct media_entity *entity, u32 pad_type,
enum media_pad_signal_type sig_type);
/**