@@ -187,6 +187,58 @@ int vsp1_subdev_enum_mbus_code(struct v4l2_subdev *subdev,
return 0;
}
+/*
+ * vsp1_subdev_enum_frame_size - Subdev pad enum_frame_size handler
+ * @subdev: V4L2 subdevice
+ * @cfg: V4L2 subdev pad configuration
+ * @fse: Frame size enumeration
+ * @min_width: Minimum image width
+ * @min_height: Minimum image height
+ * @max_width: Maximum image width
+ * @max_height: Maximum image height
+ *
+ * This function implements the subdev enum_frame_size pad operation for
+ * entities that do not support scaling or cropping. It reports the given
+ * minimum and maximum frame width and height on the sink pad, and a fixed
+ * source pad size identical to the sink pad.
+ */
+int vsp1_subdev_enum_frame_size(struct v4l2_subdev *subdev,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_frame_size_enum *fse,
+ unsigned int min_width, unsigned int min_height,
+ unsigned int max_width, unsigned int max_height)
+{
+ struct vsp1_entity *entity = to_vsp1_entity(subdev);
+ struct v4l2_subdev_pad_config *config;
+ struct v4l2_mbus_framefmt *format;
+
+ config = vsp1_entity_get_pad_config(entity, cfg, fse->which);
+ if (!config)
+ return -EINVAL;
+
+ format = vsp1_entity_get_pad_format(entity, config, fse->pad);
+
+ if (fse->index || fse->code != format->code)
+ return -EINVAL;
+
+ if (fse->pad == 0) {
+ fse->min_width = min_width;
+ fse->max_width = max_width;
+ fse->min_height = min_height;
+ fse->max_height = max_height;
+ } else {
+ /* The size on the source pad are fixed and always identical to
+ * the size on the sink pad.
+ */
+ fse->min_width = format->width;
+ fse->max_width = format->width;
+ fse->min_height = format->height;
+ fse->max_height = format->height;
+ }
+
+ return 0;
+}
+
/* -----------------------------------------------------------------------------
* Media Operations
*/
@@ -134,5 +134,10 @@ int vsp1_subdev_enum_mbus_code(struct v4l2_subdev *subdev,
struct v4l2_subdev_pad_config *cfg,
struct v4l2_subdev_mbus_code_enum *code,
const unsigned int *codes, unsigned int ncodes);
+int vsp1_subdev_enum_frame_size(struct v4l2_subdev *subdev,
+ struct v4l2_subdev_pad_config *cfg,
+ struct v4l2_subdev_frame_size_enum *fse,
+ unsigned int min_w, unsigned int min_h,
+ unsigned int max_w, unsigned int max_h);
#endif /* __VSP1_ENTITY_H__ */
@@ -59,35 +59,9 @@ static int hsit_enum_frame_size(struct v4l2_subdev *subdev,
struct v4l2_subdev_pad_config *cfg,
struct v4l2_subdev_frame_size_enum *fse)
{
- struct vsp1_hsit *hsit = to_hsit(subdev);
- struct v4l2_subdev_pad_config *config;
- struct v4l2_mbus_framefmt *format;
-
- config = vsp1_entity_get_pad_config(&hsit->entity, cfg, fse->which);
- if (!config)
- return -EINVAL;
-
- format = vsp1_entity_get_pad_format(&hsit->entity, config, fse->pad);
-
- if (fse->index || fse->code != format->code)
- return -EINVAL;
-
- if (fse->pad == HSIT_PAD_SINK) {
- fse->min_width = HSIT_MIN_SIZE;
- fse->max_width = HSIT_MAX_SIZE;
- fse->min_height = HSIT_MIN_SIZE;
- fse->max_height = HSIT_MAX_SIZE;
- } else {
- /* The size on the source pad are fixed and always identical to
- * the size on the sink pad.
- */
- fse->min_width = format->width;
- fse->max_width = format->width;
- fse->min_height = format->height;
- fse->max_height = format->height;
- }
-
- return 0;
+ return vsp1_subdev_enum_frame_size(subdev, cfg, fse, HSIT_MIN_SIZE,
+ HSIT_MIN_SIZE, HSIT_MAX_SIZE,
+ HSIT_MAX_SIZE);
}
static int hsit_set_format(struct v4l2_subdev *subdev,
@@ -54,32 +54,9 @@ static int lif_enum_frame_size(struct v4l2_subdev *subdev,
struct v4l2_subdev_pad_config *cfg,
struct v4l2_subdev_frame_size_enum *fse)
{
- struct vsp1_lif *lif = to_lif(subdev);
- struct v4l2_subdev_pad_config *config;
- struct v4l2_mbus_framefmt *format;
-
- config = vsp1_entity_get_pad_config(&lif->entity, cfg, fse->which);
- if (!config)
- return -EINVAL;
-
- format = vsp1_entity_get_pad_format(&lif->entity, config, LIF_PAD_SINK);
-
- if (fse->index || fse->code != format->code)
- return -EINVAL;
-
- if (fse->pad == LIF_PAD_SINK) {
- fse->min_width = LIF_MIN_SIZE;
- fse->max_width = LIF_MAX_SIZE;
- fse->min_height = LIF_MIN_SIZE;
- fse->max_height = LIF_MAX_SIZE;
- } else {
- fse->min_width = format->width;
- fse->max_width = format->width;
- fse->min_height = format->height;
- fse->max_height = format->height;
- }
-
- return 0;
+ return vsp1_subdev_enum_frame_size(subdev, cfg, fse, LIF_MIN_SIZE,
+ LIF_MIN_SIZE, LIF_MAX_SIZE,
+ LIF_MAX_SIZE);
}
static int lif_set_format(struct v4l2_subdev *subdev,
@@ -80,35 +80,9 @@ static int lut_enum_frame_size(struct v4l2_subdev *subdev,
struct v4l2_subdev_pad_config *cfg,
struct v4l2_subdev_frame_size_enum *fse)
{
- struct vsp1_lut *lut = to_lut(subdev);
- struct v4l2_subdev_pad_config *config;
- struct v4l2_mbus_framefmt *format;
-
- config = vsp1_entity_get_pad_config(&lut->entity, cfg, fse->which);
- if (!config)
- return -EINVAL;
-
- format = vsp1_entity_get_pad_format(&lut->entity, config, fse->pad);
-
- if (fse->index || fse->code != format->code)
- return -EINVAL;
-
- if (fse->pad == LUT_PAD_SINK) {
- fse->min_width = LUT_MIN_SIZE;
- fse->max_width = LUT_MAX_SIZE;
- fse->min_height = LUT_MIN_SIZE;
- fse->max_height = LUT_MAX_SIZE;
- } else {
- /* The size on the source pad are fixed and always identical to
- * the size on the sink pad.
- */
- fse->min_width = format->width;
- fse->max_width = format->width;
- fse->min_height = format->height;
- fse->max_height = format->height;
- }
-
- return 0;
+ return vsp1_subdev_enum_frame_size(subdev, cfg, fse, LUT_MIN_SIZE,
+ LUT_MIN_SIZE, LUT_MAX_SIZE,
+ LUT_MAX_SIZE);
}
static int lut_set_format(struct v4l2_subdev *subdev,
@@ -53,34 +53,10 @@ static int vsp1_rwpf_enum_frame_size(struct v4l2_subdev *subdev,
struct v4l2_subdev_frame_size_enum *fse)
{
struct vsp1_rwpf *rwpf = to_rwpf(subdev);
- struct v4l2_subdev_pad_config *config;
- struct v4l2_mbus_framefmt *format;
-
- config = vsp1_entity_get_pad_config(&rwpf->entity, cfg, fse->which);
- if (!config)
- return -EINVAL;
-
- format = vsp1_entity_get_pad_format(&rwpf->entity, config, fse->pad);
- if (fse->index || fse->code != format->code)
- return -EINVAL;
-
- if (fse->pad == RWPF_PAD_SINK) {
- fse->min_width = RWPF_MIN_WIDTH;
- fse->max_width = rwpf->max_width;
- fse->min_height = RWPF_MIN_HEIGHT;
- fse->max_height = rwpf->max_height;
- } else {
- /* The size on the source pad are fixed and always identical to
- * the size on the sink pad.
- */
- fse->min_width = format->width;
- fse->max_width = format->width;
- fse->min_height = format->height;
- fse->max_height = format->height;
- }
-
- return 0;
+ return vsp1_subdev_enum_frame_size(subdev, cfg, fse, RWPF_MIN_WIDTH,
+ RWPF_MIN_HEIGHT, rwpf->max_width,
+ rwpf->max_height);
}
static int vsp1_rwpf_set_format(struct v4l2_subdev *subdev,
Most of the entities can't perform scaling and implement the same frame size enumeration function. Factorize the code into a single implementation. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> --- drivers/media/platform/vsp1/vsp1_entity.c | 52 +++++++++++++++++++++++++++++++ drivers/media/platform/vsp1/vsp1_entity.h | 5 +++ drivers/media/platform/vsp1/vsp1_hsit.c | 32 ++----------------- drivers/media/platform/vsp1/vsp1_lif.c | 29 ++--------------- drivers/media/platform/vsp1/vsp1_lut.c | 32 ++----------------- drivers/media/platform/vsp1/vsp1_rwpf.c | 30 ++---------------- 6 files changed, 69 insertions(+), 111 deletions(-)