[media] vivid-tpg: separate planes and buffers
Add a new field that contains the number of buffers. This may be
less than the number of planes in case multiple planes are combined
into one buffer.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/platform/vivid/vivid-tpg.c b/drivers/media/platform/vivid/vivid-tpg.c
index 145b6ff..d7f55d4 100644
--- a/drivers/media/platform/vivid/vivid-tpg.c
+++ b/drivers/media/platform/vivid/vivid-tpg.c
@@ -170,7 +170,9 @@
{
tpg->fourcc = fourcc;
tpg->planes = 1;
+ tpg->buffers = 1;
tpg->recalc_colors = true;
+
switch (fourcc) {
case V4L2_PIX_FMT_RGB565:
case V4L2_PIX_FMT_RGB565X:
@@ -190,6 +192,7 @@
break;
case V4L2_PIX_FMT_NV16M:
case V4L2_PIX_FMT_NV61M:
+ tpg->buffers = 2;
tpg->planes = 2;
/* fall-through */
case V4L2_PIX_FMT_YUYV:
diff --git a/drivers/media/platform/vivid/vivid-tpg.h b/drivers/media/platform/vivid/vivid-tpg.h
index e796a54..9ce2d01 100644
--- a/drivers/media/platform/vivid/vivid-tpg.h
+++ b/drivers/media/platform/vivid/vivid-tpg.h
@@ -138,6 +138,7 @@
enum tpg_pixel_aspect pix_aspect;
unsigned rgb_range;
unsigned real_rgb_range;
+ unsigned buffers;
unsigned planes;
/* Used to store the colors in native format, either RGB or YUV */
u8 colors[TPG_COLOR_MAX][3];
@@ -327,6 +328,11 @@
return tpg->quantization;
}
+static inline unsigned tpg_g_buffers(const struct tpg_data *tpg)
+{
+ return tpg->buffers;
+}
+
static inline unsigned tpg_g_planes(const struct tpg_data *tpg)
{
return tpg->planes;