Add flags indicating the pixel encoding - yuv/rgb/hsv to
fwht header and to the pixel info. Use it to enumerate
the supported pixel formats.
Signed-off-by: Dafna Hirschfeld <dafna3@xxxxxxxxx>
---
drivers/media/platform/vicodec/codec-fwht.h | 5 ++
.../media/platform/vicodec/codec-v4l2-fwht.c | 76 +++++++++++++------
.../media/platform/vicodec/codec-v4l2-fwht.h | 7 ++
drivers/media/platform/vicodec/vicodec-core.c | 20 +++--
4 files changed, 78 insertions(+), 30 deletions(-)
diff --git a/drivers/media/platform/vicodec/codec-fwht.h b/drivers/media/platform/vicodec/codec-fwht.h
index 6d230f5e9d60..b3f1389256df 100644
--- a/drivers/media/platform/vicodec/codec-fwht.h
+++ b/drivers/media/platform/vicodec/codec-fwht.h
@@ -79,6 +79,11 @@
/* A 4-values flag - the number of components - 1 */
#define FWHT_FL_COMPONENTS_NUM_MSK GENMASK(17, 16)
+#define FWHT_FL_PIXENC_MSK GENMASK(19, 18)
+#define FWHT_FL_PIXENC_YUV 0UL
+#define FWHT_FL_PIXENC_RGB BIT(18)
+#define FWHT_FL_PIXENC_HSV (BIT(18) | BIT(19))
+
#define FWHT_FL_COMPONENTS_NUM_OFFSET 16
/*
diff --git a/drivers/media/platform/vicodec/codec-v4l2-fwht.c b/drivers/media/platform/vicodec/codec-v4l2-fwht.c
index 143af8c587b3..3df51d47674b 100644
--- a/drivers/media/platform/vicodec/codec-v4l2-fwht.c
+++ b/drivers/media/platform/vicodec/codec-v4l2-fwht.c
@@ -11,32 +11,53 @@
#include "codec-v4l2-fwht.h"
static const struct v4l2_fwht_pixfmt_info v4l2_fwht_pixfmts[] = {
- { V4L2_PIX_FMT_YUV420, 1, 3, 2, 1, 1, 2, 2, 3, 3},
- { V4L2_PIX_FMT_YVU420, 1, 3, 2, 1, 1, 2, 2, 3, 3},
- { V4L2_PIX_FMT_YUV422P, 1, 2, 1, 1, 1, 2, 1, 3, 3},
- { V4L2_PIX_FMT_NV12, 1, 3, 2, 1, 2, 2, 2, 3, 2},
- { V4L2_PIX_FMT_NV21, 1, 3, 2, 1, 2, 2, 2, 3, 2},
- { V4L2_PIX_FMT_NV16, 1, 2, 1, 1, 2, 2, 1, 3, 2},
- { V4L2_PIX_FMT_NV61, 1, 2, 1, 1, 2, 2, 1, 3, 2},
- { V4L2_PIX_FMT_NV24, 1, 3, 1, 1, 2, 1, 1, 3, 2},
- { V4L2_PIX_FMT_NV42, 1, 3, 1, 1, 2, 1, 1, 3, 2},
- { V4L2_PIX_FMT_YUYV, 2, 2, 1, 2, 4, 2, 1, 3, 1},
- { V4L2_PIX_FMT_YVYU, 2, 2, 1, 2, 4, 2, 1, 3, 1},
- { V4L2_PIX_FMT_UYVY, 2, 2, 1, 2, 4, 2, 1, 3, 1},
- { V4L2_PIX_FMT_VYUY, 2, 2, 1, 2, 4, 2, 1, 3, 1},
- { V4L2_PIX_FMT_BGR24, 3, 3, 1, 3, 3, 1, 1, 3, 1},
- { V4L2_PIX_FMT_RGB24, 3, 3, 1, 3, 3, 1, 1, 3, 1},
- { V4L2_PIX_FMT_HSV24, 3, 3, 1, 3, 3, 1, 1, 3, 1},
- { V4L2_PIX_FMT_BGR32, 4, 4, 1, 4, 4, 1, 1, 3, 1},
- { V4L2_PIX_FMT_XBGR32, 4, 4, 1, 4, 4, 1, 1, 3, 1},
- { V4L2_PIX_FMT_RGB32, 4, 4, 1, 4, 4, 1, 1, 3, 1},
- { V4L2_PIX_FMT_XRGB32, 4, 4, 1, 4, 4, 1, 1, 3, 1},
- { V4L2_PIX_FMT_HSV32, 4, 4, 1, 4, 4, 1, 1, 3, 1},
- { V4L2_PIX_FMT_ARGB32, 4, 4, 1, 4, 4, 1, 1, 4, 1},
- { V4L2_PIX_FMT_ABGR32, 4, 4, 1, 4, 4, 1, 1, 4, 1},
- { V4L2_PIX_FMT_GREY, 1, 1, 1, 1, 0, 1, 1, 1, 1},
+ { V4L2_PIX_FMT_YUV420, 1, 3, 2, 1, 1, 2, 2, 3, 3, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YVU420, 1, 3, 2, 1, 1, 2, 2, 3, 3, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YUV422P, 1, 2, 1, 1, 1, 2, 1, 3, 3, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV12, 1, 3, 2, 1, 2, 2, 2, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV21, 1, 3, 2, 1, 2, 2, 2, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV16, 1, 2, 1, 1, 2, 2, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV61, 1, 2, 1, 1, 2, 2, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV24, 1, 3, 1, 1, 2, 1, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_NV42, 1, 3, 1, 1, 2, 1, 1, 3, 2, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YUYV, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_YVYU, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_UYVY, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_VYUY, 2, 2, 1, 2, 4, 2, 1, 3, 1, FWHT_FL_PIXENC_YUV},
+ { V4L2_PIX_FMT_BGR24, 3, 3, 1, 3, 3, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_RGB24, 3, 3, 1, 3, 3, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_HSV24, 3, 3, 1, 3, 3, 1, 1, 3, 1, FWHT_FL_PIXENC_HSV},
+ { V4L2_PIX_FMT_BGR32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_XBGR32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_RGB32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_XRGB32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_HSV32, 4, 4, 1, 4, 4, 1, 1, 3, 1, FWHT_FL_PIXENC_HSV},
+ { V4L2_PIX_FMT_ARGB32, 4, 4, 1, 4, 4, 1, 1, 4, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_ABGR32, 4, 4, 1, 4, 4, 1, 1, 4, 1, FWHT_FL_PIXENC_RGB},
+ { V4L2_PIX_FMT_GREY, 1, 1, 1, 1, 0, 1, 1, 1, 1, FWHT_FL_PIXENC_RGB},
};
+const struct v4l2_fwht_pixfmt_info *v4l2_fwht_default_fmt(u32 width_div, u32 height_div,
+ u32 version,
+ u32 components_num,
+ u32 pixenc,
+ unsigned int start_idx)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(v4l2_fwht_pixfmts); i++) {
+ if (v4l2_fwht_pixfmts[i].width_div == width_div &&
+ v4l2_fwht_pixfmts[i].height_div == height_div &&
+ (version == 1 || v4l2_fwht_pixfmts[i].pixenc == pixenc) &&
+ (version == 1 || v4l2_fwht_pixfmts[i].components_num == components_num)) {
+ if (start_idx == 0)
+ return v4l2_fwht_pixfmts + i;
+ start_idx--;
+ }
+ }
+ return NULL;
+}
+
const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_pixfmt(u32 pixelformat)
{
unsigned int i;
@@ -187,6 +208,7 @@ int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
p_hdr->width = htonl(state->visible_width);
p_hdr->height = htonl(state->visible_height);
flags |= (info->components_num - 1) << FWHT_FL_COMPONENTS_NUM_OFFSET;
+ flags |= info->pixenc;
if (encoding & FWHT_LUMA_UNENCODED)
flags |= FWHT_FL_LUMA_IS_UNCOMPRESSED;
if (encoding & FWHT_CB_UNENCODED)
@@ -245,8 +267,14 @@ int v4l2_fwht_decode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out)
flags = ntohl(p_hdr->flags);
if (version == FWHT_VERSION) {
+ u32 pixenc = flags & FWHT_FL_PIXENC_MSK;
+
components_num = 1 + ((flags & FWHT_FL_COMPONENTS_NUM_MSK) >>
FWHT_FL_COMPONENTS_NUM_OFFSET);
+
+ if (components_num != info->components_num ||
+ pixenc != info->pixenc)
+ return -EINVAL;
}
state->colorspace = ntohl(p_hdr->colorspace);
diff --git a/drivers/media/platform/vicodec/codec-v4l2-fwht.h b/drivers/media/platform/vicodec/codec-v4l2-fwht.h
index 203c45d98905..5787d4e6822b 100644
--- a/drivers/media/platform/vicodec/codec-v4l2-fwht.h
+++ b/drivers/media/platform/vicodec/codec-v4l2-fwht.h
@@ -20,6 +20,7 @@ struct v4l2_fwht_pixfmt_info {
unsigned int height_div;
unsigned int components_num;
unsigned int planes_num;
+ unsigned int pixenc;
};
struct v4l2_fwht_state {
@@ -45,6 +46,12 @@ struct v4l2_fwht_state {
const struct v4l2_fwht_pixfmt_info *v4l2_fwht_find_pixfmt(u32 pixelformat);
const struct v4l2_fwht_pixfmt_info *v4l2_fwht_get_pixfmt(u32 idx);
+const struct v4l2_fwht_pixfmt_info *v4l2_fwht_default_fmt(u32 width_div,
+ u32 height_div,
+ u32 version,
+ u32 components_num,
+ u32 pixenc,
+ unsigned int start_idx);
int v4l2_fwht_encode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out);
int v4l2_fwht_decode(struct v4l2_fwht_state *state, u8 *p_in, u8 *p_out);
diff --git a/drivers/media/platform/vicodec/vicodec-core.c b/drivers/media/platform/vicodec/vicodec-core.c
index 51053d5d630a..0df8d3509144 100644
--- a/drivers/media/platform/vicodec/vicodec-core.c
+++ b/drivers/media/platform/vicodec/vicodec-core.c
@@ -395,9 +395,9 @@ static int vidioc_querycap(struct file *file, void *priv,
return 0;
}
-static int enum_fmt(struct v4l2_fmtdesc *f, bool is_enc, bool is_out)
+static int enum_fmt(struct v4l2_fmtdesc *f, struct vicodec_ctx *ctx, bool is_out)
{
- bool is_uncomp = (is_enc && is_out) || (!is_enc && !is_out);
+ bool is_uncomp = (ctx->is_enc && is_out) || (!ctx->is_enc && !is_out);
if (V4L2_TYPE_IS_MULTIPLANAR(f->type) && !multiplanar)
return -EINVAL;
@@ -405,9 +405,17 @@ static int enum_fmt(struct v4l2_fmtdesc *f, bool is_enc, bool is_out)
return -EINVAL;
if (is_uncomp) {
- const struct v4l2_fwht_pixfmt_info *info =
- v4l2_fwht_get_pixfmt(f->index);
+ const struct v4l2_fwht_pixfmt_info *info = get_q_data(ctx, f->type)->info;
+ if (ctx->is_enc)
+ info = v4l2_fwht_get_pixfmt(f->index);
+ else
+ info = v4l2_fwht_default_fmt(info->width_div,
+ info->height_div,
+ FWHT_VERSION,
+ info->components_num,
+ info->pixenc,
+ f->index);
if (!info)
return -EINVAL;
f->pixelformat = info->id;
@@ -424,7 +432,7 @@ static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
{
struct vicodec_ctx *ctx = file2ctx(file);
- return enum_fmt(f, ctx->is_enc, false);
+ return enum_fmt(f, ctx, false);
}
static int vidioc_enum_fmt_vid_out(struct file *file, void *priv,
@@ -432,7 +440,7 @@ static int vidioc_enum_fmt_vid_out(struct file *file, void *priv,
{
struct vicodec_ctx *ctx = file2ctx(file);
- return enum_fmt(f, ctx->is_enc, true);
+ return enum_fmt(f, ctx, true);
}
static int vidioc_g_fmt(struct vicodec_ctx *ctx, struct v4l2_format *f)
--
2.17.1
