[PATCH v3 3/6] venus: Add a handling of QC08C compressed format

From: Stanimir Varbanov
Date: Mon Jan 17 2022 - 10:57:09 EST


This adds QC08C compressed pixel format in the Venus driver, and
make it possible to discover from v4l2 clients.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@xxxxxxxxxx>
---
drivers/media/platform/qcom/venus/helpers.c | 2 ++
drivers/media/platform/qcom/venus/vdec.c | 18 +++++++++++++++---
2 files changed, 17 insertions(+), 3 deletions(-)

diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index a5464385a716..adbfa4fbe139 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -592,6 +592,8 @@ static u32 to_hfi_raw_fmt(u32 v4l2_fmt)
return HFI_COLOR_FORMAT_NV12;
case V4L2_PIX_FMT_NV21:
return HFI_COLOR_FORMAT_NV21;
+ case V4L2_PIX_FMT_QC08C:
+ return HFI_COLOR_FORMAT_NV12_UBWC;
default:
break;
}
diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 91da3f509724..eb02e45a512b 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -31,6 +31,10 @@
*/
static const struct venus_format vdec_formats[] = {
{
+ .pixfmt = V4L2_PIX_FMT_QC08C,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+ }, {
.pixfmt = V4L2_PIX_FMT_NV12,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
@@ -106,6 +110,10 @@ find_format(struct venus_inst *inst, u32 pixfmt, u32 type)
!venus_helper_check_codec(inst, fmt[i].pixfmt))
return NULL;

+ if (V4L2_TYPE_IS_CAPTURE(type) &&
+ !venus_helper_check_format(inst, fmt[i].pixfmt))
+ return NULL;
+
return &fmt[i];
}

@@ -124,8 +132,12 @@ find_format_by_index(struct venus_inst *inst, unsigned int index, u32 type)

if (fmt[i].type != type)
continue;
- valid = type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE ||
- venus_helper_check_codec(inst, fmt[i].pixfmt);
+
+ if (V4L2_TYPE_IS_OUTPUT(type))
+ valid = venus_helper_check_codec(inst, fmt[i].pixfmt);
+ else if (V4L2_TYPE_IS_CAPTURE(type))
+ valid = venus_helper_check_format(inst, fmt[i].pixfmt);
+
if (k == index && valid)
break;
if (valid)
@@ -1525,7 +1537,7 @@ static const struct hfi_inst_ops vdec_hfi_ops = {
static void vdec_inst_init(struct venus_inst *inst)
{
inst->hfi_codec = HFI_VIDEO_CODEC_H264;
- inst->fmt_out = &vdec_formats[6];
+ inst->fmt_out = &vdec_formats[7];
inst->fmt_cap = &vdec_formats[0];
inst->width = frame_width_min(inst);
inst->height = ALIGN(frame_height_min(inst), 32);
--
2.25.1