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Message-Id: <1682492417-20496-1-git-send-email-quic_dikshita@quicinc.com>
Date: Wed, 26 Apr 2023 12:30:17 +0530
From: Dikshita Agarwal <quic_dikshita@...cinc.com>
To: linux-media@...r.kernel.org, stanimir.k.varbanov@...il.com,
quic_vgarodia@...cinc.com, agross@...nel.org, andersson@...nel.org,
konrad.dybcio@...aro.org, mchehab@...nel.org
Cc: linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
Dikshita Agarwal <quic_dikshita@...cinc.com>
Subject: [PATCH] venus: add support for 10 bit decoding.
- Add support for V4L2_PIX_FMT_P010 color format.
- Add handling of bit depth change from firmware.
- Return P010 as preferred format for 10 bit decode.
Signed-off-by: Vikash Garodia <quic_vgarodia@...cinc.com>
Signed-off-by: Dikshita Agarwal <quic_dikshita@...cinc.com>
---
drivers/media/platform/qcom/venus/helpers.c | 25 ++++++++++++++++++++++
drivers/media/platform/qcom/venus/hfi_plat_bufs.h | 3 +++
.../media/platform/qcom/venus/hfi_plat_bufs_v6.c | 9 +++++++-
drivers/media/platform/qcom/venus/vdec.c | 18 +++++++++++++---
4 files changed, 51 insertions(+), 4 deletions(-)
diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index ab6a29f..193215c 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -612,6 +612,8 @@ static u32 to_hfi_raw_fmt(u32 v4l2_fmt)
return HFI_COLOR_FORMAT_NV12_UBWC;
case V4L2_PIX_FMT_QC10C:
return HFI_COLOR_FORMAT_YUV420_TP10_UBWC;
+ case V4L2_PIX_FMT_P010:
+ return HFI_COLOR_FORMAT_P010;
default:
break;
}
@@ -639,12 +641,16 @@ static int platform_get_bufreq(struct venus_inst *inst, u32 buftype,
if (is_dec) {
params.width = inst->width;
params.height = inst->height;
+ params.out_width = inst->out_width;
+ params.out_height = inst->out_height;
params.codec = inst->fmt_out->pixfmt;
params.hfi_color_fmt = to_hfi_raw_fmt(inst->fmt_cap->pixfmt);
params.dec.max_mbs_per_frame = mbs_per_frame_max(inst);
params.dec.buffer_size_limit = 0;
params.dec.is_secondary_output =
inst->opb_buftype == HFI_BUFFER_OUTPUT2;
+ if (params.dec.is_secondary_output)
+ params.hfi_dpb_color_fmt = inst->dpb_fmt;
params.dec.is_interlaced =
inst->pic_struct != HFI_INTERLACE_FRAME_PROGRESSIVE;
} else {
@@ -1764,6 +1770,25 @@ int venus_helper_get_out_fmts(struct venus_inst *inst, u32 v4l2_fmt,
if (!caps)
return -EINVAL;
+ if (inst->bit_depth == VIDC_BITDEPTH_10 &&
+ inst->session_type == VIDC_SESSION_TYPE_DEC) {
+ found_ubwc =
+ find_fmt_from_caps(caps, HFI_BUFFER_OUTPUT,
+ HFI_COLOR_FORMAT_YUV420_TP10_UBWC);
+ found = find_fmt_from_caps(caps, HFI_BUFFER_OUTPUT2,
+ fmt);
+ if (found_ubwc && found) {
+ /*
+ * Hard-code DPB buffers to be 10bit UBWC
+ * until V4L2 is able to expose compressed/tiled
+ * formats to applications.
+ */
+ *out_fmt = HFI_COLOR_FORMAT_YUV420_TP10_UBWC;
+ *out2_fmt = fmt;
+ return 0;
+ }
+ }
+
if (ubwc) {
ubwc_fmt = fmt | HFI_COLOR_FORMAT_UBWC_BASE;
found_ubwc = find_fmt_from_caps(caps, HFI_BUFFER_OUTPUT,
diff --git a/drivers/media/platform/qcom/venus/hfi_plat_bufs.h b/drivers/media/platform/qcom/venus/hfi_plat_bufs.h
index 52a51a3..25e6074 100644
--- a/drivers/media/platform/qcom/venus/hfi_plat_bufs.h
+++ b/drivers/media/platform/qcom/venus/hfi_plat_bufs.h
@@ -12,8 +12,11 @@
struct hfi_plat_buffers_params {
u32 width;
u32 height;
+ u32 out_width;
+ u32 out_height;
u32 codec;
u32 hfi_color_fmt;
+ u32 hfi_dpb_color_fmt;
enum hfi_version version;
u32 num_vpp_pipes;
union {
diff --git a/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c b/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c
index ea25c45..08caab1 100644
--- a/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c
+++ b/drivers/media/platform/qcom/venus/hfi_plat_bufs_v6.c
@@ -1185,6 +1185,7 @@ static int bufreq_dec(struct hfi_plat_buffers_params *params, u32 buftype,
enum hfi_version version = params->version;
u32 codec = params->codec;
u32 width = params->width, height = params->height, out_min_count;
+ u32 out_width = params->out_width, out_height = params->out_height;
struct dec_bufsize_ops *dec_ops;
bool is_secondary_output = params->dec.is_secondary_output;
bool is_interlaced = params->dec.is_interlaced;
@@ -1235,7 +1236,13 @@ static int bufreq_dec(struct hfi_plat_buffers_params *params, u32 buftype,
bufreq->count_min = out_min_count;
bufreq->size =
venus_helper_get_framesz_raw(params->hfi_color_fmt,
- width, height);
+ out_width, out_height);
+
+ if (buftype == HFI_BUFFER_OUTPUT &&
+ params->dec.is_secondary_output)
+ bufreq->size =
+ venus_helper_get_framesz_raw(params->hfi_dpb_color_fmt,
+ out_width, out_height);
} else if (buftype == HFI_BUFFER_INTERNAL_SCRATCH(version)) {
bufreq->size = dec_ops->scratch(width, height, is_interlaced);
} else if (buftype == HFI_BUFFER_INTERNAL_SCRATCH_1(version)) {
diff --git a/drivers/media/platform/qcom/venus/vdec.c b/drivers/media/platform/qcom/venus/vdec.c
index 4ceaba3..99d0e96 100644
--- a/drivers/media/platform/qcom/venus/vdec.c
+++ b/drivers/media/platform/qcom/venus/vdec.c
@@ -43,6 +43,10 @@ static const struct venus_format vdec_formats[] = {
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
}, {
+ .pixfmt = V4L2_PIX_FMT_P010,
+ .num_planes = 1,
+ .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE,
+ }, {
.pixfmt = V4L2_PIX_FMT_MPEG4,
.num_planes = 1,
.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE,
@@ -697,6 +701,9 @@ static int vdec_set_work_route(struct venus_inst *inst)
}
#define is_ubwc_fmt(fmt) (!!((fmt) & HFI_COLOR_FORMAT_UBWC_BASE))
+#define is_10bit_ubwc_fmt(fmt) (!!((fmt) & HFI_COLOR_FORMAT_10_BIT_BASE & \
+ HFI_COLOR_FORMAT_UBWC_BASE))
+
static int vdec_output_conf(struct venus_inst *inst)
{
@@ -744,7 +751,7 @@ static int vdec_output_conf(struct venus_inst *inst)
inst->opb_fmt = out2_fmt;
inst->dpb_buftype = HFI_BUFFER_OUTPUT;
inst->dpb_fmt = out_fmt;
- } else if (is_ubwc_fmt(out2_fmt)) {
+ } else if (is_ubwc_fmt(out2_fmt) || is_10bit_ubwc_fmt(out_fmt)) {
inst->opb_buftype = HFI_BUFFER_OUTPUT;
inst->opb_fmt = out_fmt;
inst->dpb_buftype = HFI_BUFFER_OUTPUT2;
@@ -1420,7 +1427,7 @@ static void vdec_buf_done(struct venus_inst *inst, unsigned int buf_type,
static void vdec_event_change(struct venus_inst *inst,
struct hfi_event_data *ev_data, bool sufficient)
{
- static const struct v4l2_event ev = {
+ struct v4l2_event ev = {
.type = V4L2_EVENT_SOURCE_CHANGE,
.u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION };
struct device *dev = inst->core->dev_dec;
@@ -1461,8 +1468,13 @@ static void vdec_event_change(struct venus_inst *inst,
inst->out_width = ev_data->width;
inst->out_height = ev_data->height;
- if (inst->bit_depth != ev_data->bit_depth)
+ if (inst->bit_depth != ev_data->bit_depth) {
inst->bit_depth = ev_data->bit_depth;
+ if (inst->bit_depth == VIDC_BITDEPTH_10)
+ inst->fmt_cap = &vdec_formats[3];
+ else
+ inst->fmt_cap = &vdec_formats[0];
+ }
if (inst->pic_struct != ev_data->pic_struct)
inst->pic_struct = ev_data->pic_struct;
--
2.7.4
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