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Subject[PATCH 5/7] media: venus: add helper to check supported codecs
Date
Adds a helper function to runtime check supported encoder and
decoder codecs depending on venus version and platform.

Signed-off-by: Stanimir Varbanov <stanimir.varbanov@linaro.org>
---
drivers/media/platform/qcom/venus/helpers.c | 49 +++++++++++++++++++++++++++++
drivers/media/platform/qcom/venus/helpers.h | 1 +
2 files changed, 50 insertions(+)

diff --git a/drivers/media/platform/qcom/venus/helpers.c b/drivers/media/platform/qcom/venus/helpers.c
index 5f4434c0a8f1..b52410deeb4c 100644
--- a/drivers/media/platform/qcom/venus/helpers.c
+++ b/drivers/media/platform/qcom/venus/helpers.c
@@ -34,6 +34,55 @@ struct intbuf {
unsigned long attrs;
};

+bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt)
+{
+ struct venus_core *core = inst->core;
+ u32 session_type = inst->session_type;
+ u32 codec;
+
+ switch (v4l2_pixfmt) {
+ case V4L2_PIX_FMT_H264:
+ codec = HFI_VIDEO_CODEC_H264;
+ break;
+ case V4L2_PIX_FMT_H263:
+ codec = HFI_VIDEO_CODEC_H263;
+ break;
+ case V4L2_PIX_FMT_MPEG1:
+ codec = HFI_VIDEO_CODEC_MPEG1;
+ break;
+ case V4L2_PIX_FMT_MPEG2:
+ codec = HFI_VIDEO_CODEC_MPEG2;
+ break;
+ case V4L2_PIX_FMT_MPEG4:
+ codec = HFI_VIDEO_CODEC_MPEG4;
+ break;
+ case V4L2_PIX_FMT_VC1_ANNEX_G:
+ case V4L2_PIX_FMT_VC1_ANNEX_L:
+ codec = HFI_VIDEO_CODEC_VC1;
+ break;
+ case V4L2_PIX_FMT_VP8:
+ codec = HFI_VIDEO_CODEC_VP8;
+ break;
+ case V4L2_PIX_FMT_VP9:
+ codec = HFI_VIDEO_CODEC_VP9;
+ break;
+ case V4L2_PIX_FMT_XVID:
+ codec = HFI_VIDEO_CODEC_DIVX;
+ break;
+ default:
+ return false;
+ }
+
+ if (session_type == VIDC_SESSION_TYPE_ENC && core->enc_codecs & codec)
+ return true;
+
+ if (session_type == VIDC_SESSION_TYPE_DEC && core->dec_codecs & codec)
+ return true;
+
+ return false;
+}
+EXPORT_SYMBOL_GPL(venus_helper_check_codec);
+
static int intbufs_set_buffer(struct venus_inst *inst, u32 type)
{
struct venus_core *core = inst->core;
diff --git a/drivers/media/platform/qcom/venus/helpers.h b/drivers/media/platform/qcom/venus/helpers.h
index 6a061b417a93..971392be5df5 100644
--- a/drivers/media/platform/qcom/venus/helpers.h
+++ b/drivers/media/platform/qcom/venus/helpers.h
@@ -19,6 +19,7 @@

struct venus_inst;

+bool venus_helper_check_codec(struct venus_inst *inst, u32 v4l2_pixfmt);
struct vb2_v4l2_buffer *venus_helper_find_buf(struct venus_inst *inst,
unsigned int type, u32 idx);
void venus_helper_buffers_done(struct venus_inst *inst,
--
2.11.0
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