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Commit d8db57c2 authored by Stanimir Varbanov's avatar Stanimir Varbanov Committed by Mauro Carvalho Chehab
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media: venus: add helper to check supported codecs 



Adds a helper function to runtime check supported encoder and
decoder codecs depending on venus version and platform.

Signed-off-by: default avatarStanimir Varbanov <stanimir.varbanov@linaro.org>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent 5c2c1659

drivers/media/platform/qcom/venus/helpers.c

+49 −0
Original line number Diff line number Diff line
@@ -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;

drivers/media/platform/qcom/venus/helpers.h

+1 −0
Original line number Diff line number Diff line
@@ -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,