drm/amdgpu: add video decode/encode cap tables and asic callbacks (v3)

For each asic family.  Will be used to populate tables
for the new INFO ioctl query.

v2: add max_pixels_per_frame to handle the portrait case
v3: fix copy paste typos

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com> (v1)
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

1 files changed, 75 insertions, 0 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/cik.c b/drivers/gpu/drm/amd/amdgpu/cik.c
index 4d6832cc7fb0..72abfad2fd67 100644
--- a/drivers/gpu/drm/amd/amdgpu/cik.c
+++ b/drivers/gpu/drm/amd/amdgpu/cik.c
@@ -70,6 +70,80 @@
 #include "amdgpu_amdkfd.h"
 #include "dce_virtual.h"
 
+static const struct amdgpu_video_codec_info cik_video_codecs_encode_array[] =
+{
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4_AVC,
+		.max_width = 2048,
+		.max_height = 1152,
+		.max_pixels_per_frame = 2048 * 1152,
+		.max_level = 0,
+	},
+};
+
+static const struct amdgpu_video_codecs cik_video_codecs_encode =
+{
+	.codec_count = ARRAY_SIZE(cik_video_codecs_encode_array),
+	.codec_array = cik_video_codecs_encode_array,
+};
+
+static const struct amdgpu_video_codec_info cik_video_codecs_decode_array[] =
+{
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG2,
+		.max_width = 2048,
+		.max_height = 1152,
+		.max_pixels_per_frame = 2048 * 1152,
+		.max_level = 3,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4,
+		.max_width = 2048,
+		.max_height = 1152,
+		.max_pixels_per_frame = 2048 * 1152,
+		.max_level = 5,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_MPEG4_AVC,
+		.max_width = 2048,
+		.max_height = 1152,
+		.max_pixels_per_frame = 2048 * 1152,
+		.max_level = 41,
+	},
+	{
+		.codec_type = AMDGPU_VIDEO_CODEC_TYPE_VC1,
+		.max_width = 2048,
+		.max_height = 1152,
+		.max_pixels_per_frame = 2048 * 1152,
+		.max_level = 4,
+	},
+};
+
+static const struct amdgpu_video_codecs cik_video_codecs_decode =
+{
+	.codec_count = ARRAY_SIZE(cik_video_codecs_decode_array),
+	.codec_array = cik_video_codecs_decode_array,
+};
+
+static int cik_query_video_codecs(struct amdgpu_device *adev, bool encode,
+				  const struct amdgpu_video_codecs **codecs)
+{
+	switch (adev->asic_type) {
+	case CHIP_BONAIRE:
+	case CHIP_HAWAII:
+	case CHIP_KAVERI:
+	case CHIP_KABINI:
+	case CHIP_MULLINS:
+		if (encode)
+			*codecs = &cik_video_codecs_encode;
+		else
+			*codecs = &cik_video_codecs_decode;
+		return 0;
+	default:
+		return -EINVAL;
+	}
+}
+
 /*
  * Indirect registers accessor
  */
@@ -1933,6 +2007,7 @@ static const struct amdgpu_asic_funcs cik_asic_funcs =
 	.get_pcie_replay_count = &cik_get_pcie_replay_count,
 	.supports_baco = &cik_asic_supports_baco,
 	.pre_asic_init = &cik_pre_asic_init,
+	.query_video_codecs = &cik_query_video_codecs,
 };
 
 static int cik_common_early_init(void *handle)