[PATCH v3] drm/amdgpu:update kernel vcn ring test

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add session context buffer to decoder ring test.

v3 - indent and  v2 changes correction. (Christian)
v2 - put the buffer at the end of the IB (Christian)

Signed-off-by: Saleemkhan Jamadar <saleemkhan.jamadar@xxxxxxx>
Acked-by: Leo Liu <leo.liu@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c | 13 +++++++++++--
 drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h |  3 +++
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index 2d94f1b63bd6..15627fd94fbc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -573,7 +573,7 @@ static int amdgpu_vcn_dec_get_create_msg(struct amdgpu_ring *ring, uint32_t hand
 	int r, i;
 
 	memset(ib, 0, sizeof(*ib));
-	r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
+	r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 34,
 			AMDGPU_IB_POOL_DIRECT,
 			ib);
 	if (r)
@@ -608,7 +608,7 @@ static int amdgpu_vcn_dec_get_destroy_msg(struct amdgpu_ring *ring, uint32_t han
 	int r, i;
 
 	memset(ib, 0, sizeof(*ib));
-	r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 2,
+	r = amdgpu_ib_get(adev, NULL, AMDGPU_GPU_PAGE_SIZE * 34,
 			AMDGPU_IB_POOL_DIRECT,
 			ib);
 	if (r)
@@ -700,6 +700,7 @@ static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
 	struct amdgpu_job *job;
 	struct amdgpu_ib *ib;
 	uint64_t addr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr);
+	uint64_t session_ctx_buf_gaddr = AMDGPU_GPU_PAGE_ALIGN(ib_msg->gpu_addr + 8192);
 	bool sq = amdgpu_vcn_using_unified_queue(ring);
 	uint32_t *ib_checksum;
 	uint32_t ib_pack_in_dw;
@@ -730,6 +731,14 @@ static int amdgpu_vcn_dec_sw_send_msg(struct amdgpu_ring *ring,
 	ib->length_dw += sizeof(struct amdgpu_vcn_decode_buffer) / 4;
 	memset(decode_buffer, 0, sizeof(struct amdgpu_vcn_decode_buffer));
 
+	if (session_ctx_buf_gaddr) {
+		decode_buffer->valid_buf_flag |=
+					cpu_to_le32(AMDGPU_VCN_CMD_FLAG_SESSION_CONTEXT_BUFFER);
+		decode_buffer->session_context_buffer_address_hi =
+							cpu_to_le32(session_ctx_buf_gaddr >> 32);
+		decode_buffer->session_context_buffer_address_lo =
+							cpu_to_le32(session_ctx_buf_gaddr);
+	}
 	decode_buffer->valid_buf_flag |= cpu_to_le32(AMDGPU_VCN_CMD_FLAG_MSG_BUFFER);
 	decode_buffer->msg_buffer_address_hi = cpu_to_le32(addr >> 32);
 	decode_buffer->msg_buffer_address_lo = cpu_to_le32(addr);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
index f1397ef66fd7..06f9ee91a1e1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.h
@@ -166,6 +166,7 @@
 
 #define AMDGPU_VCN_IB_FLAG_DECODE_BUFFER	0x00000001
 #define AMDGPU_VCN_CMD_FLAG_MSG_BUFFER		0x00000001
+#define AMDGPU_VCN_CMD_FLAG_SESSION_CONTEXT_BUFFER	0x00100000
 
 #define VCN_CODEC_DISABLE_MASK_AV1  (1 << 0)
 #define VCN_CODEC_DISABLE_MASK_VP9  (1 << 1)
@@ -357,6 +358,8 @@ struct amdgpu_vcn_decode_buffer {
 	uint32_t valid_buf_flag;
 	uint32_t msg_buffer_address_hi;
 	uint32_t msg_buffer_address_lo;
+	unsigned int session_context_buffer_address_hi;
+	unsigned int session_context_buffer_address_lo;
 	uint32_t pad[30];
 };
 
-- 
2.25.1




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