[WHY]
Hardware may require different warmup approaches - big buffer or
individual buffers.

[HOW]
Setup warmup for big buffer when it is required by specific hardware.

Signed-off-by: Alex Hung <[email protected]>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c 
b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index e9efeb62d6b2..9051497eeed9 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -8718,6 +8718,7 @@ static void dm_set_writeback(struct 
amdgpu_display_manager *dm,
                              struct drm_connector_state *new_con_state)
 {
        struct drm_writeback_connector *wb_conn = 
drm_connector_to_writeback(connector);
+       struct amdgpu_device *adev = dm->adev;
        struct amdgpu_crtc *acrtc;
        struct dc_writeback_info *wb_info;
        struct pipe_ctx *pipe = NULL;
@@ -8793,6 +8794,11 @@ static void dm_set_writeback(struct 
amdgpu_display_manager *dm,
        }
 
        wb_info->mcif_buf_params.p_vmid = 1;
+       if (adev->ip_versions[DCE_HWIP][0] >= IP_VERSION(3, 0, 0)) {
+               wb_info->mcif_warmup_params.start_address.quad_part = 
afb->address;
+               wb_info->mcif_warmup_params.region_size =
+                       wb_info->mcif_buf_params.luma_pitch * 
wb_info->dwb_params.dest_height;
+       }
        wb_info->mcif_warmup_params.p_vmid = 1;
        wb_info->writeback_source_plane = pipe->plane_state;
 
-- 
2.41.0

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