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path: root/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
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Diffstat (limited to 'drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c')
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c3
1 files changed, 3 insertions, 0 deletions
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 b2e37f6bea5b..3bcfc95ad36a 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1207,6 +1207,9 @@ static int dm_dmub_hw_init(struct amdgpu_device *adev)
memset(fb_info->fb[DMUB_WINDOW_6_FW_STATE].cpu_addr, 0,
fb_info->fb[DMUB_WINDOW_6_FW_STATE].size);
+ memset(fb_info->fb[DMUB_WINDOW_SHARED_STATE].cpu_addr, 0,
+ fb_info->fb[DMUB_WINDOW_SHARED_STATE].size);
+
/* Initialize hardware. */
memset(&hw_params, 0, sizeof(hw_params));
hw_params.fb_base = adev->gmc.fb_start;