linux-kernel - [PATCH] Revert "drm/amdgpu: use dirty framebuffer helper"

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Date:   Mon, 17 Oct 2022 19:07:46 -0600
From:   Shuah Khan <skhan@...uxfoundation.org>
To:     gregkh@...uxfoundation.org, sashal@...nel.org
Cc:     Shuah Khan <skhan@...uxfoundation.org>, alexander.deucher@....com,
        hamza.mahfooz@....com, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: [PATCH] Revert "drm/amdgpu: use dirty framebuffer helper"

This reverts commit 867b2b2b6802fb3995a0065fc39e0e7e20d8004d.

With this commit, dmesg fills up with the following messages and drm
initialization takes a very long time. This commit has bee reverted
from 5.4

[drm] Fence fallback timer expired on ring sdma0
[drm] Fence fallback timer expired on ring gfx
[drm] Fence fallback timer expired on ring sdma0
[drm] Fence fallback timer expired on ring gfx
[drm] Fence fallback timer expired on ring sdma0
[drm] Fence fallback timer expired on ring sdma0
[drm] Fence fallback timer expired on ring sdma0
[drm] Fence fallback timer expired on ring gfx

Cc: <stable@...r.kernel.org>    # 5.10
Signed-off-by: Shuah Khan <skhan@...uxfoundation.org>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_display.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
index 947f50e402ba..7cc7af2a6822 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c
@@ -35,7 +35,6 @@
 #include <linux/pci.h>
 #include <linux/pm_runtime.h>
 #include <drm/drm_crtc_helper.h>
-#include <drm/drm_damage_helper.h>
 #include <drm/drm_edid.h>
 #include <drm/drm_gem_framebuffer_helper.h>
 #include <drm/drm_fb_helper.h>
@@ -499,7 +498,6 @@ bool amdgpu_display_ddc_probe(struct amdgpu_connector *amdgpu_connector,
 static const struct drm_framebuffer_funcs amdgpu_fb_funcs = {
 	.destroy = drm_gem_fb_destroy,
 	.create_handle = drm_gem_fb_create_handle,
-	.dirty = drm_atomic_helper_dirtyfb,
 };
 
 uint32_t amdgpu_display_supported_domains(struct amdgpu_device *adev,
-- 
2.34.1