This is a note to let you know that I've just added the patch titled
drm/amdgpu: fix init save/restore list in gfx_v8.0
to the 4.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amdgpu-fix-init-save-restore-list-in-gfx_v8.0.patch
and it can be found in the queue-4.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 202e0b227b906cb80a2791f21216a55d9468d61b Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@xxxxxxx>
Date: Wed, 7 Dec 2016 17:44:20 +0800
Subject: drm/amdgpu: fix init save/restore list in gfx_v8.0
From: Rex Zhu <Rex.Zhu@xxxxxxx>
commit 202e0b227b906cb80a2791f21216a55d9468d61b upstream.
set valid data to mmRLC_SRM_INDEX_CNTL_ADDRx/DATAx.
Signed-off-by: Rex Zhu <Rex.Zhu@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -3798,8 +3798,12 @@ static int gfx_v8_0_init_save_restore_li
temp = mmRLC_SRM_INDEX_CNTL_ADDR_0;
data = mmRLC_SRM_INDEX_CNTL_DATA_0;
for (i = 0; i < sizeof(unique_indices) / sizeof(int); i++) {
- amdgpu_mm_wreg(adev, temp + i, unique_indices[i] & 0x3FFFF, false);
- amdgpu_mm_wreg(adev, data + i, unique_indices[i] >> 20, false);
+ if (unique_indices[i] != 0) {
+ amdgpu_mm_wreg(adev, temp + i,
+ unique_indices[i] & 0x3FFFF, false);
+ amdgpu_mm_wreg(adev, data + i,
+ unique_indices[i] >> 20, false);
+ }
}
kfree(register_list_format);
Patches currently in stable-queue which might be from Rex.Zhu@xxxxxxx are
queue-4.8/drm-amdgpu-fix-init-save-restore-list-in-gfx_v8.0.patch
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