[PATCH 5.6 206/254] drm/amdgpu: unify fw_write_wait for new gfx9 asics

From: Greg Kroah-Hartman
Date: Thu Apr 16 2020 - 10:28:18 EST


From: Aaron Liu <aaron.liu@xxxxxxx>

commit 2960758cce2310774de60bbbd8d6841d436c54d9 upstream.

Make the fw_write_wait default case true since presumably all new
gfx9 asics will have updated firmware. That is using unique WAIT_REG_MEM
packet with opration=1.

Signed-off-by: Aaron Liu <aaron.liu@xxxxxxx>
Tested-by: Aaron Liu <aaron.liu@xxxxxxx>
Tested-by: Yuxian Dai <Yuxian.Dai@xxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
Acked-by: Huang Rui <ray.huang@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 2 ++
1 file changed, 2 insertions(+)

--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -1158,6 +1158,8 @@ static void gfx_v9_0_check_fw_write_wait
adev->gfx.mec_fw_write_wait = true;
break;
default:
+ adev->gfx.me_fw_write_wait = true;
+ adev->gfx.mec_fw_write_wait = true;
break;
}
}