From: Huang Rui <ray.huang@amd.com>
Date: Thu, 20 Jul 2017 15:32:31 +0800
Subject: drm/amdgpu: fix the incorrect scratch reg number on gfx v6
Git-commit: c5c3579082bc03811e438771ceac4b26e8f33c93
Patch-mainline: v4.14-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
@@ -1573,7 +1573,7 @@ static void gfx_v6_0_gpu_init(struct amd
 
 static void gfx_v6_0_scratch_init(struct amdgpu_device *adev)
 {
-	adev->gfx.scratch.num_reg = 7;
+	adev->gfx.scratch.num_reg = 8;
 	adev->gfx.scratch.reg_base = mmSCRATCH_REG0;
 	adev->gfx.scratch.free_mask = (1u << adev->gfx.scratch.num_reg) - 1;
 }