From: Alex Deucher <alexander.deucher@amd.com>
Date: Fri, 3 Mar 2017 21:42:27 +0000 (-0500)
Subject: drm/amdgpu: gart fixes for vega10
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=a0676f608322812f9a71e15144d25c32d60c954d;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

drm/amdgpu: gart fixes for vega10

Flags need to be 0 to be considered invalid.

Reviewed-by: Christian König <christian.koenig@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
index 2916fabf3d1b..6d691abe889c 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gart.c
@@ -229,7 +229,8 @@ void amdgpu_gart_unbind(struct amdgpu_device *adev, uint64_t offset,
 	unsigned p;
 	int i, j;
 	u64 page_base;
-	uint64_t flags = AMDGPU_PTE_SYSTEM;
+	/* Starting from VEGA10, system bit must be 0 to mean invalid. */
+	uint64_t flags = 0;
 
 	if (!adev->gart.ready) {
 		WARN(1, "trying to unbind memory from uninitialized GART !\n");