[PATCH] drm/amdgpu: use 2MB fragment size for GFX6,7 and 8

[Bridgman, John]

Acked-by: John Bridgman <john.bridgman at amd.com>

>-----Original Message-----
>From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf Of
>Christian König
>Sent: Monday, September 18, 2017 8:34 AM
>To: amd-gfx at lists.freedesktop.org
>Subject: [PATCH] drm/amdgpu: use 2MB fragment size for GFX6,7 and 8
>
>From: Christian König <christian.koenig at amd.com>
>
>Use 2MB fragment size by default for older hardware generations as well.
>
>Signed-off-by: Christian König <christian.koenig at amd.com>
>---
> drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c | 2 +-
>drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c | 2 +-
>drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c | 2 +-
> 3 files changed, 3 insertions(+), 3 deletions(-)
>
>diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>index 5be9c83..2d1f3f6 100644
>--- a/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c
>@@ -831,7 +831,7 @@ static int gmc_v6_0_sw_init(void *handle)
> 	if (r)
> 		return r;
>
>-	amdgpu_vm_adjust_size(adev, 64, 4);
>+	amdgpu_vm_adjust_size(adev, 64, 9);
> 	adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
>
> 	adev->mc.mc_mask = 0xffffffffffULL;
>diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>index eace9e7..2256277 100644
>--- a/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
>@@ -970,7 +970,7 @@ static int gmc_v7_0_sw_init(void *handle)
> 	 * Currently set to 4GB ((1 << 20) 4k pages).
> 	 * Max GPUVM size for cayman and SI is 40 bits.
> 	 */
>-	amdgpu_vm_adjust_size(adev, 64, 4);
>+	amdgpu_vm_adjust_size(adev, 64, 9);
> 	adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
>
> 	/* Set the internal MC address mask
>diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>index 3b3326d..114671b 100644
>--- a/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c
>@@ -1067,7 +1067,7 @@ static int gmc_v8_0_sw_init(void *handle)
> 	 * Currently set to 4GB ((1 << 20) 4k pages).
> 	 * Max GPUVM size for cayman and SI is 40 bits.
> 	 */
>-	amdgpu_vm_adjust_size(adev, 64, 4);
>+	amdgpu_vm_adjust_size(adev, 64, 9);
> 	adev->vm_manager.max_pfn = adev->vm_manager.vm_size << 18;
>
> 	/* Set the internal MC address mask
>--
>2.7.4
>
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