From: Christian König Date: Fri, 14 Sep 2018 08:17:24 +0000 (+0200) Subject: drm/amdgpu: fix mask in GART location calculation X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=feabaad8aae0f6b1dae681c998572d2663f4a598;p=openwrt%2Fstaging%2Fblogic.git drm/amdgpu: fix mask in GART location calculation We need to mask the lower bits not the upper one. Fixes: ec210e3226dc0 drm/amdgpu: put GART away from VRAM v2 Signed-off-by: Christian König Reviewed-by: Alex Deucher Acked-by: James Zhu Tested-by: James Zhu Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c index ae4467113240..9a5b252784a1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gmc.c @@ -166,7 +166,7 @@ void amdgpu_gmc_gart_location(struct amdgpu_device *adev, struct amdgpu_gmc *mc) else mc->gart_start = mc->mc_mask - mc->gart_size + 1; - mc->gart_start &= four_gb - 1; + mc->gart_start &= ~(four_gb - 1); mc->gart_end = mc->gart_start + mc->gart_size - 1; dev_info(adev->dev, "GART: %lluM 0x%016llX - 0x%016llX\n", mc->gart_size >> 20, mc->gart_start, mc->gart_end);