diff options
| author | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2022-04-01 16:12:31 +0100 |
|---|---|---|
| committer | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2022-04-01 16:12:31 +0100 |
| commit | de4fb176622d54a82ea3ceb7362392aaf5ff0b5a (patch) | |
| tree | 8b510763d14d89b97cd719e79834c84e095932d7 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | 9be4c88bb7924f68f88cfd47d925c2d046f51a73 (diff) | |
| parent | 9c6d6652e950fb34295f446676a811f6df5b8561 (diff) | |
Merge branches 'fixes' and 'misc' into for-linus
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 4fcfc2313b8c..5661b82d84d4 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -33,6 +33,7 @@ #include <linux/slab.h> #include <linux/dma-buf.h> +#include <drm/drm_drv.h> #include <drm/amdgpu_drm.h> #include <drm/drm_cache.h> #include "amdgpu.h" @@ -1032,9 +1033,14 @@ int amdgpu_bo_init(struct amdgpu_device *adev) /* On A+A platform, VRAM can be mapped as WB */ if (!adev->gmc.xgmi.connected_to_cpu) { /* reserve PAT memory space to WC for VRAM */ - arch_io_reserve_memtype_wc(adev->gmc.aper_base, + int r = arch_io_reserve_memtype_wc(adev->gmc.aper_base, adev->gmc.aper_size); + if (r) { + DRM_ERROR("Unable to set WC memtype for the aperture base\n"); + return r; + } + /* Add an MTRR for the VRAM */ adev->gmc.vram_mtrr = arch_phys_wc_add(adev->gmc.aper_base, adev->gmc.aper_size); @@ -1056,7 +1062,18 @@ int amdgpu_bo_init(struct amdgpu_device *adev) */ void amdgpu_bo_fini(struct amdgpu_device *adev) { + int idx; + amdgpu_ttm_fini(adev); + + if (drm_dev_enter(adev_to_drm(adev), &idx)) { + + if (!adev->gmc.xgmi.connected_to_cpu) { + arch_phys_wc_del(adev->gmc.vram_mtrr); + arch_io_free_memtype_wc(adev->gmc.aper_base, adev->gmc.aper_size); + } + drm_dev_exit(idx); + } } /** |