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authorThomas Zimmermann <tzimmermann@suse.de>2022-10-20 09:09:00 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2022-10-20 09:09:00 +0200
commit1aca5ce036e3499336d1a2ace3070f908381c055 (patch)
tree32b53fca3cff8c6c084d9c1d94d1761c3618e739 /drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
parentdrm/amdgpu: use DRM_SCHED_FENCE_DONT_PIPELINE for VM updates (diff)
parentLinux 6.1-rc1 (diff)
downloadwireguard-linux-1aca5ce036e3499336d1a2ace3070f908381c055.tar.xz
wireguard-linux-1aca5ce036e3499336d1a2ace3070f908381c055.zip
Merge drm/drm-fixes into drm-misc-fixes
Backmerging to get v6.1-rc1. Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
index 8c6b2284cf56..1f3302aebeff 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
@@ -205,6 +205,42 @@ void amdgpu_gtt_mgr_recover(struct amdgpu_gtt_mgr *mgr)
}
/**
+ * amdgpu_gtt_mgr_intersects - test for intersection
+ *
+ * @man: Our manager object
+ * @res: The resource to test
+ * @place: The place for the new allocation
+ * @size: The size of the new allocation
+ *
+ * Simplified intersection test, only interesting if we need GART or not.
+ */
+static bool amdgpu_gtt_mgr_intersects(struct ttm_resource_manager *man,
+ struct ttm_resource *res,
+ const struct ttm_place *place,
+ size_t size)
+{
+ return !place->lpfn || amdgpu_gtt_mgr_has_gart_addr(res);
+}
+
+/**
+ * amdgpu_gtt_mgr_compatible - test for compatibility
+ *
+ * @man: Our manager object
+ * @res: The resource to test
+ * @place: The place for the new allocation
+ * @size: The size of the new allocation
+ *
+ * Simplified compatibility test.
+ */
+static bool amdgpu_gtt_mgr_compatible(struct ttm_resource_manager *man,
+ struct ttm_resource *res,
+ const struct ttm_place *place,
+ size_t size)
+{
+ return !place->lpfn || amdgpu_gtt_mgr_has_gart_addr(res);
+}
+
+/**
* amdgpu_gtt_mgr_debug - dump VRAM table
*
* @man: TTM memory type manager
@@ -225,6 +261,8 @@ static void amdgpu_gtt_mgr_debug(struct ttm_resource_manager *man,
static const struct ttm_resource_manager_func amdgpu_gtt_mgr_func = {
.alloc = amdgpu_gtt_mgr_new,
.free = amdgpu_gtt_mgr_del,
+ .intersects = amdgpu_gtt_mgr_intersects,
+ .compatible = amdgpu_gtt_mgr_compatible,
.debug = amdgpu_gtt_mgr_debug
};