Add vram based cgroup eviction to Xe.
Most hardware with VRAM uses TTM for its management, and can be
similarly trivially enabled.
Co-developed-by: Maxime Ripard <mripard@xxxxxxxxxx>
Signed-off-by: Maxime Ripard <mripard@xxxxxxxxxx>
Signed-off-by: Maarten Lankhorst <dev@xxxxxxxxxxxx>
---
drivers/gpu/drm/xe/xe_ttm_vram_mgr.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
index c95728c45ea48..f4a16e5fa7700 100644
--- a/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
+++ b/drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
@@ -5,6 +5,7 @@
*/
#include <drm/drm_managed.h>
+#include <drm/drm_drv.h>
#include <drm/ttm/ttm_placement.h>
#include <drm/ttm/ttm_range_manager.h>
@@ -311,6 +312,13 @@ int __xe_ttm_vram_mgr_init(struct xe_device *xe, struct xe_ttm_vram_mgr *mgr,
struct ttm_resource_manager *man = &mgr->manager;
int err;
+ if (mem_type != XE_PL_STOLEN) {
+ const char *name = mem_type == XE_PL_VRAM0 ? "vram0" : "vram1";
+ man->cg = drmm_cgroup_register_region(&xe->drm, name, size);
+ if (IS_ERR(man->cg))
+ return PTR_ERR(man->cg);
+ }
+
man->func = &xe_ttm_vram_mgr_func;
mgr->mem_type = mem_type;
mutex_init(&mgr->lock);
--
2.43.0
