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drm/xe: Implement cgroup for vram

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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@kernel.org>
Signed-off-by: Maarten Lankhorst <dev@lankhorst.se>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20241204134410.1161769-5-dev@lankhorst.se
Signed-off-by: Maxime Ripard <mripard@kernel.org>
This commit is contained in:
Maarten Lankhorst
2024-12-04 14:44:04 +01:00
committed by Maxime Ripard
parent 2b624a2c18
commit dfe6aa163c
1 changed files with 8 additions and 0 deletions
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8
drivers/gpu/drm/xe/xe_ttm_vram_mgr.c
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@@ -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>
@@ -339,6 +340,13 @@ 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);