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path: root/drivers/gpu/drm/xe/xe_bo.c
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Diffstat (limited to 'drivers/gpu/drm/xe/xe_bo.c')
-rw-r--r--drivers/gpu/drm/xe/xe_bo.c59
1 files changed, 9 insertions, 50 deletions
diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
index 6603a0ea79c5..9c0837b6fdfc 100644
--- a/drivers/gpu/drm/xe/xe_bo.c
+++ b/drivers/gpu/drm/xe/xe_bo.c
@@ -144,9 +144,6 @@ static void try_add_system(struct xe_device *xe, struct xe_bo *bo,
.mem_type = XE_PL_TT,
};
*c += 1;
-
- if (bo->props.preferred_mem_type == XE_BO_PROPS_INVALID)
- bo->props.preferred_mem_type = XE_PL_TT;
}
}
@@ -181,25 +178,15 @@ static void add_vram(struct xe_device *xe, struct xe_bo *bo,
}
places[*c] = place;
*c += 1;
-
- if (bo->props.preferred_mem_type == XE_BO_PROPS_INVALID)
- bo->props.preferred_mem_type = mem_type;
}
static void try_add_vram(struct xe_device *xe, struct xe_bo *bo,
u32 bo_flags, u32 *c)
{
- if (bo->props.preferred_gt == XE_GT1) {
- if (bo_flags & XE_BO_CREATE_VRAM1_BIT)
- add_vram(xe, bo, bo->placements, bo_flags, XE_PL_VRAM1, c);
- if (bo_flags & XE_BO_CREATE_VRAM0_BIT)
- add_vram(xe, bo, bo->placements, bo_flags, XE_PL_VRAM0, c);
- } else {
- if (bo_flags & XE_BO_CREATE_VRAM0_BIT)
- add_vram(xe, bo, bo->placements, bo_flags, XE_PL_VRAM0, c);
- if (bo_flags & XE_BO_CREATE_VRAM1_BIT)
- add_vram(xe, bo, bo->placements, bo_flags, XE_PL_VRAM1, c);
- }
+ if (bo_flags & XE_BO_CREATE_VRAM0_BIT)
+ add_vram(xe, bo, bo->placements, bo_flags, XE_PL_VRAM0, c);
+ if (bo_flags & XE_BO_CREATE_VRAM1_BIT)
+ add_vram(xe, bo, bo->placements, bo_flags, XE_PL_VRAM1, c);
}
static void try_add_stolen(struct xe_device *xe, struct xe_bo *bo,
@@ -223,17 +210,8 @@ static int __xe_bo_placement_for_flags(struct xe_device *xe, struct xe_bo *bo,
{
u32 c = 0;
- bo->props.preferred_mem_type = XE_BO_PROPS_INVALID;
-
- /* The order of placements should indicate preferred location */
-
- if (bo->props.preferred_mem_class == DRM_XE_MEM_REGION_CLASS_SYSMEM) {
- try_add_system(xe, bo, bo_flags, &c);
- try_add_vram(xe, bo, bo_flags, &c);
- } else {
- try_add_vram(xe, bo, bo_flags, &c);
- try_add_system(xe, bo, bo_flags, &c);
- }
+ try_add_vram(xe, bo, bo_flags, &c);
+ try_add_system(xe, bo, bo_flags, &c);
try_add_stolen(xe, bo, bo_flags, &c);
if (!c)
@@ -1126,13 +1104,6 @@ static void xe_gem_object_close(struct drm_gem_object *obj,
}
}
-static bool should_migrate_to_system(struct xe_bo *bo)
-{
- struct xe_device *xe = xe_bo_device(bo);
-
- return xe_device_in_fault_mode(xe) && bo->props.cpu_atomic;
-}
-
static vm_fault_t xe_gem_fault(struct vm_fault *vmf)
{
struct ttm_buffer_object *tbo = vmf->vma->vm_private_data;
@@ -1141,7 +1112,7 @@ static vm_fault_t xe_gem_fault(struct vm_fault *vmf)
struct xe_bo *bo = ttm_to_xe_bo(tbo);
bool needs_rpm = bo->flags & XE_BO_CREATE_VRAM_MASK;
vm_fault_t ret;
- int idx, r = 0;
+ int idx;
if (needs_rpm)
xe_device_mem_access_get(xe);
@@ -1153,17 +1124,8 @@ static vm_fault_t xe_gem_fault(struct vm_fault *vmf)
if (drm_dev_enter(ddev, &idx)) {
trace_xe_bo_cpu_fault(bo);
- if (should_migrate_to_system(bo)) {
- r = xe_bo_migrate(bo, XE_PL_TT);
- if (r == -EBUSY || r == -ERESTARTSYS || r == -EINTR)
- ret = VM_FAULT_NOPAGE;
- else if (r)
- ret = VM_FAULT_SIGBUS;
- }
- if (!ret)
- ret = ttm_bo_vm_fault_reserved(vmf,
- vmf->vma->vm_page_prot,
- TTM_BO_VM_NUM_PREFAULT);
+ ret = ttm_bo_vm_fault_reserved(vmf, vmf->vma->vm_page_prot,
+ TTM_BO_VM_NUM_PREFAULT);
drm_dev_exit(idx);
} else {
ret = ttm_bo_vm_dummy_page(vmf, vmf->vma->vm_page_prot);
@@ -1291,9 +1253,6 @@ struct xe_bo *___xe_bo_create_locked(struct xe_device *xe, struct xe_bo *bo,
bo->flags = flags;
bo->cpu_caching = cpu_caching;
bo->ttm.base.funcs = &xe_gem_object_funcs;
- bo->props.preferred_mem_class = XE_BO_PROPS_INVALID;
- bo->props.preferred_gt = XE_BO_PROPS_INVALID;
- bo->props.preferred_mem_type = XE_BO_PROPS_INVALID;
bo->ttm.priority = XE_BO_PRIORITY_NORMAL;
INIT_LIST_HEAD(&bo->pinned_link);
#ifdef CONFIG_PROC_FS