6.8-stable review patch. If anyone has any objections, please let me know.
------------------
From: Nirmoy Das <nirmoy.das@xxxxxxxxx>
[ Upstream commit fd00fe8cdbb241644131ece133a2eb1c3951f21e ]
Property struct is not being used so remove it and related dead code.
Fixes: ddfa2d6a846a ("drm/xe/uapi: Kill VM_MADVISE IOCTL")
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Cc: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
Cc: intel-xe@xxxxxxxxxxxxxxxxxxxxx
Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxxxx>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20240311151159.10036-1-nirmoy.das@xxxxxxxxx
Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
(cherry picked from commit 002d8f0b4f76aabbf8e00c538a124b91625d7260)
Signed-off-by: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/xe/xe_bo.c | 59 +++++---------------------------
drivers/gpu/drm/xe/xe_bo_types.h | 19 ----------
2 files changed, 9 insertions(+), 69 deletions(-)
diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
index 4d3b80ec906d0..eb2c44a328278 100644
--- a/drivers/gpu/drm/xe/xe_bo.c
+++ b/drivers/gpu/drm/xe/xe_bo.c
@@ -140,9 +140,6 @@ 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;
}
}
@@ -177,25 +174,15 @@ 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,
@@ -219,17 +206,8 @@ 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)
@@ -1106,19 +1084,12 @@ 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;
struct drm_device *ddev = tbo->base.dev;
vm_fault_t ret;
- int idx, r = 0;
+ int idx;
ret = ttm_bo_vm_reserve(tbo, vmf);
if (ret)
@@ -1129,17 +1100,8 @@ static vm_fault_t xe_gem_fault(struct vm_fault *vmf)
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);
@@ -1253,9 +1215,6 @@ 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
diff --git a/drivers/gpu/drm/xe/xe_bo_types.h b/drivers/gpu/drm/xe/xe_bo_types.h
index 64c2249a4e407..81dca15315d5c 100644
--- a/drivers/gpu/drm/xe/xe_bo_types.h
+++ b/drivers/gpu/drm/xe/xe_bo_types.h
@@ -56,25 +56,6 @@ struct xe_bo {
*/
struct list_head client_link;
#endif
- /** @props: BO user controlled properties */
- struct {
- /** @preferred_mem: preferred memory class for this BO */
- s16 preferred_mem_class;
- /** @prefered_gt: preferred GT for this BO */
- s16 preferred_gt;
- /** @preferred_mem_type: preferred memory type */
- s32 preferred_mem_type;
- /**
- * @cpu_atomic: the CPU expects to do atomics operations to
- * this BO
- */
- bool cpu_atomic;
- /**
- * @device_atomic: the device expects to do atomics operations
- * to this BO
- */
- bool device_atomic;
- } props;
/** @freed: List node for delayed put. */
struct llist_node freed;
/** @created: Whether the bo has passed initial creation */
--
2.43.0
