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drm/xe: Track page table memory usage for client

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Account page table memory usage in the owning client
memory usage stats.

V2:
  - Minor tweak to if (vm->pt_root[id]) check - Himal

Reviewed-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>
Signed-off-by: Tejas Upadhyay <tejas.upadhyay@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
This commit is contained in:
Tejas Upadhyay
2023-09-14 15:25:16 +05:30
committed by Rodrigo Vivi
parent 9e4e9761e6
commit 2ff00c4f77
2 changed files with 10 additions and 0 deletions
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drivers/gpu/drm/xe/xe_pt.c
+3
View File
@@ -7,6 +7,7 @@
#include "xe_bo.h"
#include "xe_device.h"
#include "xe_drm_client.h"
#include "xe_gt.h"
#include "xe_gt_tlb_invalidation.h"
#include "xe_migrate.h"
@@ -196,6 +197,8 @@ struct xe_pt *xe_pt_create(struct xe_vm *vm, struct xe_tile *tile,
pt->level = level;
pt->base.dir = level ? &as_xe_pt_dir(pt)->dir : NULL;
if (vm->xef)
xe_drm_client_add_bo(vm->xef->client, pt->bo);
xe_tile_assert(tile, level <= XE_VM_MAX_LEVEL);
return pt;
drivers/gpu/drm/xe/xe_vm.c
+7
View File
@@ -19,6 +19,7 @@
#include "xe_bo.h"
#include "xe_device.h"
#include "xe_drm_client.h"
#include "xe_exec_queue.h"
#include "xe_gt.h"
#include "xe_gt_pagefault.h"
@@ -1981,6 +1982,7 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data,
struct xe_device *xe = to_xe_device(dev);
struct xe_file *xef = to_xe_file(file);
struct drm_xe_vm_create *args = data;
struct xe_tile *tile;
struct xe_vm *vm;
u32 id, asid;
int err;
@@ -2060,6 +2062,11 @@ int xe_vm_create_ioctl(struct drm_device *dev, void *data,
args->vm_id = id;
vm->xef = xef;
/* Record BO memory for VM pagetable created against client */
for_each_tile(tile, xe, id)
if (vm->pt_root[id])
xe_drm_client_add_bo(vm->xef->client, vm->pt_root[id]->bo);
#if IS_ENABLED(CONFIG_DRM_XE_DEBUG_MEM)
/* Warning: Security issue - never enable by default */
args->reserved[0] = xe_bo_main_addr(vm->pt_root[0]->bo, XE_PAGE_SIZE);