intel/ppgtt: 4096 replaced by PAGE_SIZE

Usage of number 4096 replaced by PAGE_SIZE.

Signed-off-by: Sergii Romantsov <sergii.romantsov@globallogic.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>

src/mesa/drivers/dri/i965/brw_bufmgr.c

@@ -195,7 +195,7 @@ bo_tile_size(struct brw_bufmgr *bufmgr, uint64_t size, uint32_t tiling)
       return size;
 
    /* 965+ just need multiples of page size for tiling */
-   return ALIGN(size, 4096);
+   return ALIGN(size, PAGE_SIZE);
 }
 
 /*
@@ -1577,12 +1577,12 @@ init_cache_buckets(struct brw_bufmgr *bufmgr)
     * width/height alignment and rounding of sizes to pages will
     * get us useful cache hit rates anyway)
     */
-   add_bucket(bufmgr, 4096);
-   add_bucket(bufmgr, 4096 * 2);
-   add_bucket(bufmgr, 4096 * 3);
+   add_bucket(bufmgr, PAGE_SIZE);
+   add_bucket(bufmgr, PAGE_SIZE * 2);
+   add_bucket(bufmgr, PAGE_SIZE * 3);
 
    /* Initialize the linked lists for BO reuse cache. */
-   for (size = 4 * 4096; size <= cache_max_size; size *= 2) {
+   for (size = 4 * PAGE_SIZE; size <= cache_max_size; size *= 2) {
       add_bucket(bufmgr, size);
 
       add_bucket(bufmgr, size + size * 1 / 4);
@@ -1728,7 +1728,7 @@ brw_bufmgr_init(struct gen_device_info *devinfo, int fd)
          bufmgr->initial_kflags |= EXEC_OBJECT_PINNED;
 
          util_vma_heap_init(&bufmgr->vma_allocator[BRW_MEMZONE_LOW_4G],
-                            4096, _4GB);
+                            PAGE_SIZE, _4GB);
          util_vma_heap_init(&bufmgr->vma_allocator[BRW_MEMZONE_OTHER],
                             1 * _4GB, gtt_size - 1 * _4GB);
       } else if (devinfo->gen >= 10) {