diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_mmio.c')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_mmio.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/drivers/gpu/drm/xe/xe_mmio.c b/drivers/gpu/drm/xe/xe_mmio.c index 3ccc0af4430b..054ad752303f 100644 --- a/drivers/gpu/drm/xe/xe_mmio.c +++ b/drivers/gpu/drm/xe/xe_mmio.c @@ -318,26 +318,28 @@ int xe_mmio_probe_vram(struct xe_device *xe) static void xe_mmio_probe_tiles(struct xe_device *xe) { + u8 adj_tile_count = xe->info.tile_count; struct xe_gt *gt = xe_root_mmio_gt(xe); u32 mtcfg; - u8 adj_tile_count; u8 id; if (xe->info.tile_count == 1) return; - mtcfg = xe_mmio_read64_2x32(gt, XEHP_MTCFG_ADDR); - adj_tile_count = xe->info.tile_count = - REG_FIELD_GET(TILE_COUNT, mtcfg) + 1; + if (!xe->info.bypass_mtcfg) { + mtcfg = xe_mmio_read64_2x32(gt, XEHP_MTCFG_ADDR); + adj_tile_count = xe->info.tile_count = + REG_FIELD_GET(TILE_COUNT, mtcfg) + 1; - /* - * FIXME: Needs some work for standalone media, but should be impossible - * with multi-tile for now. - */ - xe->info.gt_count = xe->info.tile_count; + /* + * FIXME: Needs some work for standalone media, but should be impossible + * with multi-tile for now. + */ + xe->info.gt_count = xe->info.tile_count; - drm_info(&xe->drm, "tile_count: %d, adj_tile_count %d\n", - xe->info.tile_count, adj_tile_count); + drm_info(&xe->drm, "tile_count: %d, adj_tile_count %d\n", + xe->info.tile_count, adj_tile_count); + } if (xe->info.tile_count > 1) { const int mmio_bar = 0; |