From e3f202798aaa808e7a38faa8c3a9f0aa93b85cc0 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Christian=20K=C3=B6nig?= Date: Thu, 3 Jul 2014 09:02:23 +0200 Subject: [PATCH] drm/ttm: fix handling of TTM_PL_FLAG_TOPDOWN v2 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit bo->mem.placement is not initialized when ttm_bo_man_get_node is called, so the flag had no effect at all. v2: change nouveau and vmwgfx as well Signed-off-by: Christian König Cc: stable@vger.kernel.org Signed-off-by: Dave Airlie --- drivers/gpu/drm/nouveau/nouveau_ttm.c | 3 +++ drivers/gpu/drm/ttm/ttm_bo.c | 6 +++--- drivers/gpu/drm/ttm/ttm_bo_manager.c | 3 ++- drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c | 1 + include/drm/ttm/ttm_bo_driver.h | 2 ++ 5 files changed, 11 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c index ab0228f640a5..7e185c122750 100644 --- a/drivers/gpu/drm/nouveau/nouveau_ttm.c +++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c @@ -76,6 +76,7 @@ static int nouveau_vram_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem) { struct nouveau_drm *drm = nouveau_bdev(man->bdev); @@ -162,6 +163,7 @@ static int nouveau_gart_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem) { struct nouveau_drm *drm = nouveau_bdev(bo->bdev); @@ -242,6 +244,7 @@ static int nv04_gart_manager_new(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem) { struct nouveau_mem *node; diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index 4ab9f7171c4f..a13a10025ec7 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -784,7 +784,7 @@ static int ttm_bo_mem_force_space(struct ttm_buffer_object *bo, int ret; do { - ret = (*man->func->get_node)(man, bo, placement, mem); + ret = (*man->func->get_node)(man, bo, placement, 0, mem); if (unlikely(ret != 0)) return ret; if (mem->mm_node) @@ -897,7 +897,8 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo, if (man->has_type && man->use_type) { type_found = true; - ret = (*man->func->get_node)(man, bo, placement, mem); + ret = (*man->func->get_node)(man, bo, placement, + cur_flags, mem); if (unlikely(ret)) return ret; } @@ -937,7 +938,6 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo, ttm_flag_masked(&cur_flags, placement->busy_placement[i], ~TTM_PL_MASK_MEMTYPE); - if (mem_type == TTM_PL_SYSTEM) { mem->mem_type = mem_type; mem->placement = cur_flags; diff --git a/drivers/gpu/drm/ttm/ttm_bo_manager.c b/drivers/gpu/drm/ttm/ttm_bo_manager.c index bd850c9f4bca..9e103a4875c8 100644 --- a/drivers/gpu/drm/ttm/ttm_bo_manager.c +++ b/drivers/gpu/drm/ttm/ttm_bo_manager.c @@ -50,6 +50,7 @@ struct ttm_range_manager { static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem) { struct ttm_range_manager *rman = (struct ttm_range_manager *) man->priv; @@ -67,7 +68,7 @@ static int ttm_bo_man_get_node(struct ttm_mem_type_manager *man, if (!node) return -ENOMEM; - if (bo->mem.placement & TTM_PL_FLAG_TOPDOWN) + if (flags & TTM_PL_FLAG_TOPDOWN) aflags = DRM_MM_CREATE_TOP; spin_lock(&rman->lock); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c index b1273e8e9a69..26f8bdde3529 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_gmrid_manager.c @@ -47,6 +47,7 @@ struct vmwgfx_gmrid_man { static int vmw_gmrid_man_get_node(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem) { struct vmwgfx_gmrid_man *gman = diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h index e3f8c99a8a9d..202f0a7171e8 100644 --- a/include/drm/ttm/ttm_bo_driver.h +++ b/include/drm/ttm/ttm_bo_driver.h @@ -182,6 +182,7 @@ struct ttm_mem_type_manager_func { * @man: Pointer to a memory type manager. * @bo: Pointer to the buffer object we're allocating space for. * @placement: Placement details. + * @flags: Additional placement flags. * @mem: Pointer to a struct ttm_mem_reg to be filled in. * * This function should allocate space in the memory type managed @@ -206,6 +207,7 @@ struct ttm_mem_type_manager_func { int (*get_node)(struct ttm_mem_type_manager *man, struct ttm_buffer_object *bo, struct ttm_placement *placement, + uint32_t flags, struct ttm_mem_reg *mem); /**