From: Thomas Hellstrom Date: Mon, 20 Jan 2014 10:33:04 +0000 (+0100) Subject: drm/vmwgfx: Fix recently introduced sparse / smatch warnings and errors X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3e894a6259964618e29809b844bffaaf9849067b;p=linux-beck.git drm/vmwgfx: Fix recently introduced sparse / smatch warnings and errors Reported-by: Fengguang Wu Signed-off-by: Thomas Hellstrom Reviewed-by: Jakob Bornecrant --- diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_context.c b/drivers/gpu/drm/vmwgfx/vmwgfx_context.c index 97aa55159107..82c41daebc0e 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_context.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_context.c @@ -744,7 +744,7 @@ static void vmw_context_binding_transfer(struct vmw_ctx_binding_state *cbs, * Emits FIFO commands to scrub a binding represented by @cb. * Then stops tracking the binding and re-initializes its storage. */ -void vmw_context_binding_kill(struct vmw_ctx_binding *cb) +static void vmw_context_binding_kill(struct vmw_ctx_binding *cb) { (void) vmw_scrub_funcs[cb->bi.bt](&cb->bi); vmw_context_binding_drop(cb); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 078b9b0d2dfe..9893328f8fdc 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -680,8 +680,10 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset) dev_priv->prim_bb_mem = dev_priv->vram_size; ret = vmw_dma_masks(dev_priv); - if (unlikely(ret != 0)) + if (unlikely(ret != 0)) { + mutex_unlock(&dev_priv->hw_mutex); goto out_err0; + } if (unlikely(dev_priv->prim_bb_mem < dev_priv->vram_size)) dev_priv->prim_bb_mem = dev_priv->vram_size; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c index ad29651a4302..4910e7b81811 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_mob.c @@ -35,19 +35,11 @@ #ifdef CONFIG_64BIT #define VMW_PPN_SIZE 8 -#define vmw_cmd_set_otable_base SVGA3dCmdSetOTableBase64 -#define VMW_ID_SET_OTABLE_BASE SVGA_3D_CMD_SET_OTABLE_BASE64 -#define vmw_cmd_define_gb_mob SVGA3dCmdDefineGBMob64 -#define VMW_ID_DEFINE_GB_MOB SVGA_3D_CMD_DEFINE_GB_MOB64 #define VMW_MOBFMT_PTDEPTH_0 SVGA3D_MOBFMT_PTDEPTH64_0 #define VMW_MOBFMT_PTDEPTH_1 SVGA3D_MOBFMT_PTDEPTH64_1 #define VMW_MOBFMT_PTDEPTH_2 SVGA3D_MOBFMT_PTDEPTH64_2 #else #define VMW_PPN_SIZE 4 -#define vmw_cmd_set_otable_base SVGA3dCmdSetOTableBase -#define VMW_ID_SET_OTABLE_BASE SVGA_3D_CMD_SET_OTABLE_BASE -#define vmw_cmd_define_gb_mob SVGA3dCmdDefineGBMob -#define VMW_ID_DEFINE_GB_MOB SVGA_3D_CMD_DEFINE_GB_MOB #define VMW_MOBFMT_PTDEPTH_0 SVGA3D_MOBFMT_PTDEPTH_0 #define VMW_MOBFMT_PTDEPTH_1 SVGA3D_MOBFMT_PTDEPTH_1 #define VMW_MOBFMT_PTDEPTH_2 SVGA3D_MOBFMT_PTDEPTH_2 @@ -105,7 +97,7 @@ static int vmw_setup_otable_base(struct vmw_private *dev_priv, { struct { SVGA3dCmdHeader header; - vmw_cmd_set_otable_base body; + SVGA3dCmdSetOTableBase64 body; } *cmd; struct vmw_mob *mob; const struct vmw_sg_table *vsgt; @@ -146,10 +138,10 @@ static int vmw_setup_otable_base(struct vmw_private *dev_priv, } memset(cmd, 0, sizeof(*cmd)); - cmd->header.id = VMW_ID_SET_OTABLE_BASE; + cmd->header.id = SVGA_3D_CMD_SET_OTABLE_BASE64; cmd->header.size = sizeof(cmd->body); cmd->body.type = type; - cmd->body.baseAddress = mob->pt_root_page >> PAGE_SHIFT; + cmd->body.baseAddress = cpu_to_le64(mob->pt_root_page >> PAGE_SHIFT); cmd->body.sizeInBytes = otable->size; cmd->body.validSizeInBytes = 0; cmd->body.ptDepth = mob->pt_level; @@ -188,11 +180,12 @@ static void vmw_takedown_otable_base(struct vmw_private *dev_priv, SVGA3dCmdHeader header; SVGA3dCmdSetOTableBase body; } *cmd; - struct ttm_buffer_object *bo = otable->page_table->pt_bo; + struct ttm_buffer_object *bo; if (otable->page_table == NULL) return; + bo = otable->page_table->pt_bo; cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd)); if (unlikely(cmd == NULL)) DRM_ERROR("Failed reserving FIFO space for OTable setup.\n"); @@ -210,7 +203,7 @@ static void vmw_takedown_otable_base(struct vmw_private *dev_priv, if (bo) { int ret; - ret = ttm_bo_reserve(bo, false, true, false, false); + ret = ttm_bo_reserve(bo, false, true, false, NULL); BUG_ON(ret != 0); vmw_fence_single_bo(bo, NULL); @@ -276,7 +269,7 @@ int vmw_otables_setup(struct vmw_private *dev_priv) if (unlikely(ret != 0)) goto out_no_bo; - ret = ttm_bo_reserve(dev_priv->otable_bo, false, true, false, false); + ret = ttm_bo_reserve(dev_priv->otable_bo, false, true, false, NULL); BUG_ON(ret != 0); ret = vmw_bo_driver.ttm_tt_populate(dev_priv->otable_bo->ttm); if (unlikely(ret != 0)) @@ -329,7 +322,7 @@ void vmw_otables_takedown(struct vmw_private *dev_priv) vmw_takedown_otable_base(dev_priv, i, &dev_priv->otables[i]); - ret = ttm_bo_reserve(bo, false, true, false, false); + ret = ttm_bo_reserve(bo, false, true, false, NULL); BUG_ON(ret != 0); vmw_fence_single_bo(bo, NULL); @@ -402,7 +395,7 @@ static int vmw_mob_pt_populate(struct vmw_private *dev_priv, if (unlikely(ret != 0)) return ret; - ret = ttm_bo_reserve(mob->pt_bo, false, true, false, false); + ret = ttm_bo_reserve(mob->pt_bo, false, true, false, NULL); BUG_ON(ret != 0); ret = vmw_bo_driver.ttm_tt_populate(mob->pt_bo->ttm); @@ -433,15 +426,15 @@ out_unreserve: * *@addr according to the page table entry size. */ #if (VMW_PPN_SIZE == 8) -static void vmw_mob_assign_ppn(uint32_t **addr, dma_addr_t val) +static void vmw_mob_assign_ppn(__le32 **addr, dma_addr_t val) { - *((uint64_t *) *addr) = val >> PAGE_SHIFT; + *((__le64 *) *addr) = cpu_to_le64(val >> PAGE_SHIFT); *addr += 2; } #else -static void vmw_mob_assign_ppn(uint32_t **addr, dma_addr_t val) +static void vmw_mob_assign_ppn(__le32 **addr, dma_addr_t val) { - *(*addr)++ = val >> PAGE_SHIFT; + *(*addr)++ = cpu_to_le32(val >> PAGE_SHIFT); } #endif @@ -463,7 +456,7 @@ static unsigned long vmw_mob_build_pt(struct vmw_piter *data_iter, unsigned long pt_size = num_data_pages * VMW_PPN_SIZE; unsigned long num_pt_pages = DIV_ROUND_UP(pt_size, PAGE_SIZE); unsigned long pt_page; - uint32_t *addr, *save_addr; + __le32 *addr, *save_addr; unsigned long i; struct page *page; @@ -507,7 +500,7 @@ static void vmw_mob_pt_setup(struct vmw_mob *mob, const struct vmw_sg_table *vsgt; int ret; - ret = ttm_bo_reserve(bo, false, true, false, 0); + ret = ttm_bo_reserve(bo, false, true, false, NULL); BUG_ON(ret != 0); vsgt = vmw_bo_sg_table(bo); @@ -557,7 +550,7 @@ void vmw_mob_unbind(struct vmw_private *dev_priv, struct ttm_buffer_object *bo = mob->pt_bo; if (bo) { - ret = ttm_bo_reserve(bo, false, true, false, 0); + ret = ttm_bo_reserve(bo, false, true, false, NULL); /* * Noone else should be using this buffer. */ @@ -606,7 +599,7 @@ int vmw_mob_bind(struct vmw_private *dev_priv, struct vmw_piter data_iter; struct { SVGA3dCmdHeader header; - vmw_cmd_define_gb_mob body; + SVGA3dCmdDefineGBMob64 body; } *cmd; mob->id = mob_id; @@ -639,11 +632,11 @@ int vmw_mob_bind(struct vmw_private *dev_priv, goto out_no_cmd_space; } - cmd->header.id = VMW_ID_DEFINE_GB_MOB; + cmd->header.id = SVGA_3D_CMD_DEFINE_GB_MOB64; cmd->header.size = sizeof(cmd->body); cmd->body.mobid = mob_id; cmd->body.ptDepth = mob->pt_level; - cmd->body.base = mob->pt_root_page >> PAGE_SHIFT; + cmd->body.base = cpu_to_le64(mob->pt_root_page >> PAGE_SHIFT); cmd->body.sizeInBytes = num_data_pages * PAGE_SIZE; vmw_fifo_commit(dev_priv, sizeof(*cmd)); diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c index 813bd0a2abaf..1457ec4b7125 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_shader.c @@ -264,6 +264,7 @@ static int vmw_gb_shader_destroy(struct vmw_resource *res) if (unlikely(cmd == NULL)) { DRM_ERROR("Failed reserving FIFO space for shader " "destruction.\n"); + mutex_unlock(&dev_priv->binding_mutex); return -ENOMEM; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c index 3bb3331acdaf..979da1c246a5 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c @@ -1117,6 +1117,7 @@ static int vmw_gb_surface_destroy(struct vmw_resource *res) if (unlikely(cmd == NULL)) { DRM_ERROR("Failed reserving FIFO space for surface " "destruction.\n"); + mutex_unlock(&dev_priv->binding_mutex); return -ENOMEM; }