diff options
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 687 |
1 files changed, 302 insertions, 385 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index e7c93f422a7e..0d703f431f1f 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -54,7 +54,7 @@ __type body; \ } __var -/* +/** * struct vmw_relocation - Buffer object relocation * * @head: List head for the command submission context's relocation list @@ -78,9 +78,8 @@ struct vmw_relocation { * command stream is replaced with the actual id after validation. * @vmw_res_rel_nop: NOP relocation. The command is unconditionally replaced * with a NOP. - * @vmw_res_rel_cond_nop: Conditional NOP relocation. If the resource id - * after validation is -1, the command is replaced with a NOP. Otherwise no - * action. + * @vmw_res_rel_cond_nop: Conditional NOP relocation. If the resource id after + * validation is -1, the command is replaced with a NOP. Otherwise no action. */ enum vmw_resource_relocation_type { vmw_res_rel_normal, @@ -94,8 +93,8 @@ enum vmw_resource_relocation_type { * * @head: List head for the software context's relocation list. * @res: Non-ref-counted pointer to the resource. - * @offset: Offset of single byte entries into the command buffer where the - * id that needs fixup is located. + * @offset: Offset of single byte entries into the command buffer where the id + * that needs fixup is located. * @rel_type: Type of relocation. */ struct vmw_resource_relocation { @@ -105,8 +104,9 @@ struct vmw_resource_relocation { enum vmw_resource_relocation_type rel_type:3; }; -/* +/** * struct vmw_ctx_validation_info - Extra validation metadata for contexts + * * @head: List head of context list * @ctx: The context resource * @cur: The context's persistent binding state @@ -161,9 +161,10 @@ static size_t vmw_ptr_diff(void *a, void *b) /** * vmw_execbuf_bindings_commit - Commit modified binding state + * * @sw_context: The command submission context - * @backoff: Whether this is part of the error path and binding state - * changes should be ignored + * @backoff: Whether this is part of the error path and binding state changes + * should be ignored */ static void vmw_execbuf_bindings_commit(struct vmw_sw_context *sw_context, bool backoff) @@ -173,6 +174,7 @@ static void vmw_execbuf_bindings_commit(struct vmw_sw_context *sw_context, list_for_each_entry(entry, &sw_context->ctx_list, head) { if (!backoff) vmw_binding_state_commit(entry->cur, entry->staged); + if (entry->staged != sw_context->staged_bindings) vmw_binding_state_free(entry->staged); else @@ -185,6 +187,7 @@ static void vmw_execbuf_bindings_commit(struct vmw_sw_context *sw_context, /** * vmw_bind_dx_query_mob - Bind the DX query MOB if referenced + * * @sw_context: The command submission context */ static void vmw_bind_dx_query_mob(struct vmw_sw_context *sw_context) @@ -195,8 +198,8 @@ static void vmw_bind_dx_query_mob(struct vmw_sw_context *sw_context) } /** - * vmw_cmd_ctx_first_setup - Perform the setup needed when a context is - * added to the validate list. + * vmw_cmd_ctx_first_setup - Perform the setup needed when a context is added to + * the validate list. * * @dev_priv: Pointer to the device private: * @sw_context: The command submission context @@ -214,8 +217,7 @@ static int vmw_cmd_ctx_first_setup(struct vmw_private *dev_priv, goto out_err; if (!sw_context->staged_bindings) { - sw_context->staged_bindings = - vmw_binding_state_alloc(dev_priv); + sw_context->staged_bindings = vmw_binding_state_alloc(dev_priv); if (IS_ERR(sw_context->staged_bindings)) { ret = PTR_ERR(sw_context->staged_bindings); sw_context->staged_bindings = NULL; @@ -240,19 +242,20 @@ static int vmw_cmd_ctx_first_setup(struct vmw_private *dev_priv, list_add_tail(&node->head, &sw_context->ctx_list); return 0; + out_err: return ret; } /** - * vmw_execbuf_res_size - calculate extra size fore the resource validation - * node + * vmw_execbuf_res_size - calculate extra size fore the resource validation node + * * @dev_priv: Pointer to the device private struct. * @res_type: The resource type. * - * Guest-backed contexts and DX contexts require extra size to store - * execbuf private information in the validation node. Typically the - * binding manager associated data structures. + * Guest-backed contexts and DX contexts require extra size to store execbuf + * private information in the validation node. Typically the binding manager + * associated data structures. * * Returns: The extra size requirement based on resource type. */ @@ -269,8 +272,8 @@ static unsigned int vmw_execbuf_res_size(struct vmw_private *dev_priv, * * @rcache: Pointer to the entry to update. * @res: Pointer to the resource. - * @private: Pointer to the execbuf-private space in the resource - * validation node. + * @private: Pointer to the execbuf-private space in the resource validation + * node. */ static void vmw_execbuf_rcache_update(struct vmw_res_cache_entry *rcache, struct vmw_resource *res, @@ -283,15 +286,15 @@ static void vmw_execbuf_rcache_update(struct vmw_res_cache_entry *rcache, } /** - * vmw_execbuf_res_noref_val_add - Add a resource described by an - * unreferenced rcu-protected pointer to the validation list. + * vmw_execbuf_res_noref_val_add - Add a resource described by an unreferenced + * rcu-protected pointer to the validation list. + * * @sw_context: Pointer to the software context. * @res: Unreferenced rcu-protected pointer to the resource. * @dirty: Whether to change dirty status. * - * Returns: 0 on success. Negative error code on failure. Typical error - * codes are %-EINVAL on inconsistency and %-ESRCH if the resource was - * doomed. + * Returns: 0 on success. Negative error code on failure. Typical error codes + * are %-EINVAL on inconsistency and %-ESRCH if the resource was doomed. */ static int vmw_execbuf_res_noref_val_add(struct vmw_sw_context *sw_context, struct vmw_resource *res, @@ -338,6 +341,7 @@ static int vmw_execbuf_res_noref_val_add(struct vmw_sw_context *sw_context, /** * vmw_execbuf_res_noctx_val_add - Add a non-context resource to the resource * validation list if it's not already on it + * * @sw_context: Pointer to the software context. * @res: Pointer to the resource. * @dirty: Whether to change dirty status. @@ -372,8 +376,8 @@ static int vmw_execbuf_res_noctx_val_add(struct vmw_sw_context *sw_context, } /** - * vmw_view_res_val_add - Add a view and the surface it's pointing to - * to the validation list + * vmw_view_res_val_add - Add a view and the surface it's pointing to to the + * validation list * * @sw_context: The software context holding the validation list. * @view: Pointer to the view resource. @@ -386,8 +390,8 @@ static int vmw_view_res_val_add(struct vmw_sw_context *sw_context, int ret; /* - * First add the resource the view is pointing to, otherwise - * it may be swapped out when the view is validated. + * First add the resource the view is pointing to, otherwise it may be + * swapped out when the view is validated. */ ret = vmw_execbuf_res_noctx_val_add(sw_context, vmw_view_srf(view), vmw_view_dirtying(view)); @@ -399,16 +403,16 @@ static int vmw_view_res_val_add(struct vmw_sw_context *sw_context, } /** - * vmw_view_id_val_add - Look up a view and add it and the surface it's - * pointing to to the validation list. + * vmw_view_id_val_add - Look up a view and add it and the surface it's pointing + * to to the validation list. * * @sw_context: The software context holding the validation list. * @view_type: The view type to look up. * @id: view id of the view. * - * The view is represented by a view id and the DX context it's created on, - * or scheduled for creation on. If there is no DX context set, the function - * will return an -EINVAL error pointer. + * The view is represented by a view id and the DX context it's created on, or + * scheduled for creation on. If there is no DX context set, the function will + * return an -EINVAL error pointer. * * Returns: Unreferenced pointer to the resource on success, negative error * pointer on failure. @@ -443,8 +447,8 @@ vmw_view_id_val_add(struct vmw_sw_context *sw_context, * @sw_context: Pointer to a software context used for this command submission * @ctx: Pointer to the context resource * - * This function puts all resources that were previously bound to @ctx on - * the resource validation list. This is part of the context state reemission + * This function puts all resources that were previously bound to @ctx on the + * resource validation list. This is part of the context state reemission */ static int vmw_resource_context_res_add(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, @@ -470,7 +474,6 @@ static int vmw_resource_context_res_add(struct vmw_private *dev_priv, } } - /* Add all resources bound to the context to the validation list */ mutex_lock(&dev_priv->binding_mutex); binding_list = vmw_context_binding_list(ctx); @@ -504,8 +507,8 @@ static int vmw_resource_context_res_add(struct vmw_private *dev_priv, * * @list: Pointer to head of relocation list. * @res: The resource. - * @offset: Offset into the command buffer currently being parsed where the - * id that needs fixup is located. Granularity is one byte. + * @offset: Offset into the command buffer currently being parsed where the id + * that needs fixup is located. Granularity is one byte. * @rel_type: Relocation type. */ static int vmw_resource_relocation_add(struct vmw_sw_context *sw_context, @@ -538,17 +541,15 @@ static int vmw_resource_relocation_add(struct vmw_sw_context *sw_context, static void vmw_resource_relocations_free(struct list_head *list) { /* Memory is validation context memory, so no need to free it */ - INIT_LIST_HEAD(list); } /** * vmw_resource_relocations_apply - Apply all relocations on a list * - * @cb: Pointer to the start of the command buffer bein patch. This need - * not be the same buffer as the one being parsed when the relocation - * list was built, but the contents must be the same modulo the - * resource ids. + * @cb: Pointer to the start of the command buffer bein patch. This need not be + * the same buffer as the one being parsed when the relocation list was built, + * but the contents must be the same modulo the resource ids. * @list: Pointer to the head of the relocation list. */ static void vmw_resource_relocations_apply(uint32_t *cb, @@ -592,14 +593,14 @@ static int vmw_cmd_ok(struct vmw_private *dev_priv, } /** - * vmw_resources_reserve - Reserve all resources on the sw_context's - * resource list. + * vmw_resources_reserve - Reserve all resources on the sw_context's resource + * list. * * @sw_context: Pointer to the software context. * - * Note that since vmware's command submission currently is protected by - * the cmdbuf mutex, no fancy deadlock avoidance is required for resources, - * since only a single thread at once will attempt this. + * Note that since vmware's command submission currently is protected by the + * cmdbuf mutex, no fancy deadlock avoidance is required for resources, since + * only a single thread at once will attempt this. */ static int vmw_resources_reserve(struct vmw_sw_context *sw_context) { @@ -624,18 +625,18 @@ static int vmw_resources_reserve(struct vmw_sw_context *sw_context) } /** - * vmw_cmd_res_check - Check that a resource is present and if so, put it - * on the resource validate list unless it's already there. + * vmw_cmd_res_check - Check that a resource is present and if so, put it on the + * resource validate list unless it's already there. * * @dev_priv: Pointer to a device private structure. * @sw_context: Pointer to the software context. * @res_type: Resource type. * @dirty: Whether to change dirty status. * @converter: User-space visisble type specific information. - * @id_loc: Pointer to the location in the command buffer currently being - * parsed from where the user-space resource id handle is located. - * @p_val: Pointer to pointer to resource validalidation node. Populated - * on exit. + * @id_loc: Pointer to the location in the command buffer currently being parsed + * from where the user-space resource id handle is located. + * @p_val: Pointer to pointer to resource validalidation node. Populated on + * exit. */ static int vmw_cmd_res_check(struct vmw_private *dev_priv, @@ -736,8 +737,8 @@ static int vmw_rebind_all_dx_query(struct vmw_resource *ctx_res) } /** - * vmw_rebind_contexts - Rebind all resources previously bound to - * referenced contexts. + * vmw_rebind_contexts - Rebind all resources previously bound to referenced + * contexts. * * @sw_context: Pointer to the software context. * @@ -767,8 +768,8 @@ static int vmw_rebind_contexts(struct vmw_sw_context *sw_context) } /** - * vmw_view_bindings_add - Add an array of view bindings to a context - * binding state tracker. + * vmw_view_bindings_add - Add an array of view bindings to a context binding + * state tracker. * * @sw_context: The execbuf state used for this command. * @view_type: View type for the bindings. @@ -840,6 +841,7 @@ static int vmw_cmd_cid_check(struct vmw_private *dev_priv, /** * vmw_execbuf_info_from_res - Get the private validation metadata for a * recently validated resource + * * @sw_context: Pointer to the command submission context * @res: The resource * @@ -847,8 +849,8 @@ static int vmw_cmd_cid_check(struct vmw_private *dev_priv, * context's resource cache and hence the last resource of that type to be * processed by the validation code. * - * Return: a pointer to the private metadata of the resource, or NULL - * if it wasn't found + * Return: a pointer to the private metadata of the resource, or NULL if it + * wasn't found */ static struct vmw_ctx_validation_info * vmw_execbuf_info_from_res(struct vmw_sw_context *sw_context, @@ -864,7 +866,6 @@ vmw_execbuf_info_from_res(struct vmw_sw_context *sw_context, return NULL; } - static int vmw_cmd_set_render_target_check(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, SVGA3dCmdHeader *header) @@ -933,8 +934,8 @@ static int vmw_cmd_surface_copy_check(struct vmw_private *dev_priv, } static int vmw_cmd_buffer_copy_check(struct vmw_private *dev_priv, - struct vmw_sw_context *sw_context, - SVGA3dCmdHeader *header) + struct vmw_sw_context *sw_context, + SVGA3dCmdHeader *header) { VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXBufferCopy); int ret; @@ -983,6 +984,7 @@ static int vmw_cmd_stretch_blt_check(struct vmw_private *dev_priv, &cmd->body.src.sid, NULL); if (unlikely(ret != 0)) return ret; + return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface, VMW_RES_DIRTY_SET, user_surface_converter, &cmd->body.dest.sid, NULL); @@ -1019,11 +1021,10 @@ static int vmw_cmd_present_check(struct vmw_private *dev_priv, * @new_query_bo: The new buffer holding query results. * @sw_context: The software context used for this command submission. * - * This function checks whether @new_query_bo is suitable for holding - * query results, and if another buffer currently is pinned for query - * results. If so, the function prepares the state of @sw_context for - * switching pinned buffers after successful submission of the current - * command batch. + * This function checks whether @new_query_bo is suitable for holding query + * results, and if another buffer currently is pinned for query results. If so, + * the function prepares the state of @sw_context for switching pinned buffers + * after successful submission of the current command batch. */ static int vmw_query_bo_switch_prepare(struct vmw_private *dev_priv, struct vmw_buffer_object *new_query_bo, @@ -1058,13 +1059,11 @@ static int vmw_query_bo_switch_prepare(struct vmw_private *dev_priv, dev_priv->has_mob, false); if (unlikely(ret != 0)) return ret; - } return 0; } - /** * vmw_query_bo_switch_commit - Finalize switching pinned query buffer * @@ -1073,11 +1072,11 @@ static int vmw_query_bo_switch_prepare(struct vmw_private *dev_priv, * * This function will check if we're switching query buffers, and will then, * issue a dummy occlusion query wait used as a query barrier. When the fence - * object following that query wait has signaled, we are sure that all - * preceding queries have finished, and the old query buffer can be unpinned. - * However, since both the new query buffer and the old one are fenced with - * that fence, we can do an asynchronus unpin now, and be sure that the - * old query buffer won't be moved until the fence has signaled. + * object following that query wait has signaled, we are sure that all preceding + * queries have finished, and the old query buffer can be unpinned. However, + * since both the new query buffer and the old one are fenced with that fence, + * we can do an asynchronus unpin now, and be sure that the old query buffer + * won't be moved until the fence has signaled. * * As mentioned above, both the new - and old query buffers need to be fenced * using a sequence emitted *after* calling this function. @@ -1089,7 +1088,6 @@ static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv, * The validate list should still hold references to all * contexts here. */ - if (sw_context->needs_post_query_barrier) { struct vmw_res_cache_entry *ctx_entry = &sw_context->res_cache[vmw_res_context]; @@ -1116,10 +1114,9 @@ static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv, /* * We pin also the dummy_query_bo buffer so that we - * don't need to validate it when emitting - * dummy queries in context destroy paths. + * don't need to validate it when emitting dummy queries + * in context destroy paths. */ - if (!dev_priv->dummy_query_bo_pinned) { vmw_bo_pin_reserved(dev_priv->dummy_query_bo, true); @@ -1136,22 +1133,24 @@ static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv, } /** - * vmw_translate_mob_pointer - Prepare to translate a user-space buffer - * handle to a MOB id. + * vmw_translate_mob_pointer - Prepare to translate a user-space buffer handle + * to a MOB id. * * @dev_priv: Pointer to a device private structure. * @sw_context: The software context used for this command batch validation. * @id: Pointer to the user-space handle to be translated. - * @vmw_bo_p: Points to a location that, on successful return will carry - * a non-reference-counted pointer to the buffer object identified by the + * @vmw_bo_p: Points to a location that, on successful return will carry a + * non-reference-counted pointer to the buffer object identified by the * user-space handle in @id. * * This function saves information needed to translate a user-space buffer * handle to a MOB id. The translation does not take place immediately, but - * during a call to vmw_apply_relocations(). This function builds a relocation - * list and a list of buffers to validate. The former needs to be freed using - * either vmw_apply_relocations() or vmw_free_relocations(). The latter - * needs to be freed using vmw_clear_validations. + * during a call to vmw_apply_relocations(). + * + * This function builds a relocation list and a list of buffers to validate. The + * former needs to be freed using either vmw_apply_relocations() or + * vmw_free_relocations(). The latter needs to be freed using + * vmw_clear_validations. */ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, @@ -1189,19 +1188,20 @@ static int vmw_translate_mob_ptr(struct vmw_private *dev_priv, } /** - * vmw_translate_guest_pointer - Prepare to translate a user-space buffer - * handle to a valid SVGAGuestPtr + * vmw_translate_guest_pointer - Prepare to translate a user-space buffer handle + * to a valid SVGAGuestPtr * * @dev_priv: Pointer to a device private structure. * @sw_context: The software context used for this command batch validation. * @ptr: Pointer to the user-space handle to be translated. - * @vmw_bo_p: Points to a location that, on successful return will carry - * a non-reference-counted pointer to the DMA buffer identified by the - * user-space handle in @id. + * @vmw_bo_p: Points to a location that, on successful return will carry a + * non-reference-counted pointer to the DMA buffer identified by the user-space + * handle in @id. * * This function saves information needed to translate a user-space buffer * handle to a valid SVGAGuestPtr. The translation does not take place * immediately, but during a call to vmw_apply_relocations(). + * * This function builds a relocation list and a list of buffers to validate. * The former needs to be freed using either vmw_apply_relocations() or * vmw_free_relocations(). The latter needs to be freed using @@ -1241,10 +1241,8 @@ static int vmw_translate_guest_ptr(struct vmw_private *dev_priv, return 0; } - - /** - * vmw_cmd_dx_define_query - validate a SVGA_3D_CMD_DX_DEFINE_QUERY command. + * vmw_cmd_dx_define_query - validate SVGA_3D_CMD_DX_DEFINE_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1276,19 +1274,16 @@ static int vmw_cmd_dx_define_query(struct vmw_private *dev_priv, return ret; } - - /** - * vmw_cmd_dx_bind_query - validate a SVGA_3D_CMD_DX_BIND_QUERY command. + * vmw_cmd_dx_bind_query - validate SVGA_3D_CMD_DX_BIND_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. * @header: Pointer to the command header in the command stream. * - * The query bind operation will eventually associate the query ID - * with its backing MOB. In this function, we take the user mode - * MOB ID and use vmw_translate_mob_ptr() to translate it to its - * kernel mode equivalent. + * The query bind operation will eventually associate the query ID with its + * backing MOB. In this function, we take the user mode MOB ID and use + * vmw_translate_mob_ptr() to translate it to its kernel mode equivalent. */ static int vmw_cmd_dx_bind_query(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, @@ -1315,10 +1310,8 @@ static int vmw_cmd_dx_bind_query(struct vmw_private *dev_priv, return 0; } - - /** - * vmw_cmd_begin_gb_query - validate a SVGA_3D_CMD_BEGIN_GB_QUERY command. + * vmw_cmd_begin_gb_query - validate SVGA_3D_CMD_BEGIN_GB_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1337,7 +1330,7 @@ static int vmw_cmd_begin_gb_query(struct vmw_private *dev_priv, } /** - * vmw_cmd_begin_query - validate a SVGA_3D_CMD_BEGIN_QUERY command. + * vmw_cmd_begin_query - validate SVGA_3D_CMD_BEGIN_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1370,7 +1363,7 @@ static int vmw_cmd_begin_query(struct vmw_private *dev_priv, } /** - * vmw_cmd_end_gb_query - validate a SVGA_3D_CMD_END_GB_QUERY command. + * vmw_cmd_end_gb_query - validate SVGA_3D_CMD_END_GB_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1389,8 +1382,7 @@ static int vmw_cmd_end_gb_query(struct vmw_private *dev_priv, if (unlikely(ret != 0)) return ret; - ret = vmw_translate_mob_ptr(dev_priv, sw_context, - &cmd->body.mobid, + ret = vmw_translate_mob_ptr(dev_priv, sw_context, &cmd->body.mobid, &vmw_bo); if (unlikely(ret != 0)) return ret; @@ -1401,7 +1393,7 @@ static int vmw_cmd_end_gb_query(struct vmw_private *dev_priv, } /** - * vmw_cmd_end_query - validate a SVGA_3D_CMD_END_QUERY command. + * vmw_cmd_end_query - validate SVGA_3D_CMD_END_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1437,8 +1429,7 @@ static int vmw_cmd_end_query(struct vmw_private *dev_priv, return ret; ret = vmw_translate_guest_ptr(dev_priv, sw_context, - &cmd->body.guestResult, - &vmw_bo); + &cmd->body.guestResult, &vmw_bo); if (unlikely(ret != 0)) return ret; @@ -1448,7 +1439,7 @@ static int vmw_cmd_end_query(struct vmw_private *dev_priv, } /** - * vmw_cmd_wait_gb_query - validate a SVGA_3D_CMD_WAIT_GB_QUERY command. + * vmw_cmd_wait_gb_query - validate SVGA_3D_CMD_WAIT_GB_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1467,8 +1458,7 @@ static int vmw_cmd_wait_gb_query(struct vmw_private *dev_priv, if (unlikely(ret != 0)) return ret; - ret = vmw_translate_mob_ptr(dev_priv, sw_context, - &cmd->body.mobid, + ret = vmw_translate_mob_ptr(dev_priv, sw_context, &cmd->body.mobid, &vmw_bo); if (unlikely(ret != 0)) return ret; @@ -1477,7 +1467,7 @@ static int vmw_cmd_wait_gb_query(struct vmw_private *dev_priv, } /** - * vmw_cmd_wait_query - validate a SVGA_3D_CMD_WAIT_QUERY command. + * vmw_cmd_wait_query - validate SVGA_3D_CMD_WAIT_QUERY command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context used for this command submission. @@ -1513,8 +1503,7 @@ static int vmw_cmd_wait_query(struct vmw_private *dev_priv, return ret; ret = vmw_translate_guest_ptr(dev_priv, sw_context, - &cmd->body.guestResult, - &vmw_bo); + &cmd->body.guestResult, &vmw_bo); if (unlikely(ret != 0)) return ret; @@ -1544,8 +1533,7 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv, } ret = vmw_translate_guest_ptr(dev_priv, sw_context, - &cmd->body.guest.ptr, - &vmw_bo); + &cmd->body.guest.ptr, &vmw_bo); if (unlikely(ret != 0)) return ret; @@ -1573,8 +1561,7 @@ static int vmw_cmd_dma(struct vmw_private *dev_priv, srf = vmw_res_to_srf(sw_context->res_cache[vmw_res_surface].res); - vmw_kms_cursor_snoop(srf, sw_context->fp->tfile, &vmw_bo->base, - header); + vmw_kms_cursor_snoop(srf, sw_context->fp->tfile, &vmw_bo->base, header); return 0; } @@ -1631,7 +1618,6 @@ static int vmw_cmd_draw(struct vmw_private *dev_priv, return 0; } - static int vmw_cmd_tex_state(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, SVGA3dCmdHeader *header) @@ -1701,12 +1687,10 @@ static int vmw_cmd_check_define_gmrfb(struct vmw_private *dev_priv, SVGAFifoCmdDefineGMRFB body; } *cmd = buf; - return vmw_translate_guest_ptr(dev_priv, sw_context, - &cmd->body.ptr, + return vmw_translate_guest_ptr(dev_priv, sw_context, &cmd->body.ptr, &vmw_bo); } - /** * vmw_cmd_res_switch_backup - Utility function to handle backup buffer * switching @@ -1718,14 +1702,13 @@ static int vmw_cmd_check_define_gmrfb(struct vmw_private *dev_priv, * stream. * @backup_offset: Offset of backup into MOB. * - * This function prepares for registering a switch of backup buffers - * in the resource metadata just prior to unreserving. It's basically a wrapper - * around vmw_cmd_res_switch_backup with a different interface. + * This function prepares for registering a switch of backup buffers in the + * resource metadata just prior to unreserving. It's basically a wrapper around + * vmw_cmd_res_switch_backup with a different interface. */ static int vmw_cmd_res_switch_backup(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, - struct vmw_resource *res, - uint32_t *buf_id, + struct vmw_resource *res, uint32_t *buf_id, unsigned long backup_offset) { struct vmw_buffer_object *vbo; @@ -1745,7 +1728,6 @@ static int vmw_cmd_res_switch_backup(struct vmw_private *dev_priv, return 0; } - /** * vmw_cmd_switch_backup - Utility function to handle backup buffer switching * @@ -1758,17 +1740,15 @@ static int vmw_cmd_res_switch_backup(struct vmw_private *dev_priv, * stream. * @backup_offset: Offset of backup into MOB. * - * This function prepares for registering a switch of backup buffers - * in the resource metadata just prior to unreserving. It's basically a wrapper - * around vmw_cmd_res_switch_backup with a different interface. + * This function prepares for registering a switch of backup buffers in the + * resource metadata just prior to unreserving. It's basically a wrapper around + * vmw_cmd_res_switch_backup with a different interface. */ static int vmw_cmd_switch_backup(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, enum vmw_res_type res_type, const struct vmw_user_resource_conv - *converter, - uint32_t *res_id, - uint32_t *buf_id, + *converter, uint32_t *res_id, uint32_t *buf_id, unsigned long backup_offset) { struct vmw_resource *res; @@ -1779,13 +1759,12 @@ static int vmw_cmd_switch_backup(struct vmw_private *dev_priv, if (ret) return ret; - return vmw_cmd_res_switch_backup(dev_priv, sw_context, res, - buf_id, backup_offset); + return vmw_cmd_res_switch_backup(dev_priv, sw_context, res, buf_id, + backup_offset); } /** - * vmw_cmd_bind_gb_surface - Validate an SVGA_3D_CMD_BIND_GB_SURFACE - * command + * vmw_cmd_bind_gb_surface - Validate SVGA_3D_CMD_BIND_GB_SURFACE command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1799,14 +1778,12 @@ static int vmw_cmd_bind_gb_surface(struct vmw_private *dev_priv, container_of(header, typeof(*cmd), header); return vmw_cmd_switch_backup(dev_priv, sw_context, vmw_res_surface, - user_surface_converter, - &cmd->body.sid, &cmd->body.mobid, - 0); + user_surface_converter, &cmd->body.sid, + &cmd->body.mobid, 0); } /** - * vmw_cmd_update_gb_image - Validate an SVGA_3D_CMD_UPDATE_GB_IMAGE - * command + * vmw_cmd_update_gb_image - Validate SVGA_3D_CMD_UPDATE_GB_IMAGE command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1825,8 +1802,7 @@ static int vmw_cmd_update_gb_image(struct vmw_private *dev_priv, } /** - * vmw_cmd_update_gb_surface - Validate an SVGA_3D_CMD_UPDATE_GB_SURFACE - * command + * vmw_cmd_update_gb_surface - Validate SVGA_3D_CMD_UPDATE_GB_SURFACE command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1845,8 +1821,7 @@ static int vmw_cmd_update_gb_surface(struct vmw_private *dev_priv, } /** - * vmw_cmd_readback_gb_image - Validate an SVGA_3D_CMD_READBACK_GB_IMAGE - * command + * vmw_cmd_readback_gb_image - Validate SVGA_3D_CMD_READBACK_GB_IMAGE command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1865,7 +1840,7 @@ static int vmw_cmd_readback_gb_image(struct vmw_private *dev_priv, } /** - * vmw_cmd_readback_gb_surface - Validate an SVGA_3D_CMD_READBACK_GB_SURFACE + * vmw_cmd_readback_gb_surface - Validate SVGA_3D_CMD_READBACK_GB_SURFACE * command * * @dev_priv: Pointer to a device private struct. @@ -1885,7 +1860,7 @@ static int vmw_cmd_readback_gb_surface(struct vmw_private *dev_priv, } /** - * vmw_cmd_invalidate_gb_image - Validate an SVGA_3D_CMD_INVALIDATE_GB_IMAGE + * vmw_cmd_invalidate_gb_image - Validate SVGA_3D_CMD_INVALIDATE_GB_IMAGE * command * * @dev_priv: Pointer to a device private struct. @@ -1905,8 +1880,8 @@ static int vmw_cmd_invalidate_gb_image(struct vmw_private *dev_priv, } /** - * vmw_cmd_invalidate_gb_surface - Validate an - * SVGA_3D_CMD_INVALIDATE_GB_SURFACE command + * vmw_cmd_invalidate_gb_surface - Validate SVGA_3D_CMD_INVALIDATE_GB_SURFACE + * command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1924,10 +1899,8 @@ static int vmw_cmd_invalidate_gb_surface(struct vmw_private *dev_priv, &cmd->body.sid, NULL); } - /** - * vmw_cmd_shader_define - Validate an SVGA_3D_CMD_SHADER_DEFINE - * command + * vmw_cmd_shader_define - Validate SVGA_3D_CMD_SHADER_DEFINE command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1954,24 +1927,20 @@ static int vmw_cmd_shader_define(struct vmw_private *dev_priv, return 0; size = cmd->header.size - sizeof(cmd->body); - ret = vmw_compat_shader_add(dev_priv, - vmw_context_res_man(ctx), - cmd->body.shid, cmd + 1, - cmd->body.type, size, - &sw_context->staged_cmd_res); + ret = vmw_compat_shader_add(dev_priv, vmw_context_res_man(ctx), + cmd->body.shid, cmd + 1, cmd->body.type, + size, &sw_context->staged_cmd_res); if (unlikely(ret != 0)) return ret; - return vmw_resource_relocation_add(sw_context, - NULL, + return vmw_resource_relocation_add(sw_context, NULL, vmw_ptr_diff(sw_context->buf_start, &cmd->header.id), vmw_res_rel_nop); } /** - * vmw_cmd_shader_destroy - Validate an SVGA_3D_CMD_SHADER_DESTROY - * command + * vmw_cmd_shader_destroy - Validate SVGA_3D_CMD_SHADER_DESTROY command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -1996,23 +1965,19 @@ static int vmw_cmd_shader_destroy(struct vmw_private *dev_priv, if (unlikely(!dev_priv->has_mob)) return 0; - ret = vmw_shader_remove(vmw_context_res_man(ctx), - cmd->body.shid, - cmd->body.type, - &sw_context->staged_cmd_res); + ret = vmw_shader_remove(vmw_context_res_man(ctx), cmd->body.shid, + cmd->body.type, &sw_context->staged_cmd_res); if (unlikely(ret != 0)) return ret; - return vmw_resource_relocation_add(sw_context, - NULL, + return vmw_resource_relocation_add(sw_context, NULL, vmw_ptr_diff(sw_context->buf_start, &cmd->header.id), vmw_res_rel_nop); } /** - * vmw_cmd_set_shader - Validate an SVGA_3D_CMD_SET_SHADER - * command + * vmw_cmd_set_shader - Validate SVGA_3D_CMD_SET_SHADER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2047,9 +2012,7 @@ static int vmw_cmd_set_shader(struct vmw_private *dev_priv, if (cmd->body.shid != SVGA3D_INVALID_ID) { res = vmw_shader_lookup(vmw_context_res_man(ctx), - cmd->body.shid, - cmd->body.type); - + cmd->body.shid, cmd->body.type); if (!IS_ERR(res)) { ret = vmw_execbuf_res_noctx_val_add(sw_context, res, VMW_RES_DIRTY_NONE); @@ -2059,10 +2022,10 @@ static int vmw_cmd_set_shader(struct vmw_private *dev_priv, } if (IS_ERR_OR_NULL(res)) { - ret = vmw_cmd_res_check(dev_priv, sw_context, - vmw_res_shader, VMW_RES_DIRTY_NONE, - user_shader_converter, - &cmd->body.shid, &res); + ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_shader, + VMW_RES_DIRTY_NONE, + user_shader_converter, &cmd->body.shid, + &res); if (unlikely(ret != 0)) return ret; } @@ -2075,14 +2038,13 @@ static int vmw_cmd_set_shader(struct vmw_private *dev_priv, binding.bi.res = res; binding.bi.bt = vmw_ctx_binding_shader; binding.shader_slot = cmd->body.type - SVGA3D_SHADERTYPE_MIN; - vmw_binding_add(ctx_info->staged, &binding.bi, - binding.shader_slot, 0); + vmw_binding_add(ctx_info->staged, &binding.bi, binding.shader_slot, 0); + return 0; } /** - * vmw_cmd_set_shader_const - Validate an SVGA_3D_CMD_SET_SHADER_CONST - * command + * vmw_cmd_set_shader_const - Validate SVGA_3D_CMD_SET_SHADER_CONST command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2110,8 +2072,7 @@ static int vmw_cmd_set_shader_const(struct vmw_private *dev_priv, } /** - * vmw_cmd_bind_gb_shader - Validate an SVGA_3D_CMD_BIND_GB_SHADER - * command + * vmw_cmd_bind_gb_shader - Validate SVGA_3D_CMD_BIND_GB_SHADER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2125,13 +2086,12 @@ static int vmw_cmd_bind_gb_shader(struct vmw_private *dev_priv, container_of(header, typeof(*cmd), header); return vmw_cmd_switch_backup(dev_priv, sw_context, vmw_res_shader, - user_shader_converter, - &cmd->body.shid, &cmd->body.mobid, - cmd->body.offsetInBytes); + user_shader_converter, &cmd->body.shid, + &cmd->body.mobid, cmd->body.offsetInBytes); } /** - * vmw_cmd_dx_set_single_constant_buffer - Validate an + * vmw_cmd_dx_set_single_constant_buffer - Validate * SVGA_3D_CMD_DX_SET_SINGLE_CONSTANT_BUFFER command. * * @dev_priv: Pointer to a device private struct. @@ -2175,15 +2135,15 @@ vmw_cmd_dx_set_single_constant_buffer(struct vmw_private *dev_priv, return -EINVAL; } - vmw_binding_add(ctx_node->staged, &binding.bi, - binding.shader_slot, binding.slot); + vmw_binding_add(ctx_node->staged, &binding.bi, binding.shader_slot, + binding.slot); return 0; } /** - * vmw_cmd_dx_set_shader_res - Validate an - * SVGA_3D_CMD_DX_SET_SHADER_RESOURCES command + * vmw_cmd_dx_set_shader_res - Validate SVGA_3D_CMD_DX_SET_SHADER_RESOURCES + * command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2213,8 +2173,7 @@ static int vmw_cmd_dx_set_shader_res(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_set_shader - Validate an SVGA_3D_CMD_DX_SET_SHADER - * command + * vmw_cmd_dx_set_shader - Validate SVGA_3D_CMD_DX_SET_SHADER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2259,15 +2218,14 @@ static int vmw_cmd_dx_set_shader(struct vmw_private *dev_priv, binding.bi.bt = vmw_ctx_binding_dx_shader; binding.shader_slot = cmd->body.type - SVGA3D_SHADERTYPE_MIN; - vmw_binding_add(ctx_node->staged, &binding.bi, - binding.shader_slot, 0); + vmw_binding_add(ctx_node->staged, &binding.bi, binding.shader_slot, 0); return 0; } /** - * vmw_cmd_dx_set_vertex_buffers - Validates an - * SVGA_3D_CMD_DX_SET_VERTEX_BUFFERS command + * vmw_cmd_dx_set_vertex_buffers - Validates SVGA_3D_CMD_DX_SET_VERTEX_BUFFERS + * command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2314,15 +2272,14 @@ static int vmw_cmd_dx_set_vertex_buffers(struct vmw_private *dev_priv, binding.stride = cmd->buf[i].stride; binding.slot = i + cmd->body.startBuffer; - vmw_binding_add(ctx_node->staged, &binding.bi, - 0, binding.slot); + vmw_binding_add(ctx_node->staged, &binding.bi, 0, binding.slot); } return 0; } /** - * vmw_cmd_dx_ia_set_vertex_buffers - Validate an + * vmw_cmd_dx_ia_set_vertex_buffers - Validate * SVGA_3D_CMD_DX_IA_SET_INDEX_BUFFER command. * * @dev_priv: Pointer to a device private struct. @@ -2361,8 +2318,8 @@ static int vmw_cmd_dx_set_index_buffer(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_set_rendertarget - Validate an - * SVGA_3D_CMD_DX_SET_RENDERTARGETS command + * vmw_cmd_dx_set_rendertarget - Validate SVGA_3D_CMD_DX_SET_RENDERTARGETS + * command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2383,19 +2340,18 @@ static int vmw_cmd_dx_set_rendertargets(struct vmw_private *dev_priv, return -EINVAL; } - ret = vmw_view_bindings_add(sw_context, vmw_view_ds, - vmw_ctx_binding_ds, 0, - &cmd->body.depthStencilViewId, 1, 0); + ret = vmw_view_bindings_add(sw_context, vmw_view_ds, vmw_ctx_binding_ds, + 0, &cmd->body.depthStencilViewId, 1, 0); if (ret) return ret; return vmw_view_bindings_add(sw_context, vmw_view_rt, - vmw_ctx_binding_dx_rt, 0, - (void *)&cmd[1], num_rt_view, 0); + vmw_ctx_binding_dx_rt, 0, (void *)&cmd[1], + num_rt_view, 0); } /** - * vmw_cmd_dx_clear_rendertarget_view - Validate an + * vmw_cmd_dx_clear_rendertarget_view - Validate * SVGA_3D_CMD_DX_CLEAR_RENDERTARGET_VIEW command * * @dev_priv: Pointer to a device private struct. @@ -2414,7 +2370,7 @@ static int vmw_cmd_dx_clear_rendertarget_view(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_clear_rendertarget_view - Validate an + * vmw_cmd_dx_clear_rendertarget_view - Validate * SVGA_3D_CMD_DX_CLEAR_DEPTHSTENCIL_VIEW command * * @dev_priv: Pointer to a device private struct. @@ -2442,8 +2398,8 @@ static int vmw_cmd_dx_view_define(struct vmw_private *dev_priv, enum vmw_view_type view_type; int ret; /* - * This is based on the fact that all affected define commands have - * the same initial command body layout. + * This is based on the fact that all affected define commands have the + * same initial command body layout. */ struct { SVGA3dCmdHeader header; @@ -2457,6 +2413,7 @@ static int vmw_cmd_dx_view_define(struct vmw_private *dev_priv, view_type = vmw_view_cmd_to_type(header->id); if (view_type == vmw_view_max) return -EINVAL; + cmd = container_of(header, typeof(*cmd), header); ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface, VMW_RES_DIRTY_NONE, user_surface_converter, @@ -2469,19 +2426,14 @@ static int vmw_cmd_dx_view_define(struct vmw_private *dev_priv, if (unlikely(ret != 0)) return ret; - return vmw_view_add(sw_context->man, - ctx_node->ctx, - srf, - view_type, - cmd->defined_id, - header, + return vmw_view_add(sw_context->man, ctx_node->ctx, srf, view_type, + cmd->defined_id, header, header->size + sizeof(*header), &sw_context->staged_cmd_res); } /** - * vmw_cmd_dx_set_so_targets - Validate an - * SVGA_3D_CMD_DX_SET_SOTARGETS command. + * vmw_cmd_dx_set_so_targets - Validate SVGA_3D_CMD_DX_SET_SOTARGETS command. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2505,8 +2457,7 @@ static int vmw_cmd_dx_set_so_targets(struct vmw_private *dev_priv, return -EINVAL; cmd = container_of(header, typeof(*cmd), header); - num = (cmd->header.size - sizeof(cmd->body)) / - sizeof(SVGA3dSoTarget); + num = (cmd->header.size - sizeof(cmd->body)) / sizeof(SVGA3dSoTarget); if (num > SVGA3D_DX_MAX_SOTARGETS) { VMW_DEBUG_USER("Invalid DX SO binding.\n"); @@ -2528,8 +2479,7 @@ static int vmw_cmd_dx_set_so_targets(struct vmw_private *dev_priv, binding.size = cmd->targets[i].sizeInBytes; binding.slot = i; - vmw_binding_add(ctx_node->staged, &binding.bi, - 0, binding.slot); + vmw_binding_add(ctx_node->staged, &binding.bi, 0, binding.slot); } return 0; @@ -2564,8 +2514,8 @@ static int vmw_cmd_dx_so_define(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_check_subresource - Validate an - * SVGA_3D_CMD_DX_[X]_SUBRESOURCE command + * vmw_cmd_dx_check_subresource - Validate SVGA_3D_CMD_DX_[X]_SUBRESOURCE + * command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2612,15 +2562,15 @@ static int vmw_cmd_dx_cid_check(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_view_remove - validate a view remove command and - * schedule the view resource for removal. + * vmw_cmd_dx_view_remove - validate a view remove command and schedule the view + * resource for removal. * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. * @header: Pointer to the command header in the command stream. * - * Check that the view exists, and if it was not created using this - * command batch, conditionally make this command a NOP. + * Check that the view exists, and if it was not created using this command + * batch, conditionally make this command a NOP. */ static int vmw_cmd_dx_view_remove(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, @@ -2638,10 +2588,8 @@ static int vmw_cmd_dx_view_remove(struct vmw_private *dev_priv, if (!ctx_node) return -EINVAL; - ret = vmw_view_remove(sw_context->man, - cmd->body.view_id, view_type, - &sw_context->staged_cmd_res, - &view); + ret = vmw_view_remove(sw_context->man, cmd->body.view_id, view_type, + &sw_context->staged_cmd_res, &view); if (ret || !view) return ret; @@ -2651,16 +2599,14 @@ static int vmw_cmd_dx_view_remove(struct vmw_private *dev_priv, * relocation to conditionally make this command a NOP to avoid * device errors. */ - return vmw_resource_relocation_add(sw_context, - view, + return vmw_resource_relocation_add(sw_context, view, vmw_ptr_diff(sw_context->buf_start, &cmd->header.id), vmw_res_rel_cond_nop); } /** - * vmw_cmd_dx_define_shader - Validate an SVGA_3D_CMD_DX_DEFINE_SHADER - * command + * vmw_cmd_dx_define_shader - Validate SVGA_3D_CMD_DX_DEFINE_SHADER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2690,8 +2636,7 @@ static int vmw_cmd_dx_define_shader(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_destroy_shader - Validate an SVGA_3D_CMD_DX_DESTROY_SHADER - * command + * vmw_cmd_dx_destroy_shader - Validate SVGA_3D_CMD_DX_DESTROY_SHADER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2716,8 +2661,7 @@ static int vmw_cmd_dx_destroy_shader(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_bind_shader - Validate an SVGA_3D_CMD_DX_BIND_SHADER - * command + * vmw_cmd_dx_bind_shader - Validate SVGA_3D_CMD_DX_BIND_SHADER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2750,8 +2694,7 @@ static int vmw_cmd_dx_bind_shader(struct vmw_private *dev_priv, ctx = ctx_node->ctx; } - res = vmw_shader_lookup(vmw_context_res_man(ctx), - cmd->body.shid, 0); + res = vmw_shader_lookup(vmw_context_res_man(ctx), cmd->body.shid, 0); if (IS_ERR(res)) { VMW_DEBUG_USER("Could not find shader to bind.\n"); return PTR_ERR(res); @@ -2770,7 +2713,7 @@ static int vmw_cmd_dx_bind_shader(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_genmips - Validate an SVGA_3D_CMD_DX_GENMIPS command + * vmw_cmd_dx_genmips - Validate SVGA_3D_CMD_DX_GENMIPS command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2788,8 +2731,8 @@ static int vmw_cmd_dx_genmips(struct vmw_private *dev_priv, } /** - * vmw_cmd_dx_transfer_from_buffer - - * Validate an SVGA_3D_CMD_DX_TRANSFER_FROM_BUFFER command + * vmw_cmd_dx_transfer_from_buffer - Validate + * SVGA_3D_CMD_DX_TRANSFER_FROM_BUFFER command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2815,8 +2758,7 @@ static int vmw_cmd_dx_transfer_from_buffer(struct vmw_private *dev_priv, } /** - * vmw_cmd_intra_surface_copy - - * Validate an SVGA_3D_CMD_INTRA_SURFACE_COPY command + * vmw_cmd_intra_surface_copy - Validate SVGA_3D_CMD_INTRA_SURFACE_COPY command * * @dev_priv: Pointer to a device private struct. * @sw_context: The software context being used for this batch. @@ -2837,7 +2779,6 @@ static int vmw_cmd_intra_surface_copy(struct vmw_private *dev_priv, &cmd->body.surface.sid, NULL); } - static int vmw_cmd_check_not_3d(struct vmw_private *dev_priv, struct vmw_sw_context *sw_context, void *buf, uint32_t *size) @@ -3059,9 +3000,7 @@ static const struct vmw_cmd_entry vmw_cmd_entries[SVGA_3D_CMD_MAX] = { VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_SURFACE_V2, &vmw_cmd_invalid, false, false, true), - /* - * DX commands - */ + /* SM commands */ VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_CONTEXT, &vmw_cmd_invalid, false, false, true), VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_CONTEXT, &vmw_cmd_invalid, @@ -3243,8 +3182,8 @@ bool vmw_cmd_describe(const void *buf, u32 *size, char const **cmd) } static int vmw_cmd_check(struct vmw_private *dev_priv, - struct vmw_sw_context *sw_context, - void *buf, uint32_t *size) + struct vmw_sw_context *sw_context, void *buf, + uint32_t *size) { uint32_t cmd_id; uint32_t size_remaining = *size; @@ -3309,8 +3248,7 @@ out_new: } static int vmw_cmd_check_all(struct vmw_private *dev_priv, - struct vmw_sw_context *sw_context, - void *buf, + struct vmw_sw_context *sw_context, void *buf, uint32_t size) { int32_t cur_size = size; @@ -3338,7 +3276,6 @@ static int vmw_cmd_check_all(struct vmw_private *dev_priv, static void vmw_free_relocations(struct vmw_sw_context *sw_context) { /* Memory is validation context memory, so no need to free it */ - INIT_LIST_HEAD(&sw_context->bo_relocations); } @@ -3401,8 +3338,8 @@ static int vmw_resize_cmd_bounce(struct vmw_sw_context *sw_context, * If this fails for some reason, We sync the fifo and return NULL. * It is then safe to fence buffers with a NULL pointer. * - * If @p_handle is not NULL @file_priv must also not be NULL. Creates - * a userspace handle if @p_handle is not NULL, otherwise not. + * If @p_handle is not NULL @file_priv must also not be NULL. Creates a + * userspace handle if @p_handle is not NULL, otherwise not. */ int vmw_execbuf_fence_commands(struct drm_file *file_priv, @@ -3430,9 +3367,8 @@ int vmw_execbuf_fence_commands(struct drm_file *file_priv, ret = vmw_fence_create(dev_priv->fman, sequence, p_fence); if (unlikely(ret != 0 && !synced)) { - (void) vmw_fallback_wait(dev_priv, false, false, - sequence, false, - VMW_FENCE_WAIT_TIMEOUT); + (void) vmw_fallback_wait(dev_priv, false, false, sequence, + false, VMW_FENCE_WAIT_TIMEOUT); *p_fence = NULL; } @@ -3440,36 +3376,32 @@ int vmw_execbuf_fence_commands(struct drm_file *file_priv, } /** - * vmw_execbuf_copy_fence_user - copy fence object information to - * user-space. + * vmw_execbuf_copy_fence_user - copy fence object information to user-space. * * @dev_priv: Pointer to a vmw_private struct. * @vmw_fp: Pointer to the struct vmw_fpriv representing the calling file. * @ret: Return value from fence object creation. - * @user_fence_rep: User space address of a struct drm_vmw_fence_rep to - * which the information should be copied. + * @user_fence_rep: User space address of a struct drm_vmw_fence_rep to which + * the information should be copied. * @fence: Pointer to the fenc object. * @fence_handle: User-space fence handle. * @out_fence_fd: exported file descriptor for the fence. -1 if not used * @sync_file: Only used to clean up in case of an error in this function. * - * This function copies fence information to user-space. If copying fails, - * The user-space struct drm_vmw_fence_rep::error member is hopefully - * left untouched, and if it's preloaded with an -EFAULT by user-space, - * the error will hopefully be detected. - * Also if copying fails, user-space will be unable to signal the fence - * object so we wait for it immediately, and then unreference the - * user-space reference. + * This function copies fence information to user-space. If copying fails, the + * user-space struct drm_vmw_fence_rep::error member is hopefully left + * untouched, and if it's preloaded with an -EFAULT by user-space, the error + * will hopefully be detected. + * + * Also if copying fails, user-space will be unable to signal the fence object + * so we wait for it immediately, and then unreference the user-space reference. */ void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, - struct vmw_fpriv *vmw_fp, - int ret, + struct vmw_fpriv *vmw_fp, int ret, struct drm_vmw_fence_rep __user *user_fence_rep, - struct vmw_fence_obj *fence, - uint32_t fence_handle, - int32_t out_fence_fd, - struct sync_file *sync_file) + struct vmw_fence_obj *fence, uint32_t fence_handle, + int32_t out_fence_fd, struct sync_file *sync_file) { struct drm_vmw_fence_rep fence_rep; @@ -3490,16 +3422,16 @@ vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, } /* - * copy_to_user errors will be detected by user space not - * seeing fence_rep::error filled in. Typically - * user-space would have pre-set that member to -EFAULT. + * copy_to_user errors will be detected by user space not seeing + * fence_rep::error filled in. Typically user-space would have pre-set + * that member to -EFAULT. */ ret = copy_to_user(user_fence_rep, &fence_rep, sizeof(fence_rep)); /* - * User-space lost the fence object. We need to sync - * and unreference the handle. + * User-space lost the fence object. We need to sync and unreference the + * handle. */ if (unlikely(ret != 0) && (fence_rep.error == 0)) { if (sync_file) @@ -3510,8 +3442,8 @@ vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, fence_rep.fd = -1; } - ttm_ref_object_base_unref(vmw_fp->tfile, - fence_handle, TTM_REF_USAGE); + ttm_ref_object_base_unref(vmw_fp->tfile, fence_handle, + TTM_REF_USAGE); VMW_DEBUG_USER("Fence copy error. Syncing.\n"); (void) vmw_fence_obj_wait(fence, false, false, VMW_FENCE_WAIT_TIMEOUT); @@ -3519,20 +3451,18 @@ vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv, } /** - * vmw_execbuf_submit_fifo - Patch a command batch and submit it using - * the fifo. + * vmw_execbuf_submit_fifo - Patch a command batch and submit it using the fifo. * * @dev_priv: Pointer to a device private structure. * @kernel_commands: Pointer to the unpatched command batch. * @command_size: Size of the unpatched command batch. * @sw_context: Structure holding the relocation lists. * - * Side effects: If this function returns 0, then the command batch - * pointed to by @kernel_commands will have been modified. + * Side effects: If this function returns 0, then the command batch pointed to + * by @kernel_commands will have been modified. */ static int vmw_execbuf_submit_fifo(struct vmw_private *dev_priv, - void *kernel_commands, - u32 command_size, + void *kernel_commands, u32 command_size, struct vmw_sw_context *sw_context) { void *cmd; @@ -3557,16 +3487,16 @@ static int vmw_execbuf_submit_fifo(struct vmw_private *dev_priv, } /** - * vmw_execbuf_submit_cmdbuf - Patch a command batch and submit it using - * the command buffer manager. + * vmw_execbuf_submit_cmdbuf - Patch a command batch and submit it using the + * command buffer manager. * * @dev_priv: Pointer to a device private structure. * @header: Opaque handle to the command buffer allocation. * @command_size: Size of the unpatched command batch. * @sw_context: Structure holding the relocation lists. * - * Side effects: If this function returns 0, then the command buffer - * represented by @header will have been modified. + * Side effects: If this function returns 0, then the command buffer represented + * by @header will have been modified. */ static int vmw_execbuf_submit_cmdbuf(struct vmw_private *dev_priv, struct vmw_cmdbuf_header *header, @@ -3575,8 +3505,8 @@ static int vmw_execbuf_submit_cmdbuf(struct vmw_private *dev_priv, { u32 id = ((sw_context->dx_ctx_node) ? sw_context->dx_ctx_node->ctx->id : SVGA3D_INVALID_ID); - void *cmd = vmw_cmdbuf_reserve(dev_priv->cman, command_size, - id, false, header); + void *cmd = vmw_cmdbuf_reserve(dev_priv->cman, command_size, id, false, + header); vmw_apply_relocations(sw_context); vmw_resource_relocations_apply(cmd, &sw_context->res_relocations); @@ -3596,22 +3526,23 @@ static int vmw_execbuf_submit_cmdbuf(struct vmw_private *dev_priv, * @header: Out parameter returning the opaque pointer to the command buffer. * * This function checks whether we can use the command buffer manager for - * submission and if so, creates a command buffer of suitable size and - * copies the user data into that buffer. + * submission and if so, creates a command buffer of suitable size and copies + * the user data into that buffer. * * On successful return, the function returns a pointer to the data in the * command buffer and *@header is set to non-NULL. - * If command buffers could not be used, the function will return the value - * of @kernel_commands on function call. That value may be NULL. In that case, - * the value of *@header will be set to NULL. + * + * If command buffers could not be used, the function will return the value of + * @kernel_commands on function call. That value may be NULL. In that case, the + * value of *@header will be set to NULL. + * * If an error is encountered, the function will return a pointer error value. * If the function is interrupted by a signal while sleeping, it will return * -ERESTARTSYS casted to a pointer error value. */ static void *vmw_execbuf_cmdbuf(struct vmw_private *dev_priv, void __user *user_commands, - void *kernel_commands, - u32 command_size, + void *kernel_commands, u32 command_size, struct vmw_cmdbuf_header **header) { size_t cmdbuf_size; @@ -3629,13 +3560,12 @@ static void *vmw_execbuf_cmdbuf(struct vmw_private *dev_priv, /* If possible, add a little space for fencing. */ cmdbuf_size = command_size + 512; cmdbuf_size = min_t(size_t, cmdbuf_size, SVGA_CB_MAX_SIZE); - kernel_commands = vmw_cmdbuf_alloc(dev_priv->cman, cmdbuf_size, - true, header); + kernel_commands = vmw_cmdbuf_alloc(dev_priv->cman, cmdbuf_size, true, + header); if (IS_ERR(kernel_commands)) return kernel_commands; - ret = copy_from_user(kernel_commands, user_commands, - command_size); + ret = copy_from_user(kernel_commands, user_commands, command_size); if (ret) { VMW_DEBUG_USER("Failed copying commands.\n"); vmw_cmdbuf_header_free(*header); @@ -3683,14 +3613,11 @@ static int vmw_execbuf_tie_context(struct vmw_private *dev_priv, int vmw_execbuf_process(struct drm_file *file_priv, struct vmw_private *dev_priv, - void __user *user_commands, - void *kernel_commands, - uint32_t command_size, - uint64_t throttle_us, + void __user *user_commands, void *kernel_commands, + uint32_t command_size, uint64_t throttle_us, uint32_t dx_context_handle, struct drm_vmw_fence_rep __user *user_fence_rep, - struct vmw_fence_obj **out_fence, - uint32_t flags) + struct vmw_fence_obj **out_fence, uint32_t flags) { struct vmw_sw_context *sw_context = &dev_priv->ctx; struct vmw_fence_obj *fence = NULL; @@ -3739,18 +3666,18 @@ int vmw_execbuf_process(struct drm_file *file_priv, if (unlikely(ret != 0)) goto out_unlock; - - ret = copy_from_user(sw_context->cmd_bounce, - user_commands, command_size); - + ret = copy_from_user(sw_context->cmd_bounce, user_commands, + command_size); if (unlikely(ret != 0)) { ret = -EFAULT; VMW_DEBUG_USER("Failed copying commands.\n"); goto out_unlock; } + kernel_commands = sw_context->cmd_bounce; - } else if (!header) + } else if (!header) { sw_context->kernel = true; + } sw_context->fp = vmw_fpriv(file_priv); INIT_LIST_HEAD(&sw_context->ctx_list); @@ -3763,6 +3690,7 @@ int vmw_execbuf_process(struct drm_file *file_priv, memset(sw_context->res_cache, 0, sizeof(sw_context->res_cache)); INIT_LIST_HEAD(&sw_context->res_relocations); INIT_LIST_HEAD(&sw_context->bo_relocations); + if (sw_context->staged_bindings) vmw_binding_state_reset(sw_context->staged_bindings); @@ -3770,8 +3698,10 @@ int vmw_execbuf_process(struct drm_file *file_priv, ret = drm_ht_create(&sw_context->res_ht, VMW_RES_HT_ORDER); if (unlikely(ret != 0)) goto out_unlock; + sw_context->res_ht_initialized = true; } + INIT_LIST_HEAD(&sw_context->staged_cmd_res); sw_context->ctx = &val_ctx; ret = vmw_execbuf_tie_context(dev_priv, sw_context, dx_context_handle); @@ -3798,6 +3728,7 @@ int vmw_execbuf_process(struct drm_file *file_priv, ret = vmw_validation_res_validate(&val_ctx, true); if (unlikely(ret != 0)) goto out_err; + vmw_validation_drop_ht(&val_ctx); ret = mutex_lock_interruptible(&dev_priv->binding_mutex); @@ -3825,15 +3756,13 @@ int vmw_execbuf_process(struct drm_file *file_priv, goto out_err; vmw_query_bo_switch_commit(dev_priv, sw_context); - ret = vmw_execbuf_fence_commands(file_priv, dev_priv, - &fence, + ret = vmw_execbuf_fence_commands(file_priv, dev_priv, &fence, (user_fence_rep) ? &handle : NULL); /* * This error is harmless, because if fence submission fails, * vmw_fifo_send_fence will sync. The error will be propagated to * user-space in @fence_rep */ - if (ret != 0) VMW_DEBUG_USER("Fence submission error. Syncing.\n"); @@ -3843,15 +3772,13 @@ int vmw_execbuf_process(struct drm_file *file_priv, vmw_validation_bo_fence(sw_context->ctx, fence); - if (unlikely(dev_priv->pinned_bo != NULL && - !dev_priv->query_cid_valid)) + if (unlikely(dev_priv->pinned_bo != NULL && !dev_priv->query_cid_valid)) __vmw_execbuf_release_pinned_bo(dev_priv, fence); /* - * If anything fails here, give up trying to export the fence - * and do a sync since the user mode will not be able to sync - * the fence itself. This ensures we are still functionally - * correct. + * If anything fails here, give up trying to export the fence and do a + * sync since the user mode will not be able to sync the fence itself. + * This ensures we are still functionally correct. */ if (flags & DRM_VMW_EXECBUF_FLAG_EXPORT_FENCE_FD) { @@ -3870,8 +3797,8 @@ int vmw_execbuf_process(struct drm_file *file_priv, } vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret, - user_fence_rep, fence, handle, - out_fence_fd, sync_file); + user_fence_rep, fence, handle, out_fence_fd, + sync_file); /* Don't unreference when handing fence out */ if (unlikely(out_fence != NULL)) { @@ -3885,8 +3812,8 @@ int vmw_execbuf_process(struct drm_file *file_priv, mutex_unlock(&dev_priv->cmdbuf_mutex); /* - * Unreference resources outside of the cmdbuf_mutex to - * avoid deadlocks in resource destruction paths. + * Unreference resources outside of the cmdbuf_mutex to avoid deadlocks + * in resource destruction paths. */ vmw_validation_unref_lists(&val_ctx); @@ -3901,8 +3828,7 @@ out_err_nores: vmw_validation_res_unreserve(&val_ctx, true); vmw_resource_relocations_free(&sw_context->res_relocations); vmw_free_relocations(sw_context); - if (unlikely(dev_priv->pinned_bo != NULL && - !dev_priv->query_cid_valid)) + if (unlikely(dev_priv->pinned_bo != NULL && !dev_priv->query_cid_valid)) __vmw_execbuf_release_pinned_bo(dev_priv, NULL); out_unlock: vmw_cmdbuf_res_revert(&sw_context->staged_cmd_res); @@ -3911,8 +3837,8 @@ out_unlock: mutex_unlock(&dev_priv->cmdbuf_mutex); /* - * Unreference resources outside of the cmdbuf_mutex to - * avoid deadlocks in resource destruction paths. + * Unreference resources outside of the cmdbuf_mutex to avoid deadlocks + * in resource destruction paths. */ vmw_validation_unref_lists(&val_ctx); out_free_header: @@ -3930,9 +3856,9 @@ out_free_fence_fd: * * @dev_priv: The device private structure. * - * This function is called to idle the fifo and unpin the query buffer - * if the normal way to do this hits an error, which should typically be - * extremely rare. + * This function is called to idle the fifo and unpin the query buffer if the + * normal way to do this hits an error, which should typically be extremely + * rare. */ static void vmw_execbuf_unpin_panic(struct vmw_private *dev_priv) { @@ -3948,28 +3874,27 @@ static void vmw_execbuf_unpin_panic(struct vmw_private *dev_priv) /** - * __vmw_execbuf_release_pinned_bo - Flush queries and unpin the pinned - * query bo. + * __vmw_execbuf_release_pinned_bo - Flush queries and unpin the pinned query + * bo. * * @dev_priv: The device private structure. - * @fence: If non-NULL should point to a struct vmw_fence_obj issued - * _after_ a query barrier that flushes all queries touching the current - * buffer pointed to by @dev_priv->pinned_bo + * @fence: If non-NULL should point to a struct vmw_fence_obj issued _after_ a + * query barrier that flushes all queries touching the current buffer pointed to + * by @dev_priv->pinned_bo * - * This function should be used to unpin the pinned query bo, or - * as a query barrier when we need to make sure that all queries have - * finished before the next fifo command. (For example on hardware - * context destructions where the hardware may otherwise leak unfinished - * queries). + * This function should be used to unpin the pinned query bo, or as a query + * barrier when we need to make sure that all queries have finished before the + * next fifo command. (For example on hardware context destructions where the + * hardware may otherwise leak unfinished queries). * - * This function does not return any failure codes, but make attempts - * to do safe unpinning in case of errors. + * This function does not return any failure codes, but make attempts to do safe + * unpinning in case of errors. * - * The function will synchronize on the previous query barrier, and will - * thus not finish until that barrier has executed. + * The function will synchronize on the previous query barrier, and will thus + * not finish until that barrier has executed. * - * the @dev_priv->cmdbuf_mutex needs to be held by the current thread - * before calling this function. + * the @dev_priv->cmdbuf_mutex needs to be held by the current thread before + * calling this function. */ void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv, struct vmw_fence_obj *fence) @@ -4019,35 +3944,32 @@ void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv, vmw_validation_unref_lists(&val_ctx); vmw_bo_unreference(&dev_priv->pinned_bo); + out_unlock: return; - out_no_emit: vmw_validation_bo_backoff(&val_ctx); out_no_reserve: vmw_validation_unref_lists(&val_ctx); vmw_execbuf_unpin_panic(dev_priv); vmw_bo_unreference(&dev_priv->pinned_bo); - } /** - * vmw_execbuf_release_pinned_bo - Flush queries and unpin the pinned - * query bo. + * vmw_execbuf_release_pinned_bo - Flush queries and unpin the pinned query bo. * * @dev_priv: The device private structure. * - * This function should be used to unpin the pinned query bo, or - * as a query barrier when we need to make sure that all queries have - * finished before the next fifo command. (For example on hardware - * context destructions where the hardware may otherwise leak unfinished - * queries). + * This function should be used to unpin the pinned query bo, or as a query + * barrier when we need to make sure that all queries have finished before the + * next fifo command. (For example on hardware context destructions where the + * hardware may otherwise leak unfinished queries). * - * This function does not return any failure codes, but make attempts - * to do safe unpinning in case of errors. + * This function does not return any failure codes, but make attempts to do safe + * unpinning in case of errors. * - * The function will synchronize on the previous query barrier, and will - * thus not finish until that barrier has executed. + * The function will synchronize on the previous query barrier, and will thus + * not finish until that barrier has executed. */ void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv) { @@ -4078,12 +4000,9 @@ int vmw_execbuf_ioctl(struct drm_device *dev, unsigned long data, return -EFAULT; /* - * Extend the ioctl argument while - * maintaining backwards compatibility: - * We take different code paths depending on the value of - * arg.version. + * Extend the ioctl argument while maintaining backwards compatibility: + * We take different code paths depending on the value of arg.version. */ - if (unlikely(arg.version > DRM_VMW_EXECBUF_VERSION || arg.version == 0)) { VMW_DEBUG_USER("Incorrect execbuf version.\n"); @@ -4093,8 +4012,7 @@ int vmw_execbuf_ioctl(struct drm_device *dev, unsigned long data, if (arg.version > 1 && copy_from_user(&arg.context_handle, (void __user *) (data + copy_offset[0]), - copy_offset[arg.version - 1] - - copy_offset[0]) != 0) + copy_offset[arg.version - 1] - copy_offset[0]) != 0) return -EFAULT; switch (arg.version) { @@ -4106,7 +4024,6 @@ int vmw_execbuf_ioctl(struct drm_device *dev, unsigned long data, break; } - /* If imported a fence FD from elsewhere, then wait on it */ if (arg.flags & DRM_VMW_EXECBUF_FLAG_IMPORT_FENCE_FD) { in_fence = sync_file_get_fence(arg.imported_fence_fd); @@ -4130,8 +4047,8 @@ int vmw_execbuf_ioctl(struct drm_device *dev, unsigned long data, NULL, arg.command_size, arg.throttle_us, arg.context_handle, (void __user *)(unsigned long)arg.fence_rep, - NULL, - arg.flags); + NULL, arg.flags); + ttm_read_unlock(&dev_priv->reservation_sem); if (unlikely(ret != 0)) goto out; |