4456 lines
134 KiB
C
4456 lines
134 KiB
C
// SPDX-License-Identifier: GPL-2.0 OR MIT
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/**************************************************************************
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*
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* Copyright 2009 - 2015 VMware, Inc., Palo Alto, CA., USA
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include <linux/sync_file.h>
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#include "vmwgfx_drv.h"
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#include "vmwgfx_reg.h"
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#include <drm/ttm/ttm_bo_api.h>
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#include <drm/ttm/ttm_placement.h>
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#include "vmwgfx_so.h"
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#include "vmwgfx_binding.h"
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#define VMW_RES_HT_ORDER 12
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/*
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* Helper macro to get dx_ctx_node if available otherwise print an error
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* message. This is for use in command verifier function where if dx_ctx_node
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* is not set then command is invalid.
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*/
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#define VMW_GET_CTX_NODE(__sw_context) \
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({ \
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__sw_context->dx_ctx_node ? __sw_context->dx_ctx_node : ({ \
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VMW_DEBUG_USER("SM context is not set at %s\n", __func__); \
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__sw_context->dx_ctx_node; \
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}); \
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})
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#define VMW_DECLARE_CMD_VAR(__var, __type) \
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struct { \
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SVGA3dCmdHeader header; \
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__type body; \
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} __var
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/**
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* struct vmw_relocation - Buffer object relocation
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*
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* @head: List head for the command submission context's relocation list
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* @vbo: Non ref-counted pointer to buffer object
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* @mob_loc: Pointer to location for mob id to be modified
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* @location: Pointer to location for guest pointer to be modified
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*/
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struct vmw_relocation {
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struct list_head head;
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struct vmw_buffer_object *vbo;
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union {
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SVGAMobId *mob_loc;
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SVGAGuestPtr *location;
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};
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};
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/**
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* enum vmw_resource_relocation_type - Relocation type for resources
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*
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* @vmw_res_rel_normal: Traditional relocation. The resource id in the
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* command stream is replaced with the actual id after validation.
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* @vmw_res_rel_nop: NOP relocation. The command is unconditionally replaced
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* with a NOP.
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* @vmw_res_rel_cond_nop: Conditional NOP relocation. If the resource id after
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* validation is -1, the command is replaced with a NOP. Otherwise no action.
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*/
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enum vmw_resource_relocation_type {
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vmw_res_rel_normal,
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vmw_res_rel_nop,
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vmw_res_rel_cond_nop,
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vmw_res_rel_max
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};
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/**
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* struct vmw_resource_relocation - Relocation info for resources
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*
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* @head: List head for the software context's relocation list.
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* @res: Non-ref-counted pointer to the resource.
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* @offset: Offset of single byte entries into the command buffer where the id
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* that needs fixup is located.
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* @rel_type: Type of relocation.
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*/
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struct vmw_resource_relocation {
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struct list_head head;
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const struct vmw_resource *res;
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u32 offset:29;
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enum vmw_resource_relocation_type rel_type:3;
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};
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/**
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* struct vmw_ctx_validation_info - Extra validation metadata for contexts
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*
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* @head: List head of context list
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* @ctx: The context resource
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* @cur: The context's persistent binding state
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* @staged: The binding state changes of this command buffer
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*/
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struct vmw_ctx_validation_info {
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struct list_head head;
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struct vmw_resource *ctx;
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struct vmw_ctx_binding_state *cur;
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struct vmw_ctx_binding_state *staged;
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};
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/**
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* struct vmw_cmd_entry - Describe a command for the verifier
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*
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* @user_allow: Whether allowed from the execbuf ioctl.
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* @gb_disable: Whether disabled if guest-backed objects are available.
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* @gb_enable: Whether enabled iff guest-backed objects are available.
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*/
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struct vmw_cmd_entry {
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int (*func) (struct vmw_private *, struct vmw_sw_context *,
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SVGA3dCmdHeader *);
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bool user_allow;
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bool gb_disable;
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bool gb_enable;
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const char *cmd_name;
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};
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#define VMW_CMD_DEF(_cmd, _func, _user_allow, _gb_disable, _gb_enable) \
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[(_cmd) - SVGA_3D_CMD_BASE] = {(_func), (_user_allow),\
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(_gb_disable), (_gb_enable), #_cmd}
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static int vmw_resource_context_res_add(struct vmw_private *dev_priv,
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struct vmw_sw_context *sw_context,
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struct vmw_resource *ctx);
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static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
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struct vmw_sw_context *sw_context,
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SVGAMobId *id,
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struct vmw_buffer_object **vmw_bo_p);
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/**
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* vmw_ptr_diff - Compute the offset from a to b in bytes
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*
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* @a: A starting pointer.
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* @b: A pointer offset in the same address space.
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*
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* Returns: The offset in bytes between the two pointers.
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*/
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static size_t vmw_ptr_diff(void *a, void *b)
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{
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return (unsigned long) b - (unsigned long) a;
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}
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/**
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* vmw_execbuf_bindings_commit - Commit modified binding state
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*
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* @sw_context: The command submission context
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* @backoff: Whether this is part of the error path and binding state changes
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* should be ignored
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*/
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static void vmw_execbuf_bindings_commit(struct vmw_sw_context *sw_context,
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bool backoff)
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{
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struct vmw_ctx_validation_info *entry;
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list_for_each_entry(entry, &sw_context->ctx_list, head) {
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if (!backoff)
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vmw_binding_state_commit(entry->cur, entry->staged);
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if (entry->staged != sw_context->staged_bindings)
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vmw_binding_state_free(entry->staged);
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else
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sw_context->staged_bindings_inuse = false;
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}
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/* List entries are freed with the validation context */
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INIT_LIST_HEAD(&sw_context->ctx_list);
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}
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/**
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* vmw_bind_dx_query_mob - Bind the DX query MOB if referenced
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*
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* @sw_context: The command submission context
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*/
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static void vmw_bind_dx_query_mob(struct vmw_sw_context *sw_context)
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{
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if (sw_context->dx_query_mob)
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vmw_context_bind_dx_query(sw_context->dx_query_ctx,
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sw_context->dx_query_mob);
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}
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/**
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* vmw_cmd_ctx_first_setup - Perform the setup needed when a context is added to
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* the validate list.
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*
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* @dev_priv: Pointer to the device private:
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* @sw_context: The command submission context
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* @node: The validation node holding the context resource metadata
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*/
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static int vmw_cmd_ctx_first_setup(struct vmw_private *dev_priv,
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struct vmw_sw_context *sw_context,
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struct vmw_resource *res,
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struct vmw_ctx_validation_info *node)
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{
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int ret;
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ret = vmw_resource_context_res_add(dev_priv, sw_context, res);
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if (unlikely(ret != 0))
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goto out_err;
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if (!sw_context->staged_bindings) {
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sw_context->staged_bindings = vmw_binding_state_alloc(dev_priv);
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if (IS_ERR(sw_context->staged_bindings)) {
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ret = PTR_ERR(sw_context->staged_bindings);
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sw_context->staged_bindings = NULL;
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goto out_err;
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}
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}
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if (sw_context->staged_bindings_inuse) {
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node->staged = vmw_binding_state_alloc(dev_priv);
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if (IS_ERR(node->staged)) {
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ret = PTR_ERR(node->staged);
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node->staged = NULL;
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goto out_err;
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}
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} else {
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node->staged = sw_context->staged_bindings;
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sw_context->staged_bindings_inuse = true;
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}
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node->ctx = res;
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node->cur = vmw_context_binding_state(res);
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list_add_tail(&node->head, &sw_context->ctx_list);
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return 0;
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out_err:
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return ret;
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}
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/**
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* vmw_execbuf_res_size - calculate extra size fore the resource validation node
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*
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* @dev_priv: Pointer to the device private struct.
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* @res_type: The resource type.
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*
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* Guest-backed contexts and DX contexts require extra size to store execbuf
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* private information in the validation node. Typically the binding manager
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* associated data structures.
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*
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* Returns: The extra size requirement based on resource type.
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*/
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static unsigned int vmw_execbuf_res_size(struct vmw_private *dev_priv,
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enum vmw_res_type res_type)
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{
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return (res_type == vmw_res_dx_context ||
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(res_type == vmw_res_context && dev_priv->has_mob)) ?
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sizeof(struct vmw_ctx_validation_info) : 0;
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}
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/**
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* vmw_execbuf_rcache_update - Update a resource-node cache entry
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*
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* @rcache: Pointer to the entry to update.
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* @res: Pointer to the resource.
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* @private: Pointer to the execbuf-private space in the resource validation
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* node.
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*/
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static void vmw_execbuf_rcache_update(struct vmw_res_cache_entry *rcache,
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struct vmw_resource *res,
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void *private)
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{
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rcache->res = res;
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rcache->private = private;
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rcache->valid = 1;
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rcache->valid_handle = 0;
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}
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/**
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* vmw_execbuf_res_noref_val_add - Add a resource described by an unreferenced
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* rcu-protected pointer to the validation list.
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*
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* @sw_context: Pointer to the software context.
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* @res: Unreferenced rcu-protected pointer to the resource.
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* @dirty: Whether to change dirty status.
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*
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* Returns: 0 on success. Negative error code on failure. Typical error codes
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* are %-EINVAL on inconsistency and %-ESRCH if the resource was doomed.
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*/
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static int vmw_execbuf_res_noref_val_add(struct vmw_sw_context *sw_context,
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struct vmw_resource *res,
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u32 dirty)
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{
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struct vmw_private *dev_priv = res->dev_priv;
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int ret;
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enum vmw_res_type res_type = vmw_res_type(res);
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struct vmw_res_cache_entry *rcache;
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struct vmw_ctx_validation_info *ctx_info;
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bool first_usage;
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unsigned int priv_size;
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rcache = &sw_context->res_cache[res_type];
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if (likely(rcache->valid && rcache->res == res)) {
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if (dirty)
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vmw_validation_res_set_dirty(sw_context->ctx,
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rcache->private, dirty);
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vmw_user_resource_noref_release();
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return 0;
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}
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priv_size = vmw_execbuf_res_size(dev_priv, res_type);
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ret = vmw_validation_add_resource(sw_context->ctx, res, priv_size,
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dirty, (void **)&ctx_info,
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&first_usage);
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vmw_user_resource_noref_release();
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if (ret)
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return ret;
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if (priv_size && first_usage) {
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ret = vmw_cmd_ctx_first_setup(dev_priv, sw_context, res,
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ctx_info);
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if (ret) {
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VMW_DEBUG_USER("Failed first usage context setup.\n");
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return ret;
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}
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}
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vmw_execbuf_rcache_update(rcache, res, ctx_info);
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return 0;
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}
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/**
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* vmw_execbuf_res_noctx_val_add - Add a non-context resource to the resource
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* validation list if it's not already on it
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*
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* @sw_context: Pointer to the software context.
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* @res: Pointer to the resource.
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* @dirty: Whether to change dirty status.
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*
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* Returns: Zero on success. Negative error code on failure.
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*/
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static int vmw_execbuf_res_noctx_val_add(struct vmw_sw_context *sw_context,
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struct vmw_resource *res,
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u32 dirty)
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{
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struct vmw_res_cache_entry *rcache;
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enum vmw_res_type res_type = vmw_res_type(res);
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void *ptr;
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int ret;
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rcache = &sw_context->res_cache[res_type];
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if (likely(rcache->valid && rcache->res == res)) {
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if (dirty)
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vmw_validation_res_set_dirty(sw_context->ctx,
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rcache->private, dirty);
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return 0;
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}
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ret = vmw_validation_add_resource(sw_context->ctx, res, 0, dirty,
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&ptr, NULL);
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if (ret)
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return ret;
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vmw_execbuf_rcache_update(rcache, res, ptr);
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return 0;
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}
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/**
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* vmw_view_res_val_add - Add a view and the surface it's pointing to to the
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* validation list
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*
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* @sw_context: The software context holding the validation list.
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* @view: Pointer to the view resource.
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*
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* Returns 0 if success, negative error code otherwise.
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*/
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static int vmw_view_res_val_add(struct vmw_sw_context *sw_context,
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struct vmw_resource *view)
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{
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int ret;
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/*
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* First add the resource the view is pointing to, otherwise it may be
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* swapped out when the view is validated.
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*/
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ret = vmw_execbuf_res_noctx_val_add(sw_context, vmw_view_srf(view),
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vmw_view_dirtying(view));
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if (ret)
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return ret;
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return vmw_execbuf_res_noctx_val_add(sw_context, view,
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VMW_RES_DIRTY_NONE);
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}
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/**
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* vmw_view_id_val_add - Look up a view and add it and the surface it's pointing
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* to to the validation list.
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*
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* @sw_context: The software context holding the validation list.
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* @view_type: The view type to look up.
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* @id: view id of the view.
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*
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* The view is represented by a view id and the DX context it's created on, or
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* scheduled for creation on. If there is no DX context set, the function will
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* return an -EINVAL error pointer.
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*
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* Returns: Unreferenced pointer to the resource on success, negative error
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* pointer on failure.
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*/
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static struct vmw_resource *
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vmw_view_id_val_add(struct vmw_sw_context *sw_context,
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enum vmw_view_type view_type, u32 id)
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{
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struct vmw_ctx_validation_info *ctx_node = sw_context->dx_ctx_node;
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struct vmw_resource *view;
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int ret;
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if (!ctx_node)
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return ERR_PTR(-EINVAL);
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view = vmw_view_lookup(sw_context->man, view_type, id);
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if (IS_ERR(view))
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return view;
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ret = vmw_view_res_val_add(sw_context, view);
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if (ret)
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return ERR_PTR(ret);
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return view;
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}
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|
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/**
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* vmw_resource_context_res_add - Put resources previously bound to a context on
|
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* the validation list
|
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*
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* @dev_priv: Pointer to a device private structure
|
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* @sw_context: Pointer to a software context used for this command submission
|
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* @ctx: Pointer to the context resource
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*
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* This function puts all resources that were previously bound to @ctx on the
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* resource validation list. This is part of the context state reemission
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*/
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static int vmw_resource_context_res_add(struct vmw_private *dev_priv,
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struct vmw_sw_context *sw_context,
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struct vmw_resource *ctx)
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{
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struct list_head *binding_list;
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struct vmw_ctx_bindinfo *entry;
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int ret = 0;
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struct vmw_resource *res;
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u32 i;
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u32 cotable_max = has_sm5_context(ctx->dev_priv) ?
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SVGA_COTABLE_MAX : SVGA_COTABLE_DX10_MAX;
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|
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/* Add all cotables to the validation list. */
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if (has_sm4_context(dev_priv) &&
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vmw_res_type(ctx) == vmw_res_dx_context) {
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for (i = 0; i < cotable_max; ++i) {
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res = vmw_context_cotable(ctx, i);
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if (IS_ERR(res))
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continue;
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ret = vmw_execbuf_res_noctx_val_add(sw_context, res,
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VMW_RES_DIRTY_SET);
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if (unlikely(ret != 0))
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return ret;
|
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}
|
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}
|
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|
|
/* Add all resources bound to the context to the validation list */
|
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mutex_lock(&dev_priv->binding_mutex);
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binding_list = vmw_context_binding_list(ctx);
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|
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list_for_each_entry(entry, binding_list, ctx_list) {
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if (vmw_res_type(entry->res) == vmw_res_view)
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ret = vmw_view_res_val_add(sw_context, entry->res);
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else
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ret = vmw_execbuf_res_noctx_val_add
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(sw_context, entry->res,
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vmw_binding_dirtying(entry->bt));
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if (unlikely(ret != 0))
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break;
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}
|
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|
|
if (has_sm4_context(dev_priv) &&
|
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vmw_res_type(ctx) == vmw_res_dx_context) {
|
|
struct vmw_buffer_object *dx_query_mob;
|
|
|
|
dx_query_mob = vmw_context_get_dx_query_mob(ctx);
|
|
if (dx_query_mob)
|
|
ret = vmw_validation_add_bo(sw_context->ctx,
|
|
dx_query_mob, true, false);
|
|
}
|
|
|
|
mutex_unlock(&dev_priv->binding_mutex);
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* vmw_resource_relocation_add - Add a relocation to the relocation list
|
|
*
|
|
* @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.
|
|
* @rel_type: Relocation type.
|
|
*/
|
|
static int vmw_resource_relocation_add(struct vmw_sw_context *sw_context,
|
|
const struct vmw_resource *res,
|
|
unsigned long offset,
|
|
enum vmw_resource_relocation_type
|
|
rel_type)
|
|
{
|
|
struct vmw_resource_relocation *rel;
|
|
|
|
rel = vmw_validation_mem_alloc(sw_context->ctx, sizeof(*rel));
|
|
if (unlikely(!rel)) {
|
|
VMW_DEBUG_USER("Failed to allocate a resource relocation.\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
rel->res = res;
|
|
rel->offset = offset;
|
|
rel->rel_type = rel_type;
|
|
list_add_tail(&rel->head, &sw_context->res_relocations);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_resource_relocations_free - Free all relocations on a list
|
|
*
|
|
* @list: Pointer to the head of the relocation list
|
|
*/
|
|
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.
|
|
* @list: Pointer to the head of the relocation list.
|
|
*/
|
|
static void vmw_resource_relocations_apply(uint32_t *cb,
|
|
struct list_head *list)
|
|
{
|
|
struct vmw_resource_relocation *rel;
|
|
|
|
/* Validate the struct vmw_resource_relocation member size */
|
|
BUILD_BUG_ON(SVGA_CB_MAX_SIZE >= (1 << 29));
|
|
BUILD_BUG_ON(vmw_res_rel_max >= (1 << 3));
|
|
|
|
list_for_each_entry(rel, list, head) {
|
|
u32 *addr = (u32 *)((unsigned long) cb + rel->offset);
|
|
switch (rel->rel_type) {
|
|
case vmw_res_rel_normal:
|
|
*addr = rel->res->id;
|
|
break;
|
|
case vmw_res_rel_nop:
|
|
*addr = SVGA_3D_CMD_NOP;
|
|
break;
|
|
default:
|
|
if (rel->res->id == -1)
|
|
*addr = SVGA_3D_CMD_NOP;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int vmw_cmd_invalid(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int vmw_cmd_ok(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
static int vmw_resources_reserve(struct vmw_sw_context *sw_context)
|
|
{
|
|
int ret;
|
|
|
|
ret = vmw_validation_res_reserve(sw_context->ctx, true);
|
|
if (ret)
|
|
return ret;
|
|
|
|
if (sw_context->dx_query_mob) {
|
|
struct vmw_buffer_object *expected_dx_query_mob;
|
|
|
|
expected_dx_query_mob =
|
|
vmw_context_get_dx_query_mob(sw_context->dx_query_ctx);
|
|
if (expected_dx_query_mob &&
|
|
expected_dx_query_mob != sw_context->dx_query_mob) {
|
|
ret = -EINVAL;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
static int
|
|
vmw_cmd_res_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
enum vmw_res_type res_type,
|
|
u32 dirty,
|
|
const struct vmw_user_resource_conv *converter,
|
|
uint32_t *id_loc,
|
|
struct vmw_resource **p_res)
|
|
{
|
|
struct vmw_res_cache_entry *rcache = &sw_context->res_cache[res_type];
|
|
struct vmw_resource *res;
|
|
int ret;
|
|
|
|
if (p_res)
|
|
*p_res = NULL;
|
|
|
|
if (*id_loc == SVGA3D_INVALID_ID) {
|
|
if (res_type == vmw_res_context) {
|
|
VMW_DEBUG_USER("Illegal context invalid id.\n");
|
|
return -EINVAL;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
if (likely(rcache->valid_handle && *id_loc == rcache->handle)) {
|
|
res = rcache->res;
|
|
if (dirty)
|
|
vmw_validation_res_set_dirty(sw_context->ctx,
|
|
rcache->private, dirty);
|
|
} else {
|
|
unsigned int size = vmw_execbuf_res_size(dev_priv, res_type);
|
|
|
|
ret = vmw_validation_preload_res(sw_context->ctx, size);
|
|
if (ret)
|
|
return ret;
|
|
|
|
res = vmw_user_resource_noref_lookup_handle
|
|
(dev_priv, sw_context->fp->tfile, *id_loc, converter);
|
|
if (IS_ERR(res)) {
|
|
VMW_DEBUG_USER("Could not find/use resource 0x%08x.\n",
|
|
(unsigned int) *id_loc);
|
|
return PTR_ERR(res);
|
|
}
|
|
|
|
ret = vmw_execbuf_res_noref_val_add(sw_context, res, dirty);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
if (rcache->valid && rcache->res == res) {
|
|
rcache->valid_handle = true;
|
|
rcache->handle = *id_loc;
|
|
}
|
|
}
|
|
|
|
ret = vmw_resource_relocation_add(sw_context, res,
|
|
vmw_ptr_diff(sw_context->buf_start,
|
|
id_loc),
|
|
vmw_res_rel_normal);
|
|
if (p_res)
|
|
*p_res = res;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_rebind_dx_query - Rebind DX query associated with the context
|
|
*
|
|
* @ctx_res: context the query belongs to
|
|
*
|
|
* This function assumes binding_mutex is held.
|
|
*/
|
|
static int vmw_rebind_all_dx_query(struct vmw_resource *ctx_res)
|
|
{
|
|
struct vmw_private *dev_priv = ctx_res->dev_priv;
|
|
struct vmw_buffer_object *dx_query_mob;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXBindAllQuery);
|
|
|
|
dx_query_mob = vmw_context_get_dx_query_mob(ctx_res);
|
|
|
|
if (!dx_query_mob || dx_query_mob->dx_query_ctx)
|
|
return 0;
|
|
|
|
cmd = VMW_FIFO_RESERVE_DX(dev_priv, sizeof(*cmd), ctx_res->id);
|
|
if (cmd == NULL)
|
|
return -ENOMEM;
|
|
|
|
cmd->header.id = SVGA_3D_CMD_DX_BIND_ALL_QUERY;
|
|
cmd->header.size = sizeof(cmd->body);
|
|
cmd->body.cid = ctx_res->id;
|
|
cmd->body.mobid = dx_query_mob->base.mem.start;
|
|
vmw_fifo_commit(dev_priv, sizeof(*cmd));
|
|
|
|
vmw_context_bind_dx_query(ctx_res, dx_query_mob);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_rebind_contexts - Rebind all resources previously bound to referenced
|
|
* contexts.
|
|
*
|
|
* @sw_context: Pointer to the software context.
|
|
*
|
|
* Rebind context binding points that have been scrubbed because of eviction.
|
|
*/
|
|
static int vmw_rebind_contexts(struct vmw_sw_context *sw_context)
|
|
{
|
|
struct vmw_ctx_validation_info *val;
|
|
int ret;
|
|
|
|
list_for_each_entry(val, &sw_context->ctx_list, head) {
|
|
ret = vmw_binding_rebind_all(val->cur);
|
|
if (unlikely(ret != 0)) {
|
|
if (ret != -ERESTARTSYS)
|
|
VMW_DEBUG_USER("Failed to rebind context.\n");
|
|
return ret;
|
|
}
|
|
|
|
ret = vmw_rebind_all_dx_query(val->ctx);
|
|
if (ret != 0) {
|
|
VMW_DEBUG_USER("Failed to rebind queries.\n");
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @binding_type: Binding type for the bindings.
|
|
* @shader_slot: The shader slot to user for the bindings.
|
|
* @view_ids: Array of view ids to be bound.
|
|
* @num_views: Number of view ids in @view_ids.
|
|
* @first_slot: The binding slot to be used for the first view id in @view_ids.
|
|
*/
|
|
static int vmw_view_bindings_add(struct vmw_sw_context *sw_context,
|
|
enum vmw_view_type view_type,
|
|
enum vmw_ctx_binding_type binding_type,
|
|
uint32 shader_slot,
|
|
uint32 view_ids[], u32 num_views,
|
|
u32 first_slot)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
u32 i;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
for (i = 0; i < num_views; ++i) {
|
|
struct vmw_ctx_bindinfo_view binding;
|
|
struct vmw_resource *view = NULL;
|
|
|
|
if (view_ids[i] != SVGA3D_INVALID_ID) {
|
|
view = vmw_view_id_val_add(sw_context, view_type,
|
|
view_ids[i]);
|
|
if (IS_ERR(view)) {
|
|
VMW_DEBUG_USER("View not found.\n");
|
|
return PTR_ERR(view);
|
|
}
|
|
}
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.res = view;
|
|
binding.bi.bt = binding_type;
|
|
binding.shader_slot = shader_slot;
|
|
binding.slot = first_slot + i;
|
|
vmw_binding_add(ctx_node->staged, &binding.bi,
|
|
shader_slot, binding.slot);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_cmd_cid_check - Check a command header for valid context information.
|
|
*
|
|
* @dev_priv: Pointer to a device private structure.
|
|
* @sw_context: Pointer to the software context.
|
|
* @header: A command header with an embedded user-space context handle.
|
|
*
|
|
* Convenience function: Call vmw_cmd_res_check with the user-space context
|
|
* handle embedded in @header.
|
|
*/
|
|
static int vmw_cmd_cid_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, uint32_t) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
*
|
|
* The resource pointed to by @res needs to be present in the command submission
|
|
* 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
|
|
*/
|
|
static struct vmw_ctx_validation_info *
|
|
vmw_execbuf_info_from_res(struct vmw_sw_context *sw_context,
|
|
struct vmw_resource *res)
|
|
{
|
|
struct vmw_res_cache_entry *rcache =
|
|
&sw_context->res_cache[vmw_res_type(res)];
|
|
|
|
if (rcache->valid && rcache->res == res)
|
|
return rcache->private;
|
|
|
|
WARN_ON_ONCE(true);
|
|
return NULL;
|
|
}
|
|
|
|
static int vmw_cmd_set_render_target_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSetRenderTarget);
|
|
struct vmw_resource *ctx;
|
|
struct vmw_resource *res;
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (cmd->body.type >= SVGA3D_RT_MAX) {
|
|
VMW_DEBUG_USER("Illegal render target type %u.\n",
|
|
(unsigned int) cmd->body.type);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, &ctx);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_SET, user_surface_converter,
|
|
&cmd->body.target.sid, &res);
|
|
if (unlikely(ret))
|
|
return ret;
|
|
|
|
if (dev_priv->has_mob) {
|
|
struct vmw_ctx_bindinfo_view binding;
|
|
struct vmw_ctx_validation_info *node;
|
|
|
|
node = vmw_execbuf_info_from_res(sw_context, ctx);
|
|
if (!node)
|
|
return -EINVAL;
|
|
|
|
binding.bi.ctx = ctx;
|
|
binding.bi.res = res;
|
|
binding.bi.bt = vmw_ctx_binding_rt;
|
|
binding.slot = cmd->body.type;
|
|
vmw_binding_add(node->staged, &binding.bi, 0, binding.slot);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_surface_copy_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSurfaceCopy);
|
|
int ret;
|
|
|
|
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,
|
|
&cmd->body.src.sid, NULL);
|
|
if (ret)
|
|
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);
|
|
}
|
|
|
|
static int vmw_cmd_buffer_copy_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXBufferCopy);
|
|
int ret;
|
|
|
|
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,
|
|
&cmd->body.src, NULL);
|
|
if (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, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_pred_copy_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXPredCopyRegion);
|
|
int ret;
|
|
|
|
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,
|
|
&cmd->body.srcSid, NULL);
|
|
if (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.dstSid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_stretch_blt_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSurfaceStretchBlt);
|
|
int ret;
|
|
|
|
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,
|
|
&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);
|
|
}
|
|
|
|
static int vmw_cmd_blt_surf_screen_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdBlitSurfaceToScreen) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.srcImage.sid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_present_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdPresent) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* vmw_query_bo_switch_prepare - Prepare to switch pinned buffer for queries.
|
|
*
|
|
* @dev_priv: The device private structure.
|
|
* @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.
|
|
*/
|
|
static int vmw_query_bo_switch_prepare(struct vmw_private *dev_priv,
|
|
struct vmw_buffer_object *new_query_bo,
|
|
struct vmw_sw_context *sw_context)
|
|
{
|
|
struct vmw_res_cache_entry *ctx_entry =
|
|
&sw_context->res_cache[vmw_res_context];
|
|
int ret;
|
|
|
|
BUG_ON(!ctx_entry->valid);
|
|
sw_context->last_query_ctx = ctx_entry->res;
|
|
|
|
if (unlikely(new_query_bo != sw_context->cur_query_bo)) {
|
|
|
|
if (unlikely(new_query_bo->base.num_pages > 4)) {
|
|
VMW_DEBUG_USER("Query buffer too large.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (unlikely(sw_context->cur_query_bo != NULL)) {
|
|
sw_context->needs_post_query_barrier = true;
|
|
ret = vmw_validation_add_bo(sw_context->ctx,
|
|
sw_context->cur_query_bo,
|
|
dev_priv->has_mob, false);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
}
|
|
sw_context->cur_query_bo = new_query_bo;
|
|
|
|
ret = vmw_validation_add_bo(sw_context->ctx,
|
|
dev_priv->dummy_query_bo,
|
|
dev_priv->has_mob, false);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_query_bo_switch_commit - Finalize switching pinned query buffer
|
|
*
|
|
* @dev_priv: The device private structure.
|
|
* @sw_context: The software context used for this command submission batch.
|
|
*
|
|
* 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.
|
|
*
|
|
* As mentioned above, both the new - and old query buffers need to be fenced
|
|
* using a sequence emitted *after* calling this function.
|
|
*/
|
|
static void vmw_query_bo_switch_commit(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context)
|
|
{
|
|
/*
|
|
* 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];
|
|
struct vmw_resource *ctx;
|
|
int ret;
|
|
|
|
BUG_ON(!ctx_entry->valid);
|
|
ctx = ctx_entry->res;
|
|
|
|
ret = vmw_fifo_emit_dummy_query(dev_priv, ctx->id);
|
|
|
|
if (unlikely(ret != 0))
|
|
VMW_DEBUG_USER("Out of fifo space for dummy query.\n");
|
|
}
|
|
|
|
if (dev_priv->pinned_bo != sw_context->cur_query_bo) {
|
|
if (dev_priv->pinned_bo) {
|
|
vmw_bo_pin_reserved(dev_priv->pinned_bo, false);
|
|
vmw_bo_unreference(&dev_priv->pinned_bo);
|
|
}
|
|
|
|
if (!sw_context->needs_post_query_barrier) {
|
|
vmw_bo_pin_reserved(sw_context->cur_query_bo, true);
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
if (!dev_priv->dummy_query_bo_pinned) {
|
|
vmw_bo_pin_reserved(dev_priv->dummy_query_bo,
|
|
true);
|
|
dev_priv->dummy_query_bo_pinned = true;
|
|
}
|
|
|
|
BUG_ON(sw_context->last_query_ctx == NULL);
|
|
dev_priv->query_cid = sw_context->last_query_ctx->id;
|
|
dev_priv->query_cid_valid = true;
|
|
dev_priv->pinned_bo =
|
|
vmw_bo_reference(sw_context->cur_query_bo);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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
|
|
* 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.
|
|
*/
|
|
static int vmw_translate_mob_ptr(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGAMobId *id,
|
|
struct vmw_buffer_object **vmw_bo_p)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
uint32_t handle = *id;
|
|
struct vmw_relocation *reloc;
|
|
int ret;
|
|
|
|
vmw_validation_preload_bo(sw_context->ctx);
|
|
vmw_bo = vmw_user_bo_noref_lookup(sw_context->fp->tfile, handle);
|
|
if (IS_ERR(vmw_bo)) {
|
|
VMW_DEBUG_USER("Could not find or use MOB buffer.\n");
|
|
return PTR_ERR(vmw_bo);
|
|
}
|
|
|
|
ret = vmw_validation_add_bo(sw_context->ctx, vmw_bo, true, false);
|
|
vmw_user_bo_noref_release();
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
reloc = vmw_validation_mem_alloc(sw_context->ctx, sizeof(*reloc));
|
|
if (!reloc)
|
|
return -ENOMEM;
|
|
|
|
reloc->mob_loc = id;
|
|
reloc->vbo = vmw_bo;
|
|
|
|
*vmw_bo_p = vmw_bo;
|
|
list_add_tail(&reloc->head, &sw_context->bo_relocations);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*
|
|
* 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
|
|
* vmw_clear_validations.
|
|
*/
|
|
static int vmw_translate_guest_ptr(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGAGuestPtr *ptr,
|
|
struct vmw_buffer_object **vmw_bo_p)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
uint32_t handle = ptr->gmrId;
|
|
struct vmw_relocation *reloc;
|
|
int ret;
|
|
|
|
vmw_validation_preload_bo(sw_context->ctx);
|
|
vmw_bo = vmw_user_bo_noref_lookup(sw_context->fp->tfile, handle);
|
|
if (IS_ERR(vmw_bo)) {
|
|
VMW_DEBUG_USER("Could not find or use GMR region.\n");
|
|
return PTR_ERR(vmw_bo);
|
|
}
|
|
|
|
ret = vmw_validation_add_bo(sw_context->ctx, vmw_bo, false, false);
|
|
vmw_user_bo_noref_release();
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
reloc = vmw_validation_mem_alloc(sw_context->ctx, sizeof(*reloc));
|
|
if (!reloc)
|
|
return -ENOMEM;
|
|
|
|
reloc->location = ptr;
|
|
reloc->vbo = vmw_bo;
|
|
*vmw_bo_p = vmw_bo;
|
|
list_add_tail(&reloc->head, &sw_context->bo_relocations);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*
|
|
* This function adds the new query into the query COTABLE
|
|
*/
|
|
static int vmw_cmd_dx_define_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXDefineQuery);
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_resource *cotable_res;
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (cmd->body.type < SVGA3D_QUERYTYPE_MIN ||
|
|
cmd->body.type >= SVGA3D_QUERYTYPE_MAX)
|
|
return -EINVAL;
|
|
|
|
cotable_res = vmw_context_cotable(ctx_node->ctx, SVGA_COTABLE_DXQUERY);
|
|
ret = vmw_cotable_notify(cotable_res, cmd->body.queryId);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
static int vmw_cmd_dx_bind_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXBindQuery);
|
|
struct vmw_buffer_object *vmw_bo;
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
/*
|
|
* Look up the buffer pointed to by q.mobid, put it on the relocation
|
|
* list so its kernel mode MOB ID can be filled in later
|
|
*/
|
|
ret = vmw_translate_mob_ptr(dev_priv, sw_context, &cmd->body.mobid,
|
|
&vmw_bo);
|
|
|
|
if (ret != 0)
|
|
return ret;
|
|
|
|
sw_context->dx_query_mob = vmw_bo;
|
|
sw_context->dx_query_ctx = sw_context->dx_ctx_node->ctx;
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_begin_gb_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdBeginGBQuery) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_begin_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdBeginQuery) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
if (unlikely(dev_priv->has_mob)) {
|
|
VMW_DECLARE_CMD_VAR(gb_cmd, SVGA3dCmdBeginGBQuery);
|
|
|
|
BUG_ON(sizeof(gb_cmd) != sizeof(*cmd));
|
|
|
|
gb_cmd.header.id = SVGA_3D_CMD_BEGIN_GB_QUERY;
|
|
gb_cmd.header.size = cmd->header.size;
|
|
gb_cmd.body.cid = cmd->body.cid;
|
|
gb_cmd.body.type = cmd->body.type;
|
|
|
|
memcpy(cmd, &gb_cmd, sizeof(*cmd));
|
|
return vmw_cmd_begin_gb_query(dev_priv, sw_context, header);
|
|
}
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_end_gb_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdEndGBQuery);
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_translate_mob_ptr(dev_priv, sw_context, &cmd->body.mobid,
|
|
&vmw_bo);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_query_bo_switch_prepare(dev_priv, vmw_bo, sw_context);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_end_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdEndQuery);
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
if (dev_priv->has_mob) {
|
|
VMW_DECLARE_CMD_VAR(gb_cmd, SVGA3dCmdEndGBQuery);
|
|
|
|
BUG_ON(sizeof(gb_cmd) != sizeof(*cmd));
|
|
|
|
gb_cmd.header.id = SVGA_3D_CMD_END_GB_QUERY;
|
|
gb_cmd.header.size = cmd->header.size;
|
|
gb_cmd.body.cid = cmd->body.cid;
|
|
gb_cmd.body.type = cmd->body.type;
|
|
gb_cmd.body.mobid = cmd->body.guestResult.gmrId;
|
|
gb_cmd.body.offset = cmd->body.guestResult.offset;
|
|
|
|
memcpy(cmd, &gb_cmd, sizeof(*cmd));
|
|
return vmw_cmd_end_gb_query(dev_priv, sw_context, header);
|
|
}
|
|
|
|
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_translate_guest_ptr(dev_priv, sw_context,
|
|
&cmd->body.guestResult, &vmw_bo);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_query_bo_switch_prepare(dev_priv, vmw_bo, sw_context);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_wait_gb_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdWaitForGBQuery);
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_translate_mob_ptr(dev_priv, sw_context, &cmd->body.mobid,
|
|
&vmw_bo);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_wait_query(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdWaitForQuery);
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
if (dev_priv->has_mob) {
|
|
VMW_DECLARE_CMD_VAR(gb_cmd, SVGA3dCmdWaitForGBQuery);
|
|
|
|
BUG_ON(sizeof(gb_cmd) != sizeof(*cmd));
|
|
|
|
gb_cmd.header.id = SVGA_3D_CMD_WAIT_FOR_GB_QUERY;
|
|
gb_cmd.header.size = cmd->header.size;
|
|
gb_cmd.body.cid = cmd->body.cid;
|
|
gb_cmd.body.type = cmd->body.type;
|
|
gb_cmd.body.mobid = cmd->body.guestResult.gmrId;
|
|
gb_cmd.body.offset = cmd->body.guestResult.offset;
|
|
|
|
memcpy(cmd, &gb_cmd, sizeof(*cmd));
|
|
return vmw_cmd_wait_gb_query(dev_priv, sw_context, header);
|
|
}
|
|
|
|
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_translate_guest_ptr(dev_priv, sw_context,
|
|
&cmd->body.guestResult, &vmw_bo);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_dma(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo = NULL;
|
|
struct vmw_surface *srf = NULL;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSurfaceDMA);
|
|
int ret;
|
|
SVGA3dCmdSurfaceDMASuffix *suffix;
|
|
uint32_t bo_size;
|
|
bool dirty;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
suffix = (SVGA3dCmdSurfaceDMASuffix *)((unsigned long) &cmd->body +
|
|
header->size - sizeof(*suffix));
|
|
|
|
/* Make sure device and verifier stays in sync. */
|
|
if (unlikely(suffix->suffixSize != sizeof(*suffix))) {
|
|
VMW_DEBUG_USER("Invalid DMA suffix size.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_translate_guest_ptr(dev_priv, sw_context,
|
|
&cmd->body.guest.ptr, &vmw_bo);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
/* Make sure DMA doesn't cross BO boundaries. */
|
|
bo_size = vmw_bo->base.num_pages * PAGE_SIZE;
|
|
if (unlikely(cmd->body.guest.ptr.offset > bo_size)) {
|
|
VMW_DEBUG_USER("Invalid DMA offset.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
bo_size -= cmd->body.guest.ptr.offset;
|
|
if (unlikely(suffix->maximumOffset > bo_size))
|
|
suffix->maximumOffset = bo_size;
|
|
|
|
dirty = (cmd->body.transfer == SVGA3D_WRITE_HOST_VRAM) ?
|
|
VMW_RES_DIRTY_SET : 0;
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
dirty, user_surface_converter,
|
|
&cmd->body.host.sid, NULL);
|
|
if (unlikely(ret != 0)) {
|
|
if (unlikely(ret != -ERESTARTSYS))
|
|
VMW_DEBUG_USER("could not find surface for DMA.\n");
|
|
return ret;
|
|
}
|
|
|
|
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);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_draw(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDrawPrimitives);
|
|
SVGA3dVertexDecl *decl = (SVGA3dVertexDecl *)(
|
|
(unsigned long)header + sizeof(*cmd));
|
|
SVGA3dPrimitiveRange *range;
|
|
uint32_t i;
|
|
uint32_t maxnum;
|
|
int ret;
|
|
|
|
ret = vmw_cmd_cid_check(dev_priv, sw_context, header);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
maxnum = (header->size - sizeof(cmd->body)) / sizeof(*decl);
|
|
|
|
if (unlikely(cmd->body.numVertexDecls > maxnum)) {
|
|
VMW_DEBUG_USER("Illegal number of vertex declarations.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
for (i = 0; i < cmd->body.numVertexDecls; ++i, ++decl) {
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE,
|
|
user_surface_converter,
|
|
&decl->array.surfaceId, NULL);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
}
|
|
|
|
maxnum = (header->size - sizeof(cmd->body) -
|
|
cmd->body.numVertexDecls * sizeof(*decl)) / sizeof(*range);
|
|
if (unlikely(cmd->body.numRanges > maxnum)) {
|
|
VMW_DEBUG_USER("Illegal number of index ranges.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
range = (SVGA3dPrimitiveRange *) decl;
|
|
for (i = 0; i < cmd->body.numRanges; ++i, ++range) {
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE,
|
|
user_surface_converter,
|
|
&range->indexArray.surfaceId, NULL);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_tex_state(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSetTextureState);
|
|
SVGA3dTextureState *last_state = (SVGA3dTextureState *)
|
|
((unsigned long) header + header->size + sizeof(header));
|
|
SVGA3dTextureState *cur_state = (SVGA3dTextureState *)
|
|
((unsigned long) header + sizeof(*cmd));
|
|
struct vmw_resource *ctx;
|
|
struct vmw_resource *res;
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, &ctx);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
for (; cur_state < last_state; ++cur_state) {
|
|
if (likely(cur_state->name != SVGA3D_TS_BIND_TEXTURE))
|
|
continue;
|
|
|
|
if (cur_state->stage >= SVGA3D_NUM_TEXTURE_UNITS) {
|
|
VMW_DEBUG_USER("Illegal texture/sampler unit %u.\n",
|
|
(unsigned int) cur_state->stage);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE,
|
|
user_surface_converter,
|
|
&cur_state->value, &res);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
if (dev_priv->has_mob) {
|
|
struct vmw_ctx_bindinfo_tex binding;
|
|
struct vmw_ctx_validation_info *node;
|
|
|
|
node = vmw_execbuf_info_from_res(sw_context, ctx);
|
|
if (!node)
|
|
return -EINVAL;
|
|
|
|
binding.bi.ctx = ctx;
|
|
binding.bi.res = res;
|
|
binding.bi.bt = vmw_ctx_binding_tex;
|
|
binding.texture_stage = cur_state->stage;
|
|
vmw_binding_add(node->staged, &binding.bi, 0,
|
|
binding.texture_stage);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_check_define_gmrfb(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
void *buf)
|
|
{
|
|
struct vmw_buffer_object *vmw_bo;
|
|
|
|
struct {
|
|
uint32_t header;
|
|
SVGAFifoCmdDefineGMRFB body;
|
|
} *cmd = buf;
|
|
|
|
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
|
|
*
|
|
* @dev_priv: Pointer to a device private struct.
|
|
* @sw_context: The software context being used for this batch.
|
|
* @val_node: The validation node representing the resource.
|
|
* @buf_id: Pointer to the user-space backup buffer handle in the command
|
|
* 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.
|
|
*/
|
|
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,
|
|
unsigned long backup_offset)
|
|
{
|
|
struct vmw_buffer_object *vbo;
|
|
void *info;
|
|
int ret;
|
|
|
|
info = vmw_execbuf_info_from_res(sw_context, res);
|
|
if (!info)
|
|
return -EINVAL;
|
|
|
|
ret = vmw_translate_mob_ptr(dev_priv, sw_context, buf_id, &vbo);
|
|
if (ret)
|
|
return ret;
|
|
|
|
vmw_validation_res_switch_backup(sw_context->ctx, info, vbo,
|
|
backup_offset);
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_cmd_switch_backup - Utility function to handle backup buffer switching
|
|
*
|
|
* @dev_priv: Pointer to a device private struct.
|
|
* @sw_context: The software context being used for this batch.
|
|
* @res_type: The resource type.
|
|
* @converter: Information about user-space binding for this resource type.
|
|
* @res_id: Pointer to the user-space resource handle in the command stream.
|
|
* @buf_id: Pointer to the user-space backup buffer handle in the command
|
|
* 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.
|
|
*/
|
|
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,
|
|
unsigned long backup_offset)
|
|
{
|
|
struct vmw_resource *res;
|
|
int ret;
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, res_type,
|
|
VMW_RES_DIRTY_NONE, converter, res_id, &res);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return vmw_cmd_res_switch_backup(dev_priv, sw_context, res, buf_id,
|
|
backup_offset);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_bind_gb_surface(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdBindGBSurface) =
|
|
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);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_update_gb_image(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdUpdateGBImage) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.image.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_update_gb_surface(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdUpdateGBSurface) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_CLEAR, user_surface_converter,
|
|
&cmd->body.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_readback_gb_image(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdReadbackGBImage) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.image.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* vmw_cmd_readback_gb_surface - Validate SVGA_3D_CMD_READBACK_GB_SURFACE
|
|
* command
|
|
*
|
|
* @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.
|
|
*/
|
|
static int vmw_cmd_readback_gb_surface(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdReadbackGBSurface) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_CLEAR, user_surface_converter,
|
|
&cmd->body.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* vmw_cmd_invalidate_gb_image - Validate SVGA_3D_CMD_INVALIDATE_GB_IMAGE
|
|
* command
|
|
*
|
|
* @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.
|
|
*/
|
|
static int vmw_cmd_invalidate_gb_image(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdInvalidateGBImage) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.image.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_invalidate_gb_surface(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdInvalidateGBSurface) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_CLEAR, user_surface_converter,
|
|
&cmd->body.sid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_shader_define(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDefineShader);
|
|
int ret;
|
|
size_t size;
|
|
struct vmw_resource *ctx;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, &ctx);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
if (unlikely(!dev_priv->has_mob))
|
|
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);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
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 SVGA_3D_CMD_SHADER_DESTROY command
|
|
*
|
|
* @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.
|
|
*/
|
|
static int vmw_cmd_shader_destroy(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDestroyShader);
|
|
int ret;
|
|
struct vmw_resource *ctx;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, &ctx);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
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);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
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 SVGA_3D_CMD_SET_SHADER command
|
|
*
|
|
* @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.
|
|
*/
|
|
static int vmw_cmd_set_shader(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSetShader);
|
|
struct vmw_ctx_bindinfo_shader binding;
|
|
struct vmw_resource *ctx, *res = NULL;
|
|
struct vmw_ctx_validation_info *ctx_info;
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (cmd->body.type >= SVGA3D_SHADERTYPE_PREDX_MAX) {
|
|
VMW_DEBUG_USER("Illegal shader type %u.\n",
|
|
(unsigned int) cmd->body.type);
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, &ctx);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
if (!dev_priv->has_mob)
|
|
return 0;
|
|
|
|
if (cmd->body.shid != SVGA3D_INVALID_ID) {
|
|
/*
|
|
* This is the compat shader path - Per device guest-backed
|
|
* shaders, but user-space thinks it's per context host-
|
|
* backed shaders.
|
|
*/
|
|
res = vmw_shader_lookup(vmw_context_res_man(ctx),
|
|
cmd->body.shid, cmd->body.type);
|
|
if (!IS_ERR(res)) {
|
|
ret = vmw_execbuf_res_noctx_val_add(sw_context, res,
|
|
VMW_RES_DIRTY_NONE);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_resource_relocation_add
|
|
(sw_context, res,
|
|
vmw_ptr_diff(sw_context->buf_start,
|
|
&cmd->body.shid),
|
|
vmw_res_rel_normal);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
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);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
}
|
|
|
|
ctx_info = vmw_execbuf_info_from_res(sw_context, ctx);
|
|
if (!ctx_info)
|
|
return -EINVAL;
|
|
|
|
binding.bi.ctx = ctx;
|
|
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);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_set_shader_const(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdSetShaderConst);
|
|
int ret;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET, user_context_converter,
|
|
&cmd->body.cid, NULL);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
if (dev_priv->has_mob)
|
|
header->id = SVGA_3D_CMD_SET_GB_SHADERCONSTS_INLINE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_bind_gb_shader(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdBindGBShader) =
|
|
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);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @sw_context: The software context being used for this batch.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int
|
|
vmw_cmd_dx_set_single_constant_buffer(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXSetSingleConstantBuffer);
|
|
SVGA3dShaderType max_shader_num = has_sm5_context(dev_priv) ?
|
|
SVGA3D_NUM_SHADERTYPE : SVGA3D_NUM_SHADERTYPE_DX10;
|
|
|
|
struct vmw_resource *res = NULL;
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_ctx_bindinfo_cb binding;
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
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,
|
|
&cmd->body.sid, &res);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.res = res;
|
|
binding.bi.bt = vmw_ctx_binding_cb;
|
|
binding.shader_slot = cmd->body.type - SVGA3D_SHADERTYPE_MIN;
|
|
binding.offset = cmd->body.offsetInBytes;
|
|
binding.size = cmd->body.sizeInBytes;
|
|
binding.slot = cmd->body.slot;
|
|
|
|
if (binding.shader_slot >= max_shader_num ||
|
|
binding.slot >= SVGA3D_DX_MAX_CONSTBUFFERS) {
|
|
VMW_DEBUG_USER("Illegal const buffer shader %u slot %u.\n",
|
|
(unsigned int) cmd->body.type,
|
|
(unsigned int) binding.slot);
|
|
return -EINVAL;
|
|
}
|
|
|
|
vmw_binding_add(ctx_node->staged, &binding.bi, binding.shader_slot,
|
|
binding.slot);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_set_shader_res(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXSetShaderResources) =
|
|
container_of(header, typeof(*cmd), header);
|
|
SVGA3dShaderType max_allowed = has_sm5_context(dev_priv) ?
|
|
SVGA3D_SHADERTYPE_MAX : SVGA3D_SHADERTYPE_DX10_MAX;
|
|
|
|
u32 num_sr_view = (cmd->header.size - sizeof(cmd->body)) /
|
|
sizeof(SVGA3dShaderResourceViewId);
|
|
|
|
if ((u64) cmd->body.startView + (u64) num_sr_view >
|
|
(u64) SVGA3D_DX_MAX_SRVIEWS ||
|
|
cmd->body.type >= max_allowed) {
|
|
VMW_DEBUG_USER("Invalid shader binding.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return vmw_view_bindings_add(sw_context, vmw_view_sr,
|
|
vmw_ctx_binding_sr,
|
|
cmd->body.type - SVGA3D_SHADERTYPE_MIN,
|
|
(void *) &cmd[1], num_sr_view,
|
|
cmd->body.startView);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_set_shader(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXSetShader);
|
|
SVGA3dShaderType max_allowed = has_sm5_context(dev_priv) ?
|
|
SVGA3D_SHADERTYPE_MAX : SVGA3D_SHADERTYPE_DX10_MAX;
|
|
struct vmw_resource *res = NULL;
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_ctx_bindinfo_shader binding;
|
|
int ret = 0;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (cmd->body.type >= max_allowed ||
|
|
cmd->body.type < SVGA3D_SHADERTYPE_MIN) {
|
|
VMW_DEBUG_USER("Illegal shader type %u.\n",
|
|
(unsigned int) cmd->body.type);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (cmd->body.shaderId != SVGA3D_INVALID_ID) {
|
|
res = vmw_shader_lookup(sw_context->man, cmd->body.shaderId, 0);
|
|
if (IS_ERR(res)) {
|
|
VMW_DEBUG_USER("Could not find shader for binding.\n");
|
|
return PTR_ERR(res);
|
|
}
|
|
|
|
ret = vmw_execbuf_res_noctx_val_add(sw_context, res,
|
|
VMW_RES_DIRTY_NONE);
|
|
if (ret)
|
|
return ret;
|
|
}
|
|
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.res = res;
|
|
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);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_set_vertex_buffers(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_ctx_bindinfo_vb binding;
|
|
struct vmw_resource *res;
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXSetVertexBuffers body;
|
|
SVGA3dVertexBuffer buf[];
|
|
} *cmd;
|
|
int i, ret, num;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
num = (cmd->header.size - sizeof(cmd->body)) /
|
|
sizeof(SVGA3dVertexBuffer);
|
|
if ((u64)num + (u64)cmd->body.startBuffer >
|
|
(u64)SVGA3D_DX_MAX_VERTEXBUFFERS) {
|
|
VMW_DEBUG_USER("Invalid number of vertex buffers.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
for (i = 0; i < num; i++) {
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE,
|
|
user_surface_converter,
|
|
&cmd->buf[i].sid, &res);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.bt = vmw_ctx_binding_vb;
|
|
binding.bi.res = res;
|
|
binding.offset = cmd->buf[i].offset;
|
|
binding.stride = cmd->buf[i].stride;
|
|
binding.slot = i + cmd->body.startBuffer;
|
|
|
|
vmw_binding_add(ctx_node->staged, &binding.bi, 0, binding.slot);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @sw_context: The software context being used for this batch.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_set_index_buffer(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_ctx_bindinfo_ib binding;
|
|
struct vmw_resource *res;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXSetIndexBuffer);
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
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,
|
|
&cmd->body.sid, &res);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.res = res;
|
|
binding.bi.bt = vmw_ctx_binding_ib;
|
|
binding.offset = cmd->body.offset;
|
|
binding.format = cmd->body.format;
|
|
|
|
vmw_binding_add(ctx_node->staged, &binding.bi, 0, 0);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_set_rendertargets(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXSetRenderTargets) =
|
|
container_of(header, typeof(*cmd), header);
|
|
u32 num_rt_view = (cmd->header.size - sizeof(cmd->body)) /
|
|
sizeof(SVGA3dRenderTargetViewId);
|
|
int ret;
|
|
|
|
if (num_rt_view > SVGA3D_MAX_SIMULTANEOUS_RENDER_TARGETS) {
|
|
VMW_DEBUG_USER("Invalid DX Rendertarget binding.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
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_cmd_dx_clear_rendertarget_view - Validate
|
|
* SVGA_3D_CMD_DX_CLEAR_RENDERTARGET_VIEW command
|
|
*
|
|
* @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.
|
|
*/
|
|
static int vmw_cmd_dx_clear_rendertarget_view(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXClearRenderTargetView) =
|
|
container_of(header, typeof(*cmd), header);
|
|
struct vmw_resource *ret;
|
|
|
|
ret = vmw_view_id_val_add(sw_context, vmw_view_rt,
|
|
cmd->body.renderTargetViewId);
|
|
|
|
return PTR_ERR_OR_ZERO(ret);
|
|
}
|
|
|
|
/**
|
|
* vmw_cmd_dx_clear_rendertarget_view - Validate
|
|
* SVGA_3D_CMD_DX_CLEAR_DEPTHSTENCIL_VIEW command
|
|
*
|
|
* @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.
|
|
*/
|
|
static int vmw_cmd_dx_clear_depthstencil_view(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXClearDepthStencilView) =
|
|
container_of(header, typeof(*cmd), header);
|
|
struct vmw_resource *ret;
|
|
|
|
ret = vmw_view_id_val_add(sw_context, vmw_view_ds,
|
|
cmd->body.depthStencilViewId);
|
|
|
|
return PTR_ERR_OR_ZERO(ret);
|
|
}
|
|
|
|
static int vmw_cmd_dx_view_define(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_resource *srf;
|
|
struct vmw_resource *res;
|
|
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.
|
|
*/
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
uint32 defined_id;
|
|
uint32 sid;
|
|
} *cmd;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
view_type = vmw_view_cmd_to_type(header->id);
|
|
if (view_type == vmw_view_max)
|
|
return -EINVAL;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
if (unlikely(cmd->sid == SVGA3D_INVALID_ID)) {
|
|
VMW_DEBUG_USER("Invalid surface id.\n");
|
|
return -EINVAL;
|
|
}
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->sid, &srf);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
res = vmw_context_cotable(ctx_node->ctx, vmw_view_cotables[view_type]);
|
|
ret = vmw_cotable_notify(res, cmd->defined_id);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
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 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_set_so_targets(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_ctx_bindinfo_so_target binding;
|
|
struct vmw_resource *res;
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXSetSOTargets body;
|
|
SVGA3dSoTarget targets[];
|
|
} *cmd;
|
|
int i, ret, num;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
num = (cmd->header.size - sizeof(cmd->body)) / sizeof(SVGA3dSoTarget);
|
|
|
|
if (num > SVGA3D_DX_MAX_SOTARGETS) {
|
|
VMW_DEBUG_USER("Invalid DX SO binding.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
for (i = 0; i < num; i++) {
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_SET,
|
|
user_surface_converter,
|
|
&cmd->targets[i].sid, &res);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.res = res;
|
|
binding.bi.bt = vmw_ctx_binding_so_target,
|
|
binding.offset = cmd->targets[i].offset;
|
|
binding.size = cmd->targets[i].sizeInBytes;
|
|
binding.slot = i;
|
|
|
|
vmw_binding_add(ctx_node->staged, &binding.bi, 0, binding.slot);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_dx_so_define(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_resource *res;
|
|
/*
|
|
* This is based on the fact that all affected define commands have
|
|
* the same initial command body layout.
|
|
*/
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
uint32 defined_id;
|
|
} *cmd;
|
|
enum vmw_so_type so_type;
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
so_type = vmw_so_cmd_to_type(header->id);
|
|
res = vmw_context_cotable(ctx_node->ctx, vmw_so_cotables[so_type]);
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
ret = vmw_cotable_notify(res, cmd->defined_id);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_check_subresource(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
union {
|
|
SVGA3dCmdDXReadbackSubResource r_body;
|
|
SVGA3dCmdDXInvalidateSubResource i_body;
|
|
SVGA3dCmdDXUpdateSubResource u_body;
|
|
SVGA3dSurfaceId sid;
|
|
};
|
|
} *cmd;
|
|
|
|
BUILD_BUG_ON(offsetof(typeof(*cmd), r_body.sid) !=
|
|
offsetof(typeof(*cmd), sid));
|
|
BUILD_BUG_ON(offsetof(typeof(*cmd), i_body.sid) !=
|
|
offsetof(typeof(*cmd), sid));
|
|
BUILD_BUG_ON(offsetof(typeof(*cmd), u_body.sid) !=
|
|
offsetof(typeof(*cmd), sid));
|
|
|
|
cmd = container_of(header, typeof(*cmd), header);
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->sid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_dx_cid_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
static int vmw_cmd_dx_view_remove(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
union vmw_view_destroy body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
enum vmw_view_type view_type = vmw_view_cmd_to_type(header->id);
|
|
struct vmw_resource *view;
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
ret = vmw_view_remove(sw_context->man, cmd->body.view_id, view_type,
|
|
&sw_context->staged_cmd_res, &view);
|
|
if (ret || !view)
|
|
return ret;
|
|
|
|
/*
|
|
* If the view wasn't created during this command batch, it might
|
|
* have been removed due to a context swapout, so add a
|
|
* relocation to conditionally make this command a NOP to avoid
|
|
* device errors.
|
|
*/
|
|
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 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_define_shader(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
struct vmw_resource *res;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXDefineShader) =
|
|
container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
res = vmw_context_cotable(ctx_node->ctx, SVGA_COTABLE_DXSHADER);
|
|
ret = vmw_cotable_notify(res, cmd->body.shaderId);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return vmw_dx_shader_add(sw_context->man, ctx_node->ctx,
|
|
cmd->body.shaderId, cmd->body.type,
|
|
&sw_context->staged_cmd_res);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_destroy_shader(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = VMW_GET_CTX_NODE(sw_context);
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXDestroyShader) =
|
|
container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
ret = vmw_shader_remove(sw_context->man, cmd->body.shaderId, 0,
|
|
&sw_context->staged_cmd_res);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_bind_shader(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_resource *ctx;
|
|
struct vmw_resource *res;
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXBindShader) =
|
|
container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
if (cmd->body.cid != SVGA3D_INVALID_ID) {
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_context,
|
|
VMW_RES_DIRTY_SET,
|
|
user_context_converter, &cmd->body.cid,
|
|
&ctx);
|
|
if (ret)
|
|
return ret;
|
|
} else {
|
|
struct vmw_ctx_validation_info *ctx_node =
|
|
VMW_GET_CTX_NODE(sw_context);
|
|
|
|
if (!ctx_node)
|
|
return -EINVAL;
|
|
|
|
ctx = ctx_node->ctx;
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
ret = vmw_execbuf_res_noctx_val_add(sw_context, res,
|
|
VMW_RES_DIRTY_NONE);
|
|
if (ret) {
|
|
VMW_DEBUG_USER("Error creating resource validation node.\n");
|
|
return ret;
|
|
}
|
|
|
|
return vmw_cmd_res_switch_backup(dev_priv, sw_context, res,
|
|
&cmd->body.mobid,
|
|
cmd->body.offsetInBytes);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_genmips(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXGenMips) =
|
|
container_of(header, typeof(*cmd), header);
|
|
struct vmw_resource *ret;
|
|
|
|
ret = vmw_view_id_val_add(sw_context, vmw_view_sr,
|
|
cmd->body.shaderResourceViewId);
|
|
|
|
return PTR_ERR_OR_ZERO(ret);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_dx_transfer_from_buffer(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdDXTransferFromBuffer) =
|
|
container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
ret = vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.srcSid, NULL);
|
|
if (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.destSid, NULL);
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @header: Pointer to the command header in the command stream.
|
|
*/
|
|
static int vmw_cmd_intra_surface_copy(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
VMW_DECLARE_CMD_VAR(*cmd, SVGA3dCmdIntraSurfaceCopy) =
|
|
container_of(header, typeof(*cmd), header);
|
|
|
|
if (!(dev_priv->capabilities2 & SVGA_CAP2_INTRA_SURFACE_COPY))
|
|
return -EINVAL;
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_SET, user_surface_converter,
|
|
&cmd->body.surface.sid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_sm5(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int vmw_cmd_sm5_view_define(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
return vmw_cmd_dx_view_define(dev_priv, sw_context, header);
|
|
}
|
|
|
|
static int vmw_cmd_sm5_view_remove(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
return vmw_cmd_dx_view_remove(dev_priv, sw_context, header);
|
|
}
|
|
|
|
static int vmw_cmd_clear_uav_uint(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXClearUAViewUint body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
struct vmw_resource *ret;
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
ret = vmw_view_id_val_add(sw_context, vmw_view_ua,
|
|
cmd->body.uaViewId);
|
|
|
|
return PTR_ERR_OR_ZERO(ret);
|
|
}
|
|
|
|
static int vmw_cmd_clear_uav_float(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXClearUAViewFloat body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
struct vmw_resource *ret;
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
ret = vmw_view_id_val_add(sw_context, vmw_view_ua,
|
|
cmd->body.uaViewId);
|
|
|
|
return PTR_ERR_OR_ZERO(ret);
|
|
}
|
|
|
|
static int vmw_cmd_set_uav(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXSetUAViews body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
u32 num_uav = (cmd->header.size - sizeof(cmd->body)) /
|
|
sizeof(SVGA3dUAViewId);
|
|
int ret;
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
if (num_uav > SVGA3D_MAX_UAVIEWS) {
|
|
VMW_DEBUG_USER("Invalid UAV binding.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_view_bindings_add(sw_context, vmw_view_ua,
|
|
vmw_ctx_binding_uav, 0, (void *)&cmd[1],
|
|
num_uav, 0);
|
|
if (ret)
|
|
return ret;
|
|
|
|
vmw_binding_add_uav_index(sw_context->dx_ctx_node->staged, 0,
|
|
cmd->body.uavSpliceIndex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vmw_cmd_set_cs_uav(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXSetCSUAViews body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
u32 num_uav = (cmd->header.size - sizeof(cmd->body)) /
|
|
sizeof(SVGA3dUAViewId);
|
|
int ret;
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
if (num_uav > SVGA3D_MAX_UAVIEWS) {
|
|
VMW_DEBUG_USER("Invalid UAV binding.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_view_bindings_add(sw_context, vmw_view_ua,
|
|
vmw_ctx_binding_cs_uav, 0, (void *)&cmd[1],
|
|
num_uav, 0);
|
|
if (ret)
|
|
return ret;
|
|
|
|
vmw_binding_add_uav_index(sw_context->dx_ctx_node->staged, 1,
|
|
cmd->body.startIndex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vmw_cmd_dx_define_streamoutput(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = sw_context->dx_ctx_node;
|
|
struct vmw_resource *res;
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXDefineStreamOutputWithMob body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
if (!ctx_node) {
|
|
DRM_ERROR("DX Context not set.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
res = vmw_context_cotable(ctx_node->ctx, SVGA_COTABLE_STREAMOUTPUT);
|
|
ret = vmw_cotable_notify(res, cmd->body.soid);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return vmw_dx_streamoutput_add(sw_context->man, ctx_node->ctx,
|
|
cmd->body.soid,
|
|
&sw_context->staged_cmd_res);
|
|
}
|
|
|
|
static int vmw_cmd_dx_destroy_streamoutput(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = sw_context->dx_ctx_node;
|
|
struct vmw_resource *res;
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXDestroyStreamOutput body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (!ctx_node) {
|
|
DRM_ERROR("DX Context not set.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
/*
|
|
* When device does not support SM5 then streamoutput with mob command is
|
|
* not available to user-space. Simply return in this case.
|
|
*/
|
|
if (!has_sm5_context(dev_priv))
|
|
return 0;
|
|
|
|
/*
|
|
* With SM5 capable device if lookup fails then user-space probably used
|
|
* old streamoutput define command. Return without an error.
|
|
*/
|
|
res = vmw_dx_streamoutput_lookup(vmw_context_res_man(ctx_node->ctx),
|
|
cmd->body.soid);
|
|
if (IS_ERR(res))
|
|
return 0;
|
|
|
|
return vmw_dx_streamoutput_remove(sw_context->man, cmd->body.soid,
|
|
&sw_context->staged_cmd_res);
|
|
}
|
|
|
|
static int vmw_cmd_dx_bind_streamoutput(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = sw_context->dx_ctx_node;
|
|
struct vmw_resource *res;
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXBindStreamOutput body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
if (!ctx_node) {
|
|
DRM_ERROR("DX Context not set.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
res = vmw_dx_streamoutput_lookup(vmw_context_res_man(ctx_node->ctx),
|
|
cmd->body.soid);
|
|
if (IS_ERR(res)) {
|
|
DRM_ERROR("Cound not find streamoutput to bind.\n");
|
|
return PTR_ERR(res);
|
|
}
|
|
|
|
vmw_dx_streamoutput_set_size(res, cmd->body.sizeInBytes);
|
|
|
|
ret = vmw_execbuf_res_noctx_val_add(sw_context, res,
|
|
VMW_RES_DIRTY_NONE);
|
|
if (ret) {
|
|
DRM_ERROR("Error creating resource validation node.\n");
|
|
return ret;
|
|
}
|
|
|
|
return vmw_cmd_res_switch_backup(dev_priv, sw_context, res,
|
|
&cmd->body.mobid,
|
|
cmd->body.offsetInBytes);
|
|
}
|
|
|
|
static int vmw_cmd_dx_set_streamoutput(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_ctx_validation_info *ctx_node = sw_context->dx_ctx_node;
|
|
struct vmw_resource *res;
|
|
struct vmw_ctx_bindinfo_so binding;
|
|
struct {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXSetStreamOutput body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
int ret;
|
|
|
|
if (!ctx_node) {
|
|
DRM_ERROR("DX Context not set.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (cmd->body.soid == SVGA3D_INVALID_ID)
|
|
return 0;
|
|
|
|
/*
|
|
* When device does not support SM5 then streamoutput with mob command is
|
|
* not available to user-space. Simply return in this case.
|
|
*/
|
|
if (!has_sm5_context(dev_priv))
|
|
return 0;
|
|
|
|
/*
|
|
* With SM5 capable device if lookup fails then user-space probably used
|
|
* old streamoutput define command. Return without an error.
|
|
*/
|
|
res = vmw_dx_streamoutput_lookup(vmw_context_res_man(ctx_node->ctx),
|
|
cmd->body.soid);
|
|
if (IS_ERR(res)) {
|
|
return 0;
|
|
}
|
|
|
|
ret = vmw_execbuf_res_noctx_val_add(sw_context, res,
|
|
VMW_RES_DIRTY_NONE);
|
|
if (ret) {
|
|
DRM_ERROR("Error creating resource validation node.\n");
|
|
return ret;
|
|
}
|
|
|
|
binding.bi.ctx = ctx_node->ctx;
|
|
binding.bi.res = res;
|
|
binding.bi.bt = vmw_ctx_binding_so;
|
|
binding.slot = 0; /* Only one SO set to context at a time. */
|
|
|
|
vmw_binding_add(sw_context->dx_ctx_node->staged, &binding.bi, 0,
|
|
binding.slot);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int vmw_cmd_indexed_instanced_indirect(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_draw_indexed_instanced_indirect_cmd {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXDrawIndexedInstancedIndirect body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.argsBufferSid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_instanced_indirect(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_draw_instanced_indirect_cmd {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXDrawInstancedIndirect body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.argsBufferSid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_dispatch_indirect(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
SVGA3dCmdHeader *header)
|
|
{
|
|
struct vmw_dispatch_indirect_cmd {
|
|
SVGA3dCmdHeader header;
|
|
SVGA3dCmdDXDispatchIndirect body;
|
|
} *cmd = container_of(header, typeof(*cmd), header);
|
|
|
|
if (!has_sm5_context(dev_priv))
|
|
return -EINVAL;
|
|
|
|
return vmw_cmd_res_check(dev_priv, sw_context, vmw_res_surface,
|
|
VMW_RES_DIRTY_NONE, user_surface_converter,
|
|
&cmd->body.argsBufferSid, NULL);
|
|
}
|
|
|
|
static int vmw_cmd_check_not_3d(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
void *buf, uint32_t *size)
|
|
{
|
|
uint32_t size_remaining = *size;
|
|
uint32_t cmd_id;
|
|
|
|
cmd_id = ((uint32_t *)buf)[0];
|
|
switch (cmd_id) {
|
|
case SVGA_CMD_UPDATE:
|
|
*size = sizeof(uint32_t) + sizeof(SVGAFifoCmdUpdate);
|
|
break;
|
|
case SVGA_CMD_DEFINE_GMRFB:
|
|
*size = sizeof(uint32_t) + sizeof(SVGAFifoCmdDefineGMRFB);
|
|
break;
|
|
case SVGA_CMD_BLIT_GMRFB_TO_SCREEN:
|
|
*size = sizeof(uint32_t) + sizeof(SVGAFifoCmdBlitGMRFBToScreen);
|
|
break;
|
|
case SVGA_CMD_BLIT_SCREEN_TO_GMRFB:
|
|
*size = sizeof(uint32_t) + sizeof(SVGAFifoCmdBlitGMRFBToScreen);
|
|
break;
|
|
default:
|
|
VMW_DEBUG_USER("Unsupported SVGA command: %u.\n", cmd_id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (*size > size_remaining) {
|
|
VMW_DEBUG_USER("Invalid SVGA command (size mismatch): %u.\n",
|
|
cmd_id);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (unlikely(!sw_context->kernel)) {
|
|
VMW_DEBUG_USER("Kernel only SVGA command: %u.\n", cmd_id);
|
|
return -EPERM;
|
|
}
|
|
|
|
if (cmd_id == SVGA_CMD_DEFINE_GMRFB)
|
|
return vmw_cmd_check_define_gmrfb(dev_priv, sw_context, buf);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct vmw_cmd_entry vmw_cmd_entries[SVGA_3D_CMD_MAX] = {
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SURFACE_DEFINE, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SURFACE_DESTROY, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SURFACE_COPY, &vmw_cmd_surface_copy_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SURFACE_STRETCHBLT, &vmw_cmd_stretch_blt_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SURFACE_DMA, &vmw_cmd_dma,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_CONTEXT_DEFINE, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_CONTEXT_DESTROY, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETTRANSFORM, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETZRANGE, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETRENDERSTATE, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETRENDERTARGET,
|
|
&vmw_cmd_set_render_target_check, true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETTEXTURESTATE, &vmw_cmd_tex_state,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETMATERIAL, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETLIGHTDATA, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETLIGHTENABLED, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETVIEWPORT, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETCLIPPLANE, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_CLEAR, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_PRESENT, &vmw_cmd_present_check,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SHADER_DEFINE, &vmw_cmd_shader_define,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SHADER_DESTROY, &vmw_cmd_shader_destroy,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SET_SHADER, &vmw_cmd_set_shader,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SET_SHADER_CONST, &vmw_cmd_set_shader_const,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DRAW_PRIMITIVES, &vmw_cmd_draw,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SETSCISSORRECT, &vmw_cmd_cid_check,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BEGIN_QUERY, &vmw_cmd_begin_query,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_END_QUERY, &vmw_cmd_end_query,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_WAIT_FOR_QUERY, &vmw_cmd_wait_query,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_PRESENT_READBACK, &vmw_cmd_ok,
|
|
true, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN,
|
|
&vmw_cmd_blt_surf_screen_check, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SURFACE_DEFINE_V2, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_GENERATE_MIPMAPS, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_ACTIVATE_SURFACE, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEACTIVATE_SURFACE, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SCREEN_DMA, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD1, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD2, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD12, &vmw_cmd_invalid, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD13, &vmw_cmd_invalid, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD14, &vmw_cmd_invalid, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD15, &vmw_cmd_invalid, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD16, &vmw_cmd_invalid, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEAD17, &vmw_cmd_invalid, false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SET_OTABLE_BASE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_READBACK_OTABLE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_MOB, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DESTROY_GB_MOB, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_REDEFINE_GB_MOB64, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_UPDATE_GB_MOB_MAPPING, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_SURFACE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DESTROY_GB_SURFACE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BIND_GB_SURFACE, &vmw_cmd_bind_gb_surface,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_COND_BIND_GB_SURFACE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_UPDATE_GB_IMAGE, &vmw_cmd_update_gb_image,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_UPDATE_GB_SURFACE,
|
|
&vmw_cmd_update_gb_surface, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_READBACK_GB_IMAGE,
|
|
&vmw_cmd_readback_gb_image, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_READBACK_GB_SURFACE,
|
|
&vmw_cmd_readback_gb_surface, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_INVALIDATE_GB_IMAGE,
|
|
&vmw_cmd_invalidate_gb_image, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_INVALIDATE_GB_SURFACE,
|
|
&vmw_cmd_invalidate_gb_surface, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DESTROY_GB_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BIND_GB_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_READBACK_GB_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_INVALIDATE_GB_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_SHADER, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BIND_GB_SHADER, &vmw_cmd_bind_gb_shader,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DESTROY_GB_SHADER, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SET_OTABLE_BASE64, &vmw_cmd_invalid,
|
|
false, false, false),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BEGIN_GB_QUERY, &vmw_cmd_begin_gb_query,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_END_GB_QUERY, &vmw_cmd_end_gb_query,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_WAIT_FOR_GB_QUERY, &vmw_cmd_wait_gb_query,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_NOP, &vmw_cmd_ok,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_NOP_ERROR, &vmw_cmd_ok,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_ENABLE_GART, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DISABLE_GART, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_MAP_MOB_INTO_GART, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_UNMAP_GART_RANGE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_SCREENTARGET, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DESTROY_GB_SCREENTARGET, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BIND_GB_SCREENTARGET, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_UPDATE_GB_SCREENTARGET, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_READBACK_GB_IMAGE_PARTIAL, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_INVALIDATE_GB_IMAGE_PARTIAL, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_SET_GB_SHADERCONSTS_INLINE, &vmw_cmd_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_GB_SCREEN_DMA, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_BIND_GB_SURFACE_WITH_PITCH, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_GB_MOB_FENCE, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DEFINE_GB_SURFACE_V2, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
|
|
/* 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,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_BIND_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_READBACK_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_INVALIDATE_CONTEXT, &vmw_cmd_invalid,
|
|
false, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_SINGLE_CONSTANT_BUFFER,
|
|
&vmw_cmd_dx_set_single_constant_buffer, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_SHADER_RESOURCES,
|
|
&vmw_cmd_dx_set_shader_res, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_SHADER, &vmw_cmd_dx_set_shader,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_SAMPLERS, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW_INDEXED, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW_INSTANCED, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW_INDEXED_INSTANCED,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW_AUTO, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_VERTEX_BUFFERS,
|
|
&vmw_cmd_dx_set_vertex_buffers, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_INDEX_BUFFER,
|
|
&vmw_cmd_dx_set_index_buffer, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_RENDERTARGETS,
|
|
&vmw_cmd_dx_set_rendertargets, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_BLEND_STATE, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_DEPTHSTENCIL_STATE,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_RASTERIZER_STATE,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_QUERY, &vmw_cmd_dx_define_query,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_QUERY, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_BIND_QUERY, &vmw_cmd_dx_bind_query,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_QUERY_OFFSET,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_BEGIN_QUERY, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_END_QUERY, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_READBACK_QUERY, &vmw_cmd_invalid,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_PREDICATION, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_VIEWPORTS, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_SCISSORRECTS, &vmw_cmd_dx_cid_check,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_CLEAR_RENDERTARGET_VIEW,
|
|
&vmw_cmd_dx_clear_rendertarget_view, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_CLEAR_DEPTHSTENCIL_VIEW,
|
|
&vmw_cmd_dx_clear_depthstencil_view, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_PRED_COPY, &vmw_cmd_invalid,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_GENMIPS, &vmw_cmd_dx_genmips,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_UPDATE_SUBRESOURCE,
|
|
&vmw_cmd_dx_check_subresource, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_READBACK_SUBRESOURCE,
|
|
&vmw_cmd_dx_check_subresource, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_INVALIDATE_SUBRESOURCE,
|
|
&vmw_cmd_dx_check_subresource, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_SHADERRESOURCE_VIEW,
|
|
&vmw_cmd_dx_view_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_SHADERRESOURCE_VIEW,
|
|
&vmw_cmd_dx_view_remove, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_RENDERTARGET_VIEW,
|
|
&vmw_cmd_dx_view_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_RENDERTARGET_VIEW,
|
|
&vmw_cmd_dx_view_remove, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_VIEW,
|
|
&vmw_cmd_dx_view_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_VIEW,
|
|
&vmw_cmd_dx_view_remove, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_ELEMENTLAYOUT,
|
|
&vmw_cmd_dx_so_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_ELEMENTLAYOUT,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_BLEND_STATE,
|
|
&vmw_cmd_dx_so_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_BLEND_STATE,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_STATE,
|
|
&vmw_cmd_dx_so_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_DEPTHSTENCIL_STATE,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_RASTERIZER_STATE,
|
|
&vmw_cmd_dx_so_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_RASTERIZER_STATE,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_SAMPLER_STATE,
|
|
&vmw_cmd_dx_so_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_SAMPLER_STATE,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_SHADER,
|
|
&vmw_cmd_dx_define_shader, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_SHADER,
|
|
&vmw_cmd_dx_destroy_shader, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_BIND_SHADER,
|
|
&vmw_cmd_dx_bind_shader, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_STREAMOUTPUT,
|
|
&vmw_cmd_dx_so_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_STREAMOUTPUT,
|
|
&vmw_cmd_dx_destroy_streamoutput, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_STREAMOUTPUT,
|
|
&vmw_cmd_dx_set_streamoutput, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_SOTARGETS,
|
|
&vmw_cmd_dx_set_so_targets, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_INPUT_LAYOUT,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_TOPOLOGY,
|
|
&vmw_cmd_dx_cid_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_BUFFER_COPY,
|
|
&vmw_cmd_buffer_copy_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_PRED_COPY_REGION,
|
|
&vmw_cmd_pred_copy_check, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_TRANSFER_FROM_BUFFER,
|
|
&vmw_cmd_dx_transfer_from_buffer,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_INTRA_SURFACE_COPY, &vmw_cmd_intra_surface_copy,
|
|
true, false, true),
|
|
|
|
/*
|
|
* SM5 commands
|
|
*/
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_UA_VIEW, &vmw_cmd_sm5_view_define,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DESTROY_UA_VIEW, &vmw_cmd_sm5_view_remove,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_CLEAR_UA_VIEW_UINT, &vmw_cmd_clear_uav_uint,
|
|
true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_CLEAR_UA_VIEW_FLOAT,
|
|
&vmw_cmd_clear_uav_float, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_COPY_STRUCTURE_COUNT, &vmw_cmd_invalid, true,
|
|
false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_UA_VIEWS, &vmw_cmd_set_uav, true, false,
|
|
true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW_INDEXED_INSTANCED_INDIRECT,
|
|
&vmw_cmd_indexed_instanced_indirect, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DRAW_INSTANCED_INDIRECT,
|
|
&vmw_cmd_instanced_indirect, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DISPATCH, &vmw_cmd_sm5, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DISPATCH_INDIRECT,
|
|
&vmw_cmd_dispatch_indirect, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_SET_CS_UA_VIEWS, &vmw_cmd_set_cs_uav, true,
|
|
false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_DEPTHSTENCIL_VIEW_V2,
|
|
&vmw_cmd_sm5_view_define, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_DEFINE_STREAMOUTPUT_WITH_MOB,
|
|
&vmw_cmd_dx_define_streamoutput, true, false, true),
|
|
VMW_CMD_DEF(SVGA_3D_CMD_DX_BIND_STREAMOUTPUT,
|
|
&vmw_cmd_dx_bind_streamoutput, true, false, true),
|
|
};
|
|
|
|
bool vmw_cmd_describe(const void *buf, u32 *size, char const **cmd)
|
|
{
|
|
u32 cmd_id = ((u32 *) buf)[0];
|
|
|
|
if (cmd_id >= SVGA_CMD_MAX) {
|
|
SVGA3dCmdHeader *header = (SVGA3dCmdHeader *) buf;
|
|
const struct vmw_cmd_entry *entry;
|
|
|
|
*size = header->size + sizeof(SVGA3dCmdHeader);
|
|
cmd_id = header->id;
|
|
if (cmd_id >= SVGA_3D_CMD_MAX)
|
|
return false;
|
|
|
|
cmd_id -= SVGA_3D_CMD_BASE;
|
|
entry = &vmw_cmd_entries[cmd_id];
|
|
*cmd = entry->cmd_name;
|
|
return true;
|
|
}
|
|
|
|
switch (cmd_id) {
|
|
case SVGA_CMD_UPDATE:
|
|
*cmd = "SVGA_CMD_UPDATE";
|
|
*size = sizeof(u32) + sizeof(SVGAFifoCmdUpdate);
|
|
break;
|
|
case SVGA_CMD_DEFINE_GMRFB:
|
|
*cmd = "SVGA_CMD_DEFINE_GMRFB";
|
|
*size = sizeof(u32) + sizeof(SVGAFifoCmdDefineGMRFB);
|
|
break;
|
|
case SVGA_CMD_BLIT_GMRFB_TO_SCREEN:
|
|
*cmd = "SVGA_CMD_BLIT_GMRFB_TO_SCREEN";
|
|
*size = sizeof(u32) + sizeof(SVGAFifoCmdBlitGMRFBToScreen);
|
|
break;
|
|
case SVGA_CMD_BLIT_SCREEN_TO_GMRFB:
|
|
*cmd = "SVGA_CMD_BLIT_SCREEN_TO_GMRFB";
|
|
*size = sizeof(u32) + sizeof(SVGAFifoCmdBlitGMRFBToScreen);
|
|
break;
|
|
default:
|
|
*cmd = "UNKNOWN";
|
|
*size = 0;
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static int vmw_cmd_check(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context, void *buf,
|
|
uint32_t *size)
|
|
{
|
|
uint32_t cmd_id;
|
|
uint32_t size_remaining = *size;
|
|
SVGA3dCmdHeader *header = (SVGA3dCmdHeader *) buf;
|
|
int ret;
|
|
const struct vmw_cmd_entry *entry;
|
|
bool gb = dev_priv->capabilities & SVGA_CAP_GBOBJECTS;
|
|
|
|
cmd_id = ((uint32_t *)buf)[0];
|
|
/* Handle any none 3D commands */
|
|
if (unlikely(cmd_id < SVGA_CMD_MAX))
|
|
return vmw_cmd_check_not_3d(dev_priv, sw_context, buf, size);
|
|
|
|
|
|
cmd_id = header->id;
|
|
*size = header->size + sizeof(SVGA3dCmdHeader);
|
|
|
|
cmd_id -= SVGA_3D_CMD_BASE;
|
|
if (unlikely(*size > size_remaining))
|
|
goto out_invalid;
|
|
|
|
if (unlikely(cmd_id >= SVGA_3D_CMD_MAX - SVGA_3D_CMD_BASE))
|
|
goto out_invalid;
|
|
|
|
entry = &vmw_cmd_entries[cmd_id];
|
|
if (unlikely(!entry->func))
|
|
goto out_invalid;
|
|
|
|
if (unlikely(!entry->user_allow && !sw_context->kernel))
|
|
goto out_privileged;
|
|
|
|
if (unlikely(entry->gb_disable && gb))
|
|
goto out_old;
|
|
|
|
if (unlikely(entry->gb_enable && !gb))
|
|
goto out_new;
|
|
|
|
ret = entry->func(dev_priv, sw_context, header);
|
|
if (unlikely(ret != 0)) {
|
|
VMW_DEBUG_USER("SVGA3D command: %d failed with error %d\n",
|
|
cmd_id + SVGA_3D_CMD_BASE, ret);
|
|
return ret;
|
|
}
|
|
|
|
return 0;
|
|
out_invalid:
|
|
VMW_DEBUG_USER("Invalid SVGA3D command: %d\n",
|
|
cmd_id + SVGA_3D_CMD_BASE);
|
|
return -EINVAL;
|
|
out_privileged:
|
|
VMW_DEBUG_USER("Privileged SVGA3D command: %d\n",
|
|
cmd_id + SVGA_3D_CMD_BASE);
|
|
return -EPERM;
|
|
out_old:
|
|
VMW_DEBUG_USER("Deprecated (disallowed) SVGA3D command: %d\n",
|
|
cmd_id + SVGA_3D_CMD_BASE);
|
|
return -EINVAL;
|
|
out_new:
|
|
VMW_DEBUG_USER("SVGA3D command: %d not supported by virtual device.\n",
|
|
cmd_id + SVGA_3D_CMD_BASE);
|
|
return -EINVAL;
|
|
}
|
|
|
|
static int vmw_cmd_check_all(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context, void *buf,
|
|
uint32_t size)
|
|
{
|
|
int32_t cur_size = size;
|
|
int ret;
|
|
|
|
sw_context->buf_start = buf;
|
|
|
|
while (cur_size > 0) {
|
|
size = cur_size;
|
|
ret = vmw_cmd_check(dev_priv, sw_context, buf, &size);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
buf = (void *)((unsigned long) buf + size);
|
|
cur_size -= size;
|
|
}
|
|
|
|
if (unlikely(cur_size != 0)) {
|
|
VMW_DEBUG_USER("Command verifier out of sync.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
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);
|
|
}
|
|
|
|
static void vmw_apply_relocations(struct vmw_sw_context *sw_context)
|
|
{
|
|
struct vmw_relocation *reloc;
|
|
struct ttm_buffer_object *bo;
|
|
|
|
list_for_each_entry(reloc, &sw_context->bo_relocations, head) {
|
|
bo = &reloc->vbo->base;
|
|
switch (bo->mem.mem_type) {
|
|
case TTM_PL_VRAM:
|
|
reloc->location->offset += bo->offset;
|
|
reloc->location->gmrId = SVGA_GMR_FRAMEBUFFER;
|
|
break;
|
|
case VMW_PL_GMR:
|
|
reloc->location->gmrId = bo->mem.start;
|
|
break;
|
|
case VMW_PL_MOB:
|
|
*reloc->mob_loc = bo->mem.start;
|
|
break;
|
|
default:
|
|
BUG();
|
|
}
|
|
}
|
|
vmw_free_relocations(sw_context);
|
|
}
|
|
|
|
static int vmw_resize_cmd_bounce(struct vmw_sw_context *sw_context,
|
|
uint32_t size)
|
|
{
|
|
if (likely(sw_context->cmd_bounce_size >= size))
|
|
return 0;
|
|
|
|
if (sw_context->cmd_bounce_size == 0)
|
|
sw_context->cmd_bounce_size = VMWGFX_CMD_BOUNCE_INIT_SIZE;
|
|
|
|
while (sw_context->cmd_bounce_size < size) {
|
|
sw_context->cmd_bounce_size =
|
|
PAGE_ALIGN(sw_context->cmd_bounce_size +
|
|
(sw_context->cmd_bounce_size >> 1));
|
|
}
|
|
|
|
vfree(sw_context->cmd_bounce);
|
|
sw_context->cmd_bounce = vmalloc(sw_context->cmd_bounce_size);
|
|
|
|
if (sw_context->cmd_bounce == NULL) {
|
|
VMW_DEBUG_USER("Failed to allocate command bounce buffer.\n");
|
|
sw_context->cmd_bounce_size = 0;
|
|
return -ENOMEM;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_execbuf_fence_commands - create and submit a command stream fence
|
|
*
|
|
* Creates a fence object and submits a command stream marker.
|
|
* 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.
|
|
*/
|
|
|
|
int vmw_execbuf_fence_commands(struct drm_file *file_priv,
|
|
struct vmw_private *dev_priv,
|
|
struct vmw_fence_obj **p_fence,
|
|
uint32_t *p_handle)
|
|
{
|
|
uint32_t sequence;
|
|
int ret;
|
|
bool synced = false;
|
|
|
|
/* p_handle implies file_priv. */
|
|
BUG_ON(p_handle != NULL && file_priv == NULL);
|
|
|
|
ret = vmw_fifo_send_fence(dev_priv, &sequence);
|
|
if (unlikely(ret != 0)) {
|
|
VMW_DEBUG_USER("Fence submission error. Syncing.\n");
|
|
synced = true;
|
|
}
|
|
|
|
if (p_handle != NULL)
|
|
ret = vmw_user_fence_create(file_priv, dev_priv->fman,
|
|
sequence, p_fence, p_handle);
|
|
else
|
|
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);
|
|
*p_fence = NULL;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
* @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.
|
|
*/
|
|
void
|
|
vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
|
|
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 drm_vmw_fence_rep fence_rep;
|
|
|
|
if (user_fence_rep == NULL)
|
|
return;
|
|
|
|
memset(&fence_rep, 0, sizeof(fence_rep));
|
|
|
|
fence_rep.error = ret;
|
|
fence_rep.fd = out_fence_fd;
|
|
if (ret == 0) {
|
|
BUG_ON(fence == NULL);
|
|
|
|
fence_rep.handle = fence_handle;
|
|
fence_rep.seqno = fence->base.seqno;
|
|
vmw_update_seqno(dev_priv, &dev_priv->fifo);
|
|
fence_rep.passed_seqno = dev_priv->last_read_seqno;
|
|
}
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
if (unlikely(ret != 0) && (fence_rep.error == 0)) {
|
|
if (sync_file)
|
|
fput(sync_file->file);
|
|
|
|
if (fence_rep.fd != -1) {
|
|
put_unused_fd(fence_rep.fd);
|
|
fence_rep.fd = -1;
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
static int vmw_execbuf_submit_fifo(struct vmw_private *dev_priv,
|
|
void *kernel_commands, u32 command_size,
|
|
struct vmw_sw_context *sw_context)
|
|
{
|
|
void *cmd;
|
|
|
|
if (sw_context->dx_ctx_node)
|
|
cmd = VMW_FIFO_RESERVE_DX(dev_priv, command_size,
|
|
sw_context->dx_ctx_node->ctx->id);
|
|
else
|
|
cmd = VMW_FIFO_RESERVE(dev_priv, command_size);
|
|
|
|
if (!cmd)
|
|
return -ENOMEM;
|
|
|
|
vmw_apply_relocations(sw_context);
|
|
memcpy(cmd, kernel_commands, command_size);
|
|
vmw_resource_relocations_apply(cmd, &sw_context->res_relocations);
|
|
vmw_resource_relocations_free(&sw_context->res_relocations);
|
|
vmw_fifo_commit(dev_priv, command_size);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* 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.
|
|
*/
|
|
static int vmw_execbuf_submit_cmdbuf(struct vmw_private *dev_priv,
|
|
struct vmw_cmdbuf_header *header,
|
|
u32 command_size,
|
|
struct vmw_sw_context *sw_context)
|
|
{
|
|
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);
|
|
|
|
vmw_apply_relocations(sw_context);
|
|
vmw_resource_relocations_apply(cmd, &sw_context->res_relocations);
|
|
vmw_resource_relocations_free(&sw_context->res_relocations);
|
|
vmw_cmdbuf_commit(dev_priv->cman, command_size, header, false);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_execbuf_cmdbuf - Prepare, if possible, a user-space command batch for
|
|
* submission using a command buffer.
|
|
*
|
|
* @dev_priv: Pointer to a device private structure.
|
|
* @user_commands: User-space pointer to the commands to be submitted.
|
|
* @command_size: Size of the unpatched command batch.
|
|
* @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.
|
|
*
|
|
* 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 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,
|
|
struct vmw_cmdbuf_header **header)
|
|
{
|
|
size_t cmdbuf_size;
|
|
int ret;
|
|
|
|
*header = NULL;
|
|
if (command_size > SVGA_CB_MAX_SIZE) {
|
|
VMW_DEBUG_USER("Command buffer is too large.\n");
|
|
return ERR_PTR(-EINVAL);
|
|
}
|
|
|
|
if (!dev_priv->cman || kernel_commands)
|
|
return kernel_commands;
|
|
|
|
/* 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);
|
|
if (IS_ERR(kernel_commands))
|
|
return kernel_commands;
|
|
|
|
ret = copy_from_user(kernel_commands, user_commands, command_size);
|
|
if (ret) {
|
|
VMW_DEBUG_USER("Failed copying commands.\n");
|
|
vmw_cmdbuf_header_free(*header);
|
|
*header = NULL;
|
|
return ERR_PTR(-EFAULT);
|
|
}
|
|
|
|
return kernel_commands;
|
|
}
|
|
|
|
static int vmw_execbuf_tie_context(struct vmw_private *dev_priv,
|
|
struct vmw_sw_context *sw_context,
|
|
uint32_t handle)
|
|
{
|
|
struct vmw_resource *res;
|
|
int ret;
|
|
unsigned int size;
|
|
|
|
if (handle == SVGA3D_INVALID_ID)
|
|
return 0;
|
|
|
|
size = vmw_execbuf_res_size(dev_priv, vmw_res_dx_context);
|
|
ret = vmw_validation_preload_res(sw_context->ctx, size);
|
|
if (ret)
|
|
return ret;
|
|
|
|
res = vmw_user_resource_noref_lookup_handle
|
|
(dev_priv, sw_context->fp->tfile, handle,
|
|
user_context_converter);
|
|
if (IS_ERR(res)) {
|
|
VMW_DEBUG_USER("Could not find or user DX context 0x%08x.\n",
|
|
(unsigned int) handle);
|
|
return PTR_ERR(res);
|
|
}
|
|
|
|
ret = vmw_execbuf_res_noref_val_add(sw_context, res, VMW_RES_DIRTY_SET);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
sw_context->dx_ctx_node = vmw_execbuf_info_from_res(sw_context, res);
|
|
sw_context->man = vmw_context_res_man(res);
|
|
|
|
return 0;
|
|
}
|
|
|
|
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,
|
|
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_sw_context *sw_context = &dev_priv->ctx;
|
|
struct vmw_fence_obj *fence = NULL;
|
|
struct vmw_cmdbuf_header *header;
|
|
uint32_t handle = 0;
|
|
int ret;
|
|
int32_t out_fence_fd = -1;
|
|
struct sync_file *sync_file = NULL;
|
|
DECLARE_VAL_CONTEXT(val_ctx, &sw_context->res_ht, 1);
|
|
|
|
vmw_validation_set_val_mem(&val_ctx, &dev_priv->vvm);
|
|
|
|
if (flags & DRM_VMW_EXECBUF_FLAG_EXPORT_FENCE_FD) {
|
|
out_fence_fd = get_unused_fd_flags(O_CLOEXEC);
|
|
if (out_fence_fd < 0) {
|
|
VMW_DEBUG_USER("Failed to get a fence fd.\n");
|
|
return out_fence_fd;
|
|
}
|
|
}
|
|
|
|
if (throttle_us) {
|
|
ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.marker_queue,
|
|
throttle_us);
|
|
|
|
if (ret)
|
|
goto out_free_fence_fd;
|
|
}
|
|
|
|
kernel_commands = vmw_execbuf_cmdbuf(dev_priv, user_commands,
|
|
kernel_commands, command_size,
|
|
&header);
|
|
if (IS_ERR(kernel_commands)) {
|
|
ret = PTR_ERR(kernel_commands);
|
|
goto out_free_fence_fd;
|
|
}
|
|
|
|
ret = mutex_lock_interruptible(&dev_priv->cmdbuf_mutex);
|
|
if (ret) {
|
|
ret = -ERESTARTSYS;
|
|
goto out_free_header;
|
|
}
|
|
|
|
sw_context->kernel = false;
|
|
if (kernel_commands == NULL) {
|
|
ret = vmw_resize_cmd_bounce(sw_context, command_size);
|
|
if (unlikely(ret != 0))
|
|
goto out_unlock;
|
|
|
|
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) {
|
|
sw_context->kernel = true;
|
|
}
|
|
|
|
sw_context->fp = vmw_fpriv(file_priv);
|
|
INIT_LIST_HEAD(&sw_context->ctx_list);
|
|
sw_context->cur_query_bo = dev_priv->pinned_bo;
|
|
sw_context->last_query_ctx = NULL;
|
|
sw_context->needs_post_query_barrier = false;
|
|
sw_context->dx_ctx_node = NULL;
|
|
sw_context->dx_query_mob = NULL;
|
|
sw_context->dx_query_ctx = NULL;
|
|
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);
|
|
|
|
if (!sw_context->res_ht_initialized) {
|
|
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);
|
|
if (unlikely(ret != 0))
|
|
goto out_err_nores;
|
|
|
|
ret = vmw_cmd_check_all(dev_priv, sw_context, kernel_commands,
|
|
command_size);
|
|
if (unlikely(ret != 0))
|
|
goto out_err_nores;
|
|
|
|
ret = vmw_resources_reserve(sw_context);
|
|
if (unlikely(ret != 0))
|
|
goto out_err_nores;
|
|
|
|
ret = vmw_validation_bo_reserve(&val_ctx, true);
|
|
if (unlikely(ret != 0))
|
|
goto out_err_nores;
|
|
|
|
ret = vmw_validation_bo_validate(&val_ctx, true);
|
|
if (unlikely(ret != 0))
|
|
goto out_err;
|
|
|
|
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);
|
|
if (unlikely(ret != 0)) {
|
|
ret = -ERESTARTSYS;
|
|
goto out_err;
|
|
}
|
|
|
|
if (dev_priv->has_mob) {
|
|
ret = vmw_rebind_contexts(sw_context);
|
|
if (unlikely(ret != 0))
|
|
goto out_unlock_binding;
|
|
}
|
|
|
|
if (!header) {
|
|
ret = vmw_execbuf_submit_fifo(dev_priv, kernel_commands,
|
|
command_size, sw_context);
|
|
} else {
|
|
ret = vmw_execbuf_submit_cmdbuf(dev_priv, header, command_size,
|
|
sw_context);
|
|
header = NULL;
|
|
}
|
|
mutex_unlock(&dev_priv->binding_mutex);
|
|
if (ret)
|
|
goto out_err;
|
|
|
|
vmw_query_bo_switch_commit(dev_priv, sw_context);
|
|
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");
|
|
|
|
vmw_execbuf_bindings_commit(sw_context, false);
|
|
vmw_bind_dx_query_mob(sw_context);
|
|
vmw_validation_res_unreserve(&val_ctx, false);
|
|
|
|
vmw_validation_bo_fence(sw_context->ctx, fence);
|
|
|
|
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 (flags & DRM_VMW_EXECBUF_FLAG_EXPORT_FENCE_FD) {
|
|
|
|
sync_file = sync_file_create(&fence->base);
|
|
if (!sync_file) {
|
|
VMW_DEBUG_USER("Sync file create failed for fence\n");
|
|
put_unused_fd(out_fence_fd);
|
|
out_fence_fd = -1;
|
|
|
|
(void) vmw_fence_obj_wait(fence, false, false,
|
|
VMW_FENCE_WAIT_TIMEOUT);
|
|
} else {
|
|
/* Link the fence with the FD created earlier */
|
|
fd_install(out_fence_fd, sync_file->file);
|
|
}
|
|
}
|
|
|
|
vmw_execbuf_copy_fence_user(dev_priv, vmw_fpriv(file_priv), ret,
|
|
user_fence_rep, fence, handle, out_fence_fd,
|
|
sync_file);
|
|
|
|
/* Don't unreference when handing fence out */
|
|
if (unlikely(out_fence != NULL)) {
|
|
*out_fence = fence;
|
|
fence = NULL;
|
|
} else if (likely(fence != NULL)) {
|
|
vmw_fence_obj_unreference(&fence);
|
|
}
|
|
|
|
vmw_cmdbuf_res_commit(&sw_context->staged_cmd_res);
|
|
mutex_unlock(&dev_priv->cmdbuf_mutex);
|
|
|
|
/*
|
|
* Unreference resources outside of the cmdbuf_mutex to avoid deadlocks
|
|
* in resource destruction paths.
|
|
*/
|
|
vmw_validation_unref_lists(&val_ctx);
|
|
|
|
return 0;
|
|
|
|
out_unlock_binding:
|
|
mutex_unlock(&dev_priv->binding_mutex);
|
|
out_err:
|
|
vmw_validation_bo_backoff(&val_ctx);
|
|
out_err_nores:
|
|
vmw_execbuf_bindings_commit(sw_context, true);
|
|
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))
|
|
__vmw_execbuf_release_pinned_bo(dev_priv, NULL);
|
|
out_unlock:
|
|
vmw_cmdbuf_res_revert(&sw_context->staged_cmd_res);
|
|
vmw_validation_drop_ht(&val_ctx);
|
|
WARN_ON(!list_empty(&sw_context->ctx_list));
|
|
mutex_unlock(&dev_priv->cmdbuf_mutex);
|
|
|
|
/*
|
|
* Unreference resources outside of the cmdbuf_mutex to avoid deadlocks
|
|
* in resource destruction paths.
|
|
*/
|
|
vmw_validation_unref_lists(&val_ctx);
|
|
out_free_header:
|
|
if (header)
|
|
vmw_cmdbuf_header_free(header);
|
|
out_free_fence_fd:
|
|
if (out_fence_fd >= 0)
|
|
put_unused_fd(out_fence_fd);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* vmw_execbuf_unpin_panic - Idle the fifo and unpin the query buffer.
|
|
*
|
|
* @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.
|
|
*/
|
|
static void vmw_execbuf_unpin_panic(struct vmw_private *dev_priv)
|
|
{
|
|
VMW_DEBUG_USER("Can't unpin query buffer. Trying to recover.\n");
|
|
|
|
(void) vmw_fallback_wait(dev_priv, false, true, 0, false, 10*HZ);
|
|
vmw_bo_pin_reserved(dev_priv->pinned_bo, false);
|
|
if (dev_priv->dummy_query_bo_pinned) {
|
|
vmw_bo_pin_reserved(dev_priv->dummy_query_bo, false);
|
|
dev_priv->dummy_query_bo_pinned = false;
|
|
}
|
|
}
|
|
|
|
|
|
/**
|
|
* __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
|
|
*
|
|
* 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.
|
|
*
|
|
* 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.
|
|
*/
|
|
void __vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv,
|
|
struct vmw_fence_obj *fence)
|
|
{
|
|
int ret = 0;
|
|
struct vmw_fence_obj *lfence = NULL;
|
|
DECLARE_VAL_CONTEXT(val_ctx, NULL, 0);
|
|
|
|
if (dev_priv->pinned_bo == NULL)
|
|
goto out_unlock;
|
|
|
|
ret = vmw_validation_add_bo(&val_ctx, dev_priv->pinned_bo, false,
|
|
false);
|
|
if (ret)
|
|
goto out_no_reserve;
|
|
|
|
ret = vmw_validation_add_bo(&val_ctx, dev_priv->dummy_query_bo, false,
|
|
false);
|
|
if (ret)
|
|
goto out_no_reserve;
|
|
|
|
ret = vmw_validation_bo_reserve(&val_ctx, false);
|
|
if (ret)
|
|
goto out_no_reserve;
|
|
|
|
if (dev_priv->query_cid_valid) {
|
|
BUG_ON(fence != NULL);
|
|
ret = vmw_fifo_emit_dummy_query(dev_priv, dev_priv->query_cid);
|
|
if (ret)
|
|
goto out_no_emit;
|
|
dev_priv->query_cid_valid = false;
|
|
}
|
|
|
|
vmw_bo_pin_reserved(dev_priv->pinned_bo, false);
|
|
if (dev_priv->dummy_query_bo_pinned) {
|
|
vmw_bo_pin_reserved(dev_priv->dummy_query_bo, false);
|
|
dev_priv->dummy_query_bo_pinned = false;
|
|
}
|
|
if (fence == NULL) {
|
|
(void) vmw_execbuf_fence_commands(NULL, dev_priv, &lfence,
|
|
NULL);
|
|
fence = lfence;
|
|
}
|
|
vmw_validation_bo_fence(&val_ctx, fence);
|
|
if (lfence != NULL)
|
|
vmw_fence_obj_unreference(&lfence);
|
|
|
|
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.
|
|
*
|
|
* @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 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.
|
|
*/
|
|
void vmw_execbuf_release_pinned_bo(struct vmw_private *dev_priv)
|
|
{
|
|
mutex_lock(&dev_priv->cmdbuf_mutex);
|
|
if (dev_priv->query_cid_valid)
|
|
__vmw_execbuf_release_pinned_bo(dev_priv, NULL);
|
|
mutex_unlock(&dev_priv->cmdbuf_mutex);
|
|
}
|
|
|
|
int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
|
|
struct drm_file *file_priv)
|
|
{
|
|
struct vmw_private *dev_priv = vmw_priv(dev);
|
|
struct drm_vmw_execbuf_arg *arg = data;
|
|
int ret;
|
|
struct dma_fence *in_fence = NULL;
|
|
|
|
/*
|
|
* Extend the ioctl argument while maintaining backwards compatibility:
|
|
* We take different code paths depending on the value of arg->version.
|
|
*
|
|
* Note: The ioctl argument is extended and zeropadded by core DRM.
|
|
*/
|
|
if (unlikely(arg->version > DRM_VMW_EXECBUF_VERSION ||
|
|
arg->version == 0)) {
|
|
VMW_DEBUG_USER("Incorrect execbuf version.\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
switch (arg->version) {
|
|
case 1:
|
|
/* For v1 core DRM have extended + zeropadded the data */
|
|
arg->context_handle = (uint32_t) -1;
|
|
break;
|
|
case 2:
|
|
default:
|
|
/* For v2 and later core DRM would have correctly copied it */
|
|
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);
|
|
|
|
if (!in_fence) {
|
|
VMW_DEBUG_USER("Cannot get imported fence\n");
|
|
return -EINVAL;
|
|
}
|
|
|
|
ret = vmw_wait_dma_fence(dev_priv->fman, in_fence);
|
|
if (ret)
|
|
goto out;
|
|
}
|
|
|
|
ret = ttm_read_lock(&dev_priv->reservation_sem, true);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
ret = vmw_execbuf_process(file_priv, dev_priv,
|
|
(void __user *)(unsigned long)arg->commands,
|
|
NULL, arg->command_size, arg->throttle_us,
|
|
arg->context_handle,
|
|
(void __user *)(unsigned long)arg->fence_rep,
|
|
NULL, arg->flags);
|
|
|
|
ttm_read_unlock(&dev_priv->reservation_sem);
|
|
if (unlikely(ret != 0))
|
|
goto out;
|
|
|
|
vmw_kms_cursor_post_execbuf(dev_priv);
|
|
|
|
out:
|
|
if (in_fence)
|
|
dma_fence_put(in_fence);
|
|
return ret;
|
|
}
|