2012-11-20 12:19:36 +00:00
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/**************************************************************************
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*
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* Copyright © 2009-2012 VMware, Inc., Palo Alto, CA., USA
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* All Rights Reserved.
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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 "vmwgfx_drv.h"
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#include "vmwgfx_resource_priv.h"
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#include "ttm/ttm_placement.h"
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struct vmw_user_context {
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struct ttm_base_object base;
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struct vmw_resource res;
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2013-10-08 09:32:36 +00:00
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struct vmw_ctx_binding_state cbs;
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2014-06-09 10:39:22 +00:00
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struct vmw_cmdbuf_res_manager *man;
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2012-11-20 12:19:36 +00:00
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};
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2013-10-08 09:27:17 +00:00
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2014-02-05 07:13:56 +00:00
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typedef int (*vmw_scrub_func)(struct vmw_ctx_bindinfo *, bool);
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2013-10-08 09:27:17 +00:00
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2012-11-20 12:19:36 +00:00
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static void vmw_user_context_free(struct vmw_resource *res);
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static struct vmw_resource *
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vmw_user_context_base_to_res(struct ttm_base_object *base);
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2012-11-21 10:36:36 +00:00
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static int vmw_gb_context_create(struct vmw_resource *res);
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static int vmw_gb_context_bind(struct vmw_resource *res,
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struct ttm_validate_buffer *val_buf);
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static int vmw_gb_context_unbind(struct vmw_resource *res,
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bool readback,
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struct ttm_validate_buffer *val_buf);
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static int vmw_gb_context_destroy(struct vmw_resource *res);
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2014-02-05 07:13:56 +00:00
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static int vmw_context_scrub_shader(struct vmw_ctx_bindinfo *bi, bool rebind);
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static int vmw_context_scrub_render_target(struct vmw_ctx_bindinfo *bi,
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bool rebind);
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static int vmw_context_scrub_texture(struct vmw_ctx_bindinfo *bi, bool rebind);
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static void vmw_context_binding_state_scrub(struct vmw_ctx_binding_state *cbs);
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2013-10-08 09:32:36 +00:00
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static void vmw_context_binding_state_kill(struct vmw_ctx_binding_state *cbs);
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2012-11-20 12:19:36 +00:00
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static uint64_t vmw_user_context_size;
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static const struct vmw_user_resource_conv user_context_conv = {
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.object_type = VMW_RES_CONTEXT,
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.base_obj_to_res = vmw_user_context_base_to_res,
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.res_free = vmw_user_context_free
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};
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const struct vmw_user_resource_conv *user_context_converter =
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&user_context_conv;
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static const struct vmw_res_func vmw_legacy_context_func = {
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.res_type = vmw_res_context,
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.needs_backup = false,
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.may_evict = false,
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.type_name = "legacy contexts",
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.backup_placement = NULL,
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.create = NULL,
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.destroy = NULL,
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.bind = NULL,
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.unbind = NULL
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};
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2012-11-21 10:36:36 +00:00
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static const struct vmw_res_func vmw_gb_context_func = {
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.res_type = vmw_res_context,
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.needs_backup = true,
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.may_evict = true,
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.type_name = "guest backed contexts",
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.backup_placement = &vmw_mob_placement,
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.create = vmw_gb_context_create,
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.destroy = vmw_gb_context_destroy,
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.bind = vmw_gb_context_bind,
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.unbind = vmw_gb_context_unbind
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};
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2013-10-08 09:27:17 +00:00
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static const vmw_scrub_func vmw_scrub_funcs[vmw_ctx_binding_max] = {
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[vmw_ctx_binding_shader] = vmw_context_scrub_shader,
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[vmw_ctx_binding_rt] = vmw_context_scrub_render_target,
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[vmw_ctx_binding_tex] = vmw_context_scrub_texture };
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2012-11-20 12:19:36 +00:00
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/**
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* Context management:
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*/
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static void vmw_hw_context_destroy(struct vmw_resource *res)
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{
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2014-06-09 10:39:22 +00:00
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struct vmw_user_context *uctx =
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container_of(res, struct vmw_user_context, res);
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2012-11-20 12:19:36 +00:00
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struct vmw_private *dev_priv = res->dev_priv;
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struct {
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SVGA3dCmdHeader header;
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SVGA3dCmdDestroyContext body;
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} *cmd;
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2012-11-21 10:36:36 +00:00
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if (res->func->destroy == vmw_gb_context_destroy) {
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mutex_lock(&dev_priv->cmdbuf_mutex);
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2014-06-09 10:39:22 +00:00
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vmw_cmdbuf_res_man_destroy(uctx->man);
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2014-02-05 07:13:56 +00:00
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mutex_lock(&dev_priv->binding_mutex);
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2014-06-09 10:39:22 +00:00
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(void) vmw_context_binding_state_kill(&uctx->cbs);
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2012-11-21 10:36:36 +00:00
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(void) vmw_gb_context_destroy(res);
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2014-03-31 08:20:30 +00:00
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mutex_unlock(&dev_priv->binding_mutex);
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2012-11-21 10:36:36 +00:00
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if (dev_priv->pinned_bo != NULL &&
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!dev_priv->query_cid_valid)
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__vmw_execbuf_release_pinned_bo(dev_priv, NULL);
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mutex_unlock(&dev_priv->cmdbuf_mutex);
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return;
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}
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2012-11-20 12:19:36 +00:00
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vmw_execbuf_release_pinned_bo(dev_priv);
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cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
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if (unlikely(cmd == NULL)) {
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DRM_ERROR("Failed reserving FIFO space for surface "
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"destruction.\n");
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return;
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}
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cmd->header.id = cpu_to_le32(SVGA_3D_CMD_CONTEXT_DESTROY);
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cmd->header.size = cpu_to_le32(sizeof(cmd->body));
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cmd->body.cid = cpu_to_le32(res->id);
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vmw_fifo_commit(dev_priv, sizeof(*cmd));
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2015-06-25 17:47:43 +00:00
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vmw_fifo_resource_dec(dev_priv);
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2012-11-20 12:19:36 +00:00
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}
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2012-11-21 10:36:36 +00:00
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static int vmw_gb_context_init(struct vmw_private *dev_priv,
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struct vmw_resource *res,
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void (*res_free) (struct vmw_resource *res))
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{
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int ret;
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2013-10-08 09:32:36 +00:00
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struct vmw_user_context *uctx =
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container_of(res, struct vmw_user_context, res);
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2012-11-21 10:36:36 +00:00
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ret = vmw_resource_init(dev_priv, res, true,
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res_free, &vmw_gb_context_func);
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res->backup_size = SVGA3D_CONTEXT_DATA_SIZE;
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2014-06-09 10:39:22 +00:00
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if (unlikely(ret != 0))
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goto out_err;
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2012-11-21 10:36:36 +00:00
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2014-06-09 10:39:22 +00:00
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if (dev_priv->has_mob) {
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uctx->man = vmw_cmdbuf_res_man_create(dev_priv);
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if (unlikely(IS_ERR(uctx->man))) {
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ret = PTR_ERR(uctx->man);
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uctx->man = NULL;
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goto out_err;
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}
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2012-11-21 10:36:36 +00:00
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}
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2013-10-08 09:32:36 +00:00
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memset(&uctx->cbs, 0, sizeof(uctx->cbs));
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INIT_LIST_HEAD(&uctx->cbs.list);
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2012-11-21 10:36:36 +00:00
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vmw_resource_activate(res, vmw_hw_context_destroy);
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return 0;
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2014-06-09 10:39:22 +00:00
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out_err:
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if (res_free)
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res_free(res);
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else
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kfree(res);
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return ret;
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2012-11-21 10:36:36 +00:00
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}
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2012-11-20 12:19:36 +00:00
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static int vmw_context_init(struct vmw_private *dev_priv,
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struct vmw_resource *res,
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void (*res_free) (struct vmw_resource *res))
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{
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int ret;
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struct {
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SVGA3dCmdHeader header;
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SVGA3dCmdDefineContext body;
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} *cmd;
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2012-11-21 10:36:36 +00:00
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if (dev_priv->has_mob)
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return vmw_gb_context_init(dev_priv, res, res_free);
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2012-11-20 12:19:36 +00:00
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ret = vmw_resource_init(dev_priv, res, false,
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res_free, &vmw_legacy_context_func);
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if (unlikely(ret != 0)) {
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DRM_ERROR("Failed to allocate a resource id.\n");
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goto out_early;
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}
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if (unlikely(res->id >= SVGA3D_MAX_CONTEXT_IDS)) {
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DRM_ERROR("Out of hw context ids.\n");
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vmw_resource_unreference(&res);
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return -ENOMEM;
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}
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cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
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if (unlikely(cmd == NULL)) {
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DRM_ERROR("Fifo reserve failed.\n");
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vmw_resource_unreference(&res);
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return -ENOMEM;
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}
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cmd->header.id = cpu_to_le32(SVGA_3D_CMD_CONTEXT_DEFINE);
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cmd->header.size = cpu_to_le32(sizeof(cmd->body));
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cmd->body.cid = cpu_to_le32(res->id);
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vmw_fifo_commit(dev_priv, sizeof(*cmd));
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2015-06-25 17:47:43 +00:00
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vmw_fifo_resource_inc(dev_priv);
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2012-11-20 12:19:36 +00:00
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vmw_resource_activate(res, vmw_hw_context_destroy);
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return 0;
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out_early:
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if (res_free == NULL)
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kfree(res);
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else
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res_free(res);
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return ret;
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}
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struct vmw_resource *vmw_context_alloc(struct vmw_private *dev_priv)
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{
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struct vmw_resource *res = kmalloc(sizeof(*res), GFP_KERNEL);
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int ret;
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if (unlikely(res == NULL))
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return NULL;
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ret = vmw_context_init(dev_priv, res, NULL);
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return (ret == 0) ? res : NULL;
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}
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2012-11-21 10:36:36 +00:00
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static int vmw_gb_context_create(struct vmw_resource *res)
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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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struct {
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SVGA3dCmdHeader header;
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SVGA3dCmdDefineGBContext body;
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} *cmd;
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if (likely(res->id != -1))
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return 0;
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ret = vmw_resource_alloc_id(res);
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if (unlikely(ret != 0)) {
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DRM_ERROR("Failed to allocate a context id.\n");
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goto out_no_id;
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}
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if (unlikely(res->id >= VMWGFX_NUM_GB_CONTEXT)) {
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ret = -EBUSY;
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goto out_no_fifo;
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}
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cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
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if (unlikely(cmd == NULL)) {
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DRM_ERROR("Failed reserving FIFO space for context "
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"creation.\n");
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ret = -ENOMEM;
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goto out_no_fifo;
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}
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cmd->header.id = SVGA_3D_CMD_DEFINE_GB_CONTEXT;
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cmd->header.size = sizeof(cmd->body);
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cmd->body.cid = res->id;
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vmw_fifo_commit(dev_priv, sizeof(*cmd));
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2015-06-25 17:47:43 +00:00
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vmw_fifo_resource_inc(dev_priv);
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2012-11-21 10:36:36 +00:00
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return 0;
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out_no_fifo:
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vmw_resource_release_id(res);
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out_no_id:
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return ret;
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}
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static int vmw_gb_context_bind(struct vmw_resource *res,
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struct ttm_validate_buffer *val_buf)
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{
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struct vmw_private *dev_priv = res->dev_priv;
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struct {
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SVGA3dCmdHeader header;
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SVGA3dCmdBindGBContext body;
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} *cmd;
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struct ttm_buffer_object *bo = val_buf->bo;
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BUG_ON(bo->mem.mem_type != VMW_PL_MOB);
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cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
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if (unlikely(cmd == NULL)) {
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DRM_ERROR("Failed reserving FIFO space for context "
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"binding.\n");
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return -ENOMEM;
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}
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cmd->header.id = SVGA_3D_CMD_BIND_GB_CONTEXT;
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cmd->header.size = sizeof(cmd->body);
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cmd->body.cid = res->id;
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cmd->body.mobid = bo->mem.start;
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cmd->body.validContents = res->backup_dirty;
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res->backup_dirty = false;
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vmw_fifo_commit(dev_priv, sizeof(*cmd));
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return 0;
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}
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static int vmw_gb_context_unbind(struct vmw_resource *res,
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bool readback,
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struct ttm_validate_buffer *val_buf)
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{
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struct vmw_private *dev_priv = res->dev_priv;
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struct ttm_buffer_object *bo = val_buf->bo;
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|
|
|
struct vmw_fence_obj *fence;
|
2013-10-08 09:32:36 +00:00
|
|
|
struct vmw_user_context *uctx =
|
|
|
|
container_of(res, struct vmw_user_context, res);
|
2012-11-21 10:36:36 +00:00
|
|
|
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdHeader header;
|
|
|
|
SVGA3dCmdReadbackGBContext body;
|
|
|
|
} *cmd1;
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdHeader header;
|
|
|
|
SVGA3dCmdBindGBContext body;
|
|
|
|
} *cmd2;
|
|
|
|
uint32_t submit_size;
|
|
|
|
uint8_t *cmd;
|
|
|
|
|
|
|
|
|
|
|
|
BUG_ON(bo->mem.mem_type != VMW_PL_MOB);
|
|
|
|
|
2013-10-08 09:32:36 +00:00
|
|
|
mutex_lock(&dev_priv->binding_mutex);
|
2014-02-05 07:13:56 +00:00
|
|
|
vmw_context_binding_state_scrub(&uctx->cbs);
|
2013-10-08 09:32:36 +00:00
|
|
|
|
2012-11-21 10:36:36 +00:00
|
|
|
submit_size = sizeof(*cmd2) + (readback ? sizeof(*cmd1) : 0);
|
|
|
|
|
|
|
|
cmd = vmw_fifo_reserve(dev_priv, submit_size);
|
|
|
|
if (unlikely(cmd == NULL)) {
|
|
|
|
DRM_ERROR("Failed reserving FIFO space for context "
|
|
|
|
"unbinding.\n");
|
2013-10-08 09:32:36 +00:00
|
|
|
mutex_unlock(&dev_priv->binding_mutex);
|
2012-11-21 10:36:36 +00:00
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
cmd2 = (void *) cmd;
|
|
|
|
if (readback) {
|
|
|
|
cmd1 = (void *) cmd;
|
|
|
|
cmd1->header.id = SVGA_3D_CMD_READBACK_GB_CONTEXT;
|
|
|
|
cmd1->header.size = sizeof(cmd1->body);
|
|
|
|
cmd1->body.cid = res->id;
|
|
|
|
cmd2 = (void *) (&cmd1[1]);
|
|
|
|
}
|
|
|
|
cmd2->header.id = SVGA_3D_CMD_BIND_GB_CONTEXT;
|
|
|
|
cmd2->header.size = sizeof(cmd2->body);
|
|
|
|
cmd2->body.cid = res->id;
|
|
|
|
cmd2->body.mobid = SVGA3D_INVALID_ID;
|
|
|
|
|
|
|
|
vmw_fifo_commit(dev_priv, submit_size);
|
2013-10-08 09:32:36 +00:00
|
|
|
mutex_unlock(&dev_priv->binding_mutex);
|
2012-11-21 10:36:36 +00:00
|
|
|
|
|
|
|
/*
|
|
|
|
* Create a fence object and fence the backup buffer.
|
|
|
|
*/
|
|
|
|
|
|
|
|
(void) vmw_execbuf_fence_commands(NULL, dev_priv,
|
|
|
|
&fence, NULL);
|
|
|
|
|
|
|
|
vmw_fence_single_bo(bo, fence);
|
|
|
|
|
|
|
|
if (likely(fence != NULL))
|
|
|
|
vmw_fence_obj_unreference(&fence);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int vmw_gb_context_destroy(struct vmw_resource *res)
|
|
|
|
{
|
|
|
|
struct vmw_private *dev_priv = res->dev_priv;
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdHeader header;
|
|
|
|
SVGA3dCmdDestroyGBContext body;
|
|
|
|
} *cmd;
|
|
|
|
|
|
|
|
if (likely(res->id == -1))
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
|
|
|
|
if (unlikely(cmd == NULL)) {
|
|
|
|
DRM_ERROR("Failed reserving FIFO space for context "
|
|
|
|
"destruction.\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
cmd->header.id = SVGA_3D_CMD_DESTROY_GB_CONTEXT;
|
|
|
|
cmd->header.size = sizeof(cmd->body);
|
|
|
|
cmd->body.cid = res->id;
|
|
|
|
vmw_fifo_commit(dev_priv, sizeof(*cmd));
|
|
|
|
if (dev_priv->query_cid == res->id)
|
|
|
|
dev_priv->query_cid_valid = false;
|
|
|
|
vmw_resource_release_id(res);
|
2015-06-25 17:47:43 +00:00
|
|
|
vmw_fifo_resource_dec(dev_priv);
|
2012-11-21 10:36:36 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2012-11-20 12:19:36 +00:00
|
|
|
/**
|
|
|
|
* User-space context management:
|
|
|
|
*/
|
|
|
|
|
|
|
|
static struct vmw_resource *
|
|
|
|
vmw_user_context_base_to_res(struct ttm_base_object *base)
|
|
|
|
{
|
|
|
|
return &(container_of(base, struct vmw_user_context, base)->res);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void vmw_user_context_free(struct vmw_resource *res)
|
|
|
|
{
|
|
|
|
struct vmw_user_context *ctx =
|
|
|
|
container_of(res, struct vmw_user_context, res);
|
|
|
|
struct vmw_private *dev_priv = res->dev_priv;
|
|
|
|
|
|
|
|
ttm_base_object_kfree(ctx, base);
|
|
|
|
ttm_mem_global_free(vmw_mem_glob(dev_priv),
|
|
|
|
vmw_user_context_size);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* This function is called when user space has no more references on the
|
|
|
|
* base object. It releases the base-object's reference on the resource object.
|
|
|
|
*/
|
|
|
|
|
|
|
|
static void vmw_user_context_base_release(struct ttm_base_object **p_base)
|
|
|
|
{
|
|
|
|
struct ttm_base_object *base = *p_base;
|
|
|
|
struct vmw_user_context *ctx =
|
|
|
|
container_of(base, struct vmw_user_context, base);
|
|
|
|
struct vmw_resource *res = &ctx->res;
|
|
|
|
|
|
|
|
*p_base = NULL;
|
|
|
|
vmw_resource_unreference(&res);
|
|
|
|
}
|
|
|
|
|
|
|
|
int vmw_context_destroy_ioctl(struct drm_device *dev, void *data,
|
|
|
|
struct drm_file *file_priv)
|
|
|
|
{
|
|
|
|
struct drm_vmw_context_arg *arg = (struct drm_vmw_context_arg *)data;
|
|
|
|
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
|
|
|
|
|
|
|
|
return ttm_ref_object_base_unref(tfile, arg->cid, TTM_REF_USAGE);
|
|
|
|
}
|
|
|
|
|
|
|
|
int vmw_context_define_ioctl(struct drm_device *dev, void *data,
|
|
|
|
struct drm_file *file_priv)
|
|
|
|
{
|
|
|
|
struct vmw_private *dev_priv = vmw_priv(dev);
|
|
|
|
struct vmw_user_context *ctx;
|
|
|
|
struct vmw_resource *res;
|
|
|
|
struct vmw_resource *tmp;
|
|
|
|
struct drm_vmw_context_arg *arg = (struct drm_vmw_context_arg *)data;
|
|
|
|
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Approximate idr memory usage with 128 bytes. It will be limited
|
|
|
|
* by maximum number_of contexts anyway.
|
|
|
|
*/
|
|
|
|
|
|
|
|
if (unlikely(vmw_user_context_size == 0))
|
2014-06-09 10:39:22 +00:00
|
|
|
vmw_user_context_size = ttm_round_pot(sizeof(*ctx)) + 128 +
|
|
|
|
((dev_priv->has_mob) ? vmw_cmdbuf_res_man_size() : 0);
|
2012-11-20 12:19:36 +00:00
|
|
|
|
2014-02-27 11:34:51 +00:00
|
|
|
ret = ttm_read_lock(&dev_priv->reservation_sem, true);
|
2012-11-20 12:19:36 +00:00
|
|
|
if (unlikely(ret != 0))
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
|
|
|
|
vmw_user_context_size,
|
|
|
|
false, true);
|
|
|
|
if (unlikely(ret != 0)) {
|
|
|
|
if (ret != -ERESTARTSYS)
|
|
|
|
DRM_ERROR("Out of graphics memory for context"
|
|
|
|
" creation.\n");
|
|
|
|
goto out_unlock;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
|
|
|
|
if (unlikely(ctx == NULL)) {
|
|
|
|
ttm_mem_global_free(vmw_mem_glob(dev_priv),
|
|
|
|
vmw_user_context_size);
|
|
|
|
ret = -ENOMEM;
|
|
|
|
goto out_unlock;
|
|
|
|
}
|
|
|
|
|
|
|
|
res = &ctx->res;
|
|
|
|
ctx->base.shareable = false;
|
|
|
|
ctx->base.tfile = NULL;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* From here on, the destructor takes over resource freeing.
|
|
|
|
*/
|
|
|
|
|
|
|
|
ret = vmw_context_init(dev_priv, res, vmw_user_context_free);
|
|
|
|
if (unlikely(ret != 0))
|
|
|
|
goto out_unlock;
|
|
|
|
|
|
|
|
tmp = vmw_resource_reference(&ctx->res);
|
|
|
|
ret = ttm_base_object_init(tfile, &ctx->base, false, VMW_RES_CONTEXT,
|
|
|
|
&vmw_user_context_base_release, NULL);
|
|
|
|
|
|
|
|
if (unlikely(ret != 0)) {
|
|
|
|
vmw_resource_unreference(&tmp);
|
|
|
|
goto out_err;
|
|
|
|
}
|
|
|
|
|
|
|
|
arg->cid = ctx->base.hash.key;
|
|
|
|
out_err:
|
|
|
|
vmw_resource_unreference(&res);
|
|
|
|
out_unlock:
|
2014-02-27 11:34:51 +00:00
|
|
|
ttm_read_unlock(&dev_priv->reservation_sem);
|
2012-11-20 12:19:36 +00:00
|
|
|
return ret;
|
|
|
|
|
|
|
|
}
|
2013-10-08 09:27:17 +00:00
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_scrub_shader - scrub a shader binding from a context.
|
|
|
|
*
|
|
|
|
* @bi: single binding information.
|
2014-02-05 07:13:56 +00:00
|
|
|
* @rebind: Whether to issue a bind instead of scrub command.
|
2013-10-08 09:27:17 +00:00
|
|
|
*/
|
2014-02-05 07:13:56 +00:00
|
|
|
static int vmw_context_scrub_shader(struct vmw_ctx_bindinfo *bi, bool rebind)
|
2013-10-08 09:27:17 +00:00
|
|
|
{
|
|
|
|
struct vmw_private *dev_priv = bi->ctx->dev_priv;
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdHeader header;
|
|
|
|
SVGA3dCmdSetShader body;
|
|
|
|
} *cmd;
|
|
|
|
|
|
|
|
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
|
|
|
|
if (unlikely(cmd == NULL)) {
|
|
|
|
DRM_ERROR("Failed reserving FIFO space for shader "
|
|
|
|
"unbinding.\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
cmd->header.id = SVGA_3D_CMD_SET_SHADER;
|
|
|
|
cmd->header.size = sizeof(cmd->body);
|
|
|
|
cmd->body.cid = bi->ctx->id;
|
|
|
|
cmd->body.type = bi->i1.shader_type;
|
2014-02-06 11:35:05 +00:00
|
|
|
cmd->body.shid = ((rebind) ? bi->res->id : SVGA3D_INVALID_ID);
|
2013-10-08 09:27:17 +00:00
|
|
|
vmw_fifo_commit(dev_priv, sizeof(*cmd));
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_scrub_render_target - scrub a render target binding
|
|
|
|
* from a context.
|
|
|
|
*
|
|
|
|
* @bi: single binding information.
|
2014-02-05 07:13:56 +00:00
|
|
|
* @rebind: Whether to issue a bind instead of scrub command.
|
2013-10-08 09:27:17 +00:00
|
|
|
*/
|
2014-02-05 07:13:56 +00:00
|
|
|
static int vmw_context_scrub_render_target(struct vmw_ctx_bindinfo *bi,
|
|
|
|
bool rebind)
|
2013-10-08 09:27:17 +00:00
|
|
|
{
|
|
|
|
struct vmw_private *dev_priv = bi->ctx->dev_priv;
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdHeader header;
|
|
|
|
SVGA3dCmdSetRenderTarget body;
|
|
|
|
} *cmd;
|
|
|
|
|
|
|
|
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
|
|
|
|
if (unlikely(cmd == NULL)) {
|
|
|
|
DRM_ERROR("Failed reserving FIFO space for render target "
|
|
|
|
"unbinding.\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
cmd->header.id = SVGA_3D_CMD_SETRENDERTARGET;
|
|
|
|
cmd->header.size = sizeof(cmd->body);
|
|
|
|
cmd->body.cid = bi->ctx->id;
|
|
|
|
cmd->body.type = bi->i1.rt_type;
|
2014-02-06 11:35:05 +00:00
|
|
|
cmd->body.target.sid = ((rebind) ? bi->res->id : SVGA3D_INVALID_ID);
|
2013-10-08 09:27:17 +00:00
|
|
|
cmd->body.target.face = 0;
|
|
|
|
cmd->body.target.mipmap = 0;
|
|
|
|
vmw_fifo_commit(dev_priv, sizeof(*cmd));
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_scrub_texture - scrub a texture binding from a context.
|
|
|
|
*
|
|
|
|
* @bi: single binding information.
|
2014-02-05 07:13:56 +00:00
|
|
|
* @rebind: Whether to issue a bind instead of scrub command.
|
2013-10-08 09:27:17 +00:00
|
|
|
*
|
|
|
|
* TODO: Possibly complement this function with a function that takes
|
|
|
|
* a list of texture bindings and combines them to a single command.
|
|
|
|
*/
|
2014-02-05 07:13:56 +00:00
|
|
|
static int vmw_context_scrub_texture(struct vmw_ctx_bindinfo *bi,
|
|
|
|
bool rebind)
|
2013-10-08 09:27:17 +00:00
|
|
|
{
|
|
|
|
struct vmw_private *dev_priv = bi->ctx->dev_priv;
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdHeader header;
|
|
|
|
struct {
|
|
|
|
SVGA3dCmdSetTextureState c;
|
|
|
|
SVGA3dTextureState s1;
|
|
|
|
} body;
|
|
|
|
} *cmd;
|
|
|
|
|
|
|
|
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
|
|
|
|
if (unlikely(cmd == NULL)) {
|
|
|
|
DRM_ERROR("Failed reserving FIFO space for texture "
|
|
|
|
"unbinding.\n");
|
|
|
|
return -ENOMEM;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
cmd->header.id = SVGA_3D_CMD_SETTEXTURESTATE;
|
|
|
|
cmd->header.size = sizeof(cmd->body);
|
|
|
|
cmd->body.c.cid = bi->ctx->id;
|
|
|
|
cmd->body.s1.stage = bi->i1.texture_stage;
|
|
|
|
cmd->body.s1.name = SVGA3D_TS_BIND_TEXTURE;
|
2014-02-06 11:35:05 +00:00
|
|
|
cmd->body.s1.value = ((rebind) ? bi->res->id : SVGA3D_INVALID_ID);
|
2013-10-08 09:27:17 +00:00
|
|
|
vmw_fifo_commit(dev_priv, sizeof(*cmd));
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_binding_drop: Stop tracking a context binding
|
|
|
|
*
|
|
|
|
* @cb: Pointer to binding tracker storage.
|
|
|
|
*
|
|
|
|
* Stops tracking a context binding, and re-initializes its storage.
|
|
|
|
* Typically used when the context binding is replaced with a binding to
|
|
|
|
* another (or the same, for that matter) resource.
|
|
|
|
*/
|
|
|
|
static void vmw_context_binding_drop(struct vmw_ctx_binding *cb)
|
|
|
|
{
|
|
|
|
list_del(&cb->ctx_list);
|
2013-10-08 09:32:36 +00:00
|
|
|
if (!list_empty(&cb->res_list))
|
|
|
|
list_del(&cb->res_list);
|
2013-10-08 09:27:17 +00:00
|
|
|
cb->bi.ctx = NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_binding_add: Start tracking a context binding
|
|
|
|
*
|
|
|
|
* @cbs: Pointer to the context binding state tracker.
|
|
|
|
* @bi: Information about the binding to track.
|
|
|
|
*
|
|
|
|
* Performs basic checks on the binding to make sure arguments are within
|
|
|
|
* bounds and then starts tracking the binding in the context binding
|
|
|
|
* state structure @cbs.
|
|
|
|
*/
|
|
|
|
int vmw_context_binding_add(struct vmw_ctx_binding_state *cbs,
|
|
|
|
const struct vmw_ctx_bindinfo *bi)
|
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *loc;
|
|
|
|
|
|
|
|
switch (bi->bt) {
|
|
|
|
case vmw_ctx_binding_rt:
|
|
|
|
if (unlikely((unsigned)bi->i1.rt_type >= SVGA3D_RT_MAX)) {
|
|
|
|
DRM_ERROR("Illegal render target type %u.\n",
|
|
|
|
(unsigned) bi->i1.rt_type);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
loc = &cbs->render_targets[bi->i1.rt_type];
|
|
|
|
break;
|
|
|
|
case vmw_ctx_binding_tex:
|
|
|
|
if (unlikely((unsigned)bi->i1.texture_stage >=
|
|
|
|
SVGA3D_NUM_TEXTURE_UNITS)) {
|
|
|
|
DRM_ERROR("Illegal texture/sampler unit %u.\n",
|
|
|
|
(unsigned) bi->i1.texture_stage);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
loc = &cbs->texture_units[bi->i1.texture_stage];
|
|
|
|
break;
|
|
|
|
case vmw_ctx_binding_shader:
|
|
|
|
if (unlikely((unsigned)bi->i1.shader_type >=
|
|
|
|
SVGA3D_SHADERTYPE_MAX)) {
|
|
|
|
DRM_ERROR("Illegal shader type %u.\n",
|
|
|
|
(unsigned) bi->i1.shader_type);
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
loc = &cbs->shaders[bi->i1.shader_type];
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
BUG();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (loc->bi.ctx != NULL)
|
|
|
|
vmw_context_binding_drop(loc);
|
|
|
|
|
|
|
|
loc->bi = *bi;
|
2014-02-05 07:13:56 +00:00
|
|
|
loc->bi.scrubbed = false;
|
2013-10-08 09:27:17 +00:00
|
|
|
list_add_tail(&loc->ctx_list, &cbs->list);
|
2013-10-08 09:32:36 +00:00
|
|
|
INIT_LIST_HEAD(&loc->res_list);
|
2013-10-08 09:27:17 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
2013-10-08 09:32:36 +00:00
|
|
|
/**
|
|
|
|
* vmw_context_binding_transfer: Transfer a context binding tracking entry.
|
|
|
|
*
|
|
|
|
* @cbs: Pointer to the persistent context binding state tracker.
|
|
|
|
* @bi: Information about the binding to track.
|
|
|
|
*
|
|
|
|
*/
|
|
|
|
static void vmw_context_binding_transfer(struct vmw_ctx_binding_state *cbs,
|
|
|
|
const struct vmw_ctx_bindinfo *bi)
|
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *loc;
|
|
|
|
|
|
|
|
switch (bi->bt) {
|
|
|
|
case vmw_ctx_binding_rt:
|
|
|
|
loc = &cbs->render_targets[bi->i1.rt_type];
|
|
|
|
break;
|
|
|
|
case vmw_ctx_binding_tex:
|
|
|
|
loc = &cbs->texture_units[bi->i1.texture_stage];
|
|
|
|
break;
|
|
|
|
case vmw_ctx_binding_shader:
|
|
|
|
loc = &cbs->shaders[bi->i1.shader_type];
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
BUG();
|
|
|
|
}
|
|
|
|
|
|
|
|
if (loc->bi.ctx != NULL)
|
|
|
|
vmw_context_binding_drop(loc);
|
|
|
|
|
2014-02-05 07:13:56 +00:00
|
|
|
if (bi->res != NULL) {
|
|
|
|
loc->bi = *bi;
|
|
|
|
list_add_tail(&loc->ctx_list, &cbs->list);
|
2013-10-08 09:32:36 +00:00
|
|
|
list_add_tail(&loc->res_list, &bi->res->binding_head);
|
2014-02-05 07:13:56 +00:00
|
|
|
}
|
2013-10-08 09:32:36 +00:00
|
|
|
}
|
|
|
|
|
2013-10-08 09:27:17 +00:00
|
|
|
/**
|
|
|
|
* vmw_context_binding_kill - Kill a binding on the device
|
|
|
|
* and stop tracking it.
|
|
|
|
*
|
|
|
|
* @cb: Pointer to binding tracker storage.
|
|
|
|
*
|
|
|
|
* Emits FIFO commands to scrub a binding represented by @cb.
|
|
|
|
* Then stops tracking the binding and re-initializes its storage.
|
|
|
|
*/
|
2014-01-20 10:33:04 +00:00
|
|
|
static void vmw_context_binding_kill(struct vmw_ctx_binding *cb)
|
2013-10-08 09:27:17 +00:00
|
|
|
{
|
2014-02-05 07:13:56 +00:00
|
|
|
if (!cb->bi.scrubbed) {
|
|
|
|
(void) vmw_scrub_funcs[cb->bi.bt](&cb->bi, false);
|
|
|
|
cb->bi.scrubbed = true;
|
|
|
|
}
|
2013-10-08 09:27:17 +00:00
|
|
|
vmw_context_binding_drop(cb);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_binding_state_kill - Kill all bindings associated with a
|
|
|
|
* struct vmw_ctx_binding state structure, and re-initialize the structure.
|
|
|
|
*
|
|
|
|
* @cbs: Pointer to the context binding state tracker.
|
|
|
|
*
|
|
|
|
* Emits commands to scrub all bindings associated with the
|
|
|
|
* context binding state tracker. Then re-initializes the whole structure.
|
|
|
|
*/
|
2013-10-08 09:32:36 +00:00
|
|
|
static void vmw_context_binding_state_kill(struct vmw_ctx_binding_state *cbs)
|
2013-10-08 09:27:17 +00:00
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *entry, *next;
|
|
|
|
|
2013-10-08 09:32:36 +00:00
|
|
|
list_for_each_entry_safe(entry, next, &cbs->list, ctx_list)
|
2013-10-08 09:27:17 +00:00
|
|
|
vmw_context_binding_kill(entry);
|
2013-10-08 09:32:36 +00:00
|
|
|
}
|
|
|
|
|
2014-02-05 07:13:56 +00:00
|
|
|
/**
|
|
|
|
* vmw_context_binding_state_scrub - Scrub all bindings associated with a
|
|
|
|
* struct vmw_ctx_binding state structure.
|
|
|
|
*
|
|
|
|
* @cbs: Pointer to the context binding state tracker.
|
|
|
|
*
|
|
|
|
* Emits commands to scrub all bindings associated with the
|
|
|
|
* context binding state tracker.
|
|
|
|
*/
|
|
|
|
static void vmw_context_binding_state_scrub(struct vmw_ctx_binding_state *cbs)
|
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *entry;
|
|
|
|
|
|
|
|
list_for_each_entry(entry, &cbs->list, ctx_list) {
|
|
|
|
if (!entry->bi.scrubbed) {
|
|
|
|
(void) vmw_scrub_funcs[entry->bi.bt](&entry->bi, false);
|
|
|
|
entry->bi.scrubbed = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-10-08 09:32:36 +00:00
|
|
|
/**
|
|
|
|
* vmw_context_binding_res_list_kill - Kill all bindings on a
|
|
|
|
* resource binding list
|
|
|
|
*
|
|
|
|
* @head: list head of resource binding list
|
|
|
|
*
|
|
|
|
* Kills all bindings associated with a specific resource. Typically
|
|
|
|
* called before the resource is destroyed.
|
|
|
|
*/
|
|
|
|
void vmw_context_binding_res_list_kill(struct list_head *head)
|
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *entry, *next;
|
|
|
|
|
|
|
|
list_for_each_entry_safe(entry, next, head, res_list)
|
|
|
|
vmw_context_binding_kill(entry);
|
|
|
|
}
|
|
|
|
|
2014-02-05 07:13:56 +00:00
|
|
|
/**
|
|
|
|
* vmw_context_binding_res_list_scrub - Scrub all bindings on a
|
|
|
|
* resource binding list
|
|
|
|
*
|
|
|
|
* @head: list head of resource binding list
|
|
|
|
*
|
|
|
|
* Scrub all bindings associated with a specific resource. Typically
|
|
|
|
* called before the resource is evicted.
|
|
|
|
*/
|
|
|
|
void vmw_context_binding_res_list_scrub(struct list_head *head)
|
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *entry;
|
|
|
|
|
|
|
|
list_for_each_entry(entry, head, res_list) {
|
|
|
|
if (!entry->bi.scrubbed) {
|
|
|
|
(void) vmw_scrub_funcs[entry->bi.bt](&entry->bi, false);
|
|
|
|
entry->bi.scrubbed = true;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-10-08 09:32:36 +00:00
|
|
|
/**
|
|
|
|
* vmw_context_binding_state_transfer - Commit staged binding info
|
|
|
|
*
|
|
|
|
* @ctx: Pointer to context to commit the staged binding info to.
|
|
|
|
* @from: Staged binding info built during execbuf.
|
|
|
|
*
|
|
|
|
* Transfers binding info from a temporary structure to the persistent
|
|
|
|
* structure in the context. This can be done once commands
|
|
|
|
*/
|
|
|
|
void vmw_context_binding_state_transfer(struct vmw_resource *ctx,
|
|
|
|
struct vmw_ctx_binding_state *from)
|
|
|
|
{
|
|
|
|
struct vmw_user_context *uctx =
|
|
|
|
container_of(ctx, struct vmw_user_context, res);
|
|
|
|
struct vmw_ctx_binding *entry, *next;
|
|
|
|
|
|
|
|
list_for_each_entry_safe(entry, next, &from->list, ctx_list)
|
|
|
|
vmw_context_binding_transfer(&uctx->cbs, &entry->bi);
|
2013-10-08 09:27:17 +00:00
|
|
|
}
|
2014-02-05 07:13:56 +00:00
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_rebind_all - Rebind all scrubbed bindings of a context
|
|
|
|
*
|
|
|
|
* @ctx: The context resource
|
|
|
|
*
|
|
|
|
* Walks through the context binding list and rebinds all scrubbed
|
|
|
|
* resources.
|
|
|
|
*/
|
|
|
|
int vmw_context_rebind_all(struct vmw_resource *ctx)
|
|
|
|
{
|
|
|
|
struct vmw_ctx_binding *entry;
|
|
|
|
struct vmw_user_context *uctx =
|
|
|
|
container_of(ctx, struct vmw_user_context, res);
|
|
|
|
struct vmw_ctx_binding_state *cbs = &uctx->cbs;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
list_for_each_entry(entry, &cbs->list, ctx_list) {
|
|
|
|
if (likely(!entry->bi.scrubbed))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (WARN_ON(entry->bi.res == NULL || entry->bi.res->id ==
|
|
|
|
SVGA3D_INVALID_ID))
|
|
|
|
continue;
|
|
|
|
|
|
|
|
ret = vmw_scrub_funcs[entry->bi.bt](&entry->bi, true);
|
|
|
|
if (unlikely(ret != 0))
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
entry->bi.scrubbed = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* vmw_context_binding_list - Return a list of context bindings
|
|
|
|
*
|
|
|
|
* @ctx: The context resource
|
|
|
|
*
|
|
|
|
* Returns the current list of bindings of the given context. Note that
|
|
|
|
* this list becomes stale as soon as the dev_priv::binding_mutex is unlocked.
|
|
|
|
*/
|
|
|
|
struct list_head *vmw_context_binding_list(struct vmw_resource *ctx)
|
|
|
|
{
|
|
|
|
return &(container_of(ctx, struct vmw_user_context, res)->cbs.list);
|
|
|
|
}
|
2014-06-09 10:39:22 +00:00
|
|
|
|
|
|
|
struct vmw_cmdbuf_res_manager *vmw_context_res_man(struct vmw_resource *ctx)
|
|
|
|
{
|
|
|
|
return container_of(ctx, struct vmw_user_context, res)->man;
|
|
|
|
}
|