src/gallium/drivers/r600/r600_context.c

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *      Jerome Glisse
  25  *      Corbin Simpson
  26  */
  27 #include <stdio.h>
  28 #include <util/u_inlines.h>
  29 #include <util/u_format.h>
  30 #include <util/u_memory.h>
  31 #include <util/u_upload_mgr.h>
  32 #include <util/u_blitter.h>
  33 #include "r600_screen.h"
  34 #include "r600_context.h"
  35 #include "r600_resource.h"
  36
  37 static void r600_destroy_context(struct pipe_context *context)
  38 {
  39         struct r600_context *rctx = r600_context(context);
  40
  41         rctx->rasterizer = r600_context_state_decref(rctx->rasterizer);
  42         rctx->poly_stipple = r600_context_state_decref(rctx->poly_stipple);
  43         rctx->scissor = r600_context_state_decref(rctx->scissor);
  44         rctx->clip = r600_context_state_decref(rctx->clip);
  45         rctx->ps_shader = r600_context_state_decref(rctx->ps_shader);
  46         rctx->vs_shader = r600_context_state_decref(rctx->vs_shader);
  47         rctx->depth = r600_context_state_decref(rctx->depth);
  48         rctx->stencil = r600_context_state_decref(rctx->stencil);
  49         rctx->alpha = r600_context_state_decref(rctx->alpha);
  50         rctx->dsa = r600_context_state_decref(rctx->dsa);
  51         rctx->blend = r600_context_state_decref(rctx->blend);
  52         rctx->stencil_ref = r600_context_state_decref(rctx->stencil_ref);
  53         rctx->viewport = r600_context_state_decref(rctx->viewport);
  54         rctx->framebuffer = r600_context_state_decref(rctx->framebuffer);
  55
  56         free(rctx->ps_constant);
  57         free(rctx->vs_constant);
  58         free(rctx->vs_resource);
  59
  60         u_upload_destroy(rctx->upload_vb);
  61         u_upload_destroy(rctx->upload_ib);
  62
  63         radeon_ctx_fini(rctx->ctx);
  64         FREE(rctx);
  65 }
  66
  67 void r600_flush(struct pipe_context *ctx, unsigned flags,
  68                         struct pipe_fence_handle **fence)
  69 {
  70         struct r600_context *rctx = r600_context(ctx);
  71         struct r600_query *rquery = NULL;
  72 #if 0
  73         static int dc = 0;
  74         char dname[256];
  75 #endif
  76
  77         /* flush upload buffers */
  78         u_upload_flush(rctx->upload_vb);
  79         u_upload_flush(rctx->upload_ib);
  80
  81         /* suspend queries */
  82         r600_queries_suspend(ctx);
  83
  84
  85 #if 0
  86         sprintf(dname, "gallium-%08d.bof", dc);
  87         if (dc < 2) {
  88                 radeon_ctx_dump_bof(rctx->ctx, dname);
  89                 R600_ERR("dumped %s\n", dname);
  90         }
  91         dc++;
  92 #endif
  93
  94         radeon_ctx_submit(rctx->ctx);
  95
  96         LIST_FOR_EACH_ENTRY(rquery, &rctx->query_list, list) {
  97                 rquery->flushed = TRUE;
  98         }
  99
 100         radeon_ctx_clear(rctx->ctx);
 101         /* resume queries */
 102         r600_queries_resume(ctx);
 103 }
 104
 105 struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv)
 106 {
 107         struct r600_context *rctx = CALLOC_STRUCT(r600_context);
 108         struct r600_screen* rscreen = r600_screen(screen);
 109
 110         if (rctx == NULL)
 111                 return NULL;
 112         rctx->context.winsys = rscreen->screen.winsys;
 113         rctx->context.screen = screen;
 114         rctx->context.priv = priv;
 115         rctx->context.destroy = r600_destroy_context;
 116         rctx->context.draw_vbo = r600_draw_vbo;
 117         rctx->context.flush = r600_flush;
 118
 119         /* Easy accessing of screen/winsys. */
 120         rctx->screen = rscreen;
 121         rctx->rw = rscreen->rw;
 122
 123         if (radeon_get_family_class(rscreen->rw) == EVERGREEN)
 124                 rctx->vtbl = &eg_hw_state_vtbl;
 125         else
 126                 rctx->vtbl = &r600_hw_state_vtbl;
 127
 128         r600_init_blit_functions(rctx);
 129         r600_init_query_functions(rctx);
 130         r600_init_state_functions(rctx);
 131         r600_init_context_resource_functions(rctx);
 132
 133         rctx->blitter = util_blitter_create(&rctx->context);
 134         if (rctx->blitter == NULL) {
 135                 FREE(rctx);
 136                 return NULL;
 137         }
 138
 139         rctx->vtbl->init_config(rctx);
 140
 141         rctx->upload_ib = u_upload_create(&rctx->context, 32 * 1024, 16,
 142                                           PIPE_BIND_INDEX_BUFFER);
 143         if (rctx->upload_ib == NULL) {
 144                 goto out_free;
 145         }
 146
 147         rctx->upload_vb = u_upload_create(&rctx->context, 128 * 1024, 16,
 148                                           PIPE_BIND_VERTEX_BUFFER);
 149         if (rctx->upload_vb == NULL) {
 150                 goto out_free;
 151         }
 152
 153         rctx->vs_constant = (struct radeon_state *)calloc(R600_MAX_CONSTANT, sizeof(struct radeon_state));
 154         if (!rctx->vs_constant) {
 155                 goto out_free;
 156         }
 157
 158         rctx->ps_constant = (struct radeon_state *)calloc(R600_MAX_CONSTANT, sizeof(struct radeon_state));
 159         if (!rctx->ps_constant) {
 160                 goto out_free;
 161         }
 162
 163         rctx->vs_resource = (struct radeon_state *)calloc(R600_MAX_RESOURCE, sizeof(struct radeon_state));
 164         if (!rctx->vs_resource) {
 165                 goto out_free;
 166         }
 167
 168         rctx->ctx = radeon_ctx_init(rscreen->rw);
 169         radeon_draw_init(&rctx->draw, rscreen->rw);
 170         return &rctx->context;
 171  out_free:
 172         FREE(rctx);
 173         return NULL;
 174 }