| /* |
| * Copyright © 2014 Broadcom |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| */ |
| |
| #include <xf86drm.h> |
| #include <err.h> |
| |
| #include "pipe/p_defines.h" |
| #include "util/ralloc.h" |
| #include "util/u_inlines.h" |
| #include "util/u_memory.h" |
| #include "util/u_blitter.h" |
| #include "util/u_upload_mgr.h" |
| #include "indices/u_primconvert.h" |
| #include "pipe/p_screen.h" |
| |
| #include "vc4_screen.h" |
| #include "vc4_context.h" |
| #include "vc4_resource.h" |
| |
| void |
| vc4_flush(struct pipe_context *pctx) |
| { |
| struct vc4_context *vc4 = vc4_context(pctx); |
| |
| hash_table_foreach(vc4->jobs, entry) { |
| struct vc4_job *job = entry->data; |
| vc4_job_submit(vc4, job); |
| } |
| } |
| |
| static void |
| vc4_pipe_flush(struct pipe_context *pctx, struct pipe_fence_handle **fence, |
| unsigned flags) |
| { |
| struct vc4_context *vc4 = vc4_context(pctx); |
| |
| vc4_flush(pctx); |
| |
| if (fence) { |
| struct pipe_screen *screen = pctx->screen; |
| int fd = -1; |
| |
| if (flags & PIPE_FLUSH_FENCE_FD) { |
| /* The vc4_fence takes ownership of the returned fd. */ |
| drmSyncobjExportSyncFile(vc4->fd, vc4->job_syncobj, |
| &fd); |
| } |
| |
| struct vc4_fence *f = vc4_fence_create(vc4->screen, |
| vc4->last_emit_seqno, |
| fd); |
| screen->fence_reference(screen, fence, NULL); |
| *fence = (struct pipe_fence_handle *)f; |
| } |
| } |
| |
| /* We can't flush the texture cache within rendering a tile, so we have to |
| * flush all rendering to the kernel so that the next job reading from the |
| * tile gets a flushed cache. |
| */ |
| static void |
| vc4_texture_barrier(struct pipe_context *pctx, unsigned flags) |
| { |
| vc4_flush(pctx); |
| } |
| |
| static void |
| vc4_set_debug_callback(struct pipe_context *pctx, |
| const struct pipe_debug_callback *cb) |
| { |
| struct vc4_context *vc4 = vc4_context(pctx); |
| |
| if (cb) |
| vc4->debug = *cb; |
| else |
| memset(&vc4->debug, 0, sizeof(vc4->debug)); |
| } |
| |
| static void |
| vc4_invalidate_resource(struct pipe_context *pctx, struct pipe_resource *prsc) |
| { |
| struct vc4_context *vc4 = vc4_context(pctx); |
| struct vc4_resource *rsc = vc4_resource(prsc); |
| |
| rsc->initialized_buffers = 0; |
| |
| struct hash_entry *entry = _mesa_hash_table_search(vc4->write_jobs, |
| prsc); |
| if (!entry) |
| return; |
| |
| struct vc4_job *job = entry->data; |
| if (job->key.zsbuf && job->key.zsbuf->texture == prsc) |
| job->resolve &= ~(PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL); |
| } |
| |
| static void |
| vc4_context_destroy(struct pipe_context *pctx) |
| { |
| struct vc4_context *vc4 = vc4_context(pctx); |
| |
| vc4_flush(pctx); |
| |
| if (vc4->blitter) |
| util_blitter_destroy(vc4->blitter); |
| |
| if (vc4->primconvert) |
| util_primconvert_destroy(vc4->primconvert); |
| |
| if (vc4->uploader) |
| u_upload_destroy(vc4->uploader); |
| |
| slab_destroy_child(&vc4->transfer_pool); |
| |
| pipe_surface_reference(&vc4->framebuffer.cbufs[0], NULL); |
| pipe_surface_reference(&vc4->framebuffer.zsbuf, NULL); |
| |
| if (vc4->yuv_linear_blit_vs) |
| pctx->delete_vs_state(pctx, vc4->yuv_linear_blit_vs); |
| if (vc4->yuv_linear_blit_fs_8bit) |
| pctx->delete_fs_state(pctx, vc4->yuv_linear_blit_fs_8bit); |
| if (vc4->yuv_linear_blit_fs_16bit) |
| pctx->delete_fs_state(pctx, vc4->yuv_linear_blit_fs_16bit); |
| |
| vc4_program_fini(pctx); |
| |
| if (vc4->screen->has_syncobj) { |
| drmSyncobjDestroy(vc4->fd, vc4->job_syncobj); |
| drmSyncobjDestroy(vc4->fd, vc4->in_syncobj); |
| } |
| if (vc4->in_fence_fd >= 0) |
| close(vc4->in_fence_fd); |
| |
| ralloc_free(vc4); |
| } |
| |
| struct pipe_context * |
| vc4_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags) |
| { |
| struct vc4_screen *screen = vc4_screen(pscreen); |
| struct vc4_context *vc4; |
| int err; |
| |
| /* Prevent dumping of the shaders built during context setup. */ |
| uint32_t saved_shaderdb_flag = vc4_debug & VC4_DEBUG_SHADERDB; |
| vc4_debug &= ~VC4_DEBUG_SHADERDB; |
| |
| vc4 = rzalloc(NULL, struct vc4_context); |
| if (!vc4) |
| return NULL; |
| struct pipe_context *pctx = &vc4->base; |
| |
| vc4->screen = screen; |
| |
| pctx->screen = pscreen; |
| pctx->priv = priv; |
| pctx->destroy = vc4_context_destroy; |
| pctx->flush = vc4_pipe_flush; |
| pctx->set_debug_callback = vc4_set_debug_callback; |
| pctx->invalidate_resource = vc4_invalidate_resource; |
| pctx->texture_barrier = vc4_texture_barrier; |
| |
| vc4_draw_init(pctx); |
| vc4_state_init(pctx); |
| vc4_program_init(pctx); |
| vc4_query_init(pctx); |
| vc4_resource_context_init(pctx); |
| |
| vc4->fd = screen->fd; |
| |
| err = vc4_job_init(vc4); |
| if (err) |
| goto fail; |
| |
| err = vc4_fence_context_init(vc4); |
| if (err) |
| goto fail; |
| |
| slab_create_child(&vc4->transfer_pool, &screen->transfer_pool); |
| |
| vc4->uploader = u_upload_create_default(&vc4->base); |
| vc4->base.stream_uploader = vc4->uploader; |
| vc4->base.const_uploader = vc4->uploader; |
| |
| vc4->blitter = util_blitter_create(pctx); |
| if (!vc4->blitter) |
| goto fail; |
| |
| vc4->primconvert = util_primconvert_create(pctx, |
| (1 << PIPE_PRIM_QUADS) - 1); |
| if (!vc4->primconvert) |
| goto fail; |
| |
| vc4_debug |= saved_shaderdb_flag; |
| |
| vc4->sample_mask = (1 << VC4_MAX_SAMPLES) - 1; |
| |
| return &vc4->base; |
| |
| fail: |
| pctx->destroy(pctx); |
| return NULL; |
| } |