diff options
Diffstat (limited to 'src/gallium/drivers/v3d/v3d_context.c')
| -rw-r--r-- | src/gallium/drivers/v3d/v3d_context.c | 183 |
1 files changed, 183 insertions, 0 deletions
diff --git a/src/gallium/drivers/v3d/v3d_context.c b/src/gallium/drivers/v3d/v3d_context.c new file mode 100644 index 00000000000..cb37eba3841 --- /dev/null +++ b/src/gallium/drivers/v3d/v3d_context.c @@ -0,0 +1,183 @@ +/* + * Copyright © 2014-2017 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/hash_table.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 "v3d_screen.h" +#include "v3d_context.h" +#include "v3d_resource.h" + +void +vc5_flush(struct pipe_context *pctx) +{ + struct vc5_context *vc5 = vc5_context(pctx); + + struct hash_entry *entry; + hash_table_foreach(vc5->jobs, entry) { + struct vc5_job *job = entry->data; + vc5_job_submit(vc5, job); + } +} + +static void +vc5_pipe_flush(struct pipe_context *pctx, struct pipe_fence_handle **fence, + unsigned flags) +{ + struct vc5_context *vc5 = vc5_context(pctx); + + vc5_flush(pctx); + + if (fence) { + struct pipe_screen *screen = pctx->screen; + struct vc5_fence *f = vc5_fence_create(vc5); + screen->fence_reference(screen, fence, NULL); + *fence = (struct pipe_fence_handle *)f; + } +} + +static void +vc5_invalidate_resource(struct pipe_context *pctx, struct pipe_resource *prsc) +{ + struct vc5_context *vc5 = vc5_context(pctx); + struct vc5_resource *rsc = vc5_resource(prsc); + + rsc->initialized_buffers = 0; + + struct hash_entry *entry = _mesa_hash_table_search(vc5->write_jobs, + prsc); + if (!entry) + return; + + struct vc5_job *job = entry->data; + if (job->key.zsbuf && job->key.zsbuf->texture == prsc) + job->resolve &= ~(PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL); +} + +static void +vc5_context_destroy(struct pipe_context *pctx) +{ + struct vc5_context *vc5 = vc5_context(pctx); + + vc5_flush(pctx); + + if (vc5->blitter) + util_blitter_destroy(vc5->blitter); + + if (vc5->primconvert) + util_primconvert_destroy(vc5->primconvert); + + if (vc5->uploader) + u_upload_destroy(vc5->uploader); + + slab_destroy_child(&vc5->transfer_pool); + + pipe_surface_reference(&vc5->framebuffer.cbufs[0], NULL); + pipe_surface_reference(&vc5->framebuffer.zsbuf, NULL); + + vc5_program_fini(pctx); + + ralloc_free(vc5); +} + +struct pipe_context * +vc5_context_create(struct pipe_screen *pscreen, void *priv, unsigned flags) +{ + struct vc5_screen *screen = vc5_screen(pscreen); + struct vc5_context *vc5; + + /* Prevent dumping of the shaders built during context setup. */ + uint32_t saved_shaderdb_flag = V3D_DEBUG & V3D_DEBUG_SHADERDB; + V3D_DEBUG &= ~V3D_DEBUG_SHADERDB; + + vc5 = rzalloc(NULL, struct vc5_context); + if (!vc5) + return NULL; + struct pipe_context *pctx = &vc5->base; + + vc5->screen = screen; + + int ret = drmSyncobjCreate(screen->fd, DRM_SYNCOBJ_CREATE_SIGNALED, + &vc5->out_sync); + if (ret) { + ralloc_free(vc5); + return NULL; + } + + pctx->screen = pscreen; + pctx->priv = priv; + pctx->destroy = vc5_context_destroy; + pctx->flush = vc5_pipe_flush; + pctx->invalidate_resource = vc5_invalidate_resource; + + if (screen->devinfo.ver >= 41) { + v3d41_draw_init(pctx); + v3d41_state_init(pctx); + } else { + v3d33_draw_init(pctx); + v3d33_state_init(pctx); + } + vc5_program_init(pctx); + vc5_query_init(pctx); + vc5_resource_context_init(pctx); + + vc5_job_init(vc5); + + vc5->fd = screen->fd; + + slab_create_child(&vc5->transfer_pool, &screen->transfer_pool); + + vc5->uploader = u_upload_create_default(&vc5->base); + vc5->base.stream_uploader = vc5->uploader; + vc5->base.const_uploader = vc5->uploader; + + vc5->blitter = util_blitter_create(pctx); + if (!vc5->blitter) + goto fail; + + vc5->primconvert = util_primconvert_create(pctx, + (1 << PIPE_PRIM_QUADS) - 1); + if (!vc5->primconvert) + goto fail; + + V3D_DEBUG |= saved_shaderdb_flag; + + vc5->sample_mask = (1 << VC5_MAX_SAMPLES) - 1; + vc5->active_queries = true; + + return &vc5->base; + +fail: + pctx->destroy(pctx); + return NULL; +} |