diff options
Diffstat (limited to 'src/gallium/drivers/nvfx/nvfx_buffer.c')
| -rw-r--r-- | src/gallium/drivers/nvfx/nvfx_buffer.c | 171 |
1 files changed, 57 insertions, 114 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_buffer.c b/src/gallium/drivers/nvfx/nvfx_buffer.c index 05b824b8f74..041099e0e56 100644 --- a/src/gallium/drivers/nvfx/nvfx_buffer.c +++ b/src/gallium/drivers/nvfx/nvfx_buffer.c @@ -6,115 +6,39 @@ #include "nouveau/nouveau_screen.h" #include "nouveau/nouveau_winsys.h" #include "nvfx_resource.h" +#include "nvfx_screen.h" - -/* Currently using separate implementations for buffers and textures, - * even though gallium has a unified abstraction of these objects. - * Eventually these should be combined, and mechanisms like transfers - * be adapted to work for both buffer and texture uploads. - */ -static void nvfx_buffer_destroy(struct pipe_screen *pscreen, +void nvfx_buffer_destroy(struct pipe_screen *pscreen, struct pipe_resource *presource) { - struct nvfx_resource *buffer = nvfx_resource(presource); + struct nvfx_buffer *buffer = nvfx_buffer(presource); - nouveau_screen_bo_release(pscreen, buffer->bo); + if(!(buffer->base.base.flags & NVFX_RESOURCE_FLAG_USER)) + align_free(buffer->data); + nouveau_screen_bo_release(pscreen, buffer->base.bo); FREE(buffer); } - - - -/* Utility functions for transfer create/destroy are hooked in and - * just record the arguments to those functions. - */ -static void * -nvfx_buffer_transfer_map( struct pipe_context *pipe, - struct pipe_transfer *transfer ) -{ - struct nvfx_resource *buffer = nvfx_resource(transfer->resource); - uint8_t *map; - - map = nouveau_screen_bo_map_range( pipe->screen, - buffer->bo, - transfer->box.x, - transfer->box.width, - nouveau_screen_transfer_flags(transfer->usage) ); - if (map == NULL) - return NULL; - - return map + transfer->box.x; -} - - - -static void nvfx_buffer_transfer_flush_region( struct pipe_context *pipe, - struct pipe_transfer *transfer, - const struct pipe_box *box) -{ - struct nvfx_resource *buffer = nvfx_resource(transfer->resource); - - nouveau_screen_bo_map_flush_range(pipe->screen, - buffer->bo, - transfer->box.x + box->x, - box->width); -} - -static void nvfx_buffer_transfer_unmap( struct pipe_context *pipe, - struct pipe_transfer *transfer ) -{ - struct nvfx_resource *buffer = nvfx_resource(transfer->resource); - - nouveau_screen_bo_unmap(pipe->screen, buffer->bo); -} - - - - -struct u_resource_vtbl nvfx_buffer_vtbl = -{ - u_default_resource_get_handle, /* get_handle */ - nvfx_buffer_destroy, /* resource_destroy */ - NULL, /* is_resource_referenced */ - u_default_get_transfer, /* get_transfer */ - u_default_transfer_destroy, /* transfer_destroy */ - nvfx_buffer_transfer_map, /* transfer_map */ - nvfx_buffer_transfer_flush_region, /* transfer_flush_region */ - nvfx_buffer_transfer_unmap, /* transfer_unmap */ - u_default_transfer_inline_write /* transfer_inline_write */ -}; - - - struct pipe_resource * nvfx_buffer_create(struct pipe_screen *pscreen, const struct pipe_resource *template) { - struct nvfx_resource *buffer; + struct nvfx_screen* screen = nvfx_screen(pscreen); + struct nvfx_buffer* buffer; - buffer = CALLOC_STRUCT(nvfx_resource); + buffer = CALLOC_STRUCT(nvfx_buffer); if (!buffer) return NULL; - buffer->base = *template; - buffer->vtbl = &nvfx_buffer_vtbl; - pipe_reference_init(&buffer->base.reference, 1); - buffer->base.screen = pscreen; - - buffer->bo = nouveau_screen_bo_new(pscreen, - 16, - buffer->base.usage, - buffer->base.bind, - buffer->base.width0); - - if (buffer->bo == NULL) - goto fail; - - return &buffer->base; + buffer->base.base = *template; + buffer->base.base.flags |= NVFX_RESOURCE_FLAG_LINEAR; + pipe_reference_init(&buffer->base.base.reference, 1); + buffer->base.base.screen = pscreen; + buffer->size = util_format_get_stride(template->format, template->width0); + buffer->bytes_to_draw_until_static = buffer->size * screen->static_reuse_threshold; + buffer->data = align_malloc(buffer->size, 16); -fail: - FREE(buffer); - return NULL; + return &buffer->base.base; } @@ -124,30 +48,49 @@ nvfx_user_buffer_create(struct pipe_screen *pscreen, unsigned bytes, unsigned usage) { - struct nvfx_resource *buffer; + struct nvfx_screen* screen = nvfx_screen(pscreen); + struct nvfx_buffer* buffer; - buffer = CALLOC_STRUCT(nvfx_resource); + buffer = CALLOC_STRUCT(nvfx_buffer); if (!buffer) return NULL; - pipe_reference_init(&buffer->base.reference, 1); - buffer->vtbl = &nvfx_buffer_vtbl; - buffer->base.screen = pscreen; - buffer->base.format = PIPE_FORMAT_R8_UNORM; - buffer->base.usage = PIPE_USAGE_IMMUTABLE; - buffer->base.bind = usage; - buffer->base.width0 = bytes; - buffer->base.height0 = 1; - buffer->base.depth0 = 1; - - buffer->bo = nouveau_screen_bo_user(pscreen, ptr, bytes); - if (!buffer->bo) - goto fail; - - return &buffer->base; - -fail: - FREE(buffer); - return NULL; + pipe_reference_init(&buffer->base.base.reference, 1); + buffer->base.base.flags = NVFX_RESOURCE_FLAG_LINEAR | NVFX_RESOURCE_FLAG_USER; + buffer->base.base.screen = pscreen; + buffer->base.base.format = PIPE_FORMAT_R8_UNORM; + buffer->base.base.usage = PIPE_USAGE_IMMUTABLE; + buffer->base.base.bind = usage; + buffer->base.base.width0 = bytes; + buffer->base.base.height0 = 1; + buffer->base.base.depth0 = 1; + buffer->data = ptr; + buffer->size = bytes; + buffer->bytes_to_draw_until_static = bytes * screen->static_reuse_threshold; + buffer->dirty_end = bytes; + + return &buffer->base.base; } +void nvfx_buffer_upload(struct nvfx_buffer* buffer) +{ + unsigned dirty = buffer->dirty_end - buffer->dirty_begin; + if(!buffer->base.bo) + { + buffer->base.bo = nouveau_screen_bo_new(buffer->base.base.screen, + 16, + buffer->base.base.usage, + buffer->base.base.bind, + buffer->base.base.width0); + } + + if(dirty) + { + // TODO: may want to use a temporary in some cases + nouveau_bo_map(buffer->base.bo, NOUVEAU_BO_WR + | (buffer->dirty_unsynchronized ? NOUVEAU_BO_NOSYNC : 0)); + memcpy((uint8_t*)buffer->base.bo->map + buffer->dirty_begin, buffer->data + buffer->dirty_begin, dirty); + nouveau_bo_unmap(buffer->base.bo); + buffer->dirty_begin = buffer->dirty_end = 0; + } +} |