diff options
Diffstat (limited to 'src/gallium/winsys/drm/radeon/core/radeon_drm_buffer.c')
| -rw-r--r-- | src/gallium/winsys/drm/radeon/core/radeon_drm_buffer.c | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm_buffer.c b/src/gallium/winsys/drm/radeon/core/radeon_drm_buffer.c deleted file mode 100644 index 66f6132245..0000000000 --- a/src/gallium/winsys/drm/radeon/core/radeon_drm_buffer.c +++ /dev/null @@ -1,385 +0,0 @@ - -#include <sys/ioctl.h> -#include "radeon_drm.h" -#include "radeon_bo_gem.h" -#include "radeon_cs_gem.h" -#include "radeon_buffer.h" - -#include "util/u_inlines.h" -#include "util/u_memory.h" -#include "util/u_simple_list.h" -#include "pipebuffer/pb_buffer.h" -#include "pipebuffer/pb_bufmgr.h" - -#include "radeon_winsys.h" -struct radeon_drm_bufmgr; - -struct radeon_drm_buffer { - struct pb_buffer base; - struct radeon_drm_bufmgr *mgr; - - struct radeon_bo *bo; - - boolean flinked; - uint32_t flink; - - struct radeon_drm_buffer *next, *prev; -}; - -extern const struct pb_vtbl radeon_drm_buffer_vtbl; - - -static INLINE struct radeon_drm_buffer * -radeon_drm_buffer(struct pb_buffer *buf) -{ - assert(buf); - assert(buf->vtbl == &radeon_drm_buffer_vtbl); - return (struct radeon_drm_buffer *)buf; -} - -struct radeon_drm_bufmgr { - struct pb_manager base; - struct radeon_libdrm_winsys *rws; - struct radeon_drm_buffer buffer_map_list; -}; - -static INLINE struct radeon_drm_bufmgr * -radeon_drm_bufmgr(struct pb_manager *mgr) -{ - assert(mgr); - return (struct radeon_drm_bufmgr *)mgr; -} - -static void -radeon_drm_buffer_destroy(struct pb_buffer *_buf) -{ - struct radeon_drm_buffer *buf = radeon_drm_buffer(_buf); - - if (buf->bo->ptr != NULL) { - remove_from_list(buf); - radeon_bo_unmap(buf->bo); - buf->bo->ptr = NULL; - } - radeon_bo_unref(buf->bo); - - FREE(buf); -} - -static void * -radeon_drm_buffer_map(struct pb_buffer *_buf, - unsigned flags) -{ - struct radeon_drm_buffer *buf = radeon_drm_buffer(_buf); - int write = 0; - - if (flags & PIPE_BUFFER_USAGE_DONTBLOCK) { - if ((_buf->base.usage & PIPE_BUFFER_USAGE_VERTEX) || - (_buf->base.usage & PIPE_BUFFER_USAGE_INDEX)) - if (radeon_bo_is_referenced_by_cs(buf->bo, buf->mgr->rws->cs)) - return NULL; - } - - if (buf->bo->ptr != NULL) - return buf->bo->ptr; - - if (flags & PIPE_BUFFER_USAGE_DONTBLOCK) { - uint32_t domain; - if (radeon_bo_is_busy(buf->bo, &domain)) - return NULL; - } - - if (radeon_bo_is_referenced_by_cs(buf->bo, buf->mgr->rws->cs)) { - buf->mgr->rws->flush_cb(buf->mgr->rws->flush_data); - } - - if (flags & PIPE_BUFFER_USAGE_CPU_WRITE) { - write = 1; - } - - if (radeon_bo_map(buf->bo, write)) { - return NULL; - } - insert_at_tail(&buf->mgr->buffer_map_list, buf); - return buf->bo->ptr; -} - -static void -radeon_drm_buffer_unmap(struct pb_buffer *_buf) -{ - (void)_buf; -} - -static void -radeon_drm_buffer_get_base_buffer(struct pb_buffer *buf, - struct pb_buffer **base_buf, - unsigned *offset) -{ - *base_buf = buf; - *offset = 0; -} - - -static enum pipe_error -radeon_drm_buffer_validate(struct pb_buffer *_buf, - struct pb_validate *vl, - unsigned flags) -{ - /* Always pinned */ - return PIPE_OK; -} - -static void -radeon_drm_buffer_fence(struct pb_buffer *buf, - struct pipe_fence_handle *fence) -{ -} - -const struct pb_vtbl radeon_drm_buffer_vtbl = { - radeon_drm_buffer_destroy, - radeon_drm_buffer_map, - radeon_drm_buffer_unmap, - radeon_drm_buffer_validate, - radeon_drm_buffer_fence, - radeon_drm_buffer_get_base_buffer, -}; - - -static uint32_t radeon_domain_from_usage(unsigned usage) -{ - uint32_t domain = 0; - - if (usage & PIPE_BUFFER_USAGE_GPU_WRITE) { - domain |= RADEON_GEM_DOMAIN_VRAM; - } - if (usage & PIPE_BUFFER_USAGE_PIXEL) { - domain |= RADEON_GEM_DOMAIN_VRAM; - } - if (usage & PIPE_BUFFER_USAGE_VERTEX) { - domain |= RADEON_GEM_DOMAIN_GTT; - } - if (usage & PIPE_BUFFER_USAGE_INDEX) { - domain |= RADEON_GEM_DOMAIN_GTT; - } - - return domain; -} - -struct pb_buffer *radeon_drm_bufmgr_create_buffer_from_handle(struct pb_manager *_mgr, - uint32_t handle) -{ - struct radeon_drm_bufmgr *mgr = radeon_drm_bufmgr(_mgr); - struct radeon_libdrm_winsys *rws = mgr->rws; - struct radeon_drm_buffer *buf; - struct radeon_bo *bo; - - bo = radeon_bo_open(rws->bom, handle, 0, - 0, 0, 0); - if (bo == NULL) - return NULL; - - buf = CALLOC_STRUCT(radeon_drm_buffer); - if (!buf) { - radeon_bo_unref(bo); - return NULL; - } - - make_empty_list(buf); - - pipe_reference_init(&buf->base.base.reference, 1); - buf->base.base.alignment = 0; - buf->base.base.usage = PIPE_BUFFER_USAGE_PIXEL; - buf->base.base.size = 0; - buf->base.vtbl = &radeon_drm_buffer_vtbl; - buf->mgr = mgr; - - buf->bo = bo; - - return &buf->base; -} - -static struct pb_buffer * -radeon_drm_bufmgr_create_buffer(struct pb_manager *_mgr, - pb_size size, - const struct pb_desc *desc) -{ - struct radeon_drm_bufmgr *mgr = radeon_drm_bufmgr(_mgr); - struct radeon_libdrm_winsys *rws = mgr->rws; - struct radeon_drm_buffer *buf; - uint32_t domain; - - buf = CALLOC_STRUCT(radeon_drm_buffer); - if (!buf) - goto error1; - - pipe_reference_init(&buf->base.base.reference, 1); - buf->base.base.alignment = desc->alignment; - buf->base.base.usage = desc->usage; - buf->base.base.size = size; - buf->base.vtbl = &radeon_drm_buffer_vtbl; - buf->mgr = mgr; - - make_empty_list(buf); - domain = radeon_domain_from_usage(desc->usage); - buf->bo = radeon_bo_open(rws->bom, 0, size, - desc->alignment, domain, 0); - if (buf->bo == NULL) - goto error2; - - return &buf->base; - - error2: - FREE(buf); - error1: - return NULL; -} - -static void -radeon_drm_bufmgr_flush(struct pb_manager *mgr) -{ - /* NOP */ -} - -static void -radeon_drm_bufmgr_destroy(struct pb_manager *_mgr) -{ - struct radeon_drm_bufmgr *mgr = radeon_drm_bufmgr(_mgr); - FREE(mgr); -} - -struct pb_manager * -radeon_drm_bufmgr_create(struct radeon_libdrm_winsys *rws) -{ - struct radeon_drm_bufmgr *mgr; - - mgr = CALLOC_STRUCT(radeon_drm_bufmgr); - if (!mgr) - return NULL; - - mgr->base.destroy = radeon_drm_bufmgr_destroy; - mgr->base.create_buffer = radeon_drm_bufmgr_create_buffer; - mgr->base.flush = radeon_drm_bufmgr_flush; - - mgr->rws = rws; - make_empty_list(&mgr->buffer_map_list); - return &mgr->base; -} - -static struct radeon_drm_buffer *get_drm_buffer(struct pb_buffer *_buf) -{ - struct radeon_drm_buffer *buf; - if (_buf->vtbl == &radeon_drm_buffer_vtbl) { - buf = radeon_drm_buffer(_buf); - } else { - struct pb_buffer *base_buf; - pb_size offset; - pb_get_base_buffer(_buf, &base_buf, &offset); - - buf = radeon_drm_buffer(base_buf); - } - return buf; -} - -boolean radeon_drm_bufmgr_get_handle(struct pb_buffer *_buf, - struct winsys_handle *whandle) -{ - int retval, fd; - struct drm_gem_flink flink; - struct radeon_drm_buffer *buf = get_drm_buffer(_buf); - if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { - if (!buf->flinked) { - fd = buf->mgr->rws->fd; - flink.handle = buf->bo->handle; - - retval = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink); - if (retval) { - return FALSE; - } - - buf->flinked = TRUE; - buf->flink = flink.name; - } - whandle->handle = buf->flink; - } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) { - whandle->handle = buf->bo->handle; - } - return TRUE; -} - - -void radeon_drm_bufmgr_set_tiling(struct pb_buffer *_buf, - enum r300_buffer_tiling microtiled, - enum r300_buffer_tiling macrotiled, - uint32_t pitch) -{ - struct radeon_drm_buffer *buf = get_drm_buffer(_buf); - uint32_t flags = 0, old_flags, old_pitch; - if (microtiled == R300_BUFFER_TILED) - flags |= RADEON_BO_FLAGS_MICRO_TILE; -/* XXX Remove this ifdef when libdrm version 2.4.19 becomes mandatory. */ -#ifdef RADEON_BO_FLAGS_MICRO_TILE_SQUARE - else if (microtiled == R300_BUFFER_SQUARETILED) - flags |= RADEON_BO_FLAGS_MICRO_TILE_SQUARE; -#endif - if (macrotiled == R300_BUFFER_TILED) - flags |= RADEON_BO_FLAGS_MACRO_TILE; - - radeon_bo_get_tiling(buf->bo, &old_flags, &old_pitch); - - if (flags != old_flags || pitch != old_pitch) { - /* Tiling determines how DRM treats the buffer data. - * We must flush CS when changing it if the buffer is referenced. */ - if (radeon_bo_is_referenced_by_cs(buf->bo, buf->mgr->rws->cs)) { - buf->mgr->rws->flush_cb(buf->mgr->rws->flush_data); - } - } - radeon_bo_set_tiling(buf->bo, flags, pitch); - -} - -boolean radeon_drm_bufmgr_add_buffer(struct pb_buffer *_buf, - uint32_t rd, uint32_t wd) -{ - struct radeon_drm_buffer *buf = get_drm_buffer(_buf); - radeon_cs_space_add_persistent_bo(buf->mgr->rws->cs, buf->bo, - rd, wd); - return TRUE; -} - -void radeon_drm_bufmgr_write_reloc(struct pb_buffer *_buf, - uint32_t rd, uint32_t wd, - uint32_t flags) -{ - struct radeon_drm_buffer *buf = get_drm_buffer(_buf); - int retval; - - retval = radeon_cs_write_reloc(buf->mgr->rws->cs, - buf->bo, rd, wd, flags); - if (retval) { - debug_printf("radeon: Relocation of %p (%d, %d, %d) failed!\n", - buf, rd, wd, flags); - } -} - -boolean radeon_drm_bufmgr_is_buffer_referenced(struct pb_buffer *_buf) -{ - struct radeon_drm_buffer *buf = get_drm_buffer(_buf); - uint32_t domain; - - return (radeon_bo_is_referenced_by_cs(buf->bo, buf->mgr->rws->cs) || - radeon_bo_is_busy(buf->bo, &domain)); -} - - -void radeon_drm_bufmgr_flush_maps(struct pb_manager *_mgr) -{ - struct radeon_drm_bufmgr *mgr = radeon_drm_bufmgr(_mgr); - struct radeon_drm_buffer *rpb, *t_rpb; - - foreach_s(rpb, t_rpb, &mgr->buffer_map_list) { - radeon_bo_unmap(rpb->bo); - rpb->bo->ptr = NULL; - remove_from_list(rpb); - } - - make_empty_list(&mgr->buffer_map_list); -} |