diff options
Diffstat (limited to 'intel/intel_bufmgr.c')
| -rw-r--r-- | intel/intel_bufmgr.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/intel/intel_bufmgr.c b/intel/intel_bufmgr.c new file mode 100644 index 00000000..2469cd84 --- /dev/null +++ b/intel/intel_bufmgr.c @@ -0,0 +1,237 @@ +/* + * Copyright © 2007 Intel Corporation + * + * 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. + * + * Authors: + * Eric Anholt <eric@anholt.net> + * + */ + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <string.h> +#include <stdlib.h> +#include <stdint.h> +#include <assert.h> +#include <errno.h> +#include <drm.h> +#include <i915_drm.h> +#include "intel_bufmgr.h" +#include "intel_bufmgr_priv.h" + +/** @file intel_bufmgr.c + * + * Convenience functions for buffer management methods. + */ + +drm_intel_bo *drm_intel_bo_alloc(drm_intel_bufmgr *bufmgr, const char *name, + unsigned long size, unsigned int alignment) +{ + return bufmgr->bo_alloc(bufmgr, name, size, alignment); +} + +drm_intel_bo *drm_intel_bo_alloc_for_render(drm_intel_bufmgr *bufmgr, + const char *name, + unsigned long size, + unsigned int alignment) +{ + return bufmgr->bo_alloc_for_render(bufmgr, name, size, alignment); +} + +drm_intel_bo * +drm_intel_bo_alloc_tiled(drm_intel_bufmgr *bufmgr, const char *name, + int x, int y, int cpp, uint32_t *tiling_mode, + unsigned long *pitch, unsigned long flags) +{ + return bufmgr->bo_alloc_tiled(bufmgr, name, x, y, cpp, + tiling_mode, pitch, flags); +} + +void drm_intel_bo_reference(drm_intel_bo *bo) +{ + bo->bufmgr->bo_reference(bo); +} + +void drm_intel_bo_unreference(drm_intel_bo *bo) +{ + if (bo == NULL) + return; + + bo->bufmgr->bo_unreference(bo); +} + +int drm_intel_bo_map(drm_intel_bo *buf, int write_enable) +{ + return buf->bufmgr->bo_map(buf, write_enable); +} + +int drm_intel_bo_unmap(drm_intel_bo *buf) +{ + return buf->bufmgr->bo_unmap(buf); +} + +int +drm_intel_bo_subdata(drm_intel_bo *bo, unsigned long offset, + unsigned long size, const void *data) +{ + int ret; + + if (bo->bufmgr->bo_subdata) + return bo->bufmgr->bo_subdata(bo, offset, size, data); + if (size == 0 || data == NULL) + return 0; + + ret = drm_intel_bo_map(bo, 1); + if (ret) + return ret; + memcpy((unsigned char *)bo->virtual + offset, data, size); + drm_intel_bo_unmap(bo); + return 0; +} + +int +drm_intel_bo_get_subdata(drm_intel_bo *bo, unsigned long offset, + unsigned long size, void *data) +{ + int ret; + if (bo->bufmgr->bo_subdata) + return bo->bufmgr->bo_get_subdata(bo, offset, size, data); + + if (size == 0 || data == NULL) + return 0; + + ret = drm_intel_bo_map(bo, 0); + if (ret) + return ret; + memcpy(data, (unsigned char *)bo->virtual + offset, size); + drm_intel_bo_unmap(bo); + return 0; +} + +void drm_intel_bo_wait_rendering(drm_intel_bo *bo) +{ + bo->bufmgr->bo_wait_rendering(bo); +} + +void drm_intel_bufmgr_destroy(drm_intel_bufmgr *bufmgr) +{ + bufmgr->destroy(bufmgr); +} + +int +drm_intel_bo_exec(drm_intel_bo *bo, int used, + drm_clip_rect_t * cliprects, int num_cliprects, int DR4) +{ + return bo->bufmgr->bo_exec(bo, used, cliprects, num_cliprects, DR4); +} + +void drm_intel_bufmgr_set_debug(drm_intel_bufmgr *bufmgr, int enable_debug) +{ + bufmgr->debug = enable_debug; +} + +int drm_intel_bufmgr_check_aperture_space(drm_intel_bo ** bo_array, int count) +{ + return bo_array[0]->bufmgr->check_aperture_space(bo_array, count); +} + +int drm_intel_bo_flink(drm_intel_bo *bo, uint32_t * name) +{ + if (bo->bufmgr->bo_flink) + return bo->bufmgr->bo_flink(bo, name); + + return -ENODEV; +} + +int +drm_intel_bo_emit_reloc(drm_intel_bo *bo, uint32_t offset, + drm_intel_bo *target_bo, uint32_t target_offset, + uint32_t read_domains, uint32_t write_domain) +{ + return bo->bufmgr->bo_emit_reloc(bo, offset, + target_bo, target_offset, + read_domains, write_domain); +} + +int drm_intel_bo_pin(drm_intel_bo *bo, uint32_t alignment) +{ + if (bo->bufmgr->bo_pin) + return bo->bufmgr->bo_pin(bo, alignment); + + return -ENODEV; +} + +int drm_intel_bo_unpin(drm_intel_bo *bo) +{ + if (bo->bufmgr->bo_unpin) + return bo->bufmgr->bo_unpin(bo); + + return -ENODEV; +} + +int drm_intel_bo_set_tiling(drm_intel_bo *bo, uint32_t * tiling_mode, + uint32_t stride) +{ + if (bo->bufmgr->bo_set_tiling) + return bo->bufmgr->bo_set_tiling(bo, tiling_mode, stride); + + *tiling_mode = I915_TILING_NONE; + return 0; +} + +int drm_intel_bo_get_tiling(drm_intel_bo *bo, uint32_t * tiling_mode, + uint32_t * swizzle_mode) +{ + if (bo->bufmgr->bo_get_tiling) + return bo->bufmgr->bo_get_tiling(bo, tiling_mode, swizzle_mode); + + *tiling_mode = I915_TILING_NONE; + *swizzle_mode = I915_BIT_6_SWIZZLE_NONE; + return 0; +} + +int drm_intel_bo_disable_reuse(drm_intel_bo *bo) +{ + if (bo->bufmgr->bo_disable_reuse) + return bo->bufmgr->bo_disable_reuse(bo); + return 0; +} + +int drm_intel_bo_busy(drm_intel_bo *bo) +{ + if (bo->bufmgr->bo_busy) + return bo->bufmgr->bo_busy(bo); + return 0; +} + +int drm_intel_bo_references(drm_intel_bo *bo, drm_intel_bo *target_bo) +{ + return bo->bufmgr->bo_references(bo, target_bo); +} + +int drm_intel_get_pipe_from_crtc_id(drm_intel_bufmgr *bufmgr, int crtc_id) +{ + if (bufmgr->get_pipe_from_crtc_id) + return bufmgr->get_pipe_from_crtc_id(bufmgr, crtc_id); + return -1; +} |