360 lines
7.9 KiB
C
360 lines
7.9 KiB
C
/*
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* DRM based mode setting test program
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* Copyright 2008 Tungsten Graphics
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* Jakob Bornecrantz <jakob@tungstengraphics.com>
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* Copyright 2008 Intel Corporation
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* Jesse Barnes <jesse.barnes@intel.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#include <assert.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include "drm.h"
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#include "drm_fourcc.h"
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#include "libdrm_macros.h"
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#include "xf86drm.h"
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#include "xf86drmMode.h"
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#include "buffers.h"
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struct bo
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{
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int fd;
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void *ptr;
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uint64_t size;
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uint32_t pitch;
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uint32_t handle;
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};
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/* -----------------------------------------------------------------------------
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* Buffers management
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*/
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static struct bo *
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bo_create_dumb(int fd, unsigned int width, unsigned int height, unsigned int bpp)
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{
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struct bo *bo;
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int ret;
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bo = calloc(1, sizeof(*bo));
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if (bo == NULL) {
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fprintf(stderr, "failed to allocate buffer object\n");
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return NULL;
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}
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ret = drmModeCreateDumbBuffer(fd, width, height, bpp, 0, &bo->handle,
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&bo->pitch, &bo->size);
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if (ret) {
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fprintf(stderr, "failed to create dumb buffer: %s\n",
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strerror(errno));
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free(bo);
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return NULL;
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}
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bo->fd = fd;
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return bo;
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}
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static int bo_map(struct bo *bo, void **out)
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{
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void *map;
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int ret;
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uint64_t offset;
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ret = drmModeMapDumbBuffer(bo->fd, bo->handle, &offset);
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if (ret)
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return ret;
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map = drm_mmap(0, bo->size, PROT_READ | PROT_WRITE, MAP_SHARED,
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bo->fd, offset);
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if (map == MAP_FAILED)
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return -EINVAL;
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bo->ptr = map;
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*out = map;
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return 0;
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}
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static void bo_unmap(struct bo *bo)
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{
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if (!bo->ptr)
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return;
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drm_munmap(bo->ptr, bo->size);
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bo->ptr = NULL;
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}
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struct bo *
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bo_create(int fd, unsigned int format,
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unsigned int width, unsigned int height,
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unsigned int handles[4], unsigned int pitches[4],
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unsigned int offsets[4], enum util_fill_pattern pattern)
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{
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unsigned int virtual_height;
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struct bo *bo;
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unsigned int bpp;
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void *planes[3] = { 0, };
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void *virtual;
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int ret;
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switch (format) {
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case DRM_FORMAT_C8:
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case DRM_FORMAT_NV12:
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case DRM_FORMAT_NV21:
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case DRM_FORMAT_NV16:
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case DRM_FORMAT_NV61:
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case DRM_FORMAT_YUV420:
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case DRM_FORMAT_YVU420:
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bpp = 8;
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break;
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case DRM_FORMAT_ARGB4444:
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case DRM_FORMAT_XRGB4444:
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case DRM_FORMAT_ABGR4444:
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case DRM_FORMAT_XBGR4444:
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case DRM_FORMAT_RGBA4444:
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case DRM_FORMAT_RGBX4444:
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case DRM_FORMAT_BGRA4444:
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case DRM_FORMAT_BGRX4444:
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case DRM_FORMAT_ARGB1555:
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case DRM_FORMAT_XRGB1555:
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case DRM_FORMAT_ABGR1555:
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case DRM_FORMAT_XBGR1555:
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case DRM_FORMAT_RGBA5551:
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case DRM_FORMAT_RGBX5551:
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case DRM_FORMAT_BGRA5551:
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case DRM_FORMAT_BGRX5551:
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case DRM_FORMAT_RGB565:
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case DRM_FORMAT_BGR565:
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case DRM_FORMAT_UYVY:
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case DRM_FORMAT_VYUY:
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case DRM_FORMAT_YUYV:
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case DRM_FORMAT_YVYU:
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bpp = 16;
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break;
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case DRM_FORMAT_BGR888:
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case DRM_FORMAT_RGB888:
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bpp = 24;
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break;
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case DRM_FORMAT_ARGB8888:
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case DRM_FORMAT_XRGB8888:
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case DRM_FORMAT_ABGR8888:
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case DRM_FORMAT_XBGR8888:
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case DRM_FORMAT_RGBA8888:
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case DRM_FORMAT_RGBX8888:
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case DRM_FORMAT_BGRA8888:
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case DRM_FORMAT_BGRX8888:
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case DRM_FORMAT_ARGB2101010:
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case DRM_FORMAT_XRGB2101010:
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case DRM_FORMAT_ABGR2101010:
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case DRM_FORMAT_XBGR2101010:
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case DRM_FORMAT_RGBA1010102:
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case DRM_FORMAT_RGBX1010102:
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case DRM_FORMAT_BGRA1010102:
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case DRM_FORMAT_BGRX1010102:
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bpp = 32;
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break;
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case DRM_FORMAT_XRGB16161616F:
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case DRM_FORMAT_XBGR16161616F:
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case DRM_FORMAT_ARGB16161616F:
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case DRM_FORMAT_ABGR16161616F:
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bpp = 64;
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break;
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default:
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fprintf(stderr, "unsupported format 0x%08x\n", format);
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return NULL;
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}
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switch (format) {
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case DRM_FORMAT_NV12:
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case DRM_FORMAT_NV21:
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case DRM_FORMAT_YUV420:
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case DRM_FORMAT_YVU420:
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virtual_height = height * 3 / 2;
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break;
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case DRM_FORMAT_NV16:
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case DRM_FORMAT_NV61:
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virtual_height = height * 2;
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break;
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default:
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virtual_height = height;
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break;
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}
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bo = bo_create_dumb(fd, width, virtual_height, bpp);
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if (!bo)
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return NULL;
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ret = bo_map(bo, &virtual);
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if (ret) {
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fprintf(stderr, "failed to map buffer: %s\n",
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strerror(-errno));
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bo_destroy(bo);
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return NULL;
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}
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/* just testing a limited # of formats to test single
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* and multi-planar path.. would be nice to add more..
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*/
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switch (format) {
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case DRM_FORMAT_UYVY:
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case DRM_FORMAT_VYUY:
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case DRM_FORMAT_YUYV:
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case DRM_FORMAT_YVYU:
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offsets[0] = 0;
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handles[0] = bo->handle;
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pitches[0] = bo->pitch;
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planes[0] = virtual;
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break;
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case DRM_FORMAT_NV12:
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case DRM_FORMAT_NV21:
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case DRM_FORMAT_NV16:
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case DRM_FORMAT_NV61:
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offsets[0] = 0;
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handles[0] = bo->handle;
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pitches[0] = bo->pitch;
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pitches[1] = pitches[0];
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offsets[1] = pitches[0] * height;
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handles[1] = bo->handle;
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planes[0] = virtual;
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planes[1] = virtual + offsets[1];
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break;
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case DRM_FORMAT_YUV420:
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case DRM_FORMAT_YVU420:
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offsets[0] = 0;
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handles[0] = bo->handle;
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pitches[0] = bo->pitch;
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pitches[1] = pitches[0] / 2;
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offsets[1] = pitches[0] * height;
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handles[1] = bo->handle;
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pitches[2] = pitches[1];
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offsets[2] = offsets[1] + pitches[1] * height / 2;
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handles[2] = bo->handle;
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planes[0] = virtual;
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planes[1] = virtual + offsets[1];
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planes[2] = virtual + offsets[2];
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break;
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case DRM_FORMAT_C8:
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case DRM_FORMAT_ARGB4444:
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case DRM_FORMAT_XRGB4444:
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case DRM_FORMAT_ABGR4444:
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case DRM_FORMAT_XBGR4444:
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case DRM_FORMAT_RGBA4444:
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case DRM_FORMAT_RGBX4444:
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case DRM_FORMAT_BGRA4444:
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case DRM_FORMAT_BGRX4444:
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case DRM_FORMAT_ARGB1555:
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case DRM_FORMAT_XRGB1555:
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case DRM_FORMAT_ABGR1555:
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case DRM_FORMAT_XBGR1555:
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case DRM_FORMAT_RGBA5551:
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case DRM_FORMAT_RGBX5551:
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case DRM_FORMAT_BGRA5551:
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case DRM_FORMAT_BGRX5551:
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case DRM_FORMAT_RGB565:
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case DRM_FORMAT_BGR565:
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case DRM_FORMAT_BGR888:
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case DRM_FORMAT_RGB888:
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case DRM_FORMAT_ARGB8888:
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case DRM_FORMAT_XRGB8888:
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case DRM_FORMAT_ABGR8888:
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case DRM_FORMAT_XBGR8888:
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case DRM_FORMAT_RGBA8888:
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case DRM_FORMAT_RGBX8888:
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case DRM_FORMAT_BGRA8888:
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case DRM_FORMAT_BGRX8888:
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case DRM_FORMAT_ARGB2101010:
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case DRM_FORMAT_XRGB2101010:
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case DRM_FORMAT_ABGR2101010:
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case DRM_FORMAT_XBGR2101010:
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case DRM_FORMAT_RGBA1010102:
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case DRM_FORMAT_RGBX1010102:
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case DRM_FORMAT_BGRA1010102:
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case DRM_FORMAT_BGRX1010102:
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case DRM_FORMAT_XRGB16161616F:
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case DRM_FORMAT_XBGR16161616F:
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case DRM_FORMAT_ARGB16161616F:
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case DRM_FORMAT_ABGR16161616F:
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offsets[0] = 0;
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handles[0] = bo->handle;
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pitches[0] = bo->pitch;
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planes[0] = virtual;
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break;
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}
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util_fill_pattern(format, pattern, planes, width, height, pitches[0]);
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bo_unmap(bo);
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return bo;
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}
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void bo_destroy(struct bo *bo)
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{
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int ret;
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ret = drmModeDestroyDumbBuffer(bo->fd, bo->handle);
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if (ret)
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fprintf(stderr, "failed to destroy dumb buffer: %s\n",
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strerror(errno));
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free(bo);
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}
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void bo_dump(struct bo *bo, const char *filename)
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{
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FILE *fp;
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if (!bo || !filename)
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return;
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fp = fopen(filename, "wb");
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if (fp) {
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void *addr;
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bo_map(bo, &addr);
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printf("Dumping buffer %p to file %s.\n", bo->ptr, filename);
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fwrite(bo->ptr, 1, bo->size, fp);
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bo_unmap(bo);
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fclose(fp);
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}
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}
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