* found in the LICENSE file.
*/
-#ifdef GBM_ROCKCHIP
+#ifdef DRV_ROCKCHIP
+#include <errno.h>
#include <stdio.h>
#include <string.h>
+#include <sys/mman.h>
#include <xf86drm.h>
#include <rockchip_drm.h>
-#include "gbm_priv.h"
+#include "drv_priv.h"
#include "helpers.h"
+#include "util.h"
-int gbm_rockchip_bo_create(struct gbm_bo *bo, uint32_t width, uint32_t height,
- uint32_t format, uint32_t flags)
+static struct supported_combination combos[11] = {
+ {DRM_FORMAT_ABGR8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN |
+ BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+ {DRM_FORMAT_ARGB8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN},
+ {DRM_FORMAT_ARGB8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+ {DRM_FORMAT_NV12, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+ {DRM_FORMAT_NV12, DRM_FORMAT_MOD_NONE,
+ BO_USE_LINEAR | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN},
+ {DRM_FORMAT_RGB565, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+ {DRM_FORMAT_XBGR8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN |
+ BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+ {DRM_FORMAT_XBGR8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_LINEAR | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN},
+ {DRM_FORMAT_XRGB8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_CURSOR | BO_USE_LINEAR | BO_USE_SW_READ_OFTEN | BO_USE_SW_WRITE_OFTEN},
+ {DRM_FORMAT_XRGB8888, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+ {DRM_FORMAT_YVU420, DRM_FORMAT_MOD_NONE,
+ BO_USE_RENDERING | BO_USE_SW_READ_RARELY | BO_USE_SW_WRITE_RARELY},
+};
+
+static int rockchip_init(struct driver *drv)
+{
+ drv_insert_combinations(drv, combos, ARRAY_SIZE(combos));
+ return drv_add_kms_flags(drv);
+}
+
+static int rockchip_bo_create(struct bo *bo, uint32_t width, uint32_t height,
+ uint32_t format, uint32_t flags)
{
- size_t size;
- struct drm_rockchip_gem_create gem_create;
int ret;
+ size_t plane;
+ struct drm_rockchip_gem_create gem_create;
- bo->strides[0] = gbm_stride_from_format(format, width);
- size = height * bo->strides[0];
+ if (format == DRM_FORMAT_NV12) {
+ uint32_t w_mbs = DIV_ROUND_UP(ALIGN(width, 16), 16);
+ uint32_t h_mbs = DIV_ROUND_UP(ALIGN(width, 16), 16);
+
+ uint32_t aligned_width = w_mbs * 16;
+ uint32_t aligned_height = DIV_ROUND_UP(h_mbs * 16 * 3, 2);
+
+ drv_bo_from_format(bo, aligned_width, height, format);
+ bo->total_size = bo->strides[0] * aligned_height
+ + w_mbs * h_mbs * 128;
+ } else {
+ drv_bo_from_format(bo, width, height, format);
+ }
memset(&gem_create, 0, sizeof(gem_create));
- gem_create.size = size;
+ gem_create.size = bo->total_size;
+
+ ret = drmIoctl(bo->drv->fd, DRM_IOCTL_ROCKCHIP_GEM_CREATE,
+ &gem_create);
- ret = drmIoctl(bo->gbm->fd, DRM_IOCTL_ROCKCHIP_GEM_CREATE, &gem_create);
if (ret) {
- fprintf(stderr, "minigbm: DRM_IOCTL_ROCKCHIP_GEM_CREATE failed "
- "(size=%zu)\n", size);
+ fprintf(stderr, "drv: DRM_IOCTL_ROCKCHIP_GEM_CREATE failed "
+ "(size=%llu)\n", gem_create.size);
return ret;
}
- bo->handles[0].u32 = gem_create.handle;
- bo->sizes[0] = size;
- bo->offsets[0] = 0;
+ for (plane = 0; plane < bo->num_planes; plane++)
+ bo->handles[plane].u32 = gem_create.handle;
return 0;
}
-struct gbm_driver gbm_driver_rockchip =
+static void *rockchip_bo_map(struct bo *bo, struct map_info *data, size_t plane)
{
- .name = "rockchip",
- .bo_create = gbm_rockchip_bo_create,
- .bo_destroy = gbm_gem_bo_destroy,
- .format_list = {
- {GBM_FORMAT_XRGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_CURSOR | GBM_BO_USE_RENDERING | GBM_BO_USE_WRITE},
- {GBM_FORMAT_XRGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE | GBM_BO_USE_LINEAR},
- {GBM_FORMAT_ARGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_CURSOR | GBM_BO_USE_RENDERING | GBM_BO_USE_WRITE},
- {GBM_FORMAT_ARGB8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_CURSOR | GBM_BO_USE_WRITE | GBM_BO_USE_LINEAR},
- {GBM_FORMAT_ABGR8888, GBM_BO_USE_SCANOUT | GBM_BO_USE_CURSOR | GBM_BO_USE_RENDERING | GBM_BO_USE_WRITE},
+ int ret;
+ struct drm_rockchip_gem_map_off gem_map;
+
+ memset(&gem_map, 0, sizeof(gem_map));
+ gem_map.handle = bo->handles[0].u32;
+
+ ret = drmIoctl(bo->drv->fd, DRM_IOCTL_ROCKCHIP_GEM_MAP_OFFSET,
+ &gem_map);
+ if (ret) {
+ fprintf(stderr,
+ "drv: DRM_IOCTL_ROCKCHIP_GEM_MAP_OFFSET failed\n");
+ return MAP_FAILED;
}
+
+ data->length = bo->total_size;
+
+ return mmap(0, bo->total_size, PROT_READ | PROT_WRITE, MAP_SHARED,
+ bo->drv->fd, gem_map.offset);
+}
+
+static uint32_t rockchip_resolve_format(uint32_t format)
+{
+ switch (format) {
+ case DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED:
+ /*HACK: See b/28671744 */
+ return DRM_FORMAT_XBGR8888;
+ case DRM_FORMAT_FLEX_YCbCr_420_888:
+ return DRM_FORMAT_NV12;
+ default:
+ return format;
+ }
+}
+
+struct backend backend_rockchip =
+{
+ .name = "rockchip",
+ .init = rockchip_init,
+ .bo_create = rockchip_bo_create,
+ .bo_destroy = drv_gem_bo_destroy,
+ .bo_map = rockchip_bo_map,
+ .resolve_format = rockchip_resolve_format,
};
#endif
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