#include "helpers.h"
#include "util.h"
+struct mediatek_private_map_data {
+ void *cached_addr;
+ void *gem_addr;
+};
+
static const uint32_t render_target_formats[] = { DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB8888,
DRM_FORMAT_RGB565, DRM_FORMAT_XBGR8888,
DRM_FORMAT_XRGB8888 };
}
static int mediatek_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format,
- uint32_t flags)
+ uint64_t use_flags)
{
int ret;
size_t plane;
return 0;
}
-static void *mediatek_bo_map(struct bo *bo, struct map_info *data, size_t plane)
+static void *mediatek_bo_map(struct bo *bo, struct vma *vma, size_t plane, uint32_t map_flags)
{
int ret;
struct drm_mtk_gem_map_off gem_map;
+ struct mediatek_private_map_data *priv;
memset(&gem_map, 0, sizeof(gem_map));
gem_map.handle = bo->handles[0].u32;
return MAP_FAILED;
}
- data->length = bo->total_size;
+ void *addr = mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd,
+ gem_map.offset);
+
+ vma->length = bo->total_size;
+
+ if (bo->use_flags & BO_USE_RENDERSCRIPT) {
+ priv = calloc(1, sizeof(*priv));
+ priv->cached_addr = calloc(1, bo->total_size);
+ priv->gem_addr = addr;
+ memcpy(priv->cached_addr, priv->gem_addr, bo->total_size);
+ vma->priv = priv;
+ addr = priv->cached_addr;
+ }
+
+ return addr;
+}
- return mmap(0, bo->total_size, PROT_READ | PROT_WRITE, MAP_SHARED, bo->drv->fd,
- gem_map.offset);
+static int mediatek_bo_unmap(struct bo *bo, struct vma *vma)
+{
+ if (vma->priv) {
+ struct mediatek_private_map_data *priv = vma->priv;
+ vma->addr = priv->gem_addr;
+ free(priv->cached_addr);
+ free(priv);
+ vma->priv = NULL;
+ }
+
+ return munmap(vma->addr, vma->length);
+}
+
+static int mediatek_bo_flush(struct bo *bo, struct mapping *mapping)
+{
+ struct mediatek_private_map_data *priv = mapping->vma->priv;
+ if (priv && (mapping->vma->map_flags & BO_MAP_WRITE))
+ memcpy(priv->gem_addr, priv->cached_addr, bo->total_size);
+
+ return 0;
}
-static uint32_t mediatek_resolve_format(uint32_t format)
+static uint32_t mediatek_resolve_format(uint32_t format, uint64_t use_flags)
{
switch (format) {
case DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED:
}
}
-struct backend backend_mediatek = {
+const struct backend backend_mediatek = {
.name = "mediatek",
.init = mediatek_init,
.bo_create = mediatek_bo_create,
.bo_destroy = drv_gem_bo_destroy,
.bo_import = drv_prime_bo_import,
.bo_map = mediatek_bo_map,
+ .bo_unmap = mediatek_bo_unmap,
+ .bo_flush = mediatek_bo_flush,
.resolve_format = mediatek_resolve_format,
};