gralloc0_register_buffer: initialize gralloc0 when needed

[android-x86/external-minigbm.git] / gbm.c

diff --git a/gbm.c b/gbm.c
index 58173ea..a78921c 100644 (file)
--- a/gbm.c
+++ b/gbm.c
@@ -30,14 +30,14 @@ PUBLIC const char *gbm_device_get_backend_name(struct gbm_device *gbm)
 
 PUBLIC int gbm_device_is_format_supported(struct gbm_device *gbm, uint32_t format, uint32_t usage)
 {
-       uint64_t drv_usage;
+       uint64_t use_flags;
 
        if (usage & GBM_BO_USE_CURSOR && usage & GBM_BO_USE_RENDERING)
                return 0;
 
-       drv_usage = gbm_convert_flags(usage);
+       use_flags = gbm_convert_usage(usage);
 
-       return (drv_get_combination(gbm->drv, format, drv_usage) != NULL);
+       return (drv_get_combination(gbm->drv, format, use_flags) != NULL);
 }
 
 PUBLIC struct gbm_device *gbm_create_device(int fd)
@@ -65,7 +65,7 @@ PUBLIC void gbm_device_destroy(struct gbm_device *gbm)
 }
 
 PUBLIC struct gbm_surface *gbm_surface_create(struct gbm_device *gbm, uint32_t width,
-                                             uint32_t height, uint32_t format, uint32_t flags)
+                                             uint32_t height, uint32_t format, uint32_t usage)
 {
        struct gbm_surface *surface = (struct gbm_surface *)malloc(sizeof(*surface));
 
@@ -104,11 +104,11 @@ static struct gbm_bo *gbm_bo_new(struct gbm_device *gbm, uint32_t format)
 }
 
 PUBLIC struct gbm_bo *gbm_bo_create(struct gbm_device *gbm, uint32_t width, uint32_t height,
-                                   uint32_t format, uint32_t flags)
+                                   uint32_t format, uint32_t usage)
 {
        struct gbm_bo *bo;
 
-       if (!gbm_device_is_format_supported(gbm, format, flags))
+       if (!gbm_device_is_format_supported(gbm, format, usage))
                return NULL;
 
        bo = gbm_bo_new(gbm, format);
@@ -116,7 +116,7 @@ PUBLIC struct gbm_bo *gbm_bo_create(struct gbm_device *gbm, uint32_t width, uint
        if (!bo)
                return NULL;
 
-       bo->bo = drv_bo_create(gbm->drv, width, height, format, gbm_convert_flags(flags));
+       bo->bo = drv_bo_create(gbm->drv, width, height, format, gbm_convert_usage(usage));
 
        if (!bo->bo) {
                free(bo);
@@ -170,7 +170,7 @@ PUBLIC struct gbm_bo *gbm_bo_import(struct gbm_device *gbm, uint32_t type, void
        size_t num_planes, i;
 
        memset(&drv_data, 0, sizeof(drv_data));
-       drv_data.flags = gbm_convert_flags(usage);
+       drv_data.use_flags = gbm_convert_usage(usage);
        switch (type) {
        case GBM_BO_IMPORT_FD:
                gbm_format = fd_data->format;
@@ -179,7 +179,6 @@ PUBLIC struct gbm_bo *gbm_bo_import(struct gbm_device *gbm, uint32_t type, void
                drv_data.format = fd_data->format;
                drv_data.fds[0] = fd_data->fd;
                drv_data.strides[0] = fd_data->stride;
-               drv_data.sizes[0] = fd_data->height * fd_data->stride;
                break;
        case GBM_BO_IMPORT_FD_PLANAR:
                gbm_format = fd_planar_data->format;
@@ -195,9 +194,6 @@ PUBLIC struct gbm_bo *gbm_bo_import(struct gbm_device *gbm, uint32_t type, void
                        drv_data.offsets[i] = fd_planar_data->offsets[i];
                        drv_data.strides[i] = fd_planar_data->strides[i];
                        drv_data.format_modifiers[i] = fd_planar_data->format_modifiers[i];
-
-                       drv_data.sizes[i] = drv_size_from_format(
-                           drv_data.format, drv_data.strides[i], drv_data.height, i);
                }
 
                for (i = num_planes; i < GBM_MAX_PLANES; i++)
@@ -227,15 +223,16 @@ PUBLIC struct gbm_bo *gbm_bo_import(struct gbm_device *gbm, uint32_t type, void
 }
 
 PUBLIC void *gbm_bo_map(struct gbm_bo *bo, uint32_t x, uint32_t y, uint32_t width, uint32_t height,
-                       uint32_t flags, uint32_t *stride, void **map_data, size_t plane)
+                       uint32_t transfer_flags, uint32_t *stride, void **map_data, size_t plane)
 {
+       uint32_t map_flags;
        if (!bo || width == 0 || height == 0 || !stride || !map_data)
                return NULL;
 
        *stride = gbm_bo_get_plane_stride(bo, plane);
-       uint32_t drv_flags = flags & GBM_BO_TRANSFER_READ ? BO_TRANSFER_READ : BO_TRANSFER_NONE;
-       drv_flags |= flags & GBM_BO_TRANSFER_WRITE ? BO_TRANSFER_WRITE : BO_TRANSFER_NONE;
-       return drv_bo_map(bo->bo, x, y, width, height, drv_flags, (struct map_info **)map_data,
+       map_flags = (transfer_flags & GBM_BO_TRANSFER_READ) ? BO_MAP_READ : BO_MAP_NONE;
+       map_flags |= (transfer_flags & GBM_BO_TRANSFER_WRITE) ? BO_MAP_WRITE : BO_MAP_NONE;
+       return drv_bo_map(bo->bo, x, y, width, height, map_flags, (struct map_info **)map_data,
                          plane);
 }