/*
- * Copyright (c) 2014 The Chromium OS Authors. All rights reserved.
+ * Copyright 2014 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <sys/mman.h>
#include <xf86drm.h>
#include "drv.h"
-#include "gbm_priv.h"
#include "gbm_helpers.h"
+#include "gbm_priv.h"
#include "util.h"
-PUBLIC int
-gbm_device_get_fd(struct gbm_device *gbm)
+PUBLIC int gbm_device_get_fd(struct gbm_device *gbm)
{
return drv_get_fd(gbm->drv);
}
-PUBLIC const char *
-gbm_device_get_backend_name(struct gbm_device *gbm)
+PUBLIC const char *gbm_device_get_backend_name(struct gbm_device *gbm)
{
return drv_get_name(gbm->drv);
}
-PUBLIC int
-gbm_device_is_format_supported(struct gbm_device *gbm,
- uint32_t format, uint32_t usage)
+PUBLIC int gbm_device_is_format_supported(struct gbm_device *gbm, uint32_t format, uint32_t usage)
{
- uint32_t drv_format;
- uint64_t drv_usage;
+ uint64_t use_flags;
- if (usage & GBM_BO_USE_CURSOR &&
- usage & GBM_BO_USE_RENDERING)
+ if (usage & GBM_BO_USE_CURSOR && usage & GBM_BO_USE_RENDERING)
return 0;
- drv_format = gbm_convert_format(format);
- drv_usage = gbm_convert_flags(usage);
+ use_flags = gbm_convert_usage(usage);
- return drv_is_format_supported(gbm->drv, drv_format, drv_usage);
+ return (drv_get_combination(gbm->drv, format, use_flags) != NULL);
}
PUBLIC struct gbm_device *gbm_create_device(int fd)
{
struct gbm_device *gbm;
- gbm = (struct gbm_device*) malloc(sizeof(*gbm));
+ gbm = (struct gbm_device *)malloc(sizeof(*gbm));
if (!gbm)
return NULL;
free(gbm);
}
-PUBLIC struct gbm_surface *gbm_surface_create(struct gbm_device *gbm,
- uint32_t width, uint32_t height,
- uint32_t format, uint32_t flags)
+PUBLIC struct gbm_surface *gbm_surface_create(struct gbm_device *gbm, uint32_t width,
+ uint32_t height, uint32_t format, uint32_t usage)
{
- struct gbm_surface *surface =
- (struct gbm_surface*) malloc(sizeof(*surface));
+ struct gbm_surface *surface = (struct gbm_surface *)malloc(sizeof(*surface));
if (!surface)
return NULL;
return NULL;
}
-PUBLIC void gbm_surface_release_buffer(struct gbm_surface *surface,
- struct gbm_bo *bo)
+PUBLIC void gbm_surface_release_buffer(struct gbm_surface *surface, struct gbm_bo *bo)
{
}
{
struct gbm_bo *bo;
- bo = (struct gbm_bo*) calloc(1, sizeof(*bo));
+ bo = (struct gbm_bo *)calloc(1, sizeof(*bo));
if (!bo)
return NULL;
return bo;
}
-PUBLIC struct gbm_bo *gbm_bo_create(struct gbm_device *gbm, uint32_t width,
- uint32_t height, uint32_t format,
- uint32_t flags)
+PUBLIC struct gbm_bo *gbm_bo_create(struct gbm_device *gbm, uint32_t width, uint32_t height,
+ 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);
if (!bo)
return NULL;
- bo->bo = drv_bo_create(gbm->drv, width, height,
- gbm_convert_format(format),
- gbm_convert_flags(flags));
+ bo->bo = drv_bo_create(gbm->drv, width, height, format, gbm_convert_usage(usage));
+
+ if (!bo->bo) {
+ free(bo);
+ return NULL;
+ }
+
+ return bo;
+}
+
+PUBLIC struct gbm_bo *gbm_bo_create_with_modifiers(struct gbm_device *gbm, uint32_t width,
+ uint32_t height, uint32_t format,
+ const uint64_t *modifiers, uint32_t count)
+{
+ struct gbm_bo *bo;
+
+ bo = gbm_bo_new(gbm, format);
+
+ if (!bo)
+ return NULL;
+
+ bo->bo = drv_bo_create_with_modifiers(gbm->drv, width, height, format, modifiers, count);
if (!bo->bo) {
free(bo);
free(bo);
}
-PUBLIC struct gbm_bo *
-gbm_bo_import(struct gbm_device *gbm, uint32_t type,
- void *buffer, uint32_t usage)
+PUBLIC struct gbm_bo *gbm_bo_import(struct gbm_device *gbm, uint32_t type, void *buffer,
+ uint32_t usage)
{
struct gbm_bo *bo;
struct drv_import_fd_data drv_data;
size_t num_planes, i;
memset(&drv_data, 0, sizeof(drv_data));
-
+ drv_data.use_flags = gbm_convert_usage(usage);
switch (type) {
case GBM_BO_IMPORT_FD:
gbm_format = fd_data->format;
drv_data.width = fd_data->width;
drv_data.height = fd_data->height;
- drv_data.format = gbm_convert_format(fd_data->format);
+ 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;
drv_data.width = fd_planar_data->width;
drv_data.height = fd_planar_data->height;
- drv_data.format = gbm_convert_format(fd_planar_data->format);
+ drv_data.format = fd_planar_data->format;
num_planes = drv_num_planes_from_format(drv_data.format);
assert(num_planes);
drv_data.fds[i] = fd_planar_data->fds[i];
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);
+ drv_data.format_modifiers[i] = fd_planar_data->format_modifiers[i];
}
for (i = num_planes; i < GBM_MAX_PLANES; i++)
return bo;
}
-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)
+PUBLIC void *gbm_bo_map(struct gbm_bo *bo, uint32_t x, uint32_t y, uint32_t width, uint32_t height,
+ uint32_t transfer_flags, uint32_t *stride, void **map_data, size_t plane)
{
+ void *addr;
+ off_t offset;
+ uint32_t map_flags;
+ struct rectangle rect = { .x = x, .y = y, .width = width, .height = height };
if (!bo || width == 0 || height == 0 || !stride || !map_data)
return NULL;
- *stride = gbm_bo_get_plane_stride(bo, plane);
- return drv_bo_map(bo->bo, x, y, width, height, 0, map_data, plane);
+ 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;
+
+ addr = drv_bo_map(bo->bo, &rect, map_flags, (struct mapping **)map_data, plane);
+ if (addr == MAP_FAILED)
+ return MAP_FAILED;
+
+ *stride = ((struct mapping *)*map_data)->vma->map_strides[plane];
+
+ offset = *stride * rect.y;
+ offset += drv_stride_from_format(bo->gbm_format, rect.x, plane);
+ return (void *)((uint8_t *)addr + offset);
}
-PUBLIC void
-gbm_bo_unmap(struct gbm_bo *bo, void *map_data)
+PUBLIC void gbm_bo_unmap(struct gbm_bo *bo, void *map_data)
{
assert(bo);
- drv_bo_unmap(bo->bo, map_data);
+ drv_bo_flush_or_unmap(bo->bo, map_data);
}
-PUBLIC uint32_t
-gbm_bo_get_width(struct gbm_bo *bo)
+PUBLIC uint32_t gbm_bo_get_width(struct gbm_bo *bo)
{
return drv_bo_get_width(bo->bo);
}
-PUBLIC uint32_t
-gbm_bo_get_height(struct gbm_bo *bo)
+PUBLIC uint32_t gbm_bo_get_height(struct gbm_bo *bo)
{
return drv_bo_get_height(bo->bo);
}
-PUBLIC uint32_t
-gbm_bo_get_stride(struct gbm_bo *bo)
+PUBLIC uint32_t gbm_bo_get_stride(struct gbm_bo *bo)
{
return gbm_bo_get_plane_stride(bo, 0);
}
-PUBLIC uint32_t
-gbm_bo_get_stride_or_tiling(struct gbm_bo *bo)
+PUBLIC uint32_t gbm_bo_get_stride_or_tiling(struct gbm_bo *bo)
{
return drv_bo_get_stride_or_tiling(bo->bo);
}
-PUBLIC uint32_t
-gbm_bo_get_format(struct gbm_bo *bo)
+PUBLIC uint32_t gbm_bo_get_format(struct gbm_bo *bo)
{
return bo->gbm_format;
}
-PUBLIC uint64_t
-gbm_bo_get_format_modifier(struct gbm_bo *bo)
+PUBLIC uint64_t gbm_bo_get_format_modifier(struct gbm_bo *bo)
{
return gbm_bo_get_plane_format_modifier(bo, 0);
}
-PUBLIC struct gbm_device *
-gbm_bo_get_device(struct gbm_bo *bo)
+PUBLIC struct gbm_device *gbm_bo_get_device(struct gbm_bo *bo)
{
return bo->gbm;
}
-PUBLIC union gbm_bo_handle
-gbm_bo_get_handle(struct gbm_bo *bo)
+PUBLIC union gbm_bo_handle gbm_bo_get_handle(struct gbm_bo *bo)
{
return gbm_bo_get_plane_handle(bo, 0);
}
-PUBLIC int
-gbm_bo_get_fd(struct gbm_bo *bo)
+PUBLIC int gbm_bo_get_fd(struct gbm_bo *bo)
{
return gbm_bo_get_plane_fd(bo, 0);
}
-PUBLIC size_t
-gbm_bo_get_num_planes(struct gbm_bo *bo)
+PUBLIC size_t gbm_bo_get_num_planes(struct gbm_bo *bo)
{
return drv_bo_get_num_planes(bo->bo);
}
-PUBLIC union gbm_bo_handle
-gbm_bo_get_plane_handle(struct gbm_bo *bo, size_t plane)
+PUBLIC union gbm_bo_handle gbm_bo_get_plane_handle(struct gbm_bo *bo, size_t plane)
{
- return (union gbm_bo_handle) drv_bo_get_plane_handle(bo->bo, plane).u64;
+ return (union gbm_bo_handle)drv_bo_get_plane_handle(bo->bo, plane).u64;
}
-PUBLIC int
-gbm_bo_get_plane_fd(struct gbm_bo *bo, size_t plane)
+PUBLIC int gbm_bo_get_plane_fd(struct gbm_bo *bo, size_t plane)
{
return drv_bo_get_plane_fd(bo->bo, plane);
}
-PUBLIC uint32_t
-gbm_bo_get_plane_offset(struct gbm_bo *bo, size_t plane)
+PUBLIC uint32_t gbm_bo_get_plane_offset(struct gbm_bo *bo, size_t plane)
{
return drv_bo_get_plane_offset(bo->bo, plane);
}
-PUBLIC uint32_t
-gbm_bo_get_plane_size(struct gbm_bo *bo, size_t plane)
+PUBLIC uint32_t gbm_bo_get_plane_size(struct gbm_bo *bo, size_t plane)
{
return drv_bo_get_plane_size(bo->bo, plane);
}
-PUBLIC uint32_t
-gbm_bo_get_plane_stride(struct gbm_bo *bo, size_t plane)
+PUBLIC uint32_t gbm_bo_get_plane_stride(struct gbm_bo *bo, size_t plane)
{
return drv_bo_get_plane_stride(bo->bo, plane);
}
-PUBLIC uint64_t
-gbm_bo_get_plane_format_modifier(struct gbm_bo *bo, size_t plane)
+PUBLIC uint64_t gbm_bo_get_plane_format_modifier(struct gbm_bo *bo, size_t plane)
{
return drv_bo_get_plane_format_modifier(bo->bo, plane);
}
-PUBLIC void
-gbm_bo_set_user_data(struct gbm_bo *bo, void *data,
- void (*destroy_user_data)(struct gbm_bo *, void *))
+PUBLIC void gbm_bo_set_user_data(struct gbm_bo *bo, void *data,
+ void (*destroy_user_data)(struct gbm_bo *, void *))
{
bo->user_data = data;
bo->destroy_user_data = destroy_user_data;
}
-PUBLIC void *
-gbm_bo_get_user_data(struct gbm_bo *bo)
+PUBLIC void *gbm_bo_get_user_data(struct gbm_bo *bo)
{
return bo->user_data;
}