/*
- * 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 <assert.h>
+#include <errno.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
return ret;
}
+ bo->width = width;
+ bo->height = height;
bo->handles[0].u32 = create_dumb.handle;
bo->offsets[0] = 0;
bo->total_size = bo->sizes[0] = create_dumb.size;
return error;
}
+int drv_prime_bo_import(struct bo *bo, struct drv_import_fd_data *data)
+{
+ int ret;
+ size_t plane;
+ struct drm_prime_handle prime_handle;
+
+ for (plane = 0; plane < bo->num_planes; plane++) {
+ memset(&prime_handle, 0, sizeof(prime_handle));
+ prime_handle.fd = data->fds[plane];
+
+ ret = drmIoctl(bo->drv->fd, DRM_IOCTL_PRIME_FD_TO_HANDLE,
+ &prime_handle);
+
+ if (ret) {
+ fprintf(stderr, "drv: DRM_IOCTL_PRIME_FD_TO_HANDLE "
+ "failed (fd=%u)\n", prime_handle.fd);
+
+ /*
+ * Need to call GEM close on planes that were opened,
+ * if any. Adjust the num_planes variable to be the
+ * plane that failed, so GEM close will be called on
+ * planes before that plane.
+ */
+ bo->num_planes = plane;
+ drv_gem_bo_destroy(bo);
+ return ret;
+ }
+
+ bo->handles[plane].u32 = prime_handle.handle;
+ }
+
+ for (plane = 0; plane < bo->num_planes; plane++) {
+ pthread_mutex_lock(&bo->drv->driver_lock);
+ drv_increment_reference_count(bo->drv, bo, plane);
+ pthread_mutex_unlock(&bo->drv->driver_lock);
+ }
+
+ return 0;
+}
+
void *drv_dumb_bo_map(struct bo *bo, struct map_info *data, size_t plane)
{
int ret;
return ret;
}
-/* Inserts a combination into list -- caller should have lock on driver. */
-void drv_insert_supported_combination(struct driver *drv, uint32_t format,
- uint64_t usage, uint64_t modifier)
+int drv_add_combination(struct driver *drv, uint32_t format,
+ struct format_metadata *metadata, uint64_t usage)
{
- struct combination_list_element *elem;
+ struct combinations *combos = &drv->backend->combos;
+ if (combos->size >= combos->allocations) {
+ struct combination *new_data;
+ combos->allocations *= 2;
+ new_data = realloc(combos->data, combos->allocations
+ * sizeof(*combos->data));
+ if (!new_data)
+ return -ENOMEM;
+
+ combos->data = new_data;
+ }
- elem = calloc(1, sizeof(*elem));
- elem->combination.format = format;
- elem->combination.modifier = modifier;
- elem->combination.usage = usage;
- LIST_ADD(&elem->link, &drv->backend->combinations);
+ combos->data[combos->size].format = format;
+ combos->data[combos->size].metadata.priority = metadata->priority;
+ combos->data[combos->size].metadata.tiling = metadata->tiling;
+ combos->data[combos->size].metadata.modifier = metadata->modifier;
+ combos->data[combos->size].usage = usage;
+ combos->size++;
+ return 0;
}
-void drv_insert_combinations(struct driver *drv, struct supported_combination *combos,
- uint32_t size)
+int drv_add_combinations(struct driver *drv, const uint32_t *formats,
+ uint32_t num_formats, struct format_metadata *metadata,
+ uint64_t usage)
{
- unsigned int i;
-
- pthread_mutex_lock(&drv->driver_lock);
-
- for (i = 0; i < size; i++)
- drv_insert_supported_combination(drv, combos[i].format,
- combos[i].usage,
- combos[i].modifier);
+ int ret;
+ uint32_t i;
+ for (i = 0; i < num_formats; i++) {
+ ret = drv_add_combination(drv, formats[i], metadata, usage);
+ if (ret)
+ return ret;
+ }
- pthread_mutex_unlock(&drv->driver_lock);
+ return 0;
}
-void drv_modify_supported_combination(struct driver *drv, uint32_t format,
- uint64_t usage, uint64_t modifier)
+void drv_modify_combination(struct driver *drv, uint32_t format,
+ struct format_metadata *metadata, uint64_t usage)
{
- /*
- * Attempts to add the specified usage to an existing {format, modifier}
- * pair. If the pair is not present, a new combination is created.
- */
- int found = 0;
-
- pthread_mutex_lock(&drv->driver_lock);
-
- list_for_each_entry(struct combination_list_element,
- elem, &drv->backend->combinations, link) {
- if (elem->combination.format == format &&
- elem->combination.modifier == modifier) {
- elem->combination.usage |= usage;
- found = 1;
- }
+ uint32_t i;
+ struct combination *combo;
+ /* Attempts to add the specified usage to an existing combination. */
+ for (i = 0; i < drv->backend->combos.size; i++) {
+ combo = &drv->backend->combos.data[i];
+ if (combo->format == format &&
+ combo->metadata.tiling == metadata->tiling &&
+ combo->metadata.modifier == metadata->modifier)
+ combo->usage |= usage;
}
-
-
- if (!found)
- drv_insert_supported_combination(drv, format, usage, modifier);
-
- pthread_mutex_unlock(&drv->driver_lock);
}
-int drv_add_kms_flags(struct driver *drv)
+struct kms_item *drv_query_kms(struct driver *drv, uint32_t *num_items)
{
- int ret;
- uint32_t i, j;
uint64_t flag, usage;
+ struct kms_item *items;
+ uint32_t i, j, k, allocations, item_size;
+
drmModePlanePtr plane;
drmModePropertyPtr prop;
drmModePlaneResPtr resources;
drmModeObjectPropertiesPtr props;
- /*
- * All current drivers can scanout XRGB8888/ARGB8888 as a primary plane.
- * Some older kernel versions can only return overlay planes, so add the
- * combination here. Note that the kernel disregards the alpha component
- * of ARGB unless it's an overlay plane.
- */
- drv_modify_supported_combination(drv, DRM_FORMAT_XRGB8888,
- DRV_BO_USE_SCANOUT, 0);
- drv_modify_supported_combination(drv, DRM_FORMAT_ARGB8888,
- DRV_BO_USE_SCANOUT, 0);
+ /* Start with a power of 2 number of allocations. */
+ allocations = 2;
+ item_size = 0;
+ items = calloc(allocations, sizeof(*items));
+ if (!items)
+ goto out;
/*
* The ability to return universal planes is only complete on
resources = drmModeGetPlaneResources(drv->fd);
if (!resources)
- goto err;
+ goto out;
for (i = 0; i < resources->count_planes; i++) {
-
plane = drmModeGetPlane(drv->fd, resources->planes[i]);
-
if (!plane)
- goto err;
+ goto out;
props = drmModeObjectGetProperties(drv->fd, plane->plane_id,
DRM_MODE_OBJECT_PLANE);
if (!props)
- goto err;
+ goto out;
for (j = 0; j < props->count_props; j++) {
-
prop = drmModeGetProperty(drv->fd, props->props[j]);
if (prop) {
if (strcmp(prop->name, "type") == 0) {
flag = props->prop_values[j];
}
+
drmModeFreeProperty(prop);
}
}
switch (flag) {
case DRM_PLANE_TYPE_OVERLAY:
case DRM_PLANE_TYPE_PRIMARY:
- usage = DRV_BO_USE_SCANOUT;
+ usage = BO_USE_SCANOUT;
break;
case DRM_PLANE_TYPE_CURSOR:
- usage = DRV_BO_USE_CURSOR;
+ usage = BO_USE_CURSOR;
break;
default:
assert(0);
}
- for (j = 0; j < plane->count_formats; j++)
- drv_modify_supported_combination(drv, plane->formats[j],
- usage, 0);
+ for (j = 0; j < plane->count_formats; j++) {
+ bool found = false;
+ for (k = 0; k < item_size; k++) {
+ if (items[k].format == plane->formats[j] &&
+ items[k].modifier == DRM_FORMAT_MOD_NONE) {
+ items[k].usage |= usage;
+ found = true;
+ break;
+ }
+ }
+
+ if (!found && item_size >= allocations) {
+ struct kms_item *new_data = NULL;
+ allocations *= 2;
+ new_data = realloc(items, allocations *
+ sizeof(*items));
+ if (!new_data) {
+ item_size = 0;
+ goto out;
+ }
+
+ items = new_data;
+ }
+
+ if (!found) {
+ items[item_size].format = plane->formats[j];
+ items[item_size].modifier = DRM_FORMAT_MOD_NONE;
+ items[item_size].usage = usage;
+ item_size++;
+ }
+ }
drmModeFreeObjectProperties(props);
drmModeFreePlane(plane);
}
drmModeFreePlaneResources(resources);
- return 0;
+out:
+ if (items && item_size == 0) {
+ free(items);
+ items = NULL;
+ }
-err:
- ret = -1;
- return ret;
+ *num_items = item_size;
+ return items;
+}
+
+int drv_add_linear_combinations(struct driver *drv, const uint32_t *formats,
+ uint32_t num_formats)
+{
+ int ret;
+ uint32_t i, j, num_items;
+ struct kms_item *items;
+ struct combination *combo;
+ struct format_metadata metadata;
+
+ metadata.tiling = 0;
+ metadata.priority = 1;
+ metadata.modifier = DRM_FORMAT_MOD_NONE;
+
+ ret = drv_add_combinations(drv, formats, num_formats, &metadata,
+ BO_COMMON_USE_MASK);
+ if (ret)
+ return ret;
+ /*
+ * All current drivers can scanout linear XRGB8888/ARGB8888 as a primary
+ * plane and as a cursor. Some drivers don't support
+ * drmModeGetPlaneResources, so add the combination here. Note that the
+ * kernel disregards the alpha component of ARGB unless it's an overlay
+ * plane.
+ */
+ drv_modify_combination(drv, DRM_FORMAT_XRGB8888, &metadata,
+ BO_USE_CURSOR | BO_USE_SCANOUT);
+ drv_modify_combination(drv, DRM_FORMAT_ARGB8888, &metadata,
+ BO_USE_CURSOR | BO_USE_SCANOUT);
+
+ items = drv_query_kms(drv, &num_items);
+ if (!items || !num_items)
+ return 0;
+
+ for (i = 0; i < num_items; i++) {
+ for (j = 0; j < drv->backend->combos.size; j++) {
+ combo = &drv->backend->combos.data[j];
+ if (items[i].format == combo->format)
+ combo->usage |= BO_USE_SCANOUT;
+
+
+ }
+ }
+
+ free(items);
+ return 0;
}
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