#include <stddef.h>
#include <stdint.h>
#include <string.h>
+#include <errno.h>
#include <limits.h>
+#include <assert.h>
#include <sys/types.h>
#include <unistd.h>
#include <dlfcn.h>
+#include <xf86drm.h>
#include <GL/gl.h> /* dri_interface needs GL types */
#include <GL/internal/dri_interface.h>
#include "gbm_driint.h"
#include "gbmint.h"
+#include "loader.h"
/* For importing wl_buffer */
#if HAVE_WAYLAND_PLATFORM
count, out_count, surf->dri_private);
}
+static int
+image_get_buffers(__DRIdrawable *driDrawable,
+ unsigned int format,
+ uint32_t *stamp,
+ void *loaderPrivate,
+ uint32_t buffer_mask,
+ struct __DRIimageList *buffers)
+{
+ struct gbm_dri_surface *surf = loaderPrivate;
+ struct gbm_dri_device *dri = gbm_dri_device(surf->base.gbm);
+
+ if (dri->image_get_buffers == NULL)
+ return 0;
+
+ return dri->image_get_buffers(driDrawable, format, stamp,
+ surf->dri_private, buffer_mask, buffers);
+}
+
+static void
+swrast_get_drawable_info(__DRIdrawable *driDrawable,
+ int *x,
+ int *y,
+ int *width,
+ int *height,
+ void *loaderPrivate)
+{
+ struct gbm_dri_surface *surf = loaderPrivate;
+
+ *x = 0;
+ *y = 0;
+ *width = surf->base.width;
+ *height = surf->base.height;
+}
+
+static void
+swrast_put_image2(__DRIdrawable *driDrawable,
+ int op,
+ int x,
+ int y,
+ int width,
+ int height,
+ int stride,
+ char *data,
+ void *loaderPrivate)
+{
+ struct gbm_dri_surface *surf = loaderPrivate;
+ struct gbm_dri_device *dri = gbm_dri_device(surf->base.gbm);
+
+ dri->swrast_put_image2(driDrawable,
+ op, x, y,
+ width, height, stride,
+ data, surf->dri_private);
+}
+
+static void
+swrast_put_image(__DRIdrawable *driDrawable,
+ int op,
+ int x,
+ int y,
+ int width,
+ int height,
+ char *data,
+ void *loaderPrivate)
+{
+ return swrast_put_image2(driDrawable, op, x, y, width, height,
+ width * 4, data, loaderPrivate);
+}
+
+static void
+swrast_get_image(__DRIdrawable *driDrawable,
+ int x,
+ int y,
+ int width,
+ int height,
+ char *data,
+ void *loaderPrivate)
+{
+ struct gbm_dri_surface *surf = loaderPrivate;
+ struct gbm_dri_device *dri = gbm_dri_device(surf->base.gbm);
+
+ dri->swrast_get_image(driDrawable,
+ x, y,
+ width, height,
+ data, surf->dri_private);
+}
+
static const __DRIuseInvalidateExtension use_invalidate = {
- { __DRI_USE_INVALIDATE, 1 }
+ .base = { __DRI_USE_INVALIDATE, 1 }
};
static const __DRIimageLookupExtension image_lookup_extension = {
- { __DRI_IMAGE_LOOKUP, 1 },
- dri_lookup_egl_image
+ .base = { __DRI_IMAGE_LOOKUP, 1 },
+
+ .lookupEGLImage = dri_lookup_egl_image
};
-const __DRIdri2LoaderExtension dri2_loader_extension = {
- { __DRI_DRI2_LOADER, 3 },
- dri_get_buffers,
- dri_flush_front_buffer,
- dri_get_buffers_with_format,
+static const __DRIdri2LoaderExtension dri2_loader_extension = {
+ .base = { __DRI_DRI2_LOADER, 3 },
+
+ .getBuffers = dri_get_buffers,
+ .flushFrontBuffer = dri_flush_front_buffer,
+ .getBuffersWithFormat = dri_get_buffers_with_format,
+};
+
+static const __DRIimageLoaderExtension image_loader_extension = {
+ .base = { __DRI_IMAGE_LOADER, 1 },
+
+ .getBuffers = image_get_buffers,
+ .flushFrontBuffer = dri_flush_front_buffer,
+};
+
+static const __DRIswrastLoaderExtension swrast_loader_extension = {
+ .base = { __DRI_SWRAST_LOADER, 2 },
+
+ .getDrawableInfo = swrast_get_drawable_info,
+ .putImage = swrast_put_image,
+ .getImage = swrast_get_image,
+ .putImage2 = swrast_put_image2
+};
+
+static const __DRIextension *gbm_dri_screen_extensions[] = {
+ &image_lookup_extension.base,
+ &use_invalidate.base,
+ &dri2_loader_extension.base,
+ &image_loader_extension.base,
+ &swrast_loader_extension.base,
+ NULL,
};
struct dri_extension_match {
const char *name;
int version;
int offset;
+ int optional;
};
static struct dri_extension_match dri_core_extensions[] = {
{ __DRI2_FLUSH, 1, offsetof(struct gbm_dri_device, flush) },
{ __DRI_IMAGE, 1, offsetof(struct gbm_dri_device, image) },
+ { __DRI2_FENCE, 2, offsetof(struct gbm_dri_device, fence), 1 },
{ NULL, 0, 0 }
};
{ NULL, 0, 0 }
};
+static struct dri_extension_match gbm_swrast_device_extensions[] = {
+ { __DRI_CORE, 1, offsetof(struct gbm_dri_device, core), },
+ { __DRI_SWRAST, 1, offsetof(struct gbm_dri_device, swrast) },
+ { NULL, 0, 0 }
+};
+
static int
dri_bind_extensions(struct gbm_dri_device *dri,
struct dri_extension_match *matches,
for (j = 0; matches[j].name; j++) {
field = ((char *) dri + matches[j].offset);
- if (*(const __DRIextension **) field == NULL) {
+ if ((*(const __DRIextension **) field == NULL) && !matches[j].optional) {
ret = -1;
}
}
return ret;
}
-static int
-dri_load_driver(struct gbm_dri_device *dri)
+static const __DRIextension **
+dri_open_driver(struct gbm_dri_device *dri)
{
- const __DRIextension **extensions;
+ const __DRIextension **extensions = NULL;
char path[PATH_MAX], *search_paths, *p, *next, *end;
+ char *get_extensions_name;
search_paths = NULL;
+ /* don't allow setuid apps to use LIBGL_DRIVERS_PATH or GBM_DRIVERS_PATH */
if (geteuid() == getuid()) {
- /* don't allow setuid apps to use GBM_DRIVERS_PATH */
+ /* Read GBM_DRIVERS_PATH first for compatibility, but LIBGL_DRIVERS_PATH
+ * is recommended over GBM_DRIVERS_PATH.
+ */
search_paths = getenv("GBM_DRIVERS_PATH");
+
+ /* Read LIBGL_DRIVERS_PATH if GBM_DRIVERS_PATH was not set.
+ * LIBGL_DRIVERS_PATH is recommended over GBM_DRIVERS_PATH.
+ */
+ if (search_paths == NULL) {
+ search_paths = getenv("LIBGL_DRIVERS_PATH");
+ }
}
if (search_paths == NULL)
search_paths = DEFAULT_DRIVER_DIR;
+ /* Temporarily work around dri driver libs that need symbols in libglapi
+ * but don't automatically link it in.
+ */
+ /* XXX: Library name differs on per platforms basis. Update this as
+ * osx/cygwin/windows/bsd gets support for GBM..
+ */
+ dlopen("libglapi.so.0", RTLD_LAZY | RTLD_GLOBAL);
+
dri->driver = NULL;
end = search_paths + strlen(search_paths);
for (p = search_paths; p < end && dri->driver == NULL; p = next + 1) {
snprintf(path, sizeof path,
"%.*s/%s_dri.so", len, p, dri->base.driver_name);
dri->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
- if (dri->driver == NULL)
- fprintf(stderr, "failed to open %s: %s\n", path, dlerror());
}
+ /* not need continue to loop all paths once the driver is found */
+ if (dri->driver != NULL)
+ break;
+
+#ifdef ANDROID
+ snprintf(path, sizeof path, "%.*s/gallium_dri.so", len, p);
+ dri->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
+ if (dri->driver == NULL)
+ sprintf("failed to open %s: %s\n", path, dlerror());
+ else
+ break;
+#endif
}
if (dri->driver == NULL) {
- fprintf(stderr, "gbm: failed to open any driver (search paths %s)",
+ fprintf(stderr, "gbm: failed to open any driver (search paths %s)\n",
search_paths);
- return -1;
+ fprintf(stderr, "gbm: Last dlopen error: %s\n", dlerror());
+ return NULL;
}
- extensions = dlsym(dri->driver, __DRI_DRIVER_EXTENSIONS);
+ if (asprintf(&get_extensions_name, "%s_%s",
+ __DRI_DRIVER_GET_EXTENSIONS, dri->base.driver_name) != -1) {
+ const __DRIextension **(*get_extensions)(void);
+
+ get_extensions = dlsym(dri->driver, get_extensions_name);
+ free(get_extensions_name);
+
+ if (get_extensions)
+ extensions = get_extensions();
+ }
+
+ if (!extensions)
+ extensions = dlsym(dri->driver, __DRI_DRIVER_EXTENSIONS);
if (extensions == NULL) {
fprintf(stderr, "gbm: driver exports no extensions (%s)", dlerror());
dlclose(dri->driver);
- return -1;
}
+ return extensions;
+}
+
+static int
+dri_load_driver(struct gbm_dri_device *dri)
+{
+ const __DRIextension **extensions;
+
+ extensions = dri_open_driver(dri);
+ if (!extensions)
+ return -1;
if (dri_bind_extensions(dri, gbm_dri_device_extensions, extensions) < 0) {
dlclose(dri->driver);
return -1;
}
+ dri->driver_extensions = extensions;
+
return 0;
}
static int
-dri_screen_create(struct gbm_dri_device *dri)
+dri_load_driver_swrast(struct gbm_dri_device *dri)
+{
+ const __DRIextension **extensions;
+
+ extensions = dri_open_driver(dri);
+ if (!extensions)
+ return -1;
+
+ if (dri_bind_extensions(dri, gbm_swrast_device_extensions, extensions) < 0) {
+ dlclose(dri->driver);
+ fprintf(stderr, "failed to bind extensions\n");
+ return -1;
+ }
+
+ dri->driver_extensions = extensions;
+
+ return 0;
+}
+
+static int
+dri_screen_create_dri2(struct gbm_dri_device *dri, char *driver_name)
{
const __DRIextension **extensions;
int ret = 0;
- dri->base.driver_name = dri_fd_get_driver_name(dri->base.base.fd);
+ dri->base.driver_name = driver_name;
if (dri->base.driver_name == NULL)
return -1;
return ret;
};
- dri->extensions[0] = &image_lookup_extension.base;
- dri->extensions[1] = &use_invalidate.base;
- dri->extensions[2] = &dri2_loader_extension.base;
- dri->extensions[3] = NULL;
+ dri->extensions = gbm_dri_screen_extensions;
if (dri->dri2 == NULL)
return -1;
- dri->screen = dri->dri2->createNewScreen(0, dri->base.base.fd,
- dri->extensions,
- &dri->driver_configs, dri);
+ if (dri->dri2->base.version >= 4) {
+ dri->screen = dri->dri2->createNewScreen2(0, dri->base.base.fd,
+ dri->extensions,
+ dri->driver_extensions,
+ &dri->driver_configs, dri);
+ } else {
+ dri->screen = dri->dri2->createNewScreen(0, dri->base.base.fd,
+ dri->extensions,
+ &dri->driver_configs, dri);
+ }
if (dri->screen == NULL)
return -1;
return ret;
}
+static int
+dri_screen_create_swrast(struct gbm_dri_device *dri)
+{
+ int ret;
+
+ dri->base.driver_name = strdup("swrast");
+ if (dri->base.driver_name == NULL)
+ return -1;
+
+ ret = dri_load_driver_swrast(dri);
+ if (ret) {
+ fprintf(stderr, "failed to load swrast driver\n");
+ return ret;
+ }
+
+ dri->extensions = gbm_dri_screen_extensions;
+
+ if (dri->swrast == NULL)
+ return -1;
+
+ if (dri->swrast->base.version >= 4) {
+ dri->screen = dri->swrast->createNewScreen2(0, dri->extensions,
+ dri->driver_extensions,
+ &dri->driver_configs, dri);
+ } else {
+ dri->screen = dri->swrast->createNewScreen(0, dri->extensions,
+ &dri->driver_configs, dri);
+ }
+ if (dri->screen == NULL)
+ return -1;
+
+ dri->lookup_image = NULL;
+ dri->lookup_user_data = NULL;
+
+ return 0;
+}
+
+static int
+dri_screen_create(struct gbm_dri_device *dri)
+{
+ char *driver_name;
+
+ driver_name = loader_get_driver_for_fd(dri->base.base.fd, 0);
+ if (!driver_name)
+ return -1;
+
+ return dri_screen_create_dri2(dri, driver_name);
+}
+
+static int
+dri_screen_create_sw(struct gbm_dri_device *dri)
+{
+ char *driver_name;
+ int ret;
+
+ driver_name = strdup("kms_swrast");
+ if (!driver_name)
+ return -errno;
+
+ ret = dri_screen_create_dri2(dri, driver_name);
+ if (ret == 0)
+ return ret;
+
+ return dri_screen_create_swrast(dri);
+}
+
static int
gbm_dri_is_format_supported(struct gbm_device *gbm,
uint32_t format,
{
switch (format) {
case GBM_BO_FORMAT_XRGB8888:
+ case GBM_FORMAT_XBGR8888:
case GBM_FORMAT_XRGB8888:
break;
case GBM_BO_FORMAT_ARGB8888:
return 0;
}
- if (usage & GBM_BO_USE_CURSOR_64X64 &&
+ if (usage & GBM_BO_USE_CURSOR &&
usage & GBM_BO_USE_RENDERING)
return 0;
gbm_dri_bo_write(struct gbm_bo *_bo, const void *buf, size_t count)
{
struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
- void *ptr;
- int ret;
- if (bo->bo == NULL)
+ if (bo->image != NULL) {
+ errno = EINVAL;
return -1;
+ }
+
+ memcpy(bo->map, buf, count);
+
+ return 0;
+}
- ret = kms_bo_map(bo->bo, &ptr);
- if (ret < 0)
+static int
+gbm_dri_bo_get_fd(struct gbm_bo *_bo)
+{
+ struct gbm_dri_device *dri = gbm_dri_device(_bo->gbm);
+ struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
+ int fd;
+
+ if (bo->image == NULL)
return -1;
- memcpy(ptr, buf, count);
+ if (!dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_FD, &fd))
+ return -1;
- kms_bo_unmap(bo->bo);
- return 0;
+ return fd;
}
static void
{
struct gbm_dri_device *dri = gbm_dri_device(_bo->gbm);
struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
+ struct drm_mode_destroy_dumb arg;
- if (bo->image != NULL)
+ if (bo->image != NULL) {
dri->image->destroyImage(bo->image);
- if (bo->bo != NULL)
- kms_bo_destroy(&bo->bo);
+ } else {
+ gbm_dri_bo_unmap_dumb(bo);
+ memset(&arg, 0, sizeof(arg));
+ arg.handle = bo->handle;
+ drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &arg);
+ }
+
free(bo);
}
case __DRI_IMAGE_FORMAT_ARGB8888:
ret = GBM_FORMAT_ARGB8888;
break;
+ case __DRI_IMAGE_FORMAT_XBGR8888:
+ ret = GBM_FORMAT_XBGR8888;
+ break;
case __DRI_IMAGE_FORMAT_ABGR8888:
ret = GBM_FORMAT_ABGR8888;
break;
struct gbm_dri_bo *bo;
__DRIimage *image;
unsigned dri_use = 0;
- int dri_format, width, height, gbm_format, stride, cpp, offset;
+ int gbm_format;
+
+ /* Required for query image WIDTH & HEIGHT */
+ if (dri->image == NULL || dri->image->base.version < 4) {
+ errno = ENOSYS;
+ return NULL;
+ }
switch (type) {
#if HAVE_WAYLAND_PLATFORM
case GBM_BO_IMPORT_WL_BUFFER:
{
- struct wl_drm_buffer *wb = (struct wl_drm_buffer *) buffer;
+ struct wl_drm_buffer *wb;
+
+ if (!dri->wl_drm) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ wb = wayland_drm_buffer_get(dri->wl_drm, (struct wl_resource *) buffer);
+ if (!wb) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ image = dri->image->dupImage(wb->driver_buffer, NULL);
- image = wb->driver_buffer;
- stride = wb->stride[0];
- offset = wb->offset[0];
- cpp = 4;
switch (wb->format) {
case WL_DRM_FORMAT_XRGB8888:
- dri_format = __DRI_IMAGE_FORMAT_XRGB8888;
gbm_format = GBM_FORMAT_XRGB8888;
break;
case WL_DRM_FORMAT_ARGB8888:
- dri_format = __DRI_IMAGE_FORMAT_ARGB8888;
gbm_format = GBM_FORMAT_ARGB8888;
break;
+ case WL_DRM_FORMAT_RGB565:
+ gbm_format = GBM_FORMAT_RGB565;
+ break;
case WL_DRM_FORMAT_YUYV:
- dri_format = __DRI_IMAGE_FORMAT_ARGB8888;
gbm_format = GBM_FORMAT_YUYV;
break;
default:
case GBM_BO_IMPORT_EGL_IMAGE:
{
- if (dri->lookup_image == NULL)
+ int dri_format;
+ if (dri->lookup_image == NULL) {
+ errno = EINVAL;
return NULL;
+ }
image = dri->lookup_image(dri->screen, buffer, dri->lookup_user_data);
+ image = dri->image->dupImage(image, NULL);
dri->image->queryImage(image, __DRI_IMAGE_ATTRIB_FORMAT, &dri_format);
gbm_format = gbm_dri_to_gbm_format(dri_format);
- dri->image->queryImage(image, __DRI_IMAGE_ATTRIB_STRIDE, &stride);
- offset = 0;
- cpp = 4;
+ if (gbm_format == 0) {
+ errno = EINVAL;
+ return NULL;
+ }
+ break;
+ }
+
+ case GBM_BO_IMPORT_FD:
+ {
+ struct gbm_import_fd_data *fd_data = buffer;
+ int stride = fd_data->stride, offset = 0;
+ int dri_format;
+
+ switch (fd_data->format) {
+ case GBM_BO_FORMAT_XRGB8888:
+ dri_format = GBM_FORMAT_XRGB8888;
+ break;
+ case GBM_BO_FORMAT_ARGB8888:
+ dri_format = GBM_FORMAT_ARGB8888;
+ break;
+ default:
+ dri_format = fd_data->format;
+ }
+
+ image = dri->image->createImageFromFds(dri->screen,
+ fd_data->width,
+ fd_data->height,
+ dri_format,
+ &fd_data->fd, 1,
+ &stride, &offset,
+ NULL);
+ if (image == NULL) {
+ errno = EINVAL;
+ return NULL;
+ }
+ gbm_format = fd_data->format;
break;
}
default:
+ errno = ENOSYS;
return NULL;
}
if (bo == NULL)
return NULL;
- dri->image->queryImage(image, __DRI_IMAGE_ATTRIB_WIDTH, &width);
- dri->image->queryImage(image, __DRI_IMAGE_ATTRIB_HEIGHT, &height);
-
- bo->image = dri->image->createSubImage(image,
- width, height, dri_format,
- offset, stride / cpp, NULL);
-
+ bo->image = image;
if (usage & GBM_BO_USE_SCANOUT)
dri_use |= __DRI_IMAGE_USE_SCANOUT;
- if (usage & GBM_BO_USE_CURSOR_64X64)
+ if (usage & GBM_BO_USE_CURSOR)
dri_use |= __DRI_IMAGE_USE_CURSOR;
if (dri->image->base.version >= 2 &&
!dri->image->validateUsage(bo->image, dri_use)) {
+ errno = EINVAL;
free(bo);
return NULL;
}
bo->base.base.gbm = gbm;
- bo->base.base.width = width;
- bo->base.base.height = height;
- bo->base.base.stride = stride;
bo->base.base.format = gbm_format;
+
+ dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_WIDTH,
+ (int*)&bo->base.base.width);
+ dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_HEIGHT,
+ (int*)&bo->base.base.height);
+ dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_STRIDE,
+ (int*)&bo->base.base.stride);
dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_HANDLE,
&bo->base.base.handle.s32);
}
static struct gbm_bo *
-gbm_dri_bo_create(struct gbm_device *gbm,
+create_dumb(struct gbm_device *gbm,
uint32_t width, uint32_t height,
uint32_t format, uint32_t usage)
{
struct gbm_dri_device *dri = gbm_dri_device(gbm);
+ struct drm_mode_create_dumb create_arg;
struct gbm_dri_bo *bo;
- int dri_format;
- unsigned dri_use = 0;
+ struct drm_mode_destroy_dumb destroy_arg;
+ int ret;
+ int is_cursor, is_scanout;
+
+ is_cursor = (usage & GBM_BO_USE_CURSOR) != 0 &&
+ format == GBM_FORMAT_ARGB8888;
+ is_scanout = (usage & GBM_BO_USE_SCANOUT) != 0 &&
+ format == GBM_FORMAT_XRGB8888;
+ if (!is_cursor && !is_scanout) {
+ errno = EINVAL;
+ return NULL;
+ }
bo = calloc(1, sizeof *bo);
if (bo == NULL)
return NULL;
+ memset(&create_arg, 0, sizeof(create_arg));
+ create_arg.bpp = 32;
+ create_arg.width = width;
+ create_arg.height = height;
+
+ ret = drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_CREATE_DUMB, &create_arg);
+ if (ret)
+ goto free_bo;
+
bo->base.base.gbm = gbm;
bo->base.base.width = width;
bo->base.base.height = height;
+ bo->base.base.stride = create_arg.pitch;
+ bo->base.base.format = format;
+ bo->base.base.handle.u32 = create_arg.handle;
+ bo->handle = create_arg.handle;
+ bo->size = create_arg.size;
- if (usage & GBM_BO_USE_WRITE) {
- int ret;
- unsigned attrs[7] = {
- KMS_WIDTH, 64,
- KMS_HEIGHT, 64,
- KMS_BO_TYPE, KMS_BO_TYPE_SCANOUT_X8R8G8B8,
- KMS_TERMINATE_PROP_LIST,
- };
+ if (gbm_dri_bo_map_dumb(bo) == NULL)
+ goto destroy_dumb;
- if (!(usage & GBM_BO_USE_CURSOR_64X64))
- return NULL;
+ return &bo->base.base;
- if (dri->kms == NULL)
- return NULL;
+destroy_dumb:
+ memset(&destroy_arg, 0, sizeof destroy_arg);
+ destroy_arg.handle = create_arg.handle;
+ drmIoctl(dri->base.base.fd, DRM_IOCTL_MODE_DESTROY_DUMB, &destroy_arg);
+free_bo:
+ free(bo);
- ret = kms_bo_create(dri->kms, attrs, &bo->bo);
- if (ret < 0) {
- free(bo);
- return NULL;
- }
+ return NULL;
+}
- kms_bo_get_prop(bo->bo, KMS_PITCH, &bo->base.base.stride);
- kms_bo_get_prop(bo->bo, KMS_HANDLE, (unsigned*)&bo->base.base.handle);
+static struct gbm_bo *
+gbm_dri_bo_create(struct gbm_device *gbm,
+ uint32_t width, uint32_t height,
+ uint32_t format, uint32_t usage)
+{
+ struct gbm_dri_device *dri = gbm_dri_device(gbm);
+ struct gbm_dri_bo *bo;
+ int dri_format;
+ unsigned dri_use = 0;
- return &bo->base.base;
- }
+ if (usage & GBM_BO_USE_WRITE || dri->image == NULL)
+ return create_dumb(gbm, width, height, format, usage);
+
+ bo = calloc(1, sizeof *bo);
+ if (bo == NULL)
+ return NULL;
+
+ bo->base.base.gbm = gbm;
+ bo->base.base.width = width;
+ bo->base.base.height = height;
+ bo->base.base.format = format;
switch (format) {
+ case GBM_FORMAT_R8:
+ dri_format = __DRI_IMAGE_FORMAT_R8;
+ break;
+ case GBM_FORMAT_GR88:
+ dri_format = __DRI_IMAGE_FORMAT_GR88;
+ break;
case GBM_FORMAT_RGB565:
- dri_format =__DRI_IMAGE_FORMAT_RGB565;
+ dri_format = __DRI_IMAGE_FORMAT_RGB565;
break;
case GBM_FORMAT_XRGB8888:
case GBM_BO_FORMAT_XRGB8888:
case GBM_FORMAT_ABGR8888:
dri_format = __DRI_IMAGE_FORMAT_ABGR8888;
break;
+ case GBM_FORMAT_XBGR8888:
+ dri_format = __DRI_IMAGE_FORMAT_XBGR8888;
+ break;
+ case GBM_FORMAT_ARGB2101010:
+ dri_format = __DRI_IMAGE_FORMAT_ARGB2101010;
+ break;
+ case GBM_FORMAT_XRGB2101010:
+ dri_format = __DRI_IMAGE_FORMAT_XRGB2101010;
+ break;
default:
- return NULL;
+ errno = EINVAL;
+ goto failed;
}
if (usage & GBM_BO_USE_SCANOUT)
dri_use |= __DRI_IMAGE_USE_SCANOUT;
- if (usage & GBM_BO_USE_CURSOR_64X64)
+ if (usage & GBM_BO_USE_CURSOR)
dri_use |= __DRI_IMAGE_USE_CURSOR;
- if (usage & GBM_BO_USE_WRITE)
- dri_use |= __DRI_IMAGE_USE_WRITE;
+ if (usage & GBM_BO_USE_LINEAR)
+ dri_use |= __DRI_IMAGE_USE_LINEAR;
/* Gallium drivers requires shared in order to get the handle/stride */
dri_use |= __DRI_IMAGE_USE_SHARE;
dri_format, dri_use,
bo);
if (bo->image == NULL)
- return NULL;
+ goto failed;
dri->image->queryImage(bo->image, __DRI_IMAGE_ATTRIB_HANDLE,
&bo->base.base.handle.s32);
(int *) &bo->base.base.stride);
return &bo->base.base;
+
+failed:
+ free(bo);
+ return NULL;
+}
+
+static void *
+gbm_dri_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)
+{
+ struct gbm_dri_device *dri = gbm_dri_device(_bo->gbm);
+ struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
+
+ /* If it's a dumb buffer, we already have a mapping */
+ if (bo->map) {
+ *map_data = (char *)bo->map + (bo->base.base.stride * y) + (x * 4);
+ *stride = bo->base.base.stride;
+ return *map_data;
+ }
+
+ if (!dri->image || dri->image->base.version < 12 || !dri->image->mapImage) {
+ errno = ENOSYS;
+ return NULL;
+ }
+
+ mtx_lock(&dri->mutex);
+ if (!dri->context)
+ dri->context = dri->dri2->createNewContext(dri->screen, NULL,
+ NULL, NULL);
+ assert(dri->context);
+ mtx_unlock(&dri->mutex);
+
+ /* GBM flags and DRI flags are the same, so just pass them on */
+ return dri->image->mapImage(dri->context, bo->image, x, y,
+ width, height, flags, (int *)stride,
+ map_data);
}
+static void
+gbm_dri_bo_unmap(struct gbm_bo *_bo, void *map_data)
+{
+ struct gbm_dri_device *dri = gbm_dri_device(_bo->gbm);
+ struct gbm_dri_bo *bo = gbm_dri_bo(_bo);
+
+ /* Check if it's a dumb buffer and check the pointer is in range */
+ if (bo->map) {
+ assert(map_data >= bo->map);
+ assert(map_data < (bo->map + bo->size));
+ return;
+ }
+
+ if (!dri->context || !dri->image ||
+ dri->image->base.version < 12 || !dri->image->unmapImage)
+ return;
+
+ dri->image->unmapImage(dri->context, bo->image, map_data);
+}
+
+
static struct gbm_surface *
gbm_dri_surface_create(struct gbm_device *gbm,
uint32_t width, uint32_t height,
dri_destroy(struct gbm_device *gbm)
{
struct gbm_dri_device *dri = gbm_dri_device(gbm);
+ unsigned i;
+
+ if (dri->context)
+ dri->core->destroyContext(dri->context);
dri->core->destroyScreen(dri->screen);
+ for (i = 0; dri->driver_configs[i]; i++)
+ free((__DRIconfig *) dri->driver_configs[i]);
free(dri->driver_configs);
dlclose(dri->driver);
free(dri->base.driver_name);
dri_device_create(int fd)
{
struct gbm_dri_device *dri;
- int ret;
+ int ret, force_sw;
dri = calloc(1, sizeof *dri);
+ if (!dri)
+ return NULL;
dri->base.base.fd = fd;
dri->base.base.bo_create = gbm_dri_bo_create;
dri->base.base.bo_import = gbm_dri_bo_import;
+ dri->base.base.bo_map = gbm_dri_bo_map;
+ dri->base.base.bo_unmap = gbm_dri_bo_unmap;
dri->base.base.is_format_supported = gbm_dri_is_format_supported;
dri->base.base.bo_write = gbm_dri_bo_write;
+ dri->base.base.bo_get_fd = gbm_dri_bo_get_fd;
dri->base.base.bo_destroy = gbm_dri_bo_destroy;
dri->base.base.destroy = dri_destroy;
dri->base.base.surface_create = gbm_dri_surface_create;
dri->base.type = GBM_DRM_DRIVER_TYPE_DRI;
dri->base.base.name = "drm";
- kms_create(fd, &dri->kms);
- if (dri->kms == NULL)
- goto err_kms;
+ mtx_init(&dri->mutex, mtx_plain);
+
+ force_sw = getenv("GBM_ALWAYS_SOFTWARE") != NULL;
+ if (!force_sw) {
+ ret = dri_screen_create(dri);
+ if (ret)
+ ret = dri_screen_create_sw(dri);
+ } else {
+ ret = dri_screen_create_sw(dri);
+ }
- ret = dri_screen_create(dri);
if (ret)
goto err_dri;
return &dri->base.base;
err_dri:
- kms_destroy(&dri->kms);
-err_kms:
free(dri);
+
return NULL;
}