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drm: Make ioctls available for in-kernel clients

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Make ioctl wrappers for functions that will be used by the in-kernel API.
The following functions are touched:
- drm_mode_create_dumb_ioctl()
- drm_mode_destroy_dumb_ioctl()
- drm_mode_addfb()
- drm_mode_rmfb()

Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20180618141739.48151-4-noralf@tronnes.org
This commit is contained in:
Noralf Trønnes
2018-06-18 16:17:30 +02:00
parent 7eeaeb90a6
commit d30827ce0d
4 changed files with 66 additions and 32 deletions
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33
drivers/gpu/drm/drm_dumb_buffers.c
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@@ -53,10 +53,10 @@
* a hardware-specific ioctl to allocate suitable buffer objects.
*/
int drm_mode_create_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
int drm_mode_create_dumb(struct drm_device *dev,
struct drm_mode_create_dumb *args,
struct drm_file *file_priv)
{
struct drm_mode_create_dumb *args = data;
u32 cpp, stride, size;
if (!dev->driver->dumb_create)
@@ -91,6 +91,12 @@ int drm_mode_create_dumb_ioctl(struct drm_device *dev,
return dev->driver->dumb_create(file_priv, dev, args);
}
int drm_mode_create_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
return drm_mode_create_dumb(dev, data, file_priv);
}
/**
* drm_mode_mmap_dumb_ioctl - create an mmap offset for a dumb backing storage buffer
* @dev: DRM device
@@ -122,17 +128,22 @@ int drm_mode_mmap_dumb_ioctl(struct drm_device *dev,
&args->offset);
}
int drm_mode_destroy_dumb(struct drm_device *dev, u32 handle,
struct drm_file *file_priv)
{
if (!dev->driver->dumb_create)
return -ENOSYS;
if (dev->driver->dumb_destroy)
return dev->driver->dumb_destroy(file_priv, dev, handle);
else
return drm_gem_dumb_destroy(file_priv, dev, handle);
}
int drm_mode_destroy_dumb_ioctl(struct drm_device *dev,
void *data, struct drm_file *file_priv)
{
struct drm_mode_destroy_dumb *args = data;
if (!dev->driver->dumb_create)
return -ENOSYS;
if (dev->driver->dumb_destroy)
return dev->driver->dumb_destroy(file_priv, dev, args->handle);
else
return drm_gem_dumb_destroy(file_priv, dev, args->handle);
return drm_mode_destroy_dumb(dev, args->handle, file_priv);
}