diff options
Diffstat (limited to 'include/drm/drm_drv.h')
| -rw-r--r-- | include/drm/drm_drv.h | 53 |
1 files changed, 23 insertions, 30 deletions
diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 8878260d7529..9952b846c170 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -34,6 +34,9 @@ #include <drm/drm_device.h> +struct dmem_cgroup_region; +struct drm_fb_helper; +struct drm_fb_helper_surface_size; struct drm_file; struct drm_gem_object; struct drm_master; @@ -229,34 +232,6 @@ struct drm_driver { void (*postclose) (struct drm_device *, struct drm_file *); /** - * @lastclose: - * - * Called when the last &struct drm_file has been closed and there's - * currently no userspace client for the &struct drm_device. - * - * Modern drivers should only use this to force-restore the fbdev - * framebuffer using drm_fb_helper_restore_fbdev_mode_unlocked(). - * Anything else would indicate there's something seriously wrong. - * Modern drivers can also use this to execute delayed power switching - * state changes, e.g. in conjunction with the :ref:`vga_switcheroo` - * infrastructure. - * - * This is called after @postclose hook has been called. - * - * NOTE: - * - * All legacy drivers use this callback to de-initialize the hardware. - * This is purely because of the shadow-attach model, where the DRM - * kernel driver does not really own the hardware. Instead ownershipe is - * handled with the help of userspace through an inheritedly racy dance - * to set/unset the VT into raw mode. - * - * Legacy drivers initialize the hardware in the @firstopen callback, - * which isn't even called for modern drivers. - */ - void (*lastclose) (struct drm_device *); - - /** * @unload: * * Reverse the effects of the driver load callback. Ideally, @@ -395,6 +370,22 @@ struct drm_driver { uint64_t *offset); /** + * @fbdev_probe: + * + * Allocates and initialize the fb_info structure for fbdev emulation. + * Furthermore it also needs to allocate the DRM framebuffer used to + * back the fbdev. + * + * This callback is mandatory for fbdev support. + * + * Returns: + * + * 0 on success ot a negative error code otherwise. + */ + int (*fbdev_probe)(struct drm_fb_helper *fbdev_helper, + struct drm_fb_helper_surface_size *sizes); + + /** * @show_fdinfo: * * Print device specific fdinfo. See Documentation/gpu/drm-usage-stats.rst. @@ -411,8 +402,6 @@ struct drm_driver { char *name; /** @desc: driver description */ char *desc; - /** @date: driver date */ - char *date; /** * @driver_features: @@ -448,6 +437,10 @@ void *__devm_drm_dev_alloc(struct device *parent, const struct drm_driver *driver, size_t size, size_t offset); +struct dmem_cgroup_region * +drmm_cgroup_register_region(struct drm_device *dev, + const char *region_name, u64 size); + /** * devm_drm_dev_alloc - Resource managed allocation of a &drm_device instance * @parent: Parent device object |