unregister_framebuffer - releases a frame buffer device
2. SYNOPSIS ▲
int unregister_framebuffer(struct fb_info * fb_info );
3. ARGUMENTS ▲
frame buffer info structure
4. DESCRIPTION ▲
Unregisters a frame buffer device fb_info.
Returns negative errno on error, or zero for success.
This function will also notify the framebuffer console to release the driver.
This is meant to be called within a driverAqs module_exit function. If this is called outside module_exit, ensure that the driver implements fb_open and fb_release to check that no processes are using the device.
5. COPYRIGHT ▲