Commit 17a7b0b4 authored Oct 07, 2015 by Lars Svensson Committed by Greg Kroah-Hartman Oct 13, 2015

fb.h: Provide alternate screen_base pointer



Some drivers use member screen_base of struct fb_info to store non-
__iomem pointers, creating the need for ugly __force typecasts to
avoid sparse warnings. This adds an alternate pointer without the
__iomem qualifyer for this use.

Signed-off-by: Lars Svensson <lars1.svensson@sonymobile.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent e9f68065

include/linux/fb.h

+4 −1

Original line number	Diff line number	Diff line
		@@ -483,7 +483,10 @@ struct fb_info {
		#ifdef CONFIG_FB_TILEBLITTING
		struct fb_tile_ops tileops; / Tile Blitting */
		#endif
		union {
		char __iomem screen_base; / Virtual address */
		char *screen_buffer;
		};
		unsigned long screen_size; /* Amount of ioremapped VRAM or 0 */
		void pseudo_palette; / Fake palette of 16 colors */
		#define FBINFO_STATE_RUNNING 0