Edit File: omapvrfb.h
/* * VRFB Rotation Engine * * Copyright (C) 2009 Nokia Corporation * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #ifndef __OMAP_VRFB_H__ #define __OMAP_VRFB_H__ #define OMAP_VRFB_LINE_LEN 2048 struct vrfb { u8 context; void __iomem *vaddr[4]; unsigned long paddr[4]; u16 xres; u16 yres; u16 xoffset; u16 yoffset; u8 bytespp; bool yuv_mode; }; #ifdef CONFIG_OMAP2_VRFB extern bool omap_vrfb_supported(void); extern int omap_vrfb_request_ctx(struct vrfb *vrfb); extern void omap_vrfb_release_ctx(struct vrfb *vrfb); extern void omap_vrfb_adjust_size(u16 *width, u16 *height, u8 bytespp); extern u32 omap_vrfb_min_phys_size(u16 width, u16 height, u8 bytespp); extern u16 omap_vrfb_max_height(u32 phys_size, u16 width, u8 bytespp); extern void omap_vrfb_setup(struct vrfb *vrfb, unsigned long paddr, u16 width, u16 height, unsigned bytespp, bool yuv_mode); extern int omap_vrfb_map_angle(struct vrfb *vrfb, u16 height, u8 rot); extern void omap_vrfb_restore_context(void); #else static inline bool omap_vrfb_supported(void) { return false; } static inline int omap_vrfb_request_ctx(struct vrfb *vrfb) { return 0; } static inline void omap_vrfb_release_ctx(struct vrfb *vrfb) {} static inline void omap_vrfb_adjust_size(u16 *width, u16 *height, u8 bytespp) {} static inline u32 omap_vrfb_min_phys_size(u16 width, u16 height, u8 bytespp) { return 0; } static inline u16 omap_vrfb_max_height(u32 phys_size, u16 width, u8 bytespp) { return 0; } static inline void omap_vrfb_setup(struct vrfb *vrfb, unsigned long paddr, u16 width, u16 height, unsigned bytespp, bool yuv_mode) {} static inline int omap_vrfb_map_angle(struct vrfb *vrfb, u16 height, u8 rot) { return 0; } static inline void omap_vrfb_restore_context(void) {} #endif #endif /* __VRFB_H */