| /* | |
| * 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 */ |