1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * VRFB Rotation Engine 2 * VRFB Rotation Engine
4 * 3 *
5 * Copyright (C) 2009 Nokia Corporation 4 * Copyright (C) 2009 Nokia Corporation
6 * Author: Tomi Valkeinen <tomi.valkeinen@noki 5 * Author: Tomi Valkeinen <tomi.valkeinen@nokia.com>
>> 6 *
>> 7 * This program is free software; you can redistribute it and/or modify
>> 8 * it under the terms of the GNU General Public License version 2 as
>> 9 * published by the Free Software Foundation.
>> 10 *
>> 11 * This program is distributed in the hope that it will be useful, but
>> 12 * WITHOUT ANY WARRANTY; without even the implied warranty of
>> 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
>> 14 * General Public License for more details.
>> 15 *
>> 16 * You should have received a copy of the GNU General Public License along
>> 17 * with this program; if not, write to the Free Software Foundation, Inc.,
>> 18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
7 */ 19 */
8 20
9 #ifndef __OMAP_VRFB_H__ 21 #ifndef __OMAP_VRFB_H__
10 #define __OMAP_VRFB_H__ 22 #define __OMAP_VRFB_H__
11 23
12 #define OMAP_VRFB_LINE_LEN 2048 24 #define OMAP_VRFB_LINE_LEN 2048
13 25
14 struct vrfb { 26 struct vrfb {
15 u8 context; 27 u8 context;
16 void __iomem *vaddr[4]; 28 void __iomem *vaddr[4];
17 unsigned long paddr[4]; 29 unsigned long paddr[4];
18 u16 xres; 30 u16 xres;
19 u16 yres; 31 u16 yres;
20 u16 xoffset; 32 u16 xoffset;
21 u16 yoffset; 33 u16 yoffset;
22 u8 bytespp; 34 u8 bytespp;
23 bool yuv_mode; 35 bool yuv_mode;
24 }; 36 };
25 37
26 #ifdef CONFIG_OMAP2_VRFB 38 #ifdef CONFIG_OMAP2_VRFB
27 extern bool omap_vrfb_supported(void); 39 extern bool omap_vrfb_supported(void);
28 extern int omap_vrfb_request_ctx(struct vrfb * 40 extern int omap_vrfb_request_ctx(struct vrfb *vrfb);
29 extern void omap_vrfb_release_ctx(struct vrfb 41 extern void omap_vrfb_release_ctx(struct vrfb *vrfb);
30 extern void omap_vrfb_adjust_size(u16 *width, 42 extern void omap_vrfb_adjust_size(u16 *width, u16 *height,
31 u8 bytespp); 43 u8 bytespp);
32 extern u32 omap_vrfb_min_phys_size(u16 width, 44 extern u32 omap_vrfb_min_phys_size(u16 width, u16 height, u8 bytespp);
33 extern u16 omap_vrfb_max_height(u32 phys_size, 45 extern u16 omap_vrfb_max_height(u32 phys_size, u16 width, u8 bytespp);
34 extern void omap_vrfb_setup(struct vrfb *vrfb, 46 extern void omap_vrfb_setup(struct vrfb *vrfb, unsigned long paddr,
35 u16 width, u16 height, 47 u16 width, u16 height,
36 unsigned bytespp, bool yuv_mod 48 unsigned bytespp, bool yuv_mode);
37 extern int omap_vrfb_map_angle(struct vrfb *vr 49 extern int omap_vrfb_map_angle(struct vrfb *vrfb, u16 height, u8 rot);
38 extern void omap_vrfb_restore_context(void); 50 extern void omap_vrfb_restore_context(void);
39 51
40 #else 52 #else
41 static inline bool omap_vrfb_supported(void) { 53 static inline bool omap_vrfb_supported(void) { return false; }
42 static inline int omap_vrfb_request_ctx(struct 54 static inline int omap_vrfb_request_ctx(struct vrfb *vrfb) { return 0; }
43 static inline void omap_vrfb_release_ctx(struc 55 static inline void omap_vrfb_release_ctx(struct vrfb *vrfb) {}
44 static inline void omap_vrfb_adjust_size(u16 * 56 static inline void omap_vrfb_adjust_size(u16 *width, u16 *height,
45 u8 bytespp) {} 57 u8 bytespp) {}
46 static inline u32 omap_vrfb_min_phys_size(u16 58 static inline u32 omap_vrfb_min_phys_size(u16 width, u16 height, u8 bytespp)
47 { return 0; } 59 { return 0; }
48 static inline u16 omap_vrfb_max_height(u32 phy 60 static inline u16 omap_vrfb_max_height(u32 phys_size, u16 width, u8 bytespp)
49 { return 0; } 61 { return 0; }
50 static inline void omap_vrfb_setup(struct vrfb 62 static inline void omap_vrfb_setup(struct vrfb *vrfb, unsigned long paddr,
51 u16 width, u16 height, unsigne 63 u16 width, u16 height, unsigned bytespp, bool yuv_mode) {}
52 static inline int omap_vrfb_map_angle(struct v 64 static inline int omap_vrfb_map_angle(struct vrfb *vrfb, u16 height, u8 rot)
53 { return 0; } 65 { return 0; }
54 static inline void omap_vrfb_restore_context(v 66 static inline void omap_vrfb_restore_context(void) {}
55 #endif 67 #endif
56 #endif /* __VRFB_H */ 68 #endif /* __VRFB_H */
57 69
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