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1 | /* | |
2 | * include/media/smiapp/smiapp-regs.h | |
3 | * | |
4 | * Generic driver for SMIA/SMIA++ compliant camera modules | |
5 | * | |
6 | * Copyright (C) 2011--2012 Nokia Corporation | |
7 | * Contact: Sakari Ailus <sakari.ailus@iki.fi> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License | |
11 | * version 2 as published by the Free Software Foundation. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, but | |
14 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | * General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA | |
21 | * 02110-1301 USA | |
22 | * | |
23 | */ | |
24 | ||
25 | #ifndef SMIAPP_REGS_H | |
26 | #define SMIAPP_REGS_H | |
27 | ||
28 | #include <linux/i2c.h> | |
29 | #include <linux/types.h> | |
30 | ||
31 | #define SMIAPP_REG_ADDR(reg) ((u16)reg) | |
32 | #define SMIAPP_REG_WIDTH(reg) ((u8)(reg >> 16)) | |
33 | #define SMIAPP_REG_FLAGS(reg) ((u8)(reg >> 24)) | |
34 | ||
35 | /* Use upper 8 bits of the type field for flags */ | |
36 | #define SMIAPP_REG_FLAG_FLOAT (1 << 24) | |
37 | ||
38 | #define SMIAPP_REG_8BIT 1 | |
39 | #define SMIAPP_REG_16BIT 2 | |
40 | #define SMIAPP_REG_32BIT 4 | |
41 | ||
42 | struct smiapp_sensor; | |
43 | ||
44 | int smiapp_read_no_quirk(struct smiapp_sensor *sensor, u32 reg, u32 *val); | |
45 | int smiapp_read(struct smiapp_sensor *sensor, u32 reg, u32 *val); | |
46 | int smiapp_read_8only(struct smiapp_sensor *sensor, u32 reg, u32 *val); | |
47 | int smiapp_write_no_quirk(struct smiapp_sensor *sensor, u32 reg, u32 val); | |
48 | int smiapp_write(struct smiapp_sensor *sensor, u32 reg, u32 val); | |
49 | ||
50 | #endif |