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smiapp-quirk.h
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1 /*
2  * drivers/media/i2c/smiapp/smiapp-quirk.h
3  *
4  * Generic driver for SMIA/SMIA++ compliant camera modules
5  *
6  * Copyright (C) 2011--2012 Nokia Corporation
7  * Contact: Sakari Ailus <[email protected]>
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_QUIRK__
26 #define __SMIAPP_QUIRK__
27 
28 struct smiapp_sensor;
29 
39 struct smiapp_quirk {
40  int (*limits)(struct smiapp_sensor *sensor);
41  int (*post_poweron)(struct smiapp_sensor *sensor);
42  int (*pre_streamon)(struct smiapp_sensor *sensor);
43  int (*post_streamoff)(struct smiapp_sensor *sensor);
44  const struct smia_reg *regs;
45  unsigned long flags;
46 };
47 
48 /* op pix clock is for all lanes in total normally */
49 #define SMIAPP_QUIRK_FLAG_OP_PIX_CLOCK_PER_LANE (1 << 0)
50 #define SMIAPP_QUIRK_FLAG_8BIT_READ_ONLY (1 << 1)
51 
52 struct smiapp_reg_8 {
55 };
56 
57 void smiapp_replace_limit(struct smiapp_sensor *sensor,
58  u32 limit, u32 val);
59 bool smiapp_quirk_reg(struct smiapp_sensor *sensor,
60  u32 reg, u32 *val);
61 
62 #define SMIAPP_MK_QUIRK_REG(_reg, _val) \
63  { \
64  .type = (_reg >> 16), \
65  .reg = (u16)_reg, \
66  .val = _val, \
67  }
68 
69 #define smiapp_call_quirk(_sensor, _quirk, ...) \
70  (_sensor->minfo.quirk && \
71  _sensor->minfo.quirk->_quirk ? \
72  _sensor->minfo.quirk->_quirk(_sensor, ##__VA_ARGS__) : 0)
73 
74 #define smiapp_needs_quirk(_sensor, _quirk) \
75  (_sensor->minfo.quirk ? \
76  _sensor->minfo.quirk->flags & _quirk : 0)
77 
78 extern const struct smiapp_quirk smiapp_jt8ev1_quirk;
79 extern const struct smiapp_quirk smiapp_imx125es_quirk;
80 extern const struct smiapp_quirk smiapp_jt8ew9_quirk;
81 extern const struct smiapp_quirk smiapp_tcm8500md_quirk;
82 
83 #endif /* __SMIAPP_QUIRK__ */