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authorMauro Carvalho Chehab <mchehab@redhat.com>2012-08-14 15:23:43 -0400
committerMauro Carvalho Chehab <mchehab@redhat.com>2012-08-15 15:42:14 -0400
commitcb7a01ac324bf2ee2c666f37ac867e4135f9785a (patch)
tree7246b915a9334d4bc823c93ba9acab65ef882678 /drivers/media/i2c/smiapp/smiapp-quirk.h
parentf0af8fa4dad0839f844fd0633e1936493f6d685a (diff)
[media] move i2c files into drivers/media/i2c
Move ancillary I2C drivers into drivers/media/i2c, in order to better organize them. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/i2c/smiapp/smiapp-quirk.h')
-rw-r--r--drivers/media/i2c/smiapp/smiapp-quirk.h83
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/media/i2c/smiapp/smiapp-quirk.h b/drivers/media/i2c/smiapp/smiapp-quirk.h
new file mode 100644
index 000000000000..86fd3e8bfb0f
--- /dev/null
+++ b/drivers/media/i2c/smiapp/smiapp-quirk.h
@@ -0,0 +1,83 @@
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 <sakari.ailus@maxwell.research.nokia.com>
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
28struct smiapp_sensor;
29
30/**
31 * struct smiapp_quirk - quirks for sensors that deviate from SMIA++ standard
32 *
33 * @limits: Replace sensor->limits with values which can't be read from
34 * sensor registers. Called the first time the sensor is powered up.
35 * @post_poweron: Called always after the sensor has been fully powered on.
36 * @pre_streamon: Called just before streaming is enabled.
37 * @post_streamon: Called right after stopping streaming.
38 */
39struct 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
52struct smiapp_reg_8 {
53 u16 reg;
54 u8 val;
55};
56
57void smiapp_replace_limit(struct smiapp_sensor *sensor,
58 u32 limit, u32 val);
59bool 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
78extern const struct smiapp_quirk smiapp_jt8ev1_quirk;
79extern const struct smiapp_quirk smiapp_imx125es_quirk;
80extern const struct smiapp_quirk smiapp_jt8ew9_quirk;
81extern const struct smiapp_quirk smiapp_tcm8500md_quirk;
82
83#endif /* __SMIAPP_QUIRK__ */