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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/media/video/et61x251/et61x251_sensor.h
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'drivers/media/video/et61x251/et61x251_sensor.h')
-rw-r--r--drivers/media/video/et61x251/et61x251_sensor.h108
1 files changed, 108 insertions, 0 deletions
diff --git a/drivers/media/video/et61x251/et61x251_sensor.h b/drivers/media/video/et61x251/et61x251_sensor.h
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+++ b/drivers/media/video/et61x251/et61x251_sensor.h
@@ -0,0 +1,108 @@
+/***************************************************************************
+ * API for image sensors connected to ET61X[12]51 PC Camera Controllers *
+ * *
+ * Copyright (C) 2006-2007 by Luca Risolia <luca.risolia@studio.unibo.it> *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA. *
+ ***************************************************************************/
+
+#ifndef _ET61X251_SENSOR_H_
+#define _ET61X251_SENSOR_H_
+
+#include <linux/usb.h>
+#include <linux/videodev2.h>
+#include <linux/device.h>
+#include <linux/stddef.h>
+#include <linux/errno.h>
+#include <asm/types.h>
+
+struct et61x251_device;
+struct et61x251_sensor;
+
+/*****************************************************************************/
+
+extern int et61x251_probe_tas5130d1b(struct et61x251_device* cam);
+
+#define ET61X251_SENSOR_TABLE \
+/* Weak detections must go at the end of the list */ \
+static int (*et61x251_sensor_table[])(struct et61x251_device*) = { \
+ &et61x251_probe_tas5130d1b, \
+ NULL, \
+};
+
+extern struct et61x251_device*
+et61x251_match_id(struct et61x251_device* cam, const struct usb_device_id *id);
+
+extern void
+et61x251_attach_sensor(struct et61x251_device* cam,
+ const struct et61x251_sensor* sensor);
+
+/*****************************************************************************/
+
+extern int et61x251_write_reg(struct et61x251_device*, u8 value, u16 index);
+extern int et61x251_i2c_raw_write(struct et61x251_device*, u8 n, u8 data1,
+ u8 data2, u8 data3, u8 data4, u8 data5,
+ u8 data6, u8 data7, u8 data8, u8 address);
+
+/*****************************************************************************/
+
+enum et61x251_i2c_sysfs_ops {
+ ET61X251_I2C_READ = 0x01,
+ ET61X251_I2C_WRITE = 0x02,
+};
+
+enum et61x251_i2c_interface {
+ ET61X251_I2C_2WIRES,
+ ET61X251_I2C_3WIRES,
+};
+
+/* Repeat start condition when RSTA is high */
+enum et61x251_i2c_rsta {
+ ET61X251_I2C_RSTA_STOP = 0x00, /* stop then start */
+ ET61X251_I2C_RSTA_REPEAT = 0x01, /* repeat start */
+};
+
+#define ET61X251_MAX_CTRLS (V4L2_CID_LASTP1-V4L2_CID_BASE+10)
+
+struct et61x251_sensor {
+ char name[32];
+
+ enum et61x251_i2c_sysfs_ops sysfs_ops;
+
+ enum et61x251_i2c_interface interface;
+ u8 i2c_slave_id;
+ enum et61x251_i2c_rsta rsta;
+ struct v4l2_rect active_pixel; /* left and top define FVSX and FVSY */
+
+ struct v4l2_queryctrl qctrl[ET61X251_MAX_CTRLS];
+ struct v4l2_cropcap cropcap;
+ struct v4l2_pix_format pix_format;
+
+ int (*init)(struct et61x251_device* cam);
+ int (*get_ctrl)(struct et61x251_device* cam,
+ struct v4l2_control* ctrl);
+ int (*set_ctrl)(struct et61x251_device* cam,
+ const struct v4l2_control* ctrl);
+ int (*set_crop)(struct et61x251_device* cam,
+ const struct v4l2_rect* rect);
+ int (*set_pix_format)(struct et61x251_device* cam,
+ const struct v4l2_pix_format* pix);
+
+ /* Private */
+ struct v4l2_queryctrl _qctrl[ET61X251_MAX_CTRLS];
+ struct v4l2_rect _rect;
+};
+
+#endif /* _ET61X251_SENSOR_H_ */