diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-13 14:03:59 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-13 14:03:59 -0700 |
commit | cf2fa66055d718ae13e62451bb546505f63906a2 (patch) | |
tree | e206d3f04e74a34e9aa88d21af6c26eea21d4121 /drivers/media/video/gspca/m5602/m5602_bridge.h | |
parent | 4501a466f28788485604ee42641d7a5fe7258d16 (diff) | |
parent | 57f51dbc45f65f7ee1e8c8f77200bb8000e3e271 (diff) |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (313 commits)
V4L/DVB (9186): Added support for Prof 7300 DVB-S/S2 cards
V4L/DVB (9185): S2API: Ensure we have a reasonable ROLLOFF default
V4L/DVB (9184): cx24116: Change the default SNR units back to percentage by default.
V4L/DVB (9183): S2API: Return error of the caller provides 0 commands.
V4L/DVB (9182): S2API: Added support for DTV_HIERARCHY
V4L/DVB (9181): S2API: Add support fot DTV_GUARD_INTERVAL and DTV_TRANSMISSION_MODE
V4L/DVB (9180): S2API: Added support for DTV_CODE_RATE_HP/LP
V4L/DVB (9179): S2API: frontend.h cleanup
V4L/DVB (9178): cx24116: Add module parameter to return SNR as ESNO.
V4L/DVB (9177): S2API: Change _8PSK / _16APSK to PSK_8 and APSK_16
V4L/DVB (9176): Add support for DvbWorld USB cards with STV0288 demodulator.
V4L/DVB (9175): Remove NULL pointer in stb6000 driver.
V4L/DVB (9174): Allow custom inittab for ST STV0288 demodulator.
V4L/DVB (9173): S2API: Remove the hardcoded command limit during validation
V4L/DVB (9172): S2API: Bugfix related to DVB-S / DVB-S2 tuning for the legacy API.
V4L/DVB (9171): S2API: Stop an OOPS if illegal commands are dumped in S2API.
V4L/DVB (9170): cx24116: Sanity checking to data input via S2API to the cx24116 demod.
V4L/DVB (9169): uvcvideo: Support two new Bison Electronics webcams.
V4L/DVB (9168): Add support for MSI TV@nywhere Plus remote
V4L/DVB: v4l2-dev: remove duplicated #include
...
Diffstat (limited to 'drivers/media/video/gspca/m5602/m5602_bridge.h')
-rw-r--r-- | drivers/media/video/gspca/m5602/m5602_bridge.h | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/drivers/media/video/gspca/m5602/m5602_bridge.h b/drivers/media/video/gspca/m5602/m5602_bridge.h new file mode 100644 index 00000000000..c786d7d3d44 --- /dev/null +++ b/drivers/media/video/gspca/m5602/m5602_bridge.h @@ -0,0 +1,170 @@ +/* + * USB Driver for ALi m5602 based webcams + * + * Copyright (C) 2008 Erik Andren + * Copyright (C) 2007 Ilyes Gouta. Based on the m5603x Linux Driver Project. + * Copyright (C) 2005 m5603x Linux Driver Project <m5602@x3ng.com.br> + * + * Portions of code to USB interface and ALi driver software, + * Copyright (c) 2006 Willem Duinker + * v4l2 interface modeled after the V4L2 driver + * for SN9C10x PC Camera Controllers + * + * 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, version 2. + * + */ + +#ifndef M5602_BRIDGE_H_ +#define M5602_BRIDGE_H_ + +#include "gspca.h" + +#define MODULE_NAME "ALi m5602" + +/*****************************************************************************/ + +#undef PDEBUG +#undef info +#undef err + +#define err(format, arg...) printk(KERN_ERR KBUILD_MODNAME ": " \ + format "\n" , ## arg) +#define info(format, arg...) printk(KERN_INFO KBUILD_MODNAME ": " \ + format "\n" , ## arg) + +/* Debug parameters */ +#define DBG_INIT 0x1 +#define DBG_PROBE 0x2 +#define DBG_V4L2 0x4 +#define DBG_TRACE 0x8 +#define DBG_DATA 0x10 +#define DBG_V4L2_CID 0x20 +#define DBG_GSPCA 0x40 + +#define PDEBUG(level, fmt, args...) \ + do { \ + if (m5602_debug & level) \ + info("[%s:%d] " fmt, __func__, __LINE__ , \ + ## args); \ + } while (0) + +/*****************************************************************************/ + +#define M5602_XB_SENSOR_TYPE 0x00 +#define M5602_XB_SENSOR_CTRL 0x01 +#define M5602_XB_LINE_OF_FRAME_H 0x02 +#define M5602_XB_LINE_OF_FRAME_L 0x03 +#define M5602_XB_PIX_OF_LINE_H 0x04 +#define M5602_XB_PIX_OF_LINE_L 0x05 +#define M5602_XB_VSYNC_PARA 0x06 +#define M5602_XB_HSYNC_PARA 0x07 +#define M5602_XB_TEST_MODE_1 0x08 +#define M5602_XB_TEST_MODE_2 0x09 +#define M5602_XB_SIG_INI 0x0a +#define M5602_XB_DS_PARA 0x0e +#define M5602_XB_TRIG_PARA 0x0f +#define M5602_XB_CLK_PD 0x10 +#define M5602_XB_MCU_CLK_CTRL 0x12 +#define M5602_XB_MCU_CLK_DIV 0x13 +#define M5602_XB_SEN_CLK_CTRL 0x14 +#define M5602_XB_SEN_CLK_DIV 0x15 +#define M5602_XB_AUD_CLK_CTRL 0x16 +#define M5602_XB_AUD_CLK_DIV 0x17 +#define M5602_XB_DEVCTR1 0x41 +#define M5602_XB_EPSETR0 0x42 +#define M5602_XB_EPAFCTR 0x47 +#define M5602_XB_EPBFCTR 0x49 +#define M5602_XB_EPEFCTR 0x4f +#define M5602_XB_TEST_REG 0x53 +#define M5602_XB_ALT2SIZE 0x54 +#define M5602_XB_ALT3SIZE 0x55 +#define M5602_XB_OBSFRAME 0x56 +#define M5602_XB_PWR_CTL 0x59 +#define M5602_XB_ADC_CTRL 0x60 +#define M5602_XB_ADC_DATA 0x61 +#define M5602_XB_MISC_CTRL 0x62 +#define M5602_XB_SNAPSHOT 0x63 +#define M5602_XB_SCRATCH_1 0x64 +#define M5602_XB_SCRATCH_2 0x65 +#define M5602_XB_SCRATCH_3 0x66 +#define M5602_XB_SCRATCH_4 0x67 +#define M5602_XB_I2C_CTRL 0x68 +#define M5602_XB_I2C_CLK_DIV 0x69 +#define M5602_XB_I2C_DEV_ADDR 0x6a +#define M5602_XB_I2C_REG_ADDR 0x6b +#define M5602_XB_I2C_DATA 0x6c +#define M5602_XB_I2C_STATUS 0x6d +#define M5602_XB_GPIO_DAT_H 0x70 +#define M5602_XB_GPIO_DAT_L 0x71 +#define M5602_XB_GPIO_DIR_H 0x72 +#define M5602_XB_GPIO_DIR_L 0x73 +#define M5602_XB_GPIO_EN_H 0x74 +#define M5602_XB_GPIO_EN_L 0x75 +#define M5602_XB_GPIO_DAT 0x76 +#define M5602_XB_GPIO_DIR 0x77 +#define M5602_XB_MISC_CTL 0x70 + +#define I2C_BUSY 0x80 + +/*****************************************************************************/ + +/* Driver info */ +#define DRIVER_AUTHOR "ALi m5602 Linux Driver Project" +#define DRIVER_DESC "ALi m5602 webcam driver" + +#define M5602_ISOC_ENDPOINT_ADDR 0x81 +#define M5602_INTR_ENDPOINT_ADDR 0x82 + +#define M5602_MAX_FRAMES 32 +#define M5602_URBS 2 +#define M5602_ISOC_PACKETS 14 + +#define M5602_URB_TIMEOUT msecs_to_jiffies(2 * M5602_ISOC_PACKETS) +#define M5602_URB_MSG_TIMEOUT 5000 +#define M5602_FRAME_TIMEOUT 2 + +/*****************************************************************************/ + +/* A skeleton used for sending messages to the m5602 bridge */ +static const unsigned char bridge_urb_skeleton[] = { + 0x13, 0x00, 0x81, 0x00 +}; + +/* A skeleton used for sending messages to the sensor */ +static const unsigned char sensor_urb_skeleton[] = { + 0x23, M5602_XB_GPIO_EN_H, 0x81, 0x06, + 0x23, M5602_XB_MISC_CTRL, 0x81, 0x80, + 0x13, M5602_XB_I2C_DEV_ADDR, 0x81, 0x00, + 0x13, M5602_XB_I2C_REG_ADDR, 0x81, 0x00, + 0x13, M5602_XB_I2C_DATA, 0x81, 0x00, + 0x13, M5602_XB_I2C_CTRL, 0x81, 0x11 +}; + +/* m5602 device descriptor, currently it just wraps the m5602_camera struct */ +struct sd { + struct gspca_dev gspca_dev; + + /* The name of the m5602 camera */ + char *name; + + /* A pointer to the currently connected sensor */ + struct m5602_sensor *sensor; + + struct sd_desc *desc; + + /* The current frame's id, used to detect frame boundaries */ + u8 frame_id; + + /* The current frame count */ + u32 frame_count; +}; + +int m5602_read_bridge( + struct sd *sd, u8 address, u8 *i2c_data); + +int m5602_write_bridge( + struct sd *sd, u8 address, u8 i2c_data); + +#endif |