7757ddda6f
This commit adds a function to the DiB0700 USB driver which allows drivers to change the I2C clock speed. Signed-off-by: Olivier Grenie <olivier.grenie@dibcom.fr> Signed-off-by: Patrick Boettcher <patrick.boettcher@dibcom.fr> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
72 lines
3 KiB
C
72 lines
3 KiB
C
/* Linux driver for devices based on the DiBcom DiB0700 USB bridge
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation, version 2.
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*
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* Copyright (C) 2005-6 DiBcom, SA
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*/
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#ifndef _DIB0700_H_
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#define _DIB0700_H_
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#define DVB_USB_LOG_PREFIX "dib0700"
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#include "dvb-usb.h"
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#include "dib07x0.h"
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extern int dvb_usb_dib0700_debug;
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#define deb_info(args...) dprintk(dvb_usb_dib0700_debug,0x01,args)
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#define deb_fw(args...) dprintk(dvb_usb_dib0700_debug,0x02,args)
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#define deb_fwdata(args...) dprintk(dvb_usb_dib0700_debug,0x04,args)
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#define deb_data(args...) dprintk(dvb_usb_dib0700_debug,0x08,args)
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#define REQUEST_SET_USB_XFER_LEN 0x0 /* valid only for firmware version */
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/* higher than 1.21 */
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#define REQUEST_I2C_READ 0x2
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#define REQUEST_I2C_WRITE 0x3
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#define REQUEST_POLL_RC 0x4 /* deprecated in firmware v1.20 */
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#define REQUEST_JUMPRAM 0x8
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#define REQUEST_SET_CLOCK 0xB
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#define REQUEST_SET_GPIO 0xC
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#define REQUEST_ENABLE_VIDEO 0xF
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// 1 Byte: 4MSB(1 = enable streaming, 0 = disable streaming) 4LSB(Video Mode: 0 = MPEG2 188Bytes, 1 = Analog)
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// 2 Byte: MPEG2 mode: 4MSB(1 = Master Mode, 0 = Slave Mode) 4LSB(Channel 1 = bit0, Channel 2 = bit1)
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// 2 Byte: Analog mode: 4MSB(0 = 625 lines, 1 = 525 lines) 4LSB( " " )
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#define REQUEST_SET_I2C_PARAM 0x10
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#define REQUEST_SET_RC 0x11
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#define REQUEST_NEW_I2C_READ 0x12
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#define REQUEST_NEW_I2C_WRITE 0x13
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#define REQUEST_GET_VERSION 0x15
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struct dib0700_state {
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u8 channel_state;
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u16 mt2060_if1[2];
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u8 rc_toggle;
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u8 rc_counter;
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u8 is_dib7000pc;
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u8 fw_use_new_i2c_api;
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u8 disable_streaming_master_mode;
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u32 fw_version;
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u32 nb_packet_buffer_size;
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};
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extern int dib0700_get_version(struct dvb_usb_device *d, u32 *hwversion,
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u32 *romversion, u32 *ramversion, u32 *fwtype);
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extern int dib0700_set_gpio(struct dvb_usb_device *, enum dib07x0_gpios gpio, u8 gpio_dir, u8 gpio_val);
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extern int dib0700_ctrl_clock(struct dvb_usb_device *d, u32 clk_MHz, u8 clock_out_gp3);
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extern int dib0700_ctrl_rd(struct dvb_usb_device *d, u8 *tx, u8 txlen, u8 *rx, u8 rxlen);
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extern int dib0700_download_firmware(struct usb_device *udev, const struct firmware *fw);
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extern int dib0700_rc_setup(struct dvb_usb_device *d);
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extern int dib0700_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff);
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extern struct i2c_algorithm dib0700_i2c_algo;
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extern int dib0700_identify_state(struct usb_device *udev, struct dvb_usb_device_properties *props,
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struct dvb_usb_device_description **desc, int *cold);
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extern int dib0700_change_protocol(struct rc_dev *dev, u64 rc_type);
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extern int dib0700_set_i2c_speed(struct dvb_usb_device *d, u16 scl_kHz);
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extern int dib0700_device_count;
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extern int dvb_usb_dib0700_ir_proto;
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extern struct dvb_usb_device_properties dib0700_devices[];
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extern struct usb_device_id dib0700_usb_id_table[];
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#endif
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