ftdi_sio: Coding style
Signed-off-by: Alan Cox <alan@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alan Cox
Linus Torvalds
parent
93c467952f
commit
464cbb2469
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@ -1,20 +1,20 @@
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/*
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* Definitions for the FTDI USB Single Port Serial Converter -
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* known as FTDI_SIO (Serial Input/Output application of the chipset)
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* Definitions for the FTDI USB Single Port Serial Converter -
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* known as FTDI_SIO (Serial Input/Output application of the chipset)
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*
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* The example I have is known as the USC-1000 which is available from
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* http://www.dse.co.nz - cat no XH4214 It looks similar to this:
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* http://www.dansdata.com/usbser.htm but I can't be sure There are other
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* USC-1000s which don't look like my device though so beware!
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*
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* The device is based on the FTDI FT8U100AX chip. It has a DB25 on one side,
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* The device is based on the FTDI FT8U100AX chip. It has a DB25 on one side,
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* USB on the other.
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*
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* Thanx to FTDI (http://www.ftdi.co.uk) for so kindly providing details
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* of the protocol required to talk to the device and ongoing assistence
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* during development.
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*
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* Bill Ryder - bryder@sgi.com formerly of Silicon Graphics, Inc.- wrote the
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* Bill Ryder - bryder@sgi.com formerly of Silicon Graphics, Inc.- wrote the
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* FTDI_SIO implementation.
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*
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* Philipp Gühring - pg@futureware.at - added the Device ID of the USB relais
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@ -472,7 +472,7 @@
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/*
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* DSS-20 Sync Station for Sony Ericsson P800
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*/
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#define FTDI_DSS20_PID 0xFC82
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#define FTDI_DSS20_PID 0xFC82
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/*
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* Home Electronics (www.home-electro.com) USB gadgets
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@ -884,7 +884,7 @@
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/*
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* BmRequestType: 0100 0000B
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* bRequest: FTDI_SIO_RESET
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* wValue: Control Value
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* wValue: Control Value
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* 0 = Reset SIO
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* 1 = Purge RX buffer
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* 2 = Purge TX buffer
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@ -952,7 +952,7 @@
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* 101 - add .625 to divisor
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* 110 - add .750 to divisor
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* 111 - add .875 to divisor
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* Bits 15 to 0 of the 17-bit divisor are placed in the urb value. Bit 16 is
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* Bits 15 to 0 of the 17-bit divisor are placed in the urb value. Bit 16 is
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* placed in bit 0 of the urb index.
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*
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* Note that there are a couple of special cases to support the highest baud
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@ -971,8 +971,8 @@ typedef enum {
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} ftdi_chip_type_t;
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typedef enum {
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ftdi_sio_b300 = 0,
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ftdi_sio_b600 = 1,
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ftdi_sio_b300 = 0,
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ftdi_sio_b600 = 1,
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ftdi_sio_b1200 = 2,
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ftdi_sio_b2400 = 3,
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ftdi_sio_b4800 = 4,
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@ -981,7 +981,7 @@ typedef enum {
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ftdi_sio_b38400 = 7,
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ftdi_sio_b57600 = 8,
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ftdi_sio_b115200 = 9
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} FTDI_SIO_baudrate_t ;
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} FTDI_SIO_baudrate_t;
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/*
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* The ftdi_8U232AM_xxMHz_byyy constants have been removed. The encoded divisor values
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@ -990,19 +990,19 @@ typedef enum {
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#define FTDI_SIO_SET_DATA_REQUEST FTDI_SIO_SET_DATA
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#define FTDI_SIO_SET_DATA_REQUEST_TYPE 0x40
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#define FTDI_SIO_SET_DATA_PARITY_NONE (0x0 << 8 )
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#define FTDI_SIO_SET_DATA_PARITY_ODD (0x1 << 8 )
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#define FTDI_SIO_SET_DATA_PARITY_EVEN (0x2 << 8 )
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#define FTDI_SIO_SET_DATA_PARITY_MARK (0x3 << 8 )
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#define FTDI_SIO_SET_DATA_PARITY_SPACE (0x4 << 8 )
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#define FTDI_SIO_SET_DATA_STOP_BITS_1 (0x0 << 11 )
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#define FTDI_SIO_SET_DATA_STOP_BITS_15 (0x1 << 11 )
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#define FTDI_SIO_SET_DATA_STOP_BITS_2 (0x2 << 11 )
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#define FTDI_SIO_SET_DATA_PARITY_NONE (0x0 << 8)
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#define FTDI_SIO_SET_DATA_PARITY_ODD (0x1 << 8)
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#define FTDI_SIO_SET_DATA_PARITY_EVEN (0x2 << 8)
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#define FTDI_SIO_SET_DATA_PARITY_MARK (0x3 << 8)
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#define FTDI_SIO_SET_DATA_PARITY_SPACE (0x4 << 8)
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#define FTDI_SIO_SET_DATA_STOP_BITS_1 (0x0 << 11)
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#define FTDI_SIO_SET_DATA_STOP_BITS_15 (0x1 << 11)
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#define FTDI_SIO_SET_DATA_STOP_BITS_2 (0x2 << 11)
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#define FTDI_SIO_SET_BREAK (0x1 << 14)
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/* FTDI_SIO_SET_DATA */
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/*
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* BmRequestType: 0100 0000B
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* BmRequestType: 0100 0000B
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* bRequest: FTDI_SIO_SET_DATA
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* wValue: Data characteristics (see below)
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* wIndex: Port
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@ -1035,7 +1035,7 @@ typedef enum {
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#define FTDI_SIO_SET_MODEM_CTRL_REQUEST_TYPE 0x40
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#define FTDI_SIO_SET_MODEM_CTRL_REQUEST FTDI_SIO_MODEM_CTRL
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/*
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/*
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* BmRequestType: 0100 0000B
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* bRequest: FTDI_SIO_MODEM_CTRL
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* wValue: ControlValue (see below)
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@ -1049,11 +1049,11 @@ typedef enum {
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*/
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#define FTDI_SIO_SET_DTR_MASK 0x1
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#define FTDI_SIO_SET_DTR_HIGH ( 1 | ( FTDI_SIO_SET_DTR_MASK << 8))
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#define FTDI_SIO_SET_DTR_LOW ( 0 | ( FTDI_SIO_SET_DTR_MASK << 8))
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#define FTDI_SIO_SET_DTR_HIGH (1 | (FTDI_SIO_SET_DTR_MASK << 8))
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#define FTDI_SIO_SET_DTR_LOW (0 | (FTDI_SIO_SET_DTR_MASK << 8))
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#define FTDI_SIO_SET_RTS_MASK 0x2
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#define FTDI_SIO_SET_RTS_HIGH ( 2 | ( FTDI_SIO_SET_RTS_MASK << 8 ))
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#define FTDI_SIO_SET_RTS_LOW ( 0 | ( FTDI_SIO_SET_RTS_MASK << 8 ))
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#define FTDI_SIO_SET_RTS_HIGH (2 | (FTDI_SIO_SET_RTS_MASK << 8))
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#define FTDI_SIO_SET_RTS_LOW (0 | (FTDI_SIO_SET_RTS_MASK << 8))
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/*
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* ControlValue
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@ -1076,7 +1076,7 @@ typedef enum {
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/* FTDI_SIO_SET_FLOW_CTRL */
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#define FTDI_SIO_SET_FLOW_CTRL_REQUEST_TYPE 0x40
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#define FTDI_SIO_SET_FLOW_CTRL_REQUEST FTDI_SIO_SET_FLOW_CTRL
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#define FTDI_SIO_DISABLE_FLOW_CTRL 0x0
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#define FTDI_SIO_DISABLE_FLOW_CTRL 0x0
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#define FTDI_SIO_RTS_CTS_HS (0x1 << 8)
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#define FTDI_SIO_DTR_DSR_HS (0x2 << 8)
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#define FTDI_SIO_XON_XOFF_HS (0x4 << 8)
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@ -1085,7 +1085,7 @@ typedef enum {
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* bRequest: FTDI_SIO_SET_FLOW_CTRL
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* wValue: Xoff/Xon
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* wIndex: Protocol/Port - hIndex is protocl / lIndex is port
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* wLength: 0
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* wLength: 0
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* Data: None
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*
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* hIndex protocol is:
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@ -1101,10 +1101,10 @@ typedef enum {
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*
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* A value of zero in the hIndex field disables handshaking
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*
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* If Xon/Xoff handshaking is specified, the hValue field should contain the XOFF character
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* If Xon/Xoff handshaking is specified, the hValue field should contain the XOFF character
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* and the lValue field contains the XON character.
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*/
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*/
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/*
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* FTDI_SIO_GET_LATENCY_TIMER
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*
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@ -1118,7 +1118,7 @@ typedef enum {
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#define FTDI_SIO_GET_LATENCY_TIMER_REQUEST FTDI_SIO_GET_LATENCY_TIMER
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#define FTDI_SIO_GET_LATENCY_TIMER_REQUEST_TYPE 0xC0
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/*
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/*
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* BmRequestType: 1100 0000b
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* bRequest: FTDI_SIO_GET_LATENCY_TIMER
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* wValue: 0
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@ -1127,7 +1127,7 @@ typedef enum {
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* Data: latency (on return)
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*/
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/*
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/*
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* FTDI_SIO_SET_LATENCY_TIMER
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*
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* Set the timeout interval. The FTDI collects data from the slave
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@ -1140,7 +1140,7 @@ typedef enum {
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#define FTDI_SIO_SET_LATENCY_TIMER_REQUEST FTDI_SIO_SET_LATENCY_TIMER
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#define FTDI_SIO_SET_LATENCY_TIMER_REQUEST_TYPE 0x40
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/*
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/*
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* BmRequestType: 0100 0000b
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* bRequest: FTDI_SIO_SET_LATENCY_TIMER
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* wValue: Latency (milliseconds)
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@ -1155,7 +1155,7 @@ typedef enum {
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*/
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/*
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* FTDI_SIO_SET_EVENT_CHAR
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* FTDI_SIO_SET_EVENT_CHAR
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*
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* Set the special event character for the specified communications port.
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* If the device sees this character it will immediately return the
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@ -1168,7 +1168,7 @@ typedef enum {
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#define FTDI_SIO_SET_EVENT_CHAR_REQUEST_TYPE 0x40
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/*
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/*
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* BmRequestType: 0100 0000b
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* bRequest: FTDI_SIO_SET_EVENT_CHAR
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* wValue: EventChar
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@ -1184,12 +1184,12 @@ typedef enum {
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* B9..15 Reserved
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*
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*/
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/* FTDI_SIO_SET_ERROR_CHAR */
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/* Set the parity error replacement character for the specified communications port */
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/*
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/*
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* BmRequestType: 0100 0000b
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* bRequest: FTDI_SIO_SET_EVENT_CHAR
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* wValue: Error Char
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@ -1215,15 +1215,15 @@ typedef enum {
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#define FTDI_SIO_DSR_MASK 0x20
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#define FTDI_SIO_RI_MASK 0x40
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#define FTDI_SIO_RLSD_MASK 0x80
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/*
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/*
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* BmRequestType: 1100 0000b
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* bRequest: FTDI_SIO_GET_MODEM_STATUS
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* wValue: zero
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* wIndex: Port
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* wLength: 1
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* Data: Status
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*
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* One byte of data is returned
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*
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* One byte of data is returned
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* B0..3 0
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* B4 CTS
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* 0 = inactive
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@ -1236,15 +1236,15 @@ typedef enum {
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* 1 = active
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* B7 Receive Line Signal Detect (RLSD)
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* 0 = inactive
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* 1 = active
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* 1 = active
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*/
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/* Descriptors returned by the device
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*
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/* Descriptors returned by the device
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*
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* Device Descriptor
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*
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*
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* Offset Field Size Value Description
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* 0 bLength 1 0x12 Size of descriptor in bytes
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* 1 bDescriptorType 1 0x01 DEVICE Descriptor Type
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@ -1260,9 +1260,9 @@ typedef enum {
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* 15 iProduct 1 0x02 Index of prod string desc
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* 16 iSerialNumber 1 0x02 Index of serial nmr string desc
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* 17 bNumConfigurations 1 0x01 Number of possible configurations
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*
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*
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* Configuration Descriptor
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*
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*
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* Offset Field Size Value
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* 0 bLength 1 0x09 Size of descriptor in bytes
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* 1 bDescriptorType 1 0x02 CONFIGURATION Descriptor Type
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@ -1272,9 +1272,9 @@ typedef enum {
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* 6 iConfiguration 1 0x02 Index of config string descriptor
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* 7 bmAttributes 1 0x20 Config characteristics Remote Wakeup
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* 8 MaxPower 1 0x1E Max power consumption
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*
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*
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* Interface Descriptor
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*
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*
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* Offset Field Size Value
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* 0 bLength 1 0x09 Size of descriptor in bytes
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* 1 bDescriptorType 1 0x04 INTERFACE Descriptor Type
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@ -1285,9 +1285,9 @@ typedef enum {
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* 6 bInterfaceSubClass 1 0xFF Subclass Code
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* 7 bInterfaceProtocol 1 0xFF Protocol Code
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* 8 iInterface 1 0x02 Index of interface string description
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*
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*
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* IN Endpoint Descriptor
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*
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*
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* Offset Field Size Value
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* 0 bLength 1 0x07 Size of descriptor in bytes
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* 1 bDescriptorType 1 0x05 ENDPOINT descriptor type
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@ -1295,9 +1295,9 @@ typedef enum {
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* 3 bmAttributes 1 0x02 Endpoint attributes - Bulk
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* 4 bNumEndpoints 2 0x0040 maximum packet size
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* 5 bInterval 1 0x00 Interval for polling endpoint
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*
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*
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* OUT Endpoint Descriptor
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*
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*
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* Offset Field Size Value
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* 0 bLength 1 0x07 Size of descriptor in bytes
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* 1 bDescriptorType 1 0x05 ENDPOINT descriptor type
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@ -1305,17 +1305,17 @@ typedef enum {
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* 3 bmAttributes 1 0x02 Endpoint attributes - Bulk
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* 4 bNumEndpoints 2 0x0040 maximum packet size
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* 5 bInterval 1 0x00 Interval for polling endpoint
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*
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*
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* DATA FORMAT
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*
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*
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* IN Endpoint
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*
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*
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* The device reserves the first two bytes of data on this endpoint to contain the current
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* values of the modem and line status registers. In the absence of data, the device
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* generates a message consisting of these two status bytes every 40 ms
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*
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*
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* Byte 0: Modem Status
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*
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*
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* Offset Description
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* B0 Reserved - must be 1
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* B1 Reserved - must be 0
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@ -1325,9 +1325,9 @@ typedef enum {
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* B5 Data Set Ready (DSR)
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* B6 Ring Indicator (RI)
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* B7 Receive Line Signal Detect (RLSD)
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*
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*
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* Byte 1: Line Status
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*
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*
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* Offset Description
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* B0 Data Ready (DR)
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* B1 Overrun Error (OE)
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@ -1337,7 +1337,7 @@ typedef enum {
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* B5 Transmitter Holding Register (THRE)
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* B6 Transmitter Empty (TEMT)
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* B7 Error in RCVR FIFO
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*
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*
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*/
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#define FTDI_RS0_CTS (1 << 4)
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#define FTDI_RS0_DSR (1 << 5)
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@ -1355,17 +1355,17 @@ typedef enum {
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/*
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* OUT Endpoint
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*
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*
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* This device reserves the first bytes of data on this endpoint contain the length
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* and port identifier of the message. For the FTDI USB Serial converter the port
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* identifier is always 1.
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*
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*
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* Byte 0: Line Status
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*
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*
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* Offset Description
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* B0 Reserved - must be 1
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* B1 Reserved - must be 0
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* B2..7 Length of message - (not including Byte 0)
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*
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*
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*/
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