diff options
Diffstat (limited to 'drivers/staging/ipack/devices/ipoctal.h')
| -rw-r--r-- | drivers/staging/ipack/devices/ipoctal.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/drivers/staging/ipack/devices/ipoctal.h b/drivers/staging/ipack/devices/ipoctal.h new file mode 100644 index 000000000000..266f3617069d --- /dev/null +++ b/drivers/staging/ipack/devices/ipoctal.h @@ -0,0 +1,80 @@ +/** + * ipoctal.h + * + * driver for the IPOCTAL boards + * Copyright (c) 2009 Nicolas Serafini, EIC2 SA + * Copyright (c) 2010,2011 Samuel Iglesias Gonsalvez <siglesia@cern.ch>, CERN + * Copyright (c) 2012 Samuel Iglesias Gonsalvez <siglesias@igalia.com>, Igalia + * + * 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 of the License. + */ + +#ifndef _IPOCTAL_H +#define _IPOCTAL_H_ + +#define NR_CHANNELS 8 +#define IPOCTAL_MAX_BOARDS 16 +#define MAX_DEVICES (NR_CHANNELS * IPOCTAL_MAX_BOARDS) +#define RELEVANT_IFLAG(iflag) ((iflag) & (IGNBRK|BRKINT|IGNPAR|PARMRK|INPCK)) + +/** + * enum uart_parity_e - UART supported parity. + */ +enum uart_parity_e { + UART_NONE = 0, + UART_ODD = 1, + UART_EVEN = 2, +}; + +/** + * enum uart_error - UART error type + * + */ +enum uart_error { + UART_NOERROR = 0, /* No error during transmission */ + UART_TIMEOUT = 1 << 0, /* Timeout error */ + UART_OVERRUN = 1 << 1, /* Overrun error */ + UART_PARITY = 1 << 2, /* Parity error */ + UART_FRAMING = 1 << 3, /* Framing error */ + UART_BREAK = 1 << 4, /* Received break */ +}; + +/** + * struct ipoctal_config - Serial configuration + * + * @baud: Baud rate + * @stop_bits: Stop bits (1 or 2) + * @bits_per_char: data size in bits + * @parity + * @flow_control: Flow control management (RTS/CTS) (0 disabled, 1 enabled) + */ +struct ipoctal_config { + unsigned int baud; + unsigned int stop_bits; + unsigned int bits_per_char; + unsigned short parity; + unsigned int flow_control; +}; + +/** + * struct ipoctal_stats -- Stats since last reset + * + * @tx: Number of transmitted bytes + * @rx: Number of received bytes + * @overrun: Number of overrun errors + * @parity_err: Number of parity errors + * @framing_err: Number of framing errors + * @rcv_break: Number of break received + */ +struct ipoctal_stats { + unsigned long tx; + unsigned long rx; + unsigned long overrun_err; + unsigned long parity_err; + unsigned long framing_err; + unsigned long rcv_break; +}; + +#endif /* _IPOCTAL_H_ */ |