diff options
Diffstat (limited to 'drivers/staging/dgnc/dgnc_driver.h')
| -rw-r--r-- | drivers/staging/dgnc/dgnc_driver.h | 59 |
1 files changed, 41 insertions, 18 deletions
diff --git a/drivers/staging/dgnc/dgnc_driver.h b/drivers/staging/dgnc/dgnc_driver.h index 06ece5151fe4..ce7cd9b96542 100644 --- a/drivers/staging/dgnc/dgnc_driver.h +++ b/drivers/staging/dgnc/dgnc_driver.h @@ -61,7 +61,9 @@ #define PORT_NUM(dev) ((dev) & 0x7f) #define IS_PRINT(dev) (((dev) & 0xff) >= 0x80) -/* MAX number of stop characters we will send when our read queue is getting full */ +/* MAX number of stop characters we will send + * when our read queue is getting full + */ #define MAX_STOPS_SENT 5 /* 4 extra for alignment play space */ @@ -165,12 +167,15 @@ struct dgnc_board { uint maxports; /* MAX ports this board can handle */ unsigned char dvid; /* Board specific device id */ unsigned char vpd[128]; /* VPD of board, if found */ - unsigned char serial_num[20]; /* Serial number of board, if found in VPD */ + unsigned char serial_num[20]; /* Serial number of board, + * if found in VPD + */ spinlock_t bd_lock; /* Used to protect board */ - spinlock_t bd_intr_lock; /* Used to protect the poller tasklet and - * the interrupt routine from each other. + spinlock_t bd_intr_lock; /* Used to protect the poller tasklet + * and the interrupt routine from each + * other. */ uint state; /* State of card. */ @@ -189,14 +194,16 @@ struct dgnc_board { ulong membase; /* Start of base memory of the card */ ulong membase_end; /* End of base memory of the card */ - u8 __iomem *re_map_membase;/* Remapped memory of the card */ + u8 __iomem *re_map_membase; /* Remapped memory of the card */ ulong iobase; /* Start of io base of the card */ ulong iobase_end; /* End of io base of the card */ uint bd_uart_offset; /* Space between each UART */ - struct channel_t *channels[MAXPORTS]; /* array of pointers to our channels. */ + struct channel_t *channels[MAXPORTS]; /* array of pointers + * to our channels. + */ struct tty_driver SerialDriver; char SerialName[200]; @@ -211,8 +218,12 @@ struct dgnc_board { uint TtyRefCnt; - u16 dpatype; /* The board "type", as defined by DPA */ - u16 dpastatus; /* The board "status", as defined by DPA */ + u16 dpatype; /* The board "type", + * as defined by DPA + */ + u16 dpastatus; /* The board "status", + * as defined by DPA + */ /* * Mgmt data. @@ -304,7 +315,7 @@ struct un_t { ************************************************************************/ struct channel_t { int magic; /* Channel Magic Number */ - struct dgnc_board *ch_bd; /* Board structure pointer */ + struct dgnc_board *ch_bd; /* Board structure pointer */ struct digi_t ch_digi; /* Transparent Print structure */ struct un_t ch_tun; /* Terminal unit info */ struct un_t ch_pun; /* Printer unit info */ @@ -316,7 +327,9 @@ struct channel_t { uint ch_open_count; /* open count */ uint ch_flags; /* Channel flags */ - ulong ch_close_delay; /* How long we should drop RTS/DTR for */ + ulong ch_close_delay; /* How long we should + * drop RTS/DTR for + */ ulong ch_cpstime; /* Time for CPS calculations */ @@ -332,11 +345,15 @@ struct channel_t { uint ch_wopen; /* Waiting for open process cnt */ - unsigned char ch_mostat; /* FEP output modem status */ - unsigned char ch_mistat; /* FEP input modem status */ + unsigned char ch_mostat; /* FEP output modem status */ + unsigned char ch_mistat; /* FEP input modem status */ - struct neo_uart_struct __iomem *ch_neo_uart; /* Pointer to the "mapped" UART struct */ - struct cls_uart_struct __iomem *ch_cls_uart; /* Pointer to the "mapped" UART struct */ + struct neo_uart_struct __iomem *ch_neo_uart; /* Pointer to the + * "mapped" UART struct + */ + struct cls_uart_struct __iomem *ch_cls_uart; /* Pointer to the + * "mapped" UART struct + */ unsigned char ch_cached_lsr; /* Cached value of the LSR register */ @@ -360,10 +377,13 @@ struct channel_t { unsigned char ch_r_watermark; /* Receive Watermark */ - ulong ch_stop_sending_break; /* Time we should STOP sending a break */ + ulong ch_stop_sending_break; /* Time we should STOP + * sending a break + */ - uint ch_stops_sent; /* How many times I have sent a stop character - * to try to stop the other guy sending. + uint ch_stops_sent; /* How many times I have sent a stop + * character to try to stop the other + * guy sending. */ ulong ch_err_parity; /* Count of parity errors on channel */ ulong ch_err_frame; /* Count of framing errors on channel */ @@ -390,7 +410,10 @@ struct channel_t { extern uint dgnc_Major; /* Our driver/mgmt major */ extern int dgnc_poll_tick; /* Poll interval - 20 ms */ extern spinlock_t dgnc_global_lock; /* Driver global spinlock */ +extern spinlock_t dgnc_poll_lock; /* Poll scheduling lock */ extern uint dgnc_NumBoards; /* Total number of boards */ -extern struct dgnc_board *dgnc_Board[MAXBOARDS]; /* Array of board structs */ +extern struct dgnc_board *dgnc_Board[MAXBOARDS]; /* Array of board + * structs + */ #endif |