diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 17:48:32 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-19 17:48:32 -0700 |
commit | fb20871a54961b82d35303b43452928186c1361d (patch) | |
tree | 1beeb39e45eda1c8b5893090904b583fceeb07ef /drivers/staging/cpc-usb/cpc_int.h | |
parent | bee89ab228e6f51c4ddd3481b9bd491859a8ee7b (diff) | |
parent | c7a5d70796379e3d51d0c652fbe1634b81d3bbd5 (diff) |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6: (342 commits)
Staging: comedi: fix build errors
Staging: udlfb: update to version 0.2.3
Staging: udlfb: fix some sparse warnings.
Staging: udlfb: clean up checkpatch warnings in udlfb.c
Staging: udlfb: clean up checkpatch warnings in udlfb.h
Staging: udlfb: add udlfb driver to build
Staging: add udlfb driver
Staging: pata_rdc: remove pointless comments
Staging: pata_rdc: remove DRIVER macros
Staging: pata_rdc: remove dbgprintf macro
Staging: pata_rdc: remove broken flag
Staging: pata_rdc: fix build warnings
Staging: pata_rdc: use PCI_DEVICE
Staging: pata_rdc: remove function prototypes
Staging: pata_rdc: coding style fixes
Staging: pata_rdc: convert code to work in 2.6.29
Staging: pata_rdc: add driver to the build system
Staging: add pata_rdc driver
Staging: remove obsolete serqt_usb driver
Staging: serqt_usb2 add the driver to the build
...
Diffstat (limited to 'drivers/staging/cpc-usb/cpc_int.h')
-rw-r--r-- | drivers/staging/cpc-usb/cpc_int.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/staging/cpc-usb/cpc_int.h b/drivers/staging/cpc-usb/cpc_int.h new file mode 100644 index 00000000000..a0d60c08081 --- /dev/null +++ b/drivers/staging/cpc-usb/cpc_int.h @@ -0,0 +1,83 @@ +/* + * CPCLIB + * + * Copyright (C) 2000-2008 EMS Dr. Thomas Wuensche + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * + */ +#ifndef CPC_INT_H +#define CPC_INT_H + +#include <linux/wait.h> + +#define CPC_MSG_BUF_CNT 1500 + +#define CPC_PROC_DIR "driver/" + +#undef dbg +#undef err +#undef info + +/* Use our own dbg macro */ +#define dbg(format, arg...) do { if (debug) printk( KERN_INFO format "\n" , ## arg); } while (0) +#define err(format, arg...) do { printk( KERN_INFO "ERROR " format "\n" , ## arg); } while (0) +#define info(format, arg...) do { printk( KERN_INFO format "\n" , ## arg); } while (0) + +/* Macros help using of our buffers */ +#define IsBufferFull(x) (!(x)->WnR) && ((x)->iidx == (x)->oidx) +#define IsBufferEmpty(x) ((x)->WnR) && ((x)->iidx == (x)->oidx) +#define IsBufferNotEmpty(x) (!(x)->WnR) || ((x)->iidx != (x)->oidx) +#define ResetBuffer(x) do { (x)->oidx = (x)->iidx=0; (x)->WnR = 1; } while(0); + +#define CPC_BufWriteAllowed ((chan->oidx != chan->iidx) || chan->WnR) + +typedef void (*chan_write_byte_t) (void *chan, unsigned int reg, + unsigned char val); +typedef unsigned char (*chan_read_byte_t) (void *chan, unsigned int reg); + +typedef struct CPC_CHAN { + void __iomem * canBase; // base address of SJA1000 + chan_read_byte_t read_byte; // CAN controller read access routine + chan_write_byte_t write_byte; // CAN controller write access routine + CPC_MSG_T *buf; // buffer for CPC msg + unsigned int iidx; + unsigned int oidx; + unsigned int WnR; + unsigned int minor; + unsigned int locked; + unsigned int irqDisabled; + + unsigned char cpcCtrlCANMessage; + unsigned char cpcCtrlCANState; + unsigned char cpcCtrlBUSState; + + unsigned char controllerType; + + unsigned long ovrTimeSec; + unsigned long ovrTimeNSec; + unsigned long ovrLockedBuffer; + CPC_OVERRUN_T ovr; + + /* for debugging only */ + unsigned int handledIrqs; + unsigned int lostMessages; + + unsigned int sentStdCan; + unsigned int sentExtCan; + unsigned int sentStdRtr; + unsigned int sentExtRtr; + + unsigned int recvStdCan; + unsigned int recvExtCan; + unsigned int recvStdRtr; + unsigned int recvExtRtr; + + wait_queue_head_t *CPCWait_q; + + void *private; +} CPC_CHAN_T; + +#endif |