diff options
| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-01-10 22:29:39 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-01-10 22:29:39 +0000 |
| commit | 2878c08369c4ac8819e0f6530784f22509bcab92 (patch) | |
| tree | 92567fed48fbb8c44552b220ab80d17ec19cfba0 /nuttx/include | |
| parent | b45972d006d34d588ef0bde2ebffb2de5843b0fa (diff) | |
| download | px4-nuttx-2878c08369c4ac8819e0f6530784f22509bcab92.tar.gz px4-nuttx-2878c08369c4ac8819e0f6530784f22509bcab92.tar.bz2 px4-nuttx-2878c08369c4ac8819e0f6530784f22509bcab92.zip | |
Fix LPC17 CAN driver; TX must be interrupt driven
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4290 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/include')
| -rw-r--r-- | nuttx/include/nuttx/can.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/nuttx/include/nuttx/can.h b/nuttx/include/nuttx/can.h index 3f77afc7a..ba060cf5e 100644 --- a/nuttx/include/nuttx/can.h +++ b/nuttx/include/nuttx/can.h @@ -1,7 +1,7 @@ /************************************************************************************ * include/nuttx/can.h * - * Copyright (C) 2008, 2009, 2011 Gregory Nutt. All rights reserved. + * Copyright (C) 2008, 2009, 2011-2012 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -84,6 +84,7 @@ #define dev_ioctl(dev,cmd,arg) dev->cd_ops->co_ioctl(dev,cmd,arg) #define dev_remoterequest(dev,id) dev->cd_ops->co_remoterequest(dev,id) #define dev_send(dev,m) dev->cd_ops->co_send(dev,m) +#define dev_txready(dev) dev->cd_ops->co_txready(dev) #define dev_txempty(dev) dev->cd_ops->co_txempty(dev) /* CAN message support */ @@ -205,6 +206,10 @@ struct can_ops_s CODE int (*co_send)(FAR struct can_dev_s *dev, FAR struct can_msg_s *msg); + /* Return true if the CAN hardware can accept another TX message. */ + + CODE bool (*co_txready)(FAR struct can_dev_s *dev); + /* Return true if all message have been sent. If for example, the CAN * hardware implements FIFOs, then this would mean the transmit FIFO is * empty. This method is called when the driver needs to make sure that |