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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /drivers/usb/storage/debug.h | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'drivers/usb/storage/debug.h')
-rw-r--r-- | drivers/usb/storage/debug.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/usb/storage/debug.h b/drivers/usb/storage/debug.h new file mode 100644 index 00000000..dbb985d5 --- /dev/null +++ b/drivers/usb/storage/debug.h @@ -0,0 +1,62 @@ +/* Driver for USB Mass Storage compliant devices + * Debugging Functions Header File + * + * Current development and maintenance by: + * (c) 1999-2002 Matthew Dharm (mdharm-usb@one-eyed-alien.net) + * + * Initial work by: + * (c) 1999 Michael Gee (michael@linuxspecific.com) + * + * This driver is based on the 'USB Mass Storage Class' document. This + * describes in detail the protocol used to communicate with such + * devices. Clearly, the designers had SCSI and ATAPI commands in + * mind when they created this document. The commands are all very + * similar to commands in the SCSI-II and ATAPI specifications. + * + * It is important to note that in a number of cases this class + * exhibits class-specific exemptions from the USB specification. + * Notably the usage of NAK, STALL and ACK differs from the norm, in + * that they are used to communicate wait, failed and OK on commands. + * + * Also, for certain devices, the interrupt endpoint is used to convey + * status of a command. + * + * Please see http://www.one-eyed-alien.net/~mdharm/linux-usb for more + * information about this driver. + * + * 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; either version 2, or (at your option) any + * later version. + * + * 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. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _DEBUG_H_ +#define _DEBUG_H_ + +#include <linux/kernel.h> + +#define USB_STORAGE "usb-storage: " + +#ifdef CONFIG_USB_STORAGE_DEBUG +void usb_stor_show_command(struct scsi_cmnd *srb); +void usb_stor_show_sense( unsigned char key, + unsigned char asc, unsigned char ascq ); +#define US_DEBUGP(x...) printk( KERN_DEBUG USB_STORAGE x ) +#define US_DEBUGPX(x...) printk( x ) +#define US_DEBUG(x) x +#else +#define US_DEBUGP(x...) +#define US_DEBUGPX(x...) +#define US_DEBUG(x) +#endif + +#endif |