diff options
Diffstat (limited to 'include/asm-ppc64/iSeries/vio.h')
-rw-r--r-- | include/asm-ppc64/iSeries/vio.h | 57 |
1 files changed, 29 insertions, 28 deletions
diff --git a/include/asm-ppc64/iSeries/vio.h b/include/asm-ppc64/iSeries/vio.h index 3e5766a849d6..6c05e6257f53 100644 --- a/include/asm-ppc64/iSeries/vio.h +++ b/include/asm-ppc64/iSeries/vio.h @@ -8,32 +8,32 @@ * Colin Devilbiss <devilbis@us.ibm.com> * * (C) Copyright 2000 IBM Corporation - * + * * This header file is used by the iSeries virtual I/O device * drivers. It defines the interfaces to the common functions * (implemented in drivers/char/viopath.h) as well as defining - * common functions and structures. Currently (at the time I + * common functions and structures. Currently (at the time I * wrote this comment) the iSeries virtual I/O device drivers - * that use this are - * drivers/block/viodasd.c + * that use this are + * drivers/block/viodasd.c * drivers/char/viocons.c * drivers/char/viotape.c * drivers/cdrom/viocd.c * * The iSeries virtual ethernet support (veth.c) uses a whole * different set of functions. - * + * * 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 of the * License, or (at your option) anyu later version. * * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of + * 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. + * General Public License for more details. * - * You should have received a copy of the GNU General Public License + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * @@ -44,39 +44,41 @@ #include <asm/iSeries/HvTypes.h> #include <asm/iSeries/HvLpEvent.h> -/* iSeries virtual I/O events use the subtype field in +/* + * iSeries virtual I/O events use the subtype field in * HvLpEvent to figure out what kind of vio event is coming * in. We use a table to route these, and this defines * the maximum number of distinct subtypes */ #define VIO_MAX_SUBTYPES 8 -/* Each subtype can register a handler to process their events. +/* + * Each subtype can register a handler to process their events. * The handler must have this interface. */ typedef void (vio_event_handler_t) (struct HvLpEvent * event); -int viopath_open(HvLpIndex remoteLp, int subtype, int numReq); -int viopath_close(HvLpIndex remoteLp, int subtype, int numReq); -int vio_setHandler(int subtype, vio_event_handler_t * beh); -int vio_clearHandler(int subtype); -int viopath_isactive(HvLpIndex lp); -HvLpInstanceId viopath_sourceinst(HvLpIndex lp); -HvLpInstanceId viopath_targetinst(HvLpIndex lp); -void vio_set_hostlp(void); -void *vio_get_event_buffer(int subtype); -void vio_free_event_buffer(int subtype, void *buffer); +extern int viopath_open(HvLpIndex remoteLp, int subtype, int numReq); +extern int viopath_close(HvLpIndex remoteLp, int subtype, int numReq); +extern int vio_setHandler(int subtype, vio_event_handler_t * beh); +extern int vio_clearHandler(int subtype); +extern int viopath_isactive(HvLpIndex lp); +extern HvLpInstanceId viopath_sourceinst(HvLpIndex lp); +extern HvLpInstanceId viopath_targetinst(HvLpIndex lp); +extern void vio_set_hostlp(void); +extern void *vio_get_event_buffer(int subtype); +extern void vio_free_event_buffer(int subtype, void *buffer); extern HvLpIndex viopath_hostLp; extern HvLpIndex viopath_ourLp; -#define VIOCHAR_MAX_DATA 200 +#define VIOCHAR_MAX_DATA 200 -#define VIOMAJOR_SUBTYPE_MASK 0xff00 -#define VIOMINOR_SUBTYPE_MASK 0x00ff -#define VIOMAJOR_SUBTYPE_SHIFT 8 +#define VIOMAJOR_SUBTYPE_MASK 0xff00 +#define VIOMINOR_SUBTYPE_MASK 0x00ff +#define VIOMAJOR_SUBTYPE_SHIFT 8 -#define VIOVERSION 0x0101 +#define VIOVERSION 0x0101 /* * This is the general structure for VIO errors; each module should have @@ -89,8 +91,8 @@ struct vio_error_entry { int errno; const char *msg; }; -const struct vio_error_entry *vio_lookup_rc(const struct vio_error_entry - *local_table, u16 rc); +extern const struct vio_error_entry *vio_lookup_rc( + const struct vio_error_entry *local_table, u16 rc); enum viosubtypes { viomajorsubtype_monitor = 0x0100, @@ -102,7 +104,6 @@ enum viosubtypes { viomajorsubtype_scsi = 0x0700 }; - enum vioconfigsubtype { vioconfigget = 0x0001, }; |