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[IA64] run some drivers/misc/sgi-xp through scripts/Lindent
Ran patches through scripts/Lindent (part 1). Signed-off-by: Dean Nelson <dcn@sgi.com> Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Dean Nelson
Tony Luck
+29
-51
@@ -6,30 +6,25 @@
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* Copyright (C) 2004-2008 Silicon Graphics, Inc. All rights reserved.
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*/
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/*
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* External Cross Partition (XP) structures and defines.
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*/
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#ifndef _DRIVERS_MISC_SGIXP_XP_H
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#define _DRIVERS_MISC_SGIXP_XP_H
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#include <linux/cache.h>
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#include <linux/hardirq.h>
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#include <linux/mutex.h>
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#include <asm/sn/types.h>
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#include <asm/sn/bte.h>
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#ifdef USE_DBUG_ON
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#define DBUG_ON(condition) BUG_ON(condition)
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#else
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#define DBUG_ON(condition)
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#endif
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/*
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* Define the maximum number of logically defined partitions the system
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* can support. It is constrained by the maximum number of hardware
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@@ -43,7 +38,6 @@
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*/
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#define XP_MAX_PARTITIONS 64
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/*
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* Define the number of u64s required to represent all the C-brick nasids
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* as a bitmap. The cross-partition kernel modules deal only with
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@@ -54,7 +48,6 @@
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#define XP_NASID_MASK_BYTES ((XP_MAX_PHYSNODE_ID + 7) / 8)
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#define XP_NASID_MASK_WORDS ((XP_MAX_PHYSNODE_ID + 63) / 64)
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/*
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* Wrapper for bte_copy() that should it return a failure status will retry
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* the bte_copy() once in the hope that the failure was due to a temporary
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@@ -74,7 +67,6 @@ xp_bte_copy(u64 src, u64 vdst, u64 len, u64 mode, void *notification)
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bte_result_t ret;
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u64 pdst = ia64_tpa(vdst);
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/*
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* Ensure that the physically mapped memory is contiguous.
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*
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@@ -96,7 +88,6 @@ xp_bte_copy(u64 src, u64 vdst, u64 len, u64 mode, void *notification)
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return ret;
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}
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/*
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* XPC establishes channel connections between the local partition and any
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* other partition that is currently up. Over these channels, kernel-level
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@@ -122,7 +113,6 @@ xp_bte_copy(u64 src, u64 vdst, u64 len, u64 mode, void *notification)
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#error XPC_NCHANNELS exceeds MAXIMUM allowed.
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#endif
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/*
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* The format of an XPC message is as follows:
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*
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@@ -160,12 +150,10 @@ struct xpc_msg {
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u64 payload; /* user defined portion of message */
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};
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#define XPC_MSG_PAYLOAD_OFFSET (u64) (&((struct xpc_msg *)0)->payload)
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#define XPC_MSG_SIZE(_payload_size) \
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L1_CACHE_ALIGN(XPC_MSG_PAYLOAD_OFFSET + (_payload_size))
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/*
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* Define the return values and values passed to user's callout functions.
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* (It is important to add new value codes at the end just preceding
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@@ -270,7 +258,6 @@ enum xpc_retval {
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xpcUnknownReason /* 116: unknown reason -- must be last in list */
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};
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/*
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* Define the callout function types used by XPC to update the user on
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* connection activity and state changes (via the user function registered by
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@@ -375,12 +362,11 @@ enum xpc_retval {
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* =====================+================================+=====================
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*/
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typedef void (*xpc_channel_func)(enum xpc_retval reason, partid_t partid,
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int ch_number, void *data, void *key);
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typedef void (*xpc_notify_func)(enum xpc_retval reason, partid_t partid,
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int ch_number, void *key);
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typedef void (*xpc_channel_func) (enum xpc_retval reason, partid_t partid,
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int ch_number, void *data, void *key);
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typedef void (*xpc_notify_func) (enum xpc_retval reason, partid_t partid,
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int ch_number, void *key);
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/*
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* The following is a registration entry. There is a global array of these,
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@@ -398,50 +384,45 @@ typedef void (*xpc_notify_func)(enum xpc_retval reason, partid_t partid,
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*/
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struct xpc_registration {
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struct mutex mutex;
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xpc_channel_func func; /* function to call */
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void *key; /* pointer to user's key */
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u16 nentries; /* #of msg entries in local msg queue */
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u16 msg_size; /* message queue's message size */
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u32 assigned_limit; /* limit on #of assigned kthreads */
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u32 idle_limit; /* limit on #of idle kthreads */
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xpc_channel_func func; /* function to call */
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void *key; /* pointer to user's key */
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u16 nentries; /* #of msg entries in local msg queue */
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u16 msg_size; /* message queue's message size */
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u32 assigned_limit; /* limit on #of assigned kthreads */
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u32 idle_limit; /* limit on #of idle kthreads */
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} ____cacheline_aligned;
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#define XPC_CHANNEL_REGISTERED(_c) (xpc_registrations[_c].func != NULL)
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/* the following are valid xpc_allocate() flags */
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#define XPC_WAIT 0 /* wait flag */
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#define XPC_NOWAIT 1 /* no wait flag */
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#define XPC_WAIT 0 /* wait flag */
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#define XPC_NOWAIT 1 /* no wait flag */
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struct xpc_interface {
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void (*connect)(int);
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void (*disconnect)(int);
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enum xpc_retval (*allocate)(partid_t, int, u32, void **);
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enum xpc_retval (*send)(partid_t, int, void *);
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enum xpc_retval (*send_notify)(partid_t, int, void *,
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xpc_notify_func, void *);
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void (*received)(partid_t, int, void *);
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enum xpc_retval (*partid_to_nasids)(partid_t, void *);
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void (*connect) (int);
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void (*disconnect) (int);
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enum xpc_retval (*allocate) (partid_t, int, u32, void **);
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enum xpc_retval (*send) (partid_t, int, void *);
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enum xpc_retval (*send_notify) (partid_t, int, void *,
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xpc_notify_func, void *);
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void (*received) (partid_t, int, void *);
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enum xpc_retval (*partid_to_nasids) (partid_t, void *);
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};
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extern struct xpc_interface xpc_interface;
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extern void xpc_set_interface(void (*)(int),
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void (*)(int),
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enum xpc_retval (*)(partid_t, int, u32, void **),
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enum xpc_retval (*)(partid_t, int, void *),
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enum xpc_retval (*)(partid_t, int, void *, xpc_notify_func,
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void *),
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void (*)(partid_t, int, void *),
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enum xpc_retval (*)(partid_t, void *));
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void (*)(int),
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enum xpc_retval (*)(partid_t, int, u32, void **),
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enum xpc_retval (*)(partid_t, int, void *),
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enum xpc_retval (*)(partid_t, int, void *,
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xpc_notify_func, void *),
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void (*)(partid_t, int, void *),
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enum xpc_retval (*)(partid_t, void *));
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extern void xpc_clear_interface(void);
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extern enum xpc_retval xpc_connect(int, xpc_channel_func, void *, u16,
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u16, u32, u32);
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u16, u32, u32);
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extern void xpc_disconnect(int);
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static inline enum xpc_retval
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@@ -458,7 +439,7 @@ xpc_send(partid_t partid, int ch_number, void *payload)
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static inline enum xpc_retval
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xpc_send_notify(partid_t partid, int ch_number, void *payload,
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xpc_notify_func func, void *key)
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xpc_notify_func func, void *key)
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{
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return xpc_interface.send_notify(partid, ch_number, payload, func, key);
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}
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@@ -475,11 +456,8 @@ xpc_partid_to_nasids(partid_t partid, void *nasids)
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return xpc_interface.partid_to_nasids(partid, nasids);
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}
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extern u64 xp_nofault_PIOR_target;
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extern int xp_nofault_PIOR(void *);
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extern int xp_error_PIOR(void);
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#endif /* _DRIVERS_MISC_SGIXP_XP_H */
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@@ -6,7 +6,6 @@
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* Copyright (c) 2004-2008 Silicon Graphics, Inc. All Rights Reserved.
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*/
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/*
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* Cross Partition (XP) base.
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*
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@@ -15,7 +14,6 @@
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*
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*/
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#include <linux/kernel.h>
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#include <linux/interrupt.h>
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#include <linux/module.h>
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@@ -24,49 +22,49 @@
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#include <asm/sn/sn_sal.h>
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#include "xp.h"
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/*
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* Target of nofault PIO read.
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*/
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u64 xp_nofault_PIOR_target;
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/*
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* xpc_registrations[] keeps track of xpc_connect()'s done by the kernel-level
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* users of XPC.
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*/
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struct xpc_registration xpc_registrations[XPC_NCHANNELS];
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/*
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* Initialize the XPC interface to indicate that XPC isn't loaded.
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*/
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static enum xpc_retval xpc_notloaded(void) { return xpcNotLoaded; }
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static enum xpc_retval
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xpc_notloaded(void)
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{
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return xpcNotLoaded;
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}
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struct xpc_interface xpc_interface = {
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(void (*)(int)) xpc_notloaded,
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(void (*)(int)) xpc_notloaded,
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(enum xpc_retval (*)(partid_t, int, u32, void **)) xpc_notloaded,
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(enum xpc_retval (*)(partid_t, int, void *)) xpc_notloaded,
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(enum xpc_retval (*)(partid_t, int, void *, xpc_notify_func, void *))
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xpc_notloaded,
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(void (*)(partid_t, int, void *)) xpc_notloaded,
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(enum xpc_retval (*)(partid_t, void *)) xpc_notloaded
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(void (*)(int))xpc_notloaded,
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(void (*)(int))xpc_notloaded,
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(enum xpc_retval(*)(partid_t, int, u32, void **))xpc_notloaded,
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(enum xpc_retval(*)(partid_t, int, void *))xpc_notloaded,
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(enum xpc_retval(*)(partid_t, int, void *, xpc_notify_func, void *))
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xpc_notloaded,
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(void (*)(partid_t, int, void *))xpc_notloaded,
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(enum xpc_retval(*)(partid_t, void *))xpc_notloaded
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};
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/*
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* XPC calls this when it (the XPC module) has been loaded.
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*/
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void
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xpc_set_interface(void (*connect)(int),
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void (*disconnect)(int),
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enum xpc_retval (*allocate)(partid_t, int, u32, void **),
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enum xpc_retval (*send)(partid_t, int, void *),
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enum xpc_retval (*send_notify)(partid_t, int, void *,
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xpc_notify_func, void *),
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void (*received)(partid_t, int, void *),
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enum xpc_retval (*partid_to_nasids)(partid_t, void *))
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xpc_set_interface(void (*connect) (int),
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void (*disconnect) (int),
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enum xpc_retval (*allocate) (partid_t, int, u32, void **),
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enum xpc_retval (*send) (partid_t, int, void *),
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enum xpc_retval (*send_notify) (partid_t, int, void *,
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xpc_notify_func, void *),
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void (*received) (partid_t, int, void *),
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enum xpc_retval (*partid_to_nasids) (partid_t, void *))
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{
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xpc_interface.connect = connect;
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xpc_interface.disconnect = disconnect;
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@@ -77,28 +75,27 @@ xpc_set_interface(void (*connect)(int),
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xpc_interface.partid_to_nasids = partid_to_nasids;
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}
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/*
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* XPC calls this when it (the XPC module) is being unloaded.
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*/
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void
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xpc_clear_interface(void)
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{
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xpc_interface.connect = (void (*)(int)) xpc_notloaded;
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xpc_interface.disconnect = (void (*)(int)) xpc_notloaded;
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xpc_interface.allocate = (enum xpc_retval (*)(partid_t, int, u32,
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void **)) xpc_notloaded;
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xpc_interface.send = (enum xpc_retval (*)(partid_t, int, void *))
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xpc_notloaded;
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xpc_interface.send_notify = (enum xpc_retval (*)(partid_t, int, void *,
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xpc_notify_func, void *)) xpc_notloaded;
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xpc_interface.connect = (void (*)(int))xpc_notloaded;
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xpc_interface.disconnect = (void (*)(int))xpc_notloaded;
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xpc_interface.allocate = (enum xpc_retval(*)(partid_t, int, u32,
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void **))xpc_notloaded;
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xpc_interface.send = (enum xpc_retval(*)(partid_t, int, void *))
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xpc_notloaded;
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xpc_interface.send_notify = (enum xpc_retval(*)(partid_t, int, void *,
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xpc_notify_func,
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void *))xpc_notloaded;
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xpc_interface.received = (void (*)(partid_t, int, void *))
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xpc_notloaded;
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xpc_interface.partid_to_nasids = (enum xpc_retval (*)(partid_t, void *))
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xpc_notloaded;
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xpc_notloaded;
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xpc_interface.partid_to_nasids = (enum xpc_retval(*)(partid_t, void *))
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xpc_notloaded;
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}
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/*
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* Register for automatic establishment of a channel connection whenever
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* a partition comes up.
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@@ -125,11 +122,10 @@ xpc_clear_interface(void)
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*/
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enum xpc_retval
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xpc_connect(int ch_number, xpc_channel_func func, void *key, u16 payload_size,
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u16 nentries, u32 assigned_limit, u32 idle_limit)
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u16 nentries, u32 assigned_limit, u32 idle_limit)
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{
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struct xpc_registration *registration;
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DBUG_ON(ch_number < 0 || ch_number >= XPC_NCHANNELS);
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DBUG_ON(payload_size == 0 || nentries == 0);
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DBUG_ON(func == NULL);
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@@ -162,7 +158,6 @@ xpc_connect(int ch_number, xpc_channel_func func, void *key, u16 payload_size,
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return xpcSuccess;
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}
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/*
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* Remove the registration for automatic connection of the specified channel
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* when a partition comes up.
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@@ -181,7 +176,6 @@ xpc_disconnect(int ch_number)
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{
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struct xpc_registration *registration;
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DBUG_ON(ch_number < 0 || ch_number >= XPC_NCHANNELS);
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registration = &xpc_registrations[ch_number];
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@@ -214,14 +208,12 @@ xpc_disconnect(int ch_number)
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return;
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}
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int __init
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xp_init(void)
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{
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int ret, ch_number;
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u64 func_addr = *(u64 *) xp_nofault_PIOR;
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u64 err_func_addr = *(u64 *) xp_error_PIOR;
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u64 func_addr = *(u64 *)xp_nofault_PIOR;
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u64 err_func_addr = *(u64 *)xp_error_PIOR;
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if (!ia64_platform_is("sn2")) {
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return -ENODEV;
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@@ -237,9 +229,9 @@ xp_init(void)
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* work around).
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*/
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if ((ret = sn_register_nofault_code(func_addr, err_func_addr,
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err_func_addr, 1, 1)) != 0) {
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err_func_addr, 1, 1)) != 0) {
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printk(KERN_ERR "XP: can't register nofault code, error=%d\n",
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ret);
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ret);
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}
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/*
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* Setup the nofault PIO read target. (There is no special reason why
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@@ -258,22 +250,21 @@ xp_init(void)
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return 0;
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}
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module_init(xp_init);
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module_init(xp_init);
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void __exit
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xp_exit(void)
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{
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u64 func_addr = *(u64 *) xp_nofault_PIOR;
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u64 err_func_addr = *(u64 *) xp_error_PIOR;
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u64 func_addr = *(u64 *)xp_nofault_PIOR;
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u64 err_func_addr = *(u64 *)xp_error_PIOR;
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/* unregister the PIO read nofault code region */
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(void) sn_register_nofault_code(func_addr, err_func_addr,
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err_func_addr, 1, 0);
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(void)sn_register_nofault_code(func_addr, err_func_addr,
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err_func_addr, 1, 0);
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}
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module_exit(xp_exit);
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module_exit(xp_exit);
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MODULE_AUTHOR("Silicon Graphics, Inc.");
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MODULE_DESCRIPTION("Cross Partition (XP) base");
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@@ -287,4 +278,3 @@ EXPORT_SYMBOL(xpc_clear_interface);
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EXPORT_SYMBOL(xpc_set_interface);
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EXPORT_SYMBOL(xpc_connect);
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EXPORT_SYMBOL(xpc_disconnect);
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@@ -6,7 +6,6 @@
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* Copyright (c) 2004-2008 Silicon Graphics, Inc. All Rights Reserved.
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||||
*/
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/*
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* The xp_nofault_PIOR function takes a pointer to a remote PIO register
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* and attempts to load and consume a value from it. This function
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+183
-255
File diff suppressed because it is too large
Load Diff
+138
-190
File diff suppressed because it is too large
Load Diff
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