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[IA64-SGI] sn2 minor fixes and cleanups

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General SN2 code cleanup:
 - Do not initialize global variables to zero
 - Use kzalloc instead of kmalloc+memset
 - Check kmalloc return values
 - Do not obfuscate spin lock calls
 - Remove some unused code
 - Various formatting cleanups

Signed-off-by: Jes Sorensen <jes@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Jes Sorensen
2006-02-13 05:29:57 -05:00
committed by Tony Luck
parent 50d8e59038
commit 8ed9b2c7a8
12 changed files with 111 additions and 162 deletions
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6
include/asm-ia64/sn/bte.h
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@@ -46,7 +46,7 @@
#define BTES_PER_NODE (is_shub2() ? 4 : 2)
#define MAX_BTES_PER_NODE 4
#define BTE2OFF_CTRL (0)
#define BTE2OFF_CTRL 0
#define BTE2OFF_SRC (SH2_BT_ENG_SRC_ADDR_0 - SH2_BT_ENG_CSR_0)
#define BTE2OFF_DEST (SH2_BT_ENG_DEST_ADDR_0 - SH2_BT_ENG_CSR_0)
#define BTE2OFF_NOTIFY (SH2_BT_ENG_NOTIF_ADDR_0 - SH2_BT_ENG_CSR_0)
@@ -75,11 +75,11 @@
: base + (BTEOFF_NOTIFY/8))
/* Define hardware modes */
#define BTE_NOTIFY (IBCT_NOTIFY)
#define BTE_NOTIFY IBCT_NOTIFY
#define BTE_NORMAL BTE_NOTIFY
#define BTE_ZERO_FILL (BTE_NOTIFY | IBCT_ZFIL_MODE)
/* Use a reserved bit to let the caller specify a wait for any BTE */
#define BTE_WACQUIRE (0x4000)
#define BTE_WACQUIRE 0x4000
/* Use the BTE on the node with the destination memory */
#define BTE_USE_DEST (BTE_WACQUIRE << 1)
/* Use any available BTE interface on any node for the transfer */

14
include/asm-ia64/sn/pcibr_provider.h
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@@ -3,7 +3,7 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (C) 1992-1997,2000-2004 Silicon Graphics, Inc. All rights reserved.
* Copyright (C) 1992-1997,2000-2006 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H
#define _ASM_IA64_SN_PCI_PCIBR_PROVIDER_H
@@ -115,18 +115,6 @@ struct pcibus_info {
spinlock_t pbi_lock;
};
/*
* pcibus_info structure locking macros
*/
inline static unsigned long
pcibr_lock(struct pcibus_info *pcibus_info)
{
unsigned long flag;
spin_lock_irqsave(&pcibus_info->pbi_lock, flag);
return(flag);
}
#define pcibr_unlock(pcibus_info, flag) spin_unlock_irqrestore(&pcibus_info->pbi_lock, flag)
extern int pcibr_init_provider(void);
extern void *pcibr_bus_fixup(struct pcibus_bussoft *, struct pci_controller *);
extern dma_addr_t pcibr_dma_map(struct pci_dev *, unsigned long, size_t);

3
include/asm-ia64/sn/sn_feature_sets.h
View File

@@ -12,9 +12,6 @@
*/
#include <asm/types.h>
#include <asm/bitops.h>
/* --------------------- PROM Features -----------------------------*/
extern int sn_prom_feature_available(int id);