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MIPS: MSP71xx: remove odd locking in PCI config space access code

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Caller (generic PCI code) already do proper locking so no need to add
another one here.

Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Cc: Linux MIPS <linux-mips@linux-mips.org>
Patchwork: https://patchwork.linux-mips.org/patch/7601/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Sergey Ryazanov 2014-08-30 06:06:25 +04:00 committed by Ralf Baechle
parent 6ff9c2fcfa
commit c4a305374b
1 changed files with 0 additions and 12 deletions
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12
arch/mips/pci/ops-pmcmsp.c
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@ -193,8 +193,6 @@ static void pci_proc_init(void)
}
#endif /* CONFIG_PROC_FS && PCI_COUNTERS */
static DEFINE_SPINLOCK(bpci_lock);
/*****************************************************************************
*
* STRUCT: pci_io_resource
@ -368,7 +366,6 @@ int msp_pcibios_config_access(unsigned char access_type,
struct msp_pci_regs *preg = (void *)PCI_BASE_REG;
unsigned char bus_num = bus->number;
unsigned char dev_fn = (unsigned char)devfn;
unsigned long flags;
unsigned long intr;
unsigned long value;
static char pciirqflag;
@ -401,10 +398,7 @@ int msp_pcibios_config_access(unsigned char access_type,
}
#if defined(CONFIG_PMC_MSP7120_GW) || defined(CONFIG_PMC_MSP7120_EVAL)
local_irq_save(flags);
vpe_status = dvpe();
#else
spin_lock_irqsave(&bpci_lock, flags);
#endif
/*
@ -457,9 +451,6 @@ int msp_pcibios_config_access(unsigned char access_type,
#if defined(CONFIG_PMC_MSP7120_GW) || defined(CONFIG_PMC_MSP7120_EVAL)
evpe(vpe_status);
local_irq_restore(flags);
#else
spin_unlock_irqrestore(&bpci_lock, flags);
#endif
return -1;
@ -467,9 +458,6 @@ int msp_pcibios_config_access(unsigned char access_type,
#if defined(CONFIG_PMC_MSP7120_GW) || defined(CONFIG_PMC_MSP7120_EVAL)
evpe(vpe_status);
local_irq_restore(flags);
#else
spin_unlock_irqrestore(&bpci_lock, flags);
#endif
return PCIBIOS_SUCCESSFUL;