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| author | John Crispin <blogic@openwrt.org> | 2008-06-28 17:28:31 +0000 |
|---|---|---|
| committer | John Crispin <blogic@openwrt.org> | 2008-06-28 17:28:31 +0000 |
| commit | 387b20eb5c0c1e9668caa7fe40a6f142605bdf0e (patch) | |
| tree | 281f1363fa968df433684a06a8fd44a4abc66595 /target/linux/ifxmips/files/arch/mips | |
| parent | dcc6c8445d916c766f08598f2e5f8255366f3a14 (diff) | |
| download | master-187ad058-387b20eb5c0c1e9668caa7fe40a6f142605bdf0e.tar.gz master-187ad058-387b20eb5c0c1e9668caa7fe40a6f142605bdf0e.tar.bz2 master-187ad058-387b20eb5c0c1e9668caa7fe40a6f142605bdf0e.zip | |
add proper ebu locking to ifxmips
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11597 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ifxmips/files/arch/mips')
| -rw-r--r-- | target/linux/ifxmips/files/arch/mips/ifxmips/board.c | 23 | ||||
| -rw-r--r-- | target/linux/ifxmips/files/arch/mips/pci/ops-ifxmips.c | 5 |
2 files changed, 6 insertions, 22 deletions
diff --git a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c index 28f2e263c1..8d12ebdaf1 100644 --- a/target/linux/ifxmips/files/arch/mips/ifxmips/board.c +++ b/target/linux/ifxmips/files/arch/mips/ifxmips/board.c @@ -43,6 +43,9 @@ static unsigned int chiprev; static struct platform_device *ifxmips_devs[MAX_IFXMIPS_DEVS]; +spinlock_t ebu_lock = SPIN_LOCK_UNLOCKED; +EXPORT_SYMBOL_GPL(ebu_lock); + static struct platform_device ifxmips_led[] = { @@ -79,24 +82,6 @@ ifxmips_wdt[] = }, }; -static struct platform_device -ifxmips_asc0[] = -{ - { - .id = 0, - .name = "ifxmips_asc", - }, -}; - -static struct platform_device -ifxmips_asc1[] = -{ - { - .id = 1, - .name = "ifxmips_asc", - }, -}; - static struct physmap_flash_data ifxmips_mtd_data = { .width = 2, @@ -173,8 +158,6 @@ ifxmips_init_devices(void) ifxmips_devs[dev++] = ifxmips_mii; ifxmips_devs[dev++] = ifxmips_mtd; ifxmips_devs[dev++] = ifxmips_wdt; - //ifxmips_devs[dev++] = ifxmips_asc0; - ifxmips_devs[dev++] = ifxmips_asc1; #ifdef CONFIG_GPIO_DEVICE ifxmips_devs[dev++] = ifxmips_gpio_dev; #endif diff --git a/target/linux/ifxmips/files/arch/mips/pci/ops-ifxmips.c b/target/linux/ifxmips/files/arch/mips/pci/ops-ifxmips.c index 3eb25821dd..e04c246eae 100644 --- a/target/linux/ifxmips/files/arch/mips/pci/ops-ifxmips.c +++ b/target/linux/ifxmips/files/arch/mips/pci/ops-ifxmips.c @@ -8,6 +8,7 @@ #include <asm/ifxmips/ifxmips_irq.h> #include <asm/addrspace.h> #include <linux/vmalloc.h> +#include <asm/ifxmips/ifxmips_ebu.h> #define IFXMIPS_PCI_CFG_BUSNUM_SHF 16 #define IFXMIPS_PCI_CFG_DEVNUM_SHF 11 @@ -33,7 +34,7 @@ ifxmips_pci_config_access(unsigned char access_type, || ((devfn & 0xf8) == 0) || ((devfn & 0xf8) == 0x68)) return 1; - local_irq_save(flags); + spin_lock_irqsave(&ebu_lock, flags); cfg_base = ifxmips_pci_mapped_cfg; cfg_base |= (bus->number << IFXMIPS_PCI_CFG_BUSNUM_SHF) | (devfn << @@ -64,7 +65,7 @@ ifxmips_pci_config_access(unsigned char access_type, cfg_base = (ifxmips_pci_mapped_cfg | (0x68 << IFXMIPS_PCI_CFG_FUNNUM_SHF)) + 4; ifxmips_w32(temp, ((u32*)cfg_base)); - local_irq_restore(flags); + spin_unlock_irqrestore(&ebu_lock, flags); if (((*data) == 0xffffffff) && (access_type == PCI_ACCESS_READ)) return 1; |