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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2008-10-07 20:08:56 +0200
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-10-07 20:08:56 +0200
commit5a89770daad83df74d77a8d34a1ffaedae565ce9 (patch)
tree0d8ef70293a6ef969ba8b7718e59608337643d40 /arch/sparc64
parent[ARM] 5278/1: i2c-pxa fast mode support (diff)
parentMerge branch 'for_rmk' of git://git.mnementh.co.uk/linux-2.6-im (diff)
downloadlinux-5a89770daad83df74d77a8d34a1ffaedae565ce9.tar.xz
linux-5a89770daad83df74d77a8d34a1ffaedae565ce9.zip
Merge branches 'pxa-core' and 'pxa-machines' into pxa-all
Conflicts: arch/arm/mach-pxa/Kconfig arch/arm/mach-pxa/pxa25x.c arch/arm/mach-pxa/pxa27x.c
Diffstat (limited to 'arch/sparc64')
-rw-r--r--arch/sparc64/Kconfig1
-rw-r--r--arch/sparc64/kernel/irq.c2
-rw-r--r--arch/sparc64/kernel/of_device.c20
-rw-r--r--arch/sparc64/kernel/smp.c14
-rw-r--r--arch/sparc64/mm/init.c2
5 files changed, 24 insertions, 15 deletions
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 923a98959fa7..36b4b7ab9cfb 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -231,6 +231,7 @@ endmenu
config NUMA
bool "NUMA support"
+ depends on SMP
config NODES_SHIFT
int
diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c
index 9b6689d9d570..23963882bc18 100644
--- a/arch/sparc64/kernel/irq.c
+++ b/arch/sparc64/kernel/irq.c
@@ -792,6 +792,8 @@ void fixup_irqs(void)
}
spin_unlock_irqrestore(&irq_desc[irq].lock, flags);
}
+
+ tick_ops->disable_irq();
}
#endif
diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c
index f8b50cbf4bf7..f845f150f565 100644
--- a/arch/sparc64/kernel/of_device.c
+++ b/arch/sparc64/kernel/of_device.c
@@ -96,7 +96,7 @@ struct of_bus {
int *addrc, int *sizec);
int (*map)(u32 *addr, const u32 *range,
int na, int ns, int pna);
- unsigned int (*get_flags)(const u32 *addr);
+ unsigned long (*get_flags)(const u32 *addr, unsigned long);
};
/*
@@ -156,8 +156,10 @@ static int of_bus_default_map(u32 *addr, const u32 *range,
return 0;
}
-static unsigned int of_bus_default_get_flags(const u32 *addr)
+static unsigned long of_bus_default_get_flags(const u32 *addr, unsigned long flags)
{
+ if (flags)
+ return flags;
return IORESOURCE_MEM;
}
@@ -249,17 +251,21 @@ static int of_bus_pci_map(u32 *addr, const u32 *range,
return 0;
}
-static unsigned int of_bus_pci_get_flags(const u32 *addr)
+static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags)
{
- unsigned int flags = 0;
u32 w = addr[0];
+ /* For PCI, we override whatever child busses may have used. */
+ flags = 0;
switch((w >> 24) & 0x03) {
case 0x01:
flags |= IORESOURCE_IO;
+ break;
+
case 0x02: /* 32 bits */
case 0x03: /* 64 bits */
flags |= IORESOURCE_MEM;
+ break;
}
if (w & 0x40000000)
flags |= IORESOURCE_PREFETCH;
@@ -478,10 +484,10 @@ static void __init build_device_resources(struct of_device *op,
int pna, pns;
size = of_read_addr(reg + na, ns);
- flags = bus->get_flags(reg);
-
memcpy(addr, reg, na * 4);
+ flags = bus->get_flags(addr, 0);
+
if (use_1to1_mapping(pp)) {
result = of_read_addr(addr, na);
goto build_res;
@@ -506,6 +512,8 @@ static void __init build_device_resources(struct of_device *op,
dna, dns, pna))
break;
+ flags = pbus->get_flags(addr, flags);
+
dna = pna;
dns = pns;
dbus = pbus;
diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c
index 743ccad61c60..2be166c544ca 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -80,8 +80,6 @@ void smp_bogo(struct seq_file *m)
i, cpu_data(i).clock_tick);
}
-static __cacheline_aligned_in_smp DEFINE_SPINLOCK(call_lock);
-
extern void setup_sparc64_timer(void);
static volatile unsigned long callin_flag = 0;
@@ -120,9 +118,9 @@ void __cpuinit smp_callin(void)
while (!cpu_isset(cpuid, smp_commenced_mask))
rmb();
- spin_lock(&call_lock);
+ ipi_call_lock();
cpu_set(cpuid, cpu_online_map);
- spin_unlock(&call_lock);
+ ipi_call_unlock();
/* idle thread is expected to have preempt disabled */
preempt_disable();
@@ -1305,10 +1303,6 @@ int __cpu_disable(void)
c->core_id = 0;
c->proc_id = -1;
- spin_lock(&call_lock);
- cpu_clear(cpu, cpu_online_map);
- spin_unlock(&call_lock);
-
smp_wmb();
/* Make sure no interrupts point to this cpu. */
@@ -1318,6 +1312,10 @@ int __cpu_disable(void)
mdelay(1);
local_irq_disable();
+ ipi_call_lock();
+ cpu_clear(cpu, cpu_online_map);
+ ipi_call_unlock();
+
return 0;
}
diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c
index b4aeb0f696dc..a41df7bef035 100644
--- a/arch/sparc64/mm/init.c
+++ b/arch/sparc64/mm/init.c
@@ -1843,7 +1843,7 @@ static int pavail_rescan_ents __initdata;
* memory list again, and make sure it provides at least as much
* memory as 'pavail' does.
*/
-static void setup_valid_addr_bitmap_from_pavail(void)
+static void __init setup_valid_addr_bitmap_from_pavail(void)
{
int i;