Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6

Conflicts:

	arch/sparc/kernel/of_device.c

3 files changed, 32 insertions, 15 deletions

diff --git a/arch/sparc/kernel/of_device.c b/arch/sparc/kernel/of_device.c
index 4ef160755881..c88af7efc335 100644
--- a/arch/sparc/kernel/of_device.c
+++ b/arch/sparc/kernel/of_device.c
@@ -93,7 +93,7 @@ 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);
 };
 
 /*
@@ -153,8 +153,10 @@ 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;
 }
 
@@ -217,17 +219,21 @@ 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;
@@ -406,10 +412,11 @@ 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(reg, 0);
+
                 if (use_1to1_mapping(pp)) {
                         result = of_read_addr(addr, na);
                         goto build_res;
@@ -434,6 +441,8 @@ 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/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c
index bf7147a9308e..72fa8daab60b 100644
--- a/arch/sparc/kernel/sun4d_smp.c
+++ b/arch/sparc/kernel/sun4d_smp.c
@@ -261,8 +261,9 @@ static struct smp_funcall {
 static DEFINE_SPINLOCK(cross_call_lock);
 
 /* Cross calls must be serialized, at least currently. */
-void smp4d_cross_call(smpfunc_t func, unsigned long arg1, unsigned long arg2,
-                    unsigned long arg3, unsigned long arg4, unsigned long arg5)
+static void smp4d_cross_call(smpfunc_t func, cpumask_t mask, unsigned long arg1,
+                             unsigned long arg2, unsigned long arg3,
+                             unsigned long arg4)
 {
         if(smp_processors_ready) {
                 register int high = smp_highest_cpu;
@@ -277,7 +278,7 @@ void smp4d_cross_call(smpfunc_t func, unsigned long arg1, unsigned long arg2,
                         register unsigned long a2 asm("i2") = arg2;
                         register unsigned long a3 asm("i3") = arg3;
                         register unsigned long a4 asm("i4") = arg4;
-                        register unsigned long a5 asm("i5") = arg5;
+                        register unsigned long a5 asm("i5") = 0;
 
                         __asm__ __volatile__(
                                 "std %0, [%6]\n\t"
@@ -289,11 +290,10 @@ void smp4d_cross_call(smpfunc_t func, unsigned long arg1, unsigned long arg2,
 
                 /* Init receive/complete mapping, plus fire the IPI's off. */
                 {
-                        cpumask_t mask;
                         register int i;
 
-                        mask = cpumask_of_cpu(hard_smp4d_processor_id());
-                        cpus_andnot(mask, cpu_online_map, mask);
+                        cpu_clear(smp_processor_id(), mask);
+                        cpus_and(mask, cpu_online_map, mask);
                         for(i = 0; i <= high; i++) {
                                 if (cpu_isset(i, mask)) {
                                         ccall_info.processors_in[i] = 0;
@@ -308,12 +308,16 @@ void smp4d_cross_call(smpfunc_t func, unsigned long arg1, unsigned long arg2,
 
                         i = 0;
                         do {
+                                if (!cpu_isset(i, mask))
+                                        continue;
                                 while(!ccall_info.processors_in[i])
                                         barrier();
                         } while(++i <= high);
 
                         i = 0;
                         do {
+                                if (!cpu_isset(i, mask))
+                                        continue;
                                 while(!ccall_info.processors_out[i])
                                         barrier();
                         } while(++i <= high);
diff --git a/arch/sparc/kernel/sun4m_smp.c b/arch/sparc/kernel/sun4m_smp.c
index 406ac1abc83a..a14a76ac7f36 100644
--- a/arch/sparc/kernel/sun4m_smp.c
+++ b/arch/sparc/kernel/sun4m_smp.c
@@ -244,9 +244,9 @@ static struct smp_funcall {
 static DEFINE_SPINLOCK(cross_call_lock);
 
 /* Cross calls must be serialized, at least currently. */
-static void smp4m_cross_call(smpfunc_t func, unsigned long arg1,
+static void smp4m_cross_call(smpfunc_t func, cpumask_t mask, unsigned long arg1,
                              unsigned long arg2, unsigned long arg3,
-                             unsigned long arg4, unsigned long arg5)
+                             unsigned long arg4)
 {
                 register int ncpus = SUN4M_NCPUS;
                 unsigned long flags;
@@ -259,14 +259,14 @@ static void smp4m_cross_call(smpfunc_t func, unsigned long arg1,
                 ccall_info.arg2 = arg2;
                 ccall_info.arg3 = arg3;
                 ccall_info.arg4 = arg4;
-                ccall_info.arg5 = arg5;
+                ccall_info.arg5 = 0;
 
                 /* Init receive/complete mapping, plus fire the IPI's off. */
                 {
-                        cpumask_t mask = cpu_online_map;
                         register int i;
 
                         cpu_clear(smp_processor_id(), mask);
+                        cpus_and(mask, cpu_online_map, mask);
                         for(i = 0; i < ncpus; i++) {
                                 if (cpu_isset(i, mask)) {
                                         ccall_info.processors_in[i] = 0;
@@ -284,12 +284,16 @@ static void smp4m_cross_call(smpfunc_t func, unsigned long arg1,
 
                         i = 0;
                         do {
+                                if (!cpu_isset(i, mask))
+                                        continue;
                                 while(!ccall_info.processors_in[i])
                                         barrier();
                         } while(++i < ncpus);
 
                         i = 0;
                         do {
+                                if (!cpu_isset(i, mask))
+                                        continue;
                                 while(!ccall_info.processors_out[i])
                                         barrier();
                         } while(++i < ncpus);