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authorLinus Torvalds <torvalds@linux-foundation.org>2011-03-21 09:53:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-03-21 09:53:04 -0700
commitf19ade4dfbfefbb44b412fc33a2db26eafd63f0e (patch)
tree968068da1633f9fd5268ee54015df28ed99d8d3d /arch
parent111f4268bd69cb040bf05038785cfbc4087f6341 (diff)
parentb3f80f6d2b08772d7d00f34a062ff73c95f7c45c (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc: Add {open_by,name_to}_handle_at and clock_adjtime syscalls. sparc: Implement of_iomap(). sparc: Implement of_address_to_resource(). sparc: Provide NO_IRQ definition.
Diffstat (limited to 'arch')
-rw-r--r--arch/sparc/include/asm/irq_32.h3
-rw-r--r--arch/sparc/include/asm/irq_64.h2
-rw-r--r--arch/sparc/include/asm/unistd.h5
-rw-r--r--arch/sparc/kernel/of_device_common.c27
-rw-r--r--arch/sparc/kernel/systbls_32.S2
-rw-r--r--arch/sparc/kernel/systbls_64.S4
6 files changed, 39 insertions, 4 deletions
diff --git a/arch/sparc/include/asm/irq_32.h b/arch/sparc/include/asm/irq_32.h
index cbf4801deaaf..eced3e3ebd30 100644
--- a/arch/sparc/include/asm/irq_32.h
+++ b/arch/sparc/include/asm/irq_32.h
@@ -13,4 +13,7 @@
#define irq_canonicalize(irq) (irq)
extern void __init init_IRQ(void);
+
+#define NO_IRQ 0xffffffff
+
#endif
diff --git a/arch/sparc/include/asm/irq_64.h b/arch/sparc/include/asm/irq_64.h
index 4f09666f0798..16dcae6d56e7 100644
--- a/arch/sparc/include/asm/irq_64.h
+++ b/arch/sparc/include/asm/irq_64.h
@@ -97,4 +97,6 @@ extern void *softirq_stack[NR_CPUS];
#define __ARCH_HAS_DO_SOFTIRQ
#define ARCH_HAS_NMI_WATCHDOG
+#define NO_IRQ 0xffffffff
+
#endif
diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h
index 03eb5a8f6f93..2f475d7c0b53 100644
--- a/arch/sparc/include/asm/unistd.h
+++ b/arch/sparc/include/asm/unistd.h
@@ -400,8 +400,11 @@
#define __NR_fanotify_init 329
#define __NR_fanotify_mark 330
#define __NR_prlimit64 331
+#define __NR_name_to_handle_at 332
+#define __NR_open_by_handle_at 333
+#define __NR_clock_adjtime 334
-#define NR_syscalls 332
+#define NR_syscalls 335
#ifdef __32bit_syscall_numbers__
/* Sparc 32-bit only has the "setresuid32", "getresuid32" variants,
diff --git a/arch/sparc/kernel/of_device_common.c b/arch/sparc/kernel/of_device_common.c
index 49ddff56cb04..cb15bbf8a201 100644
--- a/arch/sparc/kernel/of_device_common.c
+++ b/arch/sparc/kernel/of_device_common.c
@@ -22,6 +22,33 @@ unsigned int irq_of_parse_and_map(struct device_node *node, int index)
}
EXPORT_SYMBOL(irq_of_parse_and_map);
+int of_address_to_resource(struct device_node *node, int index,
+ struct resource *r)
+{
+ struct platform_device *op = of_find_device_by_node(node);
+
+ if (!op || index >= op->num_resources)
+ return -EINVAL;
+
+ memcpy(r, &op->archdata.resource[index], sizeof(*r));
+ return 0;
+}
+EXPORT_SYMBOL_GPL(of_address_to_resource);
+
+void __iomem *of_iomap(struct device_node *node, int index)
+{
+ struct platform_device *op = of_find_device_by_node(node);
+ struct resource *r;
+
+ if (!op || index >= op->num_resources)
+ return NULL;
+
+ r = &op->archdata.resource[index];
+
+ return of_ioremap(r, 0, resource_size(r), (char *) r->name);
+}
+EXPORT_SYMBOL(of_iomap);
+
/* Take the archdata values for IOMMU, STC, and HOSTDATA found in
* BUS and propagate to all child platform_device objects.
*/
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index ec396e1916b9..4b86eaf04fe5 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -83,5 +83,5 @@ sys_call_table:
/*315*/ .long sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1
/*320*/ .long sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv
/*325*/ .long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init
-/*330*/ .long sys_fanotify_mark, sys_prlimit64
+/*330*/ .long sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 8cfcaa549580..0331bafdf3a3 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -84,7 +84,7 @@ sys_call_table32:
.word compat_sys_timerfd_settime, compat_sys_timerfd_gettime, compat_sys_signalfd4, sys_eventfd2, sys_epoll_create1
/*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, compat_sys_preadv
.word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_event_open, compat_sys_recvmmsg, sys_fanotify_init
-/*330*/ .word sys32_fanotify_mark, sys_prlimit64
+/*330*/ .word sys32_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, compat_sys_open_by_handle_at, compat_sys_clock_adjtime
#endif /* CONFIG_COMPAT */
@@ -160,4 +160,4 @@ sys_call_table:
.word sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1
/*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv
.word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init
-/*330*/ .word sys_fanotify_mark, sys_prlimit64
+/*330*/ .word sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime