diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-24 07:45:52 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-04-24 07:45:52 -0700 |
| commit | dc0046c7586da5db7561dd8b8e09b40d29ade5fa (patch) | |
| tree | 05ab773b89fec9b2f3fcab67875894d2ea98aee2 /arch/sparc/kernel | |
| parent | f8c3301e8336334be62527c5314018f75f58ad4b (diff) | |
| parent | 956d039a2537cf79ca608450d36cc70e0e515482 (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: Fix bus type probing for ESP and LE devices.
sparc32: Update defconfig.
sparc64: Update defconfig.
Diffstat (limited to 'arch/sparc/kernel')
| -rw-r--r-- | arch/sparc/kernel/of_device_32.c | 21 | ||||
| -rw-r--r-- | arch/sparc/kernel/of_device_64.c | 21 |
2 files changed, 38 insertions, 4 deletions
diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c index 0a83bd73765..c8f14c1dc52 100644 --- a/arch/sparc/kernel/of_device_32.c +++ b/arch/sparc/kernel/of_device_32.c @@ -246,8 +246,25 @@ static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags) static int of_bus_sbus_match(struct device_node *np) { - return !strcmp(np->name, "sbus") || - !strcmp(np->name, "sbi"); + struct device_node *dp = np; + + while (dp) { + if (!strcmp(dp->name, "sbus") || + !strcmp(dp->name, "sbi")) + return 1; + + /* Have a look at use_1to1_mapping(). We're trying + * to match SBUS if that's the top-level bus and we + * don't have some intervening real bus that provides + * ranges based translations. + */ + if (of_find_property(dp, "ranges", NULL) != NULL) + break; + + dp = dp->parent; + } + + return 0; } static void of_bus_sbus_count_cells(struct device_node *child, diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c index 27381f1baff..5ac287ac03d 100644 --- a/arch/sparc/kernel/of_device_64.c +++ b/arch/sparc/kernel/of_device_64.c @@ -300,8 +300,25 @@ static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags) static int of_bus_sbus_match(struct device_node *np) { - return !strcmp(np->name, "sbus") || - !strcmp(np->name, "sbi"); + struct device_node *dp = np; + + while (dp) { + if (!strcmp(dp->name, "sbus") || + !strcmp(dp->name, "sbi")) + return 1; + + /* Have a look at use_1to1_mapping(). We're trying + * to match SBUS if that's the top-level bus and we + * don't have some intervening real bus that provides + * ranges based translations. + */ + if (of_find_property(dp, "ranges", NULL) != NULL) + break; + + dp = dp->parent; + } + + return 0; } static void of_bus_sbus_count_cells(struct device_node *child, |