diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-05-11 14:44:27 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-05-11 14:44:31 +0200 |
commit | 41fb454ebe6024f5c1e3b3cbc0abc0da762e7b51 (patch) | |
tree | 51c50bcb67a5039448ddfa1869d7948cab1217e9 /arch/sparc/kernel/of_device_64.c | |
parent | 19c1a6f5764d787113fa323ffb18be7991208f82 (diff) | |
parent | 091bf7624d1c90cec9e578a18529f615213ff847 (diff) |
Merge commit 'v2.6.30-rc5' into core/iommu
Merge reason: core/iommu was on an .30-rc1 base,
update it to .30-rc5 to refresh.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc/kernel/of_device_64.c')
-rw-r--r-- | arch/sparc/kernel/of_device_64.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c index b4a12c9aa5f..5ac287ac03d 100644 --- a/arch/sparc/kernel/of_device_64.c +++ b/arch/sparc/kernel/of_device_64.c @@ -99,8 +99,7 @@ static inline u64 of_read_addr(const u32 *cell, int size) return r; } -static void __init get_cells(struct device_node *dp, - int *addrc, int *sizec) +static void get_cells(struct device_node *dp, int *addrc, int *sizec) { if (addrc) *addrc = of_n_addr_cells(dp); @@ -301,8 +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, |