diff options
| author | Stephen Rothwell <sfr@canb.auug.org.au> | 2012-03-15 14:18:00 -0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2012-03-20 20:16:11 -0400 |
| commit | f5339277eb8d3aed37f12a27988366f68ab68930 (patch) | |
| tree | 4b8f14bb6144b128a2d3741aad21bfe24ba15b0d /arch/powerpc/lib | |
| parent | ec86b45af464d2d3c00d1125b220d6c3b6ca93d8 (diff) | |
powerpc: Remove FW_FEATURE ISERIES from arch code
This is no longer selectable, so just remove all the dependent code.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/lib')
| -rw-r--r-- | arch/powerpc/lib/locks.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c index a6ebba56fdd4..bb7cfecf2788 100644 --- a/arch/powerpc/lib/locks.c +++ b/arch/powerpc/lib/locks.c | |||
| @@ -19,11 +19,9 @@ | |||
| 19 | #include <linux/smp.h> | 19 | #include <linux/smp.h> |
| 20 | 20 | ||
| 21 | /* waiting for a spinlock... */ | 21 | /* waiting for a spinlock... */ |
| 22 | #if defined(CONFIG_PPC_SPLPAR) || defined(CONFIG_PPC_ISERIES) | 22 | #if defined(CONFIG_PPC_SPLPAR) |
| 23 | #include <asm/hvcall.h> | 23 | #include <asm/hvcall.h> |
| 24 | #include <asm/iseries/hv_call.h> | ||
| 25 | #include <asm/smp.h> | 24 | #include <asm/smp.h> |
| 26 | #include <asm/firmware.h> | ||
| 27 | 25 | ||
| 28 | void __spin_yield(arch_spinlock_t *lock) | 26 | void __spin_yield(arch_spinlock_t *lock) |
| 29 | { | 27 | { |
| @@ -40,14 +38,8 @@ void __spin_yield(arch_spinlock_t *lock) | |||
| 40 | rmb(); | 38 | rmb(); |
| 41 | if (lock->slock != lock_value) | 39 | if (lock->slock != lock_value) |
| 42 | return; /* something has changed */ | 40 | return; /* something has changed */ |
| 43 | if (firmware_has_feature(FW_FEATURE_ISERIES)) | 41 | plpar_hcall_norets(H_CONFER, |
| 44 | HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc, | 42 | get_hard_smp_processor_id(holder_cpu), yield_count); |
| 45 | ((u64)holder_cpu << 32) | yield_count); | ||
| 46 | #ifdef CONFIG_PPC_SPLPAR | ||
| 47 | else | ||
| 48 | plpar_hcall_norets(H_CONFER, | ||
| 49 | get_hard_smp_processor_id(holder_cpu), yield_count); | ||
| 50 | #endif | ||
| 51 | } | 43 | } |
| 52 | 44 | ||
| 53 | /* | 45 | /* |
| @@ -71,14 +63,8 @@ void __rw_yield(arch_rwlock_t *rw) | |||
| 71 | rmb(); | 63 | rmb(); |
| 72 | if (rw->lock != lock_value) | 64 | if (rw->lock != lock_value) |
| 73 | return; /* something has changed */ | 65 | return; /* something has changed */ |
| 74 | if (firmware_has_feature(FW_FEATURE_ISERIES)) | 66 | plpar_hcall_norets(H_CONFER, |
| 75 | HvCall2(HvCallBaseYieldProcessor, HvCall_YieldToProc, | 67 | get_hard_smp_processor_id(holder_cpu), yield_count); |
| 76 | ((u64)holder_cpu << 32) | yield_count); | ||
| 77 | #ifdef CONFIG_PPC_SPLPAR | ||
| 78 | else | ||
| 79 | plpar_hcall_norets(H_CONFER, | ||
| 80 | get_hard_smp_processor_id(holder_cpu), yield_count); | ||
| 81 | #endif | ||
| 82 | } | 68 | } |
| 83 | #endif | 69 | #endif |
| 84 | 70 | ||
