diff options
author | Philippe Gerum <rpm@xenomai.org> | 2009-06-22 18:22:48 +0200 |
---|---|---|
committer | Mike Frysinger <vapier@gentoo.org> | 2009-09-16 21:28:30 -0400 |
commit | b9c7eb498ddce1f77536707398b6175696570e80 (patch) | |
tree | 77d7e3917c1c18123bbfefda31855ba7a4729251 /arch/blackfin/kernel/ipipe.c | |
parent | d8ca63955a81fd443016ef8813f8e6fd8dea7de4 (diff) |
Blackfin: fix misnomer of some I-pipe helpers
__ipipe_{stall, unstall}_root_raw() identifiers may leave the reader
under the impression that only the virtual state is affected by these
operations, which is wrong. Pick names following the convention used
throughout the interrupt pipeline code.
Signed-off-by: Philippe Gerum <rpm@xenomai.org>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/kernel/ipipe.c')
-rw-r--r-- | arch/blackfin/kernel/ipipe.c | 44 |
1 files changed, 20 insertions, 24 deletions
diff --git a/arch/blackfin/kernel/ipipe.c b/arch/blackfin/kernel/ipipe.c index a7256775fb9..be4f24ebd40 100644 --- a/arch/blackfin/kernel/ipipe.c +++ b/arch/blackfin/kernel/ipipe.c @@ -191,30 +191,6 @@ void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, unsigned irq) } EXPORT_SYMBOL(__ipipe_disable_irqdesc); -void __ipipe_stall_root_raw(void) -{ - /* - * This code is called by the ins{bwl} routines (see - * arch/blackfin/lib/ins.S), which are heavily used by the - * network stack. It masks all interrupts but those handled by - * non-root domains, so that we keep decent network transfer - * rates for Linux without inducing pathological jitter for - * the real-time domain. - */ - __asm__ __volatile__ ("sti %0;" : : "d"(__ipipe_irq_lvmask)); - - __set_bit(IPIPE_STALL_FLAG, - &ipipe_root_cpudom_var(status)); -} - -void __ipipe_unstall_root_raw(void) -{ - __clear_bit(IPIPE_STALL_FLAG, - &ipipe_root_cpudom_var(status)); - - __asm__ __volatile__ ("sti %0;" : : "d"(bfin_irq_flags)); -} - int __ipipe_syscall_root(struct pt_regs *regs) { struct ipipe_percpu_domain_data *p; @@ -344,3 +320,23 @@ void ___ipipe_sync_pipeline(unsigned long syncmask) __ipipe_sync_stage(syncmask); } + +void __ipipe_disable_root_irqs_hw(void) +{ + /* + * This code is called by the ins{bwl} routines (see + * arch/blackfin/lib/ins.S), which are heavily used by the + * network stack. It masks all interrupts but those handled by + * non-root domains, so that we keep decent network transfer + * rates for Linux without inducing pathological jitter for + * the real-time domain. + */ + bfin_sti(__ipipe_irq_lvmask); + __set_bit(IPIPE_STALL_FLAG, &ipipe_root_cpudom_var(status)); +} + +void __ipipe_enable_root_irqs_hw(void) +{ + __clear_bit(IPIPE_STALL_FLAG, &ipipe_root_cpudom_var(status)); + bfin_sti(bfin_irq_flags); +} |