diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-01 11:53:54 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-12-01 11:53:54 -0800 |
| commit | 3b120ab76225592e9c267086fa4dfa3ce5a075fe (patch) | |
| tree | bb54ccf104aa4ed0e23ec585834016051b935a36 /arch/arm/common/pl330.c | |
| parent | b930c26416c4ea6855726fd977145ccea9afbdda (diff) | |
| parent | 4cbd6b167f9ed756ced970e0a95538f60ae3b9ab (diff) | |
Merge branch 'fixes' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm
* 'fixes' of http://ftp.arm.linux.org.uk/pub/linux/arm/kernel/git-cur/linux-2.6-arm:
ARM: 7182/1: ARM cpu topology: fix warning
ARM: 7181/1: Restrict kprobes probing SWP instructions to ARMv5 and below
ARM: 7180/1: Change kprobes testcase with unpredictable STRD instruction
ARM: 7177/1: GIC: avoid skipping non-existent PPIs in irq_start calculation
ARM: 7176/1: cpu_pm: register GIC PM notifier only once
ARM: 7175/1: add subname parameter to mfp_set_groupg callers
ARM: 7174/1: Fix build error in kprobes test code on Thumb2 kernels
ARM: 7172/1: dma: Drop GFP_COMP for DMA memory allocations
ARM: 7171/1: unwind: add unwind directives to bitops assembly macros
ARM: 7170/2: fix compilation breakage in entry-armv.S
ARM: 7168/1: use cache type functions for arch_get_unmapped_area
ARM: perf: check that we have a platform device when reserving PMU
ARM: 7166/1: Use PMD_SHIFT instead of PGDIR_SHIFT in dma-consistent.c
ARM: 7165/2: PL330: Fix typo in _prepare_ccr()
ARM: 7163/2: PL330: Only register usable channels
ARM: 7162/1: errata: tidy up Kconfig options for PL310 errata workarounds
ARM: 7161/1: errata: no automatic store buffer drain
ARM: perf: initialise used_mask for fake PMU during validation
ARM: PMU: remove pmu_init declaration
ARM: PMU: re-export release_pmu symbol to modules
Diffstat (limited to 'arch/arm/common/pl330.c')
| -rw-r--r-- | arch/arm/common/pl330.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c index 7129cfbdacd6..f407a6b35d3d 100644 --- a/arch/arm/common/pl330.c +++ b/arch/arm/common/pl330.c @@ -1211,8 +1211,8 @@ static inline u32 _prepare_ccr(const struct pl330_reqcfg *rqc) ccr |= (rqc->brst_size << CC_SRCBRSTSIZE_SHFT); ccr |= (rqc->brst_size << CC_DSTBRSTSIZE_SHFT); - ccr |= (rqc->dcctl << CC_SRCCCTRL_SHFT); - ccr |= (rqc->scctl << CC_DSTCCTRL_SHFT); + ccr |= (rqc->scctl << CC_SRCCCTRL_SHFT); + ccr |= (rqc->dcctl << CC_DSTCCTRL_SHFT); ccr |= (rqc->swap << CC_SWAP_SHFT); @@ -1623,6 +1623,11 @@ static inline int _alloc_event(struct pl330_thread *thrd) return -1; } +static bool _chan_ns(const struct pl330_info *pi, int i) +{ + return pi->pcfg.irq_ns & (1 << i); +} + /* Upon success, returns IdentityToken for the * allocated channel, NULL otherwise. */ @@ -1647,7 +1652,8 @@ void *pl330_request_channel(const struct pl330_info *pi) for (i = 0; i < chans; i++) { thrd = &pl330->channels[i]; - if (thrd->free) { + if ((thrd->free) && (!_manager_ns(thrd) || + _chan_ns(pi, i))) { thrd->ev = _alloc_event(thrd); if (thrd->ev >= 0) { thrd->free = false; |