diff options
| author | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-19 13:47:57 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2009-09-19 13:47:57 +0100 |
| commit | 40d743b8c16a8cf6e30c1d941aa6147f9550ea75 (patch) | |
| tree | 9fcdf9a06b18a275253048d1ea7c9803cec38845 /arch/powerpc/sysdev/mpic.c | |
| parent | 7da18afa423f167e7ef3c9728e584d8bf05bd55a (diff) | |
| parent | 83e686ea0291ee93b87dcdc00b96443b80de56c9 (diff) | |
Merge branch 'for-rmk' of git://linux-arm.org/linux-2.6
Diffstat (limited to 'arch/powerpc/sysdev/mpic.c')
| -rw-r--r-- | arch/powerpc/sysdev/mpic.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c index 3981ae4cb58..30c44e6b041 100644 --- a/arch/powerpc/sysdev/mpic.c +++ b/arch/powerpc/sysdev/mpic.c @@ -230,14 +230,16 @@ static inline u32 _mpic_irq_read(struct mpic *mpic, unsigned int src_no, unsigne { unsigned int isu = src_no >> mpic->isu_shift; unsigned int idx = src_no & mpic->isu_mask; + unsigned int val; + val = _mpic_read(mpic->reg_type, &mpic->isus[isu], + reg + (idx * MPIC_INFO(IRQ_STRIDE))); #ifdef CONFIG_MPIC_BROKEN_REGREAD if (reg == 0) - return mpic->isu_reg0_shadow[idx]; - else + val = (val & (MPIC_VECPRI_MASK | MPIC_VECPRI_ACTIVITY)) | + mpic->isu_reg0_shadow[src_no]; #endif - return _mpic_read(mpic->reg_type, &mpic->isus[isu], - reg + (idx * MPIC_INFO(IRQ_STRIDE))); + return val; } static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no, @@ -251,7 +253,8 @@ static inline void _mpic_irq_write(struct mpic *mpic, unsigned int src_no, #ifdef CONFIG_MPIC_BROKEN_REGREAD if (reg == 0) - mpic->isu_reg0_shadow[idx] = value; + mpic->isu_reg0_shadow[src_no] = + value & ~(MPIC_VECPRI_MASK | MPIC_VECPRI_ACTIVITY); #endif } |