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authorJohn Crispin <blogic@openwrt.org>2011-07-18 16:08:40 (GMT)
committerRalf Baechle <ralf@linux-mips.org>2011-09-21 15:53:12 (GMT)
commit77fbdb30f045084f1c65b72bd457d7406343aad7 (patch)
tree763d2b9e2890ec073cca9207f8f0dfdda0e835c3 /arch/mips/lantiq
parentd954ffe34a606d4ec34cd3c2b0b5974779759f25 (diff)
downloadlinux-77fbdb30f045084f1c65b72bd457d7406343aad7.tar.xz
MIPS: Lantiq: Fix external interrupt sources
The irq base offset needs to be ignored when matching irqs to external interrupt pins. Taking the offset into account resulted in the EIU not being brought up properly. Signed-off-by: John Crispin <blogic@openwrt.org> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/2616/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/lantiq')
-rw-r--r--arch/mips/lantiq/irq.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/mips/lantiq/irq.c b/arch/mips/lantiq/irq.c
index fc89795..f9737bb 100644
--- a/arch/mips/lantiq/irq.c
+++ b/arch/mips/lantiq/irq.c
@@ -123,11 +123,10 @@ void ltq_enable_irq(struct irq_data *d)
static unsigned int ltq_startup_eiu_irq(struct irq_data *d)
{
int i;
- int irq_nr = d->irq - INT_NUM_IRQ0;
ltq_enable_irq(d);
for (i = 0; i < MAX_EIU; i++) {
- if (irq_nr == ltq_eiu_irq[i]) {
+ if (d->irq == ltq_eiu_irq[i]) {
/* low level - we should really handle set_type */
ltq_eiu_w32(ltq_eiu_r32(LTQ_EIU_EXIN_C) |
(0x6 << (i * 4)), LTQ_EIU_EXIN_C);
@@ -147,11 +146,10 @@ static unsigned int ltq_startup_eiu_irq(struct irq_data *d)
static void ltq_shutdown_eiu_irq(struct irq_data *d)
{
int i;
- int irq_nr = d->irq - INT_NUM_IRQ0;
ltq_disable_irq(d);
for (i = 0; i < MAX_EIU; i++) {
- if (irq_nr == ltq_eiu_irq[i]) {
+ if (d->irq == ltq_eiu_irq[i]) {
/* disable */
ltq_eiu_w32(ltq_eiu_r32(LTQ_EIU_EXIN_INEN) & ~(1 << i),
LTQ_EIU_EXIN_INEN);