Current implementation of the irq_disable only calls chip->irq_disable.
This fails to disable interrupt on some chip implementations, as there
are two alternative chip specific functions for this task,
chip->irq_disable and chip->irq_mask. Added alternative path for
chip->irq_disable also.
Signed-off-by: Tero Kristo <t-kristo@xxxxxx>
---
kernel/irq/chip.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index d5a3009..15597f1 100644
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -198,10 +198,11 @@ void irq_enable(struct irq_desc *desc)
void irq_disable(struct irq_desc *desc)
{
irq_state_set_disabled(desc);
- if (desc->irq_data.chip->irq_disable) {
+ if (desc->irq_data.chip->irq_disable)
desc->irq_data.chip->irq_disable(&desc->irq_data);
- irq_state_set_masked(desc);
- }
+ else
+ desc->irq_data.chip->irq_mask(&desc->irq_data);
+ irq_state_set_masked(desc);
}
static inline void mask_ack_irq(struct irq_desc *desc)
--
1.7.4.1
Texas Instruments Oy, Tekniikantie 12, 02150 Espoo. Y-tunnus: 0115040-6. Kotipaikka: Helsinki
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