Hello.
On 6/1/2015 11:05 AM, Jiang Liu wrote:
Use helper function irq_data_get_irq_handler_data() to hide irq_desc
implementation details.
I'm only seeing calls to irq_{get|set}_handler_data() below...
Signed-off-by: Jiang Liu <jiang.liu@xxxxxxxxxxxxxxx>
---
drivers/sh/intc/virq.c | 12 +++++++-----
1 file changed, 7 insertions(+), 5 deletions(-)
diff --git a/drivers/sh/intc/virq.c b/drivers/sh/intc/virq.c
index f30ac9354ff2..bc0601cf0f8f 100644
--- a/drivers/sh/intc/virq.c
+++ b/drivers/sh/intc/virq.c
@@ -83,12 +83,11 @@ EXPORT_SYMBOL_GPL(intc_irq_lookup);
static int add_virq_to_pirq(unsigned int irq, unsigned int virq)
{
- struct intc_virq_list **last, *entry;
- struct irq_data *data = irq_get_irq_data(irq);
+ struct intc_virq_list *entry;
+ struct intc_virq_list **last = NULL;
/* scan for duplicates */
- last = (struct intc_virq_list **)&data->handler_data;
- for_each_virq(entry, data->handler_data) {
+ for_each_virq(entry, irq_get_handler_data(irq)) {
if (entry->irq == virq)
return 0;
last = &entry->next;
@@ -102,7 +101,10 @@ static int add_virq_to_pirq(unsigned int irq, unsigned int virq)
entry->irq = virq;
- *last = entry;
+ if (last)
+ *last = entry;
+ else
+ irq_set_handler_data(irq, entry);
return 0;
}
WBR, Sergei
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