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spmi/pmic: Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc

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Use irq_desc_get_xxx() to avoid redundant lookup of irq_desc while we
already have a pointer to corresponding irq_desc.

Signed-off-by: Jiang Liu <[email protected]>
Cc: Greg Kroah-Hartman <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Thomas Gleixner <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Jiang Liu 2015-07-13 20:52:25 +00:00 • committed by Ingo Molnar
commit 7fe88f3c00
1 changed files with 2 additions and 2 deletions
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4
drivers/spmi/spmi-pmic-arb.c
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@ -453,8 +453,8 @@ static void periph_interrupt(struct spmi_pmic_arb_dev *pa, u8 apid)
static void pmic_arb_chained_irq(unsigned int irq, struct irq_desc *desc)
{
struct spmi_pmic_arb_dev *pa = irq_get_handler_data(irq);
struct irq_chip *chip = irq_get_chip(irq);
struct spmi_pmic_arb_dev *pa = irq_desc_get_handler_data(desc);
struct irq_chip *chip = irq_desc_get_chip(desc);
void __iomem *intr = pa->intr;
int first = pa->min_apid >> 5;
int last = pa->max_apid >> 5;