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

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 <jiang.liu@linux.intel.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: http://lkml.kernel.org/r/20150713151750.915477120@linutronix.de
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/drivers/spmi/spmi-pmic-arb.c b/drivers/spmi/spmi-pmic-arb.c
index db2aac173509fc5f15a34d86c633204de07996f5..48394845976501ea7b137e2f6794627997ad20d5 100644 (file)
--- a/drivers/spmi/spmi-pmic-arb.c
+++ b/drivers/spmi/spmi-pmic-arb.c
@@ -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;