powerpc: 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> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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@ -193,7 +193,7 @@ static struct irq_chip mpc52xx_gpt_irq_chip = {
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void mpc52xx_gpt_irq_cascade(unsigned int virq, struct irq_desc *desc)
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void mpc52xx_gpt_irq_cascade(unsigned int virq, struct irq_desc *desc)
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{
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{
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struct mpc52xx_gpt_priv *gpt = irq_get_handler_data(virq);
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struct mpc52xx_gpt_priv *gpt = irq_desc_get_handler_data(desc);
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int sub_virq;
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int sub_virq;
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u32 status;
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u32 status;
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@ -96,7 +96,7 @@ static void msic_dcr_write(struct axon_msic *msic, unsigned int dcr_n, u32 val)
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static void axon_msi_cascade(unsigned int irq, struct irq_desc *desc)
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static void axon_msi_cascade(unsigned int irq, struct irq_desc *desc)
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{
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{
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struct irq_chip *chip = irq_desc_get_chip(desc);
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struct irq_chip *chip = irq_desc_get_chip(desc);
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struct axon_msic *msic = irq_get_handler_data(irq);
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struct axon_msic *msic = irq_desc_get_handler_data(desc);
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u32 write_offset, msi;
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u32 write_offset, msi;
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int idx;
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int idx;
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int retry = 0;
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int retry = 0;
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@ -124,7 +124,7 @@ static void hlwd_pic_irq_cascade(unsigned int cascade_virq,
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struct irq_desc *desc)
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struct irq_desc *desc)
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{
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{
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struct irq_chip *chip = irq_desc_get_chip(desc);
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struct irq_chip *chip = irq_desc_get_chip(desc);
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struct irq_domain *irq_domain = irq_get_handler_data(cascade_virq);
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struct irq_domain *irq_domain = irq_desc_get_handler_data(desc);
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unsigned int virq;
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unsigned int virq;
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raw_spin_lock(&desc->lock);
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raw_spin_lock(&desc->lock);
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@ -198,7 +198,7 @@ void uic_irq_cascade(unsigned int virq, struct irq_desc *desc)
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{
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{
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struct irq_chip *chip = irq_desc_get_chip(desc);
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struct irq_chip *chip = irq_desc_get_chip(desc);
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struct irq_data *idata = irq_desc_get_irq_data(desc);
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struct irq_data *idata = irq_desc_get_irq_data(desc);
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struct uic *uic = irq_get_handler_data(virq);
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struct uic *uic = irq_desc_get_handler_data(desc);
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u32 msr;
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u32 msr;
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int src;
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int src;
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int subvirq;
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int subvirq;
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@ -227,7 +227,7 @@ void xics_migrate_irqs_away(void)
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/* Locate interrupt server */
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/* Locate interrupt server */
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server = -1;
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server = -1;
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ics = irq_get_chip_data(virq);
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ics = irq_desc_get_chip_data(desc);
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if (ics)
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if (ics)
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server = ics->get_server(ics, irq);
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server = ics->get_server(ics, irq);
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if (server < 0) {
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if (server < 0) {
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