powerpc/irq: Stop exporting irq_map

First step in eliminating irq_map[] table entirely

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files changed, 13 insertions, 66 deletions

diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
index 1dd15400f6f..bb611819b83 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
@@ -157,48 +157,30 @@ static inline void io_be_clrbit(u32 __iomem *addr, int bitno)
  */
 static void mpc52xx_extirq_mask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_clrbit(&intr->ctrl, 11 - l2irq);
 }
 
 static void mpc52xx_extirq_unmask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_setbit(&intr->ctrl, 11 - l2irq);
 }
 
 static void mpc52xx_extirq_ack(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_setbit(&intr->ctrl, 27-l2irq);
 }
 
 static int mpc52xx_extirq_set_type(struct irq_data *d, unsigned int flow_type)
 {
 	u32 ctrl_reg, type;
-	int irq;
-	int l2irq;
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	void *handler = handle_level_irq;
 
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
-	pr_debug("%s: irq=%x. l2=%d flow_type=%d\n", __func__, irq, l2irq, flow_type);
+	pr_debug("%s: irq=%x. l2=%d flow_type=%d\n", __func__,
+		(int) irqd_to_hwirq(d), l2irq, flow_type);
 
 	switch (flow_type) {
 	case IRQF_TRIGGER_HIGH: type = 0; break;
@@ -237,23 +219,13 @@ static int mpc52xx_null_set_type(struct irq_data *d, unsigned int flow_type)
 
 static void mpc52xx_main_mask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_setbit(&intr->main_mask, 16 - l2irq);
 }
 
 static void mpc52xx_main_unmask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_clrbit(&intr->main_mask, 16 - l2irq);
 }
 
@@ -270,23 +242,13 @@ static struct irq_chip mpc52xx_main_irqchip = {
  */
 static void mpc52xx_periph_mask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_setbit(&intr->per_mask, 31 - l2irq);
 }
 
 static void mpc52xx_periph_unmask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_clrbit(&intr->per_mask, 31 - l2irq);
 }
 
@@ -303,34 +265,19 @@ static struct irq_chip mpc52xx_periph_irqchip = {
  */
 static void mpc52xx_sdma_mask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_setbit(&sdma->IntMask, l2irq);
 }
 
 static void mpc52xx_sdma_unmask(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	io_be_clrbit(&sdma->IntMask, l2irq);
 }
 
 static void mpc52xx_sdma_ack(struct irq_data *d)
 {
-	int irq;
-	int l2irq;
-
-	irq = irq_map[d->irq].hwirq;
-	l2irq = irq & MPC52xx_IRQ_L2_MASK;
-
+	int l2irq = irqd_to_hwirq(d) & MPC52xx_IRQ_L2_MASK;
 	out_be32(&sdma->IntPend, 1 << l2irq);
 }