powerpc: platforms/cell irq_data conversion.

Signed-off-by: Lennert Buytenhek <buytenh@secretlab.ca>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

5 files changed, 64 insertions, 54 deletions

diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index e3e379c6caa7..c07930f16e6c 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -93,6 +93,7 @@ static void msic_dcr_write(struct axon_msic *msic, unsigned int dcr_n, u32 val)
 
 static void axon_msi_cascade(unsigned int irq, struct irq_desc *desc)
 {
+        struct irq_chip *chip = get_irq_desc_chip(desc);
         struct axon_msic *msic = get_irq_data(irq);
         u32 write_offset, msi;
         int idx;
@@ -145,7 +146,7 @@ static void axon_msi_cascade(unsigned int irq, struct irq_desc *desc)
                 msic->read_offset &= MSIC_FIFO_SIZE_MASK;
         }
 
-        desc->chip->eoi(irq);
+        chip->irq_eoi(&desc->irq_data);
 }
 
 static struct axon_msic *find_msi_translator(struct pci_dev *dev)
diff --git a/arch/powerpc/platforms/cell/beat_interrupt.c b/arch/powerpc/platforms/cell/beat_interrupt.c
index 682af97321a8..0b8f7d7135c5 100644
--- a/arch/powerpc/platforms/cell/beat_interrupt.c
+++ b/arch/powerpc/platforms/cell/beat_interrupt.c
@@ -61,59 +61,59 @@ static inline void beatic_update_irq_mask(unsigned int irq_plug)
                 panic("Failed to set mask IRQ!");
 }
 
-static void beatic_mask_irq(unsigned int irq_plug)
+static void beatic_mask_irq(struct irq_data *d)
 {
         unsigned long flags;
 
         raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
-        beatic_irq_mask_enable[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
-        beatic_update_irq_mask(irq_plug);
+        beatic_irq_mask_enable[d->irq/64] &= ~(1UL << (63 - (d->irq%64)));
+        beatic_update_irq_mask(d->irq);
         raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
 }
 
-static void beatic_unmask_irq(unsigned int irq_plug)
+static void beatic_unmask_irq(struct irq_data *d)
 {
         unsigned long flags;
 
         raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
-        beatic_irq_mask_enable[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
-        beatic_update_irq_mask(irq_plug);
+        beatic_irq_mask_enable[d->irq/64] |= 1UL << (63 - (d->irq%64));
+        beatic_update_irq_mask(d->irq);
         raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
 }
 
-static void beatic_ack_irq(unsigned int irq_plug)
+static void beatic_ack_irq(struct irq_data *d)
 {
         unsigned long flags;
 
         raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
-        beatic_irq_mask_ack[irq_plug/64] &= ~(1UL << (63 - (irq_plug%64)));
-        beatic_update_irq_mask(irq_plug);
+        beatic_irq_mask_ack[d->irq/64] &= ~(1UL << (63 - (d->irq%64)));
+        beatic_update_irq_mask(d->irq);
         raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
 }
 
-static void beatic_end_irq(unsigned int irq_plug)
+static void beatic_end_irq(struct irq_data *d)
 {
         s64 err;
         unsigned long flags;
 
-        err = beat_downcount_of_interrupt(irq_plug);
+        err = beat_downcount_of_interrupt(d->irq);
         if (err != 0) {
                 if ((err & 0xFFFFFFFF) != 0xFFFFFFF5) /* -11: wrong state */
                         panic("Failed to downcount IRQ! Error = %16llx", err);
 
-                printk(KERN_ERR "IRQ over-downcounted, plug %d\n", irq_plug);
+                printk(KERN_ERR "IRQ over-downcounted, plug %d\n", d->irq);
         }
         raw_spin_lock_irqsave(&beatic_irq_mask_lock, flags);
-        beatic_irq_mask_ack[irq_plug/64] |= 1UL << (63 - (irq_plug%64));
-        beatic_update_irq_mask(irq_plug);
+        beatic_irq_mask_ack[d->irq/64] |= 1UL << (63 - (d->irq%64));
+        beatic_update_irq_mask(d->irq);
         raw_spin_unlock_irqrestore(&beatic_irq_mask_lock, flags);
 }
 
 static struct irq_chip beatic_pic = {
         .name = "CELL-BEAT",
-        .unmask = beatic_unmask_irq,
-        .mask = beatic_mask_irq,
-        .eoi = beatic_end_irq,
+        .irq_unmask = beatic_unmask_irq,
+        .irq_mask = beatic_mask_irq,
+        .irq_eoi = beatic_end_irq,
 };
 
 /*
@@ -232,7 +232,7 @@ unsigned int beatic_get_irq(void)
 
         ret = beatic_get_irq_plug();
         if (ret != NO_IRQ)
-                beatic_ack_irq(ret);
+                beatic_ack_irq(irq_get_irq_data(ret));
         return ret;
 }
 
diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c
index 10eb1a443626..624d26e72f1d 100644
--- a/arch/powerpc/platforms/cell/interrupt.c
+++ b/arch/powerpc/platforms/cell/interrupt.c
@@ -72,15 +72,15 @@ static irq_hw_number_t iic_pending_to_hwnum(struct cbe_iic_pending_bits bits)
                 return (node << IIC_IRQ_NODE_SHIFT) | (class << 4) | unit;
 }
 
-static void iic_mask(unsigned int irq)
+static void iic_mask(struct irq_data *d)
 {
 }
 
-static void iic_unmask(unsigned int irq)
+static void iic_unmask(struct irq_data *d)
 {
 }
 
-static void iic_eoi(unsigned int irq)
+static void iic_eoi(struct irq_data *d)
 {
         struct iic *iic = &__get_cpu_var(cpu_iic);
         out_be64(&iic->regs->prio, iic->eoi_stack[--iic->eoi_ptr]);
@@ -89,19 +89,21 @@ static void iic_eoi(unsigned int irq)
 
 static struct irq_chip iic_chip = {
         .name = "CELL-IIC",
-        .mask = iic_mask,
-        .unmask = iic_unmask,
-        .eoi = iic_eoi,
+        .irq_mask = iic_mask,
+        .irq_unmask = iic_unmask,
+        .irq_eoi = iic_eoi,
 };
 
 
-static void iic_ioexc_eoi(unsigned int irq)
+static void iic_ioexc_eoi(struct irq_data *d)
 {
 }
 
 static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc)
 {
-        struct cbe_iic_regs __iomem *node_iic = (void __iomem *)desc->handler_data;
+        struct irq_chip *chip = get_irq_desc_chip(desc);
+        struct cbe_iic_regs __iomem *node_iic =
+                (void __iomem *)get_irq_desc_data(desc);
         unsigned int base = (irq & 0xffffff00) | IIC_IRQ_TYPE_IOEXC;
         unsigned long bits, ack;
         int cascade;
@@ -128,15 +130,15 @@ static void iic_ioexc_cascade(unsigned int irq, struct irq_desc *desc)
                 if (ack)
                         out_be64(&node_iic->iic_is, ack);
         }
-        desc->chip->eoi(irq);
+        chip->irq_eoi(&desc->irq_data);
 }
 
 
 static struct irq_chip iic_ioexc_chip = {
         .name = "CELL-IOEX",
-        .mask = iic_mask,
-        .unmask = iic_unmask,
-        .eoi = iic_ioexc_eoi,
+        .irq_mask = iic_mask,
+        .irq_unmask = iic_unmask,
+        .irq_eoi = iic_ioexc_eoi,
 };
 
 /* Get an IRQ number from the pending state register of the IIC */
@@ -237,6 +239,8 @@ extern int noirqdebug;
 
 static void handle_iic_irq(unsigned int irq, struct irq_desc *desc)
 {
+        struct irq_chip *chip = get_irq_desc_chip(desc);
+
         raw_spin_lock(&desc->lock);
 
         desc->status &= ~(IRQ_REPLAY | IRQ_WAITING);
@@ -275,7 +279,7 @@ static void handle_iic_irq(unsigned int irq, struct irq_desc *desc)
 
         desc->status &= ~IRQ_INPROGRESS;
 out_eoi:
-        desc->chip->eoi(irq);
+        chip->irq_eoi(&desc->irq_data);
         raw_spin_unlock(&desc->lock);
 }
 
diff --git a/arch/powerpc/platforms/cell/setup.c b/arch/powerpc/platforms/cell/setup.c
index 691995761b3d..6a28d027d959 100644
--- a/arch/powerpc/platforms/cell/setup.c
+++ b/arch/powerpc/platforms/cell/setup.c
@@ -187,13 +187,15 @@ machine_subsys_initcall(cell, cell_publish_devices);
 
 static void cell_mpic_cascade(unsigned int irq, struct irq_desc *desc)
 {
-        struct mpic *mpic = desc->handler_data;
+        struct irq_chip *chip = get_irq_desc_chip(desc);
+        struct mpic *mpic = get_irq_desc_data(desc);
         unsigned int virq;
 
         virq = mpic_get_one_irq(mpic);
         if (virq != NO_IRQ)
                 generic_handle_irq(virq);
-        desc->chip->eoi(irq);
+
+        chip->irq_eoi(&desc->irq_data);
 }
 
 static void __init mpic_init_IRQ(void)
diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c
index 3f2e557344a3..b38cdfc1deb8 100644
--- a/arch/powerpc/platforms/cell/spider-pic.c
+++ b/arch/powerpc/platforms/cell/spider-pic.c
@@ -79,30 +79,30 @@ static void __iomem *spider_get_irq_config(struct spider_pic *pic,
         return pic->regs + TIR_CFGA + 8 * src;
 }
 
-static void spider_unmask_irq(unsigned int virq)
+static void spider_unmask_irq(struct irq_data *d)
 {
-        struct spider_pic *pic = spider_virq_to_pic(virq);
-        void __iomem *cfg = spider_get_irq_config(pic, irq_map[virq].hwirq);
+        struct spider_pic *pic = spider_virq_to_pic(d->irq);
+        void __iomem *cfg = spider_get_irq_config(pic, irq_map[d->irq].hwirq);
 
         out_be32(cfg, in_be32(cfg) | 0x30000000u);
 }
 
-static void spider_mask_irq(unsigned int virq)
+static void spider_mask_irq(struct irq_data *d)
 {
-        struct spider_pic *pic = spider_virq_to_pic(virq);
-        void __iomem *cfg = spider_get_irq_config(pic, irq_map[virq].hwirq);
+        struct spider_pic *pic = spider_virq_to_pic(d->irq);
+        void __iomem *cfg = spider_get_irq_config(pic, irq_map[d->irq].hwirq);
 
         out_be32(cfg, in_be32(cfg) & ~0x30000000u);
 }
 
-static void spider_ack_irq(unsigned int virq)
+static void spider_ack_irq(struct irq_data *d)
 {
-        struct spider_pic *pic = spider_virq_to_pic(virq);
-        unsigned int src = irq_map[virq].hwirq;
+        struct spider_pic *pic = spider_virq_to_pic(d->irq);
+        unsigned int src = irq_map[d->irq].hwirq;
 
         /* Reset edge detection logic if necessary
          */
-        if (irq_to_desc(virq)->status & IRQ_LEVEL)
+        if (irq_to_desc(d->irq)->status & IRQ_LEVEL)
                 return;
 
         /* Only interrupts 47 to 50 can be set to edge */
@@ -113,13 +113,13 @@ static void spider_ack_irq(unsigned int virq)
         out_be32(pic->regs + TIR_EDC, 0x100 | (src & 0xf));
 }
 
-static int spider_set_irq_type(unsigned int virq, unsigned int type)
+static int spider_set_irq_type(struct irq_data *d, unsigned int type)
 {
         unsigned int sense = type & IRQ_TYPE_SENSE_MASK;
-        struct spider_pic *pic = spider_virq_to_pic(virq);
-        unsigned int hw = irq_map[virq].hwirq;
+        struct spider_pic *pic = spider_virq_to_pic(d->irq);
+        unsigned int hw = irq_map[d->irq].hwirq;
         void __iomem *cfg = spider_get_irq_config(pic, hw);
-        struct irq_desc *desc = irq_to_desc(virq);
+        struct irq_desc *desc = irq_to_desc(d->irq);
         u32 old_mask;
         u32 ic;
 
@@ -169,10 +169,10 @@ static int spider_set_irq_type(unsigned int virq, unsigned int type)
 
 static struct irq_chip spider_pic = {
         .name = "SPIDER",
-        .unmask = spider_unmask_irq,
-        .mask = spider_mask_irq,
-        .ack = spider_ack_irq,
-        .set_type = spider_set_irq_type,
+        .irq_unmask = spider_unmask_irq,
+        .irq_mask = spider_mask_irq,
+        .irq_ack = spider_ack_irq,
+        .irq_set_type = spider_set_irq_type,
 };
 
 static int spider_host_map(struct irq_host *h, unsigned int virq,
@@ -207,7 +207,8 @@ static struct irq_host_ops spider_host_ops = {
 
 static void spider_irq_cascade(unsigned int irq, struct irq_desc *desc)
 {
-        struct spider_pic *pic = desc->handler_data;
+        struct irq_chip *chip = get_irq_desc_chip(desc);
+        struct spider_pic *pic = get_irq_desc_data(desc);
         unsigned int cs, virq;
 
         cs = in_be32(pic->regs + TIR_CS) >> 24;
@@ -215,9 +216,11 @@ static void spider_irq_cascade(unsigned int irq, struct irq_desc *desc)
                 virq = NO_IRQ;
         else
                 virq = irq_linear_revmap(pic->host, cs);
+
         if (virq != NO_IRQ)
                 generic_handle_irq(virq);
-        desc->chip->eoi(irq);
+
+        chip->irq_eoi(&desc->irq_data);
 }
 
 /* For hooking up the cascace we have a problem. Our device-tree is