7 files changed, 45 insertions, 39 deletions

diff --git a/arch/sh/drivers/dma/dma-g2.c b/arch/sh/drivers/dma/dma-g2.c
index 9cb070924180..0caf11bb7e27 100644
--- a/arch/sh/drivers/dma/dma-g2.c
+++ b/arch/sh/drivers/dma/dma-g2.c
@@ -51,7 +51,7 @@ static volatile struct g2_dma_info *g2_dma = (volatile struct g2_dma_info *)0xa0
         ((g2_dma->channel[i].size - \
           g2_dma->status[i].size) & 0x0fffffff)
 
-static irqreturn_t g2_dma_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t g2_dma_interrupt(int irq, void *dev_id)
 {
         int i;
 
diff --git a/arch/sh/drivers/dma/dma-pvr2.c b/arch/sh/drivers/dma/dma-pvr2.c
index c1b6bc23c107..838fad566eaf 100644
--- a/arch/sh/drivers/dma/dma-pvr2.c
+++ b/arch/sh/drivers/dma/dma-pvr2.c
@@ -21,7 +21,7 @@
 static unsigned int xfer_complete;
 static int count;
 
-static irqreturn_t pvr2_dma_interrupt(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t pvr2_dma_interrupt(int irq, void *dev_id)
 {
         if (get_dma_residue(PVR2_CASCADE_CHAN)) {
                 printk(KERN_WARNING "DMA: SH DMAC did not complete transfer "
diff --git a/arch/sh/drivers/dma/dma-sh.c b/arch/sh/drivers/dma/dma-sh.c
index cbbe8bce3d67..660786013350 100644
--- a/arch/sh/drivers/dma/dma-sh.c
+++ b/arch/sh/drivers/dma/dma-sh.c
@@ -19,23 +19,34 @@
 #include <asm/io.h>
 #include "dma-sh.h"
 
-static inline unsigned int get_dmte_irq(unsigned int chan)
-{
-        unsigned int irq = 0;
 
+
+#ifdef CONFIG_CPU_SH4
+static struct ipr_data dmae_ipr_map[] = {
+        { DMAE_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+};
+#endif
+static struct ipr_data dmte_ipr_map[] = {
         /*
          * Normally we could just do DMTE0_IRQ + chan outright, though in the
          * case of the 7751R, the DMTE IRQs for channels > 4 start right above
          * the SCIF
          */
-        if (chan < 4) {
-                irq = DMTE0_IRQ + chan;
-        } else {
-#ifdef DMTE4_IRQ
-                irq = DMTE4_IRQ + chan - 4;
-#endif
-        }
+        { DMTE0_IRQ + 0, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE0_IRQ + 1, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE0_IRQ + 2, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE0_IRQ + 3, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE4_IRQ + 0, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE4_IRQ + 1, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE4_IRQ + 2, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+        { DMTE4_IRQ + 3, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY },
+};
 
+static inline unsigned int get_dmte_irq(unsigned int chan)
+{
+        unsigned int irq = 0;
+        if (chan < ARRAY_SIZE(dmte_ipr_map))
+                irq = dmte_ipr_map[chan].irq;
         return irq;
 }
 
@@ -60,9 +71,9 @@ static inline unsigned int calc_xmit_shift(struct dma_channel *chan)
  * Besides that it needs to waken any waiting process, which should handle
  * setting up the next transfer.
  */
-static irqreturn_t dma_tei(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_tei(int irq, void *dev_id)
 {
-        struct dma_channel *chan = (struct dma_channel *)dev_id;
+        struct dma_channel *chan = dev_id;
         u32 chcr;
 
         chcr = ctrl_inl(CHCR[chan->chan]);
@@ -228,7 +239,7 @@ static inline int dmaor_reset(void)
 }
 
 #if defined(CONFIG_CPU_SH4)
-static irqreturn_t dma_err(int irq, void *dev_id, struct pt_regs *regs)
+static irqreturn_t dma_err(int irq, void *dummy)
 {
         dmaor_reset();
         disable_irq(irq);
@@ -258,17 +269,16 @@ static int __init sh_dmac_init(void)
         int i;
 
 #ifdef CONFIG_CPU_SH4
-        make_ipr_irq(DMAE_IRQ, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY);
+        make_ipr_irq(dmae_ipr_map, ARRAY_SIZE(dmae_ipr_map));
         i = request_irq(DMAE_IRQ, dma_err, IRQF_DISABLED, "DMAC Address Error", 0);
         if (unlikely(i < 0))
                 return i;
 #endif
 
-        for (i = 0; i < info->nr_channels; i++) {
-                int irq = get_dmte_irq(i);
-
-                make_ipr_irq(irq, DMA_IPR_ADDR, DMA_IPR_POS, DMA_PRIORITY);
-        }
+        i = info->nr_channels;
+        if (i > ARRAY_SIZE(dmte_ipr_map))
+                i = ARRAY_SIZE(dmte_ipr_map);
+        make_ipr_irq(dmte_ipr_map, i);
 
         /*
          * Initialize DMAOR, and clean up any error flags that may have
diff --git a/arch/sh/drivers/pci/ops-r7780rp.c b/arch/sh/drivers/pci/ops-r7780rp.c
index 6e3ba9c65b40..eeea1577e112 100644
--- a/arch/sh/drivers/pci/ops-r7780rp.c
+++ b/arch/sh/drivers/pci/ops-r7780rp.c
@@ -13,7 +13,7 @@
 #include <linux/init.h>
 #include <linux/delay.h>
 #include <linux/pci.h>
-#include <asm/r7780rp/r7780rp.h>
+#include <asm/r7780rp.h>
 #include <asm/io.h>
 #include "pci-sh4.h"
 
diff --git a/arch/sh/drivers/pci/ops-rts7751r2d.c b/arch/sh/drivers/pci/ops-rts7751r2d.c
index b68824c8b81e..4a518d948049 100644
--- a/arch/sh/drivers/pci/ops-rts7751r2d.c
+++ b/arch/sh/drivers/pci/ops-rts7751r2d.c
@@ -10,28 +10,24 @@
  *
  * PCI initialization for the Renesas SH7751R RTS7751R2D board
  */
-
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/init.h>
-#include <linux/delay.h>
 #include <linux/pci.h>
-#include <linux/module.h>
-#include <asm/rts7751r2d/rts7751r2d.h>
-#include <asm/io.h>
+#include <linux/io.h>
+#include <asm/rts7751r2d.h>
 #include "pci-sh4.h"
 
+static u8 rts7751r2d_irq_tab[] __initdata = {
+        IRQ_PCISLOT1,
+        IRQ_PCISLOT2,
+        IRQ_PCMCIA,
+        IRQ_PCIETH,
+};
+
 int __init pcibios_map_platform_irq(struct pci_dev *pdev, u8 slot, u8 pin)
 {
-        switch (slot) {
-        case 0: return IRQ_PCISLOT1;    /* PCI Extend slot #1 */
-        case 1: return IRQ_PCISLOT2;    /* PCI Extend slot #2 */
-        case 2: return IRQ_PCMCIA;      /* PCI Cardbus Bridge */
-        case 3: return IRQ_PCIETH;      /* Realtek Ethernet controller */
-        default:
-                printk("PCI: Bad IRQ mapping request for slot %d\n", slot);
-                return -1;
-        }
+        return rts7751r2d_irq_tab[slot];
 }
 
 static struct resource sh7751_io_resource = {
diff --git a/arch/sh/drivers/pci/pci-sh7751.c b/arch/sh/drivers/pci/pci-sh7751.c
index dbe837884983..85e1ee2e2e7b 100644
--- a/arch/sh/drivers/pci/pci-sh7751.c
+++ b/arch/sh/drivers/pci/pci-sh7751.c
@@ -155,7 +155,7 @@ int __init sh7751_pcic_init(struct sh4_pci_address_map *map)
          */
         pr_debug("PCI: Mapping IO address 0x%x - 0x%x to base 0x%x\n",
                  PCIBIOS_MIN_IO, (64 << 10),
-                 SH4_PCI_IO_BASE + PCIBIOS_MIN_IO);
+                 SH7751_PCI_IO_BASE + PCIBIOS_MIN_IO);
 
         /*
          * XXX: For now, leave this board-specific. In the event we have other
@@ -163,7 +163,7 @@ int __init sh7751_pcic_init(struct sh4_pci_address_map *map)
          */
 #ifdef CONFIG_SH_BIGSUR
         bigsur_port_map(PCIBIOS_MIN_IO, (64 << 10),
-                        SH4_PCI_IO_BASE + PCIBIOS_MIN_IO, 0);
+                        SH7751_PCI_IO_BASE + PCIBIOS_MIN_IO, 0);
 #endif
 
         /* Make sure the MSB's of IO window are set to access PCI space
diff --git a/arch/sh/drivers/pci/pci-st40.c b/arch/sh/drivers/pci/pci-st40.c
index 4ab5ea6b35fb..efecb3d5995c 100644
--- a/arch/sh/drivers/pci/pci-st40.c
+++ b/arch/sh/drivers/pci/pci-st40.c
@@ -161,7 +161,7 @@ static char * pci_commands[16]={
         "Memory Write-and-Invalidate"
 };
 
-static irqreturn_t st40_pci_irq(int irq, void *dev_instance, struct pt_regs *regs)
+static irqreturn_t st40_pci_irq(int irq, void *dev_instance)
 {
         unsigned pci_int, pci_air, pci_cir, pci_aint;
         static int count=0;