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sh: legacy PCI evt2irq migration.

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This converts over the legacy PCI IRQs to evt2irq() backed hwirq lookups.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Paul Mundt 2012-05-18 17:42:29 +09:00
parent 9f38045643
commit 58796ce67a
9 changed files with 53 additions and 38 deletions
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3
arch/sh/drivers/pci/fixups-landisk.c
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@ -14,6 +14,7 @@
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/pci.h>
#include <linux/sh_intc.h>
#include "pci-sh4.h"
#define PCIMCR_MRSET_OFF 0xBFFFFFFF
@ -27,7 +28,7 @@ int pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
* slot2: pin1-4 = irq7,8,5,6
* slot3: pin1-4 = irq8,5,6,7
*/
int irq = ((slot + pin - 1) & 0x3) + 5;
int irq = ((slot + pin - 1) & 0x3) + evt2irq(0x2a0);
if ((slot | (pin - 1)) > 0x3) {
printk(KERN_WARNING "PCI: Bad IRQ mapping request for slot %d pin %c\n",

7
arch/sh/drivers/pci/fixups-r7780rp.c
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@ -12,13 +12,10 @@
*/
#include <linux/pci.h>
#include <linux/io.h>
#include <linux/sh_intc.h>
#include "pci-sh4.h"
static char irq_tab[] __initdata = {
65, 66, 67, 68,
};
int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
{
return irq_tab[slot];
return evt2irq(0xa20) + slot;
}

18
arch/sh/drivers/pci/fixups-sdk7780.c
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@ -13,18 +13,28 @@
*/
#include <linux/pci.h>
#include <linux/io.h>
#include <linux/sh_intc.h>
#include "pci-sh4.h"
#define IRQ_INTA evt2irq(0xa20)
#define IRQ_INTB evt2irq(0xa40)
#define IRQ_INTC evt2irq(0xa60)
#define IRQ_INTD evt2irq(0xa80)
/* IDSEL [16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31] */
static char sdk7780_irq_tab[4][16] __initdata = {
/* INTA */
{ 65, 68, 67, 68, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
{ IRQ_INTA, IRQ_INTD, IRQ_INTC, IRQ_INTD, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1 },
/* INTB */
{ 66, 65, -1, 65, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
{ IRQ_INTB, IRQ_INTA, -1, IRQ_INTA, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1 },
/* INTC */
{ 67, 66, -1, 66, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
{ IRQ_INTC, IRQ_INTB, -1, IRQ_INTB, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1 },
/* INTD */
{ 68, 67, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 },
{ IRQ_INTD, IRQ_INTC, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1 },
};
int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)

5
arch/sh/drivers/pci/fixups-se7751.c
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@ -4,13 +4,14 @@
#include <linux/delay.h>
#include <linux/pci.h>
#include <linux/io.h>
#include <linux/sh_intc.h>
#include "pci-sh4.h"
int __init pcibios_map_platform_irq(const struct pci_dev *, u8 slot, u8 pin)
{
switch (slot) {
case 0: return 13;
case 1: return 13; /* AMD Ethernet controller */
case 0: return evt2irq(0x3a0);
case 1: return evt2irq(0x3a0); /* AMD Ethernet controller */
case 2: return -1;
case 3: return -1;
case 4: return -1;

19
arch/sh/drivers/pci/fixups-sh03.c
View File

@ -2,6 +2,7 @@
#include <linux/init.h>
#include <linux/types.h>
#include <linux/pci.h>
#include <linux/sh_intc.h>
int __init pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
@ -9,21 +10,21 @@ int __init pcibios_map_platform_irq(const struct pci_dev *dev, u8 slot, u8 pin)
if (dev->bus->number == 0) {
switch (slot) {
case 4: return 5; /* eth0 */
case 8: return 5; /* eth1 */
case 6: return 2; /* PCI bridge */
case 4: return evt2irq(0x2a0); /* eth0 */
case 8: return evt2irq(0x2a0); /* eth1 */
case 6: return evt2irq(0x240); /* PCI bridge */
default:
printk(KERN_ERR "PCI: Bad IRQ mapping request "
"for slot %d\n", slot);
return 2;
return evt2irq(0x240);
}
} else {
switch (pin) {
case 0: irq = 2; break;
case 1: irq = 2; break;
case 2: irq = 2; break;
case 3: irq = 2; break;
case 4: irq = 2; break;
case 0: irq = evt2irq(0x240); break;
case 1: irq = evt2irq(0x240); break;
case 2: irq = evt2irq(0x240); break;
case 3: irq = evt2irq(0x240); break;
case 4: irq = evt2irq(0x240); break;
default: irq = -1; break;
}
}

11
arch/sh/drivers/pci/fixups-snapgear.c
View File

@ -16,6 +16,7 @@
#include <linux/types.h>
#include <linux/init.h>
#include <linux/pci.h>
#include <linux/sh_intc.h>
#include "pci-sh4.h"
int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
@ -24,11 +25,11 @@ int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
switch (slot) {
case 8: /* the PCI bridge */ break;
case 11: irq = 8; break; /* USB */
case 12: irq = 11; break; /* PCMCIA */
case 13: irq = 5; break; /* eth0 */
case 14: irq = 8; break; /* eth1 */
case 15: irq = 11; break; /* safenet (unused) */
case 11: irq = evt2irq(0x300); break; /* USB */
case 12: irq = evt2irq(0x360); break; /* PCMCIA */
case 13: irq = evt2irq(0x2a0); break; /* eth0 */
case 14: irq = evt2irq(0x300); break; /* eth1 */
case 15: irq = evt2irq(0x360); break; /* safenet (unused) */
}
printk("PCI: Mapping SnapGear IRQ for slot %d, pin %c to irq %d\n",

3
arch/sh/drivers/pci/pcie-sh7786.c
View File

@ -18,6 +18,7 @@
#include <linux/slab.h>
#include <linux/clk.h>
#include <linux/sh_clk.h>
#include <linux/sh_intc.h>
#include "pcie-sh7786.h"
#include <asm/sizes.h>
@ -468,7 +469,7 @@ static int __init pcie_init(struct sh7786_pcie_port *port)
int __init pcibios_map_platform_irq(const struct pci_dev *pdev, u8 slot, u8 pin)
{
return 71;
return evt2irq(0xae0);
}
static int __init sh7786_pcie_core_init(void)

13
arch/sh/include/mach-common/mach/lboxre2.h
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@ -11,13 +11,14 @@
* for more details.
*
*/
#include <linux/sh_intc.h>
#define IRQ_CF1 9 /* CF1 */
#define IRQ_CF0 10 /* CF0 */
#define IRQ_INTD 11 /* INTD */
#define IRQ_ETH1 12 /* Ether1 */
#define IRQ_ETH0 13 /* Ether0 */
#define IRQ_INTA 14 /* INTA */
#define IRQ_CF1 evt2irq(0x320) /* CF1 */
#define IRQ_CF0 evt2irq(0x340) /* CF0 */
#define IRQ_INTD evt2irq(0x360) /* INTD */
#define IRQ_ETH1 evt2irq(0x380) /* Ether1 */
#define IRQ_ETH0 evt2irq(0x3a0) /* Ether0 */
#define IRQ_INTA evt2irq(0x3c0) /* INTA */
void init_lboxre2_IRQ(void);

12
arch/sh/include/mach-common/mach/titan.h
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@ -4,14 +4,16 @@
#ifndef _ASM_SH_TITAN_H
#define _ASM_SH_TITAN_H
#include <linux/sh_intc.h>
#define __IO_PREFIX titan
#include <asm/io_generic.h>
/* IRQ assignments */
#define TITAN_IRQ_WAN 2 /* eth0 (WAN) */
#define TITAN_IRQ_LAN 5 /* eth1 (LAN) */
#define TITAN_IRQ_MPCIA 8 /* mPCI A */
#define TITAN_IRQ_MPCIB 11 /* mPCI B */
#define TITAN_IRQ_USB 11 /* USB */
#define TITAN_IRQ_WAN evt2irq(0x240) /* eth0 (WAN) */
#define TITAN_IRQ_LAN evt2irq(0x2a0) /* eth1 (LAN) */
#define TITAN_IRQ_MPCIA evt2irq(0x300) /* mPCI A */
#define TITAN_IRQ_MPCIB evt2irq(0x360) /* mPCI B */
#define TITAN_IRQ_USB evt2irq(0x360) /* USB */
#endif /* __ASM_SH_TITAN_H */