[MIPS] PCI: Make dev pointer argument of pcibios_map_irq const.

This is to break the code of people who think they are supposed to scribble
into the pci device structure - it's off limits.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/pci/fixup-atlas.c b/arch/mips/pci/fixup-atlas.c
index c6cd6e9..45224fd 100644 (file)
--- a/arch/mips/pci/fixup-atlas.c
+++ b/arch/mips/pci/fixup-atlas.c
@@ -58,7 +58,7 @@ static char irq_tab[][5] __initdata = {
        {0,     0,      0,      0,      0 }     /* 21: Unused */
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return irq_tab[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-au1000.c b/arch/mips/pci/fixup-au1000.c
index c2f8304..ca0276c 100644 (file)
--- a/arch/mips/pci/fixup-au1000.c
+++ b/arch/mips/pci/fixup-au1000.c
@@ -35,7 +35,7 @@
 
 extern char irq_tab_alchemy[][5];
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return irq_tab_alchemy[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-capcella.c b/arch/mips/pci/fixup-capcella.c
index 1e53075..1416bca 100644 (file)
--- a/arch/mips/pci/fixup-capcella.c
+++ b/arch/mips/pci/fixup-capcella.c
@@ -38,7 +38,7 @@ static char irq_tab_capcella[][5] __initdata = {
  [14] = { -1, INTA, INTB, INTC, INTD }
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return irq_tab_capcella[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-cobalt.c b/arch/mips/pci/fixup-cobalt.c
index d57ffd7..7fc475f 100644 (file)
--- a/arch/mips/pci/fixup-cobalt.c
+++ b/arch/mips/pci/fixup-cobalt.c
@@ -161,7 +161,7 @@ static char irq_tab_raq2[] __initdata = {
   [COBALT_PCICONF_ETH1]    = COBALT_ETH1_IRQ
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        if (cobalt_board_id < COBALT_BRD_ID_QUBE2)
                return irq_tab_qube1[slot];

diff --git a/arch/mips/pci/fixup-emma2rh.c b/arch/mips/pci/fixup-emma2rh.c
index 7abcfd1..a270589 100644 (file)
--- a/arch/mips/pci/fixup-emma2rh.c
+++ b/arch/mips/pci/fixup-emma2rh.c
@@ -89,7 +89,7 @@ static void __devinit emma2rh_pci_host_fixup(struct pci_dev *dev)
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_EMMA2RH,
                         emma2rh_pci_host_fixup);
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return irq_map[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-excite.c b/arch/mips/pci/fixup-excite.c
index 1da696d..cd64d9f 100644 (file)
--- a/arch/mips/pci/fixup-excite.c
+++ b/arch/mips/pci/fixup-excite.c
@@ -21,7 +21,7 @@
 #include <linux/pci.h>
 #include <excite.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        if (pin == 0)
                return -1;

diff --git a/arch/mips/pci/fixup-ip32.c b/arch/mips/pci/fixup-ip32.c
index 3e66b0a..190fffd 100644 (file)
--- a/arch/mips/pci/fixup-ip32.c
+++ b/arch/mips/pci/fixup-ip32.c
@@ -39,7 +39,7 @@ static char irq_tab_mace[][5] __initdata = {
  * irqs.  I suppose a device without a pin A will thank us for doing it
  * right if there exists such a broken piece of crap.
  */
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return irq_tab_mace[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-jmr3927.c b/arch/mips/pci/fixup-jmr3927.c
index 73d1850..e974394 100644 (file)
--- a/arch/mips/pci/fixup-jmr3927.c
+++ b/arch/mips/pci/fixup-jmr3927.c
@@ -33,7 +33,7 @@
 
 #include <asm/jmr3927/jmr3927.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        unsigned char irq = pin;
 

diff --git a/arch/mips/pci/fixup-malta.c b/arch/mips/pci/fixup-malta.c
index bf2c41d..0f48498 100644 (file)
--- a/arch/mips/pci/fixup-malta.c
+++ b/arch/mips/pci/fixup-malta.c
@@ -36,7 +36,7 @@ static char irq_tab[][5] __initdata = {
        {0,     PCID,   PCIA,   PCIB,   PCIC }  /* 21: PCI Slot 4 */
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        int virq;
        virq = irq_tab[slot][pin];

diff --git a/arch/mips/pci/fixup-mpc30x.c b/arch/mips/pci/fixup-mpc30x.c
index 3c9ae41..5911596 100644 (file)
--- a/arch/mips/pci/fixup-mpc30x.c
+++ b/arch/mips/pci/fixup-mpc30x.c
@@ -34,7 +34,7 @@ static const int irq_tab_mpc30x[] __initdata = {
  [29] = MQ200_IRQ,
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        if (slot == 30)
                return internal_func_irqs[PCI_FUNC(dev->devfn)];

diff --git a/arch/mips/pci/fixup-ocelot-c.c b/arch/mips/pci/fixup-ocelot-c.c
index d454948..6616648 100644 (file)
--- a/arch/mips/pci/fixup-ocelot-c.c
+++ b/arch/mips/pci/fixup-ocelot-c.c
@@ -19,7 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        int bus = dev->bus->number;
 

diff --git a/arch/mips/pci/fixup-ocelot3.c b/arch/mips/pci/fixup-ocelot3.c
index ececc03..702f997 100644 (file)
--- a/arch/mips/pci/fixup-ocelot3.c
+++ b/arch/mips/pci/fixup-ocelot3.c
@@ -23,7 +23,7 @@ int pcibios_plat_dev_init(struct pci_dev *dev)
        return 0;
 }
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        int bus = dev->bus->number;
 

diff --git a/arch/mips/pci/fixup-pnx8550.c b/arch/mips/pci/fixup-pnx8550.c
index 50546da..96857ac 100644 (file)
--- a/arch/mips/pci/fixup-pnx8550.c
+++ b/arch/mips/pci/fixup-pnx8550.c
@@ -45,7 +45,7 @@ void __init pcibios_fixup(void)
        /* nothing to do here */
 }
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return pnx8550_irq_tab[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-rbtx4927.c b/arch/mips/pci/fixup-rbtx4927.c
index ceeb186..3cdbecb 100644 (file)
--- a/arch/mips/pci/fixup-rbtx4927.c
+++ b/arch/mips/pci/fixup-rbtx4927.c
@@ -119,7 +119,7 @@ int pci_get_irq(struct pci_dev *dev, int pin)
        return irq;
 }
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        unsigned char irq;
 

diff --git a/arch/mips/pci/fixup-sni.c b/arch/mips/pci/fixup-sni.c
index 36e5fb1..a45bedd 100644 (file)
--- a/arch/mips/pci/fixup-sni.c
+++ b/arch/mips/pci/fixup-sni.c
@@ -120,7 +120,7 @@ static inline int is_rm300_revd(void)
        return (csmsr & 0xa0) == 0x20;
 }
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        switch (sni_brd_type) {
        case SNI_BRD_PCI_TOWER:

diff --git a/arch/mips/pci/fixup-tb0219.c b/arch/mips/pci/fixup-tb0219.c
index 734f2b7..720a2b7 100644 (file)
--- a/arch/mips/pci/fixup-tb0219.c
+++ b/arch/mips/pci/fixup-tb0219.c
@@ -23,7 +23,7 @@
 
 #include <asm/vr41xx/tb0219.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        int irq = -1;
 

diff --git a/arch/mips/pci/fixup-tb0226.c b/arch/mips/pci/fixup-tb0226.c
index c9e7cb4..e3eedf4 100644 (file)
--- a/arch/mips/pci/fixup-tb0226.c
+++ b/arch/mips/pci/fixup-tb0226.c
@@ -23,7 +23,7 @@
 #include <asm/vr41xx/giu.h>
 #include <asm/vr41xx/tb0226.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        int irq = -1;
 

diff --git a/arch/mips/pci/fixup-tb0287.c b/arch/mips/pci/fixup-tb0287.c
index fbe6bcb..267ab3d 100644 (file)
--- a/arch/mips/pci/fixup-tb0287.c
+++ b/arch/mips/pci/fixup-tb0287.c
@@ -22,7 +22,7 @@
 
 #include <asm/vr41xx/tb0287.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        unsigned char bus;
        int irq = -1;

diff --git a/arch/mips/pci/fixup-tx4938.c b/arch/mips/pci/fixup-tx4938.c
index f455520..2485f47 100644 (file)
--- a/arch/mips/pci/fixup-tx4938.c
+++ b/arch/mips/pci/fixup-tx4938.c
@@ -69,7 +69,7 @@ int pci_get_irq(struct pci_dev *dev, int pin)
        return irq;
 }
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        unsigned char irq = 0;
 

diff --git a/arch/mips/pci/fixup-vr4133.c b/arch/mips/pci/fixup-vr4133.c
index a8d9d22..de5e5f6 100644 (file)
--- a/arch/mips/pci/fixup-vr4133.c
+++ b/arch/mips/pci/fixup-vr4133.c
@@ -169,7 +169,7 @@ void i8259_init(void)
 }
 #endif
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        extern int pci_probe_only;
        pci_probe_only = 1;

diff --git a/arch/mips/pci/fixup-wrppmc.c b/arch/mips/pci/fixup-wrppmc.c
index 3357c13..3d27754 100644 (file)
--- a/arch/mips/pci/fixup-wrppmc.c
+++ b/arch/mips/pci/fixup-wrppmc.c
@@ -25,7 +25,7 @@ static char pci_irq_tab[PCI_SLOT_MAXNR][5] __initdata = {
        [6] = {0, WRPPMC_PCI_INTA_IRQ, 0, 0, 0},
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return pci_irq_tab[slot][pin];
 }

diff --git a/arch/mips/pci/fixup-yosemite.c b/arch/mips/pci/fixup-yosemite.c
index 81d77a5..fdafb13 100644 (file)
--- a/arch/mips/pci/fixup-yosemite.c
+++ b/arch/mips/pci/fixup-yosemite.c
@@ -26,7 +26,7 @@
 #include <linux/init.h>
 #include <linux/pci.h>
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        if (pin == 0)
                return -1;

diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c
index d7b9e13..2b4e30c 100644 (file)
--- a/arch/mips/pci/pci-bcm1480.c
+++ b/arch/mips/pci/pci-bcm1480.c
@@ -74,8 +74,9 @@ static inline void WRITECFG32(u32 addr, u32 data)
        *(u32 *)(cfg_space + (addr & ~3)) = data;
 }
 
-int pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
+       This is b0rked.
        return dev->irq;
 }
 

diff --git a/arch/mips/pci/pci-ddb5477.c b/arch/mips/pci/pci-ddb5477.c
index d071bc3..7363e18 100644 (file)
--- a/arch/mips/pci/pci-ddb5477.c
+++ b/arch/mips/pci/pci-ddb5477.c
@@ -131,7 +131,7 @@ static unsigned char rockhopperII_irq_map[MAX_SLOT_NUM] = {
        /* SLOT: 20, AD:31 */ VRC5477_IRQ_IOPCI_INTA, /* vrc5477 usb host */
 };
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        int slot_num;
        unsigned char *slot_irq_map;

diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
index 405ce01..a322543 100644 (file)
--- a/arch/mips/pci/pci-ip27.c
+++ b/arch/mips/pci/pci-ip27.c
@@ -134,7 +134,7 @@ int __init bridge_probe(nasid_t nasid, int widget_id, int masterwid)
  * A given PCI device, in general, should be able to intr any of the cpus
  * on any one of the hubs connected to its xbow.
  */
-int __devinit pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __devinit pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        struct bridge_controller *bc = BRIDGE_CONTROLLER(dev->bus);
        int irq = bc->pci_int[slot];

diff --git a/arch/mips/pci/pci-lasat.c b/arch/mips/pci/pci-lasat.c
index 985784a..c5045ff 100644 (file)
--- a/arch/mips/pci/pci-lasat.c
+++ b/arch/mips/pci/pci-lasat.c
@@ -64,7 +64,7 @@ arch_initcall(lasat_pci_setup);
 #define LASATINT_PCIC   7
 #define LASATINT_PCID   8
 
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        switch (slot) {
        case 1:

diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c
index 75c1246..c1ac649 100644 (file)
--- a/arch/mips/pci/pci-sb1250.c
+++ b/arch/mips/pci/pci-sb1250.c
@@ -84,7 +84,7 @@ static inline void WRITECFG32(u32 addr, u32 data)
        *(u32 *) (cfg_space + (addr & ~3)) = data;
 }
 
-int pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
 {
        return dev->irq;
 }

diff --git a/include/asm-mips/pci.h b/include/asm-mips/pci.h
index 3eea3ba..a59d547 100644 (file)
--- a/include/asm-mips/pci.h
+++ b/include/asm-mips/pci.h
@@ -56,7 +56,7 @@ extern void register_pci_controller(struct pci_controller *hose);
 /*
  * board supplied pci irq fixup routine
  */
-extern int pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin);
+extern int pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
 
 
 /* Can be used to override the logic in pci_scan_bus for skipping