21 files changed, 23 insertions, 23 deletions

diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h
index c85a32f1a17f..e054baef1845 100644
--- a/arch/powerpc/include/asm/irq.h
+++ b/arch/powerpc/include/asm/irq.h
@@ -100,7 +100,7 @@ struct irq_host_ops {
          * interrupt controller has for that line)
          */
         int (*xlate)(struct irq_host *h, struct device_node *ctrler,
-                     u32 *intspec, unsigned int intsize,
+                     const u32 *intspec, unsigned int intsize,
                      irq_hw_number_t *out_hwirq, unsigned int *out_type);
 };
 
@@ -314,7 +314,7 @@ extern void irq_free_virt(unsigned int virq, unsigned int count);
  * of the of_irq_map_*() functions.
  */
 extern unsigned int irq_create_of_mapping(struct device_node *controller,
-                                          u32 *intspec, unsigned int intsize);
+                                          const u32 *intspec, unsigned int intsize);
 
 /**
  * irq_of_parse_and_map - Parse and Map an interrupt into linux virq space
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index a31176ace02b..042a53009701 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -725,7 +725,7 @@ unsigned int irq_create_mapping(struct irq_host *host,
 EXPORT_SYMBOL_GPL(irq_create_mapping);
 
 unsigned int irq_create_of_mapping(struct device_node *controller,
-                                   u32 *intspec, unsigned int intsize)
+                                   const u32 *intspec, unsigned int intsize)
 {
         struct irq_host *host;
         irq_hw_number_t hwirq;
diff --git a/arch/powerpc/platforms/52xx/media5200.c b/arch/powerpc/platforms/52xx/media5200.c
index 85001a4cbdff..cc0c854291d7 100644
--- a/arch/powerpc/platforms/52xx/media5200.c
+++ b/arch/powerpc/platforms/52xx/media5200.c
@@ -127,7 +127,7 @@ static int media5200_irq_map(struct irq_host *h, unsigned int virq,
 }
 
 static int media5200_irq_xlate(struct irq_host *h, struct device_node *ct,
-                                 u32 *intspec, unsigned int intsize,
+                                 const u32 *intspec, unsigned int intsize,
                                  irq_hw_number_t *out_hwirq,
                                  unsigned int *out_flags)
 {
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c
index 17ecdf4c87ae..6f8ebe1085b3 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_gpt.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_gpt.c
@@ -214,7 +214,7 @@ static int mpc52xx_gpt_irq_map(struct irq_host *h, unsigned int virq,
 }
 
 static int mpc52xx_gpt_irq_xlate(struct irq_host *h, struct device_node *ct,
-                                 u32 *intspec, unsigned int intsize,
+                                 const u32 *intspec, unsigned int intsize,
                                  irq_hw_number_t *out_hwirq,
                                  unsigned int *out_flags)
 {
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pic.c b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
index a3122d163b6a..4bf4bf7b063e 100644
--- a/arch/powerpc/platforms/52xx/mpc52xx_pic.c
+++ b/arch/powerpc/platforms/52xx/mpc52xx_pic.c
@@ -355,7 +355,7 @@ static int mpc52xx_is_extirq(int l1, int l2)
  * mpc52xx_irqhost_xlate - translate virq# from device tree interrupts property
  */
 static int mpc52xx_irqhost_xlate(struct irq_host *h, struct device_node *ct,
-                                 u32 *intspec, unsigned int intsize,
+                                 const u32 *intspec, unsigned int intsize,
                                  irq_hw_number_t *out_hwirq,
                                  unsigned int *out_flags)
 {
diff --git a/arch/powerpc/platforms/85xx/socrates_fpga_pic.c b/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
index 37a2e5f60af9..e5da5f62b24a 100644
--- a/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
+++ b/arch/powerpc/platforms/85xx/socrates_fpga_pic.c
@@ -253,7 +253,7 @@ static int socrates_fpga_pic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int socrates_fpga_pic_host_xlate(struct irq_host *h,
-                struct device_node *ct, u32 *intspec, unsigned int intsize,
+                struct device_node *ct, const u32 *intspec, unsigned int intsize,
                 irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 {
         struct socrates_fpga_irq_info *fpga_irq = &fpga_irqs[intspec[0]];
diff --git a/arch/powerpc/platforms/86xx/gef_pic.c b/arch/powerpc/platforms/86xx/gef_pic.c
index e1d5d36995df..0110a8736d33 100644
--- a/arch/powerpc/platforms/86xx/gef_pic.c
+++ b/arch/powerpc/platforms/86xx/gef_pic.c
@@ -170,7 +170,7 @@ static int gef_pic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int gef_pic_host_xlate(struct irq_host *h, struct device_node *ct,
-                            u32 *intspec, unsigned int intsize,
+                            const u32 *intspec, unsigned int intsize,
                             irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 {
 
diff --git a/arch/powerpc/platforms/cell/beat_interrupt.c b/arch/powerpc/platforms/cell/beat_interrupt.c
index c3479a47d45a..36052a9ebcda 100644
--- a/arch/powerpc/platforms/cell/beat_interrupt.c
+++ b/arch/powerpc/platforms/cell/beat_interrupt.c
@@ -166,11 +166,11 @@ static void beatic_pic_host_remap(struct irq_host *h, unsigned int virq,
  * Note: We have only 1 entry to translate.
  */
 static int beatic_pic_host_xlate(struct irq_host *h, struct device_node *ct,
-                                 u32 *intspec, unsigned int intsize,
+                                 const u32 *intspec, unsigned int intsize,
                                  irq_hw_number_t *out_hwirq,
                                  unsigned int *out_flags)
 {
-        u64 *intspec2 = (u64 *)intspec;
+        const u64 *intspec2 = (const u64 *)intspec;
 
         *out_hwirq = *intspec2;
         *out_flags |= IRQ_TYPE_LEVEL_LOW;
diff --git a/arch/powerpc/platforms/cell/interrupt.c b/arch/powerpc/platforms/cell/interrupt.c
index 3b67afba3f9b..f9dbf76a763f 100644
--- a/arch/powerpc/platforms/cell/interrupt.c
+++ b/arch/powerpc/platforms/cell/interrupt.c
@@ -297,7 +297,7 @@ static int iic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int iic_host_xlate(struct irq_host *h, struct device_node *ct,
-                           u32 *intspec, unsigned int intsize,
+                           const u32 *intspec, unsigned int intsize,
                            irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 
 {
diff --git a/arch/powerpc/platforms/cell/spider-pic.c b/arch/powerpc/platforms/cell/spider-pic.c
index 167dedaada76..01244f254a11 100644
--- a/arch/powerpc/platforms/cell/spider-pic.c
+++ b/arch/powerpc/platforms/cell/spider-pic.c
@@ -187,7 +187,7 @@ static int spider_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int spider_host_xlate(struct irq_host *h, struct device_node *ct,
-                           u32 *intspec, unsigned int intsize,
+                           const u32 *intspec, unsigned int intsize,
                            irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 
 {
diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c
index 99d0b313e9a5..09e827296276 100644
--- a/arch/powerpc/platforms/powermac/pic.c
+++ b/arch/powerpc/platforms/powermac/pic.c
@@ -303,7 +303,7 @@ static int pmac_pic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int pmac_pic_host_xlate(struct irq_host *h, struct device_node *ct,
-                               u32 *intspec, unsigned int intsize,
+                               const u32 *intspec, unsigned int intsize,
                                irq_hw_number_t *out_hwirq,
                                unsigned int *out_flags)
 
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 6592becd4410..690f87584f6b 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -434,7 +434,7 @@ static int xics_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int xics_host_xlate(struct irq_host *h, struct device_node *ct,
-                           u32 *intspec, unsigned int intsize,
+                           const u32 *intspec, unsigned int intsize,
                            irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 
 {
diff --git a/arch/powerpc/sysdev/cpm2_pic.c b/arch/powerpc/sysdev/cpm2_pic.c
index 059ea4e5e25f..971483f0dfac 100644
--- a/arch/powerpc/sysdev/cpm2_pic.c
+++ b/arch/powerpc/sysdev/cpm2_pic.c
@@ -218,7 +218,7 @@ static int cpm2_pic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int cpm2_pic_host_xlate(struct irq_host *h, struct device_node *ct,
-                            u32 *intspec, unsigned int intsize,
+                            const u32 *intspec, unsigned int intsize,
                             irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 {
         *out_hwirq = intspec[0];
diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c
index ba8f1f708992..0a55db8a5a29 100644
--- a/arch/powerpc/sysdev/i8259.c
+++ b/arch/powerpc/sysdev/i8259.c
@@ -198,7 +198,7 @@ static void i8259_host_unmap(struct irq_host *h, unsigned int virq)
 }
 
 static int i8259_host_xlate(struct irq_host *h, struct device_node *ct,
-                            u32 *intspec, unsigned int intsize,
+                            const u32 *intspec, unsigned int intsize,
                             irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 {
         static unsigned char map_isa_senses[4] = {
diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c
index c89d78075ba0..28cdddd2f89e 100644
--- a/arch/powerpc/sysdev/ipic.c
+++ b/arch/powerpc/sysdev/ipic.c
@@ -697,7 +697,7 @@ static int ipic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int ipic_host_xlate(struct irq_host *h, struct device_node *ct,
-                           u32 *intspec, unsigned int intsize,
+                           const u32 *intspec, unsigned int intsize,
                            irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 
 {
diff --git a/arch/powerpc/sysdev/mpc8xx_pic.c b/arch/powerpc/sysdev/mpc8xx_pic.c
index db0a712f6075..69bd6f4dff83 100644
--- a/arch/powerpc/sysdev/mpc8xx_pic.c
+++ b/arch/powerpc/sysdev/mpc8xx_pic.c
@@ -130,7 +130,7 @@ static int mpc8xx_pic_host_map(struct irq_host *h, unsigned int virq,
 
 
 static int mpc8xx_pic_host_xlate(struct irq_host *h, struct device_node *ct,
-                            u32 *intspec, unsigned int intsize,
+                            const u32 *intspec, unsigned int intsize,
                             irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 {
         static unsigned char map_pic_senses[4] = {
diff --git a/arch/powerpc/sysdev/mpic.c b/arch/powerpc/sysdev/mpic.c
index 7a64bc5808da..aa9d06e5925b 100644
--- a/arch/powerpc/sysdev/mpic.c
+++ b/arch/powerpc/sysdev/mpic.c
@@ -994,7 +994,7 @@ static int mpic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int mpic_host_xlate(struct irq_host *h, struct device_node *ct,
-                           u32 *intspec, unsigned int intsize,
+                           const u32 *intspec, unsigned int intsize,
                            irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 
 {
diff --git a/arch/powerpc/sysdev/qe_lib/qe_ic.c b/arch/powerpc/sysdev/qe_lib/qe_ic.c
index c1e17b3d3982..2acc928d1920 100644
--- a/arch/powerpc/sysdev/qe_lib/qe_ic.c
+++ b/arch/powerpc/sysdev/qe_lib/qe_ic.c
@@ -271,7 +271,7 @@ static int qe_ic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int qe_ic_host_xlate(struct irq_host *h, struct device_node *ct,
-                            u32 * intspec, unsigned int intsize,
+                            const u32 * intspec, unsigned int intsize,
                             irq_hw_number_t * out_hwirq,
                             unsigned int *out_flags)
 {
diff --git a/arch/powerpc/sysdev/tsi108_pci.c b/arch/powerpc/sysdev/tsi108_pci.c
index 47769d2359d6..595034cfb85a 100644
--- a/arch/powerpc/sysdev/tsi108_pci.c
+++ b/arch/powerpc/sysdev/tsi108_pci.c
@@ -384,7 +384,7 @@ static struct irq_chip tsi108_pci_irq = {
 };
 
 static int pci_irq_host_xlate(struct irq_host *h, struct device_node *ct,
-                            u32 *intspec, unsigned int intsize,
+                            const u32 *intspec, unsigned int intsize,
                             irq_hw_number_t *out_hwirq, unsigned int *out_flags)
 {
         *out_hwirq = intspec[0];
diff --git a/arch/powerpc/sysdev/uic.c b/arch/powerpc/sysdev/uic.c
index c907601e44db..7d10074b3304 100644
--- a/arch/powerpc/sysdev/uic.c
+++ b/arch/powerpc/sysdev/uic.c
@@ -202,7 +202,7 @@ static int uic_host_map(struct irq_host *h, unsigned int virq,
 }
 
 static int uic_host_xlate(struct irq_host *h, struct device_node *ct,
-                          u32 *intspec, unsigned int intsize,
+                          const u32 *intspec, unsigned int intsize,
                           irq_hw_number_t *out_hwirq, unsigned int *out_type)
 
 {
diff --git a/arch/powerpc/sysdev/xilinx_intc.c b/arch/powerpc/sysdev/xilinx_intc.c
index 45eb225ec25e..1e0ccfaf403e 100644
--- a/arch/powerpc/sysdev/xilinx_intc.c
+++ b/arch/powerpc/sysdev/xilinx_intc.c
@@ -148,7 +148,7 @@ static struct irq_chip xilinx_intc_edge_irqchip = {
  * xilinx_intc_xlate - translate virq# from device tree interrupts property
  */
 static int xilinx_intc_xlate(struct irq_host *h, struct device_node *ct,
-                                u32 *intspec, unsigned int intsize,
+                                const u32 *intspec, unsigned int intsize,
                                 irq_hw_number_t *out_hwirq,
                                 unsigned int *out_flags)
 {