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-rw-r--r--arch/frv/Kconfig6
-rw-r--r--arch/frv/include/asm/bitops.h4
-rw-r--r--arch/frv/include/asm/pci.h2
-rw-r--r--arch/frv/include/asm/processor.h2
-rw-r--r--arch/frv/include/asm/spr-regs.h2
-rw-r--r--arch/frv/include/asm/system.h9
-rw-r--r--arch/frv/include/asm/thread_info.h15
-rw-r--r--arch/frv/include/asm/types.h8
-rw-r--r--arch/frv/include/asm/virtconvert.h2
-rw-r--r--arch/frv/kernel/entry-table.S4
-rw-r--r--arch/frv/kernel/irq-mb93091.c30
-rw-r--r--arch/frv/kernel/irq-mb93093.c31
-rw-r--r--arch/frv/kernel/irq-mb93493.c25
-rw-r--r--arch/frv/kernel/irq.c80
-rw-r--r--arch/frv/kernel/process.c5
15 files changed, 82 insertions, 143 deletions
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index 747499a1b31..064f6219674 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -6,6 +6,7 @@ config FRV
select HAVE_IRQ_WORK
select HAVE_PERF_EVENTS
select HAVE_GENERIC_HARDIRQS
+ select GENERIC_IRQ_SHOW
config ZONE_DMA
bool
@@ -22,6 +23,10 @@ config GENERIC_FIND_NEXT_BIT
bool
default y
+config GENERIC_FIND_BIT_LE
+ bool
+ default y
+
config GENERIC_HWEIGHT
bool
default y
@@ -357,7 +362,6 @@ menu "Power management options"
config ARCH_SUSPEND_POSSIBLE
def_bool y
- depends on !SMP
source kernel/power/Kconfig
endmenu
diff --git a/arch/frv/include/asm/bitops.h b/arch/frv/include/asm/bitops.h
index 50ae91b2967..a1d00b0c6ed 100644
--- a/arch/frv/include/asm/bitops.h
+++ b/arch/frv/include/asm/bitops.h
@@ -401,13 +401,11 @@ int __ilog2_u64(u64 n)
#include <asm-generic/bitops/hweight.h>
#include <asm-generic/bitops/lock.h>
-#include <asm-generic/bitops/ext2-non-atomic.h>
+#include <asm-generic/bitops/le.h>
#define ext2_set_bit_atomic(lock,nr,addr) test_and_set_bit ((nr) ^ 0x18, (addr))
#define ext2_clear_bit_atomic(lock,nr,addr) test_and_clear_bit((nr) ^ 0x18, (addr))
-#include <asm-generic/bitops/minix-le.h>
-
#endif /* __KERNEL__ */
#endif /* _ASM_BITOPS_H */
diff --git a/arch/frv/include/asm/pci.h b/arch/frv/include/asm/pci.h
index 0d599790985..ef03baf5d89 100644
--- a/arch/frv/include/asm/pci.h
+++ b/arch/frv/include/asm/pci.h
@@ -54,7 +54,7 @@ static inline void pci_dma_burst_advice(struct pci_dev *pdev,
#endif
/*
- * These are pretty much arbitary with the CoMEM implementation.
+ * These are pretty much arbitrary with the CoMEM implementation.
* We have the whole address space to ourselves.
*/
#define PCIBIOS_MIN_IO 0x100
diff --git a/arch/frv/include/asm/processor.h b/arch/frv/include/asm/processor.h
index 3744f2e47f4..4b789ab182b 100644
--- a/arch/frv/include/asm/processor.h
+++ b/arch/frv/include/asm/processor.h
@@ -137,7 +137,7 @@ unsigned long get_wchan(struct task_struct *p);
#define KSTK_ESP(tsk) ((tsk)->thread.frame0->sp)
/* Allocation and freeing of basic task resources. */
-extern struct task_struct *alloc_task_struct(void);
+extern struct task_struct *alloc_task_struct_node(int node);
extern void free_task_struct(struct task_struct *p);
#define cpu_relax() barrier()
diff --git a/arch/frv/include/asm/spr-regs.h b/arch/frv/include/asm/spr-regs.h
index 01e6af5e99b..d3883021f23 100644
--- a/arch/frv/include/asm/spr-regs.h
+++ b/arch/frv/include/asm/spr-regs.h
@@ -274,7 +274,7 @@
#define MSR0_RD 0xc0000000 /* rounding mode */
#define MSR0_RD_NEAREST 0x00000000 /* - nearest */
#define MSR0_RD_ZERO 0x40000000 /* - zero */
-#define MSR0_RD_POS_INF 0x80000000 /* - postive infinity */
+#define MSR0_RD_POS_INF 0x80000000 /* - positive infinity */
#define MSR0_RD_NEG_INF 0xc0000000 /* - negative infinity */
/*
diff --git a/arch/frv/include/asm/system.h b/arch/frv/include/asm/system.h
index 0a6d8d9ca45..6c10fd2c626 100644
--- a/arch/frv/include/asm/system.h
+++ b/arch/frv/include/asm/system.h
@@ -45,21 +45,12 @@ do { \
#define wmb() asm volatile ("membar" : : :"memory")
#define read_barrier_depends() do { } while (0)
-#ifdef CONFIG_SMP
-#define smp_mb() mb()
-#define smp_rmb() rmb()
-#define smp_wmb() wmb()
-#define smp_read_barrier_depends() read_barrier_depends()
-#define set_mb(var, value) \
- do { xchg(&var, (value)); } while (0)
-#else
#define smp_mb() barrier()
#define smp_rmb() barrier()
#define smp_wmb() barrier()
#define smp_read_barrier_depends() do {} while(0)
#define set_mb(var, value) \
do { var = (value); barrier(); } while (0)
-#endif
extern void die_if_kernel(const char *, ...) __attribute__((format(printf, 1, 2)));
extern void free_initmem(void);
diff --git a/arch/frv/include/asm/thread_info.h b/arch/frv/include/asm/thread_info.h
index 11f33ead29b..cefbe73dc11 100644
--- a/arch/frv/include/asm/thread_info.h
+++ b/arch/frv/include/asm/thread_info.h
@@ -21,6 +21,8 @@
#define THREAD_SIZE 8192
+#define __HAVE_ARCH_TASK_STRUCT_ALLOCATOR
+
/*
* low level task data that entry.S needs immediate access to
* - this struct should fit entirely inside of one cache line
@@ -84,16 +86,11 @@ register struct thread_info *__current_thread_info asm("gr15");
/* thread information allocation */
#ifdef CONFIG_DEBUG_STACK_USAGE
-#define alloc_thread_info(tsk) \
- ({ \
- struct thread_info *ret; \
- \
- ret = kzalloc(THREAD_SIZE, GFP_KERNEL); \
- \
- ret; \
- })
+#define alloc_thread_info_node(tsk, node) \
+ kzalloc_node(THREAD_SIZE, GFP_KERNEL, node)
#else
-#define alloc_thread_info(tsk) kmalloc(THREAD_SIZE, GFP_KERNEL)
+#define alloc_thread_info_node(tsk, node) \
+ kmalloc_node(THREAD_SIZE, GFP_KERNEL, node)
#endif
#define free_thread_info(info) kfree(info)
diff --git a/arch/frv/include/asm/types.h b/arch/frv/include/asm/types.h
index 613bf1e962f..aa3e7fdc7f2 100644
--- a/arch/frv/include/asm/types.h
+++ b/arch/frv/include/asm/types.h
@@ -27,14 +27,6 @@ typedef unsigned short umode_t;
#define BITS_PER_LONG 32
-#ifndef __ASSEMBLY__
-
-/* Dma addresses are 32-bits wide. */
-
-typedef u32 dma_addr_t;
-
-#endif /* __ASSEMBLY__ */
-
#endif /* __KERNEL__ */
#endif /* _ASM_TYPES_H */
diff --git a/arch/frv/include/asm/virtconvert.h b/arch/frv/include/asm/virtconvert.h
index 59788fa2a81..b26d70ab911 100644
--- a/arch/frv/include/asm/virtconvert.h
+++ b/arch/frv/include/asm/virtconvert.h
@@ -1,4 +1,4 @@
-/* virtconvert.h: virtual/physical/page address convertion
+/* virtconvert.h: virtual/physical/page address conversion
*
* Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
diff --git a/arch/frv/kernel/entry-table.S b/arch/frv/kernel/entry-table.S
index bf35f33e48c..06c5ae191e5 100644
--- a/arch/frv/kernel/entry-table.S
+++ b/arch/frv/kernel/entry-table.S
@@ -86,7 +86,7 @@ __break_usertrap_fixup_table:
.globl __break_kerneltrap_fixup_table
__break_kerneltrap_fixup_table:
- # handler declaration for a sofware or program interrupt
+ # handler declaration for a software or program interrupt
.macro VECTOR_SOFTPROG tbr_tt, vec
.section .trap.user
.org \tbr_tt
@@ -145,7 +145,7 @@ __break_kerneltrap_fixup_table:
.long \vec
.endm
- # handler declaration for an MMU only sofware or program interrupt
+ # handler declaration for an MMU only software or program interrupt
.macro VECTOR_SP_MMU tbr_tt, vec
#ifdef CONFIG_MMU
VECTOR_SOFTPROG \tbr_tt, \vec
diff --git a/arch/frv/kernel/irq-mb93091.c b/arch/frv/kernel/irq-mb93091.c
index 4dd9adaf115..9afc2ea400d 100644
--- a/arch/frv/kernel/irq-mb93091.c
+++ b/arch/frv/kernel/irq-mb93091.c
@@ -36,45 +36,45 @@
/*
* on-motherboard FPGA PIC operations
*/
-static void frv_fpga_mask(unsigned int irq)
+static void frv_fpga_mask(struct irq_data *d)
{
uint16_t imr = __get_IMR();
- imr |= 1 << (irq - IRQ_BASE_FPGA);
+ imr |= 1 << (d->irq - IRQ_BASE_FPGA);
__set_IMR(imr);
}
-static void frv_fpga_ack(unsigned int irq)
+static void frv_fpga_ack(struct irq_data *d)
{
- __clr_IFR(1 << (irq - IRQ_BASE_FPGA));
+ __clr_IFR(1 << (d->irq - IRQ_BASE_FPGA));
}
-static void frv_fpga_mask_ack(unsigned int irq)
+static void frv_fpga_mask_ack(struct irq_data *d)
{
uint16_t imr = __get_IMR();
- imr |= 1 << (irq - IRQ_BASE_FPGA);
+ imr |= 1 << (d->irq - IRQ_BASE_FPGA);
__set_IMR(imr);
- __clr_IFR(1 << (irq - IRQ_BASE_FPGA));
+ __clr_IFR(1 << (d->irq - IRQ_BASE_FPGA));
}
-static void frv_fpga_unmask(unsigned int irq)
+static void frv_fpga_unmask(struct irq_data *d)
{
uint16_t imr = __get_IMR();
- imr &= ~(1 << (irq - IRQ_BASE_FPGA));
+ imr &= ~(1 << (d->irq - IRQ_BASE_FPGA));
__set_IMR(imr);
}
static struct irq_chip frv_fpga_pic = {
.name = "mb93091",
- .ack = frv_fpga_ack,
- .mask = frv_fpga_mask,
- .mask_ack = frv_fpga_mask_ack,
- .unmask = frv_fpga_unmask,
+ .irq_ack = frv_fpga_ack,
+ .irq_mask = frv_fpga_mask,
+ .irq_mask_ack = frv_fpga_mask_ack,
+ .irq_unmask = frv_fpga_unmask,
};
/*
@@ -146,9 +146,9 @@ void __init fpga_init(void)
__clr_IFR(0x0000);
for (irq = IRQ_BASE_FPGA + 1; irq <= IRQ_BASE_FPGA + 14; irq++)
- set_irq_chip_and_handler(irq, &frv_fpga_pic, handle_level_irq);
+ irq_set_chip_and_handler(irq, &frv_fpga_pic, handle_level_irq);
- set_irq_chip_and_handler(IRQ_FPGA_NMI, &frv_fpga_pic, handle_edge_irq);
+ irq_set_chip_and_handler(IRQ_FPGA_NMI, &frv_fpga_pic, handle_edge_irq);
/* the FPGA drives the first four external IRQ inputs on the CPU PIC */
setup_irq(IRQ_CPU_EXTERNAL0, &fpga_irq[0]);
diff --git a/arch/frv/kernel/irq-mb93093.c b/arch/frv/kernel/irq-mb93093.c
index e4520903187..4d4ad09d3c9 100644
--- a/arch/frv/kernel/irq-mb93093.c
+++ b/arch/frv/kernel/irq-mb93093.c
@@ -35,45 +35,44 @@
/*
* off-CPU FPGA PIC operations
*/
-static void frv_fpga_mask(unsigned int irq)
+static void frv_fpga_mask(struct irq_data *d)
{
uint16_t imr = __get_IMR();
- imr |= 1 << (irq - IRQ_BASE_FPGA);
+ imr |= 1 << (d->irq - IRQ_BASE_FPGA);
__set_IMR(imr);
}
-static void frv_fpga_ack(unsigned int irq)
+static void frv_fpga_ack(struct irq_data *d)
{
- __clr_IFR(1 << (irq - IRQ_BASE_FPGA));
+ __clr_IFR(1 << (d->irq - IRQ_BASE_FPGA));
}
-static void frv_fpga_mask_ack(unsigned int irq)
+static void frv_fpga_mask_ack(struct irq_data *d)
{
uint16_t imr = __get_IMR();
- imr |= 1 << (irq - IRQ_BASE_FPGA);
+ imr |= 1 << (d->irq - IRQ_BASE_FPGA);
__set_IMR(imr);
- __clr_IFR(1 << (irq - IRQ_BASE_FPGA));
+ __clr_IFR(1 << (d->irq - IRQ_BASE_FPGA));
}
-static void frv_fpga_unmask(unsigned int irq)
+static void frv_fpga_unmask(struct irq_data *d)
{
uint16_t imr = __get_IMR();
- imr &= ~(1 << (irq - IRQ_BASE_FPGA));
+ imr &= ~(1 << (d->irq - IRQ_BASE_FPGA));
__set_IMR(imr);
}
static struct irq_chip frv_fpga_pic = {
.name = "mb93093",
- .ack = frv_fpga_ack,
- .mask = frv_fpga_mask,
- .mask_ack = frv_fpga_mask_ack,
- .unmask = frv_fpga_unmask,
- .end = frv_fpga_end,
+ .irq_ack = frv_fpga_ack,
+ .irq_mask = frv_fpga_mask,
+ .irq_mask_ack = frv_fpga_mask_ack,
+ .irq_unmask = frv_fpga_unmask,
};
/*
@@ -94,7 +93,7 @@ static irqreturn_t fpga_interrupt(int irq, void *_mask)
irq = 31 - irq;
mask &= ~(1 << irq);
- generic_irq_handle(IRQ_BASE_FPGA + irq);
+ generic_handle_irq(IRQ_BASE_FPGA + irq);
}
return IRQ_HANDLED;
@@ -125,7 +124,7 @@ void __init fpga_init(void)
__clr_IFR(0x0000);
for (irq = IRQ_BASE_FPGA + 8; irq <= IRQ_BASE_FPGA + 10; irq++)
- set_irq_chip_and_handler(irq, &frv_fpga_pic, handle_edge_irq);
+ irq_set_chip_and_handler(irq, &frv_fpga_pic, handle_edge_irq);
/* the FPGA drives external IRQ input #2 on the CPU PIC */
setup_irq(IRQ_CPU_EXTERNAL2, &fpga_irq[0]);
diff --git a/arch/frv/kernel/irq-mb93493.c b/arch/frv/kernel/irq-mb93493.c
index ba55ecdfb24..4d034c7840c 100644
--- a/arch/frv/kernel/irq-mb93493.c
+++ b/arch/frv/kernel/irq-mb93493.c
@@ -45,46 +45,46 @@
* daughter board PIC operations
* - there is no way to ACK interrupts in the MB93493 chip
*/
-static void frv_mb93493_mask(unsigned int irq)
+static void frv_mb93493_mask(struct irq_data *d)
{
uint32_t iqsr;
volatile void *piqsr;
- if (IRQ_ROUTING & (1 << (irq - IRQ_BASE_MB93493)))
+ if (IRQ_ROUTING & (1 << (d->irq - IRQ_BASE_MB93493)))
piqsr = __addr_MB93493_IQSR(1);
else
piqsr = __addr_MB93493_IQSR(0);
iqsr = readl(piqsr);
- iqsr &= ~(1 << (irq - IRQ_BASE_MB93493 + 16));
+ iqsr &= ~(1 << (d->irq - IRQ_BASE_MB93493 + 16));
writel(iqsr, piqsr);
}
-static void frv_mb93493_ack(unsigned int irq)
+static void frv_mb93493_ack(struct irq_data *d)
{
}
-static void frv_mb93493_unmask(unsigned int irq)
+static void frv_mb93493_unmask(struct irq_data *d)
{
uint32_t iqsr;
volatile void *piqsr;
- if (IRQ_ROUTING & (1 << (irq - IRQ_BASE_MB93493)))
+ if (IRQ_ROUTING & (1 << (d->irq - IRQ_BASE_MB93493)))
piqsr = __addr_MB93493_IQSR(1);
else
piqsr = __addr_MB93493_IQSR(0);
iqsr = readl(piqsr);
- iqsr |= 1 << (irq - IRQ_BASE_MB93493 + 16);
+ iqsr |= 1 << (d->irq - IRQ_BASE_MB93493 + 16);
writel(iqsr, piqsr);
}
static struct irq_chip frv_mb93493_pic = {
.name = "mb93093",
- .ack = frv_mb93493_ack,
- .mask = frv_mb93493_mask,
- .mask_ack = frv_mb93493_mask,
- .unmask = frv_mb93493_unmask,
+ .irq_ack = frv_mb93493_ack,
+ .irq_mask = frv_mb93493_mask,
+ .irq_mask_ack = frv_mb93493_mask,
+ .irq_unmask = frv_mb93493_unmask,
};
/*
@@ -139,7 +139,8 @@ void __init mb93493_init(void)
int irq;
for (irq = IRQ_BASE_MB93493 + 0; irq <= IRQ_BASE_MB93493 + 10; irq++)
- set_irq_chip_and_handler(irq, &frv_mb93493_pic, handle_edge_irq);
+ irq_set_chip_and_handler(irq, &frv_mb93493_pic,
+ handle_edge_irq);
/* the MB93493 drives external IRQ inputs on the CPU PIC */
setup_irq(IRQ_CPU_MB93493_0, &mb93493_irq[0]);
diff --git a/arch/frv/kernel/irq.c b/arch/frv/kernel/irq.c
index 625136625a7..a5f624a9f55 100644
--- a/arch/frv/kernel/irq.c
+++ b/arch/frv/kernel/irq.c
@@ -47,89 +47,45 @@ extern void __init mb93493_init(void);
atomic_t irq_err_count;
-/*
- * Generic, controller-independent functions:
- */
-int show_interrupts(struct seq_file *p, void *v)
+int arch_show_interrupts(struct seq_file *p, int prec)
{
- int i = *(loff_t *) v, cpu;
- struct irqaction * action;
- unsigned long flags;
-
- if (i == 0) {
- char cpuname[12];
-
- seq_printf(p, " ");
- for_each_present_cpu(cpu) {
- sprintf(cpuname, "CPU%d", cpu);
- seq_printf(p, " %10s", cpuname);
- }
- seq_putc(p, '\n');
- }
-
- if (i < NR_IRQS) {
- raw_spin_lock_irqsave(&irq_desc[i].lock, flags);
- action = irq_desc[i].action;
- if (action) {
- seq_printf(p, "%3d: ", i);
- for_each_present_cpu(cpu)
- seq_printf(p, "%10u ", kstat_irqs_cpu(i, cpu));
- seq_printf(p, " %10s", irq_desc[i].chip->name ? : "-");
- seq_printf(p, " %s", action->name);
- for (action = action->next;
- action;
- action = action->next)
- seq_printf(p, ", %s", action->name);
-
- seq_putc(p, '\n');
- }
-
- raw_spin_unlock_irqrestore(&irq_desc[i].lock, flags);
- } else if (i == NR_IRQS) {
- seq_printf(p, "Err: %10u\n", atomic_read(&irq_err_count));
- }
-
+ seq_printf(p, "%*s: ", prec, "ERR");
+ seq_printf(p, "%10u\n", atomic_read(&irq_err_count));
return 0;
}
/*
* on-CPU PIC operations
*/
-static void frv_cpupic_ack(unsigned int irqlevel)
+static void frv_cpupic_ack(struct irq_data *d)
{
- __clr_RC(irqlevel);
+ __clr_RC(d->irq);
__clr_IRL();
}
-static void frv_cpupic_mask(unsigned int irqlevel)
+static void frv_cpupic_mask(struct irq_data *d)
{
- __set_MASK(irqlevel);
+ __set_MASK(d->irq);
}
-static void frv_cpupic_mask_ack(unsigned int irqlevel)
+static void frv_cpupic_mask_ack(struct irq_data *d)
{
- __set_MASK(irqlevel);
- __clr_RC(irqlevel);
+ __set_MASK(d->irq);
+ __clr_RC(d->irq);
__clr_IRL();
}
-static void frv_cpupic_unmask(unsigned int irqlevel)
-{
- __clr_MASK(irqlevel);
-}
-
-static void frv_cpupic_end(unsigned int irqlevel)
+static void frv_cpupic_unmask(struct irq_data *d)
{
- __clr_MASK(irqlevel);
+ __clr_MASK(d->irq);
}
static struct irq_chip frv_cpu_pic = {
.name = "cpu",
- .ack = frv_cpupic_ack,
- .mask = frv_cpupic_mask,
- .mask_ack = frv_cpupic_mask_ack,
- .unmask = frv_cpupic_unmask,
- .end = frv_cpupic_end,
+ .irq_ack = frv_cpupic_ack,
+ .irq_mask = frv_cpupic_mask,
+ .irq_mask_ack = frv_cpupic_mask_ack,
+ .irq_unmask = frv_cpupic_unmask,
};
/*
@@ -161,10 +117,10 @@ void __init init_IRQ(void)
int level;
for (level = 1; level <= 14; level++)
- set_irq_chip_and_handler(level, &frv_cpu_pic,
+ irq_set_chip_and_handler(level, &frv_cpu_pic,
handle_level_irq);
- set_irq_handler(IRQ_CPU_TIMER0, handle_edge_irq);
+ irq_set_handler(IRQ_CPU_TIMER0, handle_edge_irq);
/* set the trigger levels for internal interrupt sources
* - timers all falling-edge
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index efad12071c2..9d359752646 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -44,9 +44,10 @@ asmlinkage void ret_from_fork(void);
void (*pm_power_off)(void);
EXPORT_SYMBOL(pm_power_off);
-struct task_struct *alloc_task_struct(void)
+struct task_struct *alloc_task_struct_node(int node)
{
- struct task_struct *p = kmalloc(THREAD_SIZE, GFP_KERNEL);
+ struct task_struct *p = kmalloc_node(THREAD_SIZE, GFP_KERNEL, node);
+
if (p)
atomic_set((atomic_t *)(p+1), 1);
return p;