diff options
Diffstat (limited to 'arch/mips/kernel')
-rw-r--r-- | arch/mips/kernel/Makefile | 2 | ||||
-rw-r--r-- | arch/mips/kernel/csrc-gic.c | 13 | ||||
-rw-r--r-- | arch/mips/kernel/irq-gic.c | 16 |
3 files changed, 19 insertions, 12 deletions
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index de75fb50562b..bab8b16706ca 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile | |||
@@ -23,11 +23,11 @@ obj-$(CONFIG_CEVT_GT641XX) += cevt-gt641xx.o | |||
23 | obj-$(CONFIG_CEVT_SB1250) += cevt-sb1250.o | 23 | obj-$(CONFIG_CEVT_SB1250) += cevt-sb1250.o |
24 | obj-$(CONFIG_CEVT_TXX9) += cevt-txx9.o | 24 | obj-$(CONFIG_CEVT_TXX9) += cevt-txx9.o |
25 | obj-$(CONFIG_CSRC_BCM1480) += csrc-bcm1480.o | 25 | obj-$(CONFIG_CSRC_BCM1480) += csrc-bcm1480.o |
26 | obj-$(CONFIG_CSRC_GIC) += csrc-gic.o | ||
26 | obj-$(CONFIG_CSRC_IOASIC) += csrc-ioasic.o | 27 | obj-$(CONFIG_CSRC_IOASIC) += csrc-ioasic.o |
27 | obj-$(CONFIG_CSRC_POWERTV) += csrc-powertv.o | 28 | obj-$(CONFIG_CSRC_POWERTV) += csrc-powertv.o |
28 | obj-$(CONFIG_CSRC_R4K) += csrc-r4k.o | 29 | obj-$(CONFIG_CSRC_R4K) += csrc-r4k.o |
29 | obj-$(CONFIG_CSRC_SB1250) += csrc-sb1250.o | 30 | obj-$(CONFIG_CSRC_SB1250) += csrc-sb1250.o |
30 | obj-$(CONFIG_CSRC_GIC) += csrc-gic.o | ||
31 | obj-$(CONFIG_SYNC_R4K) += sync-r4k.o | 31 | obj-$(CONFIG_SYNC_R4K) += sync-r4k.o |
32 | 32 | ||
33 | obj-$(CONFIG_STACKTRACE) += stacktrace.o | 33 | obj-$(CONFIG_STACKTRACE) += stacktrace.o |
diff --git a/arch/mips/kernel/csrc-gic.c b/arch/mips/kernel/csrc-gic.c index 5dca24bce51b..e02620901117 100644 --- a/arch/mips/kernel/csrc-gic.c +++ b/arch/mips/kernel/csrc-gic.c | |||
@@ -5,23 +5,14 @@ | |||
5 | * | 5 | * |
6 | * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. | 6 | * Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved. |
7 | */ | 7 | */ |
8 | #include <linux/clocksource.h> | ||
9 | #include <linux/init.h> | 8 | #include <linux/init.h> |
9 | #include <linux/time.h> | ||
10 | 10 | ||
11 | #include <asm/time.h> | ||
12 | #include <asm/gic.h> | 11 | #include <asm/gic.h> |
13 | 12 | ||
14 | static cycle_t gic_hpt_read(struct clocksource *cs) | 13 | static cycle_t gic_hpt_read(struct clocksource *cs) |
15 | { | 14 | { |
16 | unsigned int hi, hi2, lo; | 15 | return gic_read_count(); |
17 | |||
18 | do { | ||
19 | GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_63_32), hi); | ||
20 | GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_31_00), lo); | ||
21 | GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_63_32), hi2); | ||
22 | } while (hi2 != hi); | ||
23 | |||
24 | return (((cycle_t) hi) << 32) + lo; | ||
25 | } | 16 | } |
26 | 17 | ||
27 | static struct clocksource gic_clocksource = { | 18 | static struct clocksource gic_clocksource = { |
diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c index eaf7c1eb873e..6a476e1d41eb 100644 --- a/arch/mips/kernel/irq-gic.c +++ b/arch/mips/kernel/irq-gic.c | |||
@@ -10,6 +10,7 @@ | |||
10 | #include <linux/init.h> | 10 | #include <linux/init.h> |
11 | #include <linux/smp.h> | 11 | #include <linux/smp.h> |
12 | #include <linux/irq.h> | 12 | #include <linux/irq.h> |
13 | #include <linux/clocksource.h> | ||
13 | 14 | ||
14 | #include <asm/io.h> | 15 | #include <asm/io.h> |
15 | #include <asm/gic.h> | 16 | #include <asm/gic.h> |
@@ -32,6 +33,21 @@ static struct gic_pcpu_mask pcpu_masks[NR_CPUS]; | |||
32 | static struct gic_pending_regs pending_regs[NR_CPUS]; | 33 | static struct gic_pending_regs pending_regs[NR_CPUS]; |
33 | static struct gic_intrmask_regs intrmask_regs[NR_CPUS]; | 34 | static struct gic_intrmask_regs intrmask_regs[NR_CPUS]; |
34 | 35 | ||
36 | #ifdef CONFIG_CSRC_GIC | ||
37 | cycle_t gic_read_count(void) | ||
38 | { | ||
39 | unsigned int hi, hi2, lo; | ||
40 | |||
41 | do { | ||
42 | GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_63_32), hi); | ||
43 | GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_31_00), lo); | ||
44 | GICREAD(GIC_REG(SHARED, GIC_SH_COUNTER_63_32), hi2); | ||
45 | } while (hi2 != hi); | ||
46 | |||
47 | return (((cycle_t) hi) << 32) + lo; | ||
48 | } | ||
49 | #endif | ||
50 | |||
35 | unsigned int gic_get_timer_pending(void) | 51 | unsigned int gic_get_timer_pending(void) |
36 | { | 52 | { |
37 | unsigned int vpe_pending; | 53 | unsigned int vpe_pending; |