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author | Avi Kivity <avi@redhat.com> | 2012-08-05 13:25:10 +0300 |
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committer | Avi Kivity <avi@redhat.com> | 2012-08-05 13:25:10 +0300 |
commit | fe56097b23b1303b894eefd91582e4a64247d03f (patch) | |
tree | 4b3ab60eb19e8cfe2884e2da66dd4e4e25ae2274 /arch/arm/kernel/arch_timer.c | |
parent | e115676e042f4d9268c6b6d8cb7dc962aa6cfd7d (diff) | |
parent | e7882d6c40874a5b5033ca85f7508a602a60b662 (diff) | |
download | op-kernel-dev-fe56097b23b1303b894eefd91582e4a64247d03f.zip op-kernel-dev-fe56097b23b1303b894eefd91582e4a64247d03f.tar.gz |
Merge remote-tracking branch 'upstream' into next
- bring back critical fixes (esp. aa67f6096c19bc)
- provide an updated base for development
* upstream: (4334 commits)
missed mnt_drop_write() in do_dentry_open()
UBIFS: nuke pdflush from comments
gfs2: nuke pdflush from comments
drbd: nuke pdflush from comments
nilfs2: nuke write_super from comments
hfs: nuke write_super from comments
vfs: nuke pdflush from comments
jbd/jbd2: nuke write_super from comments
btrfs: nuke pdflush from comments
btrfs: nuke write_super from comments
ext4: nuke pdflush from comments
ext4: nuke write_super from comments
ext3: nuke write_super from comments
Documentation: fix the VM knobs descritpion WRT pdflush
Documentation: get rid of write_super
vfs: kill write_super and sync_supers
ACPI processor: Fix tick_broadcast_mask online/offline regression
ACPI: Only count valid srat memory structures
ACPI: Untangle a return statement for better readability
Linux 3.6-rc1
...
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/arm/kernel/arch_timer.c')
-rw-r--r-- | arch/arm/kernel/arch_timer.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/arch/arm/kernel/arch_timer.c b/arch/arm/kernel/arch_timer.c index dd58035..cf25880 100644 --- a/arch/arm/kernel/arch_timer.c +++ b/arch/arm/kernel/arch_timer.c @@ -32,6 +32,8 @@ static int arch_timer_ppi2; static struct clock_event_device __percpu **arch_timer_evt; +extern void init_current_timer_delay(unsigned long freq); + /* * Architected system timer support. */ @@ -137,7 +139,7 @@ static int __cpuinit arch_timer_setup(struct clock_event_device *clk) /* Be safe... */ arch_timer_disable(); - clk->features = CLOCK_EVT_FEAT_ONESHOT; + clk->features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_C3STOP; clk->name = "arch_sys_timer"; clk->rating = 450; clk->set_mode = arch_timer_set_mode; @@ -223,6 +225,14 @@ static cycle_t arch_counter_read(struct clocksource *cs) return arch_counter_get_cntpct(); } +int read_current_timer(unsigned long *timer_val) +{ + if (!arch_timer_rate) + return -ENXIO; + *timer_val = arch_counter_get_cntpct(); + return 0; +} + static struct clocksource clocksource_counter = { .name = "arch_sys_counter", .rating = 400, @@ -296,6 +306,7 @@ static int __init arch_timer_register(void) if (err) goto out_free_irq; + init_current_timer_delay(arch_timer_rate); return 0; out_free_irq: |