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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 00:55:47 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 00:55:47 -0400
commite86908614f2c7fec401827e5cefd7a6ea9407f85 (patch)
treefcb5d9e52422b37bdaf0e647126ebdfc1680f162 /arch/powerpc/sysdev/timer.c
parent547307420931344a868275bd7ea7a30f117a15a9 (diff)
parent9b4b8feb962f4b3e74768b7205f1f8f6cce87238 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (408 commits) [POWERPC] Add memchr() to the bootwrapper [POWERPC] Implement logging of unhandled signals [POWERPC] Add legacy serial support for OPB with flattened device tree [POWERPC] Use 1TB segments [POWERPC] XilinxFB: Allow fixed framebuffer base address [POWERPC] XilinxFB: Add support for custom screen resolution [POWERPC] XilinxFB: Use pdata to pass around framebuffer parameters [POWERPC] PCI: Add 64-bit physical address support to setup_indirect_pci [POWERPC] 4xx: Kilauea defconfig file [POWERPC] 4xx: Kilauea DTS [POWERPC] 4xx: Add AMCC Kilauea eval board support to platforms/40x [POWERPC] 4xx: Add AMCC 405EX support to cputable.c [POWERPC] Adjust TASK_SIZE on ppc32 systems to 3GB that are capable [POWERPC] Use PAGE_OFFSET to tell if an address is user/kernel in SW TLB handlers [POWERPC] 85xx: Enable FP emulation in MPC8560 ADS defconfig [POWERPC] 85xx: Killed <asm/mpc85xx.h> [POWERPC] 85xx: Add cpm nodes for 8541/8555 CDS [POWERPC] 85xx: Convert mpc8560ads to the new CPM binding. [POWERPC] mpc8272ads: Remove muram from the CPM reg property. [POWERPC] Make clockevents work on PPC601 processors ... Fixed up conflict in Documentation/powerpc/booting-without-of.txt manually.
Diffstat (limited to 'arch/powerpc/sysdev/timer.c')
-rw-r--r--arch/powerpc/sysdev/timer.c81
1 files changed, 0 insertions, 81 deletions
diff --git a/arch/powerpc/sysdev/timer.c b/arch/powerpc/sysdev/timer.c
deleted file mode 100644
index e81e7ec2e799..000000000000
--- a/arch/powerpc/sysdev/timer.c
+++ /dev/null
@@ -1,81 +0,0 @@
1/*
2 * Common code to keep time when machine suspends.
3 *
4 * Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
5 *
6 * GPLv2
7 */
8
9#include <linux/time.h>
10#include <linux/sysdev.h>
11#include <asm/rtc.h>
12
13static unsigned long suspend_rtc_time;
14
15/*
16 * Reset the time after a sleep.
17 */
18static int timer_resume(struct sys_device *dev)
19{
20 struct timeval tv;
21 struct timespec ts;
22 struct rtc_time cur_rtc_tm;
23 unsigned long cur_rtc_time, diff;
24
25 /* get current RTC time and convert to seconds */
26 get_rtc_time(&cur_rtc_tm);
27 cur_rtc_time = mktime(cur_rtc_tm.tm_year + 1900,
28 cur_rtc_tm.tm_mon + 1,
29 cur_rtc_tm.tm_mday,
30 cur_rtc_tm.tm_hour,
31 cur_rtc_tm.tm_min,
32 cur_rtc_tm.tm_sec);
33
34 diff = cur_rtc_time - suspend_rtc_time;
35
36 /* adjust time of day by seconds that elapsed while
37 * we were suspended */
38 do_gettimeofday(&tv);
39 ts.tv_sec = tv.tv_sec + diff;
40 ts.tv_nsec = tv.tv_usec * NSEC_PER_USEC;
41 do_settimeofday(&ts);
42
43 return 0;
44}
45
46static int timer_suspend(struct sys_device *dev, pm_message_t state)
47{
48 struct rtc_time suspend_rtc_tm;
49 WARN_ON(!ppc_md.get_rtc_time);
50
51 get_rtc_time(&suspend_rtc_tm);
52 suspend_rtc_time = mktime(suspend_rtc_tm.tm_year + 1900,
53 suspend_rtc_tm.tm_mon + 1,
54 suspend_rtc_tm.tm_mday,
55 suspend_rtc_tm.tm_hour,
56 suspend_rtc_tm.tm_min,
57 suspend_rtc_tm.tm_sec);
58
59 return 0;
60}
61
62static struct sysdev_class timer_sysclass = {
63 .resume = timer_resume,
64 .suspend = timer_suspend,
65 set_kset_name("timer"),
66};
67
68static struct sys_device device_timer = {
69 .id = 0,
70 .cls = &timer_sysclass,
71};
72
73static int time_init_device(void)
74{
75 int error = sysdev_class_register(&timer_sysclass);
76 if (!error)
77 error = sysdev_register(&device_timer);
78 return error;
79}
80
81device_initcall(time_init_device);