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authorPavel Machek <pavel@suse.cz>2008-03-13 23:52:49 +0100
committerLen Brown <len.brown@intel.com>2008-04-15 03:19:07 -0400
commit6afe1a1fe8ff83f6ac2726b04665e76ba7b14f3e (patch)
treeafb11aefbd33e4fa73b777abdd6ccbb42da36797 /arch
parenta985aabe4d7a720b109c2b63549f8641676a9c88 (diff)
downloadlinux-6afe1a1fe8ff83f6ac2726b04665e76ba7b14f3e.tar.bz2
PM: Remove legacy PM
AFAICT pm_send_all is a nop when noone uses pm_register... Hmm.. can we just force CONFIG_PM_LEGACY=n, and see what happens? Or maybe this is better idea? It may break build somewhere, but it should be easy to fix... (it builds here, i386 and x86-64). Signed-off-by: Pavel Machek <pavel@suse.cz> Acked-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/frv/kernel/pm.c8
-rw-r--r--arch/mips/au1000/common/power.c17
-rw-r--r--arch/x86/kernel/apm_32.c15
3 files changed, 2 insertions, 38 deletions
diff --git a/arch/frv/kernel/pm.c b/arch/frv/kernel/pm.c
index c57ce3f1f2e2..73f3aeefd203 100644
--- a/arch/frv/kernel/pm.c
+++ b/arch/frv/kernel/pm.c
@@ -163,14 +163,11 @@ static int sysctl_pm_do_suspend(ctl_table *ctl, int write, struct file *filp,
if ((mode != 1) && (mode != 5))
return -EINVAL;
- retval = pm_send_all(PM_SUSPEND, (void *)3);
-
if (retval == 0) {
if (mode == 5)
retval = pm_do_bus_sleep();
else
retval = pm_do_suspend();
- pm_send_all(PM_RESUME, (void *)0);
}
return retval;
@@ -183,9 +180,6 @@ static int try_set_cmode(int new_cmode)
if (!(clock_cmodes_permitted & (1<<new_cmode)))
return -EINVAL;
- /* tell all the drivers we're suspending */
- pm_send_all(PM_SUSPEND, (void *)3);
-
/* now change cmode */
local_irq_disable();
frv_dma_pause_all();
@@ -201,8 +195,6 @@ static int try_set_cmode(int new_cmode)
frv_dma_resume_all();
local_irq_enable();
- /* tell all the drivers we're resuming */
- pm_send_all(PM_RESUME, (void *)0);
return 0;
}
diff --git a/arch/mips/au1000/common/power.c b/arch/mips/au1000/common/power.c
index 54047d69b820..a9f7f6371e4b 100644
--- a/arch/mips/au1000/common/power.c
+++ b/arch/mips/au1000/common/power.c
@@ -258,7 +258,6 @@ int au_sleep(void)
static int pm_do_sleep(ctl_table * ctl, int write, struct file *file,
void __user *buffer, size_t * len, loff_t *ppos)
{
- int retval = 0;
#ifdef SLEEP_TEST_TIMEOUT
#define TMPBUFLEN2 16
char buf[TMPBUFLEN2], *p;
@@ -278,33 +277,21 @@ static int pm_do_sleep(ctl_table * ctl, int write, struct file *file,
p = buf;
sleep_ticks = simple_strtoul(p, &p, 0);
#endif
- retval = pm_send_all(PM_SUSPEND, (void *) 2);
-
- if (retval)
- return retval;
au_sleep();
- retval = pm_send_all(PM_RESUME, (void *) 0);
}
- return retval;
+ return 0;
}
static int pm_do_suspend(ctl_table * ctl, int write, struct file *file,
void __user *buffer, size_t * len, loff_t *ppos)
{
- int retval = 0;
-
if (!write) {
*len = 0;
} else {
- retval = pm_send_all(PM_SUSPEND, (void *) 2);
- if (retval)
- return retval;
suspend_mode = 1;
-
- retval = pm_send_all(PM_RESUME, (void *) 0);
}
- return retval;
+ return 0;
}
diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
index d4438ef296d8..d7e92bfb8f66 100644
--- a/arch/x86/kernel/apm_32.c
+++ b/arch/x86/kernel/apm_32.c
@@ -1189,19 +1189,6 @@ static int suspend(int vetoable)
int err;
struct apm_user *as;
- if (pm_send_all(PM_SUSPEND, (void *)3)) {
- /* Vetoed */
- if (vetoable) {
- if (apm_info.connection_version > 0x100)
- set_system_power_state(APM_STATE_REJECT);
- err = -EBUSY;
- ignore_sys_suspend = 0;
- printk(KERN_WARNING "apm: suspend was vetoed.\n");
- goto out;
- }
- printk(KERN_CRIT "apm: suspend was vetoed, but suspending anyway.\n");
- }
-
device_suspend(PMSG_SUSPEND);
local_irq_disable();
device_power_down(PMSG_SUSPEND);
@@ -1224,7 +1211,6 @@ static int suspend(int vetoable)
device_power_up();
local_irq_enable();
device_resume();
- pm_send_all(PM_RESUME, (void *)0);
queue_event(APM_NORMAL_RESUME, NULL);
out:
spin_lock(&user_list_lock);
@@ -1337,7 +1323,6 @@ static void check_events(void)
if ((event != APM_NORMAL_RESUME)
|| (ignore_normal_resume == 0)) {
device_resume();
- pm_send_all(PM_RESUME, (void *)0);
queue_event(event, NULL);
}
ignore_normal_resume = 0;