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Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

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* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (43 commits)
  [POWERPC] Use little-endian bit from firmware ibm,pa-features property
  [POWERPC] Make sure smp_processor_id works very early in boot
  [POWERPC] U4 DART improvements
  [POWERPC] todc: add support for Time-Of-Day-Clock
  [POWERPC] Make lparcfg.c work when both iseries and pseries are selected
  [POWERPC] Fix idr locking in init_new_context
  [POWERPC] mpc7448hpc2 (taiga) board config file
  [POWERPC] Add tsi108 pci and platform device data register function
  [POWERPC] Add general support for mpc7448hpc2 (Taiga) platform
  [POWERPC] Correct the MAX_CONTEXT definition
  powerpc: minor cleanups for mpc86xx
  [POWERPC] Make sure we select CONFIG_NEW_LEDS if ADB_PMU_LED is set
  [POWERPC] Simplify the code defining the 64-bit CPU features
  [POWERPC] powerpc: kconfig warning fix
  [POWERPC] Consolidate some of kernel/misc*.S
  [POWERPC] Remove unused function call_with_mmu_off
  [POWERPC] update asm-powerpc/time.h
  [POWERPC] Clean up it_lp_queue.h
  [POWERPC] Skip the "copy down" of the kernel if it is already at zero.
  [POWERPC] Add the use of the firmware soft-reset-nmi to kdump.
  ...
This commit is contained in:
Linus Torvalds 2006-06-29 11:32:34 -07:00
commit 3aa590c6b7
77 changed files with 4086 additions and 1110 deletions
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9
drivers/ide/Kconfig
View file

@ -774,11 +774,18 @@ config BLK_DEV_IDEDMA_PMAC
performance.
config BLK_DEV_IDE_PMAC_BLINK
bool "Blink laptop LED on drive activity"
bool "Blink laptop LED on drive activity (DEPRECATED)"
depends on BLK_DEV_IDE_PMAC && ADB_PMU
select ADB_PMU_LED
select LEDS_TRIGGERS
select LEDS_TRIGGER_IDE_DISK
help
This option enables the use of the sleep LED as a hard drive
activity LED.
This option is deprecated, it only selects ADB_PMU_LED and
LEDS_TRIGGER_IDE_DISK and changes the code in the new led class
device to default to the ide-disk trigger (which should be set
from userspace via sysfs).
config BLK_DEV_IDE_SWARM
tristate "IDE for Sibyte evaluation boards"

125
drivers/ide/ppc/pmac.c
View file

@ -420,107 +420,6 @@ static void pmac_ide_kauai_selectproc(ide_drive_t *drive);
#endif /* CONFIG_BLK_DEV_IDEDMA_PMAC */
/*
* Below is the code for blinking the laptop LED along with hard
* disk activity.
*/
#ifdef CONFIG_BLK_DEV_IDE_PMAC_BLINK
/* Set to 50ms minimum led-on time (also used to limit frequency
* of requests sent to the PMU
*/
#define PMU_HD_BLINK_TIME (HZ/50)
static struct adb_request pmu_blink_on, pmu_blink_off;
static spinlock_t pmu_blink_lock;
static unsigned long pmu_blink_stoptime;
static int pmu_blink_ledstate;
static struct timer_list pmu_blink_timer;
static int pmu_ide_blink_enabled;
static void
pmu_hd_blink_timeout(unsigned long data)
{
unsigned long flags;
spin_lock_irqsave(&pmu_blink_lock, flags);
/* We may have been triggered again in a racy way, check
* that we really want to switch it off
*/
if (time_after(pmu_blink_stoptime, jiffies))
goto done;
/* Previous req. not complete, try 100ms more */
if (pmu_blink_off.complete == 0)
mod_timer(&pmu_blink_timer, jiffies + PMU_HD_BLINK_TIME);
else if (pmu_blink_ledstate) {
pmu_request(&pmu_blink_off, NULL, 4, 0xee, 4, 0, 0);
pmu_blink_ledstate = 0;
}
done:
spin_unlock_irqrestore(&pmu_blink_lock, flags);
}
static void
pmu_hd_kick_blink(void *data, int rw)
{
unsigned long flags;
pmu_blink_stoptime = jiffies + PMU_HD_BLINK_TIME;
wmb();
mod_timer(&pmu_blink_timer, pmu_blink_stoptime);
/* Fast path when LED is already ON */
if (pmu_blink_ledstate == 1)
return;
spin_lock_irqsave(&pmu_blink_lock, flags);
if (pmu_blink_on.complete && !pmu_blink_ledstate) {
pmu_request(&pmu_blink_on, NULL, 4, 0xee, 4, 0, 1);
pmu_blink_ledstate = 1;
}
spin_unlock_irqrestore(&pmu_blink_lock, flags);
}
static int
pmu_hd_blink_init(void)
{
struct device_node *dt;
const char *model;
/* Currently, I only enable this feature on KeyLargo based laptops,
* older laptops may support it (at least heathrow/paddington) but
* I don't feel like loading those venerable old machines with so
* much additional interrupt & PMU activity...
*/
if (pmu_get_model() != PMU_KEYLARGO_BASED)
return 0;
dt = of_find_node_by_path("/");
if (dt == NULL)
return 0;
model = (const char *)get_property(dt, "model", NULL);
if (model == NULL)
return 0;
if (strncmp(model, "PowerBook", strlen("PowerBook")) != 0 &&
strncmp(model, "iBook", strlen("iBook")) != 0) {
of_node_put(dt);
return 0;
}
of_node_put(dt);
pmu_blink_on.complete = 1;
pmu_blink_off.complete = 1;
spin_lock_init(&pmu_blink_lock);
init_timer(&pmu_blink_timer);
pmu_blink_timer.function = pmu_hd_blink_timeout;
return 1;
}
#endif /* CONFIG_BLK_DEV_IDE_PMAC_BLINK */
/*
* N.B. this can't be an initfunc, because the media-bay task can
* call ide_[un]register at any time.
@ -1192,23 +1091,6 @@ pmac_ide_do_suspend(ide_hwif_t *hwif)
pmif->timings[0] = 0;
pmif->timings[1] = 0;
#ifdef CONFIG_BLK_DEV_IDE_PMAC_BLINK
/* Note: This code will be called for every hwif, thus we'll
* try several time to stop the LED blinker timer, but that
* should be harmless
*/
if (pmu_ide_blink_enabled) {
unsigned long flags;
/* Make sure we don't hit the PMU blink */
spin_lock_irqsave(&pmu_blink_lock, flags);
if (pmu_blink_ledstate)
del_timer(&pmu_blink_timer);
pmu_blink_ledstate = 0;
spin_unlock_irqrestore(&pmu_blink_lock, flags);
}
#endif /* CONFIG_BLK_DEV_IDE_PMAC_BLINK */
disable_irq(pmif->irq);
/* The media bay will handle itself just fine */
@ -1376,13 +1258,6 @@ pmac_ide_setup_device(pmac_ide_hwif_t *pmif, ide_hwif_t *hwif)
hwif->selectproc = pmac_ide_selectproc;
hwif->speedproc = pmac_ide_tune_chipset;
#ifdef CONFIG_BLK_DEV_IDE_PMAC_BLINK
pmu_ide_blink_enabled = pmu_hd_blink_init();
if (pmu_ide_blink_enabled)
hwif->led_act = pmu_hd_kick_blink;
#endif
printk(KERN_INFO "ide%d: Found Apple %s controller, bus ID %d%s, irq %d\n",
hwif->index, model_name[pmif->kind], pmif->aapl_bus_id,
pmif->mediabay ? " (mediabay)" : "", hwif->irq);