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powerpc: Use IRQF_NO_SUSPEND not IRQF_TIMER for non-timer interrupts 

kw_i2c_irq and via_pmu_interrupt are not timer interrupts and
therefore should not use IRQF_TIMER. Use the recently introduced
IRQF_NO_SUSPEND instead since that is the actual desired behaviour.

Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: linuxppc-dev@ozlabs.org
Cc: devicetree-discuss@lists.ozlabs.org
LKML-Reference: <1280398595-29708-3-git-send-email-ian.campbell@citrix.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
hifive-unleashed-5.1
Ian Campbell 2010-07-29 11:16:34 +01:00 committed by Thomas Gleixner
parent 2dd9320305
commit ba461f094b
2 changed files with 8 additions and 6 deletions
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5
arch/powerpc/platforms/powermac/low_i2c.c
View File

@ -542,11 +542,12 @@ static struct pmac_i2c_host_kw *__init kw_i2c_host_init(struct device_node *np)
/* Make sure IRQ is disabled */
kw_write_reg(reg_ier, 0);
/* Request chip interrupt. We set IRQF_TIMER because we don't
/* Request chip interrupt. We set IRQF_NO_SUSPEND because we don't
* want that interrupt disabled between the 2 passes of driver
* suspend or we'll have issues running the pfuncs
*/
if (request_irq(host->irq, kw_i2c_irq, IRQF_TIMER, "keywest i2c", host))
if (request_irq(host->irq, kw_i2c_irq, IRQF_NO_SUSPEND,
"keywest i2c", host))
host->irq = NO_IRQ;
printk(KERN_INFO "KeyWest i2c @0x%08x irq %d %s\n",

9
drivers/macintosh/via-pmu.c
View File

@ -400,11 +400,12 @@ static int __init via_pmu_start(void)
printk(KERN_ERR "via-pmu: can't map interrupt\n");
return -ENODEV;
}
/* We set IRQF_TIMER because we don't want the interrupt to be disabled
* between the 2 passes of driver suspend, we control our own disabling
* for that one
/* We set IRQF_NO_SUSPEND because we don't want the interrupt
* to be disabled between the 2 passes of driver suspend, we
* control our own disabling for that one
*/
if (request_irq(irq, via_pmu_interrupt, IRQF_TIMER, "VIA-PMU", (void *)0)) {
if (request_irq(irq, via_pmu_interrupt, IRQF_NO_SUSPEND,
"VIA-PMU", (void *)0)) {
printk(KERN_ERR "via-pmu: can't request irq %d\n", irq);
return -ENODEV;
}