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authorYangtao Li <tiny.windzz@gmail.com>2019-12-21 20:30:27 +0300
committerDaniel Lezcano <daniel.lezcano@linaro.org>2020-01-16 21:06:57 +0300
commitbc83caddf17bd592cc19887e252c4ba416484d79 (patch)
treeb53d83f219d49be82ce8796a5ce0e81361ce2c05 /drivers/clocksource/timer-ti-dm.c
parentcdab83f9d0fb13926f6633f20c3327545fd6f70f (diff)
downloadlinux-bc83caddf17bd592cc19887e252c4ba416484d79.tar.xz
clocksource/drivers/timer-ti-dm: Switch to platform_get_irq
platform_get_resource(pdev, IORESOURCE_IRQ) is not recommended for requesting IRQ's resources, as they can be not ready yet. Using platform_get_irq() instead is preferred for getting IRQ even if it was not retrieved earlier. Signed-off-by: Yangtao Li <tiny.windzz@gmail.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Link: https://lore.kernel.org/r/20191221173027.30716-5-tiny.windzz@gmail.com
Diffstat (limited to 'drivers/clocksource/timer-ti-dm.c')
-rw-r--r--drivers/clocksource/timer-ti-dm.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/clocksource/timer-ti-dm.c b/drivers/clocksource/timer-ti-dm.c
index aa2ede266edf..bd16efb2740b 100644
--- a/drivers/clocksource/timer-ti-dm.c
+++ b/drivers/clocksource/timer-ti-dm.c
@@ -780,7 +780,6 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
{
unsigned long flags;
struct omap_dm_timer *timer;
- struct resource *irq;
struct device *dev = &pdev->dev;
const struct dmtimer_platform_data *pdata;
int ret;
@@ -796,11 +795,9 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
return -ENODEV;
}
- irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
- if (unlikely(!irq)) {
- dev_err(dev, "%s: no IRQ resource.\n", __func__);
- return -ENODEV;
- }
+ timer->irq = platform_get_irq(pdev, 0);
+ if (timer->irq < 0)
+ return timer->irq;
timer = devm_kzalloc(dev, sizeof(*timer), GFP_KERNEL);
if (!timer)
@@ -830,7 +827,6 @@ static int omap_dm_timer_probe(struct platform_device *pdev)
if (pdata)
timer->errata = pdata->timer_errata;
- timer->irq = irq->start;
timer->pdev = pdev;
pm_runtime_enable(dev);