[v2,2/5] rtc: rtc-cmos: Call rtc_wake_setup() from cmos_do_probe()
Commit Message
From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
To reduce code duplication, move the invocation of rtc_wake_setup()
into cmos_do_probe() and simplify the callers of the latter.
No intentional functional impact.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
No changes since v1.
---
drivers/rtc/rtc-cmos.c | 28 ++++++++++++----------------
1 file changed, 12 insertions(+), 16 deletions(-)
===================================================================
@@ -744,6 +744,7 @@ static irqreturn_t cmos_interrupt(int ir
return IRQ_NONE;
}
+static inline void rtc_wake_setup(struct device *dev);
static void cmos_wake_setup(struct device *dev);
#ifdef CONFIG_PNP
@@ -938,6 +939,13 @@ cmos_do_probe(struct device *dev, struct
nvmem_cfg.size = address_space - NVRAM_OFFSET;
devm_rtc_nvmem_register(cmos_rtc.rtc, &nvmem_cfg);
+ /*
+ * Everything has gone well so far, so by default register a handler for
+ * the ACPI RTC fixed event.
+ */
+ if (!info)
+ rtc_wake_setup(dev);
+
dev_info(dev, "%s%s, %d bytes nvram%s\n",
!is_valid_irq(rtc_irq) ? "no alarms" :
cmos_rtc.mon_alrm ? "alarms up to one year" :
@@ -1357,7 +1365,7 @@ static void rtc_wake_setup(struct device
static int cmos_pnp_probe(struct pnp_dev *pnp, const struct pnp_device_id *id)
{
- int irq, ret;
+ int irq;
if (pnp_port_start(pnp, 0) == 0x70 && !pnp_irq_valid(pnp, 0)) {
irq = 0;
@@ -1373,13 +1381,7 @@ static int cmos_pnp_probe(struct pnp_dev
irq = pnp_irq(pnp, 0);
}
- ret = cmos_do_probe(&pnp->dev, pnp_get_resource(pnp, IORESOURCE_IO, 0), irq);
- if (ret)
- return ret;
-
- rtc_wake_setup(&pnp->dev);
-
- return 0;
+ return cmos_do_probe(&pnp->dev, pnp_get_resource(pnp, IORESOURCE_IO, 0), irq);
}
static void cmos_pnp_remove(struct pnp_dev *pnp)
@@ -1463,7 +1465,7 @@ static inline void cmos_of_init(struct p
static int __init cmos_platform_probe(struct platform_device *pdev)
{
struct resource *resource;
- int irq, ret;
+ int irq;
cmos_of_init(pdev);
@@ -1475,13 +1477,7 @@ static int __init cmos_platform_probe(st
if (irq < 0)
irq = -1;
- ret = cmos_do_probe(&pdev->dev, resource, irq);
- if (ret)
- return ret;
-
- rtc_wake_setup(&pdev->dev);
-
- return 0;
+ return cmos_do_probe(&pdev->dev, resource, irq);
}
static int cmos_platform_remove(struct platform_device *pdev)