rtc: sh: remove dead code

Since commit 80d4bb515b78 ("RTC: Cleanup rtc_class_ops->irq_set_state") and
commit 696160fec162 ("RTC: Cleanup rtc_class_ops->irq_set_freq()"),
sh_rtc_irq_set_state and sh_rtc_irq_set_freq are never called. Remove them
along with task handling.

Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

1 files changed, 1 insertions, 88 deletions

diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c
index 4f98543d1ea5..abbce362f4df 100644
--- a/drivers/rtc/rtc-sh.c
+++ b/drivers/rtc/rtc-sh.c
@@ -143,7 +143,6 @@ static int __sh_rtc_alarm(struct sh_rtc *rtc)
 static int __sh_rtc_periodic(struct sh_rtc *rtc)
 {
         struct rtc_device *rtc_dev = rtc->rtc_dev;
-        struct rtc_task *irq_task;
         unsigned int tmp, pending;
 
         tmp = readb(rtc->regbase + RCR2);
@@ -160,14 +159,7 @@ static int __sh_rtc_periodic(struct sh_rtc *rtc)
         else {
                 if (rtc->periodic_freq & PF_HP)
                         rtc->periodic_freq |= PF_COUNT;
-                if (rtc->periodic_freq & PF_KOU) {
-                        spin_lock(&rtc_dev->irq_task_lock);
-                        irq_task = rtc_dev->irq_task;
-                        if (irq_task)
-                                irq_task->func(irq_task->private_data);
-                        spin_unlock(&rtc_dev->irq_task_lock);
-                } else
-                        rtc_update_irq(rtc->rtc_dev, 1, RTC_PF | RTC_IRQF);
+                rtc_update_irq(rtc->rtc_dev, 1, RTC_PF | RTC_IRQF);
         }
 
         return pending;
@@ -223,81 +215,6 @@ static irqreturn_t sh_rtc_shared(int irq, void *dev_id)
         return IRQ_RETVAL(ret);
 }
 
-static int sh_rtc_irq_set_state(struct device *dev, int enable)
-{
-        struct sh_rtc *rtc = dev_get_drvdata(dev);
-        unsigned int tmp;
-
-        spin_lock_irq(&rtc->lock);
-
-        tmp = readb(rtc->regbase + RCR2);
-
-        if (enable) {
-                rtc->periodic_freq |= PF_KOU;
-                tmp &= ~RCR2_PEF;       /* Clear PES bit */
-                tmp |= (rtc->periodic_freq & ~PF_HP);   /* Set PES2-0 */
-        } else {
-                rtc->periodic_freq &= ~PF_KOU;
-                tmp &= ~(RCR2_PESMASK | RCR2_PEF);
-        }
-
-        writeb(tmp, rtc->regbase + RCR2);
-
-        spin_unlock_irq(&rtc->lock);
-
-        return 0;
-}
-
-static int sh_rtc_irq_set_freq(struct device *dev, int freq)
-{
-        struct sh_rtc *rtc = dev_get_drvdata(dev);
-        int tmp, ret = 0;
-
-        spin_lock_irq(&rtc->lock);
-        tmp = rtc->periodic_freq & PF_MASK;
-
-        switch (freq) {
-        case 0:
-                rtc->periodic_freq = 0x00;
-                break;
-        case 1:
-                rtc->periodic_freq = 0x60;
-                break;
-        case 2:
-                rtc->periodic_freq = 0x50;
-                break;
-        case 4:
-                rtc->periodic_freq = 0x40;
-                break;
-        case 8:
-                rtc->periodic_freq = 0x30 | PF_HP;
-                break;
-        case 16:
-                rtc->periodic_freq = 0x30;
-                break;
-        case 32:
-                rtc->periodic_freq = 0x20 | PF_HP;
-                break;
-        case 64:
-                rtc->periodic_freq = 0x20;
-                break;
-        case 128:
-                rtc->periodic_freq = 0x10 | PF_HP;
-                break;
-        case 256:
-                rtc->periodic_freq = 0x10;
-                break;
-        default:
-                ret = -ENOTSUPP;
-        }
-
-        if (ret == 0)
-                rtc->periodic_freq |= tmp;
-
-        spin_unlock_irq(&rtc->lock);
-        return ret;
-}
-
 static inline void sh_rtc_setaie(struct device *dev, unsigned int enable)
 {
         struct sh_rtc *rtc = dev_get_drvdata(dev);
@@ -674,8 +591,6 @@ static int __init sh_rtc_probe(struct platform_device *pdev)
         platform_set_drvdata(pdev, rtc);
 
         /* everything disabled by default */
-        sh_rtc_irq_set_freq(&pdev->dev, 0);
-        sh_rtc_irq_set_state(&pdev->dev, 0);
         sh_rtc_setaie(&pdev->dev, 0);
         sh_rtc_setcie(&pdev->dev, 0);
 
@@ -707,8 +622,6 @@ static int __exit sh_rtc_remove(struct platform_device *pdev)
 {
         struct sh_rtc *rtc = platform_get_drvdata(pdev);
 
-        sh_rtc_irq_set_state(&pdev->dev, 0);
-
         sh_rtc_setaie(&pdev->dev, 0);
         sh_rtc_setcie(&pdev->dev, 0);