From 80d4bb515b78f38738f3378fd1be6039063ab040 Mon Sep 17 00:00:00 2001 From: John Stultz Date: Thu, 3 Feb 2011 11:34:50 -0800 Subject: RTC: Cleanup rtc_class_ops->irq_set_state With PIE mode interrupts now emulated in generic code via an hrtimer, no one calls rtc_class_ops->irq_set_state(), so this patch removes it along with driver implementations. CC: Thomas Gleixner CC: Alessandro Zummo CC: Marcelo Roberto Jimenez CC: rtc-linux@googlegroups.com Signed-off-by: John Stultz --- drivers/rtc/rtc-davinci.c | 34 ---------------------------------- 1 file changed, 34 deletions(-) (limited to 'drivers/rtc/rtc-davinci.c') diff --git a/drivers/rtc/rtc-davinci.c b/drivers/rtc/rtc-davinci.c index 34647fc1ee9..92da73d40e1 100644 --- a/drivers/rtc/rtc-davinci.c +++ b/drivers/rtc/rtc-davinci.c @@ -473,39 +473,6 @@ static int davinci_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm) return 0; } -static int davinci_rtc_irq_set_state(struct device *dev, int enabled) -{ - struct davinci_rtc *davinci_rtc = dev_get_drvdata(dev); - unsigned long flags; - u8 rtc_ctrl; - - spin_lock_irqsave(&davinci_rtc_lock, flags); - - rtc_ctrl = rtcss_read(davinci_rtc, PRTCSS_RTC_CTRL); - - if (enabled) { - while (rtcss_read(davinci_rtc, PRTCSS_RTC_CTRL) - & PRTCSS_RTC_CTRL_WDTBUS) - cpu_relax(); - - rtc_ctrl |= PRTCSS_RTC_CTRL_TE; - rtcss_write(davinci_rtc, rtc_ctrl, PRTCSS_RTC_CTRL); - - rtcss_write(davinci_rtc, 0x0, PRTCSS_RTC_CLKC_CNT); - - rtc_ctrl |= PRTCSS_RTC_CTRL_TIEN | - PRTCSS_RTC_CTRL_TMMD | - PRTCSS_RTC_CTRL_TMRFLG; - } else - rtc_ctrl &= ~PRTCSS_RTC_CTRL_TIEN; - - rtcss_write(davinci_rtc, rtc_ctrl, PRTCSS_RTC_CTRL); - - spin_unlock_irqrestore(&davinci_rtc_lock, flags); - - return 0; -} - static int davinci_rtc_irq_set_freq(struct device *dev, int freq) { struct davinci_rtc *davinci_rtc = dev_get_drvdata(dev); @@ -529,7 +496,6 @@ static struct rtc_class_ops davinci_rtc_ops = { .alarm_irq_enable = davinci_rtc_alarm_irq_enable, .read_alarm = davinci_rtc_read_alarm, .set_alarm = davinci_rtc_set_alarm, - .irq_set_state = davinci_rtc_irq_set_state, .irq_set_freq = davinci_rtc_irq_set_freq, }; -- cgit v1.2.3-70-g09d2 From 696160fec162601d06940862b5b3aa4460344c1b Mon Sep 17 00:00:00 2001 From: John Stultz Date: Thu, 3 Feb 2011 12:02:07 -0800 Subject: RTC: Cleanup rtc_class_ops->irq_set_freq() With the generic rtc code now emulating PIE mode irqs via an hrtimer, no one calls the rtc_class_ops->irq_set_freq call. This patch removes the hook and deletes the driver functions if no one else calls them. CC: Thomas Gleixner CC: Alessandro Zummo CC: Marcelo Roberto Jimenez CC: rtc-linux@googlegroups.com Signed-off-by: John Stultz --- drivers/rtc/rtc-cmos.c | 26 -------------------------- drivers/rtc/rtc-davinci.c | 17 ----------------- drivers/rtc/rtc-pl031.c | 21 --------------------- drivers/rtc/rtc-pxa.c | 15 --------------- drivers/rtc/rtc-s3c.c | 1 - drivers/rtc/rtc-sa1100.c | 1 - drivers/rtc/rtc-sh.c | 1 - drivers/rtc/rtc-vr41xx.c | 21 --------------------- include/linux/rtc.h | 2 -- 9 files changed, 105 deletions(-) (limited to 'drivers/rtc/rtc-davinci.c') diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index de632e793d4..bdb1f8e2042 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -375,31 +375,6 @@ static int cmos_set_alarm(struct device *dev, struct rtc_wkalrm *t) return 0; } -static int cmos_irq_set_freq(struct device *dev, int freq) -{ - struct cmos_rtc *cmos = dev_get_drvdata(dev); - int f; - unsigned long flags; - - if (!is_valid_irq(cmos->irq)) - return -ENXIO; - - if (!is_power_of_2(freq)) - return -EINVAL; - /* 0 = no irqs; 1 = 2^15 Hz ... 15 = 2^0 Hz */ - f = ffs(freq); - if (f-- > 16) - return -EINVAL; - f = 16 - f; - - spin_lock_irqsave(&rtc_lock, flags); - hpet_set_periodic_freq(freq); - CMOS_WRITE(RTC_REF_CLCK_32KHZ | f, RTC_FREQ_SELECT); - spin_unlock_irqrestore(&rtc_lock, flags); - - return 0; -} - static int cmos_alarm_irq_enable(struct device *dev, unsigned int enabled) { struct cmos_rtc *cmos = dev_get_drvdata(dev); @@ -482,7 +457,6 @@ static const struct rtc_class_ops cmos_rtc_ops = { .read_alarm = cmos_read_alarm, .set_alarm = cmos_set_alarm, .proc = cmos_procfs, - .irq_set_freq = cmos_irq_set_freq, .alarm_irq_enable = cmos_alarm_irq_enable, .update_irq_enable = cmos_update_irq_enable, }; diff --git a/drivers/rtc/rtc-davinci.c b/drivers/rtc/rtc-davinci.c index 92da73d40e1..dfd98a235ad 100644 --- a/drivers/rtc/rtc-davinci.c +++ b/drivers/rtc/rtc-davinci.c @@ -473,22 +473,6 @@ static int davinci_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm) return 0; } -static int davinci_rtc_irq_set_freq(struct device *dev, int freq) -{ - struct davinci_rtc *davinci_rtc = dev_get_drvdata(dev); - unsigned long flags; - u16 tmr_counter = (0x8000 >> (ffs(freq) - 1)); - - spin_lock_irqsave(&davinci_rtc_lock, flags); - - rtcss_write(davinci_rtc, tmr_counter & 0xFF, PRTCSS_RTC_TMR0); - rtcss_write(davinci_rtc, (tmr_counter & 0xFF00) >> 8, PRTCSS_RTC_TMR1); - - spin_unlock_irqrestore(&davinci_rtc_lock, flags); - - return 0; -} - static struct rtc_class_ops davinci_rtc_ops = { .ioctl = davinci_rtc_ioctl, .read_time = davinci_rtc_read_time, @@ -496,7 +480,6 @@ static struct rtc_class_ops davinci_rtc_ops = { .alarm_irq_enable = davinci_rtc_alarm_irq_enable, .read_alarm = davinci_rtc_read_alarm, .set_alarm = davinci_rtc_set_alarm, - .irq_set_freq = davinci_rtc_irq_set_freq, }; static int __init davinci_rtc_probe(struct platform_device *pdev) diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c index 0e7c15b24c1..d829ea63c4f 100644 --- a/drivers/rtc/rtc-pl031.c +++ b/drivers/rtc/rtc-pl031.c @@ -293,25 +293,6 @@ static int pl031_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) return ret; } -static int pl031_irq_set_freq(struct device *dev, int freq) -{ - struct pl031_local *ldata = dev_get_drvdata(dev); - - /* Cant set timer if it is already enabled */ - if (readl(ldata->base + RTC_TCR) & RTC_TCR_EN) { - dev_err(dev, "can't change frequency while timer enabled\n"); - return -EINVAL; - } - - /* If self start bit in RTC_TCR is set timer will start here, - * but we never set that bit. Instead we start the timer when - * set_state is called with enabled == 1. - */ - writel(RTC_TIMER_FREQ / freq, ldata->base + RTC_TLR); - - return 0; -} - static int pl031_remove(struct amba_device *adev) { struct pl031_local *ldata = dev_get_drvdata(&adev->dev); @@ -408,7 +389,6 @@ static struct rtc_class_ops stv1_pl031_ops = { .read_alarm = pl031_read_alarm, .set_alarm = pl031_set_alarm, .alarm_irq_enable = pl031_alarm_irq_enable, - .irq_set_freq = pl031_irq_set_freq, }; /* And the second ST derivative */ @@ -418,7 +398,6 @@ static struct rtc_class_ops stv2_pl031_ops = { .read_alarm = pl031_stv2_read_alarm, .set_alarm = pl031_stv2_set_alarm, .alarm_irq_enable = pl031_alarm_irq_enable, - .irq_set_freq = pl031_irq_set_freq, }; static struct amba_id pl031_ids[] = { diff --git a/drivers/rtc/rtc-pxa.c b/drivers/rtc/rtc-pxa.c index b216ae5389c..a1fdc802598 100644 --- a/drivers/rtc/rtc-pxa.c +++ b/drivers/rtc/rtc-pxa.c @@ -209,20 +209,6 @@ static void pxa_rtc_release(struct device *dev) free_irq(pxa_rtc->irq_1Hz, dev); } -static int pxa_periodic_irq_set_freq(struct device *dev, int freq) -{ - struct pxa_rtc *pxa_rtc = dev_get_drvdata(dev); - int period_ms; - - if (freq < 1 || freq > MAXFREQ_PERIODIC) - return -EINVAL; - - period_ms = 1000 / freq; - rtc_writel(pxa_rtc, PIAR, period_ms); - - return 0; -} - static int pxa_alarm_irq_enable(struct device *dev, unsigned int enabled) { struct pxa_rtc *pxa_rtc = dev_get_drvdata(dev); @@ -336,7 +322,6 @@ static const struct rtc_class_ops pxa_rtc_ops = { .alarm_irq_enable = pxa_alarm_irq_enable, .update_irq_enable = pxa_update_irq_enable, .proc = pxa_rtc_proc, - .irq_set_freq = pxa_periodic_irq_set_freq, }; static int __init pxa_rtc_probe(struct platform_device *pdev) diff --git a/drivers/rtc/rtc-s3c.c b/drivers/rtc/rtc-s3c.c index 80fb7e72f9d..714964913e5 100644 --- a/drivers/rtc/rtc-s3c.c +++ b/drivers/rtc/rtc-s3c.c @@ -348,7 +348,6 @@ static const struct rtc_class_ops s3c_rtcops = { .set_time = s3c_rtc_settime, .read_alarm = s3c_rtc_getalarm, .set_alarm = s3c_rtc_setalarm, - .irq_set_freq = s3c_rtc_setfreq, .proc = s3c_rtc_proc, .alarm_irq_enable = s3c_rtc_setaie, }; diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c index d47b3fc9830..d1a2b0bc3b2 100644 --- a/drivers/rtc/rtc-sa1100.c +++ b/drivers/rtc/rtc-sa1100.c @@ -392,7 +392,6 @@ static const struct rtc_class_ops sa1100_rtc_ops = { .read_alarm = sa1100_rtc_read_alarm, .set_alarm = sa1100_rtc_set_alarm, .proc = sa1100_rtc_proc, - .irq_set_freq = sa1100_irq_set_freq, .alarm_irq_enable = sa1100_rtc_alarm_irq_enable, }; diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index ff50a8bc13f..148544979a5 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -603,7 +603,6 @@ static struct rtc_class_ops sh_rtc_ops = { .set_time = sh_rtc_set_time, .read_alarm = sh_rtc_read_alarm, .set_alarm = sh_rtc_set_alarm, - .irq_set_freq = sh_rtc_irq_set_freq, .proc = sh_rtc_proc, .alarm_irq_enable = sh_rtc_alarm_irq_enable, }; diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c index 86f14909f9d..c5698cda366 100644 --- a/drivers/rtc/rtc-vr41xx.c +++ b/drivers/rtc/rtc-vr41xx.c @@ -207,26 +207,6 @@ static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) return 0; } -static int vr41xx_rtc_irq_set_freq(struct device *dev, int freq) -{ - u64 count; - - if (!is_power_of_2(freq)) - return -EINVAL; - count = RTC_FREQUENCY; - do_div(count, freq); - - spin_lock_irq(&rtc_lock); - - periodic_count = count; - rtc1_write(RTCL1LREG, periodic_count); - rtc1_write(RTCL1HREG, periodic_count >> 16); - - spin_unlock_irq(&rtc_lock); - - return 0; -} - static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) { switch (cmd) { @@ -298,7 +278,6 @@ static const struct rtc_class_ops vr41xx_rtc_ops = { .set_time = vr41xx_rtc_set_time, .read_alarm = vr41xx_rtc_read_alarm, .set_alarm = vr41xx_rtc_set_alarm, - .irq_set_freq = vr41xx_rtc_irq_set_freq, }; static int __devinit rtc_probe(struct platform_device *pdev) diff --git a/include/linux/rtc.h b/include/linux/rtc.h index 0e2063acc26..741a51cc446 100644 --- a/include/linux/rtc.h +++ b/include/linux/rtc.h @@ -133,7 +133,6 @@ extern struct class *rtc_class; * The (current) exceptions are mostly filesystem hooks: * - the proc() hook for procfs * - non-ioctl() chardev hooks: open(), release(), read_callback() - * - periodic irq calls: irq_set_state(), irq_set_freq() * * REVISIT those periodic irq calls *do* have ops_lock when they're * issued through ioctl() ... @@ -148,7 +147,6 @@ struct rtc_class_ops { int (*set_alarm)(struct device *, struct rtc_wkalrm *); int (*proc)(struct device *, struct seq_file *); int (*set_mmss)(struct device *, unsigned long secs); - int (*irq_set_freq)(struct device *, int freq); int (*read_callback)(struct device *, int data); int (*alarm_irq_enable)(struct device *, unsigned int enabled); int (*update_irq_enable)(struct device *, unsigned int enabled); -- cgit v1.2.3-70-g09d2 From e428c6a2772bcf6b022baf7c8267cca3634c0c3e Mon Sep 17 00:00:00 2001 From: John Stultz Date: Fri, 4 Feb 2011 16:16:12 -0800 Subject: RTC: Clean out UIE icotl implementations With the generic RTC rework, the UIE mode irqs are handled in the generic layer, and only hardware specific ioctls get passed down to the rtc driver layer. So this patch removes the UIE mode ioctl handling in the rtc driver layer, which never get used. CC: Thomas Gleixner CC: Alessandro Zummo CC: Marcelo Roberto Jimenez CC: rtc-linux@googlegroups.com Signed-off-by: John Stultz --- drivers/rtc/rtc-at91rm9200.c | 28 ------------------------ drivers/rtc/rtc-at91sam9.c | 28 ------------------------ drivers/rtc/rtc-bfin.c | 27 ----------------------- drivers/rtc/rtc-davinci.c | 4 ---- drivers/rtc/rtc-omap.c | 39 --------------------------------- drivers/rtc/rtc-pl030.c | 6 ----- drivers/rtc/rtc-rs5c372.c | 52 -------------------------------------------- drivers/rtc/rtc-sa1100.c | 19 ---------------- drivers/rtc/rtc-sh.c | 22 ------------------- 9 files changed, 225 deletions(-) (limited to 'drivers/rtc/rtc-davinci.c') diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c index 26d1cf5d19a..518a76ec71c 100644 --- a/drivers/rtc/rtc-at91rm9200.c +++ b/drivers/rtc/rtc-at91rm9200.c @@ -183,33 +183,6 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) return 0; } -/* - * Handle commands from user-space - */ -static int at91_rtc_ioctl(struct device *dev, unsigned int cmd, - unsigned long arg) -{ - int ret = 0; - - pr_debug("%s(): cmd=%08x, arg=%08lx.\n", __func__, cmd, arg); - - /* important: scrub old status before enabling IRQs */ - switch (cmd) { - case RTC_UIE_OFF: /* update off */ - at91_sys_write(AT91_RTC_IDR, AT91_RTC_SECEV); - break; - case RTC_UIE_ON: /* update on */ - at91_sys_write(AT91_RTC_SCCR, AT91_RTC_SECEV); - at91_sys_write(AT91_RTC_IER, AT91_RTC_SECEV); - break; - default: - ret = -ENOIOCTLCMD; - break; - } - - return ret; -} - static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { pr_debug("%s(): cmd=%08x\n", __func__, enabled); @@ -269,7 +242,6 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *dev_id) } static const struct rtc_class_ops at91_rtc_ops = { - .ioctl = at91_rtc_ioctl, .read_time = at91_rtc_readtime, .set_time = at91_rtc_settime, .read_alarm = at91_rtc_readalarm, diff --git a/drivers/rtc/rtc-at91sam9.c b/drivers/rtc/rtc-at91sam9.c index 5469c52cba3..a3ad957507d 100644 --- a/drivers/rtc/rtc-at91sam9.c +++ b/drivers/rtc/rtc-at91sam9.c @@ -216,33 +216,6 @@ static int at91_rtc_setalarm(struct device *dev, struct rtc_wkalrm *alrm) return 0; } -/* - * Handle commands from user-space - */ -static int at91_rtc_ioctl(struct device *dev, unsigned int cmd, - unsigned long arg) -{ - struct sam9_rtc *rtc = dev_get_drvdata(dev); - int ret = 0; - u32 mr = rtt_readl(rtc, MR); - - dev_dbg(dev, "ioctl: cmd=%08x, arg=%08lx, mr %08x\n", cmd, arg, mr); - - switch (cmd) { - case RTC_UIE_OFF: /* update off */ - rtt_writel(rtc, MR, mr & ~AT91_RTT_RTTINCIEN); - break; - case RTC_UIE_ON: /* update on */ - rtt_writel(rtc, MR, mr | AT91_RTT_RTTINCIEN); - break; - default: - ret = -ENOIOCTLCMD; - break; - } - - return ret; -} - static int at91_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { struct sam9_rtc *rtc = dev_get_drvdata(dev); @@ -303,7 +276,6 @@ static irqreturn_t at91_rtc_interrupt(int irq, void *_rtc) } static const struct rtc_class_ops at91_rtc_ops = { - .ioctl = at91_rtc_ioctl, .read_time = at91_rtc_readtime, .set_time = at91_rtc_settime, .read_alarm = at91_rtc_readalarm, diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c index 17971d93354..ca9cff85ab8 100644 --- a/drivers/rtc/rtc-bfin.c +++ b/drivers/rtc/rtc-bfin.c @@ -240,32 +240,6 @@ static void bfin_rtc_int_set_alarm(struct bfin_rtc *rtc) */ bfin_rtc_int_set(rtc->rtc_alarm.tm_yday == -1 ? RTC_ISTAT_ALARM : RTC_ISTAT_ALARM_DAY); } -static int bfin_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) -{ - struct bfin_rtc *rtc = dev_get_drvdata(dev); - int ret = 0; - - dev_dbg_stamp(dev); - - bfin_rtc_sync_pending(dev); - - switch (cmd) { - case RTC_UIE_ON: - dev_dbg_stamp(dev); - bfin_rtc_int_set(RTC_ISTAT_SEC); - break; - case RTC_UIE_OFF: - dev_dbg_stamp(dev); - bfin_rtc_int_clear(~RTC_ISTAT_SEC); - break; - - default: - dev_dbg_stamp(dev); - ret = -ENOIOCTLCMD; - } - - return ret; -} static int bfin_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { @@ -358,7 +332,6 @@ static int bfin_rtc_proc(struct device *dev, struct seq_file *seq) } static struct rtc_class_ops bfin_rtc_ops = { - .ioctl = bfin_rtc_ioctl, .read_time = bfin_rtc_read_time, .set_time = bfin_rtc_set_time, .read_alarm = bfin_rtc_read_alarm, diff --git a/drivers/rtc/rtc-davinci.c b/drivers/rtc/rtc-davinci.c index dfd98a235ad..8d46838dff8 100644 --- a/drivers/rtc/rtc-davinci.c +++ b/drivers/rtc/rtc-davinci.c @@ -231,10 +231,6 @@ davinci_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) case RTC_WIE_OFF: rtc_ctrl &= ~PRTCSS_RTC_CTRL_WEN; break; - case RTC_UIE_OFF: - case RTC_UIE_ON: - ret = -ENOTTY; - break; default: ret = -ENOIOCTLCMD; } diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c index b4dbf3a319b..de0dd7b1f14 100644 --- a/drivers/rtc/rtc-omap.c +++ b/drivers/rtc/rtc-omap.c @@ -135,44 +135,6 @@ static irqreturn_t rtc_irq(int irq, void *rtc) return IRQ_HANDLED; } -#ifdef CONFIG_RTC_INTF_DEV - -static int -omap_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) -{ - u8 reg; - - switch (cmd) { - case RTC_UIE_OFF: - case RTC_UIE_ON: - break; - default: - return -ENOIOCTLCMD; - } - - local_irq_disable(); - rtc_wait_not_busy(); - reg = rtc_read(OMAP_RTC_INTERRUPTS_REG); - switch (cmd) { - /* UIE = Update Interrupt Enable (1/second) */ - case RTC_UIE_OFF: - reg &= ~OMAP_RTC_INTERRUPTS_IT_TIMER; - break; - case RTC_UIE_ON: - reg |= OMAP_RTC_INTERRUPTS_IT_TIMER; - break; - } - rtc_wait_not_busy(); - rtc_write(reg, OMAP_RTC_INTERRUPTS_REG); - local_irq_enable(); - - return 0; -} - -#else -#define omap_rtc_ioctl NULL -#endif - static int omap_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { u8 reg; @@ -313,7 +275,6 @@ static int omap_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm) } static struct rtc_class_ops omap_rtc_ops = { - .ioctl = omap_rtc_ioctl, .read_time = omap_rtc_read_time, .set_time = omap_rtc_set_time, .read_alarm = omap_rtc_read_alarm, diff --git a/drivers/rtc/rtc-pl030.c b/drivers/rtc/rtc-pl030.c index bbdb2f02798..d554368c9f5 100644 --- a/drivers/rtc/rtc-pl030.c +++ b/drivers/rtc/rtc-pl030.c @@ -35,11 +35,6 @@ static irqreturn_t pl030_interrupt(int irq, void *dev_id) return IRQ_HANDLED; } -static int pl030_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) -{ - return -ENOIOCTLCMD; -} - static int pl030_read_alarm(struct device *dev, struct rtc_wkalrm *alrm) { struct pl030_rtc *rtc = dev_get_drvdata(dev); @@ -96,7 +91,6 @@ static int pl030_set_time(struct device *dev, struct rtc_time *tm) } static const struct rtc_class_ops pl030_ops = { - .ioctl = pl030_ioctl, .read_time = pl030_read_time, .set_time = pl030_set_time, .read_alarm = pl030_read_alarm, diff --git a/drivers/rtc/rtc-rs5c372.c b/drivers/rtc/rtc-rs5c372.c index 6aaa1550e3b..85c1b848dd7 100644 --- a/drivers/rtc/rtc-rs5c372.c +++ b/drivers/rtc/rtc-rs5c372.c @@ -281,57 +281,6 @@ static int rs5c372_rtc_set_time(struct device *dev, struct rtc_time *tm) return rs5c372_set_datetime(to_i2c_client(dev), tm); } -#if defined(CONFIG_RTC_INTF_DEV) || defined(CONFIG_RTC_INTF_DEV_MODULE) - -static int -rs5c_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) -{ - struct i2c_client *client = to_i2c_client(dev); - struct rs5c372 *rs5c = i2c_get_clientdata(client); - unsigned char buf; - int status, addr; - - buf = rs5c->regs[RS5C_REG_CTRL1]; - switch (cmd) { - case RTC_UIE_OFF: - case RTC_UIE_ON: - /* some 327a modes use a different IRQ pin for 1Hz irqs */ - if (rs5c->type == rtc_rs5c372a - && (buf & RS5C372A_CTRL1_SL1)) - return -ENOIOCTLCMD; - default: - return -ENOIOCTLCMD; - } - - status = rs5c_get_regs(rs5c); - if (status < 0) - return status; - - addr = RS5C_ADDR(RS5C_REG_CTRL1); - switch (cmd) { - case RTC_UIE_OFF: /* update off */ - buf &= ~RS5C_CTRL1_CT_MASK; - break; - case RTC_UIE_ON: /* update on */ - buf &= ~RS5C_CTRL1_CT_MASK; - buf |= RS5C_CTRL1_CT4; - break; - } - - if (i2c_smbus_write_byte_data(client, addr, buf) < 0) { - printk(KERN_WARNING "%s: can't update alarm\n", - rs5c->rtc->name); - status = -EIO; - } else - rs5c->regs[RS5C_REG_CTRL1] = buf; - - return status; -} - -#else -#define rs5c_rtc_ioctl NULL -#endif - static int rs5c_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { @@ -480,7 +429,6 @@ static int rs5c372_rtc_proc(struct device *dev, struct seq_file *seq) static const struct rtc_class_ops rs5c372_rtc_ops = { .proc = rs5c372_rtc_proc, - .ioctl = rs5c_rtc_ioctl, .read_time = rs5c372_rtc_read_time, .set_time = rs5c372_rtc_set_time, .read_alarm = rs5c_read_alarm, diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c index d1a2b0bc3b2..a9189337a2c 100644 --- a/drivers/rtc/rtc-sa1100.c +++ b/drivers/rtc/rtc-sa1100.c @@ -293,24 +293,6 @@ static void sa1100_rtc_release(struct device *dev) } -static int sa1100_rtc_ioctl(struct device *dev, unsigned int cmd, - unsigned long arg) -{ - switch (cmd) { - case RTC_UIE_OFF: - spin_lock_irq(&sa1100_rtc_lock); - RTSR &= ~RTSR_HZE; - spin_unlock_irq(&sa1100_rtc_lock); - return 0; - case RTC_UIE_ON: - spin_lock_irq(&sa1100_rtc_lock); - RTSR |= RTSR_HZE; - spin_unlock_irq(&sa1100_rtc_lock); - return 0; - } - return -ENOIOCTLCMD; -} - static int sa1100_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { spin_lock_irq(&sa1100_rtc_lock); @@ -386,7 +368,6 @@ static const struct rtc_class_ops sa1100_rtc_ops = { .open = sa1100_rtc_open, .read_callback = sa1100_rtc_read_callback, .release = sa1100_rtc_release, - .ioctl = sa1100_rtc_ioctl, .read_time = sa1100_rtc_read_time, .set_time = sa1100_rtc_set_time, .read_alarm = sa1100_rtc_read_alarm, diff --git a/drivers/rtc/rtc-sh.c b/drivers/rtc/rtc-sh.c index 148544979a5..e55dc1ac83a 100644 --- a/drivers/rtc/rtc-sh.c +++ b/drivers/rtc/rtc-sh.c @@ -344,27 +344,6 @@ static inline void sh_rtc_setcie(struct device *dev, unsigned int enable) spin_unlock_irq(&rtc->lock); } -static int sh_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long arg) -{ - struct sh_rtc *rtc = dev_get_drvdata(dev); - unsigned int ret = 0; - - switch (cmd) { - case RTC_UIE_OFF: - rtc->periodic_freq &= ~PF_OXS; - sh_rtc_setcie(dev, 0); - break; - case RTC_UIE_ON: - rtc->periodic_freq |= PF_OXS; - sh_rtc_setcie(dev, 1); - break; - default: - ret = -ENOIOCTLCMD; - } - - return ret; -} - static int sh_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled) { sh_rtc_setaie(dev, enabled); @@ -598,7 +577,6 @@ static int sh_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm) } static struct rtc_class_ops sh_rtc_ops = { - .ioctl = sh_rtc_ioctl, .read_time = sh_rtc_read_time, .set_time = sh_rtc_set_time, .read_alarm = sh_rtc_read_alarm, -- cgit v1.2.3-70-g09d2