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path: root/drivers/rtc/rtc-cmos.c
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Diffstat (limited to 'drivers/rtc/rtc-cmos.c')
-rw-r--r--drivers/rtc/rtc-cmos.c42
1 files changed, 23 insertions, 19 deletions
diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
index 5b2e76159b41..a82556a0757a 100644
--- a/drivers/rtc/rtc-cmos.c
+++ b/drivers/rtc/rtc-cmos.c
@@ -28,6 +28,9 @@
28 * interrupts disabled, holding the global rtc_lock, to exclude those 28 * interrupts disabled, holding the global rtc_lock, to exclude those
29 * other drivers and utilities on correctly configured systems. 29 * other drivers and utilities on correctly configured systems.
30 */ 30 */
31
32#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
33
31#include <linux/kernel.h> 34#include <linux/kernel.h>
32#include <linux/module.h> 35#include <linux/module.h>
33#include <linux/init.h> 36#include <linux/init.h>
@@ -385,8 +388,7 @@ static bool alarm_disable_quirk;
385static int __init set_alarm_disable_quirk(const struct dmi_system_id *id) 388static int __init set_alarm_disable_quirk(const struct dmi_system_id *id)
386{ 389{
387 alarm_disable_quirk = true; 390 alarm_disable_quirk = true;
388 pr_info("rtc-cmos: BIOS has alarm-disable quirk. "); 391 pr_info("BIOS has alarm-disable quirk - RTC alarms disabled\n");
389 pr_info("RTC alarms disabled\n");
390 return 0; 392 return 0;
391} 393}
392 394
@@ -459,23 +461,25 @@ static int cmos_procfs(struct device *dev, struct seq_file *seq)
459 /* NOTE: at least ICH6 reports battery status using a different 461 /* NOTE: at least ICH6 reports battery status using a different
460 * (non-RTC) bit; and SQWE is ignored on many current systems. 462 * (non-RTC) bit; and SQWE is ignored on many current systems.
461 */ 463 */
462 return seq_printf(seq, 464 seq_printf(seq,
463 "periodic_IRQ\t: %s\n" 465 "periodic_IRQ\t: %s\n"
464 "update_IRQ\t: %s\n" 466 "update_IRQ\t: %s\n"
465 "HPET_emulated\t: %s\n" 467 "HPET_emulated\t: %s\n"
466 // "square_wave\t: %s\n" 468 // "square_wave\t: %s\n"
467 "BCD\t\t: %s\n" 469 "BCD\t\t: %s\n"
468 "DST_enable\t: %s\n" 470 "DST_enable\t: %s\n"
469 "periodic_freq\t: %d\n" 471 "periodic_freq\t: %d\n"
470 "batt_status\t: %s\n", 472 "batt_status\t: %s\n",
471 (rtc_control & RTC_PIE) ? "yes" : "no", 473 (rtc_control & RTC_PIE) ? "yes" : "no",
472 (rtc_control & RTC_UIE) ? "yes" : "no", 474 (rtc_control & RTC_UIE) ? "yes" : "no",
473 is_hpet_enabled() ? "yes" : "no", 475 is_hpet_enabled() ? "yes" : "no",
474 // (rtc_control & RTC_SQWE) ? "yes" : "no", 476 // (rtc_control & RTC_SQWE) ? "yes" : "no",
475 (rtc_control & RTC_DM_BINARY) ? "no" : "yes", 477 (rtc_control & RTC_DM_BINARY) ? "no" : "yes",
476 (rtc_control & RTC_DST_EN) ? "yes" : "no", 478 (rtc_control & RTC_DST_EN) ? "yes" : "no",
477 cmos->rtc->irq_freq, 479 cmos->rtc->irq_freq,
478 (valid & RTC_VRT) ? "okay" : "dead"); 480 (valid & RTC_VRT) ? "okay" : "dead");
481
482 return 0;
479} 483}
480 484
481#else 485#else