ACPICA: minimal patch to integrate new tables into Linux

Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 19 insertions, 17 deletions

diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c
index 34962578039d..ccc11b33d89c 100644
--- a/drivers/acpi/sleep/proc.c
+++ b/drivers/acpi/sleep/proc.c
@@ -73,7 +73,7 @@ acpi_system_write_sleep(struct file *file,
 static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
 {
         u32 sec, min, hr;
-        u32 day, mo, yr;
+        u32 day, mo, yr, cent = 0;
         unsigned char rtc_control = 0;
         unsigned long flags;
 
@@ -87,20 +87,19 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
         rtc_control = CMOS_READ(RTC_CONTROL);
 
         /* If we ever get an FACP with proper values... */
-        if (acpi_gbl_FADT->day_alrm)
+        if (acpi_gbl_FADT.day_alarm)
                 /* ACPI spec: only low 6 its should be cared */
-                day = CMOS_READ(acpi_gbl_FADT->day_alrm) & 0x3F;
+                day = CMOS_READ(acpi_gbl_FADT.day_alarm) & 0x3F;
         else
                 day = CMOS_READ(RTC_DAY_OF_MONTH);
-        if (acpi_gbl_FADT->mon_alrm)
-                mo = CMOS_READ(acpi_gbl_FADT->mon_alrm);
+        if (acpi_gbl_FADT.month_alarm)
+                mo = CMOS_READ(acpi_gbl_FADT.month_alarm);
         else
                 mo = CMOS_READ(RTC_MONTH);
-        if (acpi_gbl_FADT->century)
-                yr = CMOS_READ(acpi_gbl_FADT->century) * 100 +
-                    CMOS_READ(RTC_YEAR);
-        else
-                yr = CMOS_READ(RTC_YEAR);
+        if (acpi_gbl_FADT.century)
+                cent = CMOS_READ(acpi_gbl_FADT.century);
+
+        yr = CMOS_READ(RTC_YEAR);
 
         spin_unlock_irqrestore(&rtc_lock, flags);
 
@@ -111,10 +110,11 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
                 BCD_TO_BIN(day);
                 BCD_TO_BIN(mo);
                 BCD_TO_BIN(yr);
+                BCD_TO_BIN(cent);
         }
 
         /* we're trusting the FADT (see above) */
-        if (!acpi_gbl_FADT->century)
+        if (!acpi_gbl_FADT.century)
                 /* If we're not trusting the FADT, we should at least make it
                  * right for _this_ century... ehm, what is _this_ century?
                  *
@@ -134,6 +134,8 @@ static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
                  *
                  */
                 yr += 2000;
+        else
+                yr += cent * 100;
 
         seq_printf(seq, "%4.4u-", yr);
         (mo > 12) ? seq_puts(seq, "**-") : seq_printf(seq, "%2.2u-", mo);
@@ -317,12 +319,12 @@ acpi_system_write_alarm(struct file *file,
          * offsets into the CMOS RAM here -- which for some reason are pointing
          * to the RTC area of memory.
          */
-        if (acpi_gbl_FADT->day_alrm)
-                CMOS_WRITE(day, acpi_gbl_FADT->day_alrm);
-        if (acpi_gbl_FADT->mon_alrm)
-                CMOS_WRITE(mo, acpi_gbl_FADT->mon_alrm);
-        if (acpi_gbl_FADT->century)
-                CMOS_WRITE(yr / 100, acpi_gbl_FADT->century);
+        if (acpi_gbl_FADT.day_alarm)
+                CMOS_WRITE(day, acpi_gbl_FADT.day_alarm);
+        if (acpi_gbl_FADT.month_alarm)
+                CMOS_WRITE(mo, acpi_gbl_FADT.month_alarm);
+        if (acpi_gbl_FADT.century)
+                CMOS_WRITE(yr / 100, acpi_gbl_FADT.century);
         /* enable the rtc alarm interrupt */
         rtc_control |= RTC_AIE;
         CMOS_WRITE(rtc_control, RTC_CONTROL);