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m68k fixes for 4.19 

- Fix wrong date and time on PMU-based Macs.
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Merge tag 'm68k-for-v4.19-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k

Pull m68k fix from Geert Uytterhoeven:
 "Just a single fix for a bug introduced during the merge window: fix
  wrong date and time on PMU-based Macs"

* tag 'm68k-for-v4.19-tag2' of git://git.kernel.org/pub/scm/linux/kernel/git/geert/linux-m68k:
  m68k/mac: Use correct PMU response format
This commit is contained in:
Linus Torvalds 2018-08-31 08:42:46 -07:00
parent 754cf4b243 0986b16ab4
commit 01f6543a0d
1 changed files with 4 additions and 6 deletions
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10
arch/m68k/mac/misc.c
View File

@ -98,11 +98,10 @@ static time64_t pmu_read_time(void)
if (pmu_request(&req, NULL, 1, PMU_READ_RTC) < 0)
return 0;
while (!req.complete)
pmu_poll();
pmu_wait_complete(&req);
time = (u32)((req.reply[1] << 24) | (req.reply[2] << 16) |
(req.reply[3] << 8) | req.reply[4]);
time = (u32)((req.reply[0] << 24) | (req.reply[1] << 16) |
(req.reply[2] << 8) | req.reply[3]);
return time - RTC_OFFSET;
}
@ -116,8 +115,7 @@ static void pmu_write_time(time64_t time)
(data >> 24) & 0xFF, (data >> 16) & 0xFF,
(data >> 8) & 0xFF, data & 0xFF) < 0)
return;
while (!req.complete)
pmu_poll();
pmu_wait_complete(&req);
}
static __u8 pmu_read_pram(int offset)