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This is the 2nd MFD pull request for 3.13

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It only contains one fix for the rtsx_pcr driver. Without it we see a
 kernel panic on some machines, when resuming from suspend to RAM.
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Merge tag 'mfd-fixes-3.13-2' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-fixes

Pull MFD fix from Samuel Ortiz:
 "This is the 2nd MFD pull request for 3.13

  It only contains one fix for the rtsx_pcr driver.  Without it we see a
  kernel panic on some machines, when resuming from suspend to RAM"

* tag 'mfd-fixes-3.13-2' of git://git.kernel.org/pub/scm/linux/kernel/git/sameo/mfd-fixes:
  mfd: rtsx_pcr: Disable interrupts before cancelling delayed works
This commit is contained in:
Linus Torvalds 2014-01-11 06:23:57 +07:00
commit c43a5eb269
1 changed files with 8 additions and 2 deletions
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10
drivers/mfd/rtsx_pcr.c
View File

@ -1228,8 +1228,14 @@ static void rtsx_pci_remove(struct pci_dev *pcidev)
pcr->remove_pci = true;
cancel_delayed_work(&pcr->carddet_work);
cancel_delayed_work(&pcr->idle_work);
/* Disable interrupts at the pcr level */
spin_lock_irq(&pcr->lock);
rtsx_pci_writel(pcr, RTSX_BIER, 0);
pcr->bier = 0;
spin_unlock_irq(&pcr->lock);
cancel_delayed_work_sync(&pcr->carddet_work);
cancel_delayed_work_sync(&pcr->idle_work);
mfd_remove_devices(&pcidev->dev);