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| author | Daniel Drake <dsd@laptop.org> | 2010-11-04 22:20:39 +0000 |
|---|---|---|
| committer | Chris Ball <cjb@laptop.org> | 2010-11-07 16:45:11 -0500 |
| commit | 5f619704d18b93869d045abc49e09cdba109b04b (patch) | |
| tree | 50d523926d50bac76448fea6ab25c1e118537e06 /drivers/mmc/host/sdhci-pci.c | |
| parent | 14d4031d21d8a63ad84e5ab9198d0503efabc780 (diff) | |
| download | kernel_samsung_espresso10-5f619704d18b93869d045abc49e09cdba109b04b.zip kernel_samsung_espresso10-5f619704d18b93869d045abc49e09cdba109b04b.tar.gz kernel_samsung_espresso10-5f619704d18b93869d045abc49e09cdba109b04b.tar.bz2 | |
mmc: sdhci: Properly enable SDIO IRQ wakeups
A little more work was needed for SDIO IRQ wakeups to be functional.
Wake-on-WLAN on the SD WiFi adapter in the XO-1.5 laptop is now working.
Signed-off-by: Daniel Drake <dsd@laptop.org>
Signed-off-by: Chris Ball <cjb@laptop.org>
Diffstat (limited to 'drivers/mmc/host/sdhci-pci.c')
| -rw-r--r-- | drivers/mmc/host/sdhci-pci.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index 55746ba..d196e77 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -637,6 +637,7 @@ static int sdhci_pci_suspend (struct pci_dev *pdev, pm_message_t state) { struct sdhci_pci_chip *chip; struct sdhci_pci_slot *slot; + mmc_pm_flag_t slot_pm_flags; mmc_pm_flag_t pm_flags = 0; int i, ret; @@ -657,7 +658,11 @@ static int sdhci_pci_suspend (struct pci_dev *pdev, pm_message_t state) return ret; } - pm_flags |= slot->host->mmc->pm_flags; + slot_pm_flags = slot->host->mmc->pm_flags; + if (slot_pm_flags & MMC_PM_WAKE_SDIO_IRQ) + sdhci_enable_irq_wakeups(slot->host); + + pm_flags |= slot_pm_flags; } if (chip->fixes && chip->fixes->suspend) { @@ -671,8 +676,10 @@ static int sdhci_pci_suspend (struct pci_dev *pdev, pm_message_t state) pci_save_state(pdev); if (pm_flags & MMC_PM_KEEP_POWER) { - if (pm_flags & MMC_PM_WAKE_SDIO_IRQ) + if (pm_flags & MMC_PM_WAKE_SDIO_IRQ) { + pci_pme_active(pdev, true); pci_enable_wake(pdev, PCI_D3hot, 1); + } pci_set_power_state(pdev, PCI_D3hot); } else { pci_enable_wake(pdev, pci_choose_state(pdev, state), 0); |