mmc: sdhci-pci: enable runtime PM for Medfield SDIO

Runtime PM for SDIO is no longer enabled by default (see
5c7f0e083d2d98ba14ddd10e88f001a0ead4cae4) so it must now
be enabled per platform, in this case Medfield uses it.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Chris Ball <cjb@laptop.org>

diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 83a152e9b9763058246b06e5dca3a5defe550ff5..7165e6a092742e82f9b7cf108ad9f034a1173304 100644 (file)
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -248,6 +248,12 @@ static int mfd_emmc_probe_slot(struct sdhci_pci_slot *slot)
        return 0;
 }
 
+static int mfd_sdio_probe_slot(struct sdhci_pci_slot *slot)
+{
+       slot->host->mmc->caps |= MMC_CAP_POWER_OFF_CARD;
+       return 0;
+}
+
 static const struct sdhci_pci_fixes sdhci_intel_mrst_hc0 = {
        .quirks         = SDHCI_QUIRK_BROKEN_ADMA | SDHCI_QUIRK_NO_HISPD_BIT,
        .probe_slot     = mrst_hc_probe_slot,
@@ -266,6 +272,7 @@ static const struct sdhci_pci_fixes sdhci_intel_mfd_sd = {
 static const struct sdhci_pci_fixes sdhci_intel_mfd_sdio = {
        .quirks         = SDHCI_QUIRK_NO_ENDATTR_IN_NOPDESC,
        .allow_runtime_pm = true,
+       .probe_slot     = mfd_sdio_probe_slot,
 };
 
 static const struct sdhci_pci_fixes sdhci_intel_mfd_emmc = {