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path: root/drivers/mmc/host/sdhci.c
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Diffstat (limited to 'drivers/mmc/host/sdhci.c')
-rw-r--r--drivers/mmc/host/sdhci.c19
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 2020e57ffa7e..2ededa7f43df 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -2899,6 +2899,14 @@ static irqreturn_t sdhci_thread_irq(int irq, void *dev_id)
\*****************************************************************************/
#ifdef CONFIG_PM
+
+static bool sdhci_cd_irq_can_wakeup(struct sdhci_host *host)
+{
+ return mmc_card_is_removable(host->mmc) &&
+ !(host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION) &&
+ !mmc_can_gpio_cd(host->mmc);
+}
+
/*
* To enable wakeup events, the corresponding events have to be enabled in
* the Interrupt Status Enable register too. See 'Table 1-6: Wakeup Signal
@@ -2915,13 +2923,18 @@ static bool sdhci_enable_irq_wakeups(struct sdhci_host *host)
u8 wake_val = 0;
u8 val;
- if (!(host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION)) {
+ if (sdhci_cd_irq_can_wakeup(host)) {
wake_val |= SDHCI_WAKE_ON_INSERT | SDHCI_WAKE_ON_REMOVE;
irq_val |= SDHCI_INT_CARD_INSERT | SDHCI_INT_CARD_REMOVE;
}
- wake_val |= SDHCI_WAKE_ON_INT;
- irq_val |= SDHCI_INT_CARD_INT;
+ if (mmc_card_wake_sdio_irq(host->mmc)) {
+ wake_val |= SDHCI_WAKE_ON_INT;
+ irq_val |= SDHCI_INT_CARD_INT;
+ }
+
+ if (!irq_val)
+ return false;
val = sdhci_readb(host, SDHCI_WAKE_UP_CONTROL);
val &= ~mask;