diff options
Diffstat (limited to 'drivers/mmc/host/sdhci.c')
| -rw-r--r-- | drivers/mmc/host/sdhci.c | 19 |
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; |