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Subject[PATCH V2 2/4] mmc: sdhci: prevent card detection activity for non-removable cards
Date
Do not enable card detection interrupts for non-removable cards.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
---
drivers/mmc/host/sdhci.c | 7 +++----
1 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index 5b01eff..2213366 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -146,10 +146,9 @@ static void sdhci_set_card_detection(struct sdhci_host *host, bool enable)
{
u32 present, irqs;

- if (host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION)
- return;
-
- if (host->quirks2 & SDHCI_QUIRK2_OWN_CARD_DETECTION)
+ if ((host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION) ||
+ (host->quirks2 & SDHCI_QUIRK2_OWN_CARD_DETECTION) ||
+ !mmc_card_is_removable(host->mmc))
return;

present = sdhci_readl(host, SDHCI_PRESENT_STATE) &
--
1.7.6.4


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