evie/android_kernel_oneplus_msm8998
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mmc: sdhci: Fix issue with host op card_event()

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For controllers that doesn't support card insertion/removal i.e.,
when the quirk SDHCI_QUIRK_BROKEN_CARD_DETECTION is defined,
card_event() host op must not rely on present state register
to check the card's status.

CRs-fixed: 644221
Change-Id: Icff6db0d8fe17f01cf751896ae09aee215edc548
Signed-off-by: Sahitya Tummala <stummala@codeaurora.org>
This commit is contained in:
Sahitya Tummala 2014-04-07 10:33:11 +05:30 • committed by Subhash Jadavani
parent 80a4d5b5a5
commit 93a9fa1e47
1 changed files with 3 additions and 0 deletions
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3
drivers/mmc/host/sdhci.c
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@ -344,6 +344,9 @@ static void sdhci_led_control(struct led_classdev *led,
struct sdhci_host *host = container_of(led, struct sdhci_host, led);
unsigned long flags;
if (host->quirks & SDHCI_QUIRK_BROKEN_CARD_DETECTION)
return;
spin_lock_irqsave(&host->lock, flags);
if (host->runtime_suspended || sdhci_check_state(host))