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| author | Adrian Hunter <adrian.hunter@intel.com> | 2018-04-27 17:17:15 +0530 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2018-05-03 09:36:19 +0200 |
| commit | a999fd9392310ff44b684f2011a60de7c7e73891 (patch) | |
| tree | 4c160b4f31c765d170a910481fa0af08e8c13cbc /drivers/mmc/host/sdhci.h | |
| parent | c16bc9a7678a27ece028dcbfea8df2049a65dbec (diff) | |
| download | linux-stable-a999fd9392310ff44b684f2011a60de7c7e73891.tar.gz linux-stable-a999fd9392310ff44b684f2011a60de7c7e73891.tar.bz2 linux-stable-a999fd9392310ff44b684f2011a60de7c7e73891.zip | |
mmc: sdhci: Add quirk to disable HW timeout
Add quirk to disable HW timeout if the requested timeout is more than the
maximum obtainable timeout.
Also, if the quirk is set and ->get_max_timeout_count() is not implemented,
max_busy_timeout is set to zero.
Based-on-patch-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host/sdhci.h')
| -rw-r--r-- | drivers/mmc/host/sdhci.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index c95b0a4a7594..f6555c0f4ad3 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -437,6 +437,11 @@ struct sdhci_host { #define SDHCI_QUIRK2_CLOCK_DIV_ZERO_BROKEN (1<<15) /* Controller has CRC in 136 bit Command Response */ #define SDHCI_QUIRK2_RSP_136_HAS_CRC (1<<16) +/* + * Disable HW timeout if the requested timeout is more than the maximum + * obtainable timeout. + */ +#define SDHCI_QUIRK2_DISABLE_HW_TIMEOUT (1<<17) int irq; /* Device IRQ */ void __iomem *ioaddr; /* Mapped address */ |