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authorRoger Tseng <rogerable@realtek.com>2014-09-24 09:07:13 (GMT)
committerUlf Hansson <ulf.hansson@linaro.org>2014-09-24 09:20:04 (GMT)
commit8af465db967bf25a4617416c0cbaaaa506d444f5 (patch)
treed596b7ab1c6007cec7a6f0a4ec5907f1cc15465a /drivers/mmc/host
parent7756a96d1617753d8387e59e0ba410e0dd512be4 (diff)
downloadlinux-8af465db967bf25a4617416c0cbaaaa506d444f5.tar.xz
mmc: core: Add new power_mode MMC_POWER_UNDEFINED
Add MMC_POWER_UNDEFINED for power_mode in struct mmc_ios and use it as the initial value of host->ios.power_mode. For hosts with MMC_CAP2_NO_PRESCAN_POWERUP, this makes the later mmc_power_off() do real power-off things instead of NOP, and further prevents state messed up in cards that was already initialized (eg. by BIOS of UEFI driver). Signed-off-by: Roger Tseng <rogerable@realtek.com> Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc/host')
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