Hi > Declare ERASE capability so we can use filesystems with the discard > option and the fstrim tool. I totally agree with you that information about such capabilities should be exposed but maybe it would be wiser to use DT instead of hardcoding it? I mean a WiFi device won't support erase functionality... http://lists.infradead.org/pipermail/linux-arm-kernel/2011-October/068210.html > Signed-off-by: Chen-Yu Tsai <wens@xxxxxxxx> > --- > drivers/mmc/host/sunxi-mmc.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/mmc/host/sunxi-mmc.c b/drivers/mmc/host/sunxi-mmc.c > index 024f67c..7bf5c1c 100644 > --- a/drivers/mmc/host/sunxi-mmc.c > +++ b/drivers/mmc/host/sunxi-mmc.c > @@ -990,7 +990,8 @@ static int sunxi_mmc_probe(struct platform_device *pdev) > /* 400kHz ~ 50MHz */ > mmc->f_min = 400000; > mmc->f_max = 50000000; > - mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED; > + mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED | > + MMC_CAP_ERASE; > > ret = mmc_of_parse(mmc); > if (ret) -- David Lanzendörfer OpenSourceSupport GmbH System engineer and supporter http://www.o2s.ch/
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