Commit d1f23f93 authored by Shawn Lin's avatar Shawn Lin Committed by Ulf Hansson
Browse files

mmc: debugfs: implement ios show for driver type 



This patch add ios->drv_type for mmc_ios_show to show the
card's driver type.

Signed-off-by: default avatarShawn Lin <shawn.lin@rock-chips.com>
Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent b73f34c2

drivers/mmc/core/debugfs.c

+19 −0
Original line number Diff line number Diff line
@@ -166,6 +166,25 @@ static int mmc_ios_show(struct seq_file *s, void *data) 
	}

	seq_printf(s, "signal voltage:\t%u (%s)\n", ios->chip_select, str);



	switch (ios->drv_type) {

	case MMC_SET_DRIVER_TYPE_A:

		str = "driver type A";

		break;

	case MMC_SET_DRIVER_TYPE_B:

		str = "driver type B";

		break;

	case MMC_SET_DRIVER_TYPE_C:

		str = "driver type C";

		break;

	case MMC_SET_DRIVER_TYPE_D:

		str = "driver type D";

		break;

	default:

		str = "invalid";

		break;

	}

	seq_printf(s, "driver type:\t%u (%s)\n", ios->drv_type, str);



	return 0;

}