From d1f23f9304f303e15200c8b7940eeeeb1a1c8c6a Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Tue, 22 Sep 2015 09:20:08 +0800 Subject: 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: Shawn Lin Signed-off-by: Ulf Hansson --- drivers/mmc/core/debugfs.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'drivers/mmc') diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c index e9142108a6c6..9adba8d55980 100644 --- a/drivers/mmc/core/debugfs.c +++ b/drivers/mmc/core/debugfs.c @@ -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; } -- cgit v1.2.3