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path: root/drivers/mmc/core/debugfs.c
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Diffstat (limited to 'drivers/mmc/core/debugfs.c')
-rw-r--r--drivers/mmc/core/debugfs.c19
1 files changed, 19 insertions, 0 deletions
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;
}