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Subject[PATCH 3/3] mmc: debugfs: implement ios show for driver type
Date
This patch add ios->drv_type for mmc_ios_show to show the
card's driver type.

Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
---

drivers/mmc/core/debugfs.c | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index 31155e8..5243e5f 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -172,6 +172,25 @@ 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;
}

--
2.3.7



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