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| author | Wenchao Chen <wenchao.chen@unisoc.com> | 2023-11-15 16:34:06 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-12-13 18:18:15 +0100 |
| commit | 1796ae6a7a8c51b2c0017898ea3ccacfc613504e (patch) | |
| tree | 75ce93f260cbbdcc75e5061efd75e96efd5f440d /drivers/usb/gadget/function/f_hid.c | |
| parent | a1f29e995fd7957c6fc1c898a6f22c24bf3524c8 (diff) | |
mmc: sdhci-sprd: Fix vqmmc not shutting down after the card was pulled
[ Upstream commit 477865af60b2117ceaa1d558e03559108c15c78c ]
With cat regulator_summary, we found that vqmmc was not shutting
down after the card was pulled.
cat /sys/kernel/debug/regulator/regulator_summary
1.before fix
1)Insert SD card
vddsdio 1 1 0 unknown 3500mV 0mA 1200mV 3750mV
71100000.mmc-vqmmc 1 0mA 3500mV 3600mV
2)Pull out the SD card
vddsdio 1 1 0 unknown 3500mV 0mA 1200mV 3750mV
71100000.mmc-vqmmc 1 0mA 3500mV 3600mV
2.after fix
1)Insert SD cardt
vddsdio 1 1 0 unknown 3500mV 0mA 1200mV 3750mV
71100000.mmc-vqmmc 1 0mA 3500mV 3600mV
2)Pull out the SD card
vddsdio 0 1 0 unknown 3500mV 0mA 1200mV 3750mV
71100000.mmc-vqmmc 0 0mA 3500mV 3600mV
Fixes: fb8bd90f83c4 ("mmc: sdhci-sprd: Add Spreadtrum's initial host controller")
Signed-off-by: Wenchao Chen <wenchao.chen@unisoc.com>
Cc: stable@vger.kernel.org
Link: https://lore.kernel.org/r/20231115083406.7368-1-wenchao.chen@unisoc.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/usb/gadget/function/f_hid.c')
0 files changed, 0 insertions, 0 deletions