[PATCH v1 0/1] [SRU][J:linux-bluefield][PATCH v1 1/1] UBUNTU: SAUCE: mmc: sdhci-of-dwcmshc: Add runtime PM operations for BlueField-3

Liming Sun limings at nvidia.com
Tue Apr 4 23:29:59 UTC 2023


BugLink: https://bugs.launchpad.net/ubuntu/+source/linux-bluefield/+bug/2015307

SRU Justification:

[Impact]
This change is needed to avoid unnecessary eMMC GPIO toggling when eMMC is idle

[Fix]
The fix implements the runtime PM operations for BlueField-3 SoC to disable the card clock when idle.

[Test Case]
Same functionality and testing as on BlueField-1/2.

[Regression Potential]
Same behavior from user perspective.

Liming Sun (1):
  UBUNTU: SAUCE: mmc: sdhci-of-dwcmshc: Add runtime PM operations for
    BlueField-3

 drivers/mmc/host/sdhci-of-dwcmshc.c | 103 +++++++++++++++++++++++++++-
 1 file changed, 102 insertions(+), 1 deletion(-)

-- 
2.30.1




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