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authorPeter Chen <[email protected]>2020-09-28 07:20:03 +0000
committerPeter Chen <[email protected]>2020-12-10 00:45:26 +0000
commit7cea9657756b2c83069a775c0671ff169bce456a (patch)
tree8c0368030230a7b210f9dd8561824509c212b426 /drivers/usb/cdns3/core.c
parentusb: cdns3: host: disable BEI support (diff)
downloadkernel-7cea9657756b2c83069a775c0671ff169bce456a.tar.gz
kernel-7cea9657756b2c83069a775c0671ff169bce456a.zip
usb: cdns3: add quirk for enable runtime pm by default
Some vendors (eg: NXP) may want to enable runtime pm by default for power saving, add one quirk for it. Reviewed-by: Jun Li <[email protected]> Signed-off-by: Peter Chen <[email protected]>
Diffstat (limited to 'drivers/usb/cdns3/core.c')
-rw-r--r--drivers/usb/cdns3/core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/usb/cdns3/core.c b/drivers/usb/cdns3/core.c
index f2dedce3a40e..54d841aa626f 100644
--- a/drivers/usb/cdns3/core.c
+++ b/drivers/usb/cdns3/core.c
@@ -559,7 +559,8 @@ static int cdns3_probe(struct platform_device *pdev)
device_set_wakeup_capable(dev, true);
pm_runtime_set_active(dev);
pm_runtime_enable(dev);
- pm_runtime_forbid(dev);
+ if (!(cdns->pdata->quirks & CDNS3_DEFAULT_PM_RUNTIME_ALLOW))
+ pm_runtime_forbid(dev);
/*
* The controller needs less time between bus and controller suspend,