[PATCH RESEND 1/1]usb: host: xhci-plat: forbid runtime pm conditionally
From: Peter Chen <hidden>
Date: 2021-01-08 09:46:49
Subsystem:
the rest, usb subsystem, usb xhci driver · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Mathias Nyman
Some users may want to enable runtime pm by default, using the quirk to judge it. Reviewed-by: Jun Li <redacted> Reviewed-by: Ran Wang <redacted> Signed-off-by: Peter Chen <redacted> --- drivers/usb/host/xhci-plat.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/xhci-plat.c b/drivers/usb/host/xhci-plat.c
index 3ff84a489ce5..00f98243f6cf 100644
--- a/drivers/usb/host/xhci-plat.c
+++ b/drivers/usb/host/xhci-plat.c@@ -355,7 +355,8 @@ static int xhci_plat_probe(struct platform_device *pdev) * Prevent runtime pm from being on as default, users should enable * runtime pm using power/control in sysfs. */ - pm_runtime_forbid(&pdev->dev); + if (!(xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)) + pm_runtime_forbid(&pdev->dev); return 0;
--
2.17.1