Commit 2ef16e4e authored by Biju Das's avatar Biju Das Committed by Greg Kroah-Hartman
Browse files

usb: host: xhci-plat: Add .post_resume_quirk for struct xhci_plat_priv 



Some SoCs (eg Renesas RZ/G3E SoC) have special sequence after
xhci_resume, add .post_resume_quick for it.

Signed-off-by: default avatarBiju Das <biju.das.jz@bp.renesas.com>
Link: https://lore.kernel.org/r/20250916150255.4231-6-biju.das.jz@bp.renesas.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f7acd12e

drivers/usb/host/xhci-plat.c

+14 −0
Original line number Diff line number Diff line
@@ -75,6 +75,16 @@ static int xhci_priv_resume_quirk(struct usb_hcd *hcd) 
	return priv->resume_quirk(hcd);

}



static int xhci_priv_post_resume_quirk(struct usb_hcd *hcd)

{

	struct xhci_plat_priv *priv = hcd_to_xhci_priv(hcd);



	if (!priv->post_resume_quirk)

		return 0;



	return priv->post_resume_quirk(hcd);

}



static void xhci_plat_quirks(struct device *dev, struct xhci_hcd *xhci)

{

	struct xhci_plat_priv *priv = xhci_to_priv(xhci);
@@ -530,6 +540,10 @@ static int xhci_plat_resume_common(struct device *dev, bool power_lost) 
	if (ret)

		goto disable_clks;



	ret = xhci_priv_post_resume_quirk(hcd);

	if (ret)

		goto disable_clks;



	pm_runtime_disable(dev);

	pm_runtime_set_active(dev);

	pm_runtime_enable(dev);

drivers/usb/host/xhci-plat.h

+1 −0
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ struct xhci_plat_priv { 
	int (*init_quirk)(struct usb_hcd *);

	int (*suspend_quirk)(struct usb_hcd *);

	int (*resume_quirk)(struct usb_hcd *);

	int (*post_resume_quirk)(struct usb_hcd *);

};



#define hcd_to_xhci_priv(h) ((struct xhci_plat_priv *)hcd_to_xhci(h)->priv)