Commit d7a46a8d authored by Paul Zimmerman's avatar Paul Zimmerman Committed by Felipe Balbi
Browse files

usb: dwc3: gadget: rename phy_power() to phy_suspend() 



those two functions don't power PHYs, they simply
put them in suspend state. Rename to reflect better
what functions actually do.

Signed-off-by: default avatarPaul Zimmerman <paulz@synopsys.com>
Signed-off-by: default avatarFelipe Balbi <balbi@ti.com>
parent aed430e5

drivers/usb/dwc3/gadget.c

+16 −16
Original line number Diff line number Diff line
@@ -1894,30 +1894,30 @@ static void dwc3_gadget_disconnect_interrupt(struct dwc3 *dwc) 
	dwc->setup_packet_pending = false;

}



static void dwc3_gadget_usb3_phy_power(struct dwc3 *dwc, int on)

static void dwc3_gadget_usb3_phy_suspend(struct dwc3 *dwc, int suspend)

{

	u32			reg;



	reg = dwc3_readl(dwc->regs, DWC3_GUSB3PIPECTL(0));



	if (on)

		reg &= ~DWC3_GUSB3PIPECTL_SUSPHY;

	else

	if (suspend)

		reg |= DWC3_GUSB3PIPECTL_SUSPHY;

	else

		reg &= ~DWC3_GUSB3PIPECTL_SUSPHY;



	dwc3_writel(dwc->regs, DWC3_GUSB3PIPECTL(0), reg);

}



static void dwc3_gadget_usb2_phy_power(struct dwc3 *dwc, int on)

static void dwc3_gadget_usb2_phy_suspend(struct dwc3 *dwc, int suspend)

{

	u32			reg;



	reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));



	if (on)

		reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;

	else

	if (suspend)

		reg |= DWC3_GUSB2PHYCFG_SUSPHY;

	else

		reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;



	dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);

}
@@ -1962,9 +1962,9 @@ static void dwc3_gadget_reset_interrupt(struct dwc3 *dwc) 
	/* after reset -> Default State */

	dwc->dev_state = DWC3_DEFAULT_STATE;



	/* Enable PHYs */

	dwc3_gadget_usb2_phy_power(dwc, true);

	dwc3_gadget_usb3_phy_power(dwc, true);

	/* Resume PHYs */

	dwc3_gadget_usb2_phy_suspend(dwc, false);

	dwc3_gadget_usb3_phy_suspend(dwc, false);



	if (dwc->gadget.speed != USB_SPEED_UNKNOWN)

		dwc3_disconnect_gadget(dwc);
@@ -2010,16 +2010,16 @@ static void dwc3_update_ram_clk_sel(struct dwc3 *dwc, u32 speed) 
	dwc3_writel(dwc->regs, DWC3_GCTL, reg);

}



static void dwc3_gadget_disable_phy(struct dwc3 *dwc, u8 speed)

static void dwc3_gadget_phy_suspend(struct dwc3 *dwc, u8 speed)

{

	switch (speed) {

	case USB_SPEED_SUPER:

		dwc3_gadget_usb2_phy_power(dwc, false);

		dwc3_gadget_usb2_phy_suspend(dwc, true);

		break;

	case USB_SPEED_HIGH:

	case USB_SPEED_FULL:

	case USB_SPEED_LOW:

		dwc3_gadget_usb3_phy_power(dwc, false);

		dwc3_gadget_usb3_phy_suspend(dwc, true);

		break;

	}

}
@@ -2082,8 +2082,8 @@ static void dwc3_gadget_conndone_interrupt(struct dwc3 *dwc) 
		break;

	}



	/* Disable unneded PHY */

	dwc3_gadget_disable_phy(dwc, dwc->gadget.speed);

	/* Suspend unneded PHY */

	dwc3_gadget_phy_suspend(dwc, dwc->gadget.speed);



	dep = dwc->eps[0];

	ret = __dwc3_gadget_ep_enable(dep, &dwc3_gadget_ep0_desc, NULL);