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: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index c21516a..852bde5 100644 (file)
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -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);