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FROMLIST: usb: xhci: export few functions

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Export the xhci_pci_setup(), xhci_pci_probe() xhci_pci_remove(),
xhci_pci_suspend() and xhci_pci_resume() functions as they would be used
by renesas-xhci driver.

Signed-off-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Change-Id: I4fb2088f95925c2e09a4e308618bd46156642df6
Bug: 146449535
Link: https://lore.kernel.org/linux-arm-msm/20200113084005.849071-2-vkoul@kernel.org/
This commit is contained in:
Vinod Koul
2020-01-13 14:10:01 +05:30
committed by John Stultz
parent e337f702ab
commit 30c75ff3a2
2 changed files with 29 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/usb/host/xhci-pci.c
View File

@@ -15,6 +15,7 @@
#include "xhci.h"
#include "xhci-trace.h"
#include "xhci-pci.h"
#define SSIC_PORT_NUM 2
#define SSIC_PORT_CFG2 0x880c
@@ -60,8 +61,6 @@ static const char hcd_name[] = "xhci_hcd";
static struct hc_driver __read_mostly xhci_pci_hc_driver;
static int xhci_pci_setup(struct usb_hcd *hcd);
static const struct xhci_driver_overrides xhci_pci_overrides __initconst = {
.reset = xhci_pci_setup,
};
@@ -282,7 +281,7 @@ static void xhci_pme_acpi_rtd3_enable(struct pci_dev *dev) { }
#endif /* CONFIG_ACPI */
/* called during probe() after chip reset completes */
static int xhci_pci_setup(struct usb_hcd *hcd)
int xhci_pci_setup(struct usb_hcd *hcd)
{
struct xhci_hcd *xhci;
struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
@@ -307,12 +306,13 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
/* Find any debug ports */
return xhci_pci_reinit(xhci, pdev);
}
EXPORT_SYMBOL_GPL(xhci_pci_setup);
/*
* We need to register our own PCI probe function (instead of the USB core's
* function) in order to create a second roothub under xHCI.
*/
static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
{
int retval;
struct xhci_hcd *xhci;
@@ -378,8 +378,9 @@ put_runtime_pm:
pm_runtime_put_noidle(&dev->dev);
return retval;
}
EXPORT_SYMBOL_GPL(xhci_pci_probe);
static void xhci_pci_remove(struct pci_dev *dev)
void xhci_pci_remove(struct pci_dev *dev)
{
struct xhci_hcd *xhci;
@@ -401,6 +402,7 @@ static void xhci_pci_remove(struct pci_dev *dev)
usb_hcd_pci_remove(dev);
}
EXPORT_SYMBOL_GPL(xhci_pci_remove);
#ifdef CONFIG_PM
/*
@@ -457,7 +459,7 @@ static void xhci_pme_quirk(struct usb_hcd *hcd)
readl(reg);
}
static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup)
int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup)
{
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
@@ -482,8 +484,9 @@ static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup)
return ret;
}
EXPORT_SYMBOL_GPL(xhci_pci_suspend);
static int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated)
int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated)
{
struct xhci_hcd *xhci = hcd_to_xhci(hcd);
struct pci_dev *pdev = to_pci_dev(hcd->self.controller);
@@ -531,6 +534,7 @@ static void xhci_pci_shutdown(struct usb_hcd *hcd)
if (xhci->quirks & XHCI_SPURIOUS_WAKEUP)
pci_set_power_state(pdev, PCI_D3hot);
}
EXPORT_SYMBOL_GPL(xhci_pci_resume);
#endif /* CONFIG_PM */
/*-------------------------------------------------------------------------*/

18
drivers/usb/host/xhci-pci.h Normal file
View File

@@ -0,0 +1,18 @@
/* SPDX-License-Identifier: GPL-2.0 */
/* Copyright (C) 2008 Intel Corp. */
#ifndef XHCI_PCI_H
#define XHCI_PCI_H
int xhci_pci_setup(struct usb_hcd *hcd);
int xhci_pci_probe(struct pci_dev *pdev,
const struct pci_device_id *id);
void xhci_pci_remove(struct pci_dev *dev);
int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup);
int xhci_pci_resume(struct usb_hcd *hcd, bool hibernated);
#endif