Revision 6e3d1bbbba55265d327e44a2d14de70462232853 authored by Haishuang Yan on 14 July 2019, 13:31:22 UTC, committed by David S. Miller on 14 July 2019, 19:15:28 UTC
Same as other ip tunnel, use dst_cache in xmit action to avoid unnecessary fib lookups. Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com> Signed-off-by: David S. Miller <davem@davemloft.net>
1 parent 14b4c48
pci-mid.c
// SPDX-License-Identifier: GPL-2.0
/*
* Intel MID platform PM support
*
* Copyright (C) 2016, Intel Corporation
*
* Author: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
*/
#include <linux/init.h>
#include <linux/pci.h>
#include <asm/cpu_device_id.h>
#include <asm/intel-family.h>
#include <asm/intel-mid.h>
#include "pci.h"
static bool mid_pci_power_manageable(struct pci_dev *dev)
{
return true;
}
static int mid_pci_set_power_state(struct pci_dev *pdev, pci_power_t state)
{
return intel_mid_pci_set_power_state(pdev, state);
}
static pci_power_t mid_pci_get_power_state(struct pci_dev *pdev)
{
return intel_mid_pci_get_power_state(pdev);
}
static pci_power_t mid_pci_choose_state(struct pci_dev *pdev)
{
return PCI_D3hot;
}
static int mid_pci_wakeup(struct pci_dev *dev, bool enable)
{
return 0;
}
static bool mid_pci_need_resume(struct pci_dev *dev)
{
return false;
}
static const struct pci_platform_pm_ops mid_pci_platform_pm = {
.is_manageable = mid_pci_power_manageable,
.set_state = mid_pci_set_power_state,
.get_state = mid_pci_get_power_state,
.choose_state = mid_pci_choose_state,
.set_wakeup = mid_pci_wakeup,
.need_resume = mid_pci_need_resume,
};
#define ICPU(model) { X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY, }
/*
* This table should be in sync with the one in
* arch/x86/platform/intel-mid/pwr.c.
*/
static const struct x86_cpu_id lpss_cpu_ids[] = {
ICPU(INTEL_FAM6_ATOM_SALTWELL_MID),
ICPU(INTEL_FAM6_ATOM_SILVERMONT_MID),
{}
};
static int __init mid_pci_init(void)
{
const struct x86_cpu_id *id;
id = x86_match_cpu(lpss_cpu_ids);
if (id)
pci_set_platform_pm(&mid_pci_platform_pm);
return 0;
}
arch_initcall(mid_pci_init);
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