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Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip

Browse source 
* 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip:
  iommu/core: Fix build with INTR_REMAP=y && CONFIG_DMAR=n
  iommu/amd: Don't use MSI address range for DMA addresses
  iommu/amd: Move missing parts to drivers/iommu
  iommu: Move iommu Kconfig entries to submenu
  x86/ia64: intel-iommu: move to drivers/iommu/
  x86: amd_iommu: move to drivers/iommu/
  msm: iommu: move to drivers/iommu/
  drivers: iommu: move to a dedicated folder
  x86/amd-iommu: Store device alias as dev_data pointer
  x86/amd-iommu: Search for existind dev_data before allocting a new one
  x86/amd-iommu: Allow dev_data->alias to be NULL
  x86/amd-iommu: Use only dev_data in low-level domain attach/detach functions
  x86/amd-iommu: Use only dev_data for dte and iotlb flushing routines
  x86/amd-iommu: Store ATS state in dev_data
  x86/amd-iommu: Store devid in dev_data
  x86/amd-iommu: Introduce global dev_data_list
  x86/amd-iommu: Remove redundant device_flush_dte() calls
  iommu-api: Add missing header file

Fix up trivial conflicts (independent additions close to each other) in
drivers/Makefile and include/linux/pci.h
This commit is contained in:
Linus Torvalds 2011-07-22 16:39:42 -07:00
commit 6d16d6d9bb
27 changed files with 332 additions and 267 deletions
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35
include/linux/amd-iommu.h Normal file
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@ -0,0 +1,35 @@
/*
* Copyright (C) 2007-2010 Advanced Micro Devices, Inc.
* Author: Joerg Roedel <joerg.roedel@amd.com>
* Leo Duran <leo.duran@amd.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _ASM_X86_AMD_IOMMU_H
#define _ASM_X86_AMD_IOMMU_H
#include <linux/irqreturn.h>
#ifdef CONFIG_AMD_IOMMU
extern int amd_iommu_detect(void);
#else
static inline int amd_iommu_detect(void) { return -ENODEV; }
#endif
#endif /* _ASM_X86_AMD_IOMMU_H */

2
include/linux/iommu.h
View file

@ -19,6 +19,8 @@
#ifndef __LINUX_IOMMU_H
#define __LINUX_IOMMU_H
#include <linux/errno.h>
#define IOMMU_READ (1)
#define IOMMU_WRITE (2)
#define IOMMU_CACHE (4) /* DMA cache coherency */

11
include/linux/pci.h
View file

@ -1617,5 +1617,16 @@ static inline void pci_set_bus_of_node(struct pci_bus *bus) { }
static inline void pci_release_bus_of_node(struct pci_bus *bus) { }
#endif /* CONFIG_OF */
/**
* pci_find_upstream_pcie_bridge - find upstream PCIe-to-PCI bridge of a device
* @pdev: the PCI device
*
* if the device is PCIE, return NULL
* if the device isn't connected to a PCIe bridge (that is its parent is a
* legacy PCI bridge and the bridge is directly connected to bus 0), return its
* parent
*/
struct pci_dev *pci_find_upstream_pcie_bridge(struct pci_dev *pdev);
#endif /* __KERNEL__ */
#endif /* LINUX_PCI_H */