summaryrefslogtreecommitdiffstats
path: root/drivers/base
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2011-07-22 16:39:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-22 16:39:42 -0700
commit6d16d6d9bb6f93e6f8506cfb3e91795d6443d54f (patch)
tree92a1c9e4b645fa6d1fffedaeb56141b66f847320 /drivers/base
parent431bf99d26157d56689e5de65bd27ce9f077fc3f (diff)
parentb395fb36d59e17b9335805c10fa30fc51c8a94c6 (diff)
downloadop-kernel-dev-6d16d6d9bb6f93e6f8506cfb3e91795d6443d54f.zip
op-kernel-dev-6d16d6d9bb6f93e6f8506cfb3e91795d6443d54f.tar.gz
Merge branch 'core-iommu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* '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
Diffstat (limited to 'drivers/base')
-rw-r--r--drivers/base/Makefile1
-rw-r--r--drivers/base/iommu.c124
2 files changed, 0 insertions, 125 deletions
diff --git a/drivers/base/Makefile b/drivers/base/Makefile
index 4c5701c..5ab0d07 100644
--- a/drivers/base/Makefile
+++ b/drivers/base/Makefile
@@ -13,7 +13,6 @@ obj-$(CONFIG_FW_LOADER) += firmware_class.o
obj-$(CONFIG_NUMA) += node.o
obj-$(CONFIG_MEMORY_HOTPLUG_SPARSE) += memory.o
obj-$(CONFIG_SMP) += topology.o
-obj-$(CONFIG_IOMMU_API) += iommu.o
ifeq ($(CONFIG_SYSFS),y)
obj-$(CONFIG_MODULES) += module.o
endif
diff --git a/drivers/base/iommu.c b/drivers/base/iommu.c
deleted file mode 100644
index 6e6b6a1..0000000
--- a/drivers/base/iommu.c
+++ /dev/null
@@ -1,124 +0,0 @@
-/*
- * Copyright (C) 2007-2008 Advanced Micro Devices, Inc.
- * Author: Joerg Roedel <joerg.roedel@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
- */
-
-#include <linux/bug.h>
-#include <linux/types.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/errno.h>
-#include <linux/iommu.h>
-
-static struct iommu_ops *iommu_ops;
-
-void register_iommu(struct iommu_ops *ops)
-{
- if (iommu_ops)
- BUG();
-
- iommu_ops = ops;
-}
-
-bool iommu_found(void)
-{
- return iommu_ops != NULL;
-}
-EXPORT_SYMBOL_GPL(iommu_found);
-
-struct iommu_domain *iommu_domain_alloc(void)
-{
- struct iommu_domain *domain;
- int ret;
-
- domain = kmalloc(sizeof(*domain), GFP_KERNEL);
- if (!domain)
- return NULL;
-
- ret = iommu_ops->domain_init(domain);
- if (ret)
- goto out_free;
-
- return domain;
-
-out_free:
- kfree(domain);
-
- return NULL;
-}
-EXPORT_SYMBOL_GPL(iommu_domain_alloc);
-
-void iommu_domain_free(struct iommu_domain *domain)
-{
- iommu_ops->domain_destroy(domain);
- kfree(domain);
-}
-EXPORT_SYMBOL_GPL(iommu_domain_free);
-
-int iommu_attach_device(struct iommu_domain *domain, struct device *dev)
-{
- return iommu_ops->attach_dev(domain, dev);
-}
-EXPORT_SYMBOL_GPL(iommu_attach_device);
-
-void iommu_detach_device(struct iommu_domain *domain, struct device *dev)
-{
- iommu_ops->detach_dev(domain, dev);
-}
-EXPORT_SYMBOL_GPL(iommu_detach_device);
-
-phys_addr_t iommu_iova_to_phys(struct iommu_domain *domain,
- unsigned long iova)
-{
- return iommu_ops->iova_to_phys(domain, iova);
-}
-EXPORT_SYMBOL_GPL(iommu_iova_to_phys);
-
-int iommu_domain_has_cap(struct iommu_domain *domain,
- unsigned long cap)
-{
- return iommu_ops->domain_has_cap(domain, cap);
-}
-EXPORT_SYMBOL_GPL(iommu_domain_has_cap);
-
-int iommu_map(struct iommu_domain *domain, unsigned long iova,
- phys_addr_t paddr, int gfp_order, int prot)
-{
- unsigned long invalid_mask;
- size_t size;
-
- size = 0x1000UL << gfp_order;
- invalid_mask = size - 1;
-
- BUG_ON((iova | paddr) & invalid_mask);
-
- return iommu_ops->map(domain, iova, paddr, gfp_order, prot);
-}
-EXPORT_SYMBOL_GPL(iommu_map);
-
-int iommu_unmap(struct iommu_domain *domain, unsigned long iova, int gfp_order)
-{
- unsigned long invalid_mask;
- size_t size;
-
- size = 0x1000UL << gfp_order;
- invalid_mask = size - 1;
-
- BUG_ON(iova & invalid_mask);
-
- return iommu_ops->unmap(domain, iova, gfp_order);
-}
-EXPORT_SYMBOL_GPL(iommu_unmap);
OpenPOWER on IntegriCloud