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authorLinus Torvalds <torvalds@linux-foundation.org>2011-05-19 17:28:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-05-19 17:28:58 -0700
commitcbdad8dc18b8ddd6c8b48c4ef26d46f00b5af923 (patch)
tree6354f5685db502e748b801873ed07ba1a7fa1f09 /drivers/pci
parent51509a283a908d73b20371addc67ee3ae7189934 (diff)
parent86b9523ab1517f6edeb87295329c901930d3732d (diff)
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: x86, gart: Rename pci-gart_64.c to amd_gart_64.c x86/amd-iommu: Use threaded interupt handler arch/x86/kernel/pci-iommu_table.c: Convert sprintf_symbol to %pS x86/amd-iommu: Add support for invalidate_all command x86/amd-iommu: Add extended feature detection x86/amd-iommu: Add ATS enable/disable code x86/amd-iommu: Add flag to indicate IOTLB support x86/amd-iommu: Flush device IOTLB if ATS is enabled x86/amd-iommu: Select PCI_IOV with AMD IOMMU driver PCI: Move ATS declarations in seperate header file dma-debug: print information about leaked entry x86/amd-iommu: Flush all internal TLBs when IOMMUs are enabled x86/amd-iommu: Rename iommu_flush_device x86/amd-iommu: Improve handling of full command buffer x86/amd-iommu: Rename iommu_flush* to domain_flush* x86/amd-iommu: Remove command buffer resetting logic x86/amd-iommu: Cleanup completion-wait handling x86/amd-iommu: Cleanup inv_pages command handling x86/amd-iommu: Move inv-dte command building to own function x86/amd-iommu: Move compl-wait command building to own function
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/intel-iommu.c1
-rw-r--r--drivers/pci/iov.c1
-rw-r--r--drivers/pci/pci.h37
3 files changed, 2 insertions, 37 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index d552d2c77844..6af6b628175b 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -39,6 +39,7 @@
#include <linux/syscore_ops.h>
#include <linux/tboot.h>
#include <linux/dmi.h>
+#include <linux/pci-ats.h>
#include <asm/cacheflush.h>
#include <asm/iommu.h>
#include "pci.h"
diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
index 553d8ee55c1c..42fae4776515 100644
--- a/drivers/pci/iov.c
+++ b/drivers/pci/iov.c
@@ -13,6 +13,7 @@
#include <linux/mutex.h>
#include <linux/string.h>
#include <linux/delay.h>
+#include <linux/pci-ats.h>
#include "pci.h"
#define VIRTFN_ID_LEN 16
diff --git a/drivers/pci/pci.h b/drivers/pci/pci.h
index a6ec200fe5ee..4020025f854e 100644
--- a/drivers/pci/pci.h
+++ b/drivers/pci/pci.h
@@ -250,15 +250,6 @@ struct pci_sriov {
u8 __iomem *mstate; /* VF Migration State Array */
};
-/* Address Translation Service */
-struct pci_ats {
- int pos; /* capability position */
- int stu; /* Smallest Translation Unit */
- int qdep; /* Invalidate Queue Depth */
- int ref_cnt; /* Physical Function reference count */
- unsigned int is_enabled:1; /* Enable bit is set */
-};
-
#ifdef CONFIG_PCI_IOV
extern int pci_iov_init(struct pci_dev *dev);
extern void pci_iov_release(struct pci_dev *dev);
@@ -269,19 +260,6 @@ extern resource_size_t pci_sriov_resource_alignment(struct pci_dev *dev,
extern void pci_restore_iov_state(struct pci_dev *dev);
extern int pci_iov_bus_range(struct pci_bus *bus);
-extern int pci_enable_ats(struct pci_dev *dev, int ps);
-extern void pci_disable_ats(struct pci_dev *dev);
-extern int pci_ats_queue_depth(struct pci_dev *dev);
-/**
- * pci_ats_enabled - query the ATS status
- * @dev: the PCI device
- *
- * Returns 1 if ATS capability is enabled, or 0 if not.
- */
-static inline int pci_ats_enabled(struct pci_dev *dev)
-{
- return dev->ats && dev->ats->is_enabled;
-}
#else
static inline int pci_iov_init(struct pci_dev *dev)
{
@@ -304,21 +282,6 @@ static inline int pci_iov_bus_range(struct pci_bus *bus)
return 0;
}
-static inline int pci_enable_ats(struct pci_dev *dev, int ps)
-{
- return -ENODEV;
-}
-static inline void pci_disable_ats(struct pci_dev *dev)
-{
-}
-static inline int pci_ats_queue_depth(struct pci_dev *dev)
-{
- return -ENODEV;
-}
-static inline int pci_ats_enabled(struct pci_dev *dev)
-{
- return 0;
-}
#endif /* CONFIG_PCI_IOV */
static inline resource_size_t pci_resource_alignment(struct pci_dev *dev,