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IOMMU Fixes for Linux v5.4-rc7

Browse Source 
Including:
 
 	- Fix for Intel IOMMU to correct invalidation commands
 	  when in SVA mode.
 
 	- Update MAINTAINERS entry for Intel IOMMU
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Merge tag 'iommu-fixes-v5.4-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull iommu fixes from Joerg Roedel:

 - Fix for Intel IOMMU to correct invalidation commands when in SVA
   mode.

 - Update MAINTAINERS entry for Intel IOMMU

* tag 'iommu-fixes-v5.4-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/vt-d: Fix QI_DEV_IOTLB_PFSID and QI_DEV_EIOTLB_PFSID macros
  MAINTAINERS: Update for INTEL IOMMU (VT-d) entry
This commit is contained in:
Linus Torvalds 2019-11-17 11:27:44 -08:00
commit ec53851967
2 changed files with 9 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
MAINTAINERS
View File

@ -8298,11 +8298,14 @@ F: drivers/hid/intel-ish-hid/
INTEL IOMMU (VT-d)
M: David Woodhouse <dwmw2@infradead.org>
M: Lu Baolu <baolu.lu@linux.intel.com>
L: iommu@lists.linux-foundation.org
T: git git://git.infradead.org/iommu-2.6.git
T: git git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu.git
S: Supported
F: drivers/iommu/intel-iommu.c
F: drivers/iommu/dmar.c
F: drivers/iommu/intel*.[ch]
F: include/linux/intel-iommu.h
F: include/linux/intel-svm.h
INTEL IOP-ADMA DMA DRIVER
R: Dan Williams <dan.j.williams@intel.com>

6
include/linux/intel-iommu.h
View File

@ -336,7 +336,8 @@ enum {
#define QI_DEV_IOTLB_SID(sid) ((u64)((sid) & 0xffff) << 32)
#define QI_DEV_IOTLB_QDEP(qdep) (((qdep) & 0x1f) << 16)
#define QI_DEV_IOTLB_ADDR(addr) ((u64)(addr) & VTD_PAGE_MASK)
#define QI_DEV_IOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) | ((u64)(pfsid & 0xfff) << 52))
#define QI_DEV_IOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) | \
((u64)((pfsid >> 4) & 0xfff) << 52))
#define QI_DEV_IOTLB_SIZE 1
#define QI_DEV_IOTLB_MAX_INVS 32
@ -360,7 +361,8 @@ enum {
#define QI_DEV_EIOTLB_PASID(p) (((u64)p) << 32)
#define QI_DEV_EIOTLB_SID(sid) ((u64)((sid) & 0xffff) << 16)
#define QI_DEV_EIOTLB_QDEP(qd) ((u64)((qd) & 0x1f) << 4)
#define QI_DEV_EIOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) | ((u64)(pfsid & 0xfff) << 52))
#define QI_DEV_EIOTLB_PFSID(pfsid) (((u64)(pfsid & 0xf) << 12) | \
((u64)((pfsid >> 4) & 0xfff) << 52))
#define QI_DEV_EIOTLB_MAX_INVS 32
/* Page group response descriptor QW0 */