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iommu fix for 5.10 

- Fix interrupt table length definition for AMD IOMMU
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Merge tag 'iommu-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux

Pull iommu fix from Will Deacon:
 "Fix interrupt table length definition for AMD IOMMU.

  It's actually a fix for a fix, where the size of the interrupt
  remapping table was increased but a related constant for the
  size of the interrupt table was forgotten"

* tag 'iommu-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux:
  iommu/amd: Set DTE[IntTabLen] to represent 512 IRTEs
zero-sugar-mainline-defconfig
Linus Torvalds 2020-12-09 09:59:14 -08:00
parent a68a0262ab 4165bf015b
commit ca4bbdaf17
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/amd/amd_iommu_types.h
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@ -257,7 +257,7 @@
#define DTE_IRQ_REMAP_INTCTL_MASK (0x3ULL << 60)
#define DTE_IRQ_TABLE_LEN_MASK (0xfULL << 1)
#define DTE_IRQ_REMAP_INTCTL (2ULL << 60)
#define DTE_IRQ_TABLE_LEN (8ULL << 1)
#define DTE_IRQ_TABLE_LEN (9ULL << 1)
#define DTE_IRQ_REMAP_ENABLE 1ULL
#define PAGE_MODE_NONE 0x00