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| author | Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> | 2022-07-06 17:08:14 +0530 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2022-07-07 09:37:47 +0200 |
| commit | c7d311247b1b03906bc54d578db53f0bc2112674 (patch) | |
| tree | 1e1c2cb589a3d54db37fdb4805ebf68435506ba7 /drivers/iommu/amd/iommu.c | |
| parent | 4cc053d7aea778a959a9300e8acff7854de1be7f (diff) | |
| download | linux-c7d311247b1b03906bc54d578db53f0bc2112674.tar.gz | |
iommu/amd: Update set_dte_irq_entry
Start using per PCI segment device table instead of global device table. Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com> Signed-off-by: Vasant Hegde <vasant.hegde@amd.com> Link: https://lore.kernel.org/r/20220706113825.25582-25-vasant.hegde@amd.com Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'drivers/iommu/amd/iommu.c')
| -rw-r--r-- | drivers/iommu/amd/iommu.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 790a3449e7b7..f1fab4168101 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -2731,18 +2731,20 @@ EXPORT_SYMBOL(amd_iommu_device_info); static struct irq_chip amd_ir_chip; static DEFINE_SPINLOCK(iommu_table_lock); -static void set_dte_irq_entry(u16 devid, struct irq_remap_table *table) +static void set_dte_irq_entry(struct amd_iommu *iommu, u16 devid, + struct irq_remap_table *table) { u64 dte; + struct dev_table_entry *dev_table = get_dev_table(iommu); - dte = amd_iommu_dev_table[devid].data[2]; + dte = dev_table[devid].data[2]; dte &= ~DTE_IRQ_PHYS_ADDR_MASK; dte |= iommu_virt_to_phys(table->table); dte |= DTE_IRQ_REMAP_INTCTL; dte |= DTE_INTTABLEN; dte |= DTE_IRQ_REMAP_ENABLE; - amd_iommu_dev_table[devid].data[2] = dte; + dev_table[devid].data[2] = dte; } static struct irq_remap_table *get_irq_table(struct amd_iommu *iommu, u16 devid) @@ -2793,7 +2795,7 @@ static void set_remap_table_entry(struct amd_iommu *iommu, u16 devid, struct amd_iommu_pci_seg *pci_seg = iommu->pci_seg; pci_seg->irq_lookup_table[devid] = table; - set_dte_irq_entry(devid, table); + set_dte_irq_entry(iommu, devid, table); iommu_flush_dte(iommu, devid); } @@ -2809,8 +2811,7 @@ static int set_remap_table_entry_alias(struct pci_dev *pdev, u16 alias, pci_seg = iommu->pci_seg; pci_seg->irq_lookup_table[alias] = table; - set_dte_irq_entry(alias, table); - + set_dte_irq_entry(iommu, alias, table); iommu_flush_dte(pci_seg->rlookup_table[alias], alias); return 0; |