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Merge branch 'for-joerg/arm-smmu/fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/will/linux into iommu/fixes
This commit is contained in:
commit
6188d75b9e
1 changed files with 7 additions and 6 deletions
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@ -377,6 +377,7 @@ struct arm_smmu_cfg {
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u32 cbar;
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pgd_t *pgd;
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};
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#define INVALID_IRPTNDX 0xff
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#define ARM_SMMU_CB_ASID(cfg) ((cfg)->cbndx)
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#define ARM_SMMU_CB_VMID(cfg) ((cfg)->cbndx + 1)
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@ -840,7 +841,7 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain,
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if (IS_ERR_VALUE(ret)) {
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dev_err(smmu->dev, "failed to request context IRQ %d (%u)\n",
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root_cfg->irptndx, irq);
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root_cfg->irptndx = -1;
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root_cfg->irptndx = INVALID_IRPTNDX;
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goto out_free_context;
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}
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@ -869,7 +870,7 @@ static void arm_smmu_destroy_domain_context(struct iommu_domain *domain)
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writel_relaxed(0, cb_base + ARM_SMMU_CB_SCTLR);
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arm_smmu_tlb_inv_context(root_cfg);
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if (root_cfg->irptndx != -1) {
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if (root_cfg->irptndx != INVALID_IRPTNDX) {
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irq = smmu->irqs[smmu->num_global_irqs + root_cfg->irptndx];
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free_irq(irq, domain);
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}
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@ -1857,8 +1858,6 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
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goto out_put_parent;
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}
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arm_smmu_device_reset(smmu);
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for (i = 0; i < smmu->num_global_irqs; ++i) {
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err = request_irq(smmu->irqs[i],
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arm_smmu_global_fault,
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@ -1876,6 +1875,8 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
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spin_lock(&arm_smmu_devices_lock);
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list_add(&smmu->list, &arm_smmu_devices);
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spin_unlock(&arm_smmu_devices_lock);
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arm_smmu_device_reset(smmu);
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return 0;
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out_free_irqs:
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@ -1966,10 +1967,10 @@ static int __init arm_smmu_init(void)
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return ret;
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/* Oh, for a proper bus abstraction */
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if (!iommu_present(&platform_bus_type));
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if (!iommu_present(&platform_bus_type))
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bus_set_iommu(&platform_bus_type, &arm_smmu_ops);
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if (!iommu_present(&amba_bustype));
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if (!iommu_present(&amba_bustype))
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bus_set_iommu(&amba_bustype, &arm_smmu_ops);
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return 0;
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