diff options
Diffstat (limited to 'hw/arm/smmu-common.c')
| -rw-r--r-- | hw/arm/smmu-common.c | 38 |
1 files changed, 31 insertions, 7 deletions
diff --git a/hw/arm/smmu-common.c b/hw/arm/smmu-common.c index d73ad62..f39b99e 100644 --- a/hw/arm/smmu-common.c +++ b/hw/arm/smmu-common.c @@ -225,6 +225,27 @@ static gboolean smmu_hash_remove_by_vmid_ipa(gpointer key, gpointer value, ((entry->iova & ~info->mask) == info->iova); } +static gboolean +smmu_hash_remove_by_sid_range(gpointer key, gpointer value, gpointer user_data) +{ + SMMUDevice *sdev = (SMMUDevice *)key; + uint32_t sid = smmu_get_sid(sdev); + SMMUSIDRange *sid_range = (SMMUSIDRange *)user_data; + + if (sid < sid_range->start || sid > sid_range->end) { + return false; + } + trace_smmu_config_cache_inv(sid); + return true; +} + +void smmu_configs_inv_sid_range(SMMUState *s, SMMUSIDRange sid_range) +{ + trace_smmu_configs_inv_sid_range(sid_range.start, sid_range.end); + g_hash_table_foreach_remove(s->configs, smmu_hash_remove_by_sid_range, + &sid_range); +} + void smmu_iotlb_inv_iova(SMMUState *s, int asid, int vmid, dma_addr_t iova, uint8_t tg, uint64_t num_pages, uint8_t ttl) { @@ -674,7 +695,7 @@ error: /* * combine S1 and S2 TLB entries into a single entry. - * As a result the S1 entry is overriden with combined data. + * As a result the S1 entry is overridden with combined data. */ static void combine_tlb(SMMUTLBEntry *tlbe, SMMUTLBEntry *tlbe_s2, dma_addr_t iova, SMMUTransCfg *cfg) @@ -691,7 +712,6 @@ static void combine_tlb(SMMUTLBEntry *tlbe, SMMUTLBEntry *tlbe_s2, tlbe->entry.iova = iova & ~tlbe->entry.addr_mask; /* parent_perm has s2 perm while perm keeps s1 perm. */ tlbe->parent_perm = tlbe_s2->entry.perm; - return; } /** @@ -924,7 +944,12 @@ static void smmu_base_realize(DeviceState *dev, Error **errp) } } -static void smmu_base_reset_hold(Object *obj, ResetType type) +/* + * Make sure the IOMMU is reset in 'exit' phase after + * all outstanding DMA requests have been quiesced during + * the 'enter' or 'hold' reset phases + */ +static void smmu_base_reset_exit(Object *obj, ResetType type) { SMMUState *s = ARM_SMMU(obj); @@ -934,14 +959,13 @@ static void smmu_base_reset_hold(Object *obj, ResetType type) g_hash_table_remove_all(s->iotlb); } -static Property smmu_dev_properties[] = { +static const Property smmu_dev_properties[] = { DEFINE_PROP_UINT8("bus_num", SMMUState, bus_num, 0), DEFINE_PROP_LINK("primary-bus", SMMUState, primary_bus, TYPE_PCI_BUS, PCIBus *), - DEFINE_PROP_END_OF_LIST(), }; -static void smmu_base_class_init(ObjectClass *klass, void *data) +static void smmu_base_class_init(ObjectClass *klass, const void *data) { DeviceClass *dc = DEVICE_CLASS(klass); ResettableClass *rc = RESETTABLE_CLASS(klass); @@ -950,7 +974,7 @@ static void smmu_base_class_init(ObjectClass *klass, void *data) device_class_set_props(dc, smmu_dev_properties); device_class_set_parent_realize(dc, smmu_base_realize, &sbc->parent_realize); - rc->phases.hold = smmu_base_reset_hold; + rc->phases.exit = smmu_base_reset_exit; } static const TypeInfo smmu_base_info = { |