summaryrefslogtreecommitdiff
path: root/drivers/iommu/arm-smmu-v3.c
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 12:58:59 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-09-11 12:58:59 -0300
commit0520a938e11c34a5ffc422b9316b85e294b0fbb2 (patch)
tree9e44592eccb90ed2d2b3a893fb602e4ca894f695 /drivers/iommu/arm-smmu-v3.c
parent273d4428f8c4cc94c9598f8bcc006ec2e8c654ea (diff)
Linux-libre 4.7.3-gnupck-4.7.3-gnu
Diffstat (limited to 'drivers/iommu/arm-smmu-v3.c')
-rw-r--r--drivers/iommu/arm-smmu-v3.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
index 5f6b3bcab..46ba2b64b 100644
--- a/drivers/iommu/arm-smmu-v3.c
+++ b/drivers/iommu/arm-smmu-v3.c
@@ -879,7 +879,7 @@ static void arm_smmu_cmdq_skip_err(struct arm_smmu_device *smmu)
* We may have concurrent producers, so we need to be careful
* not to touch any of the shadow cmdq state.
*/
- queue_read(cmd, Q_ENT(q, idx), q->ent_dwords);
+ queue_read(cmd, Q_ENT(q, cons), q->ent_dwords);
dev_err(smmu->dev, "skipping command in error state:\n");
for (i = 0; i < ARRAY_SIZE(cmd); ++i)
dev_err(smmu->dev, "\t0x%016llx\n", (unsigned long long)cmd[i]);
@@ -890,7 +890,7 @@ static void arm_smmu_cmdq_skip_err(struct arm_smmu_device *smmu)
return;
}
- queue_write(cmd, Q_ENT(q, idx), q->ent_dwords);
+ queue_write(Q_ENT(q, cons), cmd, q->ent_dwords);
}
static void arm_smmu_cmdq_issue_cmd(struct arm_smmu_device *smmu,
@@ -1034,6 +1034,9 @@ static void arm_smmu_write_strtab_ent(struct arm_smmu_device *smmu, u32 sid,
case STRTAB_STE_0_CFG_S2_TRANS:
ste_live = true;
break;
+ case STRTAB_STE_0_CFG_ABORT:
+ if (disable_bypass)
+ break;
default:
BUG(); /* STE corruption */
}