Merge "iommu/arm-smmu: Move device config probe messages to debug level" (1e856c9a) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/iommu/arm-smmu.c

+19 −19

Original line number	Diff line number	Diff line
		@@ -506,7 +506,7 @@ static void parse_driver_options(struct arm_smmu_device *smmu)
		if (of_property_read_bool(smmu->dev->of_node,
		arm_smmu_options[i].prop)) {
		smmu->options \|= arm_smmu_options[i].opt;
		dev_notice(smmu->dev, "option %s\n",
		dev_dbg(smmu->dev, "option %s\n",
		arm_smmu_options[i].prop);
		}
		} while (arm_smmu_options[++i].opt);
		@@ -3008,8 +3008,8 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)
		void __iomem *gr0_base = ARM_SMMU_GR0(smmu);
		u32 id;

		dev_notice(smmu->dev, "probing hardware configuration...\n");
		dev_notice(smmu->dev, "SMMUv%d with:\n", smmu->version);
		dev_dbg(smmu->dev, "probing hardware configuration...\n");
		dev_dbg(smmu->dev, "SMMUv%d with:\n", smmu->version);

		/* ID0 */
		id = readl_relaxed(gr0_base + ARM_SMMU_GR0_ID0);
		@@ -3022,17 +3022,17 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)

		if (id & ID0_S1TS) {
		smmu->features \|= ARM_SMMU_FEAT_TRANS_S1;
		dev_notice(smmu->dev, "\tstage 1 translation\n");
		dev_dbg(smmu->dev, "\tstage 1 translation\n");
		}

		if (id & ID0_S2TS) {
		smmu->features \|= ARM_SMMU_FEAT_TRANS_S2;
		dev_notice(smmu->dev, "\tstage 2 translation\n");
		dev_dbg(smmu->dev, "\tstage 2 translation\n");
		}

		if (id & ID0_NTS) {
		smmu->features \|= ARM_SMMU_FEAT_TRANS_NESTED;
		dev_notice(smmu->dev, "\tnested translation\n");
		dev_dbg(smmu->dev, "\tnested translation\n");
		}

		if (!(smmu->features &
		@@ -3043,12 +3043,12 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)

		if (smmu->version == 1 \|\| (!(id & ID0_ATOSNS) && (id & ID0_S1TS))) {
		smmu->features \|= ARM_SMMU_FEAT_TRANS_OPS;
		dev_notice(smmu->dev, "\taddress translation ops\n");
		dev_dbg(smmu->dev, "\taddress translation ops\n");
		}

		if (id & ID0_CTTW) {
		smmu->features \|= ARM_SMMU_FEAT_COHERENT_WALK;
		dev_notice(smmu->dev, "\tcoherent table walk\n");
		dev_dbg(smmu->dev, "\tcoherent table walk\n");
		}

		if (id & ID0_SMS) {
		@@ -3079,7 +3079,7 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)
		}
		}

		dev_notice(smmu->dev,
		dev_dbg(smmu->dev,
		"\tstream matching with %u register groups, mask 0x%x",
		smmu->num_mapping_groups, mask);
		} else {
		@@ -3105,7 +3105,7 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)
		dev_err(smmu->dev, "impossible number of S2 context banks!\n");
		return -ENODEV;
		}
		dev_notice(smmu->dev, "\t%u context banks (%u stage-2 only)\n",
		dev_dbg(smmu->dev, "\t%u context banks (%u stage-2 only)\n",
		smmu->num_context_banks, smmu->num_s2_context_banks);

		/* ID2 */
		@@ -3144,14 +3144,14 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)
		}

		arm_smmu_ops.pgsize_bitmap &= size;
		dev_notice(smmu->dev, "\tSupported page sizes: 0x%08lx\n", size);
		dev_dbg(smmu->dev, "\tSupported page sizes: 0x%08lx\n", size);

		if (smmu->features & ARM_SMMU_FEAT_TRANS_S1)
		dev_notice(smmu->dev, "\tStage-1: %lu-bit VA -> %lu-bit IPA\n",
		dev_dbg(smmu->dev, "\tStage-1: %lu-bit VA -> %lu-bit IPA\n",
		smmu->va_size, smmu->ipa_size);

		if (smmu->features & ARM_SMMU_FEAT_TRANS_S2)
		dev_notice(smmu->dev, "\tStage-2: %lu-bit IPA -> %lu-bit PA\n",
		dev_dbg(smmu->dev, "\tStage-2: %lu-bit IPA -> %lu-bit PA\n",
		smmu->ipa_size, smmu->pa_size);

		return 0;
		@@ -3240,7 +3240,7 @@ static int arm_smmu_device_dt_probe(struct platform_device *pdev)
		if (err)
		goto out_put_masters;

		dev_notice(dev, "registered %d master devices\n", num_masters);
		dev_dbg(dev, "registered %d master devices\n", num_masters);

		err = arm_smmu_parse_impl_def_registers(smmu);
		if (err)