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Message-ID: <20240116150411.23876-6-quic_bibekkum@quicinc.com>
Date: Tue, 16 Jan 2024 20:34:11 +0530
From: Bibek Kumar Patro <quic_bibekkum@...cinc.com>
To: <will@...nel.org>, <robin.murphy@....com>, <joro@...tes.org>,
        <dmitry.baryshkov@...aro.org>, <konrad.dybcio@...aro.org>,
        <jsnitsel@...hat.com>, <quic_bjorande@...cinc.com>, <mani@...nel.org>,
        <quic_eberman@...cinc.com>, <robdclark@...omium.org>,
        <u.kleine-koenig@...gutronix.de>, <robh@...nel.org>,
        <vladimir.oltean@....com>, <quic_pkondeti@...cinc.com>,
        <quic_molvera@...cinc.com>
CC: <linux-arm-msm@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>,
        <iommu@...ts.linux.dev>, <linux-kernel@...r.kernel.org>,
        Bibek Kumar Patro
	<quic_bibekkum@...cinc.com>
Subject: [PATCH v8 5/5] iommu/arm-smmu: add ACTLR data and support for SC7280

Add ACTLR data table for SC7280 along with support for
same including SC7280 specific implementation operations.

Signed-off-by: Bibek Kumar Patro <quic_bibekkum@...cinc.com>
---
 drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 30 +++++++++++++++++++++-
 1 file changed, 29 insertions(+), 1 deletion(-)

diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
index 26acfbdafd0f..8e52176b4108 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -36,6 +36,27 @@ struct actlr_config {
 	u32 actlr;
 };

+static const struct actlr_config sc7280_apps_actlr_cfg[] = {
+	{ 0x0800, 0x24e1, PREFETCH_DEFAULT | CMTLB },
+	{ 0x2000, 0x0163, PREFETCH_DEFAULT | CMTLB },
+	{ 0x2080, 0x0461, PREFETCH_DEFAULT | CMTLB },
+	{ 0x2100, 0x0161, PREFETCH_DEFAULT | CMTLB },
+	{ 0x0900, 0x0407, PREFETCH_SHALLOW | CPRE | CMTLB },
+	{ 0x2180, 0x0027, PREFETCH_SHALLOW | CPRE | CMTLB },
+	{ 0x1000, 0x07ff, PREFETCH_DEEP | CPRE | CMTLB },
+};
+
+static const struct actlr_config sc7280_gfx_actlr_cfg[] = {
+	{ 0x0000, 0x07ff, PREFETCH_SWITCH_GFX | PREFETCH_DEEP | CPRE | CMTLB },
+};
+
+static const struct actlr_variant sc7280_actlr[] = {
+	{ .io_start = 0x15000000, .actlrcfg = sc7280_apps_actlr_cfg,
+			.num_actlrcfg = ARRAY_SIZE(sc7280_apps_actlr_cfg) },
+	{ .io_start = 0x03da0000, .actlrcfg = sc7280_gfx_actlr_cfg,
+			.num_actlrcfg = ARRAY_SIZE(sc7280_gfx_actlr_cfg) },
+};
+
 static const struct actlr_config sm8550_apps_actlr_cfg[] = {
 	{ 0x18a0, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB },
 	{ 0x18e0, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB },
@@ -676,6 +697,13 @@ static const struct qcom_smmu_match_data sdm845_smmu_500_data = {
 	/* Also no debug configuration. */
 };

+static const struct qcom_smmu_match_data sc7280_smmu_500_impl0_data = {
+	.impl = &qcom_smmu_500_impl,
+	.adreno_impl = &qcom_adreno_smmu_500_impl,
+	.cfg = &qcom_smmu_impl0_cfg,
+	.actlrvar = sc7280_actlr,
+	.num_smmu = ARRAY_SIZE(sc7280_actlr),
+};

 static const struct qcom_smmu_match_data sm8550_smmu_500_impl0_data = {
 	.impl = &qcom_smmu_500_impl,
@@ -702,7 +730,7 @@ static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = {
 	{ .compatible = "qcom,qdu1000-smmu-500", .data = &qcom_smmu_500_impl0_data  },
 	{ .compatible = "qcom,sc7180-smmu-500", .data = &qcom_smmu_500_impl0_data },
 	{ .compatible = "qcom,sc7180-smmu-v2", .data = &qcom_smmu_v2_data },
-	{ .compatible = "qcom,sc7280-smmu-500", .data = &qcom_smmu_500_impl0_data },
+	{ .compatible = "qcom,sc7280-smmu-500", .data = &sc7280_smmu_500_impl0_data },
 	{ .compatible = "qcom,sc8180x-smmu-500", .data = &qcom_smmu_500_impl0_data },
 	{ .compatible = "qcom,sc8280xp-smmu-500", .data = &qcom_smmu_500_impl0_data },
 	{ .compatible = "qcom,sdm630-smmu-v2", .data = &qcom_smmu_v2_data },
--
2.17.1


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