2024-01-23 14:48:19

by Bibek Kumar Patro

Subject: [PATCH v9 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 <[email protected]>
---
drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 35 +++++++++++++++++++++-
1 file changed, 34 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 db15b1eade97..5474f242a96e 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -30,6 +30,32 @@
#define PREFETCH_DEEP (3 << PREFETCH_SHIFT)
#define PREFETCH_SWITCH_GFX (5 << 3)

+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 },
@@ -675,6 +701,13 @@ 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,
@@ -701,7 +734,7 @@ 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

2024-01-23 18:43:05

by Konrad Dybcio

Subject: Re: [PATCH v9 5/5] iommu/arm-smmu: add ACTLR data and support for SC7280

On 1/23/24 15:45, Bibek Kumar Patro wrote:
> Add ACTLR data table for SC7280 along with support for
> same including SC7280 specific implementation operations.
>
> Signed-off-by: Bibek Kumar Patro <[email protected]>
> ---

Reviewed-by: Konrad Dybcio <[email protected]>

Konrad