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authorWill Deacon <will@kernel.org>2024-09-12 13:42:42 +0100
committerWill Deacon <will@kernel.org>2024-09-12 13:42:42 +0100
commitd2ea63804bc9d706e441cff8c941028ec70ab99f (patch)
tree27cd2bf6dae31eacadef7d6918df93f361ef44a7
parent7c626ce4bae1ac14f60076d00eafe71af30450ba (diff)
parentf3b78b470f28bb2a3a40e88bdf5c6de6a35a9b76 (diff)
Merge branch 'for-next/acpi' into for-next/core
* for-next/acpi: ACPI/IORT: Add PMCG platform information for HiSilicon HIP10/11 ACPI: ARM64: add acpi_iort.h to MAINTAINERS ACPI/IORT: Switch to use kmemdup_array()
-rw-r--r--Documentation/arch/arm64/silicon-errata.rst4
-rw-r--r--MAINTAINERS1
-rw-r--r--drivers/acpi/arm64/iort.c9
3 files changed, 11 insertions, 3 deletions
diff --git a/Documentation/arch/arm64/silicon-errata.rst b/Documentation/arch/arm64/silicon-errata.rst
index 50327c05be8d..35892c28d831 100644
--- a/Documentation/arch/arm64/silicon-errata.rst
+++ b/Documentation/arch/arm64/silicon-errata.rst
@@ -249,8 +249,8 @@ stable kernels.
+----------------+-----------------+-----------------+-----------------------------+
| Hisilicon | Hip08 SMMU PMCG | #162001800 | N/A |
+----------------+-----------------+-----------------+-----------------------------+
-| Hisilicon | Hip08 SMMU PMCG | #162001900 | N/A |
-| | Hip09 SMMU PMCG | | |
+| Hisilicon | Hip{08,09,10,10C| #162001900 | N/A |
+| | ,11} SMMU PMCG | | |
+----------------+-----------------+-----------------+-----------------------------+
+----------------+-----------------+-----------------+-----------------------------+
| Qualcomm Tech. | Kryo/Falkor v1 | E1003 | QCOM_FALKOR_ERRATUM_1003 |
diff --git a/MAINTAINERS b/MAINTAINERS
index f328373463b0..7573f344b9fa 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -334,6 +334,7 @@ L: linux-acpi@vger.kernel.org
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: drivers/acpi/arm64
+F: include/linux/acpi_iort.h
ACPI FOR RISC-V (ACPI/riscv)
M: Sunil V L <sunilvl@ventanamicro.com>
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c
index 1b39e9ae7ac1..4c745a26226b 100644
--- a/drivers/acpi/arm64/iort.c
+++ b/drivers/acpi/arm64/iort.c
@@ -822,7 +822,7 @@ static struct iommu_iort_rmr_data *iort_rmr_alloc(
return NULL;
/* Create a copy of SIDs array to associate with this rmr_data */
- sids_copy = kmemdup(sids, num_sids * sizeof(*sids), GFP_KERNEL);
+ sids_copy = kmemdup_array(sids, num_sids, sizeof(*sids), GFP_KERNEL);
if (!sids_copy) {
kfree(rmr_data);
return NULL;
@@ -1703,6 +1703,13 @@ static struct acpi_platform_list pmcg_plat_info[] __initdata = {
/* HiSilicon Hip09 Platform */
{"HISI ", "HIP09 ", 0, ACPI_SIG_IORT, greater_than_or_equal,
"Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
+ /* HiSilicon Hip10/11 Platform uses the same SMMU IP with Hip09 */
+ {"HISI ", "HIP10 ", 0, ACPI_SIG_IORT, greater_than_or_equal,
+ "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
+ {"HISI ", "HIP10C ", 0, ACPI_SIG_IORT, greater_than_or_equal,
+ "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
+ {"HISI ", "HIP11 ", 0, ACPI_SIG_IORT, greater_than_or_equal,
+ "Erratum #162001900", IORT_SMMU_V3_PMCG_HISI_HIP09},
{ }
};