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authorDave Airlie <airlied@redhat.com>2023-06-19 07:59:52 +0200
committerDave Airlie <airlied@redhat.com>2023-06-19 08:01:25 +0200
commitcce3b573a52a41dd7face9dbf745f10f9bf4632b (patch)
tree4540c11587221cfb90ac9cfb7916b2d2c17c6127 /drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
parentMerge tag 'amd-drm-next-6.5-2023-06-16' of https://gitlab.freedesktop.org/agd... (diff)
parentLinux 6.4-rc7 (diff)
downloadlinux-cce3b573a52a41dd7face9dbf745f10f9bf4632b.tar.xz
linux-cce3b573a52a41dd7face9dbf745f10f9bf4632b.zip
Backmerge tag 'v6.4-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux into drm-next
Linux 6.4-rc7 Need this to pull in the msm work. Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c')
-rw-r--r--drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
index ae09c627bc84..c71afda79d64 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c
@@ -517,6 +517,7 @@ static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = {
{ .compatible = "qcom,qcm2290-smmu-500", .data = &qcom_smmu_500_impl0_data },
{ .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,sc8180x-smmu-500", .data = &qcom_smmu_500_impl0_data },
{ .compatible = "qcom,sc8280xp-smmu-500", .data = &qcom_smmu_500_impl0_data },
@@ -561,5 +562,14 @@ struct arm_smmu_device *qcom_smmu_impl_init(struct arm_smmu_device *smmu)
if (match)
return qcom_smmu_create(smmu, match->data);
+ /*
+ * If you hit this WARN_ON() you are missing an entry in the
+ * qcom_smmu_impl_of_match[] table, and GPU per-process page-
+ * tables will be broken.
+ */
+ WARN(of_device_is_compatible(np, "qcom,adreno-smmu"),
+ "Missing qcom_smmu_impl_of_match entry for: %s",
+ dev_name(smmu->dev));
+
return smmu;
}