modify sin led gpio

hc

2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e

 kernel/drivers/gpu/drm/msm/msm_iommu.c
..
..
@@ -154,7 +154,12 @@
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 	/* Get the pagetable configuration from the domain */
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 	if (adreno_smmu->cookie)
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 		ttbr1_cfg = adreno_smmu->get_ttbr1_cfg(adreno_smmu->cookie);
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-	if (!ttbr1_cfg)
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+
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+	/*
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+	 * If you hit this WARN_ONCE() you are probably missing an entry in
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+	 * qcom_smmu_impl_of_match[] in arm-smmu-qcom.c
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+	 */
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+	if (WARN_ONCE(!ttbr1_cfg, "No per-process page tables"))
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 		return ERR_PTR(-ENODEV);
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 	pagetable = kzalloc(sizeof(*pagetable), GFP_KERNEL);