iommu/amd: Split enable_iommus() routine (11ee5ac4) · Commits · 戴 / test

drivers/iommu/amd_iommu_init.c

+18 −3

Original line number	Diff line number	Diff line
		@@ -1379,7 +1379,7 @@ static void iommu_apply_resume_quirks(struct amd_iommu *iommu)
		* This function finally enables all IOMMUs found in the system after
		* they have been initialized
		*/
		static void enable_iommus(void)
		static void early_enable_iommus(void)
		{
		struct amd_iommu *iommu;

		@@ -1389,14 +1389,29 @@ static void enable_iommus(void)
		iommu_set_device_table(iommu);
		iommu_enable_command_buffer(iommu);
		iommu_enable_event_buffer(iommu);
		iommu_enable_ppr_log(iommu);
		iommu_enable_gt(iommu);
		iommu_set_exclusion_range(iommu);
		iommu_enable(iommu);
		iommu_flush_all_caches(iommu);
		}
		}

		static void enable_iommus_v2(void)
		{
		struct amd_iommu *iommu;

		for_each_iommu(iommu) {
		iommu_enable_ppr_log(iommu);
		iommu_enable_gt(iommu);
		}
		}

		static void enable_iommus(void)
		{
		early_enable_iommus();

		enable_iommus_v2();
		}

		static void disable_iommus(void)
		{
		struct amd_iommu *iommu;