Commit 5180cfdf authored Jul 25, 2019 by Omkar Savagaonkar

iommu: arm-smmu: Add hibernation callbacks to pm_ops



Add required callbacks(thaw and restore), to pm_ops for
hibernation to function properly. arm-smmu driver has
to be restored before any dependent client drivers are
restored. Hence use early variant callbacks.

Change-Id: I3f3dba5753e0b0efe1e32fd3d16fc4373574efa5
Signed-off-by: Omkar Savagaonkar <omkars@codeaurora.org>

parent dc9a2b8f

drivers/iommu/arm-smmu.c

+5 −1

Original line number	Diff line number	Diff line
		@@ -4997,7 +4997,11 @@ static int __maybe_unused arm_smmu_pm_resume(struct device *dev)
		return 0;
		}

		static SIMPLE_DEV_PM_OPS(arm_smmu_pm_ops, NULL, arm_smmu_pm_resume);
		static const struct dev_pm_ops arm_smmu_pm_ops = {
		.resume = arm_smmu_pm_resume,
		.thaw_early = arm_smmu_pm_resume,
		.restore_early = arm_smmu_pm_resume,
		};

		static struct platform_driver arm_smmu_driver = {
		.driver = {