Commit 76fa02bf authored Nov 11, 2019 by Vivek Kumar

iommu: arm-smmu: Make restore of smmu-context runtime detectable



Update the logic to restore smmu-context-bank registers using
an additional 'smmu_restore' flag which is only set during
hibernation restore, which makes the logic runtime along 
with the compile-time hibernation flag.

Change-Id: Ic62442601c9dc7ceff4745fdc70b6dc3f56769d7
Signed-off-by: Vivek Kumar <vivekuma@codeaurora.org>

parent 44b48b10

drivers/iommu/arm-smmu.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -4183,7 +4183,7 @@ static void arm_smmu_device_reset(struct arm_smmu_device *smmu)
		* invalid and all S2CRn as bypass unless overridden.
		*/
		if (!(smmu->options & ARM_SMMU_OPT_SKIP_INIT) \|\|
		IS_ENABLED(CONFIG_HIBERNATION)) {
		(IS_ENABLED(CONFIG_HIBERNATION) && smmu->smmu_restore)) {
		for (i = 0; i < smmu->num_mapping_groups; ++i)
		arm_smmu_write_sme(smmu, i);