Commit 05670e6b authored Aug 23, 2021 by Hareesh Gundu

msm: kgsl: Avoid cx gdsc off timeout if SMMU driver has a vote



Smmu driver keeps a vote on cx gdsc to block cx gdsc collapse
when CONFIG_ARM_SMMU_POWER_ALWAYS_ON is enabled. So don't bother
polling for cx gdsc collapse during the slumber sequence when this
config is enabled.

Change-Id: Iacbbfcc76600e0e567610265d5da87146946df66
Signed-off-by: Hareesh Gundu <hareeshg@codeaurora.org>

parent 3b06ec12

drivers/gpu/msm/adreno_a6xx.c

+3 −0

Original line number	Diff line number	Diff line
		@@ -323,6 +323,9 @@ static bool __disable_cx_regulator_wait(struct regulator *reg,

		regulator_disable(reg);

		if (IS_ENABLED(CONFIG_ARM_SMMU_POWER_ALWAYS_ON))
		return true;

		for (;;) {
		if (adreno_is_a619_holi(adreno_dev))
		adreno_read_gmu_wrapper(adreno_dev,