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Commit fd1a8ee7 authored Jul 16, 2020 by Harshdeep Dhatt

msm: kgsl: Make sure first boot sequence is complete during touch event

It's possible that a touch event may happen before the first kgsl
instance is opened, which triggers the first boot sequence. This sequence
must happen before touch event can trigger a power on sequence.

Change-Id: I21af7865f4b02408d4f00814b4af6c9b9e8f5545
Signed-off-by: Harshdeep Dhatt <hdhatt@codeaurora.org>

parent 1c0ece44

drivers/gpu/msm/adreno_a6xx_gmu.c

+6 −2

Original line number	Diff line number	Diff line
		@@ -3168,8 +3168,12 @@ static void a6xx_gmu_touch_wakeup(struct adreno_device *adreno_dev)
		struct a6xx_gmu_device *gmu = to_a6xx_gmu(adreno_dev);
		int ret;

		/* Do not wake up a suspended device through touch event */
		if (test_bit(GMU_PRIV_PM_SUSPEND, &gmu->flags))
		/*
		* Do not wake up a suspended device or until the first boot sequence
		* has been completed.
		*/
		if (test_bit(GMU_PRIV_PM_SUSPEND, &gmu->flags) \|\|
		!test_bit(GMU_PRIV_FIRST_BOOT_DONE, &gmu->flags))
		return;

		if (test_bit(GMU_PRIV_GPU_STARTED, &gmu->flags))

drivers/gpu/msm/adreno_a6xx_rgmu.c

+6 −2

Original line number	Diff line number	Diff line
		@@ -897,8 +897,12 @@ static void a6xx_rgmu_touch_wakeup(struct adreno_device *adreno_dev)
		struct a6xx_rgmu_device *rgmu = to_a6xx_rgmu(adreno_dev);
		int ret;

		/* Do not wake up a suspended device through touch event */
		if (test_bit(RGMU_PRIV_PM_SUSPEND, &rgmu->flags))
		/*
		* Do not wake up a suspended device or until the first boot sequence
		* has been completed.
		*/
		if (test_bit(RGMU_PRIV_PM_SUSPEND, &rgmu->flags) \|\|
		!test_bit(RGMU_PRIV_FIRST_BOOT_DONE, &rgmu->flags))
		return;

		if (test_bit(RGMU_PRIV_GPU_STARTED, &rgmu->flags))