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Commit 99be6e4d authored by Jordan Crouse's avatar Jordan Crouse
Browse files

msm: kgsl: Protect fault detect start with active count 



Get the active count when enabling GFT from sysfs so the performance
counters can be properly programmed.

CRs-Fixed: 622252
Change-Id: Ic0dedbadfe56f8c66aca15fb521494a2fc00332b
Signed-off-by: default avatarJordan Crouse <jcrouse@codeaurora.org>
parent de4efb79

drivers/gpu/msm/adreno.c

+4 −1
Original line number Diff line number Diff line
@@ -2199,9 +2199,12 @@ static ssize_t _ft_fast_hang_detect_store(struct device *dev, 


	if (tmp != adreno_dev->fast_hang_detect) {

		if (adreno_dev->fast_hang_detect) {

			if (adreno_dev->gpudev->fault_detect_start)

			if (adreno_dev->gpudev->fault_detect_start &&

				!kgsl_active_count_get(&adreno_dev->dev)) {

				adreno_dev->gpudev->fault_detect_start(

					adreno_dev);

				kgsl_active_count_put(&adreno_dev->dev);

			}

		} else {

			if (adreno_dev->gpudev->fault_detect_stop)

				adreno_dev->gpudev->fault_detect_stop(