Commit 0ded520b authored by Jonathan Marek's avatar Jonathan Marek Committed by Rob Clark
Browse files

drm/msm: reset devfreq freq_table/max_state before devfreq_add_device 



These never get set back to 0 when probing fails, so an attempt to probe
again results in broken behavior. Fix the problem by setting thse to zero
before they are used.

Signed-off-by: default avatarJonathan Marek <jonathan@marek.ca>
Signed-off-by: default avatarRob Clark <robdclark@chromium.org>
parent 17e822f7

drivers/gpu/drm/msm/msm_gpu.c

+4 −0
Original line number Diff line number Diff line
@@ -93,7 +93,11 @@ static void msm_devfreq_init(struct msm_gpu *gpu) 
	/*

	 * Don't set the freq_table or max_state and let devfreq build the table

	 * from OPP

	 * After a deferred probe, these may have be left to non-zero values,

	 * so set them back to zero before creating the devfreq device

	 */

	msm_devfreq_profile.freq_table = NULL;

	msm_devfreq_profile.max_state = 0;



	gpu->devfreq.devfreq = devm_devfreq_add_device(&gpu->pdev->dev,

			&msm_devfreq_profile, DEVFREQ_GOV_SIMPLE_ONDEMAND,