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Commit e01b1494 authored by Steve Cohen's avatar Steve Cohen
Browse files

disp: msm: sde: add traces for lastclose 



Add logging during sde_kms_lastclose to know when driver cleanup
is being triggered. These traces are very helpful with debugging
shell stop/start issues.

Change-Id: I00ecc1287a3ee5cc096b7edc3f872e122b7d3fc8
Signed-off-by: default avatarSteve Cohen <cohens@codeaurora.org>
parent 71267af5

msm/sde/sde_kms.c

+3 −1
Original line number Diff line number Diff line
@@ -2460,6 +2460,7 @@ static void sde_kms_lastclose(struct msm_kms *kms) 
	}



	state->acquire_ctx = &ctx;

	SDE_EVT32(SDE_EVTLOG_FUNC_ENTRY);



retry:

	ret = drm_modeset_lock_all_ctx(dev, &ctx);
@@ -2483,12 +2484,13 @@ static void sde_kms_lastclose(struct msm_kms *kms) 
	if (ret)

		SDE_ERROR("kms lastclose failed: %d\n", ret);



	SDE_EVT32(ret, SDE_EVTLOG_FUNC_EXIT);

	return;



backoff:

	drm_atomic_state_clear(state);

	drm_modeset_backoff(&ctx);



	SDE_EVT32(ret, SDE_EVTLOG_FUNC_CASE1);

	goto retry;

}