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Commit 068d4591 authored by Raviteja Tamatam's avatar Raviteja Tamatam
Browse files

drm/msm/dsi-staging: serialize DSI ESD trigger commands 



Esd trigger command from adb need to be ignored if already
another esd recovery process is in progress.

Change-Id: I69cd4c0d59c4197d6dfbfc1198feedbfe66e3cc0
Signed-off-by: default avatarRaviteja Tamatam <travitej@codeaurora.org>
parent 38598f03

drivers/gpu/drm/msm/dsi-staging/dsi_display.c

+5 −0
Original line number Diff line number Diff line
@@ -388,6 +388,7 @@ static irqreturn_t dsi_display_panel_te_irq_handler(int irq, void *data) 
	if (!display)

		return IRQ_HANDLED;



	SDE_EVT32(SDE_EVTLOG_FUNC_CASE1);

	complete_all(&display->esd_te_gate);

	return IRQ_HANDLED;

}
@@ -1265,6 +1266,10 @@ static ssize_t debugfs_esd_trigger_check(struct file *file, 
	if (!user_len || !user_buf)

		return -EINVAL;



	if (!display->panel ||

		atomic_read(&display->panel->esd_recovery_pending))

		return user_len;



	buf = kzalloc(user_len, GFP_KERNEL);

	if (!buf)

		return -ENOMEM;