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Message-ID: <4378297.LvFx2qVVIh@kreacher>
Date:   Tue, 01 Feb 2022 20:18:56 +0100
From:   "Rafael J. Wysocki" <rjw@...ysocki.net>
To:     Linux ACPI <linux-acpi@...r.kernel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux PM <linux-pm@...r.kernel.org>
Subject: [PATCH 2/2] ACPI: EC / PM: Print additional debug message in acpi_ec_dispatch_gpe()

From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Make acpi_ec_dispatch_gpe() print an additional debug message after
seeing the EC GPE status bit set to help diagnose wakeup-related
issues.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 drivers/acpi/ec.c |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

Index: linux-pm/drivers/acpi/ec.c
===================================================================
--- linux-pm.orig/drivers/acpi/ec.c
+++ linux-pm/drivers/acpi/ec.c
@@ -2071,8 +2071,11 @@ bool acpi_ec_dispatch_gpe(void)
 	 */
 	spin_lock_irq(&first_ec->lock);
 
-	if (acpi_ec_gpe_status_set(first_ec))
+	if (acpi_ec_gpe_status_set(first_ec)) {
+		pm_pr_dbg("ACPI EC GPE status set\n");
+
 		work_in_progress = advance_transaction(first_ec, false);
+	}
 
 	spin_unlock_irq(&first_ec->lock);
 



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