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From: "Rafael J. Wysocki" <rjw@rjwysocki.net>
To: Linux ACPI <linux-acpi@vger.kernel.org>
Cc: LKML <linux-kernel@vger.kernel.org>, Linux PM <linux-pm@vger.kernel.org>
Subject: [PATCH 2/2] ACPI: EC / PM: Print additional debug message in acpi_ec_dispatch_gpe()
Date: Tue, 01 Feb 2022 20:18:56 +0100	[thread overview]
Message-ID: <4378297.LvFx2qVVIh@kreacher> (raw)
In-Reply-To: <11917820.O9o76ZdvQC@kreacher>

From: Rafael J. Wysocki <rafael.j.wysocki@intel.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@intel.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);
 




      parent reply	other threads:[~2022-02-01 19:19 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-01 19:16 [PATCH 0/2] ACPI: PM: s2idle: Print debug messages in two new places Rafael J. Wysocki
2022-02-01 19:18 ` [PATCH 1/2] ACPI: PM: Print additional debug message in acpi_s2idle_wake() Rafael J. Wysocki
2022-02-01 19:18 ` Rafael J. Wysocki [this message]

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