linux-kernel - [PATCH v5 2/3] platform/x86: ideapad-laptop: switch platform profiles using thermal management key

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Date: Sat,  6 Apr 2024 02:01:32 +0200
From: Gergo Koteles <soyer@....hu>
To: "Rafael J. Wysocki" <rafael@...nel.org>,
  Len Brown <lenb@...nel.org>, Ike Panhc <ike.pan@...onical.com>,
  Hans de Goede <hdegoede@...hat.com>,
  Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
  Henrique de Moraes Holschuh <hmh@....eng.br>,
  Daniel Lezcano <daniel.lezcano@...aro.org>,
  Barnabás Pőcze <pobrn@...tonmail.com>
Cc: linux-acpi@...r.kernel.org, ibm-acpi-devel@...ts.sourceforge.net,
  platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org,
  Gergo Koteles <soyer@....hu>
Subject: [PATCH v5 2/3] platform/x86: ideapad-laptop: switch platform profiles using thermal management key

Ideapad laptops have thermal management or performance mode switch key
(Fn + Q). They report KEY_PROG4.

If supported, cycle between platform profiles instead.

Tested on Yoga7 14ARB7.

Signed-off-by: Gergo Koteles <soyer@....hu>
---
 drivers/platform/x86/ideapad-laptop.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/ideapad-laptop.c b/drivers/platform/x86/ideapad-laptop.c
index 901849810ce2..4893b1aef696 100644
--- a/drivers/platform/x86/ideapad-laptop.c
+++ b/drivers/platform/x86/ideapad-laptop.c
@@ -1181,8 +1181,11 @@ static void ideapad_check_special_buttons(struct ideapad_private *priv)
 		switch (bit) {
 		case 6:	/* Z570 */
 		case 0:	/* Z580 */
-			/* Thermal Management button */
-			ideapad_input_report(priv, 65);
+			/* Thermal Management / Performance Mode button */
+			if (priv->dytc)
+				platform_profile_cycle();
+			else
+				ideapad_input_report(priv, 65);
 			break;
 		case 1:
 			/* OneKey Theater button */
-- 
2.44.0