linux-kernel - [PATCH] platform/x86: lg-laptop: Recognize 2022-2025 models

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Message-ID: <20260123225503.493467-1-private@glitchdev.me>
Date: Fri, 23 Jan 2026 23:54:23 +0100
From: Jonas Ringeis <private@...tchdev.me>
To: Matan Ziv-Av <matan@...alib.org>,
	Hans de Goede <hansg@...nel.org>,
	Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
	platform-driver-x86@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Jonas Ringeis <private@...tchdev.me>
Subject: [PATCH] platform/x86: lg-laptop: Recognize 2022-2025 models

The lg-laptop driver uses the DMI to identify the product year.
Currently, the driver recognizes all models released after 2022
incorrectly as 2022.

Update logic to handle model identifiers for years 2022-2025.

Link: https://en.wikipedia.org/w/index.php?title=LG_Gram&oldid=1327931565#Comparison_of_Gram_models
Signed-off-by: Jonas Ringeis <private@...tchdev.me>
---
 drivers/platform/x86/lg-laptop.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/drivers/platform/x86/lg-laptop.c b/drivers/platform/x86/lg-laptop.c
index f92e89c75db9..61ef7a218a80 100644
--- a/drivers/platform/x86/lg-laptop.c
+++ b/drivers/platform/x86/lg-laptop.c
@@ -838,8 +838,17 @@ static int acpi_add(struct acpi_device *device)
 				case 'P':
 					year = 2021;
 					break;
-				default:
+				case 'Q':
 					year = 2022;
+					break;
+				case 'R':
+					year = 2023;
+					break;
+				case 'S':
+					year = 2024;
+					break;
+				default:
+					year = 2025;
 				}
 			break;
 		default:
-- 
2.43.0