[PATCH 2/2] efi: sysfb_efi: Add quirk for Lenovo Yoga Book X91F/L

Hans de Goede hdegoede at redhat.com
Tue Mar 14 12:31:03 UTC 2023


Another Lenovo convertable which reports a landscape resolution of
1920x1200 with a pitch of (1920 * 4) bytes, while the actual framebuffer
has a resolution of 1200x1920 with a pitch of (1200 * 4) bytes.

Signed-off-by: Hans de Goede <hdegoede at redhat.com>
---
 drivers/firmware/efi/sysfb_efi.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/firmware/efi/sysfb_efi.c b/drivers/firmware/efi/sysfb_efi.c
index e76d6803bdd0..456d0e5eaf78 100644
--- a/drivers/firmware/efi/sysfb_efi.c
+++ b/drivers/firmware/efi/sysfb_efi.c
@@ -272,6 +272,14 @@ static const struct dmi_system_id efifb_dmi_swap_width_height[] __initconst = {
 					"IdeaPad Duet 3 10IGL5"),
 		},
 	},
+	{
+		/* Lenovo Yoga Book X91F / X91L */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			/* Non exact match to match F + L versions */
+			DMI_MATCH(DMI_PRODUCT_NAME, "Lenovo YB1-X91"),
+		},
+	},
 	{},
 };
 
-- 
2.39.1



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