[PATCH] drm/amd/display: Add a proper DMI match for Precision devices

Rodrigo Siqueira Rodrigo.Siqueira at amd.com
Tue Jul 12 15:59:36 UTC 2022


We had an MST fix for some DELL devices that got merged, but we missed
other products. This commit adds the other missing Precision devices.

Cc: Mario Limonciello <mario.limonciello at amd.com>
Cc: Jerry Zuo <Jerry.Zuo at amd.com>
Cc: Qian Fu <Qian.Fu at dell.com>
Cc: Alex Deucher <alexander.deucher at amd.com>
Fixes: 9fcd8af669d7 ("drm/amd/display: Ignore First MST Sideband Message Return Error")
Signed-off-by: Rodrigo Siqueira <Rodrigo.Siqueira at amd.com>
---
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index e203d75834de..96a0be8508ce 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1408,6 +1408,18 @@ static const struct dmi_system_id hpd_disconnect_quirk_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "Precision 3660"),
 		},
 	},
+	{
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Precision 3260"),
+	},
+	},
+	{
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Precision 3460"),
+		},
+	},
 	{}
 };
 
-- 
2.25.1



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