4.14-stable patches

[thirdparty/kernel/stable-queue.git] / releases / 3.10.56 / drm-radeon-add-connector-quirk-for-fujitsu-board.patch

From 1952f24d0fa6292d65f886887af87ba8ac79b3ba Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Mon, 8 Sep 2014 13:55:51 -0400
Subject: drm/radeon: add connector quirk for fujitsu board

From: Alex Deucher <alexander.deucher@amd.com>

commit 1952f24d0fa6292d65f886887af87ba8ac79b3ba upstream.

Vbios connector table lists non-existent VGA port.

Bug:
https://bugs.freedesktop.org/show_bug.cgi?id=83184

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/gpu/drm/radeon/radeon_atombios.c |    7 +++++++
 1 file changed, 7 insertions(+)

--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -463,6 +463,13 @@ static bool radeon_atom_apply_quirks(str
 		}
 	}
 
+	/* Fujitsu D3003-S2 board lists DVI-I as DVI-I and VGA */
+	if ((dev->pdev->device == 0x9805) &&
+	    (dev->pdev->subsystem_vendor == 0x1734) &&
+	    (dev->pdev->subsystem_device == 0x11bd)) {
+		if (*connector_type == DRM_MODE_CONNECTOR_VGA)
+			return false;
+	}
 
 	return true;
 }