linux-kernel - [PATCH 3.4 23/91] drm/radeon: add connector quirk for fujitsu board

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Date:	Wed, 28 Jan 2015 12:06:52 +0800
From:	lizf@...nel.org
To:	stable@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Alex Deucher <alexander.deucher@....com>,
	Zefan Li <lizefan@...wei.com>
Subject: [PATCH 3.4 23/91] drm/radeon: add connector quirk for fujitsu board

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

3.4.105-rc1 review patch.  If anyone has any objections, please let me know.

------------------


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@....com>
Signed-off-by: Zefan Li <lizefan@...wei.com>
---
 drivers/gpu/drm/radeon/radeon_atombios.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 6d0c32b..1ce6743 100644
--- 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(struct drm_device *dev,
 		}
 	}
 
+	/* 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;
 }
-- 
1.9.1

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