drm/radeon/kms: add quirk for MSI K9A2GM motherboard

commit f36fce0f49ed40f3e843d45fa53d476d63444b58 upstream.

Board has no digital connectors

Reported-by: Andy Walls <awalls@md.metrocast.net>
Tested-by: Andy Walls <awalls@md.metrocast.net>
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index 6bfef51bd583d2b23c968a8f70069cc48a692d46..d7c18e5233e5c5e7eeeca5c469462727229d853d 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -226,6 +226,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
                        *connector_type = DRM_MODE_CONNECTOR_DVID;
        }
 
+       /* MSI K9A2GM V2/V3 board has no HDMI or DVI */
+       if ((dev->pdev->device == 0x796e) &&
+           (dev->pdev->subsystem_vendor == 0x1462) &&
+           (dev->pdev->subsystem_device == 0x7302)) {
+               if ((supported_device == ATOM_DEVICE_DFP2_SUPPORT) ||
+                   (supported_device == ATOM_DEVICE_DFP3_SUPPORT))
+                       return false;
+       }
+
        /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
        if ((dev->pdev->device == 0x7941) &&
            (dev->pdev->subsystem_vendor == 0x147b) &&