drm/radeon/kms: add quirk for hp dc5750

Doesn't have a tv-out port

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index fcb9371bf057..a36ede002ee4 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -1587,6 +1587,12 @@ static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
             dev->pdev->subsystem_device == 0x009f)
                 return false;
 
+        /* HP dc5750 has non-existent TV port */
+        if (dev->pdev->device == 0x5974 &&
+            dev->pdev->subsystem_vendor == 0x103c &&
+            dev->pdev->subsystem_device == 0x280a)
+                return false;
+
         return true;
 }