diff mbox

drm/nouveau: Add Lenovo P70 to apply_dcb_encoder_quirks

Message ID 20161128142407.9832-1-hdegoede@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Hans de Goede Nov. 28, 2016, 2:24 p.m. UTC 
The Lenono P70's HDMI connector is listed twice, both as DP and as
DVI connector. Ignore the DVI entry, making all ports show up as
DP ports, like on the non-broken P50 model.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
 drivers/gpu/drm/nouveau/nouveau_bios.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
diff mbox

Patch

diff --git a/drivers/gpu/drm/nouveau/nouveau_bios.c b/drivers/gpu/drm/nouveau/nouveau_bios.c
index 23ffe85..ef2e6fd 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bios.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bios.c
@@ -1746,6 +1746,17 @@  apply_dcb_encoder_quirks(struct drm_device *dev, int idx, u32 *conn, u32 *conf)
 			*conn = 0x02000312;
 	}
 
+	/*
+	 * Lenovo P70: HMDI connector listed as both DP and DVI,
+	 * ignore the DVI entry.
+	 */
+	if (nv_match_device(dev, 0x13f9, 0x17aa, 0x222d)) {
+		if (idx == 7) {
+			*conn = 0x0000000f;
+			*conf = 0x00000000;
+		}
+	}
+
 	return true;
 }