From: Sean Paul <seanpaul@xxxxxxxxxxxx>
[ Upstream commit 268de6530aa18fe5773062367fd119f0045f6e88 ]
Spec says[1] Allocated_PBN is 16 bits
[1]- DisplayPort 1.2 Spec, Section 2.11.9.8, Table 2-98
Fixes: ad7f8a1f9ced ("drm/helper: add Displayport multi-stream helper (v0.6)")
Cc: Lyude Paul <lyude@xxxxxxxxxx>
Cc: Todd Previte <tprevite@xxxxxxxxx>
Cc: Dave Airlie <airlied@xxxxxxxxxx>
Cc: Maarten Lankhorst <maarten.lankhorst@xxxxxxxxxxxxxxx>
Cc: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
Cc: Sean Paul <sean@xxxxxxxxxx>
Cc: David Airlie <airlied@xxxxxxxx>
Cc: Daniel Vetter <daniel@xxxxxxxx>
Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Reviewed-by: Lyude Paul <lyude@xxxxxxxxxx>
Signed-off-by: Sean Paul <seanpaul@xxxxxxxxxxxx>
Link: https://patchwork.freedesktop.org/patch/msgid/20190829165223.129662-1-sean@xxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
include/drm/drm_dp_mst_helper.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h
index 8c97a5f92c470..e1b812ef28ef2 100644
--- a/include/drm/drm_dp_mst_helper.h
+++ b/include/drm/drm_dp_mst_helper.h
@@ -334,7 +334,7 @@ struct drm_dp_resource_status_notify {
struct drm_dp_query_payload_ack_reply {
u8 port_number;
- u8 allocated_pbn;
+ u16 allocated_pbn;
};
struct drm_dp_sideband_msg_req_body {
--
2.20.1
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