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| author | Mykola Lysenko <Mykola.Lysenko@amd.com> | 2015-12-07 21:55:51 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2015-12-15 12:22:28 +0300 |
| commit | a68d2437d73188abe5d92d551cc63d6b67d8ce57 (patch) | |
| tree | 3b62bb37659c15c500dc0a74d8a41e31d179b3a6 /drivers/gpu/drm/drm_dp_mst_topology.c | |
| parent | d55f5320c7811d3858edaef5f2d4a9a7e43b1af8 (diff) | |
| download | linux-a68d2437d73188abe5d92d551cc63d6b67d8ce57.tar.xz | |
drm/dp/mst: reply with ACK for UP reqs
Currently we reply with NACK to UP requests which might
confuse receivers. We haven't seen any actual issues with
this but should still respond to UP requests correctly.
Signed-off-by: Mykola Lysenko <Mykola.Lysenko@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1449514552-10236-2-git-send-email-harry.wentland@amd.com
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_dp_mst_topology.c')
| -rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 809959d56d78..64a0a3729643 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -1823,7 +1823,7 @@ static int drm_dp_encode_up_ack_reply(struct drm_dp_sideband_msg_tx *msg, u8 req { struct drm_dp_sideband_msg_reply_body reply; - reply.reply_type = 1; + reply.reply_type = 0; reply.req_type = req_type; drm_dp_encode_sideband_reply(&reply, msg); return 0; |