diff options
| author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-05-28 11:27:30 +0300 |
|---|---|---|
| committer | Andrzej Hajda <a.hajda@samsung.com> | 2019-05-31 15:41:20 +0200 |
| commit | 5761a259aa9efc61b3253675643a87b3092e90b5 (patch) | |
| tree | 9906a7d4ac11ee15348779b955b763f05c8dbcac /drivers | |
| parent | ca342386a9b3a47b3ed30c9a89e74c9ca6152cc6 (diff) | |
drm/bridge: tc358767: move video stream setup to tc_main_link_stream
The driver currently sets the video stream registers in
tc_main_link_setup. One should be able to establish the DP link without
any video stream, so a more logical place is to configure the stream in
the tc_main_link_stream. So move them there.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Reviewed-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190528082747.3631-8-tomi.valkeinen@ti.com
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/bridge/tc358767.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c index 39a9de880e5a..4de21c3883d8 100644 --- a/drivers/gpu/drm/bridge/tc358767.c +++ b/drivers/gpu/drm/bridge/tc358767.c @@ -1004,15 +1004,6 @@ static int tc_main_link_setup(struct tc_data *tc) return -EAGAIN; } - ret = tc_set_video_mode(tc, tc->mode); - if (ret) - goto err; - - /* Set M/N */ - ret = tc_stream_clock_calc(tc); - if (ret) - goto err; - return 0; err_dpcd_read: dev_err(tc->dev, "Failed to read DPCD: %d\n", ret); @@ -1031,6 +1022,15 @@ static int tc_main_link_stream(struct tc_data *tc, int state) dev_dbg(tc->dev, "stream: %d\n", state); if (state) { + ret = tc_set_video_mode(tc, tc->mode); + if (ret) + goto err; + + /* Set M/N */ + ret = tc_stream_clock_calc(tc); + if (ret) + goto err; + value = VID_MN_GEN | DP_EN; if (tc->link.base.capabilities & DP_LINK_CAP_ENHANCED_FRAMING) value |= EF_EN; |