diff options
| author | Oliver F. Brown <oliver.brown@nxp.com> | 2020-07-24 14:28:05 -0500 |
|---|---|---|
| committer | Max Krummenacher <max.krummenacher@toradex.com> | 2020-11-11 18:09:04 +0100 |
| commit | 4d47b797d6bb1db34ddf702f2cf78104be135a8f (patch) | |
| tree | 5a12b5cc42e97e42a9f5370eb852277b2ac18c39 | |
| parent | 3f945d0d10f0ce2d6d84d336abf52470794770d6 (diff) | |
MLK-24521: drm: bridge: hdmi: Prevent the driver from rejecting VIC 0 modes
iMX8QM can support the non CEA modes, iMX8M cannot support non CEA modes.
So driver should allow non CEA modes for iMX8QM.
Signed-off-by: Oliver F. Brown <oliver.brown@nxp.com>
Reviewed-by: Liu Ying <victor.liu@nxp.com>
(cherry picked from commit 863af2196cb53200f50b1d04c6eb90d04262b0e4)
Related-to: ELB-3237
Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
| -rw-r--r-- | drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c b/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c index 7792aef1151f..067290b3b3ad 100644 --- a/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c +++ b/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c @@ -388,9 +388,12 @@ cdns_hdmi_bridge_mode_valid(struct drm_bridge *bridge, if (mode->hdisplay > 3840 || mode->vdisplay > 2160) return MODE_BAD_HVALUE; - vic = drm_match_cea_mode(mode); - if (vic == 0) - return MODE_BAD; + /* imx8mq-hdmi does not support non CEA modes */ + if (!strncmp("imx8mq-hdmi", mhdp->plat_data->plat_name, 11)) { + vic = drm_match_cea_mode(mode); + if (vic == 0) + return MODE_BAD; + } mhdp->valid_mode = mode; ret = cdns_mhdp_plat_call(mhdp, phy_video_valid); |