diff options
| author | Jyri Sarha <jsarha@ti.com> | 2019-05-27 16:47:53 +0300 |
|---|---|---|
| committer | Andrzej Hajda <a.hajda@samsung.com> | 2019-05-31 16:57:08 +0300 |
| commit | bceee9bb894887ac38fae0f3f784dad4302114fd (patch) | |
| tree | 5399b5aaadefa7d17e8bedd02369aa859ea187d1 /drivers/gpu/drm/bridge/sii902x.c | |
| parent | 9fba099b7a84308922017cd6ca1c4c8b4954cb99 (diff) | |
| download | linux-bceee9bb894887ac38fae0f3f784dad4302114fd.tar.xz | |
drm/bridge: sii902x: Set output mode to HDMI or DVI according to EDID
Set output mode to HDMI or DVI according to EDID HDMI signature.
Signed-off-by: Jyri Sarha <jsarha@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/c42838073b83185a5cf9949caab3c70ee093b791.1558964241.git.jsarha@ti.com
Diffstat (limited to 'drivers/gpu/drm/bridge/sii902x.c')
| -rw-r--r-- | drivers/gpu/drm/bridge/sii902x.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index 0d3d730b97ff..2ced4f404cae 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -181,12 +181,16 @@ static int sii902x_get_modes(struct drm_connector *connector) { struct sii902x *sii902x = connector_to_sii902x(connector); u32 bus_format = MEDIA_BUS_FMT_RGB888_1X24; + u8 output_mode = SII902X_SYS_CTRL_OUTPUT_DVI; struct edid *edid; int num = 0, ret; edid = drm_get_edid(connector, sii902x->i2cmux->adapter[0]); drm_connector_update_edid_property(connector, edid); if (edid) { + if (drm_detect_hdmi_monitor(edid)) + output_mode = SII902X_SYS_CTRL_OUTPUT_HDMI; + num = drm_add_edid_modes(connector, edid); kfree(edid); } @@ -196,6 +200,11 @@ static int sii902x_get_modes(struct drm_connector *connector) if (ret) return ret; + ret = regmap_update_bits(sii902x->regmap, SII902X_SYS_CTRL_DATA, + SII902X_SYS_CTRL_OUTPUT_MODE, output_mode); + if (ret) + return ret; + return num; } |