diff options
| author | Hans Verkuil <hverkuil@xs4all.nl> | 2017-08-17 15:19:57 +0200 |
|---|---|---|
| committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2017-10-12 10:49:14 +0300 |
| commit | 019114efd9bb21594c36a5fbdab34a004dfb0a79 (patch) | |
| tree | 59a72da60253bb5674216a7e77d2be08fe7d96e5 /drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | |
| parent | 1897e1a394c3a54a86dd46656e96d58e135033db (diff) | |
omapdrm: omapdss_hdmi_ops: add lost_hotplug op
The CEC framework needs to know when the hotplug detect signal
disappears, since that means the CEC physical address has to be
invalidated (i.e. set to f.f.f.f).
Add a lost_hotplug op that is called when the HPD signal goes away.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm/displays/connector-hdmi.c')
| -rw-r--r-- | drivers/gpu/drm/omapdrm/displays/connector-hdmi.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c index d9d25df6fc1b..4600d3841c25 100644 --- a/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c +++ b/drivers/gpu/drm/omapdrm/displays/connector-hdmi.c @@ -165,11 +165,15 @@ static bool hdmic_detect(struct omap_dss_device *dssdev) { struct panel_drv_data *ddata = to_panel_data(dssdev); struct omap_dss_device *in = ddata->in; + bool connected; if (gpio_is_valid(ddata->hpd_gpio)) - return gpio_get_value_cansleep(ddata->hpd_gpio); + connected = gpio_get_value_cansleep(ddata->hpd_gpio); else - return in->ops.hdmi->detect(in); + connected = in->ops.hdmi->detect(in); + if (!connected && in->ops.hdmi->lost_hotplug) + in->ops.hdmi->lost_hotplug(in); + return connected; } static int hdmic_register_hpd_cb(struct omap_dss_device *dssdev, |