diff options
| author | Dariusz Marcinkiewicz <darekm@google.com> | 2019-08-14 13:44:59 +0300 |
|---|---|---|
| committer | Hans Verkuil <hverkuil-cisco@xs4all.nl> | 2019-08-27 13:52:59 +0300 |
| commit | ae85b0df124f6928709f6707db55457f369bcb27 (patch) | |
| tree | 993a61af81c3d98c38e37d1776a867b40e7e4c35 /drivers/gpu/drm/drm_dp_cec.c | |
| parent | 3e93bc2a58aa241081e043ef9e6e86c42808499a (diff) | |
| download | linux-ae85b0df124f6928709f6707db55457f369bcb27.tar.xz | |
drm_dp_cec: add connector info support.
Pass the connector info to the CEC adapter. This makes it possible
to associate the CEC adapter with the corresponding drm connector.
Signed-off-by: Dariusz Marcinkiewicz <darekm@google.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Tested-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Reviewed-by: Lyude Paul <lyude@redhat.com>
Reviewed-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Link: https://patchwork.freedesktop.org/patch/msgid/20190814104520.6001-2-darekm@google.com
Diffstat (limited to 'drivers/gpu/drm/drm_dp_cec.c')
| -rw-r--r-- | drivers/gpu/drm/drm_dp_cec.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/drivers/gpu/drm/drm_dp_cec.c b/drivers/gpu/drm/drm_dp_cec.c index b15cee85b702..b457c16c3a8b 100644 --- a/drivers/gpu/drm/drm_dp_cec.c +++ b/drivers/gpu/drm/drm_dp_cec.c @@ -8,7 +8,9 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/slab.h> +#include <drm/drm_connector.h> #include <drm/drm_dp_helper.h> +#include <drm/drmP.h> #include <media/cec.h> /* @@ -295,7 +297,10 @@ static void drm_dp_cec_unregister_work(struct work_struct *work) */ void drm_dp_cec_set_edid(struct drm_dp_aux *aux, const struct edid *edid) { - u32 cec_caps = CEC_CAP_DEFAULTS | CEC_CAP_NEEDS_HPD; + struct drm_connector *connector = aux->cec.connector; + u32 cec_caps = CEC_CAP_DEFAULTS | CEC_CAP_NEEDS_HPD | + CEC_CAP_CONNECTOR_INFO; + struct cec_connector_info conn_info; unsigned int num_las = 1; u8 cap; @@ -344,13 +349,17 @@ void drm_dp_cec_set_edid(struct drm_dp_aux *aux, const struct edid *edid) /* Create a new adapter */ aux->cec.adap = cec_allocate_adapter(&drm_dp_cec_adap_ops, - aux, aux->cec.name, cec_caps, + aux, connector->name, cec_caps, num_las); if (IS_ERR(aux->cec.adap)) { aux->cec.adap = NULL; goto unlock; } - if (cec_register_adapter(aux->cec.adap, aux->cec.parent)) { + + cec_fill_conn_info_from_drm(&conn_info, connector); + cec_s_conn_info(aux->cec.adap, &conn_info); + + if (cec_register_adapter(aux->cec.adap, connector->dev->dev)) { cec_delete_adapter(aux->cec.adap); aux->cec.adap = NULL; } else { @@ -406,22 +415,20 @@ EXPORT_SYMBOL(drm_dp_cec_unset_edid); /** * drm_dp_cec_register_connector() - register a new connector * @aux: DisplayPort AUX channel - * @name: name of the CEC device - * @parent: parent device + * @connector: drm connector * * A new connector was registered with associated CEC adapter name and * CEC adapter parent device. After registering the name and parent * drm_dp_cec_set_edid() is called to check if the connector supports * CEC and to register a CEC adapter if that is the case. */ -void drm_dp_cec_register_connector(struct drm_dp_aux *aux, const char *name, - struct device *parent) +void drm_dp_cec_register_connector(struct drm_dp_aux *aux, + struct drm_connector *connector) { WARN_ON(aux->cec.adap); if (WARN_ON(!aux->transfer)) return; - aux->cec.name = name; - aux->cec.parent = parent; + aux->cec.connector = connector; INIT_DELAYED_WORK(&aux->cec.unregister_work, drm_dp_cec_unregister_work); } |