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authorDariusz Marcinkiewicz <darekm@google.com>2019-06-24 17:19:08 +0200
committerHans Verkuil <hverkuil-cisco@xs4all.nl>2019-06-25 16:34:20 +0200
commitdf4791238a91cf991131c16da17dc45137c5d4e4 (patch)
tree0a88685248e43bbef0d23ae3291bc7c6d0ce2b1d
parent525088a9ac899ce8bf336aaaf23705f8b9ced2aa (diff)
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>
-rw-r--r--drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c2
-rw-r--r--drivers/gpu/drm/drm_dp_cec.c25
-rw-r--r--drivers/gpu/drm/i915/intel_dp.c4
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_connector.c3
-rw-r--r--include/drm/drm_dp_helper.h14
5 files changed, 26 insertions, 22 deletions
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index 6e205ee36ac3..7f2eb4eb1035 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -394,7 +394,7 @@ void amdgpu_dm_initialize_dp_connector(struct amdgpu_display_manager *dm,
drm_dp_aux_register(&aconnector->dm_dp_aux.aux);
drm_dp_cec_register_connector(&aconnector->dm_dp_aux.aux,
- aconnector->base.name, dm->adev->dev);
+ &aconnector->base);
aconnector->mst_mgr.cbs = &dm_mst_cbs;
drm_dp_mst_topology_mgr_init(
&aconnector->mst_mgr,
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);
}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 560274d1c50b..1dfd16848e03 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -5518,7 +5518,6 @@ static int
intel_dp_connector_register(struct drm_connector *connector)
{
struct intel_dp *intel_dp = intel_attached_dp(connector);
- struct drm_device *dev = connector->dev;
int ret;
ret = intel_connector_register(connector);
@@ -5533,8 +5532,7 @@ intel_dp_connector_register(struct drm_connector *connector)
intel_dp->aux.dev = connector->kdev;
ret = drm_dp_aux_register(&intel_dp->aux);
if (!ret)
- drm_dp_cec_register_connector(&intel_dp->aux,
- connector->name, dev->dev);
+ drm_dp_cec_register_connector(&intel_dp->aux, connector);
return ret;
}
diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
index 4116ee62adaf..4438824ca88b 100644
--- a/drivers/gpu/drm/nouveau/nouveau_connector.c
+++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
@@ -1413,8 +1413,7 @@ nouveau_connector_create(struct drm_device *dev,
switch (type) {
case DRM_MODE_CONNECTOR_DisplayPort:
case DRM_MODE_CONNECTOR_eDP:
- drm_dp_cec_register_connector(&nv_connector->aux,
- connector->name, dev->dev);
+ drm_dp_cec_register_connector(&nv_connector->aux, connector);
break;
}
diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 97ce790a5b5a..eeb42abc343c 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -1208,6 +1208,7 @@ struct drm_dp_aux_msg {
struct cec_adapter;
struct edid;
+struct drm_connector;
/**
* struct drm_dp_aux_cec - DisplayPort CEC-Tunneling-over-AUX
@@ -1220,8 +1221,7 @@ struct edid;
struct drm_dp_aux_cec {
struct mutex lock;
struct cec_adapter *adap;
- const char *name;
- struct device *parent;
+ struct drm_connector *connector;
struct delayed_work unregister_work;
};
@@ -1418,8 +1418,8 @@ drm_dp_has_quirk(const struct drm_dp_desc *desc, enum drm_dp_quirk quirk)
#ifdef CONFIG_DRM_DP_CEC
void drm_dp_cec_irq(struct drm_dp_aux *aux);
-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);
void drm_dp_cec_unregister_connector(struct drm_dp_aux *aux);
void drm_dp_cec_set_edid(struct drm_dp_aux *aux, const struct edid *edid);
void drm_dp_cec_unset_edid(struct drm_dp_aux *aux);
@@ -1428,9 +1428,9 @@ static inline void drm_dp_cec_irq(struct drm_dp_aux *aux)
{
}
-static inline void drm_dp_cec_register_connector(struct drm_dp_aux *aux,
- const char *name,
- struct device *parent)
+static inline void
+drm_dp_cec_register_connector(struct drm_dp_aux *aux,
+ struct drm_connector *connector)
{
}

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