Hi Oleg,
On 2019/07/15, Oleg Vasilev wrote:
> Since DP-specific information is stored in driver's structures, every
> driver needs to implement subconnector property by itself.
>
> Signed-off-by: Oleg Vasilev <oleg.vasilev@xxxxxxxxx>
> Cc: nouveau@xxxxxxxxxxxxxxxxxxxxx
> ---
> drivers/gpu/drm/nouveau/nouveau_connector.c | 13 +++++++++++++
> drivers/gpu/drm/nouveau/nouveau_dp.c | 9 +++++++++
> drivers/gpu/drm/nouveau/nouveau_encoder.h | 1 +
> 3 files changed, 23 insertions(+)
>
> diff --git a/drivers/gpu/drm/nouveau/nouveau_connector.c b/drivers/gpu/drm/nouveau/nouveau_connector.c
> index 4116ee62adaf..728949d803af 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_connector.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_connector.c
> @@ -636,6 +636,17 @@ nouveau_connector_detect(struct drm_connector *connector, bool force)
> pm_runtime_mark_last_busy(dev->dev);
> pm_runtime_put_autosuspend(dev->dev);
>
> + if (connector->connector_type == DRM_MODE_CONNECTOR_DisplayPort ||
> + connector->connector_type == DRM_MODE_CONNECTOR_eDP) {
> + enum drm_mode_subconnector subconnector = DRM_MODE_SUBCONNECTOR_Unknown;
> +
> + if (conn_status == connector_status_connected && nv_encoder)
> + subconnector = nv_encoder->dp.subconnector;
> + drm_object_property_set_value(&connector->base,
> + connector->dev->mode_config.dp_subconnector_property,
> + subconnector);
> + }
> +
> return conn_status;
> }
>
> @@ -1357,6 +1368,8 @@ nouveau_connector_create(struct drm_device *dev,
> kfree(nv_connector);
> return ERR_PTR(ret);
> }
> +
> + drm_mode_add_dp_subconnector_property(connector);
> funcs = &nouveau_connector_funcs;
> break;
> default:
> diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c
> index 0d052e1660f8..7a87b0f808a7 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_dp.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c
> @@ -63,6 +63,7 @@ nouveau_dp_detect(struct nouveau_encoder *nv_encoder)
> struct nouveau_drm *drm = nouveau_drm(dev);
> struct nvkm_i2c_aux *aux;
> u8 dpcd[8];
> + u8 port_cap[DP_MAX_DOWNSTREAM_PORTS] = {0};
IIRC clang will complain about {0}. How about we make this a {}.
Regardless of the above nitpick, the series is:
Reviewed-by: Emil Velikov <emil.velikov@xxxxxxxxxxxxx>
Thanks for the follow-up :-)
Emil
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