On Wed, Nov 28, 2018 at 5:12 PM Daniel Vetter <daniel.vetter@xxxxxxxx> wrote:
>
> When everyone implements it exactly the same way, among all 4
> implementations, there's not really a need to overwrite this at all.
>
> Aside: drm_kms_helper_hotplug_event is pretty much core functionality
> at this point. Probably should move it there.
>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
> ---
> .../drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c | 9 ---------
> drivers/gpu/drm/drm_dp_mst_topology.c | 7 ++++---
> drivers/gpu/drm/i915/intel_dp_mst.c | 10 ----------
> drivers/gpu/drm/nouveau/dispnv50/disp.c | 8 --------
> drivers/gpu/drm/radeon/radeon_dp_mst.c | 9 ---------
> include/drm/drm_dp_mst_helper.h | 2 --
> 6 files changed, 4 insertions(+), 41 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 d02c32a1039c..9fdeca096407 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
> @@ -396,14 +396,6 @@ static void dm_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
> drm_connector_put(connector);
> }
>
> -static void dm_dp_mst_hotplug(struct drm_dp_mst_topology_mgr *mgr)
> -{
> - struct amdgpu_dm_connector *master = container_of(mgr, struct amdgpu_dm_connector, mst_mgr);
> - struct drm_device *dev = master->base.dev;
> -
> - drm_kms_helper_hotplug_event(dev);
> -}
> -
> static void dm_dp_mst_register_connector(struct drm_connector *connector)
> {
> struct drm_device *dev = connector->dev;
> @@ -420,7 +412,6 @@ static void dm_dp_mst_register_connector(struct drm_connector *connector)
> static const struct drm_dp_mst_topology_cbs dm_mst_cbs = {
> .add_connector = dm_dp_add_mst_connector,
> .destroy_connector = dm_dp_destroy_mst_connector,
> - .hotplug = dm_dp_mst_hotplug,
> .register_connector = dm_dp_mst_register_connector
> };
>
> diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
> index 08978ad72f33..639552918b44 100644
> --- a/drivers/gpu/drm/drm_dp_mst_topology.c
> +++ b/drivers/gpu/drm/drm_dp_mst_topology.c
> @@ -33,6 +33,7 @@
> #include <drm/drm_fixed.h>
> #include <drm/drm_atomic.h>
> #include <drm/drm_atomic_helper.h>
> +#include <drm/drm_crtc_helper.h>
>
> /**
> * DOC: dp mst helper
> @@ -1650,7 +1651,7 @@ static void drm_dp_send_link_address(struct drm_dp_mst_topology_mgr *mgr,
> for (i = 0; i < txmsg->reply.u.link_addr.nports; i++) {
> drm_dp_add_port(mstb, mgr->dev, &txmsg->reply.u.link_addr.ports[i]);
> }
> - (*mgr->cbs->hotplug)(mgr);
> + drm_kms_helper_hotplug_event(mgr->dev);
> }
> } else {
> mstb->link_address_sent = false;
> @@ -2423,7 +2424,7 @@ static int drm_dp_mst_handle_up_req(struct drm_dp_mst_topology_mgr *mgr)
> drm_dp_update_port(mstb, &msg.u.conn_stat);
>
> DRM_DEBUG_KMS("Got CSN: pn: %d ldps:%d ddps: %d mcs: %d ip: %d pdt: %d\n", msg.u.conn_stat.port_number, msg.u.conn_stat.legacy_device_plug_status, msg.u.conn_stat.displayport_device_plug_status, msg.u.conn_stat.message_capability_status, msg.u.conn_stat.input_port, msg.u.conn_stat.peer_device_type);
> - (*mgr->cbs->hotplug)(mgr);
> + drm_kms_helper_hotplug_event(mgr->dev);
>
> } else if (msg.req_type == DP_RESOURCE_STATUS_NOTIFY) {
> drm_dp_send_up_ack_reply(mgr, mgr->mst_primary, msg.req_type, seqno, false);
> @@ -3120,7 +3121,7 @@ static void drm_dp_destroy_connector_work(struct work_struct *work)
> send_hotplug = true;
> }
> if (send_hotplug)
> - (*mgr->cbs->hotplug)(mgr);
> + drm_kms_helper_hotplug_event(mgr->dev);
> }
>
> static struct drm_private_state *
> diff --git a/drivers/gpu/drm/i915/intel_dp_mst.c b/drivers/gpu/drm/i915/intel_dp_mst.c
> index 4de247ddf05f..f05427b74e34 100644
> --- a/drivers/gpu/drm/i915/intel_dp_mst.c
> +++ b/drivers/gpu/drm/i915/intel_dp_mst.c
> @@ -517,20 +517,10 @@ static void intel_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
> drm_connector_put(connector);
> }
>
> -static void intel_dp_mst_hotplug(struct drm_dp_mst_topology_mgr *mgr)
> -{
> - struct intel_dp *intel_dp = container_of(mgr, struct intel_dp, mst_mgr);
> - struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> - struct drm_device *dev = intel_dig_port->base.base.dev;
> -
> - drm_kms_helper_hotplug_event(dev);
> -}
> -
> static const struct drm_dp_mst_topology_cbs mst_cbs = {
> .add_connector = intel_dp_add_mst_connector,
> .register_connector = intel_dp_register_mst_connector,
> .destroy_connector = intel_dp_destroy_mst_connector,
> - .hotplug = intel_dp_mst_hotplug,
> };
>
> static struct intel_dp_mst_encoder *
> diff --git a/drivers/gpu/drm/nouveau/dispnv50/disp.c b/drivers/gpu/drm/nouveau/dispnv50/disp.c
> index 6cbbae3f438b..4a56841958c8 100644
> --- a/drivers/gpu/drm/nouveau/dispnv50/disp.c
> +++ b/drivers/gpu/drm/nouveau/dispnv50/disp.c
> @@ -1055,13 +1055,6 @@ nv50_mstm_prepare(struct nv50_mstm *mstm)
> }
> }
>
> -static void
> -nv50_mstm_hotplug(struct drm_dp_mst_topology_mgr *mgr)
> -{
> - struct nv50_mstm *mstm = nv50_mstm(mgr);
> - drm_kms_helper_hotplug_event(mstm->outp->base.base.dev);
> -}
> -
> static void
> nv50_mstm_destroy_connector(struct drm_dp_mst_topology_mgr *mgr,
> struct drm_connector *connector)
> @@ -1113,7 +1106,6 @@ nv50_mstm = {
> .add_connector = nv50_mstm_add_connector,
> .register_connector = nv50_mstm_register_connector,
> .destroy_connector = nv50_mstm_destroy_connector,
> - .hotplug = nv50_mstm_hotplug,
> };
>
> void
> diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c
> index 84b3ad2172a3..a0c70e27ab65 100644
> --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c
> +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c
> @@ -320,19 +320,10 @@ static void radeon_dp_destroy_mst_connector(struct drm_dp_mst_topology_mgr *mgr,
> DRM_DEBUG_KMS("\n");
> }
>
> -static void radeon_dp_mst_hotplug(struct drm_dp_mst_topology_mgr *mgr)
> -{
> - struct radeon_connector *master = container_of(mgr, struct radeon_connector, mst_mgr);
> - struct drm_device *dev = master->base.dev;
> -
> - drm_kms_helper_hotplug_event(dev);
> -}
> -
> static const struct drm_dp_mst_topology_cbs mst_cbs = {
> .add_connector = radeon_dp_add_mst_connector,
> .register_connector = radeon_dp_register_mst_connector,
> .destroy_connector = radeon_dp_destroy_mst_connector,
> - .hotplug = radeon_dp_mst_hotplug,
> };
>
> static struct
> diff --git a/include/drm/drm_dp_mst_helper.h b/include/drm/drm_dp_mst_helper.h
> index 59f005b419cf..371cc2816477 100644
> --- a/include/drm/drm_dp_mst_helper.h
> +++ b/include/drm/drm_dp_mst_helper.h
> @@ -387,8 +387,6 @@ struct drm_dp_mst_topology_cbs {
> void (*register_connector)(struct drm_connector *connector);
> void (*destroy_connector)(struct drm_dp_mst_topology_mgr *mgr,
> struct drm_connector *connector);
> - void (*hotplug)(struct drm_dp_mst_topology_mgr *mgr);
> -
> };
>
> #define DP_MAX_PAYLOAD (sizeof(unsigned long) * 8)
> --
> 2.19.1
>
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