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Date: Wed, 6 Feb 2019 21:33:20 +0200
From: Ville Syrjälä <ville.syrjala@...ux.intel.com>
To: Lyude Paul <lyude@...hat.com>
Cc: intel-gfx@...ts.freedesktop.org, David Airlie <airlied@...ux.ie>,
linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org
Subject: Re: [Intel-gfx] [PATCH v3 3/3] drm/i915: Don't send hotplug in
intel_dp_check_mst_status()
On Tue, Jan 29, 2019 at 02:10:01PM -0500, Lyude Paul wrote:
> This hotplug also isn't needed: drm_dp_mst_topology_mgr_set_mst()
> already sends a hotplug on its own from drm_dp_destroy_connector_work()
> after destroying connectors in the MST topology.
>
> Signed-off-by: Lyude Paul <lyude@...hat.com>
> Cc: Imre Deak <imre.deak@...el.com>
> Cc: Daniel Vetter <daniel@...ll.ch>
Reviewed-by: Ville Syrjälä <ville.syrjala@...ux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_dp.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
> index c2399acf177b..f9113c0cdfcd 100644
> --- a/drivers/gpu/drm/i915/intel_dp.c
> +++ b/drivers/gpu/drm/i915/intel_dp.c
> @@ -4608,12 +4608,10 @@ intel_dp_check_mst_status(struct intel_dp *intel_dp)
>
> return ret;
> } else {
> - struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp);
> DRM_DEBUG_KMS("failed to get ESI - device may have failed\n");
> intel_dp->is_mst = false;
> - drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr, intel_dp->is_mst);
> - /* send a hotplug event */
> - drm_kms_helper_hotplug_event(intel_dig_port->base.base.dev);
> + drm_dp_mst_topology_mgr_set_mst(&intel_dp->mst_mgr,
> + intel_dp->is_mst);
> }
> }
> return -EINVAL;
> --
> 2.20.1
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Ville Syrjälä
Intel
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