On Thu, Oct 10, 2019 at 06:09:02PM -0700, Lucas De Marchi wrote:
> Those init functions mark their success in the intel_dig_port
> struct, the return values are not really used.
> 
> Signed-off-by: Lucas De Marchi <lucas.demar...@intel.com>
> ---
>  drivers/gpu/drm/i915/display/intel_dp_mst.c | 11 +++++------
>  drivers/gpu/drm/i915/display/intel_dp_mst.h |  2 +-
>  2 files changed, 6 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c 
> b/drivers/gpu/drm/i915/display/intel_dp_mst.c
> index 2203be28ea01..c2bbba1effc1 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c
> +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c
> @@ -634,7 +634,7 @@ intel_dp_create_fake_mst_encoder(struct 
> intel_digital_port *intel_dig_port, enum
>  
>  }
>  
> -static bool
> +static void
>  intel_dp_create_fake_mst_encoders(struct intel_digital_port *intel_dig_port)
>  {
>       struct intel_dp *intel_dp = &intel_dig_port->dp;
> @@ -643,7 +643,6 @@ intel_dp_create_fake_mst_encoders(struct 
> intel_digital_port *intel_dig_port)
>  
>       for_each_pipe(dev_priv, pipe)
>               intel_dp->mst_encoders[pipe] = 
> intel_dp_create_fake_mst_encoder(intel_dig_port, pipe);
> -     return true;
>  }
>  
>  int
> @@ -652,14 +651,13 @@ intel_dp_mst_encoder_active_links(struct 
> intel_digital_port *intel_dig_port)
>       return intel_dig_port->dp.active_mst_links;
>  }
>  
> -int
> +void
>  intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int 
> conn_base_id)
>  {
>       struct intel_dp *intel_dp = &intel_dig_port->dp;
>       struct drm_device *dev = intel_dig_port->base.base.dev;
>       int ret;
>  
> -     intel_dp->can_mst = true;
>       intel_dp->mst_mgr.cbs = &mst_cbs;
>  
>       /* create encoders */
> @@ -668,9 +666,10 @@ intel_dp_mst_encoder_init(struct intel_digital_port 
> *intel_dig_port, int conn_ba
>                                          &intel_dp->aux, 16, 3, conn_base_id);
>       if (ret) {
>               intel_dp->can_mst = false;
> -             return ret;
> +             return;
>       }
> -     return 0;

I don't really like the silent failure mode. Maybe we should just fail
the entire connector init when this happens?

> +
> +     intel_dp->can_mst = true;
>  }
>  
>  void
> diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.h 
> b/drivers/gpu/drm/i915/display/intel_dp_mst.h
> index f660ad80db04..f2478c17a8fd 100644
> --- a/drivers/gpu/drm/i915/display/intel_dp_mst.h
> +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.h
> @@ -8,7 +8,7 @@
>  
>  struct intel_digital_port;
>  
> -int intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, int 
> conn_id);
> +void intel_dp_mst_encoder_init(struct intel_digital_port *intel_dig_port, 
> int conn_id);
>  void intel_dp_mst_encoder_cleanup(struct intel_digital_port *intel_dig_port);
>  int intel_dp_mst_encoder_active_links(struct intel_digital_port 
> *intel_dig_port);
>  
> -- 
> 2.23.0
> 
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel
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