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drm/i915/mst: Drop pre_pll_enable null check 

MST is only supported in DDI ports that have this hook, so the null
check can be dropped.

Suggested-by: Imre Deak <imre.deak@intel.com>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Signed-off-by: Imre Deak <imre.deak@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20181107235449.32264-3-jose.souza@intel.com
This commit is contained in:
José Roberto de Souza 2018-11-07 15:54:49 -08:00 committed by Imre Deak
parent bad46f2f33
commit ca401e9674
1 changed files with 1 additions and 2 deletions
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3
drivers/gpu/drm/i915/intel_dp_mst.c
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@ -209,8 +209,7 @@ static void intel_mst_pre_pll_enable_dp(struct intel_encoder *encoder,
struct intel_digital_port *intel_dig_port = intel_mst->primary;
struct intel_dp *intel_dp = &intel_dig_port->dp;
if (intel_dp->active_mst_links == 0 &&
intel_dig_port->base.pre_pll_enable)
if (intel_dp->active_mst_links == 0)
intel_dig_port->base.pre_pll_enable(&intel_dig_port->base,
pipe_config, NULL);
}