From: Ville Syrjälä Date: Fri, 13 Dec 2019 19:52:13 +0000 (+0200) Subject: drm/i915: Call hsw_fdi_link_train() directly() X-Git-Tag: v5.6-rc1~114^2~17^2~53 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=6a6d79de4d194c7b8db35be74b9f29863f74f76b;p=linux.git drm/i915: Call hsw_fdi_link_train() directly() Remove the pointless vfunc detour for hsw_fdi_link_train() and just call it directly. Also pass the encoder in so we can nuke the silly encoder loop within. Cc: José Roberto de Souza Cc: Manasi Navare Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20191213195217.15168-1-ville.syrjala@linux.intel.com Reviewed-by: José Roberto de Souza --- diff --git a/drivers/gpu/drm/i915/display/intel_crt.c b/drivers/gpu/drm/i915/display/intel_crt.c index 7a2d36905155..50624b8f064d 100644 --- a/drivers/gpu/drm/i915/display/intel_crt.c +++ b/drivers/gpu/drm/i915/display/intel_crt.c @@ -278,7 +278,7 @@ static void hsw_pre_enable_crt(struct intel_encoder *encoder, intel_set_cpu_fifo_underrun_reporting(dev_priv, pipe, false); - dev_priv->display.fdi_link_train(crtc, crtc_state); + hsw_fdi_link_train(encoder, crtc_state); intel_ddi_enable_pipe_clock(crtc_state); } diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index 5b6f32517c75..94f8bc4cd335 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -1107,18 +1107,14 @@ static u32 icl_pll_to_ddi_clk_sel(struct intel_encoder *encoder, * DDI A (which is used for eDP) */ -void hsw_fdi_link_train(struct intel_crtc *crtc, +void hsw_fdi_link_train(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state) { - struct drm_device *dev = crtc->base.dev; - struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_encoder *encoder; + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); u32 temp, i, rx_ctl_val, ddi_pll_sel; - for_each_encoder_on_crtc(dev, &crtc->base, encoder) { - WARN_ON(encoder->type != INTEL_OUTPUT_ANALOG); - intel_prepare_dp_ddi_buffers(encoder, crtc_state); - } + intel_prepare_dp_ddi_buffers(encoder, crtc_state); /* Set the FDI_RX_MISC pwrdn lanes and the 2 workarounds listed at the * mode set "sequence for CRT port" document: diff --git a/drivers/gpu/drm/i915/display/intel_ddi.h b/drivers/gpu/drm/i915/display/intel_ddi.h index 19aeab1246ee..167c6579d972 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.h +++ b/drivers/gpu/drm/i915/display/intel_ddi.h @@ -22,7 +22,7 @@ struct intel_encoder; void intel_ddi_fdi_post_disable(struct intel_encoder *intel_encoder, const struct intel_crtc_state *old_crtc_state, const struct drm_connector_state *old_conn_state); -void hsw_fdi_link_train(struct intel_crtc *crtc, +void hsw_fdi_link_train(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state); void intel_ddi_init(struct drm_i915_private *dev_priv, enum port port); bool intel_ddi_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe); diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index ab47816df2a2..2cef56ff0011 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -16672,8 +16672,6 @@ void intel_init_display_hooks(struct drm_i915_private *dev_priv) } else if (IS_IVYBRIDGE(dev_priv)) { /* FIXME: detect B0+ stepping and use auto training */ dev_priv->display.fdi_link_train = ivb_manual_fdi_link_train; - } else if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv)) { - dev_priv->display.fdi_link_train = hsw_fdi_link_train; } if (INTEL_GEN(dev_priv) >= 9)