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drm/i915: Call hsw_fdi_link_train() directly()

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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 <jose.souza@intel.com>
Cc: Manasi Navare <manasi.d.navare@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191213195217.15168-1-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
This commit is contained in:
Ville Syrjälä 2019-12-13 21:52:13 +02:00
parent 74cb2751d4
commit 6a6d79de4d
4 changed files with 6 additions and 12 deletions
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2
drivers/gpu/drm/i915/display/intel_crt.c
View File

@ -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);
}

12
drivers/gpu/drm/i915/display/intel_ddi.c
View File

@ -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:

2
drivers/gpu/drm/i915/display/intel_ddi.h
View File

@ -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);

2
drivers/gpu/drm/i915/display/intel_display.c
View File

@ -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)