From ebde5f89b32a258f15a2d094b02b6de0bbdf5beb Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Thu, 24 Sep 2020 21:41:55 +0300 Subject: [PATCH] drm/i915: Nuke lspcon_ycbcr420_config() MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Remove the lspcon special case from intel_dp_compute_config() and just treat it like any other DFP than can do 4:4:4->4:2:0 conversion. The only difference between the two codepaths was that the lspcon code tried to already halve port_clock. That was just total nonsense as we hadn't even computed the base port_clock at that time. All that stuff happens intel_dp_compute_link_config*() and it already takes care of the 4:2:0 clock reduction. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20200924184156.24491-2-ville.syrjala@linux.intel.com Reviewed-by: Uma Shankar --- drivers/gpu/drm/i915/display/intel_dp.c | 8 +++----- drivers/gpu/drm/i915/display/intel_lspcon.c | 14 -------------- drivers/gpu/drm/i915/display/intel_lspcon.h | 2 -- 3 files changed, 3 insertions(+), 21 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 0902a9a..cd2931d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2694,7 +2694,6 @@ intel_dp_compute_config(struct intel_encoder *encoder, struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct drm_display_mode *adjusted_mode = &pipe_config->hw.adjusted_mode; struct intel_dp *intel_dp = enc_to_intel_dp(encoder); - struct intel_lspcon *lspcon = enc_to_intel_lspcon(encoder); enum port port = encoder->port; struct intel_connector *intel_connector = intel_dp->attached_connector; struct intel_digital_connector_state *intel_conn_state = @@ -2708,10 +2707,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, pipe_config->output_format = INTEL_OUTPUT_FORMAT_RGB; - if (lspcon->active) - lspcon_ycbcr420_config(&intel_connector->base, pipe_config); - else - ret = intel_dp_ycbcr420_config(pipe_config, conn_state); + ret = intel_dp_ycbcr420_config(pipe_config, conn_state); if (ret) return ret; @@ -6414,7 +6410,9 @@ intel_dp_update_420(struct intel_dp *intel_dp) ycbcr_420_passthrough = drm_dp_downstream_420_passthrough(intel_dp->dpcd, intel_dp->downstream_ports); + /* on-board LSPCON always assumed to support 4:4:4->4:2:0 conversion */ ycbcr_444_to_420 = + dp_to_dig_port(intel_dp)->lspcon.active || drm_dp_downstream_444_to_420_conversion(intel_dp->dpcd, intel_dp->downstream_ports); diff --git a/drivers/gpu/drm/i915/display/intel_lspcon.c b/drivers/gpu/drm/i915/display/intel_lspcon.c index b21cb33..e37d45e 100644 --- a/drivers/gpu/drm/i915/display/intel_lspcon.c +++ b/drivers/gpu/drm/i915/display/intel_lspcon.c @@ -184,20 +184,6 @@ static bool lspcon_wake_native_aux_ch(struct intel_lspcon *lspcon) return true; } -void lspcon_ycbcr420_config(struct drm_connector *connector, - struct intel_crtc_state *crtc_state) -{ - const struct drm_display_info *info = &connector->display_info; - const struct drm_display_mode *adjusted_mode = - &crtc_state->hw.adjusted_mode; - - if (drm_mode_is_420_only(info, adjusted_mode) && - connector->ycbcr_420_allowed) { - crtc_state->port_clock /= 2; - crtc_state->output_format = INTEL_OUTPUT_FORMAT_YCBCR444; - } -} - static bool lspcon_probe(struct intel_lspcon *lspcon) { int retry; diff --git a/drivers/gpu/drm/i915/display/intel_lspcon.h b/drivers/gpu/drm/i915/display/intel_lspcon.h index 0851ea3..b03dcb7 100644 --- a/drivers/gpu/drm/i915/display/intel_lspcon.h +++ b/drivers/gpu/drm/i915/display/intel_lspcon.h @@ -31,7 +31,5 @@ void lspcon_set_infoframes(struct intel_encoder *encoder, const struct drm_connector_state *conn_state); u32 lspcon_infoframes_enabled(struct intel_encoder *encoder, const struct intel_crtc_state *pipe_config); -void lspcon_ycbcr420_config(struct drm_connector *connector, - struct intel_crtc_state *crtc_state); #endif /* __INTEL_LSPCON_H__ */ -- 2.7.4