diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_ddi.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_ddi.c | 143 |
1 files changed, 16 insertions, 127 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index cab505277595..354b08d6f81d 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -32,6 +32,7 @@ #include "intel_audio.h" #include "intel_backlight.h" #include "intel_combo_phy.h" +#include "intel_combo_phy_regs.h" #include "intel_connector.h" #include "intel_crtc.h" #include "intel_ddi.h" @@ -56,6 +57,7 @@ #include "intel_snps_phy.h" #include "intel_sprite.h" #include "intel_tc.h" +#include "intel_tc_phy_regs.h" #include "intel_vdsc.h" #include "intel_vrr.h" #include "skl_scaler.h" @@ -2287,116 +2289,6 @@ static void intel_ddi_mso_configure(const struct intel_crtc_state *crtc_state) OVERLAP_PIXELS_MASK, dss1); } -static void dg2_ddi_pre_enable_dp(struct intel_atomic_state *state, - struct intel_encoder *encoder, - const struct intel_crtc_state *crtc_state, - const struct drm_connector_state *conn_state) -{ - struct intel_dp *intel_dp = enc_to_intel_dp(encoder); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - struct intel_digital_port *dig_port = enc_to_dig_port(encoder); - bool is_mst = intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST); - - intel_dp_set_link_params(intel_dp, crtc_state->port_clock, - crtc_state->lane_count); - - /* - * We only configure what the register value will be here. Actual - * enabling happens during link training farther down. - */ - intel_ddi_init_dp_buf_reg(encoder, crtc_state); - - /* - * 1. Enable Power Wells - * - * This was handled at the beginning of intel_atomic_commit_tail(), - * before we called down into this function. - */ - - /* 2. Enable Panel Power if PPS is required */ - intel_pps_on(intel_dp); - - /* - * 3. Enable the port PLL. - */ - intel_ddi_enable_clock(encoder, crtc_state); - - /* 4. Enable IO power */ - if (!intel_tc_port_in_tbt_alt_mode(dig_port)) - dig_port->ddi_io_wakeref = intel_display_power_get(dev_priv, - dig_port->ddi_io_power_domain); - - /* - * 5. The rest of the below are substeps under the bspec's "Enable and - * Train Display Port" step. Note that steps that are specific to - * MST will be handled by intel_mst_pre_enable_dp() before/after it - * calls into this function. Also intel_mst_pre_enable_dp() only calls - * us when active_mst_links==0, so any steps designated for "single - * stream or multi-stream master transcoder" can just be performed - * unconditionally here. - */ - - /* - * 5.a Configure Transcoder Clock Select to direct the Port clock to the - * Transcoder. - */ - intel_ddi_enable_pipe_clock(encoder, crtc_state); - - /* 5.b Configure transcoder for DP 2.0 128b/132b */ - intel_ddi_config_transcoder_dp2(encoder, crtc_state); - - /* - * 5.c Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST - * Transport Select - */ - intel_ddi_config_transcoder_func(encoder, crtc_state); - - /* - * 5.d Configure & enable DP_TP_CTL with link training pattern 1 - * selected - * - * This will be handled by the intel_dp_start_link_train() farther - * down this function. - */ - - /* 5.e Configure voltage swing and related IO settings */ - encoder->set_signal_levels(encoder, crtc_state); - - if (!is_mst) - intel_dp_set_power(intel_dp, DP_SET_POWER_D0); - - intel_dp_configure_protocol_converter(intel_dp, crtc_state); - intel_dp_sink_set_decompression_state(intel_dp, crtc_state, true); - /* - * DDI FEC: "anticipates enabling FEC encoding sets the FEC_READY bit - * in the FEC_CONFIGURATION register to 1 before initiating link - * training - */ - intel_dp_sink_set_fec_ready(intel_dp, crtc_state); - intel_dp_check_frl_training(intel_dp); - intel_dp_pcon_dsc_configure(intel_dp, crtc_state); - - /* - * 5.h Follow DisplayPort specification training sequence (see notes for - * failure handling) - * 5.i If DisplayPort multi-stream - Set DP_TP_CTL link training to Idle - * Pattern, wait for 5 idle patterns (DP_TP_STATUS Min_Idles_Sent) - * (timeout after 800 us) - */ - intel_dp_start_link_train(intel_dp, crtc_state); - - /* 5.j Set DP_TP_CTL link training to Normal */ - if (!is_trans_port_sync_mode(crtc_state)) - intel_dp_stop_link_train(intel_dp, crtc_state); - - /* 5.k Configure and enable FEC if needed */ - intel_ddi_enable_fec(encoder, crtc_state); - - intel_dsc_dp_pps_write(encoder, crtc_state); - - intel_dsc_enable(crtc_state); -} - static void tgl_ddi_pre_enable_dp(struct intel_atomic_state *state, struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, @@ -2470,6 +2362,9 @@ static void tgl_ddi_pre_enable_dp(struct intel_atomic_state *state, */ intel_ddi_enable_pipe_clock(encoder, crtc_state); + if (HAS_DP20(dev_priv)) + intel_ddi_config_transcoder_dp2(encoder, crtc_state); + /* * 7.b Configure TRANS_DDI_FUNC_CTL DDI Select, DDI Mode Select & MST * Transport Select @@ -2530,9 +2425,6 @@ static void tgl_ddi_pre_enable_dp(struct intel_atomic_state *state, intel_ddi_enable_fec(encoder, crtc_state); intel_dsc_dp_pps_write(encoder, crtc_state); - - if (!crtc_state->bigjoiner) - intel_dsc_enable(crtc_state); } static void hsw_ddi_pre_enable_dp(struct intel_atomic_state *state, @@ -2598,9 +2490,6 @@ static void hsw_ddi_pre_enable_dp(struct intel_atomic_state *state, intel_ddi_enable_pipe_clock(encoder, crtc_state); intel_dsc_dp_pps_write(encoder, crtc_state); - - if (!crtc_state->bigjoiner) - intel_dsc_enable(crtc_state); } static void intel_ddi_pre_enable_dp(struct intel_atomic_state *state, @@ -2610,9 +2499,7 @@ static void intel_ddi_pre_enable_dp(struct intel_atomic_state *state, { struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); - if (IS_DG2(dev_priv)) - dg2_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); - else if (DISPLAY_VER(dev_priv) >= 12) + if (DISPLAY_VER(dev_priv) >= 12) tgl_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); else hsw_ddi_pre_enable_dp(state, encoder, crtc_state, conn_state); @@ -2620,11 +2507,8 @@ static void intel_ddi_pre_enable_dp(struct intel_atomic_state *state, /* MST will call a setting of MSA after an allocating of Virtual Channel * from MST encoder pre_enable callback. */ - if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST)) { + if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_DP_MST)) intel_ddi_set_dp_msa(crtc_state, conn_state); - - intel_dp_set_m_n(crtc_state, M1_N1); - } } static void intel_ddi_pre_enable_hdmi(struct intel_atomic_state *state, @@ -3471,7 +3355,11 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, pipe_config->output_types |= BIT(INTEL_OUTPUT_DP); pipe_config->lane_count = ((temp & DDI_PORT_WIDTH_MASK) >> DDI_PORT_WIDTH_SHIFT) + 1; - intel_dp_get_m_n(crtc, pipe_config); + + intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, + &pipe_config->dp_m_n); + intel_cpu_transcoder_get_m2_n2(crtc, cpu_transcoder, + &pipe_config->dp_m2_n2); if (DISPLAY_VER(dev_priv) >= 11) { i915_reg_t dp_tp_ctl = dp_tp_ctl_reg(encoder, pipe_config); @@ -3508,7 +3396,8 @@ static void intel_ddi_read_func_ctl(struct intel_encoder *encoder, pipe_config->mst_master_transcoder = REG_FIELD_GET(TRANS_DDI_MST_TRANSPORT_SELECT_MASK, temp); - intel_dp_get_m_n(crtc, pipe_config); + intel_cpu_transcoder_get_m1_n1(crtc, cpu_transcoder, + &pipe_config->dp_m_n); pipe_config->infoframes.enable |= intel_hdmi_infoframes_enabled(encoder, pipe_config); @@ -3797,8 +3686,8 @@ static bool m_n_equal(const struct intel_link_m_n *m_n_1, const struct intel_link_m_n *m_n_2) { return m_n_1->tu == m_n_2->tu && - m_n_1->gmch_m == m_n_2->gmch_m && - m_n_1->gmch_n == m_n_2->gmch_n && + m_n_1->data_m == m_n_2->data_m && + m_n_1->data_n == m_n_2->data_n && m_n_1->link_m == m_n_2->link_m && m_n_1->link_n == m_n_2->link_n; } |