diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/g4x_dp.c')
-rw-r--r-- | drivers/gpu/drm/i915/display/g4x_dp.c | 140 |
1 files changed, 77 insertions, 63 deletions
diff --git a/drivers/gpu/drm/i915/display/g4x_dp.c b/drivers/gpu/drm/i915/display/g4x_dp.c index 4fbec065d53e..55b9e9bfcc4d 100644 --- a/drivers/gpu/drm/i915/display/g4x_dp.c +++ b/drivers/gpu/drm/i915/display/g4x_dp.c @@ -8,6 +8,7 @@ #include <linux/string_helpers.h> #include "g4x_dp.h" +#include "i915_drv.h" #include "i915_reg.h" #include "intel_audio.h" #include "intel_backlight.h" @@ -50,28 +51,29 @@ static const struct dpll chv_dpll[] = { { .dot = 270000, .p1 = 4, .p2 = 1, .n = 1, .m1 = 2, .m2 = 0x6c00000 /* 27.0 */ }, }; -const struct dpll *vlv_get_dpll(struct drm_i915_private *i915) +const struct dpll *vlv_get_dpll(struct intel_display *display) { - return IS_CHERRYVIEW(i915) ? &chv_dpll[0] : &vlv_dpll[0]; + return display->platform.cherryview ? &chv_dpll[0] : &vlv_dpll[0]; } -void g4x_dp_set_clock(struct intel_encoder *encoder, - struct intel_crtc_state *pipe_config) +static void g4x_dp_set_clock(struct intel_encoder *encoder, + struct intel_crtc_state *pipe_config) { + struct intel_display *display = to_intel_display(encoder); struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); const struct dpll *divisor = NULL; int i, count = 0; - if (IS_G4X(dev_priv)) { + if (display->platform.g4x) { divisor = g4x_dpll; count = ARRAY_SIZE(g4x_dpll); } else if (HAS_PCH_SPLIT(dev_priv)) { divisor = pch_dpll; count = ARRAY_SIZE(pch_dpll); - } else if (IS_CHERRYVIEW(dev_priv)) { + } else if (display->platform.cherryview) { divisor = chv_dpll; count = ARRAY_SIZE(chv_dpll); - } else if (IS_VALLEYVIEW(dev_priv)) { + } else if (display->platform.valleyview) { divisor = vlv_dpll; count = ARRAY_SIZE(vlv_dpll); } @@ -128,7 +130,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, /* Split out the IBX/CPU vs CPT settings */ - if (IS_IVYBRIDGE(dev_priv) && port == PORT_A) { + if (display->platform.ivybridge && port == PORT_A) { if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) intel_dp->DP |= DP_SYNC_HS_HIGH; if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) @@ -147,7 +149,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, pipe_config->enhanced_framing ? TRANS_DP_ENH_FRAMING : 0); } else { - if (IS_G4X(dev_priv) && pipe_config->limited_color_range) + if (display->platform.g4x && pipe_config->limited_color_range) intel_dp->DP |= DP_COLOR_RANGE_16_235; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) @@ -159,7 +161,7 @@ static void intel_dp_prepare(struct intel_encoder *encoder, if (pipe_config->enhanced_framing) intel_dp->DP |= DP_ENHANCED_FRAMING; - if (IS_CHERRYVIEW(dev_priv)) + if (display->platform.cherryview) intel_dp->DP |= DP_PIPE_SEL_CHV(crtc->pipe); else intel_dp->DP |= DP_PIPE_SEL(crtc->pipe); @@ -179,9 +181,8 @@ static void assert_dp_port(struct intel_dp *intel_dp, bool state) } #define assert_dp_port_disabled(d) assert_dp_port((d), false) -static void assert_edp_pll(struct drm_i915_private *dev_priv, bool state) +static void assert_edp_pll(struct intel_display *display, bool state) { - struct intel_display *display = &dev_priv->display; bool cur_state = intel_de_read(display, DP_A) & DP_PLL_ENABLE; INTEL_DISPLAY_STATE_WARN(display, cur_state != state, @@ -196,11 +197,10 @@ static void ilk_edp_pll_on(struct intel_dp *intel_dp, { struct intel_display *display = to_intel_display(intel_dp); struct intel_crtc *crtc = to_intel_crtc(pipe_config->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - assert_transcoder_disabled(dev_priv, pipe_config->cpu_transcoder); + assert_transcoder_disabled(display, pipe_config->cpu_transcoder); assert_dp_port_disabled(intel_dp); - assert_edp_pll_disabled(dev_priv); + assert_edp_pll_disabled(display); drm_dbg_kms(display->drm, "enabling eDP PLL for clock %d\n", pipe_config->port_clock); @@ -222,8 +222,8 @@ static void ilk_edp_pll_on(struct intel_dp *intel_dp, * 1. Wait for the start of vertical blank on the enabled pipe going to FDI * 2. Program DP PLL enable */ - if (IS_IRONLAKE(dev_priv)) - intel_wait_for_vblank_if_active(dev_priv, !crtc->pipe); + if (display->platform.ironlake) + intel_wait_for_vblank_if_active(display, !crtc->pipe); intel_dp->DP |= DP_PLL_ENABLE; @@ -236,12 +236,10 @@ static void ilk_edp_pll_off(struct intel_dp *intel_dp, const struct intel_crtc_state *old_crtc_state) { struct intel_display *display = to_intel_display(intel_dp); - struct intel_crtc *crtc = to_intel_crtc(old_crtc_state->uapi.crtc); - struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - assert_transcoder_disabled(dev_priv, old_crtc_state->cpu_transcoder); + assert_transcoder_disabled(display, old_crtc_state->cpu_transcoder); assert_dp_port_disabled(intel_dp); - assert_edp_pll_enabled(dev_priv); + assert_edp_pll_enabled(display); drm_dbg_kms(display->drm, "disabling eDP PLL\n"); @@ -252,10 +250,9 @@ static void ilk_edp_pll_off(struct intel_dp *intel_dp, udelay(200); } -static bool cpt_dp_port_selected(struct drm_i915_private *dev_priv, +static bool cpt_dp_port_selected(struct intel_display *display, enum port port, enum pipe *pipe) { - struct intel_display *display = &dev_priv->display; enum pipe p; for_each_pipe(display, p) { @@ -276,11 +273,11 @@ static bool cpt_dp_port_selected(struct drm_i915_private *dev_priv, return false; } -bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, +bool g4x_dp_port_enabled(struct intel_display *display, i915_reg_t dp_reg, enum port port, enum pipe *pipe) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); bool ret; u32 val; @@ -289,11 +286,11 @@ bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, ret = val & DP_PORT_EN; /* asserts want to know the pipe even if the port is disabled */ - if (IS_IVYBRIDGE(dev_priv) && port == PORT_A) + if (display->platform.ivybridge && port == PORT_A) *pipe = (val & DP_PIPE_SEL_MASK_IVB) >> DP_PIPE_SEL_SHIFT_IVB; else if (HAS_PCH_CPT(dev_priv) && port != PORT_A) - ret &= cpt_dp_port_selected(dev_priv, port, pipe); - else if (IS_CHERRYVIEW(dev_priv)) + ret &= cpt_dp_port_selected(display, port, pipe); + else if (display->platform.cherryview) *pipe = (val & DP_PIPE_SEL_MASK_CHV) >> DP_PIPE_SEL_SHIFT_CHV; else *pipe = (val & DP_PIPE_SEL_MASK) >> DP_PIPE_SEL_SHIFT; @@ -304,20 +301,20 @@ bool g4x_dp_port_enabled(struct drm_i915_private *dev_priv, static bool intel_dp_get_hw_state(struct intel_encoder *encoder, enum pipe *pipe) { - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); + struct intel_display *display = to_intel_display(encoder); struct intel_dp *intel_dp = enc_to_intel_dp(encoder); intel_wakeref_t wakeref; bool ret; - wakeref = intel_display_power_get_if_enabled(dev_priv, + wakeref = intel_display_power_get_if_enabled(display, encoder->power_domain); if (!wakeref) return false; - ret = g4x_dp_port_enabled(dev_priv, intel_dp->output_reg, + ret = g4x_dp_port_enabled(display, intel_dp->output_reg, encoder->port, pipe); - intel_display_power_put(dev_priv, encoder->power_domain, wakeref); + intel_display_power_put(display, encoder->power_domain, wakeref); return ret; } @@ -389,7 +386,7 @@ static void intel_dp_get_config(struct intel_encoder *encoder, pipe_config->hw.adjusted_mode.flags |= flags; - if (IS_G4X(dev_priv) && tmp & DP_COLOR_RANGE_16_235) + if (display->platform.g4x && tmp & DP_COLOR_RANGE_16_235) pipe_config->limited_color_range = true; pipe_config->lane_count = @@ -431,7 +428,7 @@ intel_dp_link_down(struct intel_encoder *encoder, drm_dbg_kms(display->drm, "\n"); - if ((IS_IVYBRIDGE(dev_priv) && port == PORT_A) || + if ((display->platform.ivybridge && port == PORT_A) || (HAS_PCH_CPT(dev_priv) && port != PORT_A)) { intel_dp->DP &= ~DP_LINK_TRAIN_MASK_CPT; intel_dp->DP |= DP_LINK_TRAIN_PAT_IDLE_CPT; @@ -456,8 +453,8 @@ intel_dp_link_down(struct intel_encoder *encoder, * We get CPU/PCH FIFO underruns on the other pipe when * doing the workaround. Sweep them under the rug. */ - intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, false); - intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, false); + intel_set_cpu_fifo_underrun_reporting(display, PIPE_A, false); + intel_set_pch_fifo_underrun_reporting(display, PIPE_A, false); /* always enable with pattern 1 (as per spec) */ intel_dp->DP &= ~(DP_PIPE_SEL_MASK | DP_LINK_TRAIN_MASK); @@ -470,14 +467,14 @@ intel_dp_link_down(struct intel_encoder *encoder, intel_de_write(display, intel_dp->output_reg, intel_dp->DP); intel_de_posting_read(display, intel_dp->output_reg); - intel_wait_for_vblank_if_active(dev_priv, PIPE_A); - intel_set_cpu_fifo_underrun_reporting(dev_priv, PIPE_A, true); - intel_set_pch_fifo_underrun_reporting(dev_priv, PIPE_A, true); + intel_wait_for_vblank_if_active(display, PIPE_A); + intel_set_cpu_fifo_underrun_reporting(display, PIPE_A, true); + intel_set_pch_fifo_underrun_reporting(display, PIPE_A, true); } msleep(intel_dp->pps.panel_power_down_delay); - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + if (display->platform.valleyview || display->platform.cherryview) vlv_pps_port_disable(encoder, old_crtc_state); } @@ -680,7 +677,6 @@ static void intel_enable_dp(struct intel_atomic_state *state, const struct drm_connector_state *conn_state) { struct intel_display *display = to_intel_display(state); - struct drm_i915_private *dev_priv = to_i915(encoder->base.dev); struct intel_dp *intel_dp = enc_to_intel_dp(encoder); u32 dp_reg = intel_de_read(display, intel_dp->output_reg); intel_wakeref_t wakeref; @@ -689,7 +685,7 @@ static void intel_enable_dp(struct intel_atomic_state *state, return; with_intel_pps_lock(intel_dp, wakeref) { - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + if (display->platform.valleyview || display->platform.cherryview) vlv_pps_port_enable_unlocked(encoder, pipe_config); intel_dp_enable_port(intel_dp, pipe_config); @@ -699,13 +695,13 @@ static void intel_enable_dp(struct intel_atomic_state *state, intel_pps_vdd_off_unlocked(intel_dp, true); } - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) { + if (display->platform.valleyview || display->platform.cherryview) { unsigned int lane_mask = 0x0; - if (IS_CHERRYVIEW(dev_priv)) + if (display->platform.cherryview) lane_mask = intel_dp_unused_lane_mask(pipe_config->lane_count); - vlv_wait_port_ready(display, dp_to_dig_port(intel_dp), lane_mask); + vlv_wait_port_ready(encoder, lane_mask); } intel_dp_set_power(intel_dp, DP_SET_POWER_D0); @@ -1223,6 +1219,25 @@ static bool ilk_digital_port_connected(struct intel_encoder *encoder) return intel_de_read(display, DEISR) & bit; } +static int g4x_dp_compute_config(struct intel_encoder *encoder, + struct intel_crtc_state *crtc_state, + struct drm_connector_state *conn_state) +{ + struct drm_i915_private *i915 = to_i915(encoder->base.dev); + int ret; + + if (HAS_PCH_SPLIT(i915) && encoder->port != PORT_A) + crtc_state->has_pch_encoder = true; + + ret = intel_dp_compute_config(encoder, crtc_state, conn_state); + if (ret) + return ret; + + g4x_dp_set_clock(encoder, crtc_state); + + return 0; +} + static void g4x_dp_suspend_complete(struct intel_encoder *encoder) { /* @@ -1243,7 +1258,6 @@ static void intel_dp_encoder_destroy(struct drm_encoder *encoder) static void intel_dp_encoder_reset(struct drm_encoder *encoder) { struct intel_display *display = to_intel_display(encoder->dev); - struct drm_i915_private *dev_priv = to_i915(encoder->dev); struct intel_dp *intel_dp = enc_to_intel_dp(to_intel_encoder(encoder)); intel_dp->DP = intel_de_read(display, intel_dp->output_reg); @@ -1251,7 +1265,7 @@ static void intel_dp_encoder_reset(struct drm_encoder *encoder) intel_dp->reset_link_params = true; intel_dp_invalidate_source_oui(intel_dp); - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) + if (display->platform.valleyview || display->platform.cherryview) vlv_pps_pipe_reset(intel_dp); intel_pps_encoder_reset(intel_dp); @@ -1262,17 +1276,17 @@ static const struct drm_encoder_funcs intel_dp_enc_funcs = { .destroy = intel_dp_encoder_destroy, }; -bool g4x_dp_init(struct drm_i915_private *dev_priv, +bool g4x_dp_init(struct intel_display *display, i915_reg_t output_reg, enum port port) { - struct intel_display *display = &dev_priv->display; + struct drm_i915_private *dev_priv = to_i915(display->drm); const struct intel_bios_encoder_data *devdata; struct intel_digital_port *dig_port; struct intel_encoder *intel_encoder; struct drm_encoder *encoder; struct intel_connector *intel_connector; - if (!assert_port_valid(dev_priv, port)) + if (!assert_port_valid(display, port)) return false; devdata = intel_bios_encoder_data_lookup(display, port); @@ -1297,7 +1311,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, intel_encoder->devdata = devdata; - mutex_init(&dig_port->hdcp_mutex); + mutex_init(&dig_port->hdcp.mutex); if (drm_encoder_init(display->drm, &intel_encoder->base, &intel_dp_enc_funcs, DRM_MODE_ENCODER_TMDS, @@ -1307,7 +1321,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, intel_encoder_link_check_init(intel_encoder, intel_dp_link_check); intel_encoder->hotplug = intel_dp_hotplug; - intel_encoder->compute_config = intel_dp_compute_config; + intel_encoder->compute_config = g4x_dp_compute_config; intel_encoder->get_hw_state = intel_dp_get_hw_state; intel_encoder->get_config = intel_dp_get_config; intel_encoder->sync_state = intel_dp_sync_state; @@ -1316,14 +1330,14 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, intel_encoder->suspend = intel_dp_encoder_suspend; intel_encoder->suspend_complete = g4x_dp_suspend_complete; intel_encoder->shutdown = intel_dp_encoder_shutdown; - if (IS_CHERRYVIEW(dev_priv)) { + if (display->platform.cherryview) { intel_encoder->pre_pll_enable = chv_dp_pre_pll_enable; intel_encoder->pre_enable = chv_pre_enable_dp; intel_encoder->enable = vlv_enable_dp; intel_encoder->disable = vlv_disable_dp; intel_encoder->post_disable = chv_post_disable_dp; intel_encoder->post_pll_disable = chv_dp_post_pll_disable; - } else if (IS_VALLEYVIEW(dev_priv)) { + } else if (display->platform.valleyview) { intel_encoder->pre_pll_enable = vlv_dp_pre_pll_enable; intel_encoder->pre_enable = vlv_pre_enable_dp; intel_encoder->enable = vlv_enable_dp; @@ -1338,24 +1352,24 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, intel_encoder->audio_enable = g4x_dp_audio_enable; intel_encoder->audio_disable = g4x_dp_audio_disable; - if ((IS_IVYBRIDGE(dev_priv) && port == PORT_A) || + if ((display->platform.ivybridge && port == PORT_A) || (HAS_PCH_CPT(dev_priv) && port != PORT_A)) dig_port->dp.set_link_train = cpt_set_link_train; else dig_port->dp.set_link_train = g4x_set_link_train; - if (IS_CHERRYVIEW(dev_priv)) + if (display->platform.cherryview) intel_encoder->set_signal_levels = chv_set_signal_levels; - else if (IS_VALLEYVIEW(dev_priv)) + else if (display->platform.valleyview) intel_encoder->set_signal_levels = vlv_set_signal_levels; - else if (IS_IVYBRIDGE(dev_priv) && port == PORT_A) + else if (display->platform.ivybridge && port == PORT_A) intel_encoder->set_signal_levels = ivb_cpu_edp_set_signal_levels; - else if (IS_SANDYBRIDGE(dev_priv) && port == PORT_A) + else if (display->platform.sandybridge && port == PORT_A) intel_encoder->set_signal_levels = snb_cpu_edp_set_signal_levels; else intel_encoder->set_signal_levels = g4x_set_signal_levels; - if (IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv) || + if (display->platform.valleyview || display->platform.cherryview || (HAS_PCH_SPLIT(dev_priv) && port != PORT_A)) { dig_port->dp.preemph_max = intel_dp_preemph_max_3; dig_port->dp.voltage_max = intel_dp_voltage_max_3; @@ -1368,8 +1382,8 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, dig_port->max_lanes = 4; intel_encoder->type = INTEL_OUTPUT_DP; - intel_encoder->power_domain = intel_display_power_ddi_lanes_domain(dev_priv, port); - if (IS_CHERRYVIEW(dev_priv)) { + intel_encoder->power_domain = intel_display_power_ddi_lanes_domain(display, port); + if (display->platform.cherryview) { if (port == PORT_D) intel_encoder->pipe_mask = BIT(PIPE_C); else @@ -1379,7 +1393,7 @@ bool g4x_dp_init(struct drm_i915_private *dev_priv, } intel_encoder->cloneable = 0; intel_encoder->port = port; - intel_encoder->hpd_pin = intel_hpd_pin_default(dev_priv, port); + intel_encoder->hpd_pin = intel_hpd_pin_default(port); dig_port->hpd_pulse = intel_dp_hpd_pulse; |