diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_pps.c')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_pps.c | 567 |
1 files changed, 308 insertions, 259 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_pps.c b/drivers/gpu/drm/i915/display/intel_pps.c index 7ce926241e83..feddc30e3375 100644 --- a/drivers/gpu/drm/i915/display/intel_pps.c +++ b/drivers/gpu/drm/i915/display/intel_pps.c @@ -18,15 +18,18 @@ #include "intel_pps_regs.h" #include "intel_quirks.h" -static void vlv_steal_power_sequencer(struct drm_i915_private *dev_priv, +static void vlv_steal_power_sequencer(struct intel_display *display, enum pipe pipe); static void pps_init_delays(struct intel_dp *intel_dp); static void pps_init_registers(struct intel_dp *intel_dp, bool force_disable_vdd); -static const char *pps_name(struct drm_i915_private *i915, - struct intel_pps *pps) +static const char *pps_name(struct intel_dp *intel_dp) { + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *i915 = to_i915(display->drm); + struct intel_pps *pps = &intel_dp->pps; + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) { switch (pps->pps_pipe) { case INVALID_PIPE: @@ -60,14 +63,15 @@ static const char *pps_name(struct drm_i915_private *i915, intel_wakeref_t intel_pps_lock(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); intel_wakeref_t wakeref; /* * See intel_pps_reset_all() why we need a power domain reference here. */ wakeref = intel_display_power_get(dev_priv, POWER_DOMAIN_DISPLAY_CORE); - mutex_lock(&dev_priv->display.pps.mutex); + mutex_lock(&display->pps.mutex); return wakeref; } @@ -75,9 +79,10 @@ intel_wakeref_t intel_pps_lock(struct intel_dp *intel_dp) intel_wakeref_t intel_pps_unlock(struct intel_dp *intel_dp, intel_wakeref_t wakeref) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); - mutex_unlock(&dev_priv->display.pps.mutex); + mutex_unlock(&display->pps.mutex); intel_display_power_put(dev_priv, POWER_DOMAIN_DISPLAY_CORE, wakeref); return 0; @@ -86,7 +91,8 @@ intel_wakeref_t intel_pps_unlock(struct intel_dp *intel_dp, static void vlv_power_sequencer_kick(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); enum pipe pipe = intel_dp->pps.pps_pipe; bool pll_enabled, release_cl_override = false; @@ -94,22 +100,22 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) enum dpio_channel ch = vlv_pipe_to_channel(pipe); u32 DP; - if (drm_WARN(&dev_priv->drm, - intel_de_read(dev_priv, intel_dp->output_reg) & DP_PORT_EN, + if (drm_WARN(display->drm, + intel_de_read(display, intel_dp->output_reg) & DP_PORT_EN, "skipping %s kick due to [ENCODER:%d:%s] being active\n", - pps_name(dev_priv, &intel_dp->pps), + pps_name(intel_dp), dig_port->base.base.base.id, dig_port->base.base.name)) return; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "kicking %s for [ENCODER:%d:%s]\n", - pps_name(dev_priv, &intel_dp->pps), + pps_name(intel_dp), dig_port->base.base.base.id, dig_port->base.base.name); /* Preserve the BIOS-computed detected bit. This is * supposed to be read-only. */ - DP = intel_de_read(dev_priv, intel_dp->output_reg) & DP_DETECTED; + DP = intel_de_read(display, intel_dp->output_reg) & DP_DETECTED; DP |= DP_VOLTAGE_0_4 | DP_PRE_EMPHASIS_0; DP |= DP_PORT_WIDTH(1); DP |= DP_LINK_TRAIN_PAT_1; @@ -119,7 +125,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) else DP |= DP_PIPE_SEL(pipe); - pll_enabled = intel_de_read(dev_priv, DPLL(dev_priv, pipe)) & DPLL_VCO_ENABLE; + pll_enabled = intel_de_read(display, DPLL(display, pipe)) & DPLL_VCO_ENABLE; /* * The DPLL for the pipe must be enabled for this to work. @@ -130,7 +136,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) !chv_phy_powergate_ch(dev_priv, phy, ch, true); if (vlv_force_pll_on(dev_priv, pipe, vlv_get_dpll(dev_priv))) { - drm_err(&dev_priv->drm, + drm_err(display->drm, "Failed to force on PLL for pipe %c!\n", pipe_name(pipe)); return; @@ -143,14 +149,14 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) * to make this power sequencer lock onto the port. * Otherwise even VDD force bit won't work. */ - intel_de_write(dev_priv, intel_dp->output_reg, DP); - intel_de_posting_read(dev_priv, intel_dp->output_reg); + intel_de_write(display, intel_dp->output_reg, DP); + intel_de_posting_read(display, intel_dp->output_reg); - intel_de_write(dev_priv, intel_dp->output_reg, DP | DP_PORT_EN); - intel_de_posting_read(dev_priv, intel_dp->output_reg); + intel_de_write(display, intel_dp->output_reg, DP | DP_PORT_EN); + intel_de_posting_read(display, intel_dp->output_reg); - intel_de_write(dev_priv, intel_dp->output_reg, DP & ~DP_PORT_EN); - intel_de_posting_read(dev_priv, intel_dp->output_reg); + intel_de_write(display, intel_dp->output_reg, DP & ~DP_PORT_EN); + intel_de_posting_read(display, intel_dp->output_reg); if (!pll_enabled) { vlv_force_pll_off(dev_priv, pipe); @@ -160,7 +166,7 @@ vlv_power_sequencer_kick(struct intel_dp *intel_dp) } } -static enum pipe vlv_find_free_pps(struct drm_i915_private *dev_priv) +static enum pipe vlv_find_free_pps(struct intel_display *display) { struct intel_encoder *encoder; unsigned int pipes = (1 << PIPE_A) | (1 << PIPE_B); @@ -169,11 +175,11 @@ static enum pipe vlv_find_free_pps(struct drm_i915_private *dev_priv) * We don't have power sequencer currently. * Pick one that's not used by other ports. */ - for_each_intel_dp(&dev_priv->drm, encoder) { + for_each_intel_dp(display->drm, encoder) { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); if (encoder->type == INTEL_OUTPUT_EDP) { - drm_WARN_ON(&dev_priv->drm, + drm_WARN_ON(display->drm, intel_dp->pps.active_pipe != INVALID_PIPE && intel_dp->pps.active_pipe != intel_dp->pps.pps_pipe); @@ -181,7 +187,7 @@ static enum pipe vlv_find_free_pps(struct drm_i915_private *dev_priv) if (intel_dp->pps.pps_pipe != INVALID_PIPE) pipes &= ~(1 << intel_dp->pps.pps_pipe); } else { - drm_WARN_ON(&dev_priv->drm, + drm_WARN_ON(display->drm, intel_dp->pps.pps_pipe != INVALID_PIPE); if (intel_dp->pps.active_pipe != INVALID_PIPE) @@ -198,36 +204,36 @@ static enum pipe vlv_find_free_pps(struct drm_i915_private *dev_priv) static enum pipe vlv_power_sequencer_pipe(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); enum pipe pipe; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); /* We should never land here with regular DP ports */ - drm_WARN_ON(&dev_priv->drm, !intel_dp_is_edp(intel_dp)); + drm_WARN_ON(display->drm, !intel_dp_is_edp(intel_dp)); - drm_WARN_ON(&dev_priv->drm, intel_dp->pps.active_pipe != INVALID_PIPE && + drm_WARN_ON(display->drm, intel_dp->pps.active_pipe != INVALID_PIPE && intel_dp->pps.active_pipe != intel_dp->pps.pps_pipe); if (intel_dp->pps.pps_pipe != INVALID_PIPE) return intel_dp->pps.pps_pipe; - pipe = vlv_find_free_pps(dev_priv); + pipe = vlv_find_free_pps(display); /* * Didn't find one. This should not happen since there * are two power sequencers and up to two eDP ports. */ - if (drm_WARN_ON(&dev_priv->drm, pipe == INVALID_PIPE)) + if (drm_WARN_ON(display->drm, pipe == INVALID_PIPE)) pipe = PIPE_A; - vlv_steal_power_sequencer(dev_priv, pipe); + vlv_steal_power_sequencer(display, pipe); intel_dp->pps.pps_pipe = pipe; - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "picked %s for [ENCODER:%d:%s]\n", - pps_name(dev_priv, &intel_dp->pps), + pps_name(intel_dp), dig_port->base.base.base.id, dig_port->base.base.name); /* init power sequencer on this pipe and port */ @@ -246,13 +252,13 @@ vlv_power_sequencer_pipe(struct intel_dp *intel_dp) static int bxt_power_sequencer_idx(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); int pps_idx = intel_dp->pps.pps_idx; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); /* We should never land here with regular DP ports */ - drm_WARN_ON(&dev_priv->drm, !intel_dp_is_edp(intel_dp)); + drm_WARN_ON(display->drm, !intel_dp_is_edp(intel_dp)); if (!intel_dp->pps.pps_reset) return pps_idx; @@ -268,37 +274,38 @@ bxt_power_sequencer_idx(struct intel_dp *intel_dp) return pps_idx; } -typedef bool (*pps_check)(struct drm_i915_private *dev_priv, int pps_idx); +typedef bool (*pps_check)(struct intel_display *display, int pps_idx); -static bool pps_has_pp_on(struct drm_i915_private *dev_priv, int pps_idx) +static bool pps_has_pp_on(struct intel_display *display, int pps_idx) { - return intel_de_read(dev_priv, PP_STATUS(dev_priv, pps_idx)) & PP_ON; + return intel_de_read(display, PP_STATUS(display, pps_idx)) & PP_ON; } -static bool pps_has_vdd_on(struct drm_i915_private *dev_priv, int pps_idx) +static bool pps_has_vdd_on(struct intel_display *display, int pps_idx) { - return intel_de_read(dev_priv, PP_CONTROL(dev_priv, pps_idx)) & EDP_FORCE_VDD; + return intel_de_read(display, PP_CONTROL(display, pps_idx)) & EDP_FORCE_VDD; } -static bool pps_any(struct drm_i915_private *dev_priv, int pps_idx) +static bool pps_any(struct intel_display *display, int pps_idx) { return true; } static enum pipe -vlv_initial_pps_pipe(struct drm_i915_private *dev_priv, +vlv_initial_pps_pipe(struct intel_display *display, enum port port, pps_check check) { enum pipe pipe; for (pipe = PIPE_A; pipe <= PIPE_B; pipe++) { - u32 port_sel = intel_de_read(dev_priv, PP_ON_DELAYS(dev_priv, pipe)) & + u32 port_sel = intel_de_read(display, + PP_ON_DELAYS(display, pipe)) & PANEL_PORT_SELECT_MASK; if (port_sel != PANEL_PORT_SELECT_VLV(port)) continue; - if (!check(dev_priv, pipe)) + if (!check(display, pipe)) continue; return pipe; @@ -310,41 +317,43 @@ vlv_initial_pps_pipe(struct drm_i915_private *dev_priv, static void vlv_initial_power_sequencer_setup(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); enum port port = dig_port->base.port; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); /* try to find a pipe with this port selected */ /* first pick one where the panel is on */ - intel_dp->pps.pps_pipe = vlv_initial_pps_pipe(dev_priv, port, + intel_dp->pps.pps_pipe = vlv_initial_pps_pipe(display, port, pps_has_pp_on); /* didn't find one? pick one where vdd is on */ if (intel_dp->pps.pps_pipe == INVALID_PIPE) - intel_dp->pps.pps_pipe = vlv_initial_pps_pipe(dev_priv, port, + intel_dp->pps.pps_pipe = vlv_initial_pps_pipe(display, port, pps_has_vdd_on); /* didn't find one? pick one with just the correct port */ if (intel_dp->pps.pps_pipe == INVALID_PIPE) - intel_dp->pps.pps_pipe = vlv_initial_pps_pipe(dev_priv, port, + intel_dp->pps.pps_pipe = vlv_initial_pps_pipe(display, port, pps_any); /* didn't find one? just let vlv_power_sequencer_pipe() pick one when needed */ if (intel_dp->pps.pps_pipe == INVALID_PIPE) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] no initial power sequencer\n", dig_port->base.base.base.id, dig_port->base.base.name); return; } - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] initial power sequencer: %s\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); } -static int intel_num_pps(struct drm_i915_private *i915) +static int intel_num_pps(struct intel_display *display) { + struct drm_i915_private *i915 = to_i915(display->drm); + if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) return 2; @@ -365,23 +374,24 @@ static int intel_num_pps(struct drm_i915_private *i915) static bool intel_pps_is_valid(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *i915 = to_i915(display->drm); if (intel_dp->pps.pps_idx == 1 && INTEL_PCH_TYPE(i915) >= PCH_ICP && INTEL_PCH_TYPE(i915) <= PCH_ADP) - return intel_de_read(i915, SOUTH_CHICKEN1) & ICP_SECOND_PPS_IO_SELECT; + return intel_de_read(display, SOUTH_CHICKEN1) & ICP_SECOND_PPS_IO_SELECT; return true; } static int -bxt_initial_pps_idx(struct drm_i915_private *i915, pps_check check) +bxt_initial_pps_idx(struct intel_display *display, pps_check check) { - int pps_idx, pps_num = intel_num_pps(i915); + int pps_idx, pps_num = intel_num_pps(display); for (pps_idx = 0; pps_idx < pps_num; pps_idx++) { - if (check(i915, pps_idx)) + if (check(display, pps_idx)) return pps_idx; } @@ -391,11 +401,12 @@ bxt_initial_pps_idx(struct drm_i915_private *i915, pps_check check) static bool pps_initial_setup(struct intel_dp *intel_dp) { + struct intel_display *display = to_intel_display(intel_dp); struct intel_encoder *encoder = &dp_to_dig_port(intel_dp)->base; struct intel_connector *connector = intel_dp->attached_connector; struct drm_i915_private *i915 = to_i915(encoder->base.dev); - lockdep_assert_held(&i915->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if (IS_VALLEYVIEW(i915) || IS_CHERRYVIEW(i915)) { vlv_initial_power_sequencer_setup(intel_dp); @@ -403,46 +414,47 @@ pps_initial_setup(struct intel_dp *intel_dp) } /* first ask the VBT */ - if (intel_num_pps(i915) > 1) + if (intel_num_pps(display) > 1) intel_dp->pps.pps_idx = connector->panel.vbt.backlight.controller; else intel_dp->pps.pps_idx = 0; - if (drm_WARN_ON(&i915->drm, intel_dp->pps.pps_idx >= intel_num_pps(i915))) + if (drm_WARN_ON(display->drm, intel_dp->pps.pps_idx >= intel_num_pps(display))) intel_dp->pps.pps_idx = -1; /* VBT wasn't parsed yet? pick one where the panel is on */ if (intel_dp->pps.pps_idx < 0) - intel_dp->pps.pps_idx = bxt_initial_pps_idx(i915, pps_has_pp_on); + intel_dp->pps.pps_idx = bxt_initial_pps_idx(display, pps_has_pp_on); /* didn't find one? pick one where vdd is on */ if (intel_dp->pps.pps_idx < 0) - intel_dp->pps.pps_idx = bxt_initial_pps_idx(i915, pps_has_vdd_on); + intel_dp->pps.pps_idx = bxt_initial_pps_idx(display, pps_has_vdd_on); /* didn't find one? pick any */ if (intel_dp->pps.pps_idx < 0) { - intel_dp->pps.pps_idx = bxt_initial_pps_idx(i915, pps_any); + intel_dp->pps.pps_idx = bxt_initial_pps_idx(display, pps_any); - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] no initial power sequencer, assuming %s\n", encoder->base.base.id, encoder->base.name, - pps_name(i915, &intel_dp->pps)); + pps_name(intel_dp)); } else { - drm_dbg_kms(&i915->drm, + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] initial power sequencer: %s\n", encoder->base.base.id, encoder->base.name, - pps_name(i915, &intel_dp->pps)); + pps_name(intel_dp)); } return intel_pps_is_valid(intel_dp); } -void intel_pps_reset_all(struct drm_i915_private *dev_priv) +void intel_pps_reset_all(struct intel_display *display) { + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_encoder *encoder; - if (drm_WARN_ON(&dev_priv->drm, !IS_LP(dev_priv))) + if (drm_WARN_ON(display->drm, !IS_LP(dev_priv))) return; - if (!HAS_DISPLAY(dev_priv)) + if (!HAS_DISPLAY(display)) return; /* @@ -455,16 +467,16 @@ void intel_pps_reset_all(struct drm_i915_private *dev_priv) * should use them always. */ - for_each_intel_dp(&dev_priv->drm, encoder) { + for_each_intel_dp(display->drm, encoder) { struct intel_dp *intel_dp = enc_to_intel_dp(encoder); - drm_WARN_ON(&dev_priv->drm, + drm_WARN_ON(display->drm, intel_dp->pps.active_pipe != INVALID_PIPE); if (encoder->type != INTEL_OUTPUT_EDP) continue; - if (DISPLAY_VER(dev_priv) >= 9) + if (DISPLAY_VER(display) >= 9) intel_dp->pps.pps_reset = true; else intel_dp->pps.pps_pipe = INVALID_PIPE; @@ -482,7 +494,8 @@ struct pps_registers { static void intel_pps_get_registers(struct intel_dp *intel_dp, struct pps_registers *regs) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); int pps_idx; memset(regs, 0, sizeof(*regs)); @@ -494,17 +507,17 @@ static void intel_pps_get_registers(struct intel_dp *intel_dp, else pps_idx = intel_dp->pps.pps_idx; - regs->pp_ctrl = PP_CONTROL(dev_priv, pps_idx); - regs->pp_stat = PP_STATUS(dev_priv, pps_idx); - regs->pp_on = PP_ON_DELAYS(dev_priv, pps_idx); - regs->pp_off = PP_OFF_DELAYS(dev_priv, pps_idx); + regs->pp_ctrl = PP_CONTROL(display, pps_idx); + regs->pp_stat = PP_STATUS(display, pps_idx); + regs->pp_on = PP_ON_DELAYS(display, pps_idx); + regs->pp_off = PP_OFF_DELAYS(display, pps_idx); /* Cycle delay moved from PP_DIVISOR to PP_CONTROL */ if (IS_GEMINILAKE(dev_priv) || IS_BROXTON(dev_priv) || INTEL_PCH_TYPE(dev_priv) >= PCH_CNP) regs->pp_div = INVALID_MMIO_REG; else - regs->pp_div = PP_DIVISOR(dev_priv, pps_idx); + regs->pp_div = PP_DIVISOR(display, pps_idx); } static i915_reg_t @@ -529,49 +542,51 @@ _pp_stat_reg(struct intel_dp *intel_dp) static bool edp_have_panel_power(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_dp->pps.pps_pipe == INVALID_PIPE) return false; - return (intel_de_read(dev_priv, _pp_stat_reg(intel_dp)) & PP_ON) != 0; + return (intel_de_read(display, _pp_stat_reg(intel_dp)) & PP_ON) != 0; } static bool edp_have_panel_vdd(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if ((IS_VALLEYVIEW(dev_priv) || IS_CHERRYVIEW(dev_priv)) && intel_dp->pps.pps_pipe == INVALID_PIPE) return false; - return intel_de_read(dev_priv, _pp_ctrl_reg(intel_dp)) & EDP_FORCE_VDD; + return intel_de_read(display, _pp_ctrl_reg(intel_dp)) & EDP_FORCE_VDD; } void intel_pps_check_power_unlocked(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); if (!intel_dp_is_edp(intel_dp)) return; if (!edp_have_panel_power(intel_dp) && !edp_have_panel_vdd(intel_dp)) { - drm_WARN(&dev_priv->drm, 1, + drm_WARN(display->drm, 1, "[ENCODER:%d:%s] %s powered off while attempting AUX CH communication.\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); - drm_dbg_kms(&dev_priv->drm, + pps_name(intel_dp)); + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps), - intel_de_read(dev_priv, _pp_stat_reg(intel_dp)), - intel_de_read(dev_priv, _pp_ctrl_reg(intel_dp))); + pps_name(intel_dp), + intel_de_read(display, _pp_stat_reg(intel_dp)), + intel_de_read(display, _pp_ctrl_reg(intel_dp))); } } @@ -589,68 +604,71 @@ static void intel_pps_verify_state(struct intel_dp *intel_dp); static void wait_panel_status(struct intel_dp *intel_dp, u32 mask, u32 value) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); i915_reg_t pp_stat_reg, pp_ctrl_reg; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); intel_pps_verify_state(intel_dp); pp_stat_reg = _pp_stat_reg(intel_dp); pp_ctrl_reg = _pp_ctrl_reg(intel_dp); - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s mask: 0x%08x value: 0x%08x PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps), + pps_name(intel_dp), mask, value, - intel_de_read(dev_priv, pp_stat_reg), - intel_de_read(dev_priv, pp_ctrl_reg)); + intel_de_read(display, pp_stat_reg), + intel_de_read(display, pp_ctrl_reg)); - if (intel_de_wait(dev_priv, pp_stat_reg, mask, value, 5000)) - drm_err(&dev_priv->drm, + if (intel_de_wait(display, pp_stat_reg, mask, value, 5000)) + drm_err(display->drm, "[ENCODER:%d:%s] %s panel status timeout: PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps), - intel_de_read(dev_priv, pp_stat_reg), - intel_de_read(dev_priv, pp_ctrl_reg)); + pps_name(intel_dp), + intel_de_read(display, pp_stat_reg), + intel_de_read(display, pp_ctrl_reg)); - drm_dbg_kms(&dev_priv->drm, "Wait complete\n"); + drm_dbg_kms(display->drm, "Wait complete\n"); } static void wait_panel_on(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] %s wait for panel power on\n", + drm_dbg_kms(display->drm, + "[ENCODER:%d:%s] %s wait for panel power on\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(i915, &intel_dp->pps)); + pps_name(intel_dp)); wait_panel_status(intel_dp, IDLE_ON_MASK, IDLE_ON_VALUE); } static void wait_panel_off(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); - drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] %s wait for panel power off time\n", + drm_dbg_kms(display->drm, + "[ENCODER:%d:%s] %s wait for panel power off time\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(i915, &intel_dp->pps)); + pps_name(intel_dp)); wait_panel_status(intel_dp, IDLE_OFF_MASK, IDLE_OFF_VALUE); } static void wait_panel_power_cycle(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); ktime_t panel_power_on_time; s64 panel_power_off_duration; - drm_dbg_kms(&i915->drm, "[ENCODER:%d:%s] %s wait for panel power cycle\n", + drm_dbg_kms(display->drm, + "[ENCODER:%d:%s] %s wait for panel power cycle\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(i915, &intel_dp->pps)); + pps_name(intel_dp)); /* take the difference of current time and panel power off time * and then make panel wait for t11_t12 if needed. */ @@ -695,13 +713,13 @@ static void edp_wait_backlight_off(struct intel_dp *intel_dp) static u32 ilk_get_pp_control(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); u32 control; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); - control = intel_de_read(dev_priv, _pp_ctrl_reg(intel_dp)); - if (drm_WARN_ON(&dev_priv->drm, !HAS_DDI(dev_priv) && + control = intel_de_read(display, _pp_ctrl_reg(intel_dp)); + if (drm_WARN_ON(display->drm, !HAS_DDI(display) && (control & PANEL_UNLOCK_MASK) != PANEL_UNLOCK_REGS)) { control &= ~PANEL_UNLOCK_MASK; control |= PANEL_UNLOCK_REGS; @@ -716,13 +734,14 @@ static u32 ilk_get_pp_control(struct intel_dp *intel_dp) */ bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); u32 pp; i915_reg_t pp_stat_reg, pp_ctrl_reg; bool need_to_disable = !intel_dp->pps.want_panel_vdd; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if (!intel_dp_is_edp(intel_dp)) return false; @@ -733,16 +752,16 @@ bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp) if (edp_have_panel_vdd(intel_dp)) return need_to_disable; - drm_WARN_ON(&dev_priv->drm, intel_dp->pps.vdd_wakeref); + drm_WARN_ON(display->drm, intel_dp->pps.vdd_wakeref); intel_dp->pps.vdd_wakeref = intel_display_power_get(dev_priv, intel_aux_power_domain(dig_port)); pp_stat_reg = _pp_stat_reg(intel_dp); pp_ctrl_reg = _pp_ctrl_reg(intel_dp); - drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] %s turning VDD on\n", + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s turning VDD on\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); if (!edp_have_panel_power(intel_dp)) wait_panel_power_cycle(intel_dp); @@ -750,21 +769,22 @@ bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp) pp = ilk_get_pp_control(intel_dp); pp |= EDP_FORCE_VDD; - intel_de_write(dev_priv, pp_ctrl_reg, pp); - intel_de_posting_read(dev_priv, pp_ctrl_reg); - drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] %s PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", + intel_de_write(display, pp_ctrl_reg, pp); + intel_de_posting_read(display, pp_ctrl_reg); + drm_dbg_kms(display->drm, + "[ENCODER:%d:%s] %s PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps), - intel_de_read(dev_priv, pp_stat_reg), - intel_de_read(dev_priv, pp_ctrl_reg)); + pps_name(intel_dp), + intel_de_read(display, pp_stat_reg), + intel_de_read(display, pp_ctrl_reg)); /* * If the panel wasn't on, delay before accessing aux channel */ if (!edp_have_panel_power(intel_dp)) { - drm_dbg_kms(&dev_priv->drm, + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s panel power wasn't enabled\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); msleep(intel_dp->pps.panel_power_up_delay); } @@ -779,7 +799,8 @@ bool intel_pps_vdd_on_unlocked(struct intel_dp *intel_dp) */ void intel_pps_vdd_on(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *i915 = to_i915(display->drm); intel_wakeref_t wakeref; bool vdd; @@ -792,27 +813,27 @@ void intel_pps_vdd_on(struct intel_dp *intel_dp) I915_STATE_WARN(i915, !vdd, "[ENCODER:%d:%s] %s VDD already requested on\n", dp_to_dig_port(intel_dp)->base.base.base.id, dp_to_dig_port(intel_dp)->base.base.name, - pps_name(i915, &intel_dp->pps)); + pps_name(intel_dp)); } static void intel_pps_vdd_off_sync_unlocked(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); - struct intel_digital_port *dig_port = - dp_to_dig_port(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); u32 pp; i915_reg_t pp_stat_reg, pp_ctrl_reg; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); - drm_WARN_ON(&dev_priv->drm, intel_dp->pps.want_panel_vdd); + drm_WARN_ON(display->drm, intel_dp->pps.want_panel_vdd); if (!edp_have_panel_vdd(intel_dp)) return; - drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] %s turning VDD off\n", + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s turning VDD off\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); pp = ilk_get_pp_control(intel_dp); pp &= ~EDP_FORCE_VDD; @@ -820,15 +841,16 @@ static void intel_pps_vdd_off_sync_unlocked(struct intel_dp *intel_dp) pp_ctrl_reg = _pp_ctrl_reg(intel_dp); pp_stat_reg = _pp_stat_reg(intel_dp); - intel_de_write(dev_priv, pp_ctrl_reg, pp); - intel_de_posting_read(dev_priv, pp_ctrl_reg); + intel_de_write(display, pp_ctrl_reg, pp); + intel_de_posting_read(display, pp_ctrl_reg); /* Make sure sequencer is idle before allowing subsequent activity */ - drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] %s PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", + drm_dbg_kms(display->drm, + "[ENCODER:%d:%s] %s PP_STATUS: 0x%08x PP_CONTROL: 0x%08x\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps), - intel_de_read(dev_priv, pp_stat_reg), - intel_de_read(dev_priv, pp_ctrl_reg)); + pps_name(intel_dp), + intel_de_read(display, pp_stat_reg), + intel_de_read(display, pp_ctrl_reg)); if ((pp & PANEL_POWER_ON) == 0) intel_dp->pps.panel_power_off_time = ktime_get_boottime(); @@ -869,7 +891,8 @@ static void edp_panel_vdd_work(struct work_struct *__work) static void edp_panel_vdd_schedule_off(struct intel_dp *intel_dp) { - struct drm_i915_private *i915 = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *i915 = to_i915(display->drm); unsigned long delay; /* @@ -896,9 +919,10 @@ static void edp_panel_vdd_schedule_off(struct intel_dp *intel_dp) */ void intel_pps_vdd_off_unlocked(struct intel_dp *intel_dp, bool sync) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if (!intel_dp_is_edp(intel_dp)) return; @@ -907,7 +931,7 @@ void intel_pps_vdd_off_unlocked(struct intel_dp *intel_dp, bool sync) "[ENCODER:%d:%s] %s VDD not forced on", dp_to_dig_port(intel_dp)->base.base.base.id, dp_to_dig_port(intel_dp)->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); intel_dp->pps.want_panel_vdd = false; @@ -919,25 +943,26 @@ void intel_pps_vdd_off_unlocked(struct intel_dp *intel_dp, bool sync) void intel_pps_on_unlocked(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); u32 pp; i915_reg_t pp_ctrl_reg; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if (!intel_dp_is_edp(intel_dp)) return; - drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] %s turn panel power on\n", + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s turn panel power on\n", dp_to_dig_port(intel_dp)->base.base.base.id, dp_to_dig_port(intel_dp)->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); - if (drm_WARN(&dev_priv->drm, edp_have_panel_power(intel_dp), + if (drm_WARN(display->drm, edp_have_panel_power(intel_dp), "[ENCODER:%d:%s] %s panel power already on\n", dp_to_dig_port(intel_dp)->base.base.base.id, dp_to_dig_port(intel_dp)->base.base.name, - pps_name(dev_priv, &intel_dp->pps))) + pps_name(intel_dp))) return; wait_panel_power_cycle(intel_dp); @@ -947,24 +972,36 @@ void intel_pps_on_unlocked(struct intel_dp *intel_dp) if (IS_IRONLAKE(dev_priv)) { /* ILK workaround: disable reset around power sequence */ pp &= ~PANEL_POWER_RESET; - intel_de_write(dev_priv, pp_ctrl_reg, pp); - intel_de_posting_read(dev_priv, pp_ctrl_reg); + intel_de_write(display, pp_ctrl_reg, pp); + intel_de_posting_read(display, pp_ctrl_reg); } + /* + * WA: 22019252566 + * Disable DPLS gating around power sequence. + */ + if (IS_DISPLAY_VER(display, 13, 14)) + intel_de_rmw(display, SOUTH_DSPCLK_GATE_D, + 0, PCH_DPLSUNIT_CLOCK_GATE_DISABLE); + pp |= PANEL_POWER_ON; if (!IS_IRONLAKE(dev_priv)) pp |= PANEL_POWER_RESET; - intel_de_write(dev_priv, pp_ctrl_reg, pp); - intel_de_posting_read(dev_priv, pp_ctrl_reg); + intel_de_write(display, pp_ctrl_reg, pp); + intel_de_posting_read(display, pp_ctrl_reg); wait_panel_on(intel_dp); intel_dp->pps.last_power_on = jiffies; + if (IS_DISPLAY_VER(display, 13, 14)) + intel_de_rmw(display, SOUTH_DSPCLK_GATE_D, + PCH_DPLSUNIT_CLOCK_GATE_DISABLE, 0); + if (IS_IRONLAKE(dev_priv)) { pp |= PANEL_POWER_RESET; /* restore panel reset bit */ - intel_de_write(dev_priv, pp_ctrl_reg, pp); - intel_de_posting_read(dev_priv, pp_ctrl_reg); + intel_de_write(display, pp_ctrl_reg, pp); + intel_de_posting_read(display, pp_ctrl_reg); } } @@ -981,24 +1018,25 @@ void intel_pps_on(struct intel_dp *intel_dp) void intel_pps_off_unlocked(struct intel_dp *intel_dp) { - struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); + struct intel_display *display = to_intel_display(intel_dp); + struct drm_i915_private *dev_priv = to_i915(display->drm); struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); u32 pp; i915_reg_t pp_ctrl_reg; - lockdep_assert_held(&dev_priv->display.pps.mutex); + lockdep_assert_held(&display->pps.mutex); if (!intel_dp_is_edp(intel_dp)) return; - drm_dbg_kms(&dev_priv->drm, "[ENCODER:%d:%s] %s turn panel power off\n", + drm_dbg_kms(display->drm, "[ENCODER:%d:%s] %s turn panel power off\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); - drm_WARN(&dev_priv->drm, !intel_dp->pps.want_panel_vdd, + drm_WARN(display->drm, !intel_dp->pps.want_panel_vdd, "[ENCODER:%d:%s] %s need VDD to turn off panel\n", dig_port->base.base.base.id, dig_port->base.base.name, - pps_name(dev_priv, &intel_dp->pps)); + pps_name(intel_dp)); pp = ilk_get_pp_cont |