A recent bspec update added an extra voltage level that we didn't have on ICL and new criteria for selecting the level.
Bspec: 49208 Cc: José Roberto de Souza <[email protected]> Cc: Anusha Srivatsa <[email protected]> Signed-off-by: Matt Roper <[email protected]> --- drivers/gpu/drm/i915/display/intel_cdclk.c | 19 ++++++++++++++++++- drivers/gpu/drm/i915/display/intel_ddi.c | 4 +++- 2 files changed, 21 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_cdclk.c b/drivers/gpu/drm/i915/display/intel_cdclk.c index 7154a2288310..55b5dd169c51 100644 --- a/drivers/gpu/drm/i915/display/intel_cdclk.c +++ b/drivers/gpu/drm/i915/display/intel_cdclk.c @@ -1295,6 +1295,18 @@ static u8 ehl_calc_voltage_level(int cdclk) return 0; } +static u8 tgl_calc_voltage_level(int cdclk) +{ + if (cdclk > 556800) + return 3; + else if (cdclk > 326400) + return 2; + else if (cdclk > 312000) + return 1; + else + return 0; +} + static void cnl_readout_refclk(struct drm_i915_private *dev_priv, struct intel_cdclk_config *cdclk_config) { @@ -2711,7 +2723,12 @@ void intel_update_rawclk(struct drm_i915_private *dev_priv) */ void intel_init_cdclk_hooks(struct drm_i915_private *dev_priv) { - if (IS_ELKHARTLAKE(dev_priv)) { + if (INTEL_GEN(dev_priv) >= 12) { + dev_priv->display.set_cdclk = bxt_set_cdclk; + dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk; + dev_priv->display.calc_voltage_level = tgl_calc_voltage_level; + dev_priv->cdclk.table = icl_cdclk_table; + } else if (IS_ELKHARTLAKE(dev_priv)) { dev_priv->display.set_cdclk = bxt_set_cdclk; dev_priv->display.modeset_calc_cdclk = bxt_modeset_calc_cdclk; dev_priv->display.calc_voltage_level = ehl_calc_voltage_level; diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c index ff638fc6e3f5..08a66b8a25cf 100644 --- a/drivers/gpu/drm/i915/display/intel_ddi.c +++ b/drivers/gpu/drm/i915/display/intel_ddi.c @@ -4206,7 +4206,9 @@ static bool intel_ddi_is_audio_enabled(struct drm_i915_private *dev_priv, void intel_ddi_compute_min_voltage_level(struct drm_i915_private *dev_priv, struct intel_crtc_state *crtc_state) { - if (IS_ELKHARTLAKE(dev_priv) && crtc_state->port_clock > 594000) + if (INTEL_GEN(dev_priv) >= 12 && crtc_state->port_clock > 594000) + crtc_state->min_voltage_level = 2; + else if (IS_ELKHARTLAKE(dev_priv) && crtc_state->port_clock > 594000) crtc_state->min_voltage_level = 3; else if (INTEL_GEN(dev_priv) >= 11 && crtc_state->port_clock > 594000) crtc_state->min_voltage_level = 1; -- 2.24.1 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
