<html xmlns="http://www.w3.org/1999/xhtml"> <head> <title></title> </head> <body> <div name="messageBodySection">Patches merged to dinq. Thanks for the reviews!</div> <div name="messageReplySection"> On Jun 2, 2017, 1:07 PM -0700, Rodrigo Vivi <rodrigo.vivi@intel.com>, wrote: <blockquote type="cite">Panel Power sequences for CNP is similar to Broxton, but with only one sequencer. Main difference from SPT is that PP_DIVISOR was removed and power cycle delay has been moved to PP_CONTROL. v2: Add missed pp_div write, that is now part of PP_CONTROL[8:4] as on Broxton. (Found by DK) v3: Improve commit message. (By DK) Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com Cc: Jani Nikula <jani.nikula@intel.com Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com Reviewed-by: Clinton Taylor <clinton.a.taylor@intel.com Reviewed-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com --- drivers/gpu/drm/i915/intel_dp.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 58dca87..db51338 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -798,7 +798,7 @@ static void intel_pps_get_registers(struct drm_i915_private *dev_priv, regs->pp_stat = PP_STATUS(pps_idx); regs->pp_on = PP_ON_DELAYS(pps_idx); regs->pp_off = PP_OFF_DELAYS(pps_idx); - if (!IS_GEN9_LP(dev_priv)) + if (!IS_GEN9_LP(dev_priv) && !HAS_PCH_CNP(dev_priv)) regs->pp_div = PP_DIVISOR(pps_idx); } @@ -5099,7 +5099,7 @@ static void intel_dp_init_panel_power_timestamps(struct intel_dp *intel_dp) pp_on = I915_READ(regs.pp_on); pp_off = I915_READ(regs.pp_off); - if (!IS_GEN9_LP(dev_priv)) { + if (!IS_GEN9_LP(dev_priv) && !HAS_PCH_CNP(dev_priv)) { I915_WRITE(regs.pp_ctrl, pp_ctl); pp_div = I915_READ(regs.pp_div); } @@ -5117,7 +5117,7 @@ static void intel_dp_init_panel_power_timestamps(struct intel_dp *intel_dp) seq->t10 = (pp_off & PANEL_POWER_DOWN_DELAY_MASK) PANEL_POWER_DOWN_DELAY_SHIFT; - if (IS_GEN9_LP(dev_priv)) { + if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv)) { u16 tmp = (pp_ctl & BXT_POWER_CYCLE_DELAY_MASK) BXT_POWER_CYCLE_DELAY_SHIFT; if (tmp > 0) @@ -5274,7 +5274,7 @@ static void intel_dp_init_panel_power_timestamps(struct intel_dp *intel_dp) (seq->t10 << PANEL_POWER_DOWN_DELAY_SHIFT); /* Compute the divisor for the pp clock, simply match the Bspec * formula. */ - if (IS_GEN9_LP(dev_priv)) { + if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv)) { pp_div = I915_READ(regs.pp_ctrl); pp_div &= ~BXT_POWER_CYCLE_DELAY_MASK; pp_div |= (DIV_ROUND_UP((seq->t11_t12 + 1), 1000) @@ -5300,7 +5300,7 @@ static void intel_dp_init_panel_power_timestamps(struct intel_dp *intel_dp) I915_WRITE(regs.pp_on, pp_on); I915_WRITE(regs.pp_off, pp_off); - if (IS_GEN9_LP(dev_priv)) + if (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv)) I915_WRITE(regs.pp_ctrl, pp_div); else I915_WRITE(regs.pp_div, pp_div); @@ -5308,7 +5308,7 @@ static void intel_dp_init_panel_power_timestamps(struct intel_dp *intel_dp) DRM_DEBUG_KMS("panel power sequencer register settings: PP_ON %#x, PP_OFF %#x, PP_DIV %#x\n", I915_READ(regs.pp_on), I915_READ(regs.pp_off), - IS_GEN9_LP(dev_priv) ? + (IS_GEN9_LP(dev_priv) || HAS_PCH_CNP(dev_priv)) ? (I915_READ(regs.pp_ctrl) & BXT_POWER_CYCLE_DELAY_MASK) : I915_READ(regs.pp_div)); } -- 1.9.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx </blockquote> </div> </body> </html>