From: ville.syrjala@linux.intel.com
To: dri-devel@lists.freedesktop.org
Cc: intel-gfx@lists.freedesktop.org, Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: [PATCH 4/6] drm/i915/psr: Skip aux handeshake if the vbt tells us to
Date: Tue, 31 May 2016 18:50:28 +0300 [thread overview]
Message-ID: <1464709830-25656-5-git-send-email-ville.syrjala@linux.intel.com> (raw)
In-Reply-To: <1464709830-25656-1-git-send-email-ville.syrjala@linux.intel.com>
From: Daniel Vetter <daniel.vetter@ffwll.ch>
Not sure we can trust VBT on this one, but let's try.
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Sonika Jindal <sonika.jindal@intel.com>
Cc: Durgadoss R <durgadoss.r@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
drivers/gpu/drm/i915/intel_psr.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index aacd8d1767f2..c073cbbf1b91 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -298,6 +298,9 @@ static void hsw_psr_enable_source(struct intel_dp *intel_dp)
else
val |= EDP_PSR_TP1_TP2_SEL;
+ if (!dev_priv->vbt.psr.require_aux_wakeup)
+ val |= EDP_PSR_SKIP_AUX_EXIT;
+
I915_WRITE(EDP_PSR_CTL, val);
if (!dev_priv->psr.psr2_support)
--
2.7.4
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next prev parent reply other threads:[~2016-05-31 15:50 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-05-31 15:50 [PATCH 0/6] drm/i915: Remaining PSR fixes ville.syrjala
2016-05-31 15:50 ` [PATCH v2 1/6] drm/dp: Add drm_dp_psr_setup_time() ville.syrjala
2016-05-31 15:50 ` [PATCH v2 2/6] drm/dp: Add drm_dp_psr_need_train_on_exit() ville.syrjala
2016-05-31 15:50 ` [PATCH 3/6] drm/i915: Check PSR setup time vs. vblank length ville.syrjala
2016-08-05 22:10 ` [Intel-gfx] " Rodrigo Vivi
2016-08-08 7:38 ` Ville Syrjälä
2016-08-08 8:33 ` Jani Nikula
2016-08-25 21:39 ` [Intel-gfx] " Rodrigo Vivi
2016-05-31 15:50 ` ville.syrjala [this message]
2016-05-31 15:50 ` [PATCH 5/6] drm/i915: Ask the sink whether training is required when exiting PSR main-link off mode ville.syrjala
2016-05-31 15:50 ` [PATCH 6/6] drm/i915: Move psr.link_standby setup to intel_psr_match_conditions() ville.syrjala
2016-05-31 16:17 ` ✗ Ro.CI.BAT: failure for drm/i915: Remaining PSR fixes Patchwork
2016-06-02 18:28 ` Ville Syrjälä
2016-05-31 19:07 ` [PATCH 0/6] " Daniel Vetter
2016-05-31 19:16 ` Ville Syrjälä
2016-06-08 14:34 ` ✗ Ro.CI.BAT: warning for " Patchwork
2016-06-10 15:20 ` Patchwork
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