public inbox for intel-gfx@lists.freedesktop.org
 help / color / mirror / Atom feed
* [PATCH v2] drm/i915/psr: Enable PSR1 on gen-9+ HW
@ 2018-09-28  6:11 Dhinakaran Pandiyan
  2018-09-28  6:31 ` ✗ Fi.CI.CHECKPATCH: warning for drm/i915/psr: Enable PSR1 on gen-9+ HW (rev2) Patchwork
                   ` (10 more replies)
  0 siblings, 11 replies; 14+ messages in thread
From: Dhinakaran Pandiyan @ 2018-09-28  6:11 UTC (permalink / raw)
  To: intel-gfx; +Cc: Paulo Zanoni, Jani Nikula, Dhinakaran Pandiyan, Rodrigo Vivi

We have new tests and fixes in place since the feature was last
disabled. Try again for gen-9+ hardware and enable only PSR1 by default as
a first step.
v2: Remove typo fix and comment improvements (Rodrigo)

Cc: Jani Nikula <jani.nikula@intel.com>
Cc: Jose Roberto de Souza <jose.souza@intel.com>
Cc: Paulo Zanoni <paulo.r.zanoni@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
References: commit 2ee7dc497e34 ("drm/i915: disable PSR by default on HSW/BDW")
References: commit dcb2e993f3c0 ("Revert "drm/i915: Enable PSR by default on Valleyview and Cherryview."")
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
---
 drivers/gpu/drm/i915/intel_psr.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index b6838b525502..5a2660ad8203 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -71,6 +71,10 @@ static bool psr_global_enabled(u32 debug)
 static bool intel_psr2_enabled(struct drm_i915_private *dev_priv,
 			       const struct intel_crtc_state *crtc_state)
 {
+	/* Disable PSR2 by default for all platforms */
+	if (i915_modparams.enable_psr == -1)
+		return false;
+
 	switch (dev_priv->psr.debug & I915_PSR_DEBUG_MODE_MASK) {
 	case I915_PSR_DEBUG_FORCE_PSR1:
 		return false;
@@ -1065,12 +1069,9 @@ void intel_psr_init(struct drm_i915_private *dev_priv)
 	if (!dev_priv->psr.sink_support)
 		return;
 
-	if (i915_modparams.enable_psr == -1) {
-		i915_modparams.enable_psr = dev_priv->vbt.psr.enable;
-
-		/* Per platform default: all disabled. */
-		i915_modparams.enable_psr = 0;
-	}
+	if (i915_modparams.enable_psr == -1)
+		if (INTEL_GEN(dev_priv) < 9 || !dev_priv->vbt.psr.enable)
+			i915_modparams.enable_psr = 0;
 
 	/* Set link_standby x link_off defaults */
 	if (IS_HASWELL(dev_priv) || IS_BROADWELL(dev_priv))
-- 
2.17.1

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

^ permalink raw reply related	[flat|nested] 14+ messages in thread

end of thread, other threads:[~2018-10-02 23:10 UTC | newest]

Thread overview: 14+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2018-09-28  6:11 [PATCH v2] drm/i915/psr: Enable PSR1 on gen-9+ HW Dhinakaran Pandiyan
2018-09-28  6:31 ` ✗ Fi.CI.CHECKPATCH: warning for drm/i915/psr: Enable PSR1 on gen-9+ HW (rev2) Patchwork
2018-09-28  6:50 ` ✗ Fi.CI.BAT: failure " Patchwork
2018-09-28 13:25 ` ✓ Fi.CI.IGT: success " Patchwork
2018-10-01 19:04 ` ✓ Fi.CI.BAT: " Patchwork
2018-10-01 22:17 ` [PATCH v2] drm/i915/psr: Enable PSR1 on gen-9+ HW Rodrigo Vivi
2018-10-02 17:40   ` Dhinakaran Pandiyan
2018-10-01 22:23 ` ✓ Fi.CI.IGT: success for drm/i915/psr: Enable PSR1 on gen-9+ HW (rev2) Patchwork
2018-10-02  7:41 ` ✓ Fi.CI.BAT: " Patchwork
2018-10-02  8:04 ` Patchwork
2018-10-02  8:33 ` ✓ Fi.CI.IGT: " Patchwork
2018-10-02  9:19 ` Patchwork
2018-10-02 19:37 ` [PATCH v2] drm/i915/psr: Enable PSR1 on gen-9+ HW Souza, Jose
2018-10-02 23:09   ` Dhinakaran Pandiyan

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox