1 files changed, 9 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index 4ab757947f15..0b42ada338c8 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -778,6 +778,15 @@ void intel_psr_init(struct drm_device *dev)
         dev_priv->psr_mmio_base = IS_HASWELL(dev_priv) ?
                 HSW_EDP_PSR_BASE : BDW_EDP_PSR_BASE;
 
+        /* Per platform default */
+        if (i915.enable_psr == -1) {
+                if (IS_HASWELL(dev) || IS_BROADWELL(dev) ||
+                    IS_VALLEYVIEW(dev) || IS_CHERRYVIEW(dev))
+                        i915.enable_psr = 1;
+                else
+                        i915.enable_psr = 0;
+        }
+
         /* Set link_standby x link_off defaults */
         if (IS_HASWELL(dev) || IS_BROADWELL(dev))
                 /* HSW and BDW require workarounds that we don't implement. */