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-rw-r--r--drivers/gpu/drm/i915/display/intel_psr.c4
-rw-r--r--drivers/gpu/drm/i915/i915_params.c2
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index b6b7bb5be5ae..bbd581ed0815 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -100,11 +100,15 @@ static bool psr_global_enabled(struct intel_dp *intel_dp)
static bool psr2_global_enabled(struct intel_dp *intel_dp)
{
+ struct drm_i915_private *i915 = dp_to_i915(intel_dp);
+
switch (intel_dp->psr.debug & I915_PSR_DEBUG_MODE_MASK) {
case I915_PSR_DEBUG_DISABLE:
case I915_PSR_DEBUG_FORCE_PSR1:
return false;
default:
+ if (i915->params.enable_psr == 1)
+ return false;
return true;
}
}
diff --git a/drivers/gpu/drm/i915/i915_params.c b/drivers/gpu/drm/i915/i915_params.c
index a28b10bc20ad..1930487e5f09 100644
--- a/drivers/gpu/drm/i915/i915_params.c
+++ b/drivers/gpu/drm/i915/i915_params.c
@@ -96,7 +96,7 @@ i915_param_named_unsafe(enable_hangcheck, bool, 0400,
i915_param_named_unsafe(enable_psr, int, 0400,
"Enable PSR "
- "(0=disabled, 1=enabled) "
+ "(0=disabled, 1=enable up to PSR1, 2=enable up to PSR2) "
"Default: -1 (use per-chip default)");
i915_param_named(psr_safest_params, bool, 0400,