In fact, apply the Cannonlake resolution check for all >= Gen-10 platforms
to be safe.
v2: Use local variables for resolution limits and print them (Ville)
Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
Cc: Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx>
Cc: Elio Martinez Monroy <elio.martinez.monroy@xxxxxxxxx>
Signed-off-by: Dhinakaran Pandiyan <dhinakaran.pandiyan@xxxxxxxxx>
---
drivers/gpu/drm/i915/intel_psr.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c
index 05770790a4e9..66d04a8dd99e 100644
--- a/drivers/gpu/drm/i915/intel_psr.c
+++ b/drivers/gpu/drm/i915/intel_psr.c
@@ -451,8 +451,9 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
{
struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp);
struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev);
- const struct drm_display_mode *adjusted_mode =
- &crtc_state->base.adjusted_mode;
+ int crtc_h = crtc_state->base.adjusted_mode.crtc_hdisplay;
+ int crtc_v = crtc_state->base.adjusted_mode.crtc_vdisplay;
+ int max_h, max_v;
/*
* FIXME psr2_support is messed up. It's both computed
@@ -462,10 +463,11 @@ static bool intel_psr2_config_valid(struct intel_dp *intel_dp,
if (!dev_priv->psr.psr2_support)
return false;
- /* PSR2 is restricted to work with panel resolutions up to 3640x2304 */
- if (adjusted_mode->crtc_hdisplay > 3640 ||
- adjusted_mode->crtc_vdisplay > 2304) {
- DRM_DEBUG_KMS("PSR2 not enabled, panel resolution too big\n");
+ max_h = INTEL_GEN(dev_priv) >= 10 ? 4096 : 3640;
+ max_v = 2304;
+ if (crtc_h > max_h || crtc_v > max_v) {
+ DRM_DEBUG_KMS("PSR2 not enabled, resolution %dx%d > max supported %dx%d\n",
+ crtc_h, crtc_v, max_h, max_v);
return false;
}
--
2.14.1
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