Commit 7342a72c authored by Chris Wilson's avatar Chris Wilson

drm/i915: Ignore skl+ for debugfs/i915_sr_status

There is no easily digestible single self-refresh status bit, so don't
report one for debugfs/i915_sr_status on gen9+. For the moment this
avoids a read of the non-existent WM1_LP_ILK register.
Signed-off-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20170309142049.16033-1-chris@chris-wilson.co.ukReviewed-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
parent 9735b04d
...@@ -1749,7 +1749,9 @@ static int i915_sr_status(struct seq_file *m, void *unused) ...@@ -1749,7 +1749,9 @@ static int i915_sr_status(struct seq_file *m, void *unused)
intel_runtime_pm_get(dev_priv); intel_runtime_pm_get(dev_priv);
intel_display_power_get(dev_priv, POWER_DOMAIN_INIT); intel_display_power_get(dev_priv, POWER_DOMAIN_INIT);
if (HAS_PCH_SPLIT(dev_priv)) if (INTEL_GEN(dev_priv) >= 9)
/* no global SR status; inspect per-plane WM */;
else if (HAS_PCH_SPLIT(dev_priv))
sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN; sr_enabled = I915_READ(WM1_LP_ILK) & WM1_LP_SR_EN;
else if (IS_I965GM(dev_priv) || IS_G4X(dev_priv) || else if (IS_I965GM(dev_priv) || IS_G4X(dev_priv) ||
IS_I945G(dev_priv) || IS_I945GM(dev_priv)) IS_I945G(dev_priv) || IS_I945GM(dev_priv))
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment