From: "Kumar, Mahesh" <[email protected]> CNL:A & CNL:B have same workaround as KBL to increase wm level latency by 4us if IPC is enabled.
Signed-off-by: Mahesh Kumar <[email protected]> --- drivers/gpu/drm/i915/intel_pm.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 231a7463868c..ad3b3d758d5c 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4447,7 +4447,8 @@ static int skl_compute_plane_wm(const struct drm_i915_private *dev_priv, } /* Display WA #1141: kbl,cfl */ - if ((IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv)) && + if ((IS_KABYLAKE(dev_priv) || IS_COFFEELAKE(dev_priv) || + IS_CNL_REVID(dev_priv, CNL_REVID_A0, CNL_REVID_B0)) && dev_priv->ipc_enabled) latency += 4; -- 2.13.0 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
