From: José Roberto de Souza Date: Tue, 4 Dec 2018 00:34:00 +0000 (-0800) Subject: drm/i915: Remove old PSR2 FIXME about frontbuffer tracking X-Git-Tag: v5.1-rc1~23^2~28^2~112 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=227939a1c46db1b3dab52b621d7e6621ad269f84;p=uclinux-h8%2Flinux.git drm/i915: Remove old PSR2 FIXME about frontbuffer tracking Our frontbuffer tracking improved over the years + the WA #0884 helped us keep PSR2 enabled while triggering screen updates when necessary so this FIXME is not valid anymore. Acked-by: Dhinakaran Pandiyan Reviewed-by: Rodrigo Vivi Signed-off-by: José Roberto de Souza Link: https://patchwork.freedesktop.org/patch/msgid/20181204003403.23361-6-jose.souza@intel.com --- diff --git a/drivers/gpu/drm/i915/intel_psr.c b/drivers/gpu/drm/i915/intel_psr.c index b513a15d60e1..11b038ba96ec 100644 --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -476,9 +476,6 @@ static void hsw_activate_psr2(struct intel_dp *intel_dp) idle_frames = max(idle_frames, dev_priv->psr.sink_sync_latency + 1); val = idle_frames << EDP_PSR2_IDLE_FRAME_SHIFT; - /* FIXME: selective update is probably totally broken because it doesn't - * mesh at all with our frontbuffer tracking. And the hw alone isn't - * good enough. */ val |= EDP_PSR2_ENABLE | EDP_SU_TRACK_ENABLE; if (INTEL_GEN(dev_priv) >= 10 || IS_GEMINILAKE(dev_priv)) val |= EDP_Y_COORDINATE_ENABLE;