From e876b78c5fbf1ef1b5eded8bd4d7ae045ade589a Mon Sep 17 00:00:00 2001 From: =?utf8?q?Ville=20Syrj=C3=A4l=C3=A4?= Date: Tue, 30 Jan 2018 22:38:05 +0200 Subject: [PATCH] drm/i915: Disable trickle feed for SNB/IVB cursors MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We disable trickle feed whenever possible, except for the cursors on SNB/IVB. Let's try disabling it there too if for no other reason than consistency. Signed-off-by: Ville Syrjälä Link: https://patchwork.freedesktop.org/patch/msgid/20180130203807.13721-5-ville.syrjala@linux.intel.com Reviewed-by: Mika Kahola --- drivers/gpu/drm/i915/intel_display.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3f94fd3e8df2..0fcad0f0f175 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -9711,6 +9711,9 @@ static u32 i9xx_cursor_ctl(const struct intel_crtc_state *crtc_state, struct intel_crtc *crtc = to_intel_crtc(crtc_state->base.crtc); u32 cntl = 0; + if (IS_GEN6(dev_priv) || IS_IVYBRIDGE(dev_priv)) + cntl |= MCURSOR_TRICKLE_FEED_DISABLE; + if (INTEL_GEN(dev_priv) <= 10) { cntl |= MCURSOR_GAMMA_ENABLE; -- 2.11.0