From: Ville Syrjälä Date: Tue, 30 Jan 2018 20:38:05 +0000 (+0200) Subject: drm/i915: Disable trickle feed for SNB/IVB cursors X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e876b78c5fbf1ef1b5eded8bd4d7ae045ade589a;p=linux.git drm/i915: Disable trickle feed for SNB/IVB cursors 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 --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 3f94fd3e8df28..0fcad0f0f175b 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;