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authorVille Syrjälä <ville.syrjala@linux.intel.com>2019-01-25 20:38:46 +0200
committerJani Nikula <jani.nikula@intel.com>2019-02-05 15:18:46 +0200
commit3e0b69bbed7161eee8702eee5dcdc18afc1dc982 (patch)
tree768ffc44f72b5d7b36ccb0422fe21e42e81c3924
parent8834f5600cf3c8db365e18a3d5cac2c2780c81e5 (diff)
downloadlinux-bitmain-3e0b69bbed7161eee8702eee5dcdc18afc1dc982.tar.gz
drm/i915: Fix skl srckey mask bits
We're incorrectly masking off the R/V channel enable bit from KEYMSK. Fix it up. Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Cc: Matt Roper <matthew.d.roper@intel.com> Fixes: b20815255693 ("drm/i915: Add plane alpha blending support, v2.") Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190125183846.28755-1-ville.syrjala@linux.intel.com Reviewed-by: Matt Roper <matthew.d.roper@intel.com> (cherry picked from commit 968bf969b47df2481022b9a05eaab02948eec088) Signed-off-by: Jani Nikula <jani.nikula@intel.com>
-rw-r--r--drivers/gpu/drm/i915/intel_sprite.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c
index d2e003d8f3dbe..5170a0f5fe7b6 100644
--- a/drivers/gpu/drm/i915/intel_sprite.c
+++ b/drivers/gpu/drm/i915/intel_sprite.c
@@ -494,7 +494,7 @@ skl_program_plane(struct intel_plane *plane,
keymax = (key->max_value & 0xffffff) | PLANE_KEYMAX_ALPHA(alpha);
- keymsk = key->channel_mask & 0x3ffffff;
+ keymsk = key->channel_mask & 0x7ffffff;
if (alpha < 0xff)
keymsk |= PLANE_KEYMSK_ALPHA_ENABLE;