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i915: Fix gen2 texblend setup 

Fix an off by one in the texture unit walk during texblend
setup on gen2. This caused the last enabled texunit to be
skipped resulting in totally messed up texturing.

This is a regression introduced here:
 commit 1ad443ecdd
 Author: Eric Anholt <eric@anholt.net>
 Date:   Wed Apr 23 15:35:27 2014 -0700

    i915: Redo texture unit walking on i830.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Cc: "10.2" <mesa-stable@lists.freedesktop.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
This commit is contained in:
Ville Syrjälä 2014-06-16 20:54:32 +03:00
parent c822db6a05
commit ca55a1aaa7
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/i915/i830_texblend.c
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@ -445,7 +445,7 @@ i830EmitTextureBlend(struct i830_context *i830)
I830_ACTIVESTATE(i830, I830_UPLOAD_TEXBLEND_ALL, false);
if (ctx->Texture._MaxEnabledTexImageUnit != -1) {
for (unit = 0; unit < ctx->Texture._MaxEnabledTexImageUnit; unit++)
for (unit = 0; unit <= ctx->Texture._MaxEnabledTexImageUnit; unit++)
if (ctx->Texture.Unit[unit]._Current)
emit_texblend(i830, unit, blendunit++,
unit == ctx->Texture._MaxEnabledTexImageUnit);