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iris: implement TES distribution mode WA 22012785325

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Set TEDMODE_RR_STRICT when TEEnable is set.

Signed-off-by: Anuj Phogat <anuj.phogat@gmail.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/21899>
This commit is contained in:
Anuj Phogat 2021-05-24 11:19:36 -07:00 • committed by Marge Bot
parent b4b43aa912
commit a455f80395
1 changed files with 4 additions and 1 deletions
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5
src/gallium/drivers/iris/iris_state.c
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@ -4811,7 +4811,10 @@ iris_store_tes_state(const struct intel_device_info *devinfo,
te.MaximumTessellationFactorOdd = 63.0;
te.MaximumTessellationFactorNotOdd = 64.0;
#if GFX_VERx10 >= 125
te.TessellationDistributionMode = TEDMODE_RR_FREE;
if (intel_needs_workaround(devinfo, 22012785325))
te.TessellationDistributionMode = TEDMODE_RR_STRICT;
else
te.TessellationDistributionMode = TEDMODE_RR_FREE;
te.TessellationDistributionLevel = TEDLEVEL_PATCH;
/* 64_TRIANGLES */
te.SmallPatchThreshold = 3;