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radeonsi: fix broken tessellation on Carrizo and Stoney

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Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=99850

Cc: 13.0 17.0 <mesa-stable@lists.freedesktop.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Marek Olšák 2017-02-22 19:56:26 +01:00
parent e027935a79
commit 35915af6c9
1 changed files with 3 additions and 1 deletions
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4
src/gallium/drivers/radeonsi/si_state_shaders.c
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@ -2312,7 +2312,9 @@ static bool si_update_spi_tmpring_size(struct si_context *sctx)
static void si_init_tess_factor_ring(struct si_context *sctx)
{
bool double_offchip_buffers = sctx->b.chip_class >= CIK;
bool double_offchip_buffers = sctx->b.chip_class >= CIK &&
sctx->b.family != CHIP_CARRIZO &&
sctx->b.family != CHIP_STONEY;
unsigned max_offchip_buffers_per_se = double_offchip_buffers ? 128 : 64;
unsigned max_offchip_buffers = max_offchip_buffers_per_se *
sctx->screen->b.info.max_se;