radeonsi: fix Hyper-Z hangs on P2 configs
Cc: 11.1 11.2 <mesa-stable@lists.freedesktop.org> Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
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@ -638,8 +638,14 @@ static unsigned r600_texture_get_htile_size(struct r600_common_screen *rscreen,
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rscreen->info.drm_major == 2 && rscreen->info.drm_minor < 38)
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return 0;
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/* Overalign HTILE on Stoney to fix piglit/depthstencil-render-miplevels 585. */
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if (rscreen->family == CHIP_STONEY)
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/* Overalign HTILE on P2 configs to work around GPU hangs in
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* piglit/depthstencil-render-miplevels 585.
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*
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* This has been confirmed to help Kabini & Stoney, where the hangs
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* are always reproducible. I think I have seen the test hang
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* on Carrizo too, though it was very rare there.
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*/
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if (rscreen->chip_class >= CIK && num_pipes < 4)
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num_pipes = 4;
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switch (num_pipes) {
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