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nak/nir: Use Maxwell input interpolation for SM20+

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It appears to be the same at least as far back as Kepler A.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34540>
This commit is contained in:
Faith Ekstrand 2025-04-16 14:14:51 -05:00 • committed by Marge Bot
parent 0105a75c53
commit bdbe6447ed
1 changed files with 2 additions and 2 deletions
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4
src/nouveau/compiler/nak_nir_lower_fs_inputs.c
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@ -77,7 +77,7 @@ interp_fs_input(nir_builder *b, unsigned num_components, uint32_t addr,
comps[c] = nir_fmul(b, comps[c], inv_w);
}
return nir_vec(b, comps, num_components);
} else if (nak->sm >= 50) {
} else if (nak->sm >= 20) {
struct nak_nir_ipa_flags flags = {
.interp_mode = interp_mode,
.interp_freq = NAK_INTERP_FREQ_PASS,
@ -100,7 +100,7 @@ interp_fs_input(nir_builder *b, unsigned num_components, uint32_t addr,
}
return nir_vec(b, comps, num_components);
} else {
unreachable("Figure out input interpolation on Kepler");
unreachable("Unsupported shader model");
}
}