intel/devinfo: Compute the correct L3$ size for Gen12
Fixes: 8125d7960b
"intel/dev: Add preliminary device info for Tigerlake"
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Tested-by: Clayton Craft <clayton.a.craft@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4782>
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@ -1201,6 +1201,17 @@ update_from_topology(struct gen_device_info *devinfo,
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}
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}
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if (devinfo->gen == 12 && devinfo->num_slices == 1) {
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if (n_subslices >= 6) {
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assert(n_subslices == 6);
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devinfo->l3_banks = 8;
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} else if (n_subslices > 2) {
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devinfo->l3_banks = 6;
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} else {
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devinfo->l3_banks = 4;
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}
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}
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uint32_t eu_mask_len =
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topology->eu_stride * topology->max_subslices * topology->max_slices;
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assert(sizeof(devinfo->eu_masks) >= eu_mask_len);
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