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> } else { > reg = xe_mmio_read32(&tile->mmio, SG_TILE_ADDR_RANGE(tile->id)); > - *tile_size = (u64)REG_FIELD_GET(GENMASK(14, 8), reg) * SZ_1G; > + if (xe->info.platform == XE_CRESCENTISLAND) I suspect that all future platforms will want to use GENMASK(17, 8), so maybe an IP version check (e.g., greater than CRI, use GENMASK(17, 8)). Alternatively, since bits 17–15 are reserved on prior platforms, they presumably just read as zero—so another option is to blindly use GENMASK(17, 8). Matt > + *tile_size = (u64)REG_FIELD_GET(GENMASK(17, 8), reg) * SZ_1G; > + else > + *tile_size = (u64)REG_FIELD_GET(GENMASK(14, 8), reg) * SZ_1G; > *tile_offset = (u64)REG_FIELD_GET(GENMASK(7, 1), reg) * SZ_1G; > } > > -- > 2.43.0 >