intel/isl: Add a max_miptail_levels field to isl_tile_info
Reviewed-by: Topi Pohjolainen <topi.pohjolainen@intel.com> Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Reviewed-by: Nanley Chery <nanley.g.chery@intel.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23620>
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Lionel Landwerlin
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1ada5f5490
@@ -426,6 +426,193 @@ isl_device_get_sample_counts(struct isl_device *dev)
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}
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}
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static uint32_t
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isl_get_miptail_base_row(enum isl_tiling tiling)
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{
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/* Miptails base levels can depend on the number of samples, but since we
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* don't support levels > 1 with multisampling, the base miptail level is
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* really simple :
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*/
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if (tiling == ISL_TILING_SKL_Yf ||
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tiling == ISL_TILING_ICL_Yf)
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return 4;
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else
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return 0;
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}
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static const uint8_t skl_std_y_2d_miptail_offset_el[][5][2] = {
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/* 128 bpb 64 bpb 32 bpb 16 bpb 8 bpb */
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{ {32, 0}, {64, 0}, {64, 0}, {128, 0}, {128, 0} },
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{ { 0, 32}, { 0, 32}, { 0, 64}, { 0, 64}, { 0,128} },
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{ {16, 0}, {32, 0}, {32, 0}, { 64, 0}, { 64, 0} },
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{ { 0, 16}, { 0, 16}, { 0, 32}, { 0, 32}, { 0, 64} },
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{ { 8, 0}, {16, 0}, {16, 0}, { 32, 0}, { 32, 0} },
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{ { 4, 8}, { 8, 8}, { 8, 16}, { 16, 16}, { 16, 32} },
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{ { 0, 12}, { 0, 12}, { 0, 24}, { 0, 24}, { 0, 48} },
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{ { 0, 8}, { 0, 8}, { 0, 16}, { 0, 16}, { 0, 32} },
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{ { 4, 4}, { 8, 4}, { 8, 8}, { 16, 8}, { 16, 16} },
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{ { 4, 0}, { 8, 0}, { 8, 0}, { 16, 0}, { 16, 0} },
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{ { 0, 4}, { 0, 4}, { 0, 8}, { 0, 8}, { 0, 16} },
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{ { 3, 0}, { 6, 0}, { 4, 4}, { 8, 4}, { 0, 12} },
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{ { 2, 0}, { 4, 0}, { 4, 0}, { 8, 0}, { 0, 8} },
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{ { 1, 0}, { 2, 0}, { 0, 4}, { 0, 4}, { 0, 4} },
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{ { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0} },
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};
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static const uint8_t icl_std_y_2d_miptail_offset_el[][5][2] = {
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/* 128 bpb 64 bpb 32 bpb 16 bpb 8 bpb */
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{ {32, 0}, {64, 0}, {64, 0}, {128, 0}, {128, 0} },
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{ { 0, 32}, { 0, 32}, { 0, 64}, { 0, 64}, { 0, 128} },
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{ {16, 0}, {32, 0}, {32, 0}, { 64, 0}, { 64, 0} },
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{ { 0, 16}, { 0, 16}, { 0, 32}, { 0, 32}, { 0, 64} },
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{ { 8, 0}, {16, 0}, {16, 0}, { 32, 0}, { 32, 0} },
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{ { 4, 8}, { 8, 8}, { 8, 16}, { 16, 16}, { 16, 32} },
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{ { 0, 12}, { 0, 12}, { 0, 24}, { 0, 24}, { 0, 48} },
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{ { 0, 8}, { 0, 8}, { 0, 16}, { 0, 16}, { 0, 32} },
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{ { 4, 4}, { 8, 4}, { 8, 8}, { 16, 8}, { 16, 16} },
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{ { 4, 0}, { 8, 0}, { 8, 0}, { 16, 0}, { 16, 0} },
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{ { 0, 4}, { 0, 4}, { 0, 8}, { 0, 8}, { 0, 16} },
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{ { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0}, { 0, 0} },
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{ { 1, 0}, { 2, 0}, { 0, 4}, { 0, 4}, { 0, 4} },
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{ { 2, 0}, { 4, 0}, { 4, 0}, { 8, 0}, { 0, 8} },
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{ { 3, 0}, { 6, 0}, { 4, 4}, { 8, 4}, { 0, 12} },
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};
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static const uint8_t skl_std_y_3d_miptail_offset_el[][5][3] = {
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/* 128 bpb 64 bpb 32 bpb 16 bpb 8 bpb */
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{ {8, 0, 0}, {16, 0, 0}, {16, 0, 0}, {16, 0, 0}, {32, 0, 0} },
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{ {0, 8, 0}, { 0, 8, 0}, { 0, 16, 0}, { 0, 16, 0}, { 0, 16, 0} },
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{ {0, 0, 8}, { 0, 0, 8}, { 0, 0, 8}, { 0, 0, 16}, { 0, 0, 16} },
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{ {4, 0, 0}, { 8, 0, 0}, { 8, 0, 0}, { 8, 0, 0}, {16, 0, 0} },
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{ {0, 4, 0}, { 0, 4, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0} },
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{ {0, 0, 4}, { 0, 0, 4}, { 0, 0, 4}, { 0, 0, 8}, { 0, 0, 8} },
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{ {3, 0, 0}, { 6, 0, 0}, { 4, 4, 0}, { 0, 4, 4}, { 0, 4, 4} },
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{ {2, 0, 0}, { 4, 0, 0}, { 0, 4, 0}, { 0, 4, 0}, { 0, 4, 0} },
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{ {1, 0, 3}, { 2, 0, 3}, { 4, 0, 3}, { 0, 0, 7}, { 0, 0, 7} },
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{ {1, 0, 2}, { 2, 0, 2}, { 4, 0, 2}, { 0, 0, 6}, { 0, 0, 6} },
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{ {1, 0, 1}, { 2, 0, 1}, { 4, 0, 1}, { 0, 0, 5}, { 0, 0, 5} },
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{ {1, 0, 0}, { 2, 0, 0}, { 4, 0, 0}, { 0, 0, 4}, { 0, 0, 4} },
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{ {0, 0, 3}, { 0, 0, 3}, { 0, 0, 3}, { 0, 0, 3}, { 0, 0, 3} },
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{ {0, 0, 2}, { 0, 0, 2}, { 0, 0, 2}, { 0, 0, 2}, { 0, 0, 2} },
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{ {0, 0, 1}, { 0, 0, 1}, { 0, 0, 1}, { 0, 0, 1}, { 0, 0, 1} },
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{ {0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, { 0, 0, 0} },
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};
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static const uint8_t icl_std_y_3d_miptail_offset_el[][5][3] = {
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/* 128 bpb 64 bpb 32 bpb 16 bpb 8 bpb */
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{ {8, 0, 0}, {16, 0, 0}, {16, 0, 0}, {16, 0, 0}, {32, 0, 0} },
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{ {0, 8, 0}, { 0, 8, 0}, { 0, 16, 0}, { 0, 16, 0}, { 0, 16, 0} },
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{ {0, 0, 8}, { 0, 0, 8}, { 0, 0, 8}, { 0, 0, 16}, { 0, 0, 16} },
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{ {4, 0, 0}, { 8, 0, 0}, { 8, 0, 0}, { 8, 0, 0}, {16, 0, 0} },
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{ {0, 4, 0}, { 0, 4, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0} },
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{ {2, 0, 4}, { 4, 0, 4}, { 4, 0, 4}, { 4, 0, 8}, { 8, 0, 8} },
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{ {0, 2, 4}, { 0, 2, 4}, { 0, 4, 4}, { 0, 4, 8}, { 0, 4, 8} },
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{ {0, 0, 4}, { 0, 0, 4}, { 0, 0, 4}, { 0, 0, 8}, { 0, 0, 8} },
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{ {2, 2, 0}, { 4, 2, 0}, { 4, 4, 0}, { 4, 4, 0}, { 8, 4, 0} },
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{ {2, 0, 0}, { 4, 0, 0}, { 4, 0, 0}, { 4, 0, 0}, { 8, 0, 0} },
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{ {0, 2, 0}, { 0, 2, 0}, { 0, 4, 0}, { 0, 4, 0}, { 0, 4, 0} },
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{ {1, 0, 2}, { 2, 0, 2}, { 2, 0, 2}, { 2, 0, 4}, { 4, 0, 4} },
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{ {0, 0, 2}, { 0, 0, 2}, { 0, 0, 2}, { 0, 0, 4}, { 0, 0, 4} },
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{ {1, 0, 0}, { 2, 0, 0}, { 2, 0, 0}, { 2, 0, 0}, { 4, 0, 0} },
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{ {0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, { 0, 0, 0} },
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};
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static const uint8_t acm_tile64_3d_miptail_offset_el[][5][3] = {
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/* 128 bpb 64 bpb 32 bpb 16 bpb 8 bpb */
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{ {8, 0, 0}, {16, 0, 0}, {16, 0, 0}, {16, 0, 0}, {32, 0, 0}, },
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{ {0, 8, 0}, { 0, 8, 0}, { 0, 16, 0}, { 0, 16, 0}, { 0, 16, 0}, },
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{ {0, 0, 8}, { 0, 0, 8}, { 0, 0, 8}, { 0, 0, 16}, { 0, 0, 16}, },
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{ {4, 0, 0}, { 8, 0, 0}, { 8, 0, 0}, { 8, 0, 0}, {16, 0, 0}, },
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{ {0, 4, 0}, { 0, 4, 0}, { 0, 8, 0}, { 0, 8, 0}, { 0, 8, 0}, },
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{ {2, 0, 4}, { 4, 0, 4}, { 4, 0, 4}, { 0, 4, 8}, { 0, 4, 8}, },
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{ {1, 0, 4}, { 2, 0, 4}, { 0, 4, 4}, { 0, 0, 12}, { 0, 0, 12}, },
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{ {0, 0, 4}, { 0, 0, 4}, { 0, 0, 4}, { 0, 0, 8}, { 0, 0, 8}, },
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{ {3, 0, 0}, { 6, 0, 0}, { 4, 4, 0}, { 0, 4, 4}, { 0, 4, 4}, },
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{ {2, 0, 0}, { 4, 0, 0}, { 4, 0, 0}, { 0, 4, 0}, { 0, 4, 0}, },
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{ {1, 0, 0}, { 2, 0, 0}, { 0, 4, 0}, { 0, 0, 4}, { 0, 0, 4}, },
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{ {0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, { 0, 0, 0}, },
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{ {0, 0, 1}, { 0, 0, 1}, { 0, 0, 1}, { 0, 0, 1}, { 0, 0, 1}, },
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{ {0, 0, 2}, { 0, 0, 2}, { 0, 0, 2}, { 0, 0, 2}, { 0, 0, 2}, },
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{ {0, 0, 3}, { 0, 0, 3}, { 0, 0, 3}, { 0, 0, 3}, { 0, 0, 3}, },
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};
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static uint32_t
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tiling_max_mip_tail(enum isl_tiling tiling,
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enum isl_surf_dim dim,
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uint32_t samples)
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{
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/* In theory, miptails work for multisampled images, but we don't support
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* mipmapped multisampling.
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*/
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if (samples > 1)
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return 0;
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int num_2d_table_rows;
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int num_3d_table_rows;
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switch (tiling) {
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case ISL_TILING_LINEAR:
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case ISL_TILING_X:
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case ISL_TILING_Y0:
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case ISL_TILING_4:
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case ISL_TILING_W:
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case ISL_TILING_HIZ:
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case ISL_TILING_CCS:
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case ISL_TILING_GFX12_CCS:
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/* There is no miptail for those tilings */
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return 0;
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case ISL_TILING_SKL_Yf:
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case ISL_TILING_SKL_Ys:
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/* SKL PRMs, Volume 5: Memory Views :
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*
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* Given by the last row of the table in the following sections:
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*
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* - Tiling and Mip Tail for 1D Surfaces
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* - Tiling and Mip Tail for 2D Surfaces
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* - Tiling and Mip Tail for 3D Surfaces
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*/
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num_2d_table_rows = ARRAY_SIZE(skl_std_y_2d_miptail_offset_el);
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num_3d_table_rows = ARRAY_SIZE(skl_std_y_3d_miptail_offset_el);
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break;
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case ISL_TILING_ICL_Yf:
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case ISL_TILING_ICL_Ys:
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/* ICL PRMs, Volume 5: Memory Views :
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*
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* - Tiling and Mip Tail for 1D Surfaces :
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* "There is no MIP Tail allowed for 1D surfaces because they are
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* not allowed to be tiled. They must be declared as linear."
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* - Tiling and Mip Tail for 2D Surfaces
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* - Tiling and Mip Tail for 3D Surfaces
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*/
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num_2d_table_rows = ARRAY_SIZE(icl_std_y_2d_miptail_offset_el);
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num_3d_table_rows = ARRAY_SIZE(icl_std_y_3d_miptail_offset_el);
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break;
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case ISL_TILING_64:
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/* ATS-M PRMS, Volume 5: Memory Data Formats :
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*
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* - Tiling and Mip Tail for 1D Surfaces :
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* "There is no MIP Tail allowed for 1D surfaces because they are
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* not allowed to be tiled. They must be declared as linear."
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* - Tiling and Mip Tail for 2D Surfaces
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* - Tiling and Mip Tail for 3D Surfaces
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*/
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num_2d_table_rows = ARRAY_SIZE(icl_std_y_2d_miptail_offset_el);
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num_3d_table_rows = ARRAY_SIZE(acm_tile64_3d_miptail_offset_el);
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break;
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default:
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unreachable("Invalid tiling");
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}
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assert(dim != ISL_SURF_DIM_1D);
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const int num_rows = dim == ISL_SURF_DIM_2D ? num_2d_table_rows :
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num_3d_table_rows;
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return num_rows - isl_get_miptail_base_row(tiling);
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}
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/**
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* Returns an isl_tile_info representation of the given isl_tiling when
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* combined when used in the given configuration.
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@@ -694,6 +881,7 @@ isl_tiling_get_info(enum isl_tiling tiling,
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.format_bpb = format_bpb,
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.logical_extent_el = logical_el,
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.phys_extent_B = phys_B,
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.max_miptail_levels = tiling_max_mip_tail(tiling, dim, samples),
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};
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}
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@@ -1435,6 +1435,14 @@ struct isl_tile_info {
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*/
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struct isl_extent4d logical_extent_el;
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/**
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* The maximum number of miplevels that will fit in the miptail.
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*
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* This does not guarantee that the given number of miplevels will fit in
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* the miptail as that is also dependent on the size of the miplevels.
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*/
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uint32_t max_miptail_levels;
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/**
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* The physical size of the tile in bytes and rows of bytes
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*
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