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Searched refs:eig (Results 1 – 4 of 4) sorted by relevance

/linux/tools/testing/cxl/test/
H A Dcxl_translate.c255 /* Generate valid random parameters for eiw, eig, pos, dpa */ in test_random_params()
257 u16 eig = valid_eigs[get_random_u32() % ARRAY_SIZE(valid_eigs)]; in test_random_params() local
266 hpa = cxl_calculate_hpa_offset(dpa, pos, eiw, eig); in test_random_params()
268 reverse_dpa = cxl_calculate_dpa_offset(hpa, eiw, eig); in test_random_params()
269 reverse_pos = cxl_calculate_position(hpa, eiw, eig); in test_random_params()
274 pr_err("test random iter %d FAIL hpa=%llu, dpa=%llu reverse_dpa=%llu, pos=%d reverse_pos=%d eiw=%u eig=%u\n", in test_random_params()
275 i, hpa, dpa, reverse_dpa, pos, reverse_pos, eiw, eig); in test_random_params()
292 u16 eig; member
299 { 0x0, 0, 0, true, "1-way, min eig=0, pos=0" },
300 { 0x0, 3, 0, true, "1-way, mid eig
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/linux/drivers/cxl/
H A Dcxl.h94 static inline int eig_to_granularity(u16 eig, int *granularity) in eig_to_granularity() argument
96 if (eig > CXL_DECODER_MAX_ENCODED_IG) in eig_to_granularity()
98 *granularity = CXL_DECODER_MIN_GRANULARITY << eig; in eig_to_granularity()
119 static inline int granularity_to_eig(int granularity, u16 *eig) in granularity_to_eig() argument
121 *eig = 0; in granularity_to_eig()
125 *eig = ilog2(granularity) - 8; in granularity_to_eig()
705 int cxl_validate_translation_params(u8 eiw, u16 eig, int pos);
706 u64 cxl_calculate_hpa_offset(u64 dpa_offset, int pos, u8 eiw, u16 eig);
707 u64 cxl_calculate_dpa_offset(u64 hpa_offset, u8 eiw, u16 eig);
708 int cxl_calculate_position(u64 hpa_offset, u8 eiw, u16 eig);
/linux/drivers/cxl/core/
H A Dregion.c1400 u16 eig; in check_interleave_cap() local
1425 granularity_to_eig(ig, &eig); in check_interleave_cap()
1427 high_pos = eiw + eig - 1; in check_interleave_cap()
1429 high_pos = eiw + eig + 7; in check_interleave_cap()
1430 low_pos = eig + 8; in check_interleave_cap()
1452 u16 eig, peig; in cxl_port_setup_targets() local
1553 rc = granularity_to_eig(parent_ig * parent_iw, &eig); in cxl_port_setup_targets()
1561 rc = eig_to_granularity(eig, &ig); in cxl_port_setup_targets()
1565 256 << eig); in cxl_port_setup_targets()
3096 int cxl_validate_translation_params(u8 eiw, u16 eig, int pos) in cxl_validate_translation_params() argument
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H A Dhdm.c684 u16 eig; in cxld_set_interleave() local
694 if (WARN_ONCE(granularity_to_eig(cxld->interleave_granularity, &eig), in cxld_set_interleave()
699 u32p_replace_bits(ctrl, eig, CXL_HDM_DECODER0_CTRL_IG_MASK); in cxld_set_interleave()