Lines Matching refs:ppd
61 struct hfi1_pportdata *ppd = dd->pport; in save_platform_config_fields() local
69 ppd->port_type = temp_dest >> in save_platform_config_fields()
76 ppd->local_atten = temp_dest >> in save_platform_config_fields()
83 ppd->remote_atten = temp_dest >> in save_platform_config_fields()
90 ppd->default_atten = temp_dest >> in save_platform_config_fields()
97 ppd->tx_preset_eq = (temp_scratch & TX_EQ_SMASK) >> TX_EQ_SHIFT; in save_platform_config_fields()
98 ppd->tx_preset_noeq = (temp_scratch & TX_NO_EQ_SMASK) >> TX_NO_EQ_SHIFT; in save_platform_config_fields()
99 ppd->rx_preset = (temp_scratch & RX_SMASK) >> RX_SHIFT; in save_platform_config_fields()
101 ppd->max_power_class = (temp_scratch & QSFP_MAX_POWER_SMASK) >> in save_platform_config_fields()
104 ppd->config_from_scratch = true; in save_platform_config_fields()
163 void get_port_type(struct hfi1_pportdata *ppd) in get_port_type() argument
168 ret = get_platform_config_field(ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in get_port_type()
172 ppd->port_type = PORT_TYPE_UNKNOWN; in get_port_type()
175 ppd->port_type = temp; in get_port_type()
178 int set_qsfp_tx(struct hfi1_pportdata *ppd, int on) in set_qsfp_tx() argument
183 ret = qsfp_write(ppd, ppd->dd->hfi1_id, QSFP_TX_CTRL_BYTE_OFFS, in set_qsfp_tx()
193 static int qual_power(struct hfi1_pportdata *ppd) in qual_power() argument
196 u8 *cache = ppd->qsfp_info.cache; in qual_power()
200 ppd->dd, PLATFORM_CONFIG_SYSTEM_TABLE, 0, in qual_power()
208 ppd->offline_disabled_reason = in qual_power()
211 if (ppd->offline_disabled_reason == in qual_power()
214 ppd->dd, in qual_power()
222 static int qual_bitrate(struct hfi1_pportdata *ppd) in qual_bitrate() argument
224 u16 lss = ppd->link_speed_supported, lse = ppd->link_speed_enabled; in qual_bitrate()
225 u8 *cache = ppd->qsfp_info.cache; in qual_bitrate()
229 ppd->offline_disabled_reason = in qual_bitrate()
234 ppd->offline_disabled_reason = in qual_bitrate()
237 if (ppd->offline_disabled_reason == in qual_bitrate()
240 ppd->dd, in qual_bitrate()
248 static int set_qsfp_high_power(struct hfi1_pportdata *ppd) in set_qsfp_high_power() argument
251 u8 *cache = ppd->qsfp_info.cache; in set_qsfp_high_power()
262 ret = qsfp_write(ppd, ppd->dd->hfi1_id, in set_qsfp_high_power()
270 ret = qsfp_write(ppd, ppd->dd->hfi1_id, in set_qsfp_high_power()
283 static void apply_rx_cdr(struct hfi1_pportdata *ppd, in apply_rx_cdr() argument
288 u8 *cache = ppd->qsfp_info.cache; in apply_rx_cdr()
305 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_cdr()
311 ppd->dd, in apply_rx_cdr()
317 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_cdr()
334 static void apply_tx_cdr(struct hfi1_pportdata *ppd, in apply_tx_cdr() argument
339 u8 *cache = ppd->qsfp_info.cache; in apply_tx_cdr()
356 ppd->dd, in apply_tx_cdr()
362 ppd->dd, in apply_tx_cdr()
368 ppd->dd, in apply_tx_cdr()
385 struct hfi1_pportdata *ppd, u32 rx_preset_index, in apply_cdr_settings() argument
388 u8 *cache = ppd->qsfp_info.cache; in apply_cdr_settings()
391 apply_rx_cdr(ppd, rx_preset_index, &cdr_ctrl_byte); in apply_cdr_settings()
393 apply_tx_cdr(ppd, tx_preset_index, &cdr_ctrl_byte); in apply_cdr_settings()
395 qsfp_write(ppd, ppd->dd->hfi1_id, QSFP_CDR_CTRL_BYTE_OFFS, in apply_cdr_settings()
399 static void apply_tx_eq_auto(struct hfi1_pportdata *ppd) in apply_tx_eq_auto() argument
401 u8 *cache = ppd->qsfp_info.cache; in apply_tx_eq_auto()
409 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 241, &tx_eq, 1); in apply_tx_eq_auto()
412 static void apply_tx_eq_prog(struct hfi1_pportdata *ppd, u32 tx_preset_index) in apply_tx_eq_prog() argument
414 u8 *cache = ppd->qsfp_info.cache; in apply_tx_eq_prog()
422 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tx_eq_prog()
427 ppd->dd, in apply_tx_eq_prog()
433 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tx_eq_prog()
439 ppd->dd, in apply_tx_eq_prog()
444 ppd->dd, in apply_tx_eq_prog()
452 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 234, &tx_eq, 1); in apply_tx_eq_prog()
453 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 235, &tx_eq, 1); in apply_tx_eq_prog()
456 static void apply_rx_eq_emp(struct hfi1_pportdata *ppd, u32 rx_preset_index) in apply_rx_eq_emp() argument
459 u8 rx_eq, *cache = ppd->qsfp_info.cache; in apply_rx_eq_emp()
464 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_eq_emp()
470 ppd->dd, in apply_rx_eq_emp()
476 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_eq_emp()
482 ppd->dd, in apply_rx_eq_emp()
487 ppd->dd, in apply_rx_eq_emp()
496 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 236, &rx_eq, 1); in apply_rx_eq_emp()
497 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 237, &rx_eq, 1); in apply_rx_eq_emp()
500 static void apply_eq_settings(struct hfi1_pportdata *ppd, in apply_eq_settings() argument
503 u8 *cache = ppd->qsfp_info.cache; in apply_eq_settings()
507 dd_dev_info(ppd->dd, in apply_eq_settings()
513 apply_tx_eq_auto(ppd); in apply_eq_settings()
515 apply_tx_eq_prog(ppd, tx_preset_index); in apply_eq_settings()
517 apply_rx_eq_emp(ppd, rx_preset_index); in apply_eq_settings()
521 struct hfi1_pportdata *ppd, u32 rx_preset_index, in apply_rx_amplitude_settings() argument
525 u8 rx_amp = 0, i = 0, preferred = 0, *cache = ppd->qsfp_info.cache; in apply_rx_amplitude_settings()
529 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
535 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
541 get_platform_config_field(ppd->dd, in apply_rx_amplitude_settings()
548 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
553 get_platform_config_field(ppd->dd, in apply_rx_amplitude_settings()
559 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
577 dd_dev_info(ppd->dd, "No supported RX AMP, not applying\n"); in apply_rx_amplitude_settings()
581 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
585 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 238, &rx_amp, 1); in apply_rx_amplitude_settings()
586 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 239, &rx_amp, 1); in apply_rx_amplitude_settings()
591 static void apply_tx_lanes(struct hfi1_pportdata *ppd, u8 field_id, in apply_tx_lanes() argument
598 ret = load_8051_config(ppd->dd, field_id, i, config_data); in apply_tx_lanes()
601 ppd->dd, in apply_tx_lanes()
618 static u8 aoc_low_power_setting(struct hfi1_pportdata *ppd) in aoc_low_power_setting() argument
620 u8 *cache = ppd->qsfp_info.cache; in aoc_low_power_setting()
624 if (ppd->port_type != PORT_TYPE_QSFP) in aoc_low_power_setting()
641 struct hfi1_pportdata *ppd, u32 tx_preset_index, in apply_tunings() argument
647 u8 *cache = ppd->qsfp_info.cache; in apply_tunings()
650 read_8051_config(ppd->dd, LINK_TUNING_PARAMETERS, GENERAL_CONFIG, in apply_tunings()
654 ret = load_8051_config(ppd->dd, LINK_TUNING_PARAMETERS, GENERAL_CONFIG, in apply_tunings()
657 dd_dev_err(ppd->dd, "%s: Failed to set tuning method\n", in apply_tunings()
662 apply_tx_lanes(ppd, CHANNEL_LOSS_SETTINGS, config_data, in apply_tunings()
666 if (ppd->qsfp_info.cache_valid) { in apply_tunings()
672 ret = read_8051_config(ppd->dd, DC_HOST_COMM_SETTINGS, in apply_tunings()
677 ret = load_8051_config(ppd->dd, DC_HOST_COMM_SETTINGS, in apply_tunings()
680 dd_dev_err(ppd->dd, in apply_tunings()
686 if (ppd->port_type == PORT_TYPE_QSFP && limiting_active) in apply_tunings()
687 dd_dev_err(ppd->dd, "%s: Invalid Tx preset index\n", in apply_tunings()
694 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, tx_preset_index, in apply_tunings()
699 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tunings()
704 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tunings()
718 (aoc_low_power_setting(ppd) << 24); in apply_tunings()
720 apply_tx_lanes(ppd, TX_EQ_SETTINGS, config_data, in apply_tunings()
725 static int tune_active_qsfp(struct hfi1_pportdata *ppd, u32 *ptr_tx_preset, in tune_active_qsfp() argument
729 u16 lss = ppd->link_speed_supported, lse = ppd->link_speed_enabled; in tune_active_qsfp()
730 u8 *cache = ppd->qsfp_info.cache; in tune_active_qsfp()
732 ppd->qsfp_info.limiting_active = 1; in tune_active_qsfp()
734 ret = set_qsfp_tx(ppd, 0); in tune_active_qsfp()
738 ret = qual_power(ppd); in tune_active_qsfp()
742 ret = qual_bitrate(ppd); in tune_active_qsfp()
751 if (ppd->qsfp_info.reset_needed) { in tune_active_qsfp()
752 ret = reset_qsfp(ppd); in tune_active_qsfp()
755 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_active_qsfp()
757 ppd->qsfp_info.reset_needed = 1; in tune_active_qsfp()
760 ret = set_qsfp_high_power(ppd); in tune_active_qsfp()
766 ppd->dd, in tune_active_qsfp()
776 ppd->dd, in tune_active_qsfp()
787 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_active_qsfp()
796 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_active_qsfp()
800 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_active_qsfp()
803 apply_cdr_settings(ppd, *ptr_rx_preset, *ptr_tx_preset); in tune_active_qsfp()
805 apply_eq_settings(ppd, *ptr_rx_preset, *ptr_tx_preset); in tune_active_qsfp()
807 apply_rx_amplitude_settings(ppd, *ptr_rx_preset, *ptr_tx_preset); in tune_active_qsfp()
809 ret = set_qsfp_tx(ppd, 1); in tune_active_qsfp()
814 static int tune_qsfp(struct hfi1_pportdata *ppd, in tune_qsfp() argument
819 u16 lss = ppd->link_speed_supported, lse = ppd->link_speed_enabled; in tune_qsfp()
821 u8 *cache = ppd->qsfp_info.cache; in tune_qsfp()
826 ppd->dd, in tune_qsfp()
842 ppd->dd, in tune_qsfp()
851 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_qsfp()
863 ret = tune_active_qsfp(ppd, ptr_tx_preset, ptr_rx_preset, in tune_qsfp()
873 dd_dev_warn(ppd->dd, "%s: Unknown/unsupported cable\n", in tune_qsfp()
886 void tune_serdes(struct hfi1_pportdata *ppd) in tune_serdes() argument
893 struct hfi1_devdata *dd = ppd->dd; in tune_serdes()
899 ppd->link_enabled = 1; in tune_serdes()
901 ppd->driver_link_ready = 0; in tune_serdes()
902 ppd->offline_disabled_reason = HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE); in tune_serdes()
906 ppd->dd->icode == ICODE_FUNCTIONAL_SIMULATOR) { in tune_serdes()
907 ppd->driver_link_ready = 1; in tune_serdes()
909 if (qsfp_mod_present(ppd)) { in tune_serdes()
910 ret = acquire_chip_resource(ppd->dd, in tune_serdes()
911 qsfp_resource(ppd->dd), in tune_serdes()
914 dd_dev_err(ppd->dd, "%s: hfi%d: cannot lock i2c chain\n", in tune_serdes()
915 __func__, (int)ppd->dd->hfi1_id); in tune_serdes()
919 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_serdes()
920 release_chip_resource(ppd->dd, qsfp_resource(ppd->dd)); in tune_serdes()
926 switch (ppd->port_type) { in tune_serdes()
928 ppd->offline_disabled_reason = in tune_serdes()
936 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
940 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
948 if (qsfp_mod_present(ppd)) { in tune_serdes()
954 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
959 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
967 ppd->offline_disabled_reason = in tune_serdes()
973 if (qsfp_mod_present(ppd)) { in tune_serdes()
974 ret = acquire_chip_resource(ppd->dd, in tune_serdes()
975 qsfp_resource(ppd->dd), in tune_serdes()
978 dd_dev_err(ppd->dd, "%s: hfi%d: cannot lock i2c chain\n", in tune_serdes()
979 __func__, (int)ppd->dd->hfi1_id); in tune_serdes()
982 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_serdes()
984 if (ppd->qsfp_info.cache_valid) { in tune_serdes()
985 ret = tune_qsfp(ppd, in tune_serdes()
995 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_serdes()
997 ppd->qsfp_info.limiting_active; in tune_serdes()
1004 release_chip_resource(ppd->dd, qsfp_resource(ppd->dd)); in tune_serdes()
1008 ppd->offline_disabled_reason = in tune_serdes()
1015 dd_dev_warn(ppd->dd, "%s: Unknown port type\n", __func__); in tune_serdes()
1016 ppd->port_type = PORT_TYPE_UNKNOWN; in tune_serdes()
1024 if (ppd->offline_disabled_reason == in tune_serdes()
1026 apply_tunings(ppd, tx_preset_index, tuning_method, in tune_serdes()
1030 ppd->driver_link_ready = 1; in tune_serdes()
1034 ppd->driver_link_ready = 0; in tune_serdes()