Lines Matching refs:ppd
103 struct hfi1_pportdata *ppd = dd->pport; in save_platform_config_fields() local
111 ppd->port_type = temp_dest >> in save_platform_config_fields()
118 ppd->local_atten = temp_dest >> in save_platform_config_fields()
125 ppd->remote_atten = temp_dest >> in save_platform_config_fields()
132 ppd->default_atten = temp_dest >> in save_platform_config_fields()
139 ppd->tx_preset_eq = (temp_scratch & TX_EQ_SMASK) >> TX_EQ_SHIFT; in save_platform_config_fields()
140 ppd->tx_preset_noeq = (temp_scratch & TX_NO_EQ_SMASK) >> TX_NO_EQ_SHIFT; in save_platform_config_fields()
141 ppd->rx_preset = (temp_scratch & RX_SMASK) >> RX_SHIFT; in save_platform_config_fields()
143 ppd->max_power_class = (temp_scratch & QSFP_MAX_POWER_SMASK) >> in save_platform_config_fields()
146 ppd->config_from_scratch = true; in save_platform_config_fields()
205 void get_port_type(struct hfi1_pportdata *ppd) in get_port_type() argument
210 ret = get_platform_config_field(ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in get_port_type()
214 ppd->port_type = PORT_TYPE_UNKNOWN; in get_port_type()
217 ppd->port_type = temp; in get_port_type()
220 int set_qsfp_tx(struct hfi1_pportdata *ppd, int on) in set_qsfp_tx() argument
225 ret = qsfp_write(ppd, ppd->dd->hfi1_id, QSFP_TX_CTRL_BYTE_OFFS, in set_qsfp_tx()
235 static int qual_power(struct hfi1_pportdata *ppd) in qual_power() argument
238 u8 *cache = ppd->qsfp_info.cache; in qual_power()
242 ppd->dd, PLATFORM_CONFIG_SYSTEM_TABLE, 0, in qual_power()
250 ppd->offline_disabled_reason = in qual_power()
253 if (ppd->offline_disabled_reason == in qual_power()
256 ppd->dd, in qual_power()
264 static int qual_bitrate(struct hfi1_pportdata *ppd) in qual_bitrate() argument
266 u16 lss = ppd->link_speed_supported, lse = ppd->link_speed_enabled; in qual_bitrate()
267 u8 *cache = ppd->qsfp_info.cache; in qual_bitrate()
271 ppd->offline_disabled_reason = in qual_bitrate()
276 ppd->offline_disabled_reason = in qual_bitrate()
279 if (ppd->offline_disabled_reason == in qual_bitrate()
282 ppd->dd, in qual_bitrate()
290 static int set_qsfp_high_power(struct hfi1_pportdata *ppd) in set_qsfp_high_power() argument
293 u8 *cache = ppd->qsfp_info.cache; in set_qsfp_high_power()
304 ret = qsfp_write(ppd, ppd->dd->hfi1_id, in set_qsfp_high_power()
312 ret = qsfp_write(ppd, ppd->dd->hfi1_id, in set_qsfp_high_power()
325 static void apply_rx_cdr(struct hfi1_pportdata *ppd, in apply_rx_cdr() argument
330 u8 *cache = ppd->qsfp_info.cache; in apply_rx_cdr()
347 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_cdr()
353 ppd->dd, in apply_rx_cdr()
359 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_cdr()
376 static void apply_tx_cdr(struct hfi1_pportdata *ppd, in apply_tx_cdr() argument
381 u8 *cache = ppd->qsfp_info.cache; in apply_tx_cdr()
398 ppd->dd, in apply_tx_cdr()
404 ppd->dd, in apply_tx_cdr()
410 ppd->dd, in apply_tx_cdr()
427 struct hfi1_pportdata *ppd, u32 rx_preset_index, in apply_cdr_settings() argument
430 u8 *cache = ppd->qsfp_info.cache; in apply_cdr_settings()
433 apply_rx_cdr(ppd, rx_preset_index, &cdr_ctrl_byte); in apply_cdr_settings()
435 apply_tx_cdr(ppd, tx_preset_index, &cdr_ctrl_byte); in apply_cdr_settings()
437 qsfp_write(ppd, ppd->dd->hfi1_id, QSFP_CDR_CTRL_BYTE_OFFS, in apply_cdr_settings()
441 static void apply_tx_eq_auto(struct hfi1_pportdata *ppd) in apply_tx_eq_auto() argument
443 u8 *cache = ppd->qsfp_info.cache; in apply_tx_eq_auto()
451 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 241, &tx_eq, 1); in apply_tx_eq_auto()
454 static void apply_tx_eq_prog(struct hfi1_pportdata *ppd, u32 tx_preset_index) in apply_tx_eq_prog() argument
456 u8 *cache = ppd->qsfp_info.cache; in apply_tx_eq_prog()
464 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tx_eq_prog()
469 ppd->dd, in apply_tx_eq_prog()
475 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tx_eq_prog()
481 ppd->dd, in apply_tx_eq_prog()
486 ppd->dd, in apply_tx_eq_prog()
494 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 234, &tx_eq, 1); in apply_tx_eq_prog()
495 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 235, &tx_eq, 1); in apply_tx_eq_prog()
498 static void apply_rx_eq_emp(struct hfi1_pportdata *ppd, u32 rx_preset_index) in apply_rx_eq_emp() argument
501 u8 rx_eq, *cache = ppd->qsfp_info.cache; in apply_rx_eq_emp()
506 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_eq_emp()
512 ppd->dd, in apply_rx_eq_emp()
518 ppd->dd, PLATFORM_CONFIG_RX_PRESET_TABLE, in apply_rx_eq_emp()
524 ppd->dd, in apply_rx_eq_emp()
529 ppd->dd, in apply_rx_eq_emp()
538 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 236, &rx_eq, 1); in apply_rx_eq_emp()
539 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 237, &rx_eq, 1); in apply_rx_eq_emp()
542 static void apply_eq_settings(struct hfi1_pportdata *ppd, in apply_eq_settings() argument
545 u8 *cache = ppd->qsfp_info.cache; in apply_eq_settings()
549 dd_dev_info(ppd->dd, in apply_eq_settings()
555 apply_tx_eq_auto(ppd); in apply_eq_settings()
557 apply_tx_eq_prog(ppd, tx_preset_index); in apply_eq_settings()
559 apply_rx_eq_emp(ppd, rx_preset_index); in apply_eq_settings()
563 struct hfi1_pportdata *ppd, u32 rx_preset_index, in apply_rx_amplitude_settings() argument
567 u8 rx_amp = 0, i = 0, preferred = 0, *cache = ppd->qsfp_info.cache; in apply_rx_amplitude_settings()
571 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
577 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
583 get_platform_config_field(ppd->dd, in apply_rx_amplitude_settings()
590 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
595 get_platform_config_field(ppd->dd, in apply_rx_amplitude_settings()
601 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
619 dd_dev_info(ppd->dd, "No supported RX AMP, not applying\n"); in apply_rx_amplitude_settings()
623 dd_dev_info(ppd->dd, in apply_rx_amplitude_settings()
627 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 238, &rx_amp, 1); in apply_rx_amplitude_settings()
628 qsfp_write(ppd, ppd->dd->hfi1_id, (256 * 3) + 239, &rx_amp, 1); in apply_rx_amplitude_settings()
633 static void apply_tx_lanes(struct hfi1_pportdata *ppd, u8 field_id, in apply_tx_lanes() argument
640 ret = load_8051_config(ppd->dd, field_id, i, config_data); in apply_tx_lanes()
643 ppd->dd, in apply_tx_lanes()
660 static u8 aoc_low_power_setting(struct hfi1_pportdata *ppd) in aoc_low_power_setting() argument
662 u8 *cache = ppd->qsfp_info.cache; in aoc_low_power_setting()
666 if (ppd->port_type != PORT_TYPE_QSFP) in aoc_low_power_setting()
683 struct hfi1_pportdata *ppd, u32 tx_preset_index, in apply_tunings() argument
689 u8 *cache = ppd->qsfp_info.cache; in apply_tunings()
692 read_8051_config(ppd->dd, LINK_TUNING_PARAMETERS, GENERAL_CONFIG, in apply_tunings()
696 ret = load_8051_config(ppd->dd, LINK_TUNING_PARAMETERS, GENERAL_CONFIG, in apply_tunings()
699 dd_dev_err(ppd->dd, "%s: Failed to set tuning method\n", in apply_tunings()
704 apply_tx_lanes(ppd, CHANNEL_LOSS_SETTINGS, config_data, in apply_tunings()
708 if (ppd->qsfp_info.cache_valid) { in apply_tunings()
714 ret = read_8051_config(ppd->dd, DC_HOST_COMM_SETTINGS, in apply_tunings()
719 ret = load_8051_config(ppd->dd, DC_HOST_COMM_SETTINGS, in apply_tunings()
722 dd_dev_err(ppd->dd, in apply_tunings()
728 if (ppd->port_type == PORT_TYPE_QSFP && limiting_active) in apply_tunings()
729 dd_dev_err(ppd->dd, "%s: Invalid Tx preset index\n", in apply_tunings()
736 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, tx_preset_index, in apply_tunings()
741 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tunings()
746 ppd->dd, PLATFORM_CONFIG_TX_PRESET_TABLE, in apply_tunings()
760 (aoc_low_power_setting(ppd) << 24); in apply_tunings()
762 apply_tx_lanes(ppd, TX_EQ_SETTINGS, config_data, in apply_tunings()
767 static int tune_active_qsfp(struct hfi1_pportdata *ppd, u32 *ptr_tx_preset, in tune_active_qsfp() argument
771 u16 lss = ppd->link_speed_supported, lse = ppd->link_speed_enabled; in tune_active_qsfp()
772 u8 *cache = ppd->qsfp_info.cache; in tune_active_qsfp()
774 ppd->qsfp_info.limiting_active = 1; in tune_active_qsfp()
776 ret = set_qsfp_tx(ppd, 0); in tune_active_qsfp()
780 ret = qual_power(ppd); in tune_active_qsfp()
784 ret = qual_bitrate(ppd); in tune_active_qsfp()
793 if (ppd->qsfp_info.reset_needed) { in tune_active_qsfp()
794 ret = reset_qsfp(ppd); in tune_active_qsfp()
797 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_active_qsfp()
799 ppd->qsfp_info.reset_needed = 1; in tune_active_qsfp()
802 ret = set_qsfp_high_power(ppd); in tune_active_qsfp()
808 ppd->dd, in tune_active_qsfp()
818 ppd->dd, in tune_active_qsfp()
829 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_active_qsfp()
838 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_active_qsfp()
842 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_active_qsfp()
845 apply_cdr_settings(ppd, *ptr_rx_preset, *ptr_tx_preset); in tune_active_qsfp()
847 apply_eq_settings(ppd, *ptr_rx_preset, *ptr_tx_preset); in tune_active_qsfp()
849 apply_rx_amplitude_settings(ppd, *ptr_rx_preset, *ptr_tx_preset); in tune_active_qsfp()
851 ret = set_qsfp_tx(ppd, 1); in tune_active_qsfp()
856 static int tune_qsfp(struct hfi1_pportdata *ppd, in tune_qsfp() argument
861 u16 lss = ppd->link_speed_supported, lse = ppd->link_speed_enabled; in tune_qsfp()
863 u8 *cache = ppd->qsfp_info.cache; in tune_qsfp()
868 ppd->dd, in tune_qsfp()
884 ppd->dd, in tune_qsfp()
893 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_qsfp()
905 ret = tune_active_qsfp(ppd, ptr_tx_preset, ptr_rx_preset, in tune_qsfp()
915 dd_dev_warn(ppd->dd, "%s: Unknown/unsupported cable\n", in tune_qsfp()
928 void tune_serdes(struct hfi1_pportdata *ppd) in tune_serdes() argument
935 struct hfi1_devdata *dd = ppd->dd; in tune_serdes()
941 ppd->link_enabled = 1; in tune_serdes()
943 ppd->driver_link_ready = 0; in tune_serdes()
944 ppd->offline_disabled_reason = HFI1_ODR_MASK(OPA_LINKDOWN_REASON_NONE); in tune_serdes()
948 ppd->dd->icode == ICODE_FUNCTIONAL_SIMULATOR) { in tune_serdes()
949 ppd->driver_link_ready = 1; in tune_serdes()
951 if (qsfp_mod_present(ppd)) { in tune_serdes()
952 ret = acquire_chip_resource(ppd->dd, in tune_serdes()
953 qsfp_resource(ppd->dd), in tune_serdes()
956 dd_dev_err(ppd->dd, "%s: hfi%d: cannot lock i2c chain\n", in tune_serdes()
957 __func__, (int)ppd->dd->hfi1_id); in tune_serdes()
961 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_serdes()
962 release_chip_resource(ppd->dd, qsfp_resource(ppd->dd)); in tune_serdes()
968 switch (ppd->port_type) { in tune_serdes()
970 ppd->offline_disabled_reason = in tune_serdes()
978 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
982 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
990 if (qsfp_mod_present(ppd)) { in tune_serdes()
996 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
1001 ppd->dd, PLATFORM_CONFIG_PORT_TABLE, 0, in tune_serdes()
1009 ppd->offline_disabled_reason = in tune_serdes()
1015 if (qsfp_mod_present(ppd)) { in tune_serdes()
1016 ret = acquire_chip_resource(ppd->dd, in tune_serdes()
1017 qsfp_resource(ppd->dd), in tune_serdes()
1020 dd_dev_err(ppd->dd, "%s: hfi%d: cannot lock i2c chain\n", in tune_serdes()
1021 __func__, (int)ppd->dd->hfi1_id); in tune_serdes()
1024 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_serdes()
1026 if (ppd->qsfp_info.cache_valid) { in tune_serdes()
1027 ret = tune_qsfp(ppd, in tune_serdes()
1037 refresh_qsfp_cache(ppd, &ppd->qsfp_info); in tune_serdes()
1039 ppd->qsfp_info.limiting_active; in tune_serdes()
1046 release_chip_resource(ppd->dd, qsfp_resource(ppd->dd)); in tune_serdes()
1050 ppd->offline_disabled_reason = in tune_serdes()
1057 dd_dev_warn(ppd->dd, "%s: Unknown port type\n", __func__); in tune_serdes()
1058 ppd->port_type = PORT_TYPE_UNKNOWN; in tune_serdes()
1066 if (ppd->offline_disabled_reason == in tune_serdes()
1068 apply_tunings(ppd, tx_preset_index, tuning_method, in tune_serdes()
1072 ppd->driver_link_ready = 1; in tune_serdes()
1076 ppd->driver_link_ready = 0; in tune_serdes()