git: 803c082fd263 - stable/13 - cxgbe(4): Add a helper function to locate MPS/MAC registers.
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Date: Wed, 17 Jul 2024 14:24:32 UTC
The branch stable/13 has been updated by np: URL: https://cgit.FreeBSD.org/src/commit/?id=803c082fd2638432468ba8036bf9def0cdea17c2 commit 803c082fd2638432468ba8036bf9def0cdea17c2 Author: Navdeep Parhar <np@FreeBSD.org> AuthorDate: 2024-04-25 05:24:49 +0000 Commit: Navdeep Parhar <np@FreeBSD.org> CommitDate: 2024-07-17 07:12:58 +0000 cxgbe(4): Add a helper function to locate MPS/MAC registers. These register blocks are at different locations in different chips. Sponsored by: Chelsio Communications (cherry picked from commit b59c5d97edf17525405d95b1f5746c4a79a9c7c4) --- sys/dev/cxgbe/common/common.h | 1 + sys/dev/cxgbe/common/t4_hw.c | 37 +++++++++++++++++-------------------- sys/dev/cxgbe/t4_main.c | 14 +++++--------- 3 files changed, 23 insertions(+), 29 deletions(-) diff --git a/sys/dev/cxgbe/common/common.h b/sys/dev/cxgbe/common/common.h index 634474470e17..3d546c2f976f 100644 --- a/sys/dev/cxgbe/common/common.h +++ b/sys/dev/cxgbe/common/common.h @@ -722,6 +722,7 @@ int t4_set_vf_mac(struct adapter *adapter, unsigned int pf, unsigned int vf, unsigned int t4_get_regs_len(struct adapter *adapter); void t4_get_regs(struct adapter *adap, u8 *buf, size_t buf_size); +u32 t4_port_reg(struct adapter *adap, u8 port, u32 reg); const char *t4_get_port_type_description(enum fw_port_type port_type); void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p); void t4_get_port_stats_offset(struct adapter *adap, int idx, diff --git a/sys/dev/cxgbe/common/t4_hw.c b/sys/dev/cxgbe/common/t4_hw.c index 30dedd91262c..cf4f5a65c3e5 100644 --- a/sys/dev/cxgbe/common/t4_hw.c +++ b/sys/dev/cxgbe/common/t4_hw.c @@ -243,18 +243,21 @@ struct port_tx_state { uint64_t tx_frames; }; +u32 +t4_port_reg(struct adapter *adap, u8 port, u32 reg) +{ + if (chip_id(adap) > CHELSIO_T4) + return T5_PORT_REG(port, reg); + return PORT_REG(port, reg); +} + static void read_tx_state_one(struct adapter *sc, int i, struct port_tx_state *tx_state) { uint32_t rx_pause_reg, tx_frames_reg; - if (is_t4(sc)) { - tx_frames_reg = PORT_REG(i, A_MPS_PORT_STAT_TX_PORT_FRAMES_L); - rx_pause_reg = PORT_REG(i, A_MPS_PORT_STAT_RX_PORT_PAUSE_L); - } else { - tx_frames_reg = T5_PORT_REG(i, A_MPS_PORT_STAT_TX_PORT_FRAMES_L); - rx_pause_reg = T5_PORT_REG(i, A_MPS_PORT_STAT_RX_PORT_PAUSE_L); - } + rx_pause_reg = t4_port_reg(sc, i, A_MPS_PORT_STAT_RX_PORT_PAUSE_L); + tx_frames_reg = t4_port_reg(sc, i, A_MPS_PORT_STAT_TX_PORT_FRAMES_L); tx_state->rx_pause = t4_read_reg64(sc, rx_pause_reg); tx_state->tx_frames = t4_read_reg64(sc, tx_frames_reg); @@ -281,10 +284,7 @@ check_tx_state(struct adapter *sc, struct port_tx_state *tx_state) tx_frames = tx_state[i].tx_frames; read_tx_state_one(sc, i, &tx_state[i]); /* update */ - if (is_t4(sc)) - port_ctl_reg = PORT_REG(i, A_MPS_PORT_CTL); - else - port_ctl_reg = T5_PORT_REG(i, A_MPS_PORT_CTL); + port_ctl_reg = t4_port_reg(sc, i, A_MPS_PORT_CTL); if (t4_read_reg(sc, port_ctl_reg) & F_PORTTXEN && rx_pause != tx_state[i].rx_pause && tx_frames == tx_state[i].tx_frames) { @@ -6952,8 +6952,7 @@ void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p) #define GET_STAT(name) \ t4_read_reg64(adap, \ - (is_t4(adap) ? PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_##name##_L) : \ - T5_PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_##name##_L))) + t4_port_reg(adap, pi->tx_chan, A_MPS_PORT_STAT_##name##_L)); #define GET_STAT_COM(name) t4_read_reg64(adap, A_MPS_STAT_##name##_L) p->tx_pause = GET_STAT(TX_PORT_PAUSE); @@ -7054,9 +7053,7 @@ void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p) #define GET_STAT(name) \ t4_read_reg64(adap, \ - (is_t4(adap) ? \ - PORT_REG(idx, A_MPS_PORT_STAT_LB_PORT_##name##_L) : \ - T5_PORT_REG(idx, A_MPS_PORT_STAT_LB_PORT_##name##_L))) + t4_port_reg(adap, idx, A_MPS_PORT_STAT_LB_PORT_##name##_L)) #define GET_STAT_COM(name) t4_read_reg64(adap, A_MPS_STAT_##name##_L) p->octets = GET_STAT(BYTES); @@ -9436,16 +9433,16 @@ int t4_shutdown_adapter(struct adapter *adapter) t4_write_reg(adapter, A_DBG_GPIO_EN, 0xffff0000); for_each_port(adapter, port) { u32 a_port_cfg = is_t4(adapter) ? - PORT_REG(port, A_XGMAC_PORT_CFG) : - T5_PORT_REG(port, A_MAC_PORT_CFG); + t4_port_reg(adapter, port, A_XGMAC_PORT_CFG) : + t4_port_reg(adapter, port, A_MAC_PORT_CFG); t4_write_reg(adapter, a_port_cfg, t4_read_reg(adapter, a_port_cfg) & ~V_SIGNAL_DET(1)); if (!bt) { u32 hss_cfg0 = is_t4(adapter) ? - PORT_REG(port, A_XGMAC_PORT_HSS_CFG0) : - T5_PORT_REG(port, A_MAC_PORT_HSS_CFG0); + t4_port_reg(adapter, port, A_XGMAC_PORT_HSS_CFG0) : + t4_port_reg(adapter, port, A_MAC_PORT_HSS_CFG0); t4_set_reg_field(adapter, hss_cfg0, F_HSSPDWNPLLB | F_HSSPDWNPLLA | F_HSSPLLBYPB | F_HSSPLLBYPA, F_HSSPDWNPLLB | F_HSSPDWNPLLA | F_HSSPLLBYPB | diff --git a/sys/dev/cxgbe/t4_main.c b/sys/dev/cxgbe/t4_main.c index a47b4609e8f1..9a637767c9a6 100644 --- a/sys/dev/cxgbe/t4_main.c +++ b/sys/dev/cxgbe/t4_main.c @@ -1414,13 +1414,10 @@ t4_attach(device_t dev) * depends on the link settings which will be known when the * link comes up. */ - if (is_t6(sc)) { + if (is_t6(sc)) pi->fcs_reg = -1; - } else if (is_t4(sc)) { - pi->fcs_reg = PORT_REG(pi->tx_chan, - A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_L); - } else { - pi->fcs_reg = T5_PORT_REG(pi->tx_chan, + else { + pi->fcs_reg = t4_port_reg(sc, pi->tx_chan, A_MPS_PORT_STAT_RX_PORT_CRC_ERROR_L); } pi->fcs_base = 0; @@ -8110,9 +8107,8 @@ cxgbe_sysctls(struct port_info *pi) #define T4_REGSTAT(name, stat, desc) \ SYSCTL_ADD_OID(ctx, children, OID_AUTO, #name, \ - CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, \ - (is_t4(sc) ? PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_##stat##_L) : \ - T5_PORT_REG(pi->tx_chan, A_MPS_PORT_STAT_##stat##_L)), \ + CTLTYPE_U64 | CTLFLAG_RD | CTLFLAG_MPSAFE, sc, \ + t4_port_reg(sc, pi->tx_chan, A_MPS_PORT_STAT_##stat##_L), \ sysctl_handle_t4_reg64, "QU", desc) /* We get these from port_stats and they may be stale by up to 1s */