From ea4b4d7fc1065165874c27b8add252e04d104137 Mon Sep 17 00:00:00 2001 From: Igor Russkikh Date: Thu, 7 Nov 2019 22:41:58 +0000 Subject: [PATCH] net: atlantic: loopback tests via private flags Here we add a number of ethtool private flags to allow enabling various loopbacks on HW. Thats useful for verification and bringup works. Signed-off-by: Igor Russkikh Signed-off-by: David S. Miller --- .../device_drivers/aquantia/atlantic.txt | 25 +++++++++ .../ethernet/aquantia/atlantic/aq_ethtool.c | 55 ++++++++++++++++++- .../ethernet/aquantia/atlantic/aq_ethtool.h | 1 + .../net/ethernet/aquantia/atlantic/aq_hw.h | 18 ++++++ .../net/ethernet/aquantia/atlantic/aq_nic.c | 45 +++++++++++++++ .../net/ethernet/aquantia/atlantic/aq_nic.h | 2 + .../aquantia/atlantic/hw_atl/hw_atl_b0.c | 30 +++++++++- .../aquantia/atlantic/hw_atl/hw_atl_llh.c | 26 +++++++++ .../aquantia/atlantic/hw_atl/hw_atl_llh.h | 11 ++++ .../atlantic/hw_atl/hw_atl_llh_internal.h | 54 ++++++++++++++++++ .../atlantic/hw_atl/hw_atl_utils_fw2x.c | 32 +++++++++++ 11 files changed, 297 insertions(+), 2 deletions(-) diff --git a/Documentation/networking/device_drivers/aquantia/atlantic.txt b/Documentation/networking/device_drivers/aquantia/atlantic.txt index d235cbaeccc6..cf3e88ca885e 100644 --- a/Documentation/networking/device_drivers/aquantia/atlantic.txt +++ b/Documentation/networking/device_drivers/aquantia/atlantic.txt @@ -325,6 +325,31 @@ Supported ethtool options Example: ethtool -N eth0 flow-type udp4 action 0 loc 32 + Private flags (testing) + --------------------------------- + + Atlantic driver supports private flags for hardware custom features: + + $ ethtool --show-priv-flags ethX + + Private flags for ethX: + DMASystemLoopback : off + PKTSystemLoopback : off + DMANetworkLoopback : off + PHYInternalLoopback: off + PHYExternalLoopback: off + + Example: + + $ ethtool --set-priv-flags ethX DMASystemLoopback on + + DMASystemLoopback: DMA Host loopback. + PKTSystemLoopback: Packet buffer host loopback. + DMANetworkLoopback: Network side loopback on DMA block. + PHYInternalLoopback: Internal loopback on Phy. + PHYExternalLoopback: External loopback on Phy (with loopback ethernet cable). + + Command Line Parameters ======================= The following command line parameters are available on atlantic driver: diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c index 2f877fb46615..963bf6e67573 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.c @@ -92,6 +92,14 @@ static const char aq_ethtool_queue_stat_names[][ETH_GSTRING_LEN] = { "Queue[%d] InErrors", }; +static const char aq_ethtool_priv_flag_names[][ETH_GSTRING_LEN] = { + "DMASystemLoopback", + "PKTSystemLoopback", + "DMANetworkLoopback", + "PHYInternalLoopback", + "PHYExternalLoopback", +}; + static void aq_ethtool_stats(struct net_device *ndev, struct ethtool_stats *stats, u64 *data) { @@ -137,7 +145,8 @@ static void aq_ethtool_get_strings(struct net_device *ndev, struct aq_nic_cfg_s *cfg = aq_nic_get_cfg(aq_nic); u8 *p = data; - if (stringset == ETH_SS_STATS) { + switch (stringset) { + case ETH_SS_STATS: memcpy(p, aq_ethtool_stat_names, sizeof(aq_ethtool_stat_names)); p = p + sizeof(aq_ethtool_stat_names); @@ -150,6 +159,11 @@ static void aq_ethtool_get_strings(struct net_device *ndev, p += ETH_GSTRING_LEN; } } + break; + case ETH_SS_PRIV_FLAGS: + memcpy(p, aq_ethtool_priv_flag_names, + sizeof(aq_ethtool_priv_flag_names)); + break; } } @@ -193,6 +207,9 @@ static int aq_ethtool_get_sset_count(struct net_device *ndev, int stringset) ret = ARRAY_SIZE(aq_ethtool_stat_names) + cfg->vecs * ARRAY_SIZE(aq_ethtool_queue_stat_names); break; + case ETH_SS_PRIV_FLAGS: + ret = ARRAY_SIZE(aq_ethtool_priv_flag_names); + break; default: ret = -EOPNOTSUPP; } @@ -650,6 +667,40 @@ static void aq_set_msg_level(struct net_device *ndev, u32 data) aq_nic->msg_enable = data; } +u32 aq_ethtool_get_priv_flags(struct net_device *ndev) +{ + struct aq_nic_s *aq_nic = netdev_priv(ndev); + + return aq_nic->aq_nic_cfg.priv_flags; +} + +int aq_ethtool_set_priv_flags(struct net_device *ndev, u32 flags) +{ + struct aq_nic_s *aq_nic = netdev_priv(ndev); + struct aq_nic_cfg_s *cfg; + u32 priv_flags; + + cfg = aq_nic_get_cfg(aq_nic); + priv_flags = cfg->priv_flags; + + if (flags & ~AQ_PRIV_FLAGS_MASK) + return -EOPNOTSUPP; + + cfg->priv_flags = flags; + + if ((priv_flags ^ flags) & BIT(AQ_HW_LOOPBACK_DMA_NET)) { + if (netif_running(ndev)) { + dev_close(ndev); + + dev_open(ndev, NULL); + } + } else if ((priv_flags ^ flags) & AQ_HW_LOOPBACK_MASK) { + aq_nic_set_loopback(aq_nic); + } + + return 0; +} + const struct ethtool_ops aq_ethtool_ops = { .get_link = aq_ethtool_get_link, .get_regs_len = aq_ethtool_get_regs_len, @@ -676,6 +727,8 @@ const struct ethtool_ops aq_ethtool_ops = { .set_msglevel = aq_set_msg_level, .get_sset_count = aq_ethtool_get_sset_count, .get_ethtool_stats = aq_ethtool_stats, + .get_priv_flags = aq_ethtool_get_priv_flags, + .set_priv_flags = aq_ethtool_set_priv_flags, .get_link_ksettings = aq_ethtool_get_link_ksettings, .set_link_ksettings = aq_ethtool_set_link_ksettings, .get_coalesce = aq_ethtool_get_coalesce, diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.h b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.h index 632b5531db4a..6d5be5ebeb13 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ethtool.h @@ -12,5 +12,6 @@ #include "aq_common.h" extern const struct ethtool_ops aq_ethtool_ops; +#define AQ_PRIV_FLAGS_MASK (AQ_HW_LOOPBACK_MASK) #endif /* AQ_ETHTOOL_H */ diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h index 57396e516939..cc70c606b6ef 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_hw.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_hw.h @@ -122,6 +122,20 @@ struct aq_stats_s { #define AQ_HW_LED_BLINK 0x2U #define AQ_HW_LED_DEFAULT 0x0U +enum aq_priv_flags { + AQ_HW_LOOPBACK_DMA_SYS, + AQ_HW_LOOPBACK_PKT_SYS, + AQ_HW_LOOPBACK_DMA_NET, + AQ_HW_LOOPBACK_PHYINT_SYS, + AQ_HW_LOOPBACK_PHYEXT_SYS, +}; + +#define AQ_HW_LOOPBACK_MASK (BIT(AQ_HW_LOOPBACK_DMA_SYS) |\ + BIT(AQ_HW_LOOPBACK_PKT_SYS) |\ + BIT(AQ_HW_LOOPBACK_DMA_NET) |\ + BIT(AQ_HW_LOOPBACK_PHYINT_SYS) |\ + BIT(AQ_HW_LOOPBACK_PHYEXT_SYS)) + struct aq_hw_s { atomic_t flags; u8 rbl_enabled:1; @@ -280,6 +294,8 @@ struct aq_hw_ops { u64 *timestamp); int (*hw_set_fc)(struct aq_hw_s *self, u32 fc, u32 tc); + + int (*hw_set_loopback)(struct aq_hw_s *self, u32 mode, bool enable); }; struct aq_fw_ops { @@ -310,6 +326,8 @@ struct aq_fw_ops { int (*led_control)(struct aq_hw_s *self, u32 mode); + int (*set_phyloopback)(struct aq_hw_s *self, u32 mode, bool enable); + int (*set_power)(struct aq_hw_s *self, unsigned int power_state, u8 *mac); diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c index 8f83e91f8146..5462b7efcf2f 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c @@ -406,6 +406,8 @@ int aq_nic_start(struct aq_nic_s *self) INIT_WORK(&self->service_task, aq_nic_service_task); + aq_nic_set_loopback(self); + timer_setup(&self->service_timer, aq_nic_service_timer_cb, 0); aq_nic_service_timer_cb(&self->service_timer); @@ -625,6 +627,11 @@ int aq_nic_xmit(struct aq_nic_s *self, struct sk_buff *skb) aq_ring_update_queue_state(ring); + if (self->aq_nic_cfg.priv_flags & BIT(AQ_HW_LOOPBACK_DMA_NET)) { + err = NETDEV_TX_BUSY; + goto err_exit; + } + /* Above status update may stop the queue. Check this. */ if (__netif_subqueue_stopped(self->ndev, ring->idx)) { err = NETDEV_TX_BUSY; @@ -973,6 +980,44 @@ u32 aq_nic_get_fw_version(struct aq_nic_s *self) return fw_version; } +int aq_nic_set_loopback(struct aq_nic_s *self) +{ + struct aq_nic_cfg_s *cfg = &self->aq_nic_cfg; + + if (!self->aq_hw_ops->hw_set_loopback || + !self->aq_fw_ops->set_phyloopback) + return -ENOTSUPP; + + mutex_lock(&self->fwreq_mutex); + self->aq_hw_ops->hw_set_loopback(self->aq_hw, + AQ_HW_LOOPBACK_DMA_SYS, + !!(cfg->priv_flags & + BIT(AQ_HW_LOOPBACK_DMA_SYS))); + + self->aq_hw_ops->hw_set_loopback(self->aq_hw, + AQ_HW_LOOPBACK_PKT_SYS, + !!(cfg->priv_flags & + BIT(AQ_HW_LOOPBACK_PKT_SYS))); + + self->aq_hw_ops->hw_set_loopback(self->aq_hw, + AQ_HW_LOOPBACK_DMA_NET, + !!(cfg->priv_flags & + BIT(AQ_HW_LOOPBACK_DMA_NET))); + + self->aq_fw_ops->set_phyloopback(self->aq_hw, + AQ_HW_LOOPBACK_PHYINT_SYS, + !!(cfg->priv_flags & + BIT(AQ_HW_LOOPBACK_PHYINT_SYS))); + + self->aq_fw_ops->set_phyloopback(self->aq_hw, + AQ_HW_LOOPBACK_PHYEXT_SYS, + !!(cfg->priv_flags & + BIT(AQ_HW_LOOPBACK_PHYEXT_SYS))); + mutex_unlock(&self->fwreq_mutex); + + return 0; +} + int aq_nic_stop(struct aq_nic_s *self) { struct aq_vec_s *aq_vec = NULL; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h index 527273502d54..bb4957a31498 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h @@ -46,6 +46,7 @@ struct aq_nic_cfg_s { bool is_polling; bool is_rss; bool is_lro; + u32 priv_flags; u8 tcs; struct aq_rss_parameters aq_rss; u32 eee_speeds; @@ -158,6 +159,7 @@ int aq_nic_set_link_ksettings(struct aq_nic_s *self, const struct ethtool_link_ksettings *cmd); struct aq_nic_cfg_s *aq_nic_get_cfg(struct aq_nic_s *self); u32 aq_nic_get_fw_version(struct aq_nic_s *self); +int aq_nic_set_loopback(struct aq_nic_s *self); int aq_nic_update_interrupt_moderation_settings(struct aq_nic_s *self); void aq_nic_shutdown(struct aq_nic_s *self); u8 aq_nic_reserve_filter(struct aq_nic_s *self, enum aq_rx_filter_type type); diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c index c7297ca03624..1165689af37d 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c @@ -1427,6 +1427,30 @@ static int hw_atl_b0_hw_vlan_ctrl(struct aq_hw_s *self, bool enable) return aq_hw_err_from_flags(self); } +static int hw_atl_b0_set_loopback(struct aq_hw_s *self, u32 mode, bool enable) +{ + switch (mode) { + case AQ_HW_LOOPBACK_DMA_SYS: + hw_atl_tpb_tx_dma_sys_lbk_en_set(self, enable); + hw_atl_rpb_dma_sys_lbk_set(self, enable); + break; + case AQ_HW_LOOPBACK_PKT_SYS: + hw_atl_tpo_tx_pkt_sys_lbk_en_set(self, enable); + hw_atl_rpf_tpo_to_rpf_sys_lbk_set(self, enable); + break; + case AQ_HW_LOOPBACK_DMA_NET: + hw_atl_rpf_vlan_prom_mode_en_set(self, enable); + hw_atl_rpfl2promiscuous_mode_en_set(self, enable); + hw_atl_tpb_tx_tx_clk_gate_en_set(self, !enable); + hw_atl_tpb_tx_dma_net_lbk_en_set(self, enable); + hw_atl_rpb_dma_net_lbk_set(self, enable); + break; + default: + return -EINVAL; + } + return 0; +} + const struct aq_hw_ops hw_atl_ops_b0 = { .hw_set_mac_address = hw_atl_b0_hw_mac_addr_set, .hw_init = hw_atl_b0_hw_init, @@ -1481,5 +1505,9 @@ const struct aq_hw_ops hw_atl_ops_b0 = { .rx_extract_ts = hw_atl_b0_rx_extract_ts, .extract_hwts = hw_atl_b0_extract_hwts, .hw_set_offload = hw_atl_b0_hw_offload_set, - .hw_set_fc = hw_atl_b0_set_fc, + .hw_get_hw_stats = hw_atl_utils_get_hw_stats, + .hw_get_fw_version = hw_atl_utils_get_fw_version, + .hw_set_offload = hw_atl_b0_hw_offload_set, + .hw_set_loopback = hw_atl_b0_set_loopback, + .hw_set_fc = hw_atl_b0_set_fc, }; diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c index 6cadc9054544..d1f68fc16291 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.c @@ -563,6 +563,13 @@ void hw_atl_rpb_dma_sys_lbk_set(struct aq_hw_s *aq_hw, u32 dma_sys_lbk) HW_ATL_RPB_DMA_SYS_LBK_SHIFT, dma_sys_lbk); } +void hw_atl_rpb_dma_net_lbk_set(struct aq_hw_s *aq_hw, u32 dma_net_lbk) +{ + aq_hw_write_reg_bit(aq_hw, HW_ATL_RPB_DMA_NET_LBK_ADR, + HW_ATL_RPB_DMA_NET_LBK_MSK, + HW_ATL_RPB_DMA_NET_LBK_SHIFT, dma_net_lbk); +} + void hw_atl_rpb_rpf_rx_traf_class_mode_set(struct aq_hw_s *aq_hw, u32 rx_traf_class_mode) { @@ -1341,7 +1348,26 @@ void hw_atl_tpb_tx_dma_sys_lbk_en_set(struct aq_hw_s *aq_hw, u32 tx_dma_sys_lbk_ tx_dma_sys_lbk_en); } +void hw_atl_tpb_tx_dma_net_lbk_en_set(struct aq_hw_s *aq_hw, + u32 tx_dma_net_lbk_en) +{ + aq_hw_write_reg_bit(aq_hw, HW_ATL_TPB_DMA_NET_LBK_ADR, + HW_ATL_TPB_DMA_NET_LBK_MSK, + HW_ATL_TPB_DMA_NET_LBK_SHIFT, + tx_dma_net_lbk_en); +} + +void hw_atl_tpb_tx_tx_clk_gate_en_set(struct aq_hw_s *aq_hw, + u32 tx_clk_gate_en) +{ + aq_hw_write_reg_bit(aq_hw, HW_ATL_TPB_TX_CLK_GATE_EN_ADR, + HW_ATL_TPB_TX_CLK_GATE_EN_MSK, + HW_ATL_TPB_TX_CLK_GATE_EN_SHIFT, + tx_clk_gate_en); +} + void hw_atl_tpb_tx_pkt_buff_size_per_tc_set(struct aq_hw_s *aq_hw, + u32 tx_pkt_buff_size_per_tc, u32 buffer) { aq_hw_write_reg_bit(aq_hw, HW_ATL_TPB_TXBBUF_SIZE_ADR(buffer), diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h index 5750b0c9cae7..62992b23c0e8 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh.h @@ -288,6 +288,9 @@ void hw_atl_reg_glb_cpu_scratch_scp_set(struct aq_hw_s *aq_hw, /* set dma system loopback */ void hw_atl_rpb_dma_sys_lbk_set(struct aq_hw_s *aq_hw, u32 dma_sys_lbk); +/* set dma network loopback */ +void hw_atl_rpb_dma_net_lbk_set(struct aq_hw_s *aq_hw, u32 dma_net_lbk); + /* set rx traffic class mode */ void hw_atl_rpb_rpf_rx_traf_class_mode_set(struct aq_hw_s *aq_hw, u32 rx_traf_class_mode); @@ -629,6 +632,14 @@ void hw_atl_tpb_tx_buff_lo_threshold_per_tc_set(struct aq_hw_s *aq_hw, /* set tx dma system loopback enable */ void hw_atl_tpb_tx_dma_sys_lbk_en_set(struct aq_hw_s *aq_hw, u32 tx_dma_sys_lbk_en); +/* set tx dma network loopback enable */ +void hw_atl_tpb_tx_dma_net_lbk_en_set(struct aq_hw_s *aq_hw, + u32 tx_dma_net_lbk_en); + +/* set tx clock gating enable */ +void hw_atl_tpb_tx_tx_clk_gate_en_set(struct aq_hw_s *aq_hw, + u32 tx_clk_gate_en); + /* set tx packet buffer size (per tc) */ void hw_atl_tpb_tx_pkt_buff_size_per_tc_set(struct aq_hw_s *aq_hw, u32 tx_pkt_buff_size_per_tc, diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h index ec3bcdcefc4d..18de2f7b8959 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_llh_internal.h @@ -554,6 +554,24 @@ /* default value of bitfield dma_sys_loopback */ #define HW_ATL_RPB_DMA_SYS_LBK_DEFAULT 0x0 +/* rx dma_net_loopback bitfield definitions + * preprocessor definitions for the bitfield "dma_net_loopback". + * port="pif_rpb_dma_net_lbk_i" + */ + +/* register address for bitfield dma_net_loopback */ +#define HW_ATL_RPB_DMA_NET_LBK_ADR 0x00005000 +/* bitmask for bitfield dma_net_loopback */ +#define HW_ATL_RPB_DMA_NET_LBK_MSK 0x00000010 +/* inverted bitmask for bitfield dma_net_loopback */ +#define HW_ATL_RPB_DMA_NET_LBK_MSKN 0xffffffef +/* lower bit position of bitfield dma_net_loopback */ +#define HW_ATL_RPB_DMA_NET_LBK_SHIFT 4 +/* width of bitfield dma_net_loopback */ +#define HW_ATL_RPB_DMA_NET_LBK_WIDTH 1 +/* default value of bitfield dma_net_loopback */ +#define HW_ATL_RPB_DMA_NET_LBK_DEFAULT 0x0 + /* rx rx_tc_mode bitfield definitions * preprocessor definitions for the bitfield "rx_tc_mode". * port="pif_rpb_rx_tc_mode_i,pif_rpf_rx_tc_mode_i" @@ -2107,6 +2125,24 @@ /* default value of bitfield dma_sys_loopback */ #define HW_ATL_TPB_DMA_SYS_LBK_DEFAULT 0x0 +/* tx dma_net_loopback bitfield definitions + * preprocessor definitions for the bitfield "dma_net_loopback". + * port="pif_tpb_dma_net_lbk_i" + */ + +/* register address for bitfield dma_net_loopback */ +#define HW_ATL_TPB_DMA_NET_LBK_ADR 0x00007000 +/* bitmask for bitfield dma_net_loopback */ +#define HW_ATL_TPB_DMA_NET_LBK_MSK 0x00000010 +/* inverted bitmask for bitfield dma_net_loopback */ +#define HW_ATL_TPB_DMA_NET_LBK_MSKN 0xffffffef +/* lower bit position of bitfield dma_net_loopback */ +#define HW_ATL_TPB_DMA_NET_LBK_SHIFT 4 +/* width of bitfield dma_net_loopback */ +#define HW_ATL_TPB_DMA_NET_LBK_WIDTH 1 +/* default value of bitfield dma_net_loopback */ +#define HW_ATL_TPB_DMA_NET_LBK_DEFAULT 0x0 + /* tx tx{b}_buf_size[7:0] bitfield definitions * preprocessor definitions for the bitfield "tx{b}_buf_size[7:0]". * parameter: buffer {b} | stride size 0x10 | range [0, 7] @@ -2144,6 +2180,24 @@ /* default value of bitfield tx_scp_ins_en */ #define HW_ATL_TPB_TX_SCP_INS_EN_DEFAULT 0x0 +/* tx tx_clk_gate_en bitfield definitions + * preprocessor definitions for the bitfield "tx_clk_gate_en". + * port="pif_tpb_clk_gate_en_i" + */ + +/* register address for bitfield tx_clk_gate_en */ +#define HW_ATL_TPB_TX_CLK_GATE_EN_ADR 0x00007900 +/* bitmask for bitfield tx_clk_gate_en */ +#define HW_ATL_TPB_TX_CLK_GATE_EN_MSK 0x00000010 +/* inverted bitmask for bitfield tx_clk_gate_en */ +#define HW_ATL_TPB_TX_CLK_GATE_EN_MSKN 0xffffffef +/* lower bit position of bitfield tx_clk_gate_en */ +#define HW_ATL_TPB_TX_CLK_GATE_EN_SHIFT 4 +/* width of bitfield tx_clk_gate_en */ +#define HW_ATL_TPB_TX_CLK_GATE_EN_WIDTH 1 +/* default value of bitfield tx_clk_gate_en */ +#define HW_ATL_TPB_TX_CLK_GATE_EN_DEFAULT 0x1 + /* tx ipv4_chk_en bitfield definitions * preprocessor definitions for the bitfield "ipv4_chk_en". * port="pif_tpo_ipv4_chk_en_i" diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c index 3dbce03c5a94..feef2b0177b2 100644 --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_utils_fw2x.c @@ -42,6 +42,9 @@ #define HW_ATL_FW2X_CTRL_PAUSE BIT(CTRL_PAUSE) #define HW_ATL_FW2X_CTRL_TEMPERATURE BIT(CTRL_TEMPERATURE) #define HW_ATL_FW2X_CTRL_ASYMMETRIC_PAUSE BIT(CTRL_ASYMMETRIC_PAUSE) +#define HW_ATL_FW2X_CTRL_INT_LOOPBACK BIT(CTRL_INT_LOOPBACK) +#define HW_ATL_FW2X_CTRL_EXT_LOOPBACK BIT(CTRL_EXT_LOOPBACK) +#define HW_ATL_FW2X_CTRL_DOWNSHIFT BIT(CTRL_DOWNSHIFT) #define HW_ATL_FW2X_CTRL_FORCE_RECONNECT BIT(CTRL_FORCE_RECONNECT) #define HW_ATL_FW2X_CAP_EEE_1G_MASK BIT(CAPS_HI_1000BASET_FD_EEE) @@ -53,6 +56,7 @@ #define HAL_ATLANTIC_UTILS_FW2X_MSG_WOL 0x0E #define HW_ATL_FW_VER_LED 0x03010026U +#define HW_ATL_FW_VER_MEDIA_CONTROL 0x0301005aU struct __packed fw2x_msg_wol_pattern { u8 mask[16]; @@ -539,6 +543,33 @@ static u32 aq_fw2x_get_flow_control(struct aq_hw_s *self, u32 *fcmode) return 0; } +static int aq_fw2x_set_phyloopback(struct aq_hw_s *self, u32 mode, bool enable) +{ + u32 mpi_opts; + + switch (mode) { + case AQ_HW_LOOPBACK_PHYINT_SYS: + mpi_opts = aq_hw_read_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR); + if (enable) + mpi_opts |= HW_ATL_FW2X_CTRL_INT_LOOPBACK; + else + mpi_opts &= ~HW_ATL_FW2X_CTRL_INT_LOOPBACK; + aq_hw_write_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR, mpi_opts); + break; + case AQ_HW_LOOPBACK_PHYEXT_SYS: + mpi_opts = aq_hw_read_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR); + if (enable) + mpi_opts |= HW_ATL_FW2X_CTRL_EXT_LOOPBACK; + else + mpi_opts &= ~HW_ATL_FW2X_CTRL_EXT_LOOPBACK; + aq_hw_write_reg(self, HW_ATL_FW2X_MPI_CONTROL2_ADDR, mpi_opts); + break; + default: + return -EINVAL; + } + return 0; +} + static u32 aq_fw2x_mbox_get(struct aq_hw_s *self) { return aq_hw_read_reg(self, HW_ATL_FW2X_MPI_MBOX_ADDR); @@ -586,4 +617,5 @@ const struct aq_fw_ops aq_fw_2x_ops = { .send_fw_request = aq_fw2x_send_fw_request, .enable_ptp = aq_fw3x_enable_ptp, .led_control = aq_fw2x_led_control, + .set_phyloopback = aq_fw2x_set_phyloopback, }; -- 2.20.1