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:
"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)
{
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);
p += ETH_GSTRING_LEN;
}
}
+ break;
+ case ETH_SS_PRIV_FLAGS:
+ memcpy(p, aq_ethtool_priv_flag_names,
+ sizeof(aq_ethtool_priv_flag_names));
+ break;
}
}
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;
}
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,
.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,
#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 */
#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;
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 {
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);
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);
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;
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;
bool is_polling;
bool is_rss;
bool is_lro;
+ u32 priv_flags;
u8 tcs;
struct aq_rss_parameters aq_rss;
u32 eee_speeds;
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);
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,
.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,
};
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)
{
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),
/* 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);
/* 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,
/* 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"
/* 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]
/* 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"
#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)
#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];
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);
.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,
};