summaryrefslogtreecommitdiff
path: root/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_ptp_hw.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_ptp_hw.c510
1 files changed, 289 insertions, 221 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_ptp_hw.c b/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
index ec91822e9280..ccac84eb34c9 100644
--- a/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
+++ b/drivers/net/ethernet/intel/ice/ice_ptp_hw.c
@@ -240,7 +240,7 @@ static int ice_read_cgu_reg_e82x(struct ice_hw *hw, u32 addr, u32 *val)
{
struct ice_sbq_msg_input cgu_msg = {
.opcode = ice_sbq_msg_rd,
- .dest_dev = cgu,
+ .dest_dev = ice_sbq_dev_cgu,
.msg_addr_low = addr
};
int err;
@@ -272,7 +272,7 @@ static int ice_write_cgu_reg_e82x(struct ice_hw *hw, u32 addr, u32 val)
{
struct ice_sbq_msg_input cgu_msg = {
.opcode = ice_sbq_msg_wr,
- .dest_dev = cgu,
+ .dest_dev = ice_sbq_dev_cgu,
.msg_addr_low = addr,
.data = val
};
@@ -746,7 +746,7 @@ static int ice_init_cgu_e82x(struct ice_hw *hw)
int err;
/* Disable sticky lock detection so lock err reported is accurate */
- if (ice_is_e825c(hw))
+ if (hw->mac_type == ICE_MAC_GENERIC_3K_E825)
err = ice_cfg_cgu_pll_dis_sticky_bits_e825c(hw);
else
err = ice_cfg_cgu_pll_dis_sticky_bits_e82x(hw);
@@ -756,7 +756,7 @@ static int ice_init_cgu_e82x(struct ice_hw *hw)
/* Configure the CGU PLL using the parameters from the function
* capabilities.
*/
- if (ice_is_e825c(hw))
+ if (hw->mac_type == ICE_MAC_GENERIC_3K_E825)
err = ice_cfg_cgu_pll_e825c(hw, ts_info->time_ref,
(enum ice_clk_src)ts_info->clk_src);
else
@@ -827,8 +827,9 @@ static u32 ice_ptp_tmr_cmd_to_port_reg(struct ice_hw *hw,
/* Certain hardware families share the same register values for the
* port register and source timer register.
*/
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
+ case ICE_MAC_E830:
return ice_ptp_tmr_cmd_to_src_reg(hw, cmd) & TS_CMD_MASK_E810;
default:
break;
@@ -873,8 +874,12 @@ static u32 ice_ptp_tmr_cmd_to_port_reg(struct ice_hw *hw,
*/
void ice_ptp_src_cmd(struct ice_hw *hw, enum ice_ptp_tmr_cmd cmd)
{
+ struct ice_pf *pf = container_of(hw, struct ice_pf, hw);
u32 cmd_val = ice_ptp_tmr_cmd_to_src_reg(hw, cmd);
+ if (!ice_is_primary(hw))
+ hw = ice_get_primary_hw(pf);
+
wr32(hw, GLTSYN_CMD, cmd_val);
}
@@ -890,11 +895,25 @@ static void ice_ptp_exec_tmr_cmd(struct ice_hw *hw)
{
struct ice_pf *pf = container_of(hw, struct ice_pf, hw);
+ if (!ice_is_primary(hw))
+ hw = ice_get_primary_hw(pf);
+
guard(spinlock)(&pf->adapter->ptp_gltsyn_time_lock);
wr32(hw, GLTSYN_CMD_SYNC, SYNC_EXEC_CMD);
ice_flush(hw);
}
+/**
+ * ice_ptp_cfg_sync_delay - Configure PHC to PHY synchronization delay
+ * @hw: pointer to HW struct
+ * @delay: delay between PHC and PHY SYNC command execution in nanoseconds
+ */
+static void ice_ptp_cfg_sync_delay(const struct ice_hw *hw, u32 delay)
+{
+ wr32(hw, GLTSYN_SYNC_DLAY, delay);
+ ice_flush(hw);
+}
+
/* 56G PHY device functions
*
* The following functions operate on devices with the ETH 56G PHY.
@@ -907,16 +926,24 @@ static void ice_ptp_exec_tmr_cmd(struct ice_hw *hw)
*
* Return: destination sideband queue PHY device.
*/
-static enum ice_sbq_msg_dev ice_ptp_get_dest_dev_e825(struct ice_hw *hw,
- u8 port)
+static enum ice_sbq_dev_id ice_ptp_get_dest_dev_e825(struct ice_hw *hw,
+ u8 port)
{
- /* On a single complex E825, PHY 0 is always destination device phy_0
+ u8 curr_phy, tgt_phy;
+
+ tgt_phy = port >= hw->ptp.ports_per_phy;
+ curr_phy = hw->lane_num >= hw->ptp.ports_per_phy;
+ /* In the driver, lanes 4..7 are in fact 0..3 on a second PHY.
+ * On a single complex E825C, PHY 0 is always destination device phy_0
* and PHY 1 is phy_0_peer.
+ * On dual complex E825C, device phy_0 points to PHY on a current
+ * complex and phy_0_peer to PHY on a different complex.
*/
- if (port >= hw->ptp.ports_per_phy)
- return eth56g_phy_1;
+ if ((!ice_is_dual(hw) && tgt_phy == 1) ||
+ (ice_is_dual(hw) && tgt_phy != curr_phy))
+ return ice_sbq_dev_phy_0_peer;
else
- return eth56g_phy_0;
+ return ice_sbq_dev_phy_0;
}
/**
@@ -998,7 +1025,7 @@ static int ice_phy_res_address_eth56g(struct ice_hw *hw, u8 lane,
/* Lanes 4..7 are in fact 0..3 on a second PHY */
lane %= hw->ptp.ports_per_phy;
- *addr = eth56g_phy_res[res_type].base[0] +
+ *addr = eth56g_phy_res[res_type].base_addr +
lane * eth56g_phy_res[res_type].step + offset;
return 0;
@@ -1228,7 +1255,7 @@ static int ice_write_quad_ptp_reg_eth56g(struct ice_hw *hw, u8 port,
if (port >= hw->ptp.num_lports)
return -EIO;
- addr = eth56g_phy_res[ETH56G_PHY_REG_PTP].base[0] + offset;
+ addr = eth56g_phy_res[ETH56G_PHY_REG_PTP].base_addr + offset;
return ice_write_phy_eth56g(hw, port, addr, val);
}
@@ -1253,7 +1280,7 @@ static int ice_read_quad_ptp_reg_eth56g(struct ice_hw *hw, u8 port,
if (port >= hw->ptp.num_lports)
return -EIO;
- addr = eth56g_phy_res[ETH56G_PHY_REG_PTP].base[0] + offset;
+ addr = eth56g_phy_res[ETH56G_PHY_REG_PTP].base_addr + offset;
return ice_read_phy_eth56g(hw, port, addr, val);
}
@@ -1576,9 +1603,8 @@ static int ice_read_ptp_tstamp_eth56g(struct ice_hw *hw, u8 port, u8 idx,
* lower 8 bits in the low register, and the upper 32 bits in the high
* register.
*/
- *tstamp = FIELD_PREP(TS_PHY_HIGH_M, hi) |
- FIELD_PREP(TS_PHY_LOW_M, lo);
-
+ *tstamp = FIELD_PREP(PHY_40B_HIGH_M, hi) |
+ FIELD_PREP(PHY_40B_LOW_M, lo);
return 0;
}
@@ -2406,6 +2432,7 @@ int ice_phy_cfg_intr_eth56g(struct ice_hw *hw, u8 port, bool ena, u8 threshold)
static int ice_read_phy_and_phc_time_eth56g(struct ice_hw *hw, u8 port,
u64 *phy_time, u64 *phc_time)
{
+ struct ice_pf *pf = container_of(hw, struct ice_pf, hw);
u64 tx_time, rx_time;
u32 zo, lo;
u8 tmr_idx;
@@ -2425,8 +2452,13 @@ static int ice_read_phy_and_phc_time_eth56g(struct ice_hw *hw, u8 port,
ice_ptp_exec_tmr_cmd(hw);
/* Read the captured PHC time from the shadow time registers */
- zo = rd32(hw, GLTSYN_SHTIME_0(tmr_idx));
- lo = rd32(hw, GLTSYN_SHTIME_L(tmr_idx));
+ if (ice_is_primary(hw)) {
+ zo = rd32(hw, GLTSYN_SHTIME_0(tmr_idx));
+ lo = rd32(hw, GLTSYN_SHTIME_L(tmr_idx));
+ } else {
+ zo = rd32(ice_get_primary_hw(pf), GLTSYN_SHTIME_0(tmr_idx));
+ lo = rd32(ice_get_primary_hw(pf), GLTSYN_SHTIME_L(tmr_idx));
+ }
*phc_time = (u64)lo << 32 | zo;
/* Read the captured PHY time from the PHY shadow registers */
@@ -2563,6 +2595,7 @@ int ice_stop_phy_timer_eth56g(struct ice_hw *hw, u8 port, bool soft_reset)
*/
int ice_start_phy_timer_eth56g(struct ice_hw *hw, u8 port)
{
+ struct ice_pf *pf = container_of(hw, struct ice_pf, hw);
u32 lo, hi;
u64 incval;
u8 tmr_idx;
@@ -2588,8 +2621,13 @@ int ice_start_phy_timer_eth56g(struct ice_hw *hw, u8 port)
if (err)
return err;
- lo = rd32(hw, GLTSYN_INCVAL_L(tmr_idx));
- hi = rd32(hw, GLTSYN_INCVAL_H(tmr_idx));
+ if (ice_is_primary(hw)) {
+ lo = rd32(hw, GLTSYN_INCVAL_L(tmr_idx));
+ hi = rd32(hw, GLTSYN_INCVAL_H(tmr_idx));
+ } else {
+ lo = rd32(ice_get_primary_hw(pf), GLTSYN_INCVAL_L(tmr_idx));
+ hi = rd32(ice_get_primary_hw(pf), GLTSYN_INCVAL_H(tmr_idx));
+ }
incval = (u64)hi << 32 | lo;
err = ice_write_40b_ptp_reg_eth56g(hw, port, PHY_REG_TIMETUS_L, incval);
@@ -2620,37 +2658,15 @@ int ice_start_phy_timer_eth56g(struct ice_hw *hw, u8 port)
}
/**
- * ice_sb_access_ena_eth56g - Enable SB devices (PHY and others) access
+ * ice_ptp_init_phc_e825 - Perform E825 specific PHC initialization
* @hw: pointer to HW struct
- * @enable: Enable or disable access
*
- * Enable sideband devices (PHY and others) access.
- */
-static void ice_sb_access_ena_eth56g(struct ice_hw *hw, bool enable)
-{
- u32 val = rd32(hw, PF_SB_REM_DEV_CTL);
-
- if (enable)
- val |= BIT(eth56g_phy_0) | BIT(cgu) | BIT(eth56g_phy_1);
- else
- val &= ~(BIT(eth56g_phy_0) | BIT(cgu) | BIT(eth56g_phy_1));
-
- wr32(hw, PF_SB_REM_DEV_CTL, val);
-}
-
-/**
- * ice_ptp_init_phc_eth56g - Perform E82X specific PHC initialization
- * @hw: pointer to HW struct
- *
- * Perform PHC initialization steps specific to E82X devices.
+ * Perform E825-specific PTP hardware clock initialization steps.
*
- * Return:
- * * %0 - success
- * * %other - failed to initialize CGU
+ * Return: 0 on success, negative error code otherwise.
*/
-static int ice_ptp_init_phc_eth56g(struct ice_hw *hw)
+static int ice_ptp_init_phc_e825(struct ice_hw *hw)
{
- ice_sb_access_ena_eth56g(hw, true);
/* Initialize the Clock Generation Unit */
return ice_init_cgu_e82x(hw);
}
@@ -2729,10 +2745,7 @@ static void ice_ptp_init_phy_e825(struct ice_hw *hw)
{
struct ice_ptp_hw *ptp = &hw->ptp;
struct ice_eth56g_params *params;
- u32 phy_rev;
- int err;
- ptp->phy_model = ICE_PHY_ETH56G;
params = &ptp->phy.eth56g;
params->onestep_ena = false;
params->peer_delay = 0;
@@ -2740,11 +2753,6 @@ static void ice_ptp_init_phy_e825(struct ice_hw *hw)
params->num_phys = 2;
ptp->ports_per_phy = 4;
ptp->num_lports = params->num_phys * ptp->ports_per_phy;
-
- ice_sb_access_ena_eth56g(hw, true);
- err = ice_read_phy_eth56g(hw, hw->pf_id, PHY_REG_REVISION, &phy_rev);
- if (err || phy_rev != PHY_REVISION_ETH56G)
- ptp->phy_model = ICE_PHY_UNSUP;
}
/* E822 family functions
@@ -2777,7 +2785,7 @@ static void ice_fill_phy_msg_e82x(struct ice_hw *hw,
msg->msg_addr_high = P_Q1_H(P_4_BASE + offset, phy_port);
}
- msg->dest_dev = rmn_0;
+ msg->dest_dev = ice_sbq_dev_phy_0;
}
/**
@@ -3100,7 +3108,7 @@ static int ice_fill_quad_msg_e82x(struct ice_hw *hw,
if (quad >= ICE_GET_QUAD_NUM(hw->ptp.num_lports))
return -EINVAL;
- msg->dest_dev = rmn_0;
+ msg->dest_dev = ice_sbq_dev_phy_0;
if (!(quad % ICE_GET_QUAD_NUM(hw->ptp.ports_per_phy)))
addr = Q_0_BASE + offset;
@@ -3219,7 +3227,8 @@ ice_read_phy_tstamp_e82x(struct ice_hw *hw, u8 quad, u8 idx, u64 *tstamp)
* lower 8 bits in the low register, and the upper 32 bits in the high
* register.
*/
- *tstamp = FIELD_PREP(TS_PHY_HIGH_M, hi) | FIELD_PREP(TS_PHY_LOW_M, lo);
+ *tstamp = FIELD_PREP(PHY_40B_HIGH_M, hi) |
+ FIELD_PREP(PHY_40B_LOW_M, lo);
return 0;
}
@@ -4792,7 +4801,6 @@ int ice_phy_cfg_intr_e82x(struct ice_hw *hw, u8 quad, bool ena, u8 threshold)
*/
static void ice_ptp_init_phy_e82x(struct ice_ptp_hw *ptp)
{
- ptp->phy_model = ICE_PHY_E82X;
ptp->num_lports = 8;
ptp->ports_per_phy = 8;
}
@@ -4819,7 +4827,7 @@ static int ice_read_phy_reg_e810(struct ice_hw *hw, u32 addr, u32 *val)
msg.msg_addr_low = lower_16_bits(addr);
msg.msg_addr_high = upper_16_bits(addr);
msg.opcode = ice_sbq_msg_rd;
- msg.dest_dev = rmn_0;
+ msg.dest_dev = ice_sbq_dev_phy_0;
err = ice_sbq_rw_reg(hw, &msg, ICE_AQ_FLAG_RD);
if (err) {
@@ -4849,7 +4857,7 @@ static int ice_write_phy_reg_e810(struct ice_hw *hw, u32 addr, u32 val)
msg.msg_addr_low = lower_16_bits(addr);
msg.msg_addr_high = upper_16_bits(addr);
msg.opcode = ice_sbq_msg_wr;
- msg.dest_dev = rmn_0;
+ msg.dest_dev = ice_sbq_dev_phy_0;
msg.data = val;
err = ice_sbq_rw_reg(hw, &msg, ICE_AQ_FLAG_RD);
@@ -4986,7 +4994,8 @@ ice_read_phy_tstamp_e810(struct ice_hw *hw, u8 lport, u8 idx, u64 *tstamp)
/* For E810 devices, the timestamp is reported with the lower 32 bits
* in the low register, and the upper 8 bits in the high register.
*/
- *tstamp = ((u64)hi) << TS_HIGH_S | ((u64)lo & TS_LOW_M);
+ *tstamp = FIELD_PREP(PHY_EXT_40B_HIGH_M, hi) |
+ FIELD_PREP(PHY_EXT_40B_LOW_M, lo);
return 0;
}
@@ -5049,8 +5058,7 @@ static int ice_ptp_init_phc_e810(struct ice_hw *hw)
u8 tmr_idx;
int err;
- /* Ensure synchronization delay is zero */
- wr32(hw, GLTSYN_SYNC_DLAY, 0);
+ ice_ptp_cfg_sync_delay(hw, ICE_E810_E830_SYNC_DELAY);
tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
err = ice_write_phy_reg_e810(hw, ETH_GLTSYN_ENA(tmr_idx),
@@ -5316,68 +5324,6 @@ ice_get_phy_tx_tstamp_ready_e810(struct ice_hw *hw, u8 port, u64 *tstamp_ready)
*/
/**
- * ice_get_pca9575_handle
- * @hw: pointer to the hw struct
- * @pca9575_handle: GPIO controller's handle
- *
- * Find and return the GPIO controller's handle in the netlist.
- * When found - the value will be cached in the hw structure and following calls
- * will return cached value
- */
-static int
-ice_get_pca9575_handle(struct ice_hw *hw, u16 *pca9575_handle)
-{
- struct ice_aqc_get_link_topo *cmd;
- struct ice_aq_desc desc;
- int status;
- u8 idx;
-
- /* If handle was read previously return cached value */
- if (hw->io_expander_handle) {
- *pca9575_handle = hw->io_expander_handle;
- return 0;
- }
-
- /* If handle was not detected read it from the netlist */
- cmd = &desc.params.get_link_topo;
- ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_link_topo);
-
- /* Set node type to GPIO controller */
- cmd->addr.topo_params.node_type_ctx =
- (ICE_AQC_LINK_TOPO_NODE_TYPE_M &
- ICE_AQC_LINK_TOPO_NODE_TYPE_GPIO_CTRL);
-
-#define SW_PCA9575_SFP_TOPO_IDX 2
-#define SW_PCA9575_QSFP_TOPO_IDX 1
-
- /* Check if the SW IO expander controlling SMA exists in the netlist. */
- if (hw->device_id == ICE_DEV_ID_E810C_SFP)
- idx = SW_PCA9575_SFP_TOPO_IDX;
- else if (hw->device_id == ICE_DEV_ID_E810C_QSFP)
- idx = SW_PCA9575_QSFP_TOPO_IDX;
- else
- return -EOPNOTSUPP;
-
- cmd->addr.topo_params.index = idx;
-
- status = ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
- if (status)
- return -EOPNOTSUPP;
-
- /* Verify if we found the right IO expander type */
- if (desc.params.get_link_topo.node_part_num !=
- ICE_AQC_GET_LINK_TOPO_NODE_NR_PCA9575)
- return -EOPNOTSUPP;
-
- /* If present save the handle and return it */
- hw->io_expander_handle =
- le16_to_cpu(desc.params.get_link_topo.addr.handle);
- *pca9575_handle = hw->io_expander_handle;
-
- return 0;
-}
-
-/**
* ice_read_sma_ctrl
* @hw: pointer to the hw struct
* @data: pointer to data to be read from the GPIO controller
@@ -5442,37 +5388,6 @@ int ice_write_sma_ctrl(struct ice_hw *hw, u8 data)
}
/**
- * ice_read_pca9575_reg
- * @hw: pointer to the hw struct
- * @offset: GPIO controller register offset
- * @data: pointer to data to be read from the GPIO controller
- *
- * Read the register from the GPIO controller
- */
-int ice_read_pca9575_reg(struct ice_hw *hw, u8 offset, u8 *data)
-{
- struct ice_aqc_link_topo_addr link_topo;
- __le16 addr;
- u16 handle;
- int err;
-
- memset(&link_topo, 0, sizeof(link_topo));
-
- err = ice_get_pca9575_handle(hw, &handle);
- if (err)
- return err;
-
- link_topo.handle = cpu_to_le16(handle);
- link_topo.topo_params.node_type_ctx =
- FIELD_PREP(ICE_AQC_LINK_TOPO_NODE_CTX_M,
- ICE_AQC_LINK_TOPO_NODE_CTX_PROVIDED);
-
- addr = cpu_to_le16((u16)offset);
-
- return ice_aq_read_i2c(hw, link_topo, 0, addr, 1, data, NULL);
-}
-
-/**
* ice_ptp_read_sdp_ac - read SDP available connections section from NVM
* @hw: pointer to the HW struct
* @entries: returns the SDP available connections section from NVM
@@ -5538,18 +5453,138 @@ exit:
*/
static void ice_ptp_init_phy_e810(struct ice_ptp_hw *ptp)
{
- ptp->phy_model = ICE_PHY_E810;
ptp->num_lports = 8;
ptp->ports_per_phy = 4;
init_waitqueue_head(&ptp->phy.e810.atqbal_wq);
}
+/* E830 functions
+ *
+ * The following functions operate on the E830 series devices.
+ *
+ */
+
+/**
+ * ice_ptp_init_phc_e830 - Perform E830 specific PHC initialization
+ * @hw: pointer to HW struct
+ *
+ * Perform E830-specific PTP hardware clock initialization steps.
+ */
+static void ice_ptp_init_phc_e830(const struct ice_hw *hw)
+{
+ ice_ptp_cfg_sync_delay(hw, ICE_E810_E830_SYNC_DELAY);
+}
+
+/**
+ * ice_ptp_write_direct_incval_e830 - Prep PHY port increment value change
+ * @hw: pointer to HW struct
+ * @incval: The new 40bit increment value to prepare
+ *
+ * Prepare the PHY port for a new increment value by programming the PHC
+ * GLTSYN_INCVAL_L and GLTSYN_INCVAL_H registers. The actual change is
+ * completed by FW automatically.
+ */
+static void ice_ptp_write_direct_incval_e830(const struct ice_hw *hw,
+ u64 incval)
+{
+ u8 tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
+
+ wr32(hw, GLTSYN_INCVAL_L(tmr_idx), lower_32_bits(incval));
+ wr32(hw, GLTSYN_INCVAL_H(tmr_idx), upper_32_bits(incval));
+}
+
+/**
+ * ice_ptp_write_direct_phc_time_e830 - Prepare PHY port with initial time
+ * @hw: Board private structure
+ * @time: Time to initialize the PHY port clock to
+ *
+ * Program the PHY port ETH_GLTSYN_SHTIME registers in preparation setting the
+ * initial clock time. The time will not actually be programmed until the
+ * driver issues an ICE_PTP_INIT_TIME command.
+ *
+ * The time value is the upper 32 bits of the PHY timer, usually in units of
+ * nominal nanoseconds.
+ */
+static void ice_ptp_write_direct_phc_time_e830(const struct ice_hw *hw,
+ u64 time)
+{
+ u8 tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
+
+ wr32(hw, GLTSYN_TIME_0(tmr_idx), 0);
+ wr32(hw, GLTSYN_TIME_L(tmr_idx), lower_32_bits(time));
+ wr32(hw, GLTSYN_TIME_H(tmr_idx), upper_32_bits(time));
+}
+
+/**
+ * ice_ptp_port_cmd_e830 - Prepare all external PHYs for a timer command
+ * @hw: pointer to HW struct
+ * @cmd: Command to be sent to the port
+ *
+ * Prepare the external PHYs connected to this device for a timer sync
+ * command.
+ *
+ * Return: 0 on success, negative error code when PHY write failed
+ */
+static int ice_ptp_port_cmd_e830(struct ice_hw *hw, enum ice_ptp_tmr_cmd cmd)
+{
+ u32 val = ice_ptp_tmr_cmd_to_port_reg(hw, cmd);
+
+ return ice_write_phy_reg_e810(hw, E830_ETH_GLTSYN_CMD, val);
+}
+
+/**
+ * ice_read_phy_tstamp_e830 - Read a PHY timestamp out of the external PHY
+ * @hw: pointer to the HW struct
+ * @idx: the timestamp index to read
+ * @tstamp: on return, the 40bit timestamp value
+ *
+ * Read a 40bit timestamp value out of the timestamp block of the external PHY
+ * on the E830 device.
+ */
+static void ice_read_phy_tstamp_e830(const struct ice_hw *hw, u8 idx,
+ u64 *tstamp)
+{
+ u32 hi, lo;
+
+ hi = rd32(hw, E830_PRTTSYN_TXTIME_H(idx));
+ lo = rd32(hw, E830_PRTTSYN_TXTIME_L(idx));
+
+ /* For E830 devices, the timestamp is reported with the lower 32 bits
+ * in the low register, and the upper 8 bits in the high register.
+ */
+ *tstamp = FIELD_PREP(PHY_EXT_40B_HIGH_M, hi) |
+ FIELD_PREP(PHY_EXT_40B_LOW_M, lo);
+}
+
+/**
+ * ice_get_phy_tx_tstamp_ready_e830 - Read Tx memory status register
+ * @hw: pointer to the HW struct
+ * @port: the PHY port to read
+ * @tstamp_ready: contents of the Tx memory status register
+ */
+static void ice_get_phy_tx_tstamp_ready_e830(const struct ice_hw *hw, u8 port,
+ u64 *tstamp_ready)
+{
+ *tstamp_ready = rd32(hw, E830_PRTMAC_TS_TX_MEM_VALID_H);
+ *tstamp_ready <<= 32;
+ *tstamp_ready |= rd32(hw, E830_PRTMAC_TS_TX_MEM_VALID_L);
+}
+
+/**
+ * ice_ptp_init_phy_e830 - initialize PHY parameters
+ * @ptp: pointer to the PTP HW struct
+ */
+static void ice_ptp_init_phy_e830(struct ice_ptp_hw *ptp)
+{
+ ptp->num_lports = 8;
+ ptp->ports_per_phy = 4;
+}
+
/* Device agnostic functions
*
- * The following functions implement shared behavior common to both E822 and
- * E810 devices, possibly calling a device specific implementation where
- * necessary.
+ * The following functions implement shared behavior common to all devices,
+ * possibly calling a device specific implementation where necessary.
*/
/**
@@ -5612,14 +5647,22 @@ void ice_ptp_init_hw(struct ice_hw *hw)
{
struct ice_ptp_hw *ptp = &hw->ptp;
- if (ice_is_e822(hw) || ice_is_e823(hw))
- ice_ptp_init_phy_e82x(ptp);
- else if (ice_is_e810(hw))
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
ice_ptp_init_phy_e810(ptp);
- else if (ice_is_e825c(hw))
+ break;
+ case ICE_MAC_E830:
+ ice_ptp_init_phy_e830(ptp);
+ break;
+ case ICE_MAC_GENERIC:
+ ice_ptp_init_phy_e82x(ptp);
+ break;
+ case ICE_MAC_GENERIC_3K_E825:
ice_ptp_init_phy_e825(hw);
- else
- ptp->phy_model = ICE_PHY_UNSUP;
+ break;
+ default:
+ return;
+ }
}
/**
@@ -5640,11 +5683,11 @@ void ice_ptp_init_hw(struct ice_hw *hw)
static int ice_ptp_write_port_cmd(struct ice_hw *hw, u8 port,
enum ice_ptp_tmr_cmd cmd)
{
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- return ice_ptp_write_port_cmd_eth56g(hw, port, cmd);
- case ICE_PHY_E82X:
+ switch (hw->mac_type) {
+ case ICE_MAC_GENERIC:
return ice_ptp_write_port_cmd_e82x(hw, port, cmd);
+ case ICE_MAC_GENERIC_3K_E825:
+ return ice_ptp_write_port_cmd_eth56g(hw, port, cmd);
default:
return -EOPNOTSUPP;
}
@@ -5705,9 +5748,11 @@ static int ice_ptp_port_cmd(struct ice_hw *hw, enum ice_ptp_tmr_cmd cmd)
u32 port;
/* PHY models which can program all ports simultaneously */
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
return ice_ptp_port_cmd_e810(hw, cmd);
+ case ICE_MAC_E830:
+ return ice_ptp_port_cmd_e830(hw, cmd);
default:
break;
}
@@ -5778,23 +5823,29 @@ int ice_ptp_init_time(struct ice_hw *hw, u64 time)
tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
/* Source timers */
+ /* For E830 we don't need to use shadow registers, its automatic */
+ if (hw->mac_type == ICE_MAC_E830) {
+ ice_ptp_write_direct_phc_time_e830(hw, time);
+ return 0;
+ }
+
wr32(hw, GLTSYN_SHTIME_L(tmr_idx), lower_32_bits(time));
wr32(hw, GLTSYN_SHTIME_H(tmr_idx), upper_32_bits(time));
wr32(hw, GLTSYN_SHTIME_0(tmr_idx), 0);
/* PHY timers */
/* Fill Rx and Tx ports and send msg to PHY */
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- err = ice_ptp_prep_phy_time_eth56g(hw,
- (u32)(time & 0xFFFFFFFF));
- break;
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
err = ice_ptp_prep_phy_time_e810(hw, time & 0xFFFFFFFF);
break;
- case ICE_PHY_E82X:
+ case ICE_MAC_GENERIC:
err = ice_ptp_prep_phy_time_e82x(hw, time & 0xFFFFFFFF);
break;
+ case ICE_MAC_GENERIC_3K_E825:
+ err = ice_ptp_prep_phy_time_eth56g(hw,
+ (u32)(time & 0xFFFFFFFF));
+ break;
default:
err = -EOPNOTSUPP;
}
@@ -5826,20 +5877,26 @@ int ice_ptp_write_incval(struct ice_hw *hw, u64 incval)
tmr_idx = hw->func_caps.ts_func_info.tmr_index_owned;
+ /* For E830 we don't need to use shadow registers, its automatic */
+ if (hw->mac_type == ICE_MAC_E830) {
+ ice_ptp_write_direct_incval_e830(hw, incval);
+ return 0;
+ }
+
/* Shadow Adjust */
wr32(hw, GLTSYN_SHADJ_L(tmr_idx), lower_32_bits(incval));
wr32(hw, GLTSYN_SHADJ_H(tmr_idx), upper_32_bits(incval));
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- err = ice_ptp_prep_phy_incval_eth56g(hw, incval);
- break;
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
err = ice_ptp_prep_phy_incval_e810(hw, incval);
break;
- case ICE_PHY_E82X:
+ case ICE_MAC_GENERIC:
err = ice_ptp_prep_phy_incval_e82x(hw, incval);
break;
+ case ICE_MAC_GENERIC_3K_E825:
+ err = ice_ptp_prep_phy_incval_eth56g(hw, incval);
+ break;
default:
err = -EOPNOTSUPP;
}
@@ -5899,16 +5956,19 @@ int ice_ptp_adj_clock(struct ice_hw *hw, s32 adj)
wr32(hw, GLTSYN_SHADJ_L(tmr_idx), 0);
wr32(hw, GLTSYN_SHADJ_H(tmr_idx), adj);
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- err = ice_ptp_prep_phy_adj_eth56g(hw, adj);
- break;
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
err = ice_ptp_prep_phy_adj_e810(hw, adj);
break;
- case ICE_PHY_E82X:
+ case ICE_MAC_E830:
+ /* E830 sync PHYs automatically after setting GLTSYN_SHADJ */
+ return 0;
+ case ICE_MAC_GENERIC:
err = ice_ptp_prep_phy_adj_e82x(hw, adj);
break;
+ case ICE_MAC_GENERIC_3K_E825:
+ err = ice_ptp_prep_phy_adj_eth56g(hw, adj);
+ break;
default:
err = -EOPNOTSUPP;
}
@@ -5932,13 +5992,16 @@ int ice_ptp_adj_clock(struct ice_hw *hw, s32 adj)
*/
int ice_read_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx, u64 *tstamp)
{
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- return ice_read_ptp_tstamp_eth56g(hw, block, idx, tstamp);
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
return ice_read_phy_tstamp_e810(hw, block, idx, tstamp);
- case ICE_PHY_E82X:
+ case ICE_MAC_E830:
+ ice_read_phy_tstamp_e830(hw, idx, tstamp);
+ return 0;
+ case ICE_MAC_GENERIC:
return ice_read_phy_tstamp_e82x(hw, block, idx, tstamp);
+ case ICE_MAC_GENERIC_3K_E825:
+ return ice_read_ptp_tstamp_eth56g(hw, block, idx, tstamp);
default:
return -EOPNOTSUPP;
}
@@ -5962,13 +6025,13 @@ int ice_read_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx, u64 *tstamp)
*/
int ice_clear_phy_tstamp(struct ice_hw *hw, u8 block, u8 idx)
{
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- return ice_clear_ptp_tstamp_eth56g(hw, block, idx);
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
return ice_clear_phy_tstamp_e810(hw, block, idx);
- case ICE_PHY_E82X:
+ case ICE_MAC_GENERIC:
return ice_clear_phy_tstamp_e82x(hw, block, idx);
+ case ICE_MAC_GENERIC_3K_E825:
+ return ice_clear_ptp_tstamp_eth56g(hw, block, idx);
default:
return -EOPNOTSUPP;
}
@@ -6025,14 +6088,14 @@ static int ice_get_pf_c827_idx(struct ice_hw *hw, u8 *idx)
*/
void ice_ptp_reset_ts_memory(struct ice_hw *hw)
{
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- ice_ptp_reset_ts_memory_eth56g(hw);
- break;
- case ICE_PHY_E82X:
+ switch (hw->mac_type) {
+ case ICE_MAC_GENERIC:
ice_ptp_reset_ts_memory_e82x(hw);
break;
- case ICE_PHY_E810:
+ case ICE_MAC_GENERIC_3K_E825:
+ ice_ptp_reset_ts_memory_eth56g(hw);
+ break;
+ case ICE_MAC_E810:
default:
return;
}
@@ -6054,13 +6117,16 @@ int ice_ptp_init_phc(struct ice_hw *hw)
/* Clear event err indications for auxiliary pins */
(void)rd32(hw, GLTSYN_STAT(src_idx));
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- return ice_ptp_init_phc_eth56g(hw);
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
return ice_ptp_init_phc_e810(hw);
- case ICE_PHY_E82X:
+ case ICE_MAC_E830:
+ ice_ptp_init_phc_e830(hw);
+ return 0;
+ case ICE_MAC_GENERIC:
return ice_ptp_init_phc_e82x(hw);
+ case ICE_MAC_GENERIC_3K_E825:
+ return ice_ptp_init_phc_e825(hw);
default:
return -EOPNOTSUPP;
}
@@ -6079,17 +6145,19 @@ int ice_ptp_init_phc(struct ice_hw *hw)
*/
int ice_get_phy_tx_tstamp_ready(struct ice_hw *hw, u8 block, u64 *tstamp_ready)
{
- switch (ice_get_phy_model(hw)) {
- case ICE_PHY_ETH56G:
- return ice_get_phy_tx_tstamp_ready_eth56g(hw, block,
- tstamp_ready);
- case ICE_PHY_E810:
+ switch (hw->mac_type) {
+ case ICE_MAC_E810:
return ice_get_phy_tx_tstamp_ready_e810(hw, block,
tstamp_ready);
- case ICE_PHY_E82X:
+ case ICE_MAC_E830:
+ ice_get_phy_tx_tstamp_ready_e830(hw, block, tstamp_ready);
+ return 0;
+ case ICE_MAC_GENERIC:
return ice_get_phy_tx_tstamp_ready_e82x(hw, block,
tstamp_ready);
- break;
+ case ICE_MAC_GENERIC_3K_E825:
+ return ice_get_phy_tx_tstamp_ready_eth56g(hw, block,
+ tstamp_ready);
default:
return -EOPNOTSUPP;
}