[PATCH v2 13/16] net/enetc: add support for VFs
From: <hidden>
Date: 2021-12-27 16:18:07
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Gagandeep Singh <redacted> Add virtual function support for enetc devices Signed-off-by: Gagandeep Singh <redacted> --- drivers/net/enetc/enetc_ethdev.c | 25 ++++++++++++++++++++----- 1 file changed, 20 insertions(+), 5 deletions(-)
diff --git a/drivers/net/enetc/enetc_ethdev.c b/drivers/net/enetc/enetc_ethdev.c
index 7cdb8ce463..1b4337bc48 100644
--- a/drivers/net/enetc/enetc_ethdev.c
+++ b/drivers/net/enetc/enetc_ethdev.c@@ -19,6 +19,9 @@ enetc_dev_start(struct rte_eth_dev *dev) uint32_t val; PMD_INIT_FUNC_TRACE(); + if (hw->device_id == ENETC_DEV_ID_VF) + return 0; + val = enetc_port_rd(enetc_hw, ENETC_PM0_CMD_CFG); enetc_port_wr(enetc_hw, ENETC_PM0_CMD_CFG, val | ENETC_PM0_TX_EN | ENETC_PM0_RX_EN);
@@ -55,6 +58,9 @@ enetc_dev_stop(struct rte_eth_dev *dev) PMD_INIT_FUNC_TRACE(); dev->data->dev_started = 0; + if (hw->device_id == ENETC_DEV_ID_VF) + return 0; + /* Disable port */ val = enetc_port_rd(enetc_hw, ENETC_PMR); enetc_port_wr(enetc_hw, ENETC_PMR, val & (~ENETC_PMR_EN));
@@ -160,11 +166,20 @@ enetc_hardware_init(struct enetc_eth_hw *hw) /* Enabling Station Interface */ enetc_wr(enetc_hw, ENETC_SIMR, ENETC_SIMR_EN); - *mac = (uint32_t)enetc_port_rd(enetc_hw, ENETC_PSIPMAR0(0)); - high_mac = (uint32_t)*mac; - mac++; - *mac = (uint16_t)enetc_port_rd(enetc_hw, ENETC_PSIPMAR1(0)); - low_mac = (uint16_t)*mac; + + if (hw->device_id == ENETC_DEV_ID_VF) { + *mac = (uint32_t)enetc_rd(enetc_hw, ENETC_SIPMAR0); + high_mac = (uint32_t)*mac; + mac++; + *mac = (uint32_t)enetc_rd(enetc_hw, ENETC_SIPMAR1); + low_mac = (uint16_t)*mac; + } else { + *mac = (uint32_t)enetc_port_rd(enetc_hw, ENETC_PSIPMAR0(0)); + high_mac = (uint32_t)*mac; + mac++; + *mac = (uint16_t)enetc_port_rd(enetc_hw, ENETC_PSIPMAR1(0)); + low_mac = (uint16_t)*mac; + } if ((high_mac | low_mac) == 0) { char *first_byte;
--
2.17.1