diff options
| author | Edward Cree <ecree@solarflare.com> | 2020-08-03 21:37:50 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-08-03 18:22:55 -0700 |
| commit | 43c3df0d56474dd27e1f2a1ca70e9060d341e695 (patch) | |
| tree | c31cd0759fa4f90506f5a60746eb2ecf03df3b5f /drivers/net/ethernet | |
| parent | b593b6f1b4921700c00394d35e098259e3d04913 (diff) | |
sfc_ef100: functions for selftests
Self-tests for event and interrupt reception and NVRAM.
Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
| -rw-r--r-- | drivers/net/ethernet/sfc/ef100_nic.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/ef100_nic.c b/drivers/net/ethernet/sfc/ef100_nic.c index c81da0b2f0c1..90fc44052abf 100644 --- a/drivers/net/ethernet/sfc/ef100_nic.c +++ b/drivers/net/ethernet/sfc/ef100_nic.c @@ -632,6 +632,50 @@ static int efx_ef100_get_phys_port_id(struct efx_nic *efx, return 0; } +static int efx_ef100_irq_test_generate(struct efx_nic *efx) +{ + MCDI_DECLARE_BUF(inbuf, MC_CMD_TRIGGER_INTERRUPT_IN_LEN); + + BUILD_BUG_ON(MC_CMD_TRIGGER_INTERRUPT_OUT_LEN != 0); + + MCDI_SET_DWORD(inbuf, TRIGGER_INTERRUPT_IN_INTR_LEVEL, efx->irq_level); + return efx_mcdi_rpc_quiet(efx, MC_CMD_TRIGGER_INTERRUPT, + inbuf, sizeof(inbuf), NULL, 0, NULL); +} + +#define EFX_EF100_TEST 1 + +static void efx_ef100_ev_test_generate(struct efx_channel *channel) +{ + MCDI_DECLARE_BUF(inbuf, MC_CMD_DRIVER_EVENT_IN_LEN); + struct efx_nic *efx = channel->efx; + efx_qword_t event; + int rc; + + EFX_POPULATE_QWORD_2(event, + ESF_GZ_E_TYPE, ESE_GZ_EF100_EV_DRIVER, + ESF_GZ_DRIVER_DATA, EFX_EF100_TEST); + + MCDI_SET_DWORD(inbuf, DRIVER_EVENT_IN_EVQ, channel->channel); + + /* MCDI_SET_QWORD is not appropriate here since EFX_POPULATE_* has + * already swapped the data to little-endian order. + */ + memcpy(MCDI_PTR(inbuf, DRIVER_EVENT_IN_DATA), &event.u64[0], + sizeof(efx_qword_t)); + + rc = efx_mcdi_rpc(efx, MC_CMD_DRIVER_EVENT, inbuf, sizeof(inbuf), + NULL, 0, NULL); + if (rc && (rc != -ENETDOWN)) + goto fail; + + return; + +fail: + WARN_ON(true); + netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n", __func__, rc); +} + static unsigned int ef100_check_caps(const struct efx_nic *efx, u8 flag, u32 offset) { @@ -668,6 +712,7 @@ const struct efx_nic_type ef100_pf_nic_type = { .mcdi_poll_reboot = ef100_mcdi_poll_reboot, .mcdi_reboot_detected = ef100_mcdi_reboot_detected, .irq_enable_master = efx_port_dummy_op_void, + .irq_test_generate = efx_ef100_irq_test_generate, .irq_disable_non_ev = efx_port_dummy_op_void, .push_irq_moderation = efx_channel_dummy_op_void, .min_interrupt_mode = EFX_INT_MODE_MSIX, @@ -684,6 +729,7 @@ const struct efx_nic_type ef100_pf_nic_type = { .irq_handle_msi = ef100_msi_interrupt, .ev_process = ef100_ev_process, .ev_read_ack = ef100_ev_read_ack, + .ev_test_generate = efx_ef100_ev_test_generate, .tx_probe = ef100_tx_probe, .tx_init = ef100_tx_init, .tx_write = ef100_tx_write, @@ -722,6 +768,7 @@ const struct efx_nic_type ef100_pf_nic_type = { .rx_restore_rss_contexts = efx_mcdi_rx_restore_rss_contexts, .reconfigure_mac = ef100_reconfigure_mac, + .test_nvram = efx_new_mcdi_nvram_test_all, .describe_stats = ef100_describe_stats, .start_stats = efx_mcdi_mac_start_stats, .update_stats = ef100_update_stats, |