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sfc_ef100: functions for selftests

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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>
This commit is contained in:
Edward Cree 2020-08-03 21:37:50 +01:00 committed by David S. Miller
parent b593b6f1b4
commit 43c3df0d56
1 changed files with 47 additions and 0 deletions
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47
drivers/net/ethernet/sfc/ef100_nic.c
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@ -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,