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From: Edward Cree <ecree@solarflare.com>
To: <linux-net-drivers@solarflare.com>, <davem@davemloft.net>
Cc: <netdev@vger.kernel.org>
Subject: [PATCH net-next 09/12] sfc_ef100: functions for selftests
Date: Thu, 30 Jul 2020 15:39:10 +0100	[thread overview]
Message-ID: <25ea3c4b-4cdf-c9aa-7886-1245810bd7fd@solarflare.com> (raw)
In-Reply-To: <abac4f27-7fac-2bd4-636b-4cfc401603ae@solarflare.com>

Self-tests for event and interrupt reception and NVRAM.

Signed-off-by: Edward Cree <ecree@solarflare.com>
---
 drivers/net/ethernet/sfc/ef100_nic.c | 47 ++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+)

diff --git a/drivers/net/ethernet/sfc/ef100_nic.c b/drivers/net/ethernet/sfc/ef100_nic.c
index 424a0a2065e4..5079f00c1b97 100644
--- a/drivers/net/ethernet/sfc/ef100_nic.c
+++ b/drivers/net/ethernet/sfc/ef100_nic.c
@@ -630,6 +630,50 @@ 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)
 {
@@ -666,6 +710,7 @@ 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,
@@ -682,6 +727,7 @@ 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,
@@ -718,6 +764,7 @@ 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,


  parent reply	other threads:[~2020-07-30 14:39 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-30 14:31 [PATCH net-next 00/12] sfc: driver for EF100 family NICs, part 2 Edward Cree
2020-07-30 14:33 ` [PATCH net-next 01/12] sfc_ef100: check firmware version at start-of-day Edward Cree
2020-07-30 14:34 ` [PATCH net-next 02/12] sfc_ef100: fail the probe if NIC uses unsol_ev credits Edward Cree
2020-07-30 14:35 ` [PATCH net-next 03/12] sfc_ef100: read Design Parameters at probe time Edward Cree
2020-07-30 14:36 ` [PATCH net-next 04/12] sfc_ef100: TX path for EF100 NICs Edward Cree
2020-07-30 14:36 ` [PATCH net-next 05/12] sfc_ef100: RX filter table management and related gubbins Edward Cree
2020-07-30 17:42   ` kernel test robot
2020-07-30 17:42     ` kernel test robot
2020-07-30 14:37 ` [PATCH net-next 06/12] sfc_ef100: RX path for EF100 Edward Cree
2020-07-30 14:38 ` [PATCH net-next 07/12] sfc_ef100: plumb in fini_dmaq Edward Cree
2020-07-30 14:38 ` [PATCH net-next 08/12] sfc_ef100: statistics gathering Edward Cree
2020-07-30 19:25   ` kernel test robot
2020-07-30 19:25     ` kernel test robot
2020-07-30 14:39 ` Edward Cree [this message]
2020-07-30 14:39 ` [PATCH net-next 10/12] sfc_ef100: add ethtool ops and miscellaneous ndos Edward Cree
2020-07-30 14:40 ` [PATCH net-next 11/12] sfc_ef100: read pf_index at probe time Edward Cree
2020-07-30 14:40 ` [PATCH net-next 12/12] sfc_ef100: add nic-type for VFs, and bind to them Edward Cree
2020-07-30 18:10 ` [PATCH net-next 00/12] sfc: driver for EF100 family NICs, part 2 Edward Cree

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