From: Edward Cree <ecree@solarflare.com>
Date: Mon, 27 Jul 2020 13:04:57 +0100
Subject: sfc_ef100: actually perform resets
Patch-mainline: v5.9-rc1
Git-commit: 4e5675bbabd69f1f30feef56f670527f3330b6df
References: jsc#SLE-16683

In ef100_reset(), make the MCDI call to do the reset.
Also, do a reset at start-of-day during probe, to put the function in
 a clean state.

Signed-off-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/sfc/ef100_nic.c |    9 +++++++++
 1 file changed, 9 insertions(+)

--- a/drivers/net/ethernet/sfc/ef100_nic.c
+++ b/drivers/net/ethernet/sfc/ef100_nic.c
@@ -332,6 +332,10 @@ static int ef100_reset(struct efx_nic *e
 		__clear_bit(reset_type, &efx->reset_pending);
 		rc = dev_open(efx->net_dev, NULL);
 	} else if (reset_type == RESET_TYPE_ALL) {
+		rc = efx_mcdi_reset(efx, reset_type);
+		if (rc)
+			return rc;
+
 		netif_device_attach(efx->net_dev);
 
 		rc = dev_open(efx->net_dev, NULL);
@@ -466,6 +470,11 @@ static int ef100_probe_main(struct efx_n
 	}
 	if (rc)
 		goto fail;
+	/* Reset (most) configuration for this function */
+	rc = efx_mcdi_reset(efx, RESET_TYPE_ALL);
+	if (rc)
+		goto fail;
+
 	rc = efx_ef100_init_datapath_caps(efx);
 	if (rc < 0)
 		goto fail;