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authorShalom Toledo <shalomt@mellanox.com>2018-12-03 07:59:01 +0000
committerDavid S. Miller <davem@davemloft.net>2018-12-03 13:55:43 -0800
commit03bffcad491fa824eba21b68e4ed710f9eca49d8 (patch)
tree0b30633254958e05fee1d0962e8e33bd6cb1eb7c /drivers/net/ethernet/mellanox/mlxsw/pci.c
parent846e980a87fc30075517d6d979548294d5461bdb (diff)
mlxsw: core: Reset firmware after flash during driver initialization
After flashing new firmware during the driver initialization flow (reload or not), the driver should do a firmware reset when it gets -EAGAIN in order to load the new one. Signed-off-by: Shalom Toledo <shalomt@mellanox.com> Reviewed-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/pci.c')
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/pci.c11
1 files changed, 1 insertions, 10 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci.c b/drivers/net/ethernet/mellanox/mlxsw/pci.c
index 5890fdfd62c3..66b8098c6fd2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci.c
@@ -1720,7 +1720,6 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
{
const char *driver_name = pdev->driver->name;
struct mlxsw_pci *mlxsw_pci;
- bool called_again = false;
int err;
mlxsw_pci = kzalloc(sizeof(*mlxsw_pci), GFP_KERNEL);
@@ -1777,18 +1776,10 @@ static int mlxsw_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
mlxsw_pci->bus_info.dev = &pdev->dev;
mlxsw_pci->id = id;
-again:
err = mlxsw_core_bus_device_register(&mlxsw_pci->bus_info,
&mlxsw_pci_bus, mlxsw_pci, false,
NULL);
- /* -EAGAIN is returned in case the FW was updated. FW needs
- * a reset, so lets try to call mlxsw_core_bus_device_register()
- * again.
- */
- if (err == -EAGAIN && !called_again) {
- called_again = true;
- goto again;
- } else if (err) {
+ if (err) {
dev_err(&pdev->dev, "cannot register bus device\n");
goto err_bus_device_register;
}