From a48acad789ff33d90e079311ed0323e5e5fc5cbd Mon Sep 17 00:00:00 2001 From: Miquel Raynal Date: Thu, 24 Nov 2022 12:15:55 +0100 Subject: net: marvell: prestera: Avoid unnecessary DT lookups This driver fist makes an expensive DT lookup to retrieve its DT node (this is a PCI driver) in order to later search for the base-mac-provider property. This property has no reality upstream and this code should not have been accepted like this in the first place. Instead, there is a proper nvmem interface that should be used. Let's avoid these extra lookups and rely on the nvmem internal logic. Signed-off-by: Miquel Raynal Signed-off-by: Paolo Abeni --- drivers/net/ethernet/marvell/prestera/prestera_main.c | 15 ++++----------- 1 file changed, 4 insertions(+), 11 deletions(-) (limited to 'drivers/net/ethernet/marvell/prestera') diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c index f8deaee84398..8343f203ff23 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_main.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c @@ -858,17 +858,10 @@ static void prestera_event_handlers_unregister(struct prestera_switch *sw) static int prestera_switch_set_base_mac_addr(struct prestera_switch *sw) { - struct device_node *base_mac_np; - int ret = 0; - - if (sw->np) { - base_mac_np = of_parse_phandle(sw->np, "base-mac-provider", 0); - if (base_mac_np) { - ret = of_get_mac_address(base_mac_np, sw->base_mac); - of_node_put(base_mac_np); - } - } + int ret; + if (sw->np) + ret = of_get_mac_address(sw->np, sw->base_mac); if (!is_valid_ether_addr(sw->base_mac) || ret) { eth_random_addr(sw->base_mac); dev_info(prestera_dev(sw), "using random base mac address\n"); @@ -1372,7 +1365,7 @@ static int prestera_switch_init(struct prestera_switch *sw) { int err; - sw->np = of_find_compatible_node(NULL, NULL, "marvell,prestera"); + sw->np = sw->dev->dev->of_node; err = prestera_hw_switch_init(sw); if (err) { -- cgit