From 48435bc3b330b84eed095174d214c48df6124ac8 Mon Sep 17 00:00:00 2001 From: Jose Abreu Date: Fri, 24 May 2019 10:20:09 +0200 Subject: [PATCH] net: stmmac: Add MAC loopback callback to HWIF In preparation for the addition of selftests support for stmmac we add a new callback to HWIF that can be used to set the controller in loopback mode. Signed-off-by: Jose Abreu Cc: Joao Pinto Cc: David S. Miller Cc: Giuseppe Cavallaro Cc: Alexandre Torgue Cc: Corentin Labbe Signed-off-by: David S. Miller --- drivers/net/ethernet/stmicro/stmmac/hwif.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/hwif.h b/drivers/net/ethernet/stmicro/stmmac/hwif.h index 5bb0023..9a000dc 100644 --- a/drivers/net/ethernet/stmicro/stmmac/hwif.h +++ b/drivers/net/ethernet/stmicro/stmmac/hwif.h @@ -324,6 +324,8 @@ struct stmmac_ops { int (*flex_pps_config)(void __iomem *ioaddr, int index, struct stmmac_pps_cfg *cfg, bool enable, u32 sub_second_inc, u32 systime_flags); + /* Loopback for selftests */ + void (*set_mac_loopback)(void __iomem *ioaddr, bool enable); }; #define stmmac_core_init(__priv, __args...) \ @@ -392,6 +394,8 @@ struct stmmac_ops { stmmac_do_callback(__priv, mac, rxp_config, __args) #define stmmac_flex_pps_config(__priv, __args...) \ stmmac_do_callback(__priv, mac, flex_pps_config, __args) +#define stmmac_set_mac_loopback(__priv, __args...) \ + stmmac_do_void_callback(__priv, mac, set_mac_loopback, __args) /* PTP and HW Timer helpers */ struct stmmac_hwtimestamp { -- 2.7.4