From 8eb4fef11b5420020518486ef0305aada0a02467 Mon Sep 17 00:00:00 2001 From: Marek Vasut Date: Sun, 15 Mar 2020 17:25:27 +0100 Subject: [PATCH] net: smc911x: Split non-DM specific bits from common code Split network handling functions into non-DM specific parts and common code in preparation for conversion to DM. Signed-off-by: Marek Vasut Cc: Joe Hershberger Cc: Masahiro Yamada Acked-by: Joe Hershberger --- drivers/net/smc911x.c | 57 ++++++++++++++++++++++++++++++++----------- 1 file changed, 43 insertions(+), 14 deletions(-) diff --git a/drivers/net/smc911x.c b/drivers/net/smc911x.c index 2d1a9e0f5a..95f955f6d8 100644 --- a/drivers/net/smc911x.c +++ b/drivers/net/smc911x.c @@ -277,9 +277,8 @@ static void smc911x_enable(struct smc911x_priv *priv) MAC_CR_HBDIS); } -static int smc911x_init(struct eth_device *dev, bd_t * bd) +static int smc911x_init_common(struct smc911x_priv *priv) { - struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); const struct chip_id *id = priv->chipid; printf(DRIVERNAME ": detected %s controller\n", id->name); @@ -297,9 +296,9 @@ static int smc911x_init(struct eth_device *dev, bd_t * bd) return 0; } -static int smc911x_send(struct eth_device *dev, void *packet, int length) +static int smc911x_send_common(struct smc911x_priv *priv, + void *packet, int length) { - struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); u32 *data = (u32*)packet; u32 tmplen; u32 status; @@ -337,18 +336,14 @@ static int smc911x_send(struct eth_device *dev, void *packet, int length) return -1; } -static void smc911x_halt(struct eth_device *dev) +static void smc911x_halt_common(struct smc911x_priv *priv) { - struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); - smc911x_reset(priv); smc911x_handle_mac_address(priv); } -static int smc911x_recv(struct eth_device *dev) +static int smc911x_recv_common(struct smc911x_priv *priv, u32 *data) { - struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); - u32 *data = (u32 *)net_rx_packets[0]; u32 pktlen, tmplen; u32 status; @@ -365,14 +360,14 @@ static int smc911x_recv(struct eth_device *dev) while (tmplen--) *data++ = smc911x_reg_read(priv, RX_DATA_FIFO); - if (status & RX_STS_ES) + if (status & RX_STS_ES) { printf(DRIVERNAME ": dropped bad packet. Status: 0x%08x\n", status); - else - net_process_received_packet(net_rx_packets[0], pktlen); + return 0; + } - return 0; + return pktlen; } #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) @@ -435,6 +430,40 @@ static int smc911x_initialize_mii(struct smc911x_priv *priv) } #endif +static int smc911x_init(struct eth_device *dev, bd_t *bd) +{ + struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); + + return smc911x_init_common(priv); +} + +static void smc911x_halt(struct eth_device *dev) +{ + struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); + + smc911x_halt_common(priv); +} + +static int smc911x_send(struct eth_device *dev, void *packet, int length) +{ + struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); + + return smc911x_send_common(priv, packet, length); +} + +static int smc911x_recv(struct eth_device *dev) +{ + struct smc911x_priv *priv = container_of(dev, struct smc911x_priv, dev); + u32 *data = (u32 *)net_rx_packets[0]; + int ret; + + ret = smc911x_recv_common(priv, data); + if (ret) + net_process_received_packet(net_rx_packets[0], ret); + + return ret; +} + int smc911x_initialize(u8 dev_num, int base_addr) { unsigned long addrl, addrh; -- 2.25.1