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net: smc911x: Split non-DM specific bits from common code

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Split network handling functions into non-DM specific parts and
common code in preparation for conversion to DM.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Marek Vasut 2020-03-15 17:25:27 +01:00 committed by marex
parent b11c8bbfaf
commit 8eb4fef11b
1 changed files with 43 additions and 14 deletions
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57
drivers/net/smc911x.c
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@ -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;