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net: dc2114x: Clean up dc21x4x_recv()

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Clean up the driver recv code to bring it up to standards with
U-Boot coding style. No functional change.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Marek Vasut 2020-04-19 03:10:25 +02:00 committed by marex
parent 7c53e3364e
commit 9308df81a2
1 changed files with 18 additions and 24 deletions
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42
drivers/net/dc2114x.c
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@ -346,46 +346,40 @@ done:
return status;
}
static int dc21x4x_recv(struct eth_device* dev)
static int dc21x4x_recv(struct eth_device *dev)
{
s32 status;
int length = 0;
int length = 0;
u32 status;
for ( ; ; ) {
status = (s32)le32_to_cpu(rx_ring[rx_new].status);
while (true) {
status = le32_to_cpu(rx_ring[rx_new].status);
if (status & R_OWN) {
if (status & R_OWN)
break;
}
if (status & RD_LS) {
/* Valid frame status.
*/
/* Valid frame status. */
if (status & RD_ES) {
/* There was an error.
*/
/* There was an error. */
printf("RX error status = 0x%08X\n", status);
} else {
/* A valid frame received.
*/
length = (le32_to_cpu(rx_ring[rx_new].status) >> 16);
/* A valid frame received. */
length = (le32_to_cpu(rx_ring[rx_new].status)
>> 16);
/* Pass the packet up to the protocol
* layers.
*/
net_process_received_packet(
net_rx_packets[rx_new], length - 4);
/* Pass the packet up to the protocol layers */
net_process_received_packet
(net_rx_packets[rx_new], length - 4);
}
/* Change buffer ownership for this frame, back
* to the adapter.
/*
* Change buffer ownership for this frame,
* back to the adapter.
*/
rx_ring[rx_new].status = cpu_to_le32(R_OWN);
}
/* Update entry information.
*/
/* Update entry information. */
rx_new = (rx_new + 1) % rxRingSize;
}