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net: fec_mxc: remove useless struct nbuf

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This locally defined struct is actually only used once
and as an opaque type. Remove it for clarity.

Signed-off-by: Albert ARIBAUD (3ADEV) <albert.aribaud@3adev.fr>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Albert ARIBAUD \(3ADEV\) 2015-06-19 14:18:27 +02:00 committed by Stefano Babic
parent 29067abfaf
commit b189584bbb
1 changed files with 5 additions and 15 deletions
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20
drivers/net/fec_mxc.c
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@ -67,13 +67,6 @@ DECLARE_GLOBAL_DATA_PTR;
#undef DEBUG
struct nbuf {
uint8_t data[1500]; /**< actual data */
int length; /**< actual length */
int used; /**< buffer in use or not */
uint8_t head[16]; /**< MAC header(6 + 6 + 2) + 2(aligned) */
};
#ifdef CONFIG_FEC_MXC_SWAP_PACKET
static void swap_packet(uint32_t *packet, int length)
{
@ -775,7 +768,6 @@ static int fec_recv(struct eth_device *dev)
struct fec_bd *rbd = &fec->rbd_base[fec->rbd_index];
unsigned long ievent;
int frame_length, len = 0;
struct nbuf *frame;
uint16_t bd_status;
uint32_t addr, size, end;
int i;
@ -835,12 +827,11 @@ static int fec_recv(struct eth_device *dev)
/*
* Get buffer address and size
*/
frame = (struct nbuf *)readl(&rbd->data_pointer);
addr = readl(&rbd->data_pointer);
frame_length = readw(&rbd->data_length) - 4;
/*
* Invalidate data cache over the buffer
*/
addr = (uint32_t)frame;
end = roundup(addr + frame_length, ARCH_DMA_MINALIGN);
addr &= ~(ARCH_DMA_MINALIGN - 1);
invalidate_dcache_range(addr, end);
@ -849,16 +840,15 @@ static int fec_recv(struct eth_device *dev)
* Fill the buffer and pass it to upper layers
*/
#ifdef CONFIG_FEC_MXC_SWAP_PACKET
swap_packet((uint32_t *)frame->data, frame_length);
swap_packet((uint32_t *)addr, frame_length);
#endif
memcpy(buff, frame->data, frame_length);
memcpy(buff, (char *)addr, frame_length);
net_process_received_packet(buff, frame_length);
len = frame_length;
} else {
if (bd_status & FEC_RBD_ERR)
printf("error frame: 0x%08lx 0x%08x\n",
(ulong)rbd->data_pointer,
bd_status);
printf("error frame: 0x%08x 0x%08x\n",
addr, bd_status);
}
/*