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net: pcnet: Move private data allocation to initialize

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The private data allocation does not have to be done every time the
NIC is initialized at run time, move the allocation to initialize
function, which means it will be done only once when the driver
starts.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
Cc: Joe Hershberger <joe.hershberger@ni.com>
This commit is contained in:
Marek Vasut 2020-05-17 18:24:16 +02:00 committed by Daniel Schwierzeck
parent 0e11d79a53
commit ada6a2cea5
1 changed files with 14 additions and 13 deletions
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27
drivers/net/pcnet.c
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@ -189,6 +189,20 @@ int pcnet_initialize(bd_t *bis)
printf("pcnet: Can not allocate memory\n");
break;
}
/*
* We only maintain one structure because the drivers will
* never be used concurrently. In 32bit mode the RX and TX
* ring entries must be aligned on 16-byte boundaries.
*/
if (!lp) {
lp = malloc_cache_aligned(sizeof(*lp));
lp->uc = map_physmem((phys_addr_t)&lp->ucp,
sizeof(lp->ucp), MAP_NOCACHE);
flush_dcache_range((unsigned long)lp,
(unsigned long)lp + sizeof(*lp));
}
dev->priv = (void *)(unsigned long)devbusfn;
sprintf(dev->name, "pcnet#%d", dev_nr);
@ -330,19 +344,6 @@ static int pcnet_init(struct eth_device *dev, bd_t *bis)
val |= 0x3 << 10;
pcnet_write_csr(dev, 80, val);
/*
* We only maintain one structure because the drivers will never
* be used concurrently. In 32bit mode the RX and TX ring entries
* must be aligned on 16-byte boundaries.
*/
if (lp == NULL) {
lp = malloc_cache_aligned(sizeof(*lp));
lp->uc = map_physmem((phys_addr_t)&lp->ucp,
sizeof(lp->ucp), MAP_NOCACHE);
flush_dcache_range((unsigned long)lp,
(unsigned long)lp + sizeof(*lp));
}
uc = lp->uc;
uc->init_block.mode = cpu_to_le16(0x0000);