There is no reason to invalidate a TX descriptor before we are setting it up, as we will only write to a field.
Remove the not needed invalidate_dcache_range() call.
Signed-off-by: Andre Przywara andre.przywara@arm.com --- drivers/net/sun8i_emac.c | 3 --- 1 file changed, 3 deletions(-)
diff --git a/drivers/net/sun8i_emac.c b/drivers/net/sun8i_emac.c index 38c56bde70..b704ec47a3 100644 --- a/drivers/net/sun8i_emac.c +++ b/drivers/net/sun8i_emac.c @@ -624,9 +624,6 @@ static int sun8i_emac_eth_send(struct udevice *dev, void *packet, int length) uintptr_t data_end = data_start + roundup(length, ARCH_DMA_MINALIGN);
- /* Invalidate entire buffer descriptor */ - invalidate_dcache_range(desc_start, desc_end); - desc_p->ctl_size = length | EMAC_DESC_CHAIN_SECOND;
memcpy((void *)data_start, packet, length);