Re: [PATCH net-next] net: mvneta: Only disable mvneta_bm for 64-bits

From: David Miller
Date: Tue Nov 22 2016 - 11:18:19 EST


From: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>
Date: Tue, 22 Nov 2016 17:00:37 +0100

> Actually only the mvneta_bm support is not 64-bits compatible.
> The mvneta code itself can run on 64-bits architecture.
>
> Signed-off-by: Gregory CLEMENT <gregory.clement@xxxxxxxxxxxxxxxxxx>

No it cannot, it emits warnings because it casts pointers to and
from 32-bit integers.

I'm not applying this.

drivers/net/ethernet/marvell/mvneta.c: In function ʽmvneta_rx_refillʼ:
drivers/net/ethernet/marvell/mvneta.c:1802:42: warning: cast from pointer to integer of different size [-Wpointer-to-int-cast]
mvneta_rx_desc_fill(rx_desc, phys_addr, (u32)data);
^
drivers/net/ethernet/marvell/mvneta.c: In function ʽmvneta_rxq_drop_pktsʼ:
drivers/net/ethernet/marvell/mvneta.c:1864:16: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
void *data = (void *)rx_desc->buf_cookie;
^
drivers/net/ethernet/marvell/mvneta.c: In function ʽmvneta_rx_swbmʼ:
drivers/net/ethernet/marvell/mvneta.c:1902:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
data = (unsigned char *)rx_desc->buf_cookie;
^
drivers/net/ethernet/marvell/mvneta.c: In function ʽmvneta_rx_hwbmʼ:
drivers/net/ethernet/marvell/mvneta.c:2023:10: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast]
data = (unsigned char *)rx_desc->buf_cookie;
^