diff options
| author | Dean Nelson <dcn@sgi.com> | 2008-07-30 07:34:05 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-30 18:41:49 +0200 |
| commit | 908787db9b95f548270af18d83d62b9d2020ca10 (patch) | |
| tree | 7fd4837accae2af478af95618357f106d04c265e /drivers/misc/sgi-xp/xpnet.c | |
| parent | sgi-xp: support runtime selection of xp_max_npartitions (diff) | |
| download | linux-908787db9b95f548270af18d83d62b9d2020ca10.tar.xz linux-908787db9b95f548270af18d83d62b9d2020ca10.zip | |
sgi-xp: create a common xp_remote_memcpy() function
Create a common remote memcpy function that maps to what the hardware
booted supports.
Signed-off-by: Dean Nelson <dcn@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/misc/sgi-xp/xpnet.c')
| -rw-r--r-- | drivers/misc/sgi-xp/xpnet.c | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/drivers/misc/sgi-xp/xpnet.c b/drivers/misc/sgi-xp/xpnet.c index cc252f201b25..9c540eb1847d 100644 --- a/drivers/misc/sgi-xp/xpnet.c +++ b/drivers/misc/sgi-xp/xpnet.c @@ -32,7 +32,6 @@ #include <linux/mii.h> #include <linux/smp.h> #include <linux/string.h> -#include <asm/sn/bte.h> #include <asm/sn/io.h> #include <asm/sn/sn_sal.h> #include <asm/atomic.h> @@ -169,7 +168,7 @@ static void xpnet_receive(short partid, int channel, struct xpnet_message *msg) { struct sk_buff *skb; - bte_result_t bret; + enum xp_retval ret; struct xpnet_dev_private *priv = (struct xpnet_dev_private *)xpnet_device->priv; @@ -201,7 +200,7 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg) /* * The allocated skb has some reserved space. - * In order to use bte_copy, we need to get the + * In order to use xp_remote_memcpy(), we need to get the * skb->data pointer moved forward. */ skb_reserve(skb, (L1_CACHE_BYTES - ((u64)skb->data & @@ -227,25 +226,24 @@ xpnet_receive(short partid, int channel, struct xpnet_message *msg) (size_t)msg->embedded_bytes); } else { dev_dbg(xpnet, "transferring buffer to the skb->data area;\n\t" - "bte_copy(0x%p, 0x%p, %hu)\n", (void *)msg->buf_pa, - (void *)__pa((u64)skb->data & ~(L1_CACHE_BYTES - 1)), - msg->size); + "xp_remote_memcpy(0x%p, 0x%p, %hu)\n", (void *) + ((u64)skb->data & ~(L1_CACHE_BYTES - 1)), + (void *)msg->buf_pa, msg->size); - bret = bte_copy(msg->buf_pa, - __pa((u64)skb->data & ~(L1_CACHE_BYTES - 1)), - msg->size, (BTE_NOTIFY | BTE_WACQUIRE), NULL); + ret = xp_remote_memcpy((void *)((u64)skb->data & + ~(L1_CACHE_BYTES - 1)), + (void *)msg->buf_pa, msg->size); - if (bret != BTE_SUCCESS) { + if (ret != xpSuccess) { /* * >>> Need better way of cleaning skb. Currently skb * >>> appears in_use and we can't just call * >>> dev_kfree_skb. */ - dev_err(xpnet, "bte_copy(0x%p, 0x%p, 0x%hx) returned " - "error=0x%x\n", (void *)msg->buf_pa, - (void *)__pa((u64)skb->data & - ~(L1_CACHE_BYTES - 1)), - msg->size, bret); + dev_err(xpnet, "xp_remote_memcpy(0x%p, 0x%p, 0x%hx) " + "returned error=0x%x\n", (void *) + ((u64)skb->data & ~(L1_CACHE_BYTES - 1)), + (void *)msg->buf_pa, msg->size, ret); xpc_received(partid, channel, (void *)msg); |