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authorBen Collins <bcollins@ubuntu.com>2006-06-12 18:15:31 -0400
committerBen Collins <bcollins@ubuntu.com>2006-06-12 18:15:31 -0400
commit6737231ead125c7cee7ce4d3a74179bdac085529 (patch)
treef0c996c8c48d07398c47ada5a2dacdcbf0800770 /drivers/ieee1394/eth1394.c
parente269d276792684a13ab0d9acd8c024ec7d6c5f4d (diff)
ieee1394: add preprocessor constant for invalid csr address
Replace occurrences of the magic value ~(u64)0 for invalid CSR address spaces by a named constant for better readability. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Signed-off-by: Ben Collins <bcollins@ubuntu.com>
Diffstat (limited to 'drivers/ieee1394/eth1394.c')
-rw-r--r--drivers/ieee1394/eth1394.c16
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c
index 3ec3b13e491..cf80fed6163 100644
--- a/drivers/ieee1394/eth1394.c
+++ b/drivers/ieee1394/eth1394.c
@@ -367,7 +367,7 @@ static int eth1394_probe(struct device *dev)
spin_lock_init(&node_info->pdg.lock);
INIT_LIST_HEAD(&node_info->pdg.list);
node_info->pdg.sz = 0;
- node_info->fifo = ETHER1394_INVALID_ADDR;
+ node_info->fifo = CSR1212_INVALID_ADDR_SPACE;
ud->device.driver_data = node_info;
new_node->ud = ud;
@@ -566,13 +566,11 @@ static void ether1394_add_host (struct hpsb_host *host)
if (!(host->config_roms & HPSB_CONFIG_ROM_ENTRY_IP1394))
return;
- fifo_addr = hpsb_allocate_and_register_addrspace(&eth1394_highlevel,
- host,
- &addr_ops,
- ETHER1394_REGION_ADDR_LEN,
- ETHER1394_REGION_ADDR_LEN,
- -1, -1);
- if (fifo_addr == ~0ULL)
+ fifo_addr = hpsb_allocate_and_register_addrspace(
+ &eth1394_highlevel, host, &addr_ops,
+ ETHER1394_REGION_ADDR_LEN, ETHER1394_REGION_ADDR_LEN,
+ CSR1212_INVALID_ADDR_SPACE, CSR1212_INVALID_ADDR_SPACE);
+ if (fifo_addr == CSR1212_INVALID_ADDR_SPACE)
goto out;
/* We should really have our own alloc_hpsbdev() function in
@@ -1686,7 +1684,7 @@ static int ether1394_tx (struct sk_buff *skb, struct net_device *dev)
goto fail;
}
node_info = (struct eth1394_node_info*)node->ud->device.driver_data;
- if (node_info->fifo == ETHER1394_INVALID_ADDR) {
+ if (node_info->fifo == CSR1212_INVALID_ADDR_SPACE) {
ret = -EAGAIN;
goto fail;
}