diff options
author | Scott Feldman <scofeldm@cisco.com> | 2009-12-23 08:27:48 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2009-12-24 00:03:41 -0500 |
commit | bd2496229e702b2eb50eab5589858a3cdb7847b2 (patch) | |
tree | 68f8abacc713ec25d7ad2ef345b64ab9f3b4b408 /drivers/net/enic | |
parent | 9959a18556c73ebf2936b8df183ea7b41f38d933 (diff) |
enic: Bug fix: align desc ring sizes to 32 descs
Previous driver was aligning ring sizes to 16 descs, but hardware actually
wants desc ring sizes to be aligned to 32 descs.
Signed-off-by: Vasanthy Kolluri <vkolluri@cisco.com>
Signed-off-by: Scott Feldman <scofeldm@cisco.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/enic')
-rw-r--r-- | drivers/net/enic/enic_res.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/enic/enic_res.c b/drivers/net/enic/enic_res.c index 32111144efc9..a605da1475c6 100644 --- a/drivers/net/enic/enic_res.c +++ b/drivers/net/enic/enic_res.c | |||
@@ -74,13 +74,13 @@ int enic_get_vnic_config(struct enic *enic) | |||
74 | min_t(u32, ENIC_MAX_WQ_DESCS, | 74 | min_t(u32, ENIC_MAX_WQ_DESCS, |
75 | max_t(u32, ENIC_MIN_WQ_DESCS, | 75 | max_t(u32, ENIC_MIN_WQ_DESCS, |
76 | c->wq_desc_count)); | 76 | c->wq_desc_count)); |
77 | c->wq_desc_count &= 0xfffffff0; /* must be aligned to groups of 16 */ | 77 | c->wq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */ |
78 | 78 | ||
79 | c->rq_desc_count = | 79 | c->rq_desc_count = |
80 | min_t(u32, ENIC_MAX_RQ_DESCS, | 80 | min_t(u32, ENIC_MAX_RQ_DESCS, |
81 | max_t(u32, ENIC_MIN_RQ_DESCS, | 81 | max_t(u32, ENIC_MIN_RQ_DESCS, |
82 | c->rq_desc_count)); | 82 | c->rq_desc_count)); |
83 | c->rq_desc_count &= 0xfffffff0; /* must be aligned to groups of 16 */ | 83 | c->rq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */ |
84 | 84 | ||
85 | if (c->mtu == 0) | 85 | if (c->mtu == 0) |
86 | c->mtu = 1500; | 86 | c->mtu = 1500; |