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enic: Bug fix: align desc ring sizes to 32 descs

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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>
This commit is contained in:
Scott Feldman 2009-12-23 13:27:48 +00:00 committed by David S. Miller
parent 9959a18556
commit bd2496229e
1 changed files with 2 additions and 2 deletions
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4
drivers/net/enic/enic_res.c
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@ -74,13 +74,13 @@ int enic_get_vnic_config(struct enic *enic)
min_t(u32, ENIC_MAX_WQ_DESCS,
max_t(u32, ENIC_MIN_WQ_DESCS,
c->wq_desc_count));
c->wq_desc_count &= 0xfffffff0; /* must be aligned to groups of 16 */
c->wq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */
c->rq_desc_count =
min_t(u32, ENIC_MAX_RQ_DESCS,
max_t(u32, ENIC_MIN_RQ_DESCS,
c->rq_desc_count));
c->rq_desc_count &= 0xfffffff0; /* must be aligned to groups of 16 */
c->rq_desc_count &= 0xffffffe0; /* must be aligned to groups of 32 */
if (c->mtu == 0)
c->mtu = 1500;