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authorScott Feldman <scofeldm@cisco.com>2009-12-23 13:27:48 +0000
committerDavid S. Miller <davem@davemloft.net>2009-12-23 21:03:41 -0800
commitbd2496229e702b2eb50eab5589858a3cdb7847b2 (patch)
tree68f8abacc713ec25d7ad2ef345b64ab9f3b4b408
parent9959a18556c73ebf2936b8df183ea7b41f38d933 (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>
-rw-r--r--drivers/net/enic/enic_res.c4
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)
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;