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net/mlx5_core: Modify arm CQ in preparation for upcoming Ethernet driver

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Pass consumer index as a parameter to arm CQ

Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Saeed Mahameed
2015-04-02 17:07:33 +03:00
committed by David S. Miller
parent 233d05d28a
commit ce0f750932
2 changed files with 9 additions and 4 deletions
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5
include/linux/mlx5/cq.h
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@@ -137,14 +137,15 @@ enum {
static inline void mlx5_cq_arm(struct mlx5_core_cq *cq, u32 cmd,
void __iomem *uar_page,
spinlock_t *doorbell_lock)
spinlock_t *doorbell_lock,
u32 cons_index)
{
__be32 doorbell[2];
u32 sn;
u32 ci;
sn = cq->arm_sn & 3;
ci = cq->cons_index & 0xffffff;
ci = cons_index & 0xffffff;
*cq->arm_db = cpu_to_be32(sn << 28 | cmd | ci);