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IB/hfi1: Right size user_sdma sequence numbers and related variables

瀏覽代碼 
Hardware limits the maximum number of packets to u16 packets.

Match that size for all relevant sequence numbers in the user_sdma
engine.

Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Michael J. Ruhl <michael.j.ruhl@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Michael J. Ruhl
2018-09-10 09:39:20 -07:00
committed by Jason Gunthorpe
父節點 28a9a9e83c
當前提交 3ca633f1ff
共有 4 個文件被更改，包括 11 次插入 和 11 次删除
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8
drivers/infiniband/hw/hfi1/user_sdma.c
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@@ -76,8 +76,7 @@ MODULE_PARM_DESC(sdma_comp_size, "Size of User SDMA completion ring. Default: 12
static unsigned initial_pkt_count = 8;
static int user_sdma_send_pkts(struct user_sdma_request *req,
unsigned maxpkts);
static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts);
static void user_sdma_txreq_cb(struct sdma_txreq *txreq, int status);
static inline void pq_update(struct hfi1_user_sdma_pkt_q *pq);
static void user_sdma_free_request(struct user_sdma_request *req, bool unpin);
@@ -756,9 +755,10 @@ static int user_sdma_txadd(struct user_sdma_request *req,
return ret;
}
static int user_sdma_send_pkts(struct user_sdma_request *req, unsigned maxpkts)
static int user_sdma_send_pkts(struct user_sdma_request *req, u16 maxpkts)
{
int ret = 0, count;
int ret = 0;
u16 count;
unsigned npkts = 0;
struct user_sdma_txreq *tx = NULL;
struct hfi1_user_sdma_pkt_q *pq = NULL;