diff options
| author | Hariprasad Shenai <hariprasad@chelsio.com> | 2016-11-18 14:07:40 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-11-18 22:04:29 +0300 |
| commit | ab677ff4ad15bc26c359490ee201557f3a6d20df (patch) | |
| tree | 86fc9dcce2c7a74b270f906ba899ebecd4c04b1c /drivers/crypto/chelsio/chcr_algo.c | |
| parent | c816061d27659cb666f8fd9a67669757f2c04a55 (diff) | |
| download | linux-ab677ff4ad15bc26c359490ee201557f3a6d20df.tar.xz | |
cxgb4: Allocate Tx queues dynamically
Allocate resources dynamically for Upper layer driver's (ULD) like
cxgbit, iw_cxgb4, cxgb4i and chcr. The resources allocated include Tx
queues which are allocated when ULD register with cxgb4 driver and freed
while un-registering. The Tx queues which are shared by ULD shall be
allocated by first registering driver and un-allocated by last
unregistering driver.
Signed-off-by: Atul Gupta <atul.gupta@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/crypto/chelsio/chcr_algo.c')
| -rw-r--r-- | drivers/crypto/chelsio/chcr_algo.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c index e4ddb921d7b3..56b153805462 100644 --- a/drivers/crypto/chelsio/chcr_algo.c +++ b/drivers/crypto/chelsio/chcr_algo.c @@ -592,16 +592,18 @@ badkey_err: static int cxgb4_is_crypto_q_full(struct net_device *dev, unsigned int idx) { - int ret = 0; - struct sge_ofld_txq *q; struct adapter *adap = netdev2adap(dev); + struct sge_uld_txq_info *txq_info = + adap->sge.uld_txq_info[CXGB4_TX_CRYPTO]; + struct sge_uld_txq *txq; + int ret = 0; local_bh_disable(); - q = &adap->sge.ofldtxq[idx]; - spin_lock(&q->sendq.lock); - if (q->full) + txq = &txq_info->uldtxq[idx]; + spin_lock(&txq->sendq.lock); + if (txq->full) ret = -1; - spin_unlock(&q->sendq.lock); + spin_unlock(&txq->sendq.lock); local_bh_enable(); return ret; } @@ -674,11 +676,11 @@ static int chcr_device_init(struct chcr_context *ctx) } u_ctx = ULD_CTX(ctx); rxq_perchan = u_ctx->lldi.nrxq / u_ctx->lldi.nchan; - ctx->dev->tx_channel_id = 0; rxq_idx = ctx->dev->tx_channel_id * rxq_perchan; rxq_idx += id % rxq_perchan; spin_lock(&ctx->dev->lock_chcr_dev); ctx->tx_channel_id = rxq_idx; + ctx->dev->tx_channel_id = !ctx->dev->tx_channel_id; spin_unlock(&ctx->dev->lock_chcr_dev); } out: |