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authorTakashi Iwai <tiwai@suse.de>2019-09-10 14:03:08 +0300
committerTakashi Iwai <tiwai@suse.de>2019-09-10 14:03:08 +0300
commit7711fb7dac1ab77fd1b4d948f4647a569e4a1ae2 (patch)
treedd35ad21e0eb13572757dab279ae41f6d953baed /drivers/infiniband/sw/siw/siw_qp.c
parent789492f0c86505e63369907bcb1afdf52dec9366 (diff)
parentbb831786117519fc16dfd3eaa7b84e4f6bbb8d99 (diff)
downloadlinux-7711fb7dac1ab77fd1b4d948f4647a569e4a1ae2.tar.xz
Merge tag 'asoc-v5.4' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: Updates for v5.4 Quite a big update this time around, particularly in the core where we've had a lot of cleanups from Morimoto-san - there's not much functional change but quite a bit of modernization going on. We've also seen a lot of driver work, a lot of it cleanups but also some particular drivers. - Lots and lots of cleanups from Morimoto-san and Yue Haibing. - Lots of cleanups and enhancements to the Freescale, sunxi dnd Intel rivers. - Initial Sound Open Firmware suppot for i.MX8. - Removal of w90x900 and nuc900 drivers as the platforms are being removed. - New support for Cirrus Logic CS47L15 and CS47L92, Freescale i.MX 7ULP and 8MQ, Meson G12A and NXP UDA1334
Diffstat (limited to 'drivers/infiniband/sw/siw/siw_qp.c')
-rw-r--r--drivers/infiniband/sw/siw/siw_qp.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/drivers/infiniband/sw/siw/siw_qp.c b/drivers/infiniband/sw/siw/siw_qp.c
index 11383d9f95ef..430314c8abd9 100644
--- a/drivers/infiniband/sw/siw/siw_qp.c
+++ b/drivers/infiniband/sw/siw/siw_qp.c
@@ -220,12 +220,14 @@ static int siw_qp_enable_crc(struct siw_qp *qp)
{
struct siw_rx_stream *c_rx = &qp->rx_stream;
struct siw_iwarp_tx *c_tx = &qp->tx_ctx;
- int size = crypto_shash_descsize(siw_crypto_shash) +
- sizeof(struct shash_desc);
+ int size;
if (siw_crypto_shash == NULL)
return -ENOENT;
+ size = crypto_shash_descsize(siw_crypto_shash) +
+ sizeof(struct shash_desc);
+
c_tx->mpa_crc_hd = kzalloc(size, GFP_KERNEL);
c_rx->mpa_crc_hd = kzalloc(size, GFP_KERNEL);
if (!c_tx->mpa_crc_hd || !c_rx->mpa_crc_hd) {
@@ -947,7 +949,7 @@ skip_irq:
rv = -EINVAL;
goto out;
}
- wqe->sqe.sge[0].laddr = (u64)&wqe->sqe.sge[1];
+ wqe->sqe.sge[0].laddr = (uintptr_t)&wqe->sqe.sge[1];
wqe->sqe.sge[0].lkey = 0;
wqe->sqe.num_sge = 1;
}
@@ -1011,18 +1013,24 @@ out:
*/
static bool siw_cq_notify_now(struct siw_cq *cq, u32 flags)
{
- u64 cq_notify;
+ u32 cq_notify;
if (!cq->base_cq.comp_handler)
return false;
- cq_notify = READ_ONCE(*cq->notify);
+ /* Read application shared notification state */
+ cq_notify = READ_ONCE(cq->notify->flags);
if ((cq_notify & SIW_NOTIFY_NEXT_COMPLETION) ||
((cq_notify & SIW_NOTIFY_SOLICITED) &&
(flags & SIW_WQE_SOLICITED))) {
- /* dis-arm CQ */
- smp_store_mb(*cq->notify, SIW_NOTIFY_NOT);
+ /*
+ * CQ notification is one-shot: Since the
+ * current CQE causes user notification,
+ * the CQ gets dis-aremd and must be re-aremd
+ * by the user for a new notification.
+ */
+ WRITE_ONCE(cq->notify->flags, SIW_NOTIFY_NOT);
return true;
}