From 34996e42f82bfd60bc2c191e5cae3c6ab233ec6c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 7 Aug 2024 15:11:27 +0200 Subject: Merging upstream version 6.9.7. Signed-off-by: Daniel Baumann --- drivers/net/ethernet/intel/idpf/idpf_controlq.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) (limited to 'drivers/net/ethernet/intel/idpf/idpf_controlq.c') diff --git a/drivers/net/ethernet/intel/idpf/idpf_controlq.c b/drivers/net/ethernet/intel/idpf/idpf_controlq.c index c7f43d2fcd..4849590a55 100644 --- a/drivers/net/ethernet/intel/idpf/idpf_controlq.c +++ b/drivers/net/ethernet/intel/idpf/idpf_controlq.c @@ -516,6 +516,8 @@ post_buffs_out: /* Wrap to end of end ring since current ntp is 0 */ cq->next_to_post = cq->ring_size - 1; + dma_wmb(); + wr32(hw, cq->reg.tail, cq->next_to_post); } @@ -546,11 +548,6 @@ int idpf_ctlq_recv(struct idpf_ctlq_info *cq, u16 *num_q_msg, int err = 0; u16 i; - if (*num_q_msg == 0) - return 0; - else if (*num_q_msg > cq->ring_size) - return -EBADR; - /* take the lock before we start messing with the ring */ mutex_lock(&cq->cq_lock); -- cgit v1.2.3