From: <shaibran@amazon.com>
To: <ferruh.yigit@amd.com>
Cc: <dev@dpdk.org>, Shai Brandes <shaibran@amazon.com>
Subject: [PATCH 05/15] net/ena/base: add method to check used entries
Date: Tue, 2 Jul 2024 17:46:16 +0300 [thread overview]
Message-ID: <20240702144626.14545-6-shaibran@amazon.com> (raw)
In-Reply-To: <20240702144626.14545-1-shaibran@amazon.com>
From: Shai Brandes <shaibran@amazon.com>
Provide a method to check the number of used entries in the send queue
Signed-off-by: Shai Brandes <shaibran@amazon.com>
---
drivers/net/ena/base/ena_eth_com.h | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/drivers/net/ena/base/ena_eth_com.h b/drivers/net/ena/base/ena_eth_com.h
index 4e3d0fb6fd..877668612c 100644
--- a/drivers/net/ena/base/ena_eth_com.h
+++ b/drivers/net/ena/base/ena_eth_com.h
@@ -82,15 +82,14 @@ static inline void ena_com_unmask_intr(struct ena_com_io_cq *io_cq,
ENA_REG_WRITE32(io_cq->bus, intr_reg->intr_control, io_cq->unmask_reg);
}
-static inline int ena_com_free_q_entries(struct ena_com_io_sq *io_sq)
+static inline u16 ena_com_used_q_entries(struct ena_com_io_sq *io_sq)
{
- u16 tail, next_to_comp, cnt;
-
- next_to_comp = io_sq->next_to_comp;
- tail = io_sq->tail;
- cnt = tail - next_to_comp;
+ return io_sq->tail - io_sq->next_to_comp;
+}
- return io_sq->q_depth - 1 - cnt;
+static inline int ena_com_free_q_entries(struct ena_com_io_sq *io_sq)
+{
+ return io_sq->q_depth - 1 - ena_com_used_q_entries(io_sq);
}
/* Check if the submission queue has enough space to hold required_buffers */
--
2.17.1
next prev parent reply other threads:[~2024-07-02 14:47 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-02 14:46 [PATCH 00/15] net/ena: driver release 2.10.0 shaibran
2024-07-02 14:46 ` [PATCH 01/15] net/ena/base: add descriptor dump capability shaibran
2024-07-02 14:46 ` [PATCH 02/15] net/ena/base: remove unused param shaibran
2024-07-02 14:46 ` [PATCH 03/15] net/ena/base: remove redundant assert checks shaibran
2024-07-02 14:46 ` [PATCH 04/15] net/ena/base: update memory barrier comment shaibran
2024-07-02 14:46 ` shaibran [this message]
2024-07-02 14:46 ` [PATCH 06/15] net/ena/base: add an additional reset reason shaibran
2024-07-02 14:46 ` [PATCH 07/15] net/ena/base: update copyrights comments shaibran
2024-07-02 14:46 ` [PATCH 08/15] net/ena/base: add macro for bitfield access shaibran
2024-07-02 14:46 ` [PATCH 09/15] net/ena: logger change to improve performance shaibran
2024-07-02 14:46 ` [PATCH 10/15] net/ena: rework device uninit shaibran
2024-07-02 14:46 ` [PATCH 11/15] net/ena: fix bad checksum handling shaibran
2024-07-02 14:46 ` [PATCH 12/15] net/ena: fix invalid return value check shaibran
2024-07-02 14:46 ` [PATCH 13/15] net/ena: fix wrong handling of checksum shaibran
2024-07-02 14:46 ` [PATCH 14/15] net/ena: rework Rx checksum inspection shaibran
2024-07-02 14:46 ` [PATCH 15/15] net/ena: upgrade driver version to 2.10.0 shaibran
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