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From: Andrew Boyer <aboyer@pensando.io>
To: dev@dpdk.org
Cc: Alfredo Cardigliano <cardigliano@ntop.org>,
	Andrew Boyer <aboyer@pensando.io>
Subject: [dpdk-dev] [PATCH 08/13] net/ionic: inline queue space function
Date: Mon, 18 Jan 2021 12:35:03 -0800	[thread overview]
Message-ID: <20210118203508.1332-9-aboyer@pensando.io> (raw)
In-Reply-To: <20210118203508.1332-1-aboyer@pensando.io>

This is a hot-path function.
Remove ionic_q_has_space() while here.

Signed-off-by: Andrew Boyer <aboyer@pensando.io>
---
 drivers/net/ionic/ionic_dev.c | 21 +--------------------
 drivers/net/ionic/ionic_dev.h | 15 +++++++++++++--
 2 files changed, 14 insertions(+), 22 deletions(-)

diff --git a/drivers/net/ionic/ionic_dev.c b/drivers/net/ionic/ionic_dev.c
index fcb3df482a..e847741632 100644
--- a/drivers/net/ionic/ionic_dev.c
+++ b/drivers/net/ionic/ionic_dev.c
@@ -474,25 +474,6 @@ ionic_q_post(struct ionic_queue *q, bool ring_doorbell, desc_cb cb,
 		ionic_q_flush(q);
 }
 
-uint32_t
-ionic_q_space_avail(struct ionic_queue *q)
-{
-	uint32_t avail = q->tail_idx;
-
-	if (q->head_idx >= avail)
-		avail += q->num_descs - q->head_idx - 1;
-	else
-		avail -= q->head_idx + 1;
-
-	return avail;
-}
-
-bool
-ionic_q_has_space(struct ionic_queue *q, uint32_t want)
-{
-	return ionic_q_space_avail(q) >= want;
-}
-
 void
 ionic_q_service(struct ionic_queue *q, uint32_t cq_desc_index,
 		uint32_t stop_index, void *service_cb_arg)
@@ -561,7 +542,7 @@ ionic_adminq_post(struct ionic_lif *lif, struct ionic_admin_ctx *ctx)
 
 	rte_spinlock_lock(&lif->adminq_lock);
 
-	if (!ionic_q_has_space(adminq, 1)) {
+	if (ionic_q_space_avail(adminq) < 1) {
 		err = -ENOSPC;
 		goto err_out;
 	}
diff --git a/drivers/net/ionic/ionic_dev.h b/drivers/net/ionic/ionic_dev.h
index 55a56434fd..8847d6cad4 100644
--- a/drivers/net/ionic/ionic_dev.h
+++ b/drivers/net/ionic/ionic_dev.h
@@ -256,11 +256,22 @@ void ionic_q_map(struct ionic_queue *q, void *base, rte_iova_t base_pa);
 void ionic_q_sg_map(struct ionic_queue *q, void *base, rte_iova_t base_pa);
 void ionic_q_post(struct ionic_queue *q, bool ring_doorbell, desc_cb cb,
 	void *cb_arg);
-uint32_t ionic_q_space_avail(struct ionic_queue *q);
-bool ionic_q_has_space(struct ionic_queue *q, uint32_t want);
 void ionic_q_service(struct ionic_queue *q, uint32_t cq_desc_index,
 	uint32_t stop_index, void *service_cb_arg);
 
+static inline uint32_t
+ionic_q_space_avail(struct ionic_queue *q)
+{
+	uint32_t avail = q->tail_idx;
+
+	if (q->head_idx >= avail)
+		avail += q->num_descs - q->head_idx - 1;
+	else
+		avail -= q->head_idx + 1;
+
+	return avail;
+}
+
 static inline void
 ionic_q_flush(struct ionic_queue *q)
 {
-- 
2.17.1


  parent reply	other threads:[~2021-01-18 20:36 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-18 20:34 [dpdk-dev] [PATCH 00/13] net/ionic: fixes and optimizations Andrew Boyer
2021-01-18 20:34 ` [dpdk-dev] [PATCH 01/13] net/ionic: strip out unneeded interrupt code Andrew Boyer
2021-01-18 20:34 ` [dpdk-dev] [PATCH 02/13] net/ionic: observe endianness in firmware commands Andrew Boyer
2021-01-18 20:34 ` [dpdk-dev] [PATCH 03/13] net/ionic: observe endianness in Rx filter code Andrew Boyer
2021-01-18 20:34 ` [dpdk-dev] [PATCH 04/13] net/ionic: add an array-size macro Andrew Boyer
2021-01-27 17:22   ` Ferruh Yigit
2021-01-27 17:40     ` Andrew Boyer
2021-01-29 22:44   ` [dpdk-dev] [PATCH v2 4/13] net/ionic: use the existing " Andrew Boyer
2021-02-02 12:45     ` Ferruh Yigit
2021-01-18 20:35 ` [dpdk-dev] [PATCH 05/13] net/ionic: query firmware for supported queue versions Andrew Boyer
2021-01-18 20:35 ` [dpdk-dev] [PATCH 06/13] net/ionic: clean up Tx queue version support Andrew Boyer
2021-01-27 17:30   ` Ferruh Yigit
2021-01-27 17:46     ` Andrew Boyer
2021-01-29 22:44   ` [dpdk-dev] [PATCH v2 6/13] " Andrew Boyer
2021-02-02 12:46     ` Ferruh Yigit
2021-02-05 20:20     ` Thomas Monjalon
2021-02-05 20:26       ` Andrew Boyer
2021-02-05 20:34         ` Thomas Monjalon
2021-01-18 20:35 ` [dpdk-dev] [PATCH 07/13] net/ionic: inline queue flush function Andrew Boyer
2021-01-27 17:36   ` Ferruh Yigit
2021-01-27 17:43     ` Andrew Boyer
2021-01-27 17:50       ` Ferruh Yigit
2021-01-18 20:35 ` Andrew Boyer [this message]
2021-01-18 20:35 ` [dpdk-dev] [PATCH 09/13] net/ionic: observe endiannness in ioread/iowrite Andrew Boyer
2021-01-18 20:35 ` [dpdk-dev] [PATCH 10/13] net/ionic: fix to allow separate L3 and L4 csum offload Andrew Boyer
2021-01-18 20:35 ` [dpdk-dev] [PATCH 11/13] net/ionic: convert per-queue offloads into queue flags Andrew Boyer
2021-01-18 20:35 ` [dpdk-dev] [PATCH 12/13] net/ionic: fix up function attribute tags Andrew Boyer
2021-01-18 20:35 ` [dpdk-dev] [PATCH 13/13] net/ionic: fix address handling in transmit code Andrew Boyer
2021-01-27 18:02 ` [dpdk-dev] [PATCH 00/13] net/ionic: fixes and optimizations Ferruh Yigit
2021-01-27 18:10   ` Andrew Boyer
2021-01-27 22:23     ` Ferruh Yigit
2021-01-27 22:25       ` Ferruh Yigit
2021-01-29 22:44 [dpdk-dev] [PATCH] net: redefine array size macros Andrew Boyer
2021-02-01 22:28 ` Thomas Monjalon
2021-02-01 22:32   ` Andrew Boyer
2021-02-02 12:30     ` Ferruh Yigit
2021-02-22 17:09       ` Ferruh Yigit

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