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From: Joshua Washington <joshwash@google.com>
To: Chaoyong He <chaoyong.he@corigine.com>
Cc: dev@dpdk.org, Joshua Washington <joshwash@google.com>
Subject: [PATCH v2 13/14] drivers: use common division round up macro
Date: Thu, 13 Aug 2026 10:22:38 -0700	[thread overview]
Message-ID: <20260813172241.964736-14-joshwash@google.com> (raw)
In-Reply-To: <20260813172241.964736-1-joshwash@google.com>

The RTE_DIV_ROUND_UP in rte_common.h makes DIV_ROUND_UP redundant.

Signed-off-by: Joshua Washington <joshwash@google.com>
---
 drivers/common/nfp/nfp_platform.h  | 2 --
 drivers/net/nfp/nfdk/nfp_nfdk.h    | 5 +++--
 drivers/net/nfp/nfdk/nfp_nfdk_dp.c | 3 ++-
 drivers/net/nfp/nfpcore/nfp_nsp.c  | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/common/nfp/nfp_platform.h b/drivers/common/nfp/nfp_platform.h
index 0b02fcf1e8..814f90b5a2 100644
--- a/drivers/common/nfp/nfp_platform.h
+++ b/drivers/common/nfp/nfp_platform.h
@@ -10,8 +10,6 @@
 
 #include <rte_bitops.h>
 
-#define DIV_ROUND_UP(n, d)             (((n) + (d) - 1) / (d))
-
 #define DMA_BIT_MASK(n)    ((1ULL << (n)) - 1)
 
 #define BITS_PER_LONG      (__SIZEOF_LONG__ * 8)
diff --git a/drivers/net/nfp/nfdk/nfp_nfdk.h b/drivers/net/nfp/nfdk/nfp_nfdk.h
index 64c2b31308..b831e0d69e 100644
--- a/drivers/net/nfp/nfdk/nfp_nfdk.h
+++ b/drivers/net/nfp/nfdk/nfp_nfdk.h
@@ -168,8 +168,9 @@ static inline uint16_t
 nfp_net_nfdk_headlen_to_segs(uint16_t headlen)
 {
 	/* First descriptor fits less data, so adjust for that */
-	return DIV_ROUND_UP(headlen + NFDK_TX_MAX_DATA_PER_DESC - NFDK_TX_MAX_DATA_PER_HEAD,
-			NFDK_TX_MAX_DATA_PER_DESC);
+	return RTE_DIV_ROUND_UP(headlen + NFDK_TX_MAX_DATA_PER_DESC -
+				NFDK_TX_MAX_DATA_PER_HEAD,
+				NFDK_TX_MAX_DATA_PER_DESC);
 }
 
 /* Set TX CSUM offload flags in TX descriptor of nfdk */
diff --git a/drivers/net/nfp/nfdk/nfp_nfdk_dp.c b/drivers/net/nfp/nfdk/nfp_nfdk_dp.c
index 15867ab62f..86b3c5b64a 100644
--- a/drivers/net/nfp/nfdk/nfp_nfdk_dp.c
+++ b/drivers/net/nfp/nfdk/nfp_nfdk_dp.c
@@ -103,7 +103,8 @@ nfp_net_nfdk_tx_maybe_close_block(struct nfp_net_txq *txq,
 	n_descs = nfp_net_nfdk_headlen_to_segs(pkt_temp->data_len);
 	while (pkt_temp->next != NULL) {
 		pkt_temp = pkt_temp->next;
-		n_descs += DIV_ROUND_UP(pkt_temp->data_len, NFDK_TX_MAX_DATA_PER_DESC);
+		n_descs += RTE_DIV_ROUND_UP(pkt_temp->data_len,
+					    NFDK_TX_MAX_DATA_PER_DESC);
 	}
 
 	if (unlikely(n_descs > NFDK_TX_DESC_GATHER_MAX))
diff --git a/drivers/net/nfp/nfpcore/nfp_nsp.c b/drivers/net/nfp/nfpcore/nfp_nsp.c
index 43c13baabe..bd02efcc4a 100644
--- a/drivers/net/nfp/nfpcore/nfp_nsp.c
+++ b/drivers/net/nfp/nfpcore/nfp_nsp.c
@@ -542,7 +542,7 @@ nfp_nsp_command_buf_dma_sg(struct nfp_nsp *nsp,
 	struct nfp_nsp_dma_desc *descs;
 
 	chunk_size = RTE_BIT64(chunk_order);
-	nseg = DIV_ROUND_UP(max_size, chunk_size);
+	nseg = RTE_DIV_ROUND_UP(max_size, chunk_size);
 
 	/* Malloc memory */
 	total_len = sizeof(struct nfp_nsp_dma_buf) +
-- 
2.55.0.691.gc56d675ccc-goog


  parent reply	other threads:[~2026-08-13 17:23 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-12 22:30 [PATCH] eal: introduce division round up macro Joshua Washington
2026-08-13  1:29 ` Stephen Hemminger
2026-08-13 17:22 ` [PATCH v2 00/14] Introduce RTE_DIV_ROUND_UP Joshua Washington
2026-08-13 17:22   ` [PATCH v2 01/14] eal: introduce division round up macro Joshua Washington
2026-08-13 17:22   ` [PATCH v2 02/14] net/i40e: use common " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 03/14] net/idpf: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 04/14] net/ice: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 05/14] net/qede: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 06/14] net/rnp: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 07/14] net/hns3: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 08/14] net/hinic: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 09/14] net/bnx2x: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 10/14] net/cxgbe: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 11/14] net/ena: " Joshua Washington
2026-08-13 17:22   ` [PATCH v2 12/14] raw/ifpga/base: " Joshua Washington
2026-08-13 17:22   ` Joshua Washington [this message]
2026-08-13 17:22   ` [PATCH v2 14/14] app/procinfo: " Joshua Washington

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