From patchwork Fri Dec 8 04:10:22 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Yoshihiro Shimoda X-Patchwork-Id: 13484738 X-Patchwork-Delegate: geert@linux-m68k.org Received: from relmlie6.idc.renesas.com (relmlor2.renesas.com [210.160.252.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id F29F1171D; Thu, 7 Dec 2023 20:10:38 -0800 (PST) X-IronPort-AV: E=Sophos;i="6.04,259,1695654000"; d="scan'208";a="189614329" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie6.idc.renesas.com with ESMTP; 08 Dec 2023 13:10:37 +0900 Received: from localhost.localdomain (unknown [10.166.13.99]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id 6B299415E8E5; Fri, 8 Dec 2023 13:10:37 +0900 (JST) From: Yoshihiro Shimoda To: s.shtylyov@omp.ru, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: netdev@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Yoshihiro Shimoda , Geert Uytterhoeven Subject: [PATCH net-next v5 1/9] net: rswitch: Drop unused argument/return value Date: Fri, 8 Dec 2023 13:10:22 +0900 Message-Id: <20231208041030.2497657-2-yoshihiro.shimoda.uh@renesas.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20231208041030.2497657-1-yoshihiro.shimoda.uh@renesas.com> References: <20231208041030.2497657-1-yoshihiro.shimoda.uh@renesas.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Drop unused argument and return value of rswitch_tx_free() to simplify the code. Signed-off-by: Yoshihiro Shimoda Reviewed-by: Geert Uytterhoeven --- drivers/net/ethernet/renesas/rswitch.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c index 89e7a6551c64..8c03c0e18003 100644 --- a/drivers/net/ethernet/renesas/rswitch.c +++ b/drivers/net/ethernet/renesas/rswitch.c @@ -761,20 +761,19 @@ static bool rswitch_rx(struct net_device *ndev, int *quota) return 0; } -static int rswitch_tx_free(struct net_device *ndev, bool free_txed_only) +static void rswitch_tx_free(struct net_device *ndev) { struct rswitch_device *rdev = netdev_priv(ndev); struct rswitch_gwca_queue *gq = rdev->tx_queue; struct rswitch_ext_desc *desc; dma_addr_t dma_addr; struct sk_buff *skb; - int free_num = 0; int size; for (; rswitch_get_num_cur_queues(gq) > 0; gq->dirty = rswitch_next_queue_index(gq, false, 1)) { desc = &gq->tx_ring[gq->dirty]; - if (free_txed_only && (desc->desc.die_dt & DT_MASK) != DT_FEMPTY) + if ((desc->desc.die_dt & DT_MASK) != DT_FEMPTY) break; dma_rmb(); @@ -786,14 +785,11 @@ static int rswitch_tx_free(struct net_device *ndev, bool free_txed_only) size, DMA_TO_DEVICE); dev_kfree_skb_any(gq->skbs[gq->dirty]); gq->skbs[gq->dirty] = NULL; - free_num++; } desc->desc.die_dt = DT_EEMPTY; rdev->ndev->stats.tx_packets++; rdev->ndev->stats.tx_bytes += size; } - - return free_num; } static int rswitch_poll(struct napi_struct *napi, int budget) @@ -808,7 +804,7 @@ static int rswitch_poll(struct napi_struct *napi, int budget) priv = rdev->priv; retry: - rswitch_tx_free(ndev, true); + rswitch_tx_free(ndev); if (rswitch_rx(ndev, "a)) goto out;