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Mon, 2 Aug 2021 17:09:26 +0000 From: Sean Anderson To: linux-wireless@vger.kernel.org, Kalle Valo Cc: Chi-hsien Lin , Franky Lin , Tejun Heo , SHA-cyfmac-dev-list@infineon.com, Hante Meuleman , Wright Feng , Arend Van Spriel , brcm80211-dev-list.pdl@broadcom.com, Sean Anderson Subject: [PATCH] brcmfmac: Set SDIO workqueue as WQ_HIGHPRI Date: Mon, 2 Aug 2021 13:09:04 -0400 Message-Id: <20210802170904.3116223-1-sean.anderson@seco.com> X-Mailer: git-send-email 2.25.1 X-ClientProxiedBy: MN2PR07CA0006.namprd07.prod.outlook.com (2603:10b6:208:1a0::16) To DB7PR03MB4523.eurprd03.prod.outlook.com (2603:10a6:10:19::27) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from plantagenet.inhand.com (50.195.82.171) by MN2PR07CA0006.namprd07.prod.outlook.com (2603:10b6:208:1a0::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4373.18 via Frontend Transport; Mon, 2 Aug 2021 17:09:24 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7a869fce-3d36-49fe-b31e-08d955d8480d X-MS-TrafficTypeDiagnostic: DB8PR03MB5579: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:321; 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This gets higher RX throughput with the SDIO bus. This was originally submitted as [1]. The original author Wright Feng reports > throughput result with 43455(11ac) on 1 core 1.6 Ghz platform is > Without WQ_HIGGPRI TX/RX: 293/301 (mbps) > With WQ_HIGHPRI TX/RX: 293/321 (mbps) I tested this with a 43364(11bgn) on a 1 core 800 MHz platform and got Without WQ_HIGHPRI TX/RX: 16/19 (Mbits/sec) With WQ_HIGHPRI TX/RX: 24/20 (MBits/sec) [1] https://lore.kernel.org/linux-wireless/1584604406-15452-4-git-send-email-wright.feng@cypress.com/ Signed-off-by: Sean Anderson Reviewed-by: Arend van Spriel --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 97ee9e2e2e35..5e10176c6c7e 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -4442,7 +4442,7 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev) bus->tx_seq = SDPCM_SEQ_WRAP - 1; /* single-threaded workqueue */ - wq = alloc_ordered_workqueue("brcmf_wq/%s", WQ_MEM_RECLAIM, + wq = alloc_ordered_workqueue("brcmf_wq/%s", WQ_MEM_RECLAIM | WQ_HIGHPRI, dev_name(&sdiodev->func1->dev)); if (!wq) { brcmf_err("insufficient memory to create txworkqueue\n");