From patchwork Thu Sep 20 15:06:51 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Madalin Bucur X-Patchwork-Id: 10607933 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 797D11390 for ; Thu, 20 Sep 2018 15:09:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 681392DB3E for ; Thu, 20 Sep 2018 15:09:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 5B5672DB47; Thu, 20 Sep 2018 15:09:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 075462DB41 for ; Thu, 20 Sep 2018 15:09:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:Reply-To: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: References:In-Reply-To:Message-Id:Date:Subject:To:From:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=SIVngVQ0x4QsRxXbNrWino+wlUn2EGfe68/ot6wmUmA=; b=CIlqmg0ySgQ/J5Bv+o6p4MXerk fVFqVxcaE8BgzwXgu3ApQ7YdMJ7OzKDPXLjd/ntGe5EjbU1N1OxWfuJWBmwm2nzE2ccR0cl6p320Y HyXlc7sVIcrr5fvUN9IX7RKEq5W+Qi2MleErLZWUcmaHmUKbo3r28SUYRzoS9oFg7MLAnrQ/9CN/q ZL+ka2vYJBEGXEz4xVMN3EOzRAHUu76VjVVN10hiDr1N/s8sMD0G61aVZ6FsVX5Y8leM8gWOuyh89 2T00H+JBDcyuxk4g7000afKqqL5VPOq+g73k5M6oP3ONs3dSjUL+f40/rWrmBDYKLSqZv6zz1WaG3 RvwCSftg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1g30Zn-0000t0-Ag; Thu, 20 Sep 2018 15:09:07 +0000 Received: from inva020.nxp.com ([92.121.34.13]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1g30Y4-0008TM-2C for linux-arm-kernel@lists.infradead.org; Thu, 20 Sep 2018 15:07:32 +0000 Received: from inva020.nxp.com (localhost [127.0.0.1]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 510A41A00A5; Thu, 20 Sep 2018 17:07:08 +0200 (CEST) Received: from inva024.eu-rdc02.nxp.com (inva024.eu-rdc02.nxp.com [134.27.226.22]) by inva020.eu-rdc02.nxp.com (Postfix) with ESMTP id 4499A1A00A0; Thu, 20 Sep 2018 17:07:08 +0200 (CEST) Received: from fsr-fed2164-101.ea.freescale.net (fsr-fed2164-101.ea.freescale.net [10.171.82.91]) by inva024.eu-rdc02.nxp.com (Postfix) with ESMTP id D374220618; Thu, 20 Sep 2018 17:07:07 +0200 (CEST) From: Madalin Bucur To: leoyang.li@nxp.com Subject: [PATCH 4/4] soc/fsl_qbman: export coalesce change API Date: Thu, 20 Sep 2018 18:06:51 +0300 Message-Id: <1537456011-10769-5-git-send-email-madalin.bucur@nxp.com> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1537456011-10769-1-git-send-email-madalin.bucur@nxp.com> References: <1537456011-10769-1-git-send-email-madalin.bucur@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180920_080720_280705_AEBDD10E X-CRM114-Status: UNSURE ( 7.13 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: madalin.bucur@nxp.com Cc: Madalin Bucur , catalin.marinas@arm.com, roy.pledge@nxp.com, linux-kernel@vger.kernel.org, oss@buserror.net, claudiu.manoil@nxp.com, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Allow changing the QMan portal interrupt coalescing settings. Signed-off-by: Madalin Bucur --- drivers/soc/fsl/qbman/qman.c | 31 +++++++++++++++++++++++++++++++ include/soc/fsl/qman.h | 27 +++++++++++++++++++++++++++ 2 files changed, 58 insertions(+) diff --git a/drivers/soc/fsl/qbman/qman.c b/drivers/soc/fsl/qbman/qman.c index 7f4c57999e08..c270471a6e47 100644 --- a/drivers/soc/fsl/qbman/qman.c +++ b/drivers/soc/fsl/qbman/qman.c @@ -1011,6 +1011,37 @@ static inline void put_affine_portal(void) static struct workqueue_struct *qm_portal_wq; +void qman_dqrr_set_ithresh(struct qman_portal *portal, u8 ithresh) +{ + if (!portal) + return; + + qm_dqrr_set_ithresh(&portal->p, ithresh); + portal->p.dqrr.ithresh = ithresh; +} +EXPORT_SYMBOL(qman_dqrr_set_ithresh); + +void qman_dqrr_get_ithresh(struct qman_portal *portal, u8 *ithresh) +{ + if (portal && ithresh) + *ithresh = portal->p.dqrr.ithresh; +} +EXPORT_SYMBOL(qman_dqrr_get_ithresh); + +void qman_portal_get_iperiod(struct qman_portal *portal, u32 *iperiod) +{ + if (portal && iperiod) + *iperiod = qm_in(&portal->p, QM_REG_ITPR); +} +EXPORT_SYMBOL(qman_portal_get_iperiod); + +void qman_portal_set_iperiod(struct qman_portal *portal, u32 iperiod) +{ + if (portal) + qm_out(&portal->p, QM_REG_ITPR, iperiod); +} +EXPORT_SYMBOL(qman_portal_set_iperiod); + int qman_wq_alloc(void) { qm_portal_wq = alloc_workqueue("qman_portal_wq", 0, 1); diff --git a/include/soc/fsl/qman.h b/include/soc/fsl/qman.h index d4dfefdee6c1..42f50eb51529 100644 --- a/include/soc/fsl/qman.h +++ b/include/soc/fsl/qman.h @@ -1186,4 +1186,31 @@ int qman_alloc_cgrid_range(u32 *result, u32 count); */ int qman_release_cgrid(u32 id); +/** + * qman_dqrr_get_ithresh - Get coalesce interrupt threshold + * @portal: portal to get the value for + * @ithresh: threshold pointer + */ +void qman_dqrr_get_ithresh(struct qman_portal *portal, u8 *ithresh); + +/** + * qman_dqrr_set_ithresh - Set coalesce interrupt threshold + * @portal: portal to set the new value on + * @ithresh: new threshold value + */ +void qman_dqrr_set_ithresh(struct qman_portal *portal, u8 ithresh); + +/** + * qman_dqrr_get_iperiod - Get coalesce interrupt period + * @portal: portal to get the value for + * @iperiod: period pointer + */ +void qman_portal_get_iperiod(struct qman_portal *portal, u32 *iperiod); +/* + * qman_dqrr_set_iperiod - Set coalesce interrupt period + * @portal: portal to set the new value on + * @ithresh: new period value + */ +void qman_portal_set_iperiod(struct qman_portal *portal, u32 iperiod); + #endif /* __FSL_QMAN_H */