From patchwork Thu Aug 26 02:51:42 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?Q2h1bmZlbmcgWXVuICjkupHmmKXls7Ap?= X-Patchwork-Id: 503213 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 46DB5C432BE for ; Thu, 26 Aug 2021 02:52:33 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3090760FE6 for ; Thu, 26 Aug 2021 02:52:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238428AbhHZCxS (ORCPT ); Wed, 25 Aug 2021 22:53:18 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:33614 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S238044AbhHZCxQ (ORCPT ); Wed, 25 Aug 2021 22:53:16 -0400 X-UUID: 71d7077333214b0397bed79c36547107-20210826 X-UUID: 71d7077333214b0397bed79c36547107-20210826 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1557332125; Thu, 26 Aug 2021 10:52:21 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 26 Aug 2021 10:52:00 +0800 Received: from mtkslt301.mediatek.inc (10.21.14.114) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 26 Aug 2021 10:52:00 +0800 From: Chunfeng Yun To: Mathias Nyman , Greg Kroah-Hartman CC: Chunfeng Yun , Matthias Brugger , , , , , Ikjoon Jang , Eddie Hung , Yaqii wu Subject: [PATCH next v2 4/6] usb: xhci-mtk: add a member of num_esit Date: Thu, 26 Aug 2021 10:51:42 +0800 Message-ID: <20210826025144.51992-4-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20210826025144.51992-1-chunfeng.yun@mediatek.com> References: <20210826025144.51992-1-chunfeng.yun@mediatek.com> MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Add a member num_esit to save the number of esit, then no need caculate it in some functions. Signed-off-by: Chunfeng Yun --- v2: new patch, move from another series --- drivers/usb/host/xhci-mtk-sch.c | 20 +++++++------------- drivers/usb/host/xhci-mtk.h | 2 ++ 2 files changed, 9 insertions(+), 13 deletions(-) diff --git a/drivers/usb/host/xhci-mtk-sch.c b/drivers/usb/host/xhci-mtk-sch.c index 83abd28269ca..54c521524bfc 100644 --- a/drivers/usb/host/xhci-mtk-sch.c +++ b/drivers/usb/host/xhci-mtk-sch.c @@ -297,6 +297,7 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, CTX_TO_MAX_ESIT_PAYLOAD(le32_to_cpu(ep_ctx->tx_info)); sch_ep->esit = get_esit(ep_ctx); + sch_ep->num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; sch_ep->ep_type = ep_type; sch_ep->maxpkt = maxpkt; sch_ep->offset = 0; @@ -401,14 +402,12 @@ static void setup_sch_info(struct xhci_ep_ctx *ep_ctx, static u32 get_max_bw(struct mu3h_sch_bw_info *sch_bw, struct mu3h_sch_ep_info *sch_ep, u32 offset) { - u32 num_esit; u32 max_bw = 0; u32 bw; int i; int j; - num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; - for (i = 0; i < num_esit; i++) { + for (i = 0; i < sch_ep->num_esit; i++) { u32 base = offset + i * sch_ep->esit; for (j = 0; j < sch_ep->num_budget_microframes; j++) { @@ -424,13 +423,11 @@ static u32 get_max_bw(struct mu3h_sch_bw_info *sch_bw, static void update_bus_bw(struct mu3h_sch_bw_info *sch_bw, struct mu3h_sch_ep_info *sch_ep, bool used) { - u32 num_esit; u32 base; int i; int j; - num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; - for (i = 0; i < num_esit; i++) { + for (i = 0; i < sch_ep->num_esit; i++) { base = sch_ep->offset + i * sch_ep->esit; for (j = 0; j < sch_ep->num_budget_microframes; j++) { if (used) @@ -446,12 +443,11 @@ static void update_bus_bw(struct mu3h_sch_bw_info *sch_bw, static int check_fs_bus_bw(struct mu3h_sch_ep_info *sch_ep, int offset) { struct mu3h_sch_tt *tt = sch_ep->sch_tt; - u32 num_esit, tmp; + u32 tmp; int base; int i, j; - num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; - for (i = 0; i < num_esit; i++) { + for (i = 0; i < sch_ep->num_esit; i++) { base = offset + i * sch_ep->esit; /* @@ -533,12 +529,10 @@ static int check_sch_tt(struct mu3h_sch_ep_info *sch_ep, u32 offset) static void update_sch_tt(struct mu3h_sch_ep_info *sch_ep, bool used) { struct mu3h_sch_tt *tt = sch_ep->sch_tt; - u32 base, num_esit; + u32 base; int i, j; - num_esit = XHCI_MTK_MAX_ESIT / sch_ep->esit; - - for (i = 0; i < num_esit; i++) { + for (i = 0; i < sch_ep->num_esit; i++) { base = sch_ep->offset + i * sch_ep->esit; for (j = 0; j < sch_ep->num_budget_microframes; j++) diff --git a/drivers/usb/host/xhci-mtk.h b/drivers/usb/host/xhci-mtk.h index ace432356c41..eb05aaf6edbe 100644 --- a/drivers/usb/host/xhci-mtk.h +++ b/drivers/usb/host/xhci-mtk.h @@ -50,6 +50,7 @@ struct mu3h_sch_bw_info { * struct mu3h_sch_ep_info: schedule information for endpoint * * @esit: unit is 125us, equal to 2 << Interval field in ep-context + * @num_esit: number of @esit in a period * @num_budget_microframes: number of continuous uframes * (@repeat==1) scheduled within the interval * @bw_cost_per_microframe: bandwidth cost per microframe @@ -79,6 +80,7 @@ struct mu3h_sch_bw_info { */ struct mu3h_sch_ep_info { u32 esit; + u32 num_esit; u32 num_budget_microframes; u32 bw_cost_per_microframe; struct list_head endpoint;