From patchwork Sat Aug 10 10:27:27 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arend van Spriel X-Patchwork-Id: 2842403 Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 092C1BF546 for ; Sat, 10 Aug 2013 10:28:37 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1F044201E2 for ; Sat, 10 Aug 2013 10:28:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 073F3201C4 for ; Sat, 10 Aug 2013 10:28:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161025Ab3HJK2O (ORCPT ); Sat, 10 Aug 2013 06:28:14 -0400 Received: from mms3.broadcom.com ([216.31.210.19]:2726 "EHLO mms3.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S968554Ab3HJK14 (ORCPT ); Sat, 10 Aug 2013 06:27:56 -0400 Received: from [10.9.208.55] by mms3.broadcom.com with ESMTP (Broadcom SMTP Relay (Email Firewall v6.5)); Sat, 10 Aug 2013 03:17:43 -0700 X-Server-Uuid: B86B6450-0931-4310-942E-F00ED04CA7AF Received: from IRVEXCHSMTP3.corp.ad.broadcom.com (10.9.207.53) by IRVEXCHCAS07.corp.ad.broadcom.com (10.9.208.55) with Microsoft SMTP Server (TLS) id 14.1.438.0; Sat, 10 Aug 2013 03:27:41 -0700 Received: from mail-irva-13.broadcom.com (10.10.10.20) by IRVEXCHSMTP3.corp.ad.broadcom.com (10.9.207.53) with Microsoft SMTP Server id 14.1.438.0; Sat, 10 Aug 2013 03:27:41 -0700 Received: from xl-bun-02.broadcom.com (xl-bun-02.bun.broadcom.com [10.176.128.60]) by mail-irva-13.broadcom.com (Postfix) with ESMTP id E930DF2D7C; Sat, 10 Aug 2013 03:27:40 -0700 (PDT) Received: by xl-bun-02.broadcom.com (Postfix, from userid 25152) id 0C01418896C7; Sat, 10 Aug 2013 12:27:39 +0200 (CEST) From: "Arend van Spriel" To: "John W. Linville" cc: linux-wireless@vger.kernel.org, "Franky Lin" , "Arend van Spriel" Subject: [PATCH 09/12] brcmfmac: remove align from brcmf_bus structure Date: Sat, 10 Aug 2013 12:27:27 +0200 Message-ID: <1376130450-29746-10-git-send-email-arend@broadcom.com> X-Mailer: git-send-email 1.8.1.3 In-Reply-To: <1376130450-29746-1-git-send-email-arend@broadcom.com> References: <1376130450-29746-1-git-send-email-arend@broadcom.com> MIME-Version: 1.0 X-WSS-ID: 7E18CCCD2L872934622-01-01 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-6.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Franky Lin remove align from brcmf_bus since it is only used by sdio bus layer internally Reviewed-by: Hante Meuleman Reviewed-by: Pieter-Paul Giesberts Reviewed-by: Arend van Spriel Signed-off-by: Franky Lin Signed-off-by: Arend van Spriel --- .../net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c | 1 - drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h | 2 -- drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c | 25 +++++++++++++++------- 3 files changed, 17 insertions(+), 11 deletions(-) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c index 289e386..64f4a2b 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/bcmsdh_sdmmc.c @@ -350,7 +350,6 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, sdiodev->bus_if = bus_if; bus_if->bus_priv.sdio = sdiodev; - bus_if->align = BRCMF_SDALIGN; dev_set_drvdata(&func->dev, bus_if); dev_set_drvdata(&sdiodev->func[1]->dev, bus_if); sdiodev->dev = &sdiodev->func[1]->dev; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h index 9249b6d..f7c1985 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_bus.h @@ -69,7 +69,6 @@ struct brcmf_bus_ops { * @maxctl: maximum size for rxctl request message. * @tx_realloc: number of tx packets realloced for headroom. * @dstats: dongle-based statistical data. - * @align: alignment requirement for the bus. * @dcmd_list: bus/device specific dongle initialization commands. * @chip: device identifier of the dongle chip. * @chiprev: revision of the dongle chip. @@ -84,7 +83,6 @@ struct brcmf_bus { enum brcmf_bus_state state; uint maxctl; unsigned long tx_realloc; - u8 align; u32 chip; u32 chiprev; struct list_head dcmd_list; diff --git a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c index aa4caca..2563875 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/dhd_sdio.c @@ -1166,7 +1166,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) { u16 dlen, totlen; u8 *dptr, num = 0; - + u32 align = 0; u16 sublen; struct sk_buff *pfirst, *pnext; @@ -1181,6 +1181,11 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) brcmf_dbg(SDIO, "start: glomd %p glom %p\n", bus->glomd, skb_peek(&bus->glom)); + if (bus->sdiodev->pdata) + align = bus->sdiodev->pdata->sd_sgentry_align; + if (align < 4) + align = 4; + /* If there's a descriptor, generate the packet chain */ if (bus->glomd) { pfirst = pnext = NULL; @@ -1204,9 +1209,9 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) pnext = NULL; break; } - if (sublen % BRCMF_SDALIGN) { + if (sublen % align) { brcmf_err("sublen %d not multiple of %d\n", - sublen, BRCMF_SDALIGN); + sublen, align); } totlen += sublen; @@ -1219,7 +1224,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) } /* Allocate/chain packet for next subframe */ - pnext = brcmu_pkt_buf_get_skb(sublen + BRCMF_SDALIGN); + pnext = brcmu_pkt_buf_get_skb(sublen + align); if (pnext == NULL) { brcmf_err("bcm_pkt_buf_get_skb failed, num %d len %d\n", num, sublen); @@ -1228,7 +1233,7 @@ static u8 brcmf_sdbrcm_rxglom(struct brcmf_sdio *bus, u8 rxseq) skb_queue_tail(&bus->glom, pnext); /* Adhere to start alignment requirements */ - pkt_align(pnext, sublen, BRCMF_SDALIGN); + pkt_align(pnext, sublen, align); } /* If all allocations succeeded, save packet chain @@ -3832,7 +3837,7 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) struct brcmf_sdio *bus; struct brcmf_bus_dcmd *dlst; u32 dngl_txglom; - u32 dngl_txglomalign; + u32 txglomalign = 0; u8 idx; brcmf_dbg(TRACE, "Enter\n"); @@ -3926,9 +3931,13 @@ void *brcmf_sdbrcm_probe(u32 regsva, struct brcmf_sdio_dev *sdiodev) dlst->param_len = sizeof(u32); } else { /* otherwise, set txglomalign */ - dngl_txglomalign = bus->sdiodev->bus_if->align; + if (sdiodev->pdata) + txglomalign = sdiodev->pdata->sd_sgentry_align; + /* SDIO ADMA requires at least 32 bit alignment */ + if (txglomalign < 4) + txglomalign = 4; dlst->name = "bus:txglomalign"; - dlst->param = (char *)&dngl_txglomalign; + dlst->param = (char *)&txglomalign; dlst->param_len = sizeof(u32); } list_add(&dlst->list, &bus->sdiodev->bus_if->dcmd_list);