From patchwork Tue Dec 19 12:47:11 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Arend van Spriel X-Patchwork-Id: 10123199 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 983C9603B5 for ; Tue, 19 Dec 2017 12:47:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 8A3ED290D7 for ; Tue, 19 Dec 2017 12:47:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7F65A292F9; Tue, 19 Dec 2017 12:47:39 +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=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 916DB290D7 for ; Tue, 19 Dec 2017 12:47:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S967287AbdLSMrh (ORCPT ); Tue, 19 Dec 2017 07:47:37 -0500 Received: from rnd-relay.smtp.broadcom.com ([192.19.229.170]:35074 "EHLO rnd-relay.smtp.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S967276AbdLSMr3 (ORCPT ); Tue, 19 Dec 2017 07:47:29 -0500 Received: from mail-irv-17.broadcom.com (mail-irv-17.lvn.broadcom.net [10.75.224.233]) by rnd-relay.smtp.broadcom.com (Postfix) with ESMTP id E6DCF30C032; Tue, 19 Dec 2017 04:47:27 -0800 (PST) Received: from bld-bun-01.bun.broadcom.com (bld-bun-01.bun.broadcom.com [10.176.128.83]) by mail-irv-17.broadcom.com (Postfix) with ESMTP id 3D6A481EB5; Tue, 19 Dec 2017 04:47:27 -0800 (PST) Received: by bld-bun-01.bun.broadcom.com (Postfix, from userid 25152) id 26C1CB02DEB; Tue, 19 Dec 2017 13:47:24 +0100 (CET) From: Arend van Spriel To: Kalle Valo Cc: linux-wireless@vger.kernel.org, Ian Molton , Arend van Spriel Subject: [PATCH 05/11] brcmfmac: Remove func0 from function array Date: Tue, 19 Dec 2017 13:47:11 +0100 Message-Id: <1513687637-5555-6-git-send-email-arend.vanspriel@broadcom.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1513687637-5555-1-git-send-email-arend.vanspriel@broadcom.com> References: <1513687637-5555-1-git-send-email-arend.vanspriel@broadcom.com> Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Ian Molton func0 is not provided by the mmc stack as a function when probing. Instead providing specific access functions to read/write it. This prepares for a patch to remove the actual array entry itself. Signed-off-by: Ian Molton Acked-by: Arend van Spriel [arend: rephrased the commit message] [arend: removed unrelated comment for which separate patch is warranted] Signed-off-by: Arend van Spriel --- drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c | 5 +---- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c | 7 ++++--- drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h | 13 ++++++------- 3 files changed, 11 insertions(+), 14 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index b6d0757..b7931eb 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -1022,8 +1022,7 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, /* store refs to functions used. mmc_card does * not hold the F0 function pointer. */ - sdiodev->func[0] = kmemdup(func, sizeof(*func), GFP_KERNEL); - sdiodev->func[0]->num = 0; + sdiodev->func[0] = NULL; sdiodev->func[1] = func->card->sdio_func[0]; sdiodev->func[2] = func; @@ -1049,7 +1048,6 @@ static int brcmf_ops_sdio_probe(struct sdio_func *func, fail: dev_set_drvdata(&func->dev, NULL); dev_set_drvdata(&sdiodev->func[1]->dev, NULL); - kfree(sdiodev->func[0]); kfree(sdiodev); kfree(bus_if); return err; @@ -1082,7 +1080,6 @@ static void brcmf_ops_sdio_remove(struct sdio_func *func) dev_set_drvdata(&sdiodev->func[2]->dev, NULL); kfree(bus_if); - kfree(sdiodev->func[0]); kfree(sdiodev); } diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index e334476..1aa2a79 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -3771,9 +3771,10 @@ static u32 brcmf_sdio_buscore_read32(void *ctx, u32 addr) u32 val, rev; val = brcmf_sdiod_readl(sdiodev, addr, NULL); - if ((sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 || - sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4339) && - addr == CORE_CC_REG(SI_ENUM_BASE, chipid)) { + + if ((sdiodev->func[1]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 || + sdiodev->func[1]->device == SDIO_DEVICE_ID_BROADCOM_4339) && + addr == CORE_CC_REG(SI_ENUM_BASE, chipid)) { rev = (val & CID_REV_MASK) >> CID_REV_SHIFT; if (rev >= 2) { val &= ~CID_ID_MASK; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h index d113c7d..6e2fc06 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h @@ -21,7 +21,9 @@ #include #include "firmware.h" -#define SDIO_FUNC_0 0 +/* Maximum number of I/O funcs */ +#define NUM_SDIO_FUNCS 3 + #define SDIO_FUNC_1 1 #define SDIO_FUNC_2 2 @@ -39,9 +41,6 @@ #define INTR_STATUS_FUNC1 0x2 #define INTR_STATUS_FUNC2 0x4 -/* Maximum number of I/O funcs */ -#define SDIOD_MAX_IOFUNCS 7 - /* mask of register map */ #define REG_F0_REG_MASK 0x7FF #define REG_F1_MISC_MASK 0x1FFFF @@ -175,7 +174,7 @@ struct brcmf_sdreg { struct brcmf_sdiod_freezer; struct brcmf_sdio_dev { - struct sdio_func *func[SDIO_MAX_FUNCS]; + struct sdio_func *func[NUM_SDIO_FUNCS]; u8 num_funcs; /* Supported funcs on client */ u32 sbwad; /* Save backplane window address */ struct brcmf_core *cc_core; /* chipcommon core info struct */ @@ -297,10 +296,10 @@ struct sdpcmd_regs { /* SDIO device register access interface */ /* Accessors for SDIO Function 0 */ #define brcmf_sdiod_func0_rb(sdiodev, addr, r) \ - sdio_f0_readb((sdiodev)->func[0], (addr), (r)) + sdio_f0_readb((sdiodev)->func[1], (addr), (r)) #define brcmf_sdiod_func0_wb(sdiodev, addr, v, ret) \ - sdio_f0_writeb((sdiodev)->func[0], (v), (addr), (ret)) + sdio_f0_writeb((sdiodev)->func[1], (v), (addr), (ret)) /* Accessors for SDIO Function 1 */ #define brcmf_sdiod_readb(sdiodev, addr, r) \