From patchwork Fri Dec 8 12:10:33 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: 10102425 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 C087860360 for ; Fri, 8 Dec 2017 12:11:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A327028C06 for ; Fri, 8 Dec 2017 12:11:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 984D428C3E; Fri, 8 Dec 2017 12:11:04 +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 21A8C28C06 for ; Fri, 8 Dec 2017 12:11:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752883AbdLHMKz (ORCPT ); Fri, 8 Dec 2017 07:10:55 -0500 Received: from rnd-relay.smtp.broadcom.com ([192.19.229.170]:43777 "EHLO rnd-relay.smtp.broadcom.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752998AbdLHMKo (ORCPT ); Fri, 8 Dec 2017 07:10:44 -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 2CBAA30C011; Fri, 8 Dec 2017 04:10:44 -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 8160081EAD; Fri, 8 Dec 2017 04:10:43 -0800 (PST) Received: by bld-bun-01.bun.broadcom.com (Postfix, from userid 25152) id 4411EB03978; Fri, 8 Dec 2017 13:10:40 +0100 (CET) From: Arend van Spriel To: Kalle Valo Cc: linux-wireless@vger.kernel.org, Ian Molton , Arend van Spriel Subject: [PATCH 08/10] brcmfmac: Cleanup offsetof() Date: Fri, 8 Dec 2017 13:10:33 +0100 Message-Id: <1512735035-342-9-git-send-email-arend.vanspriel@broadcom.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1512735035-342-1-git-send-email-arend.vanspriel@broadcom.com> References: <1512735035-342-1-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 Create a macro to make the code a bit more readable, whilst we're stuck with using struct element offsets as register offsets. Signed-off-by: Ian Molton Reviewed-by: Arend van Spriel [arend: rename macro to SD_REG] Signed-off-by: Arend van Spriel --- .../wireless/broadcom/brcm80211/brcmfmac/sdio.c | 35 +++++++++------------- 1 file changed, 14 insertions(+), 21 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 752e0fb..b938407 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -161,6 +161,8 @@ struct rte_console { #define CORE_BUS_REG(base, field) \ (base + offsetof(struct sdpcmd_regs, field)) +#define SD_REG(field) \ + (offsetof(struct sdpcmd_regs, field)) /* SDIO function 1 register CHIPCLKCSR */ /* Force ALP request to backplane */ @@ -1087,12 +1089,10 @@ static u32 brcmf_sdio_hostmail(struct brcmf_sdio *bus) brcmf_dbg(SDIO, "Enter\n"); /* Read mailbox data and ack that we did so */ - ret = r_sdreg32(bus, &hmb_data, - offsetof(struct sdpcmd_regs, tohostmailboxdata)); + ret = r_sdreg32(bus, &hmb_data, SD_REG(tohostmailboxdata)); if (ret == 0) - w_sdreg32(bus, SMB_INT_ACK, - offsetof(struct sdpcmd_regs, tosbmailbox)); + w_sdreg32(bus, SMB_INT_ACK, SD_REG(tosbmailbox)); bus->sdcnt.f1regdata += 2; /* dongle indicates the firmware has halted/crashed */ @@ -1207,8 +1207,7 @@ static void brcmf_sdio_rxfail(struct brcmf_sdio *bus, bool abort, bool rtx) if (rtx) { bus->sdcnt.rxrtx++; - err = w_sdreg32(bus, SMB_NAK, - offsetof(struct sdpcmd_regs, tosbmailbox)); + err = w_sdreg32(bus, SMB_NAK, SD_REG(tosbmailbox)); bus->sdcnt.f1regdata++; if (err == 0) @@ -2333,9 +2332,7 @@ static uint brcmf_sdio_sendfromq(struct brcmf_sdio *bus, uint maxframes) if (!bus->intr) { /* Check device status, signal pending interrupt */ sdio_claim_host(bus->sdiodev->func[1]); - ret = r_sdreg32(bus, &intstatus, - offsetof(struct sdpcmd_regs, - intstatus)); + ret = r_sdreg32(bus, &intstatus, SD_REG(intstatus)); sdio_release_host(bus->sdiodev->func[1]); bus->sdcnt.f2txdata++; if (ret != 0) @@ -2441,7 +2438,7 @@ static void brcmf_sdio_bus_stop(struct device *dev) brcmf_sdio_bus_sleep(bus, false, false); /* Disable and clear interrupts at the chip level also */ - w_sdreg32(bus, 0, offsetof(struct sdpcmd_regs, hostintmask)); + w_sdreg32(bus, 0, SD_REG(hostintmask)); local_hostintmask = bus->hostintmask; bus->hostintmask = 0; @@ -2460,8 +2457,7 @@ static void brcmf_sdio_bus_stop(struct device *dev) sdio_disable_func(sdiodev->func[SDIO_FUNC_2]); /* Clear any pending interrupts now that F2 is disabled */ - w_sdreg32(bus, local_hostintmask, - offsetof(struct sdpcmd_regs, intstatus)); + w_sdreg32(bus, local_hostintmask, SD_REG(intstatus)); sdio_release_host(sdiodev->func[1]); } @@ -2507,7 +2503,7 @@ static int brcmf_sdio_intr_rstatus(struct brcmf_sdio *bus) int ret; buscore = brcmf_chip_get_core(bus->ci, BCMA_CORE_SDIO_DEV); - addr = buscore->base + offsetof(struct sdpcmd_regs, intstatus); + addr = buscore->base + SD_REG(intstatus); val = brcmf_sdiod_readl(bus->sdiodev, addr, &ret); bus->sdcnt.f1regdata++; @@ -2584,11 +2580,9 @@ static void brcmf_sdio_dpc(struct brcmf_sdio *bus) */ if (intstatus & I_HMB_FC_CHANGE) { intstatus &= ~I_HMB_FC_CHANGE; - err = w_sdreg32(bus, I_HMB_FC_CHANGE, - offsetof(struct sdpcmd_regs, intstatus)); + err = w_sdreg32(bus, I_HMB_FC_CHANGE, SD_REG(intstatus)); - err = r_sdreg32(bus, &newstatus, - offsetof(struct sdpcmd_regs, intstatus)); + err = r_sdreg32(bus, &newstatus, SD_REG(intstatus)); bus->sdcnt.f1regdata += 2; atomic_set(&bus->fcstate, !!(newstatus & (I_HMB_FC_STATE | I_HMB_FC_CHANGE))); @@ -3771,7 +3765,7 @@ static void brcmf_sdio_buscore_activate(void *ctx, struct brcmf_chip *chip, /* clear all interrupts */ core = brcmf_chip_get_core(chip, BCMA_CORE_SDIO_DEV); - reg_addr = core->base + offsetof(struct sdpcmd_regs, intstatus); + reg_addr = core->base + SD_REG(intstatus); brcmf_sdiod_writel(sdiodev, reg_addr, 0xFFFFFFFF, NULL); if (rstvec) @@ -4067,7 +4061,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, /* Enable function 2 (frame transfers) */ w_sdreg32(bus, SDPCM_PROT_VERSION << SMB_DATA_VERSION_SHIFT, - offsetof(struct sdpcmd_regs, tosbmailboxdata)); + SD_REG(tosbmailboxdata)); err = sdio_enable_func(sdiodev->func[SDIO_FUNC_2]); @@ -4077,8 +4071,7 @@ static void brcmf_sdio_firmware_callback(struct device *dev, int err, if (!err) { /* Set up the interrupt mask and enable interrupts */ bus->hostintmask = HOSTINTMASK; - w_sdreg32(bus, bus->hostintmask, - offsetof(struct sdpcmd_regs, hostintmask)); + w_sdreg32(bus, bus->hostintmask, SD_REG(hostintmask)); brcmf_sdiod_writeb(sdiodev, SBSDIO_WATERMARK, 8, &err); } else {