From patchwork Fri Apr 15 20:03:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Cercueil X-Patchwork-Id: 562784 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6CF25C433EF for ; Fri, 15 Apr 2022 20:03:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1350449AbiDOUGC (ORCPT ); Fri, 15 Apr 2022 16:06:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48088 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350369AbiDOUGB (ORCPT ); Fri, 15 Apr 2022 16:06:01 -0400 Received: from aposti.net (aposti.net [89.234.176.197]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 130F2AD100; Fri, 15 Apr 2022 13:03:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=crapouillou.net; s=mail; t=1650053010; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:references; bh=X8XqTX5Aa+xTio1ILtRRVmNUUVfRikfaXwMfFs7ihhg=; b=unBceM8U0rPwtfJS1oOhnosDflzBeEUkwZOraybpOPDlXlgDIRhOYTF8O3hePf+Fcn38Jm g5/G8Dpm4UTyyRPnmeqj70/eeHeqJAeXGkHYGZnfJ0ta0xGGF4Sr2KfrqR9jZgLQw4xV6p wgsMwHWRfL7iYf602cQV8wG5oa94/X8= From: Paul Cercueil To: Arend van Spriel , Franky Lin , Hante Meuleman , Kalle Valo Cc: linux-wireless@vger.kernel.org, brcm80211-dev-list.pdl@broadcom.com, SHA-cyfmac-dev-list@infineon.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Paul Cercueil Subject: [PATCH] brcmfmac: Remove #ifdef guards for PM related functions Date: Fri, 15 Apr 2022 21:03:22 +0100 Message-Id: <20220415200322.7511-1-paul@crapouillou.net> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org Use the new DEFINE_SIMPLE_DEV_PM_OPS() and pm_sleep_ptr() macros to handle the .suspend/.resume callbacks. These macros allow the suspend and resume functions to be automatically dropped by the compiler when CONFIG_SUSPEND is disabled, without having to use #ifdef guards. The advantage is then that these functions are not conditionally compiled. Some other functions not directly called by the .suspend/.resume callbacks, but still related to PM were also taken outside #ifdef guards. Signed-off-by: Paul Cercueil --- .../broadcom/brcm80211/brcmfmac/bcmsdh.c | 44 +++++++------------ .../broadcom/brcm80211/brcmfmac/sdio.c | 5 +-- .../broadcom/brcm80211/brcmfmac/sdio.h | 16 ------- 3 files changed, 19 insertions(+), 46 deletions(-) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c index ac02244a6fdf..a8cf5a570101 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/bcmsdh.c @@ -784,7 +784,6 @@ void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev) sdiodev->txglomsz = sdiodev->settings->bus.sdio.txglomsz; } -#ifdef CONFIG_PM_SLEEP static int brcmf_sdiod_freezer_attach(struct brcmf_sdio_dev *sdiodev) { sdiodev->freezer = kzalloc(sizeof(*sdiodev->freezer), GFP_KERNEL); @@ -833,7 +832,8 @@ static void brcmf_sdiod_freezer_off(struct brcmf_sdio_dev *sdiodev) bool brcmf_sdiod_freezing(struct brcmf_sdio_dev *sdiodev) { - return atomic_read(&sdiodev->freezer->freezing); + return IS_ENABLED(CONFIG_PM_SLEEP) && + atomic_read(&sdiodev->freezer->freezing); } void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev) @@ -847,24 +847,16 @@ void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev) void brcmf_sdiod_freezer_count(struct brcmf_sdio_dev *sdiodev) { - atomic_inc(&sdiodev->freezer->thread_count); + if (IS_ENABLED(CONFIG_PM_SLEEP)) + atomic_inc(&sdiodev->freezer->thread_count); } void brcmf_sdiod_freezer_uncount(struct brcmf_sdio_dev *sdiodev) { - atomic_dec(&sdiodev->freezer->thread_count); -} -#else -static int brcmf_sdiod_freezer_attach(struct brcmf_sdio_dev *sdiodev) -{ - return 0; + if (IS_ENABLED(CONFIG_PM_SLEEP)) + atomic_dec(&sdiodev->freezer->thread_count); } -static void brcmf_sdiod_freezer_detach(struct brcmf_sdio_dev *sdiodev) -{ -} -#endif /* CONFIG_PM_SLEEP */ - int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev) { sdiodev->state = BRCMF_SDIOD_DOWN; @@ -873,7 +865,8 @@ int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev) sdiodev->bus = NULL; } - brcmf_sdiod_freezer_detach(sdiodev); + if (IS_ENABLED(CONFIG_PM_SLEEP)) + brcmf_sdiod_freezer_detach(sdiodev); /* Disable Function 2 */ sdio_claim_host(sdiodev->func2); @@ -949,9 +942,11 @@ int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev) goto out; } - ret = brcmf_sdiod_freezer_attach(sdiodev); - if (ret) - goto out; + if (IS_ENABLED(CONFIG_PM_SLEEP)) { + ret = brcmf_sdiod_freezer_attach(sdiodev); + if (ret) + goto out; + } /* try to attach to the target device */ sdiodev->bus = brcmf_sdio_probe(sdiodev); @@ -1124,7 +1119,6 @@ void brcmf_sdio_wowl_config(struct device *dev, bool enabled) sdiodev->wowl_enabled = enabled; } -#ifdef CONFIG_PM_SLEEP static int brcmf_ops_sdio_suspend(struct device *dev) { struct sdio_func *func; @@ -1199,11 +1193,9 @@ static int brcmf_ops_sdio_resume(struct device *dev) return ret; } -static const struct dev_pm_ops brcmf_sdio_pm_ops = { - .suspend = brcmf_ops_sdio_suspend, - .resume = brcmf_ops_sdio_resume, -}; -#endif /* CONFIG_PM_SLEEP */ +static DEFINE_SIMPLE_DEV_PM_OPS(brcmf_sdio_pm_ops, + brcmf_ops_sdio_suspend, + brcmf_ops_sdio_resume); static struct sdio_driver brcmf_sdmmc_driver = { .probe = brcmf_ops_sdio_probe, @@ -1212,9 +1204,7 @@ static struct sdio_driver brcmf_sdmmc_driver = { .id_table = brcmf_sdmmc_ids, .drv = { .owner = THIS_MODULE, -#ifdef CONFIG_PM_SLEEP - .pm = &brcmf_sdio_pm_ops, -#endif /* CONFIG_PM_SLEEP */ + .pm = pm_sleep_ptr(&brcmf_sdio_pm_ops), .coredump = brcmf_dev_coredump, }, }; diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c index 55285cad527f..d34797a214ba 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c @@ -4020,15 +4020,14 @@ brcmf_sdio_probe_attach(struct brcmf_sdio *bus) */ brcmf_sdiod_sgtable_alloc(sdiodev); -#ifdef CONFIG_PM_SLEEP /* wowl can be supported when KEEP_POWER is true and (WAKE_SDIO_IRQ * is true or when platform data OOB irq is true). */ - if ((sdio_get_host_pm_caps(sdiodev->func1) & MMC_PM_KEEP_POWER) && + if (IS_ENABLED(CONFIG_PM_SLEEP) && + (sdio_get_host_pm_caps(sdiodev->func1) & MMC_PM_KEEP_POWER) && ((sdio_get_host_pm_caps(sdiodev->func1) & MMC_PM_WAKE_SDIO_IRQ) || (sdiodev->settings->bus.sdio.oob_irq_supported))) sdiodev->bus_if->wowl_supported = true; -#endif if (brcmf_sdio_kso_init(bus)) { brcmf_err("error enabling KSO\n"); diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h index 15d2c02fa3ec..47351ff458ca 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.h @@ -346,26 +346,10 @@ int brcmf_sdiod_abort(struct brcmf_sdio_dev *sdiodev, struct sdio_func *func); void brcmf_sdiod_sgtable_alloc(struct brcmf_sdio_dev *sdiodev); void brcmf_sdiod_change_state(struct brcmf_sdio_dev *sdiodev, enum brcmf_sdiod_state state); -#ifdef CONFIG_PM_SLEEP bool brcmf_sdiod_freezing(struct brcmf_sdio_dev *sdiodev); void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev); void brcmf_sdiod_freezer_count(struct brcmf_sdio_dev *sdiodev); void brcmf_sdiod_freezer_uncount(struct brcmf_sdio_dev *sdiodev); -#else -static inline bool brcmf_sdiod_freezing(struct brcmf_sdio_dev *sdiodev) -{ - return false; -} -static inline void brcmf_sdiod_try_freeze(struct brcmf_sdio_dev *sdiodev) -{ -} -static inline void brcmf_sdiod_freezer_count(struct brcmf_sdio_dev *sdiodev) -{ -} -static inline void brcmf_sdiod_freezer_uncount(struct brcmf_sdio_dev *sdiodev) -{ -} -#endif /* CONFIG_PM_SLEEP */ int brcmf_sdiod_probe(struct brcmf_sdio_dev *sdiodev); int brcmf_sdiod_remove(struct brcmf_sdio_dev *sdiodev);