From patchwork Thu Oct 14 13:26:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12558523 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 86DA4C433FE for ; Thu, 14 Oct 2021 13:26:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 68A73610CC for ; Thu, 14 Oct 2021 13:26:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231354AbhJNN2V (ORCPT ); Thu, 14 Oct 2021 09:28:21 -0400 Received: from mga06.intel.com ([134.134.136.31]:20897 "EHLO mga06.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231300AbhJNN2U (ORCPT ); Thu, 14 Oct 2021 09:28:20 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10136"; a="288543199" X-IronPort-AV: E=Sophos;i="5.85,372,1624345200"; d="scan'208";a="288543199" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Oct 2021 06:26:14 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,372,1624345200"; d="scan'208";a="548740863" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga004.fm.intel.com with ESMTP; 14 Oct 2021 06:26:12 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 0EE8C5C4; Thu, 14 Oct 2021 16:26:20 +0300 (EEST) From: Andy Shevchenko To: Ulf Hansson , Eric Biggers , Adrian Hunter , Raul E Rangel , Andy Shevchenko , linux-kernel@vger.kernel.org, linux-mmc@vger.kernel.org Subject: [PATCH v3 4/5] mmc: sdhci-pci: Remove dead code (cd_gpio, cd_irq et al) Date: Thu, 14 Oct 2021 16:26:12 +0300 Message-Id: <20211014132613.27861-5-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: <20211014132613.27861-1-andriy.shevchenko@linux.intel.com> References: <20211014132613.27861-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org The last user of this struct gone couple of releases ago. Remove the dead code for good and encourage people to use MMC core functionality for that. The removal is dependent on the previous removal of the struct sdhci_pci_data. Signed-off-by: Andy Shevchenko Acked-by: Adrian Hunter --- drivers/mmc/host/sdhci-pci-core.c | 76 +------------------------------ drivers/mmc/host/sdhci-pci.h | 2 - 2 files changed, 1 insertion(+), 77 deletions(-) diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c index 8938c63b1e77..e2b6f60e9f01 100644 --- a/drivers/mmc/host/sdhci-pci-core.c +++ b/drivers/mmc/host/sdhci-pci-core.c @@ -345,73 +345,6 @@ static int pch_hc_probe_slot(struct sdhci_pci_slot *slot) return 0; } -#ifdef CONFIG_PM - -static irqreturn_t sdhci_pci_sd_cd(int irq, void *dev_id) -{ - struct sdhci_pci_slot *slot = dev_id; - struct sdhci_host *host = slot->host; - - mmc_detect_change(host->mmc, msecs_to_jiffies(200)); - return IRQ_HANDLED; -} - -static void sdhci_pci_add_own_cd(struct sdhci_pci_slot *slot) -{ - int err, irq, gpio = slot->cd_gpio; - - slot->cd_gpio = -EINVAL; - slot->cd_irq = -EINVAL; - - if (!gpio_is_valid(gpio)) - return; - - err = devm_gpio_request(&slot->chip->pdev->dev, gpio, "sd_cd"); - if (err < 0) - goto out; - - err = gpio_direction_input(gpio); - if (err < 0) - goto out_free; - - irq = gpio_to_irq(gpio); - if (irq < 0) - goto out_free; - - err = request_irq(irq, sdhci_pci_sd_cd, IRQF_TRIGGER_RISING | - IRQF_TRIGGER_FALLING, "sd_cd", slot); - if (err) - goto out_free; - - slot->cd_gpio = gpio; - slot->cd_irq = irq; - - return; - -out_free: - devm_gpio_free(&slot->chip->pdev->dev, gpio); -out: - dev_warn(&slot->chip->pdev->dev, "failed to setup card detect wake up\n"); -} - -static void sdhci_pci_remove_own_cd(struct sdhci_pci_slot *slot) -{ - if (slot->cd_irq >= 0) - free_irq(slot->cd_irq, slot); -} - -#else - -static inline void sdhci_pci_add_own_cd(struct sdhci_pci_slot *slot) -{ -} - -static inline void sdhci_pci_remove_own_cd(struct sdhci_pci_slot *slot) -{ -} - -#endif - static int mfd_emmc_probe_slot(struct sdhci_pci_slot *slot) { slot->host->mmc->caps |= MMC_CAP_8_BIT_DATA | MMC_CAP_NONREMOVABLE; @@ -2128,7 +2061,6 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot( slot->chip = chip; slot->host = host; slot->rst_n_gpio = -EINVAL; - slot->cd_gpio = -EINVAL; slot->cd_idx = -1; host->hw_name = "PCI"; @@ -2199,15 +2131,11 @@ static struct sdhci_pci_slot *sdhci_pci_probe_slot( if (ret) goto remove; - sdhci_pci_add_own_cd(slot); - /* * Check if the chip needs a separate GPIO for card detect to wake up * from runtime suspend. If it is not there, don't allow runtime PM. - * Note sdhci_pci_add_own_cd() sets slot->cd_gpio to -EINVAL on failure. */ - if (chip->fixes && chip->fixes->own_cd_for_runtime_pm && - !gpio_is_valid(slot->cd_gpio) && slot->cd_idx < 0) + if (chip->fixes && chip->fixes->own_cd_for_runtime_pm && slot->cd_idx < 0) chip->allow_runtime_pm = false; return slot; @@ -2227,8 +2155,6 @@ static void sdhci_pci_remove_slot(struct sdhci_pci_slot *slot) int dead; u32 scratch; - sdhci_pci_remove_own_cd(slot); - dead = 0; scratch = readl(slot->host->ioaddr + SDHCI_INT_STATUS); if (scratch == (u32)-1) diff --git a/drivers/mmc/host/sdhci-pci.h b/drivers/mmc/host/sdhci-pci.h index 15b36cd47860..8bb3b9c78589 100644 --- a/drivers/mmc/host/sdhci-pci.h +++ b/drivers/mmc/host/sdhci-pci.h @@ -158,8 +158,6 @@ struct sdhci_pci_slot { struct sdhci_host *host; int rst_n_gpio; - int cd_gpio; - int cd_irq; int cd_idx; bool cd_override_level;