From patchwork Thu Jan 10 21:02:53 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stephen Boyd X-Patchwork-Id: 10756871 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 2A5A191E for ; Thu, 10 Jan 2019 21:02:58 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1592129B88 for ; Thu, 10 Jan 2019 21:02:58 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 046AE29B96; Thu, 10 Jan 2019 21:02:58 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,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 87C2529B88 for ; Thu, 10 Jan 2019 21:02:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730923AbfAJVC4 (ORCPT ); Thu, 10 Jan 2019 16:02:56 -0500 Received: from mail-pl1-f195.google.com ([209.85.214.195]:43867 "EHLO mail-pl1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730901AbfAJVC4 (ORCPT ); Thu, 10 Jan 2019 16:02:56 -0500 Received: by mail-pl1-f195.google.com with SMTP id gn14so5707042plb.10 for ; Thu, 10 Jan 2019 13:02:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=chromium.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=r9FkhJ6TWk9mFRRIX54SBNrz1TGkybpJui6PCOPRa8U=; b=e2rHpHDVmCf/wlS7XjHyJqYeTMPk8o06hT45Hxl1qq4l4g+OTqeXVxwntbcZqFYIRV vgDsdoixd4XU1bt2XZERZSZWSvIFx1QzpRtleqzzboX0wqCt9QthSY4Me4/zbhbe4xMJ ubdkrU2P8X0X97Ud2CwyWAv8vz2dBoDJPoGH4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=r9FkhJ6TWk9mFRRIX54SBNrz1TGkybpJui6PCOPRa8U=; b=WW1talYuqw5pkX2wwzAUTt12c+RyRNiGo2XTLYHJMgo+uDK1RKhHvL9Uz/VMNF7Nju za1R4IBm+SKbmjHVQ3HCjk2jZzJ+Iwf9dpS4Sh9kGObtLNBjrD3OOGeM9GthmFp1h4cu oaZIC1t2ZhtXDNZOVJHFS2US7QOpkidcb+hKqi/VUkUZrXtKqMjlQ1wr1oRoYDv0KoE9 UVK238s1QP+44D8+Tm+/0bFeUCZX7XTzrS0MdsAizQgXcraOsu0I/AezSYVUiRd2A1RH NJ9aDe/AsLaQQ1GpU+8jf3O273BCOYpGl/QP5EhugUPzvyzNja4junO8WuMIBcLekZD9 s2Pw== X-Gm-Message-State: AJcUukd+xhPiBFcqr+RSJ/eCcRmRWn2JjwQuYjCcoWbl2W9z3Luq2v8v SmuGVAMC9CYQwTdgtSI/tu5RAQ== X-Google-Smtp-Source: ALg8bN7I1YNTakOvYKjUc5+oRzM02i28xPQu+mDV5BSmTlrjqbKn/N0mwQTAas4IY+AzpW8uXk7FSQ== X-Received: by 2002:a17:902:6b46:: with SMTP id g6mr11853684plt.21.1547154175410; Thu, 10 Jan 2019 13:02:55 -0800 (PST) Received: from smtp.gmail.com ([2620:15c:202:1:fa53:7765:582b:82b9]) by smtp.gmail.com with ESMTPSA id s37sm95562617pgm.19.2019.01.10.13.02.54 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 10 Jan 2019 13:02:54 -0800 (PST) From: Stephen Boyd To: Mark Brown Cc: linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, linux-arm-msm@vger.kernel.org, Girish Mahadevan , Dilip Kota , Alok Chauhan , Douglas Anderson Subject: [PATCH 2/2] spi: spi-geni-qcom: Get rid of forward declaration Date: Thu, 10 Jan 2019 13:02:53 -0800 Message-Id: <20190110210253.23219-2-swboyd@chromium.org> X-Mailer: git-send-email 2.20.1.97.g81188d93c3-goog In-Reply-To: <20190110210253.23219-1-swboyd@chromium.org> References: <20190110210253.23219-1-swboyd@chromium.org> MIME-Version: 1.0 Sender: linux-arm-msm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP We don't need this forward declaration. Move the function to where it needed so we can drop it and shave some lines of code. CC: Girish Mahadevan CC: Dilip Kota CC: Alok Chauhan Cc: Douglas Anderson Signed-off-by: Stephen Boyd --- drivers/spi/spi-geni-qcom.c | 55 ++++++++++++++++++------------------- 1 file changed, 26 insertions(+), 29 deletions(-) diff --git a/drivers/spi/spi-geni-qcom.c b/drivers/spi/spi-geni-qcom.c index c3e9464027d4..5f0b0d5bfef4 100644 --- a/drivers/spi/spi-geni-qcom.c +++ b/drivers/spi/spi-geni-qcom.c @@ -89,9 +89,6 @@ struct spi_geni_master { int irq; }; -static void handle_fifo_timeout(struct spi_master *spi, - struct spi_message *msg); - static int get_spi_clk_cfg(unsigned int speed_hz, struct spi_geni_master *mas, unsigned int *clk_idx, @@ -122,6 +119,32 @@ static int get_spi_clk_cfg(unsigned int speed_hz, return ret; } +static void handle_fifo_timeout(struct spi_master *spi, + struct spi_message *msg) +{ + struct spi_geni_master *mas = spi_master_get_devdata(spi); + unsigned long time_left, flags; + struct geni_se *se = &mas->se; + + spin_lock_irqsave(&mas->lock, flags); + reinit_completion(&mas->xfer_done); + mas->cur_mcmd = CMD_CANCEL; + geni_se_cancel_m_cmd(se); + writel(0, se->base + SE_GENI_TX_WATERMARK_REG); + spin_unlock_irqrestore(&mas->lock, flags); + time_left = wait_for_completion_timeout(&mas->xfer_done, HZ); + if (time_left) + return; + + spin_lock_irqsave(&mas->lock, flags); + reinit_completion(&mas->xfer_done); + geni_se_abort_m_cmd(se); + spin_unlock_irqrestore(&mas->lock, flags); + time_left = wait_for_completion_timeout(&mas->xfer_done, HZ); + if (!time_left) + dev_err(mas->dev, "Failed to cancel/abort m_cmd\n"); +} + static void spi_geni_set_cs(struct spi_device *slv, bool set_flag) { struct spi_geni_master *mas = spi_master_get_devdata(slv->master); @@ -356,32 +379,6 @@ static void setup_fifo_xfer(struct spi_transfer *xfer, writel(mas->tx_wm, se->base + SE_GENI_TX_WATERMARK_REG); } -static void handle_fifo_timeout(struct spi_master *spi, - struct spi_message *msg) -{ - struct spi_geni_master *mas = spi_master_get_devdata(spi); - unsigned long time_left, flags; - struct geni_se *se = &mas->se; - - spin_lock_irqsave(&mas->lock, flags); - reinit_completion(&mas->xfer_done); - mas->cur_mcmd = CMD_CANCEL; - geni_se_cancel_m_cmd(se); - writel(0, se->base + SE_GENI_TX_WATERMARK_REG); - spin_unlock_irqrestore(&mas->lock, flags); - time_left = wait_for_completion_timeout(&mas->xfer_done, HZ); - if (time_left) - return; - - spin_lock_irqsave(&mas->lock, flags); - reinit_completion(&mas->xfer_done); - geni_se_abort_m_cmd(se); - spin_unlock_irqrestore(&mas->lock, flags); - time_left = wait_for_completion_timeout(&mas->xfer_done, HZ); - if (!time_left) - dev_err(mas->dev, "Failed to cancel/abort m_cmd\n"); -} - static int spi_geni_transfer_one(struct spi_master *spi, struct spi_device *slv, struct spi_transfer *xfer)