From patchwork Tue Oct 25 09:02:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tudor Ambarus X-Patchwork-Id: 13018850 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3D86CC38A2D for ; Tue, 25 Oct 2022 09:19:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=R0E6IgTBKD9XCWbe9oD8koUIWELDCpCKEryHPYxN5tA=; b=cUodjBYcL3yvu3 kXn0k5DmOZWaNr2Us2PUHc82mJ/Uci/fvi0DV6mjMoqCl6gH+GTQtXPElbylTkhJHlGyEBzwV/LMi JzaKduUnEyBATWxK3VP+3TQQQ6BzUWpG70Gvke2ad/Wc+VjkVDDaHGid+YcwMMA8xSM6BtxFlSbTx hDNt2UoMEnBgIi43O0lWBITz7qY+ERHzlK1JYYCrvDkradE2yWYMti5vC6epsb+2WeVWcXAJhNK35 2TnwEUjAig2CKstMCCs18hEpTYFwBVWd3H9P9mTGpQf7kUU/5DTa0KpnHuUkXe8ud3ddIHeT05fsU 5C1xVSmrDAO+1EETrnUg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1onG4T-004Vrt-1Y; Tue, 25 Oct 2022 09:18:05 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1onFrA-004Pcq-3l for linux-arm-kernel@lists.infradead.org; Tue, 25 Oct 2022 09:04:21 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1666688659; x=1698224659; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=DNAY7VAtyOz7UkqIW9MBLxULwOivUa2HVnvrZrgiFrY=; b=OYICH/C2KwsBGeRh/T1EfGzYWxhQkjVFIw6vMjF2t3U2YITja9hgOVlz He5zfm/usiSSxpbT5dzRv++37X1epaW1u86+vRcBuJsDTgqoVXakn3lIt BdjwV/0AeST65geSuJd3hjr3whxPTNQ9fVHX6GD9rtUFog1TGYVzdadbA l9VcLB5p/QRvrISV7k2RwkGPJVP7A7chiZOTEAW3/rpIisltb6albCFdA nAWb8nK3U9gY4pvgXsQnmclhC+ehJBPwujWRIspvUzn+wZ6m8fb7Kzhar ruEGIvwGGZ2dXACjYgUmXx5LJF65wKVZ1KsCqKx9xQF1M/6CblrpDHjGZ g==; X-IronPort-AV: E=Sophos;i="5.95,211,1661842800"; d="scan'208";a="120221361" Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa6.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 25 Oct 2022 02:04:18 -0700 Received: from chn-vm-ex03.mchp-main.com (10.10.85.151) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.12; Tue, 25 Oct 2022 02:04:12 -0700 Received: from ROB-ULT-M18064N.mchp-main.com (10.10.115.15) by chn-vm-ex03.mchp-main.com (10.10.85.151) with Microsoft SMTP Server id 15.1.2507.12 via Frontend Transport; Tue, 25 Oct 2022 02:04:09 -0700 From: Tudor Ambarus To: , , Subject: [PATCH v2 20/32] dmaengine: at_hdmac: s/atc_get_bytes_left/atc_get_residue Date: Tue, 25 Oct 2022 12:02:54 +0300 Message-ID: <20221025090306.297886-21-tudor.ambarus@microchip.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221025090306.297886-1-tudor.ambarus@microchip.com> References: <20221025090306.297886-1-tudor.ambarus@microchip.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221025_020420_255760_63A0F0B2 X-CRM114-Status: GOOD ( 10.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Tudor Ambarus , maciej.sosnowski@intel.com, linux-kernel@vger.kernel.org, mripard@kernel.org, linux-arm-kernel@lists.infradead.org, dmaengine@vger.kernel.org, torfl6749@gmail.com Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Use dmaengine terminology and rename the method to better indicate what it does: it gets the residue value which will be later on set with dma_set_residue(). Signed-off-by: Tudor Ambarus --- drivers/dma/at_hdmac.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index e2c46f32b284..6c328cd16983 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -308,15 +308,15 @@ static inline u32 atc_calc_bytes_left(u32 current_len, u32 ctrla) } /** - * atc_get_bytes_left - get the number of bytes residue for a cookie. + * atc_get_residue - get the number of bytes residue for a cookie. * The residue is passed by address and updated on success. * @chan: DMA channel * @cookie: transaction identifier to check status of * @residue: residue to be updated. * Return 0 on success, -errono otherwise. */ -static int atc_get_bytes_left(struct dma_chan *chan, dma_cookie_t cookie, - u32 *residue) +static int atc_get_residue(struct dma_chan *chan, dma_cookie_t cookie, + u32 *residue) { struct at_dma_chan *atchan = to_at_dma_chan(chan); struct at_desc *desc_first = atc_first_active(atchan); @@ -1471,10 +1471,7 @@ atc_tx_status(struct dma_chan *chan, return dma_status; spin_lock_irqsave(&atchan->lock, flags); - - /* Get number of bytes left in the active transactions */ - ret = atc_get_bytes_left(chan, cookie, &residue); - + ret = atc_get_residue(chan, cookie, &residue); spin_unlock_irqrestore(&atchan->lock, flags); if (unlikely(ret < 0)) {