From mboxrd@z Thu Jan 1 00:00:00 1970 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 DDA08C4332F for ; Wed, 23 Nov 2022 09:11:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236924AbiKWJLV (ORCPT ); Wed, 23 Nov 2022 04:11:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51576 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237212AbiKWJLA (ORCPT ); Wed, 23 Nov 2022 04:11:00 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7556410610A for ; Wed, 23 Nov 2022 01:10:59 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 2A46CB81EEB for ; Wed, 23 Nov 2022 09:10:58 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7F5CFC433D7; Wed, 23 Nov 2022 09:10:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1669194656; bh=AmC6SWLQpycyWMTHoLh+kSTNdTTY02B8nw0QpKdJHXw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dcB6lbI7ey6yqgZVpZO6mmQjEJiXLfGiv04YMvqKmJK3fnZsDY1H6JrN/adY7uiIO O5GcgmUo1Ft4SbUm8jmtIivR7zO2OirgTxs3adN0X7RjUSjgDS+ZSjzYXr/5QsnifT RSDo78xCwdNqwfA5r7dy7UfhTdpQLXD7YEOsZr+E= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Doug Brown , Vinod Koul , Sasha Levin Subject: [PATCH 5.4 024/156] dmaengine: pxa_dma: use platform_get_irq_optional Date: Wed, 23 Nov 2022 09:49:41 +0100 Message-Id: <20221123084558.813557772@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221123084557.816085212@linuxfoundation.org> References: <20221123084557.816085212@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Doug Brown [ Upstream commit b3d726cb8497c6b12106fd617d46eef11763ea86 ] The first IRQ is required, but IRQs 1 through (nb_phy_chans - 1) are optional, because on some platforms (e.g. PXA168) there is a single IRQ shared between all channels. This change inhibits a flood of "IRQ index # not found" messages at startup. Tested on a PXA168-based device. Fixes: 7723f4c5ecdb ("driver core: platform: Add an error message to platform_get_irq*()") Signed-off-by: Doug Brown Link: https://lore.kernel.org/r/20220906000709.52705-1-doug@schmorgal.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/pxa_dma.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/dma/pxa_dma.c b/drivers/dma/pxa_dma.c index b4ef4f19f7de..68d9d60c051d 100644 --- a/drivers/dma/pxa_dma.c +++ b/drivers/dma/pxa_dma.c @@ -1249,14 +1249,14 @@ static int pxad_init_phys(struct platform_device *op, return -ENOMEM; for (i = 0; i < nb_phy_chans; i++) - if (platform_get_irq(op, i) > 0) + if (platform_get_irq_optional(op, i) > 0) nr_irq++; for (i = 0; i < nb_phy_chans; i++) { phy = &pdev->phys[i]; phy->base = pdev->base; phy->idx = i; - irq = platform_get_irq(op, i); + irq = platform_get_irq_optional(op, i); if ((nr_irq > 1) && (irq > 0)) ret = devm_request_irq(&op->dev, irq, pxad_chan_handler, -- 2.35.1