From patchwork Mon Mar 13 17:02:46 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jisheng Zhang X-Patchwork-Id: 662730 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 C7B10C7618D for ; Mon, 13 Mar 2023 17:15:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229635AbjCMRPY (ORCPT ); Mon, 13 Mar 2023 13:15:24 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36006 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231599AbjCMRPB (ORCPT ); Mon, 13 Mar 2023 13:15:01 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DC055C12F; Mon, 13 Mar 2023 10:14:39 -0700 (PDT) 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 4ABE5B811AF; Mon, 13 Mar 2023 17:13:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C3434C433EF; Mon, 13 Mar 2023 17:13:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1678727618; bh=VQQHMfQI08CHIqPPov+coidO2k506v2YpxzAR1Asbws=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=B5XUSLN6KCOalBeoQw2MdjMOVgKbJeN2gZW04b1yMzFXknpV6v3wo1qM6LeWEfupG XBSJS3/Y1RzE8GYJyimlbLmEOQRcT0G8xtGywFU1ybi7pPVp5vypPiiKMu0YaIwo75 afPLg7DdMVXPmHbGczTNtX9fcBVCJT6k9lFFevYhqMUkmCCU0TMeSiQZAgBhd4hU+g 0cA++XBHRqtQqvlvQIcYJX6kB7EOG2cfASrcF/Sa1Z2B+r43fX8pxpZTrXvzYxkFCX TcrvLcbMc76zGn/b+CakmtgaKqWS5Hk2PHS+SctCckSsp4LPkhf45oPL8jF3ZDkqrH YfDGJlHmnv5AQ== From: Jisheng Zhang To: Lars-Peter Clausen , Vinod Koul , Eugeniy Paltsev , Logan Gunthorpe , Sinan Kaya , Andy Gross , Bjorn Andersson , Konrad Dybcio , Orson Zhai , Baolin Wang , Chunyan Zhang Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org Subject: [PATCH 1/5] dmaengine: dw-axi-dmac: Don't set chancnt Date: Tue, 14 Mar 2023 01:02:46 +0800 Message-Id: <20230313170250.815-2-jszhang@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230313170250.815-1-jszhang@kernel.org> References: <20230313170250.815-1-jszhang@kernel.org> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org The dma framework will calculate the dma channels chancnt, setting it outself is wrong. Signed-off-by: Jisheng Zhang --- drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c index 4169e1d7d5ca..7f3a60e28e38 100644 --- a/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c +++ b/drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c @@ -1445,7 +1445,6 @@ static int dw_probe(struct platform_device *pdev) dma_cap_set(DMA_CYCLIC, dw->dma.cap_mask); /* DMA capabilities */ - dw->dma.chancnt = hdata->nr_channels; dw->dma.max_burst = hdata->axi_rw_burst_len; dw->dma.src_addr_widths = AXI_DMA_BUSWIDTHS; dw->dma.dst_addr_widths = AXI_DMA_BUSWIDTHS;