From patchwork Thu May 5 10:26:32 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Amelie Delaunay X-Patchwork-Id: 12839353 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 67E9BC433EF for ; Thu, 5 May 2022 10:27:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1355500AbiEEKav (ORCPT ); Thu, 5 May 2022 06:30:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38586 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1350947AbiEEKav (ORCPT ); Thu, 5 May 2022 06:30:51 -0400 Received: from mx07-00178001.pphosted.com (mx08-00178001.pphosted.com [91.207.212.93]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E8AB44B1EF; Thu, 5 May 2022 03:27:11 -0700 (PDT) Received: from pps.filterd (m0046660.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 2458kk5s026502; Thu, 5 May 2022 12:26:55 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foss.st.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding : content-type; s=selector1; bh=U6Bf9hl5wzM7Kpw0BRIGT7+zxjqmU+6MCbiv78o43HQ=; b=uKxJBbrQebDAJL1hegBON8CuXGn3vGGx8dUygYvFjYDiYidzgmg5nfLJOEsoVBKZSOzB TTRwyVs641g4Tw7P33i/You4WSEI00M6Lyo7xsrFaTLz31J5HjI84Z2hQEhupbKDifd2 UmNrGJqlqUehNEnaEEouJnvdaM2Iv0mC+djI8mFwy6W13jMfVmK65/JPTnihKnAokS6v Jc3tBT0/bg0lhTVfUkNRsnxE9vUC4bjHT13rLgpNKBYE0HUb8AJByffNYGsOYssWqtGl r9OgR9d2E8dh6q6y8wse7MRJheplgxVAT06ZSGMLNp9yaPnkYUf4ihIDwdZWLnC74xDH FA== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com (PPS) with ESMTPS id 3frt8937f4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 05 May 2022 12:26:55 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id AD7A010002A; Thu, 5 May 2022 12:26:53 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag2node2.st.com [10.75.127.5]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id A51622171CE; Thu, 5 May 2022 12:26:53 +0200 (CEST) Received: from localhost (10.75.127.51) by SFHDAG2NODE2.st.com (10.75.127.5) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Thu, 5 May 2022 12:26:53 +0200 From: Amelie Delaunay To: Vinod Koul , Maxime Coquelin , Alexandre Torgue CC: , , , , Amelie Delaunay Subject: [PATCH 0/4] STM32 DMA pause/resume support Date: Thu, 5 May 2022 12:26:32 +0200 Message-ID: <20220505102636.35506-1-amelie.delaunay@foss.st.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.75.127.51] X-ClientProxiedBy: SFHDAG2NODE3.st.com (10.75.127.6) To SFHDAG2NODE2.st.com (10.75.127.5) X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.858,Hydra:6.0.486,FMLib:17.11.64.514 definitions=2022-05-05_04,2022-05-05_01,2022-02-23_01 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org This patchset introduces pause/resume support in stm32-dma driver. [1/4], [2/4] and [3/4] ease the introduction of device_pause/device_resume ops management in [4/4]. Amelie Delaunay (4): dmaengine: stm32-dma: introduce stm32_dma_sg_inc to manage chan->next_sg dmaengine: stm32-dma: pass DMA_SxSCR value to stm32_dma_handle_chan_done() dmaengine: stm32-dma: rename pm ops before dma pause/resume introduction dmaengine: stm32-dma: add device_pause/device_resume support drivers/dma/stm32-dma.c | 311 ++++++++++++++++++++++++++++++++++------ 1 file changed, 268 insertions(+), 43 deletions(-)