From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 82F0A69D38; Wed, 21 Feb 2024 14:09:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708524551; cv=none; b=SmoHS0vmHuSP/JLEurM+rNZLWDgzuAhQvAaoSfDH7H/+vF9ITPqEwYhkr8QIH6SUiGRb9jMe8W/S+AhComKNMneMjqvDpEV4DfG58VZqzTiCoGcK/BpBEuNOvB3v+ZqS301cN4DtwSE1UDqWL2QAtcR4/rfZCKp+rm3dz+hWOPg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708524551; c=relaxed/simple; bh=OFFMLXRN92IHraWF2FJmlIEZ2Q04DLrJN8Brnunn3+0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=DrdEfMTduZrPV0q4y/mrAOBE4BlTKySsS1zmT44Q6p6gHLsIc/IkyDXdKtgOnCn2uh5B2tXkn5qRmHYeVohArEQhwz4sc9pKJk9ny7ss66UggWZVPUP3xJcy+KODAPM59MYTSbGlhmiD0TBN03cUSSV1ljG5GfjmefIu7E8xM3s= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=dMUU04wr; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="dMUU04wr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 08310C433C7; Wed, 21 Feb 2024 14:09:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1708524551; bh=OFFMLXRN92IHraWF2FJmlIEZ2Q04DLrJN8Brnunn3+0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dMUU04wreuVJMALqs0XrutCzM3SxCu83XjANrb7KoH87avf4IwfFh/u/kuoHtsr40 2YEFTtbNx8EdcQM0U59cnEwHsRf9XeGS37zYgOabrLRCswiY3M3SnppuvJiqJzryku wHDt5UXgj8dztDT8TLVH5WuHAzGCNLqaQjaEkLgw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Frank Li , Vinod Koul , Sasha Levin Subject: [PATCH 5.10 251/379] dmaengine: fix is_slave_direction() return false when DMA_DEV_TO_DEV Date: Wed, 21 Feb 2024 14:07:10 +0100 Message-ID: <20240221130002.340313034@linuxfoundation.org> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240221125954.917878865@linuxfoundation.org> References: <20240221125954.917878865@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.10-stable review patch. If anyone has any objections, please let me know. ------------------ From: Frank Li [ Upstream commit a22fe1d6dec7e98535b97249fdc95c2be79120bb ] is_slave_direction() should return true when direction is DMA_DEV_TO_DEV. Fixes: 49920bc66984 ("dmaengine: add new enum dma_transfer_direction") Signed-off-by: Frank Li Link: https://lore.kernel.org/r/20240123172842.3764529-1-Frank.Li@nxp.com Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- include/linux/dmaengine.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index dd357a747780..4e4cce0ad4d7 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -949,7 +949,8 @@ static inline int dmaengine_slave_config(struct dma_chan *chan, static inline bool is_slave_direction(enum dma_transfer_direction direction) { - return (direction == DMA_MEM_TO_DEV) || (direction == DMA_DEV_TO_MEM); + return (direction == DMA_MEM_TO_DEV) || (direction == DMA_DEV_TO_MEM) || + (direction == DMA_DEV_TO_DEV); } static inline struct dma_async_tx_descriptor *dmaengine_prep_slave_single( -- 2.43.0