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 25B4A60267; Tue, 13 Feb 2024 17:26:58 +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=1707845219; cv=none; b=DYVqedtkop2cDZrYSaOp4IK7qF58uAXfHasGvabsLEAPtVSkWwBmpR5OoyvpTwrnewy8AeozC5th80bpTzIrrIH5BbIWF0hS1DWxDic5EzU6OEi5DOmA8UDnDG1gCbzmk1wYVSgy+dVLZSz0Yx6JT0xzbaDgOCl6adWpbjK3GLo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707845219; c=relaxed/simple; bh=+E4AmGPgqthgks8juJupYrENfR0HaQi0llxE2qEsSAw=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=IbXmpfP76Oa6v6DGXM6Upc0uc+Fk6iwf+5SkqKfYTKbJrU2gI3/6coGjJY0hRzcvraVJHUHGGoWFzEqO3pDp8AZ/NPHCosvLMNsYcEJ6E7yV2/r1EQ7NsvivFAEpW8yv+7Iewo2sjoYTWrIbo+6MVKCYnHOozyxUdV3XHaPTTXc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=XNC6+LyP; 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="XNC6+LyP" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 37FE5C433C7; Tue, 13 Feb 2024 17:26:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1707845218; bh=+E4AmGPgqthgks8juJupYrENfR0HaQi0llxE2qEsSAw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=XNC6+LyPOklsvbmn3IgZlF9YKvEl/tSZ24/P7TmfRgxDZp/pghTNNzMAh0gZV1OBo D+iS9t1ZoRbZlXgHu5x9CIy7PwyY6xM41XxAS42W3FPP/Dn556xqXUcCtyH9jsF87J 6cbKwP38Yos4LU3q6TsnVrgTTbIl9EVAQUHttAlg= 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 6.6 008/121] dmaengine: fix is_slave_direction() return false when DMA_DEV_TO_DEV Date: Tue, 13 Feb 2024 18:20:17 +0100 Message-ID: <20240213171853.200110283@linuxfoundation.org> X-Mailer: git-send-email 2.43.1 In-Reply-To: <20240213171852.948844634@linuxfoundation.org> References: <20240213171852.948844634@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 6.6-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 c3656e590213..cff3dba65820 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -955,7 +955,8 @@ 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