linux-kernel - [PATCH v14 04/12] dmaengine: imx-sdma: remove duplicated sdma_load

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1617809456-17693-5-git-send-email-yibin.gong@nxp.com>
Date:   Wed,  7 Apr 2021 23:30:48 +0800
From:   Robin Gong <yibin.gong@....com>
To:     vkoul@...nel.org, mark.rutland@....com, broonie@...nel.org,
        robh+dt@...nel.org, catalin.marinas@....com, will.deacon@....com,
        shawnguo@...nel.org, festevam@...il.com, s.hauer@...gutronix.de,
        martin.fuzzey@...wbird.group, u.kleine-koenig@...gutronix.de,
        dan.j.williams@...el.com, matthias.schiffer@...tq-group.com,
        frieder.schrempf@...tron.de, m.felsch@...gutronix.de,
        xiaoning.wang@....com
Cc:     linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        kernel@...gutronix.de, dmaengine@...r.kernel.org, linux-imx@....com
Subject: [PATCH v14 04/12] dmaengine: imx-sdma: remove duplicated sdma_load_context

Since sdma_transfer_init() will do sdma_load_context before any
sdma transfer, no need once more in sdma_config_channel().

Fixes: ad0d92d7ba6a ("dmaengine: imx-sdma: refine to load context only once")
Cc: <stable@...r.kernel.org>
Signed-off-by: Robin Gong <yibin.gong@....com>
Acked-by: Vinod Koul <vkoul@...nel.org>
Tested-by: Richard Leitner <richard.leitner@...data.com>
---
 drivers/dma/imx-sdma.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/dma/imx-sdma.c b/drivers/dma/imx-sdma.c
index 02f8584..1c636d2 100644
--- a/drivers/dma/imx-sdma.c
+++ b/drivers/dma/imx-sdma.c
@@ -1107,7 +1107,6 @@ static void sdma_set_watermarklevel_for_p2p(struct sdma_channel *sdmac)
 static int sdma_config_channel(struct dma_chan *chan)
 {
 	struct sdma_channel *sdmac = to_sdma_chan(chan);
-	int ret;
 
 	sdma_disable_channel(chan);
 
@@ -1147,9 +1146,7 @@ static int sdma_config_channel(struct dma_chan *chan)
 		sdmac->watermark_level = 0; /* FIXME: M3_BASE_ADDRESS */
 	}
 
-	ret = sdma_load_context(sdmac);
-
-	return ret;
+	return 0;
 }
 
 static int sdma_set_channel_priority(struct sdma_channel *sdmac,
-- 
2.7.4