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Thu, 11 Jun 2026 14:07:46 -0700 (PDT) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Vinod Koul , Frank Li , Thomas Petazzoni , Gregory CLEMENT , Marcin Wojtas , Rob Herring , linux-kernel@vger.kernel.org (open list) Subject: [PATCHv2 5/9] dmaengine: mv_xor: use devm_clk_get_optional_enabled Date: Thu, 11 Jun 2026 14:07:17 -0700 Message-ID: <20260611210721.81979-6-rosenp@gmail.com> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260611210721.81979-1-rosenp@gmail.com> References: <20260611210721.81979-1-rosenp@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Replace clk_get() + clk_prepare_enable() + clk_put() with devm_clk_get_optional_enabled(). This eliminates the need for manual clock cleanup in the probe error path. Assisted-by: opencode:big-pickle Signed-off-by: Rosen Penev --- drivers/dma/mv_xor.c | 14 +++----------- 1 file changed, 3 insertions(+), 11 deletions(-) diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 44a7d4f7fb0d..d9403172ef59 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -1383,12 +1383,9 @@ static int mv_xor_probe(struct platform_device *pdev) mv_xor_conf_mbus_windows(xordev, dram); } - /* Not all platforms can gate the clock, so it is not - * an error if the clock does not exists. - */ - xordev->clk = clk_get(&pdev->dev, NULL); - if (!IS_ERR(xordev->clk)) - clk_prepare_enable(xordev->clk); + xordev->clk = devm_clk_get_optional_enabled(&pdev->dev, NULL); + if (IS_ERR(xordev->clk)) + return PTR_ERR(xordev->clk); /* * We don't want to have more than one channel per CPU in @@ -1477,11 +1474,6 @@ static int mv_xor_probe(struct platform_device *pdev) irq_dispose_mapping(xordev->channels[i]->irq); } - if (!IS_ERR(xordev->clk)) { - clk_disable_unprepare(xordev->clk); - clk_put(xordev->clk); - } - return ret; } -- 2.54.0