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Tue, 23 Dec 2025 12:43:00 -0800 (PST) From: Rosen Penev To: dmaengine@vger.kernel.org Cc: Vinod Koul , linux-kernel@vger.kernel.org (open list) Subject: [PATCHv5 1/2] dmaengine: mv_xor: use devm_platform_ioremap_resource Date: Tue, 23 Dec 2025 12:42:41 -0800 Message-ID: <20251223204242.3415-2-rosenp@gmail.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251223204242.3415-1-rosenp@gmail.com> References: <20251223204242.3415-1-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: quoted-printable Content-Type: text/plain; charset="utf-8" Simplifies probe slightly by removing explicit struct resource pointers and platform_get_resource calls. Signed-off-by: Rosen Penev --- drivers/dma/mv_xor.c | 23 ++++++----------------- 1 file changed, 6 insertions(+), 17 deletions(-) diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c index 5e8386296046..3597ad8d1220 100644 --- a/drivers/dma/mv_xor.c +++ b/drivers/dma/mv_xor.c @@ -1309,7 +1309,6 @@ static int mv_xor_probe(struct platform_device *pdev) const struct mbus_dram_target_info *dram; struct mv_xor_device *xordev; struct mv_xor_platform_data *pdata =3D dev_get_platdata(&pdev->dev); - struct resource *res; unsigned int max_engines, max_channels; int i, ret; =20 @@ -1319,23 +1318,13 @@ static int mv_xor_probe(struct platform_device *pde= v) if (!xordev) return -ENOMEM; =20 - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 0); - if (!res) - return -ENODEV; + xordev->xor_base =3D devm_platform_ioremap_resource(pdev, 0); + if (IS_ERR(xordev->xor_base)) + return PTR_ERR(xordev->xor_base); =20 - xordev->xor_base =3D devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!xordev->xor_base) - return -EBUSY; - - res =3D platform_get_resource(pdev, IORESOURCE_MEM, 1); - if (!res) - return -ENODEV; - - xordev->xor_high_base =3D devm_ioremap(&pdev->dev, res->start, - resource_size(res)); - if (!xordev->xor_high_base) - return -EBUSY; + xordev->xor_high_base =3D devm_platform_ioremap_resource(pdev, 1); + if (IS_ERR(xordev->xor_high_base)) + return PTR_ERR(xordev->xor_high_base); =20 platform_set_drvdata(pdev, xordev); =20 --=20 2.52.0