From nobody Fri Apr 3 22:11:46 2026 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 06B7D39185D; Mon, 23 Mar 2026 10:50:00 +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=1774263001; cv=none; b=OG4oZLzxubGxmDXoatlQHP8r78ZTv8OR2pX0tz8/LhlFXLSe3B5kwa5IvucvSIQNbBFEHISN3U7k3G2LGaZ8Ku2wA0b6Rj0ey9OD1kEvW4yrrfOstpaox1IYA6eO9fm1GGj2Drd+DUgHdDYgBX3p3oIvCx8yf3yDkm2Lnq2rHRs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774263001; c=relaxed/simple; bh=zfb0tGDWInGpIdZ033w7Mc3V9tJctj5+EAPSBqUzxMQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LpYmHlNcvtORLlVn4a5iZoItcbwbeC0nKqhZKiCoepUmM/hlHFpJIRtv6xcyaJETHXuac/Iv1Z2a0IV8EFz+pl198WU5Mnovf3uo92cOVPhfF7WQVRJUkQA3KiZ04i2OJ9+uofm2q32Rn6PNGbMIQNR3r60ixE+IbIPpX2Ct4OE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=lM+deHvV; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="lM+deHvV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B42FAC2BC87; Mon, 23 Mar 2026 10:50:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1774263000; bh=zfb0tGDWInGpIdZ033w7Mc3V9tJctj5+EAPSBqUzxMQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=lM+deHvVMsb5p15Rcodqs3st9C4TCzSTyfZ1fc5+kSjccvB0qCUWOK9r6ttfQdKMf gr2byY6MykA+H/ryJ0PldAZb4rATpd5/2Y8MnWqMemjRmMc+ju7xZbuVoBBgg4Dh+D OYrcFuwN0V/KDp0qgpdPF8TeI0N/uhEDv9sR50uTmL/TyHimajytO08oGgD2pyndMt K9tcUQqt+2S+ETRwaeMsk9ViMhPkcHD+6j33lTKxRSzft6qL9KPMwY78Ckk/VA7KNR 3zdyfZ2eeVIL2FvzGAiTqtQAcWUa+64DS3XqYMdiGy4EbgHaFMi05w7qgnrLdOr2l8 1324s89q37tsQ== Received: from johan by xi.lan with local (Exim 4.98.2) (envelope-from ) id 1w4cr8-00000003Xio-1ZDt; Mon, 23 Mar 2026 11:49:58 +0100 From: Johan Hovold To: Mark Brown Cc: Frank Li , Sascha Hauer , Heiko Stuebner , Laxman Dewangan , linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [PATCH 2/5] spi: imx: switch to managed controller allocation Date: Mon, 23 Mar 2026 11:49:45 +0100 Message-ID: <20260323104948.844583-3-johan@kernel.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260323104948.844583-1-johan@kernel.org> References: <20260323104948.844583-1-johan@kernel.org> 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" Switch to device managed controller allocation to simplify error handling and to avoid having to take another reference during deregistration. Signed-off-by: Johan Hovold --- drivers/spi/spi-imx.c | 45 ++++++++++++++----------------------------- 1 file changed, 14 insertions(+), 31 deletions(-) diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c index a8d90c86a8a1..4747899e0646 100644 --- a/drivers/spi/spi-imx.c +++ b/drivers/spi/spi-imx.c @@ -2231,11 +2231,9 @@ static int spi_imx_probe(struct platform_device *pde= v) target_mode =3D devtype_data->has_targetmode && of_property_read_bool(np, "spi-slave"); if (target_mode) - controller =3D spi_alloc_target(&pdev->dev, - sizeof(struct spi_imx_data)); + controller =3D devm_spi_alloc_target(&pdev->dev, sizeof(*spi_imx)); else - controller =3D spi_alloc_host(&pdev->dev, - sizeof(struct spi_imx_data)); + controller =3D devm_spi_alloc_host(&pdev->dev, sizeof(*spi_imx)); if (!controller) return -ENOMEM; =20 @@ -2304,40 +2302,31 @@ static int spi_imx_probe(struct platform_device *pd= ev) init_completion(&spi_imx->xfer_done); =20 spi_imx->base =3D devm_platform_get_and_ioremap_resource(pdev, 0, &res); - if (IS_ERR(spi_imx->base)) { - ret =3D PTR_ERR(spi_imx->base); - goto out_controller_put; - } + if (IS_ERR(spi_imx->base)) + return PTR_ERR(spi_imx->base); + spi_imx->base_phys =3D res->start; =20 irq =3D platform_get_irq(pdev, 0); - if (irq < 0) { - ret =3D irq; - goto out_controller_put; - } + if (irq < 0) + return irq; =20 ret =3D devm_request_irq(&pdev->dev, irq, spi_imx_isr, 0, dev_name(&pdev->dev), spi_imx); - if (ret) { - dev_err(&pdev->dev, "can't get irq%d: %d\n", irq, ret); - goto out_controller_put; - } + if (ret) + return dev_err_probe(&pdev->dev, ret, "can't get irq%d\n", irq); =20 spi_imx->clk_ipg =3D devm_clk_get(&pdev->dev, "ipg"); - if (IS_ERR(spi_imx->clk_ipg)) { - ret =3D PTR_ERR(spi_imx->clk_ipg); - goto out_controller_put; - } + if (IS_ERR(spi_imx->clk_ipg)) + return PTR_ERR(spi_imx->clk_ipg); =20 spi_imx->clk_per =3D devm_clk_get(&pdev->dev, "per"); - if (IS_ERR(spi_imx->clk_per)) { - ret =3D PTR_ERR(spi_imx->clk_per); - goto out_controller_put; - } + if (IS_ERR(spi_imx->clk_per)) + return PTR_ERR(spi_imx->clk_per); =20 ret =3D clk_prepare_enable(spi_imx->clk_per); if (ret) - goto out_controller_put; + return ret; =20 ret =3D clk_prepare_enable(spi_imx->clk_ipg); if (ret) @@ -2389,8 +2378,6 @@ static int spi_imx_probe(struct platform_device *pdev) clk_disable_unprepare(spi_imx->clk_ipg); out_put_per: clk_disable_unprepare(spi_imx->clk_per); -out_controller_put: - spi_controller_put(controller); =20 return ret; } @@ -2401,8 +2388,6 @@ static void spi_imx_remove(struct platform_device *pd= ev) struct spi_imx_data *spi_imx =3D spi_controller_get_devdata(controller); int ret; =20 - spi_controller_get(controller); - spi_unregister_controller(controller); =20 ret =3D pm_runtime_get_sync(spi_imx->dev); @@ -2416,8 +2401,6 @@ static void spi_imx_remove(struct platform_device *pd= ev) pm_runtime_disable(spi_imx->dev); =20 spi_imx_sdma_exit(spi_imx); - - spi_controller_put(controller); } =20 static int spi_imx_runtime_resume(struct device *dev) --=20 2.52.0