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 3520F391E7F; Mon, 23 Mar 2026 10:50:01 +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=cqybGr+lok5Isn38AKhCuXPOm1RFStCQbnXFCmtBqzcSvNAEx+ZkI0AuvGZhPgex7fUN0ec4x8hEeSjaz/lDdw1knVgdziPr+dyN/1IpmwsdibOwsTAul+Y+6PxiEPOVm24AFcCBc11KgxUAiQ93/m5kVoPxkrhHGq++qJe0N5w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774263001; c=relaxed/simple; bh=VARrRBCImFUXBLN3AofHXXDlpxj1GOHl1SFpB9FPolM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=fbqnu4omNX8ZDhF4FPNyqS4RE7bSnDvg8ELcD+Dr/FZyYKIa+DOJR3zowJx1Kt+RIS9u3yb/980DLXDm3YiRBNlGB+X8xxMuEpTsQKwzmn/HDRQQWuGk7HPXOWG8bf1OtXuf4Kcg7gBCRqQWCCyjE1jlLKXyGbg8peYIi+Tqk1E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=rRR0b2nH; 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="rRR0b2nH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BD798C2BCB5; 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=VARrRBCImFUXBLN3AofHXXDlpxj1GOHl1SFpB9FPolM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=rRR0b2nH2J7+sVWt5mpJL3F0mhyQlSKTPMy1+LeYa4wCvYsHh2vXMtHfg+mcWhTqA hr7kOjQxmDKCUFI5Ap8SqdQifsuj+9IniZMa9nkB9FZYOK7gS2AxJ5AoSr+aF+L0NQ l0PC97NduE5DD9eYuq7SC5Uvpjd7iPcGhcezkQbBqRH4giUpiU4RVq4xSxDqff+dks iQZii9WuHFHwG6KtB9LBhlaBUfYnOIXO5PhfXa71I1uNKlBqSkDLVG93iizr4+fzK/ undrIpEYhm/XqbJXcF7J7cLPvLWCJmU7IP2+NM8W0UoZJj3GE8hbd6Uh+E1Bet/VoL BAv1AvQuZOzYw== Received: from johan by xi.lan with local (Exim 4.98.2) (envelope-from ) id 1w4cr8-00000003Xiu-1gIr; 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 5/5] spi: rockchip: switch to managed controller allocation Date: Mon, 23 Mar 2026 11:49:48 +0100 Message-ID: <20260323104948.844583-6-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: 8bit 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-rockchip.c | 36 +++++++++++++----------------------- 1 file changed, 13 insertions(+), 23 deletions(-) diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index eb1992b4178e..14cd1b9d9793 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -767,9 +767,9 @@ static int rockchip_spi_probe(struct platform_device *pdev) target_mode = of_property_read_bool(np, "spi-slave"); if (target_mode) - ctlr = spi_alloc_target(&pdev->dev, sizeof(struct rockchip_spi)); + ctlr = devm_spi_alloc_target(&pdev->dev, sizeof(*rs)); else - ctlr = spi_alloc_host(&pdev->dev, sizeof(struct rockchip_spi)); + ctlr = devm_spi_alloc_host(&pdev->dev, sizeof(*rs)); if (!ctlr) return -ENOMEM; @@ -780,35 +780,31 @@ static int rockchip_spi_probe(struct platform_device *pdev) /* Get basic io resource and map it */ rs->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem); - if (IS_ERR(rs->regs)) { - ret = PTR_ERR(rs->regs); - goto err_put_ctlr; - } + if (IS_ERR(rs->regs)) + return PTR_ERR(rs->regs); rs->apb_pclk = devm_clk_get_enabled(&pdev->dev, "apb_pclk"); if (IS_ERR(rs->apb_pclk)) { - ret = dev_err_probe(&pdev->dev, PTR_ERR(rs->apb_pclk), - "Failed to get apb_pclk\n"); - goto err_put_ctlr; + return dev_err_probe(&pdev->dev, PTR_ERR(rs->apb_pclk), + "Failed to get apb_pclk\n"); } rs->spiclk = devm_clk_get_enabled(&pdev->dev, "spiclk"); if (IS_ERR(rs->spiclk)) { - ret = dev_err_probe(&pdev->dev, PTR_ERR(rs->spiclk), - "Failed to get spi_pclk\n"); - goto err_put_ctlr; + return dev_err_probe(&pdev->dev, PTR_ERR(rs->spiclk), + "Failed to get spi_pclk\n"); } spi_enable_chip(rs, false); ret = platform_get_irq(pdev, 0); if (ret < 0) - goto err_put_ctlr; + return ret; ret = devm_request_irq(&pdev->dev, ret, rockchip_spi_isr, 0, dev_name(&pdev->dev), ctlr); if (ret) - goto err_put_ctlr; + return ret; rs->dev = &pdev->dev; rs->freq = clk_get_rate(rs->spiclk); @@ -830,10 +826,8 @@ static int rockchip_spi_probe(struct platform_device *pdev) } rs->fifo_len = get_fifo_len(rs); - if (!rs->fifo_len) { - ret = dev_err_probe(&pdev->dev, -EINVAL, "Failed to get fifo length\n"); - goto err_put_ctlr; - } + if (!rs->fifo_len) + return dev_err_probe(&pdev->dev, -EINVAL, "Failed to get fifo length\n"); pm_runtime_set_autosuspend_delay(&pdev->dev, ROCKCHIP_AUTOSUSPEND_TIMEOUT); pm_runtime_use_autosuspend(&pdev->dev); @@ -924,15 +918,13 @@ static int rockchip_spi_probe(struct platform_device *pdev) dma_release_channel(ctlr->dma_tx); err_disable_pm_runtime: pm_runtime_disable(&pdev->dev); -err_put_ctlr: - spi_controller_put(ctlr); return ret; } static void rockchip_spi_remove(struct platform_device *pdev) { - struct spi_controller *ctlr = spi_controller_get(platform_get_drvdata(pdev)); + struct spi_controller *ctlr = platform_get_drvdata(pdev); pm_runtime_get_sync(&pdev->dev); @@ -946,8 +938,6 @@ static void rockchip_spi_remove(struct platform_device *pdev) dma_release_channel(ctlr->dma_tx); if (ctlr->dma_rx) dma_release_channel(ctlr->dma_rx); - - spi_controller_put(ctlr); } #ifdef CONFIG_PM_SLEEP -- 2.52.0