linux-kernel - [PATCH v8 14/19] dmaengine: tegra-apb: Add missing of_dma_controller

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Date:   Sun,  9 Feb 2020 19:33:51 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Laxman Dewangan <ldewangan@...dia.com>,
        Vinod Koul <vkoul@...nel.org>,
        Dan Williams <dan.j.williams@...el.com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Michał Mirosław <mirq-linux@...e.qmqm.pl>
Cc:     dmaengine@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH v8 14/19] dmaengine: tegra-apb: Add missing of_dma_controller_free

The DMA controller shall be released on driver's removal.

Acked-by: Jon Hunter <jonathanh@...dia.com>
Signed-off-by: Dmitry Osipenko <digetx@...il.com>
---
 drivers/dma/tegra20-apb-dma.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/dma/tegra20-apb-dma.c b/drivers/dma/tegra20-apb-dma.c
index 7fa0430503d4..370c3f2d68a5 100644
--- a/drivers/dma/tegra20-apb-dma.c
+++ b/drivers/dma/tegra20-apb-dma.c
@@ -1569,6 +1569,7 @@ static int tegra_dma_remove(struct platform_device *pdev)
 {
 	struct tegra_dma *tdma = platform_get_drvdata(pdev);
 
+	of_dma_controller_free(pdev->dev.of_node);
 	dma_async_device_unregister(&tdma->dma_dev);
 	pm_runtime_disable(&pdev->dev);
 	clk_unprepare(tdma->dma_clk);
-- 
2.24.0