linux-kernel - Re: [PATCH v17 2/4] dmaengine: tegra: Add tegra gpcdma driver

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Message-ID: <22aa3313-3b12-c92f-5955-3a8736cbe8f4@gmail.com>
Date:   Sun, 30 Jan 2022 13:39:06 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Akhil R <akhilrajeev@...dia.com>, devicetree@...r.kernel.org,
        dmaengine@...r.kernel.org, jonathanh@...dia.com,
        kyarlagadda@...dia.com, ldewangan@...dia.com,
        linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org,
        p.zabel@...gutronix.de, rgumasta@...dia.com, robh+dt@...nel.org,
        thierry.reding@...il.com, vkoul@...nel.org
Cc:     Pavan Kunapuli <pkunapuli@...dia.com>
Subject: Re: [PATCH v17 2/4] dmaengine: tegra: Add tegra gpcdma driver

29.01.2022 19:40, Akhil R пишет:
> +static void tegra_dma_free_chan_resources(struct dma_chan *dc)
> +{
> +	struct tegra_dma_channel *tdc = to_tegra_dma_chan(dc);
> +
> +	dev_dbg(tdc2dev(tdc), "Freeing channel %d\n", tdc->id);
> +
> +	tegra_dma_terminate_all(dc);

	synchronize_irq(tdc->irq);

> +	tasklet_kill(&tdc->vc.task);