netdev - Re: [PATCH 37/51] DMA-API: usb: use new dma_coerce_mask_and

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Date:	Mon, 23 Sep 2013 14:34:34 +0200
From:	Nicolas Ferre <nicolas.ferre@...el.com>
To:	Russell King <rmk+kernel@....linux.org.uk>,
	<alsa-devel@...a-project.org>, <b43-dev@...ts.infradead.org>,
	<devel@...verdev.osuosl.org>, <devicetree@...r.kernel.org>,
	<dri-devel@...ts.freedesktop.org>,
	<e1000-devel@...ts.sourceforge.net>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-crypto@...r.kernel.org>, <linux-doc@...r.kernel.org>,
	<linux-fbdev@...r.kernel.org>, <linux-ide@...r.kernel.org>,
	<linux-media@...r.kernel.org>, <linux-mmc@...r.kernel.org>,
	<linux-nvme@...ts.infradead.org>, <linux-omap@...r.kernel.org>,
	<linuxppc-dev@...ts.ozlabs.org>,
	<linux-samsung-soc@...r.kernel.org>, <linux-scsi@...r.kernel.org>,
	<linux-tegra@...r.kernel.org>, <linux-usb@...r.kernel.org>,
	<linux-wireless@...r.kernel.org>, <netdev@...r.kernel.org>,
	Solarflare linux maintainers <linux-net-drivers@...arflare.com>,
	<uclinux-dist-devel@...ckfin.uclinux.org>
CC:	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	"Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
	Felipe Balbi <balbi@...com>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Alan Stern <stern@...land.harvard.edu>,
	Tony Prisk <linux@...sktech.co.nz>,
	Stephen Warren <swarren@...dotorg.org>
Subject: Re: [PATCH 37/51] DMA-API: usb: use new dma_coerce_mask_and_coherent()

On 20/09/2013 00:02, Russell King :
> Signed-off-by: Russell King <rmk+kernel@....linux.org.uk>
> ---
>   drivers/usb/chipidea/ci_hdrc_imx.c |    4 +---
>   drivers/usb/dwc3/dwc3-exynos.c     |    4 +---
>   drivers/usb/host/ehci-atmel.c      |    4 +---

For Atmel driver:

Acked-by: Nicolas Ferre <nicolas.ferre@...el.com>

[..]

> diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
> index 5831a88..8e7323e 100644
> --- a/drivers/usb/host/ehci-atmel.c
> +++ b/drivers/usb/host/ehci-atmel.c
> @@ -90,9 +90,7 @@ static int ehci_atmel_drv_probe(struct platform_device *pdev)
>   	 * Since shared usb code relies on it, set it here for now.
>   	 * Once we have dma capability bindings this can go away.
>   	 */
> -	if (!pdev->dev.dma_mask)
> -		pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask;
> -	retval = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32));
> +	retval = dma_coerce_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
>   	if (retval)
>   		goto fail_create_hcd;
>

[..]

Thanks Russell,
-- 
Nicolas Ferre
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