Dear Sascha Hauer,
> On Wed, Jun 13, 2012 at 08:34:16PM +0800, Richard Zhao wrote:
> > This patch supports only the host-mode functionality so far.
> >
> > Signed-off-by: Richard Zhao <richard.zhao@xxxxxxxxxxxxx>
> > Signed-off-by: Marek Vasut <marex@xxxxxxx>
> > Cc: Peter Chen <peter.chen@xxxxxxxxxxxxx>
> > Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
> > Cc: Felipe Balbi <balbi@xxxxxx>
> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> > ---
> >
> > .../devicetree/bindings/usb/ci13xxx-imx.txt | 20 +++
> > drivers/usb/chipidea/Makefile | 3 +
> > drivers/usb/chipidea/ci13xxx_imx.c | 189
> > ++++++++++++++++++++ 3 files changed, 212 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/usb/ci13xxx-imx.txt
> > create mode 100644 drivers/usb/chipidea/ci13xxx_imx.c
> >
[...]
> > +
> > + ci13xxx_imx_platdata.phy = data->phy;
> > +
> > + if (!pdev->dev.dma_mask) {
> > + pdev->dev.dma_mask = devm_kzalloc(&pdev->dev,
> > + sizeof(*pdev->dev.dma_mask), GFP_KERNEL);
> > + if (!pdev->dev.dma_mask) {
> > + ret = -ENOMEM;
> > + dev_err(&pdev->dev, "Failed to alloc dma_mask!\n");
> > + goto err;
> > + }
> > + *pdev->dev.dma_mask = DMA_BIT_MASK(32);
> > + dma_set_coherent_mask(&pdev->dev, *pdev->dev.dma_mask);
> > + }
>
> Do you need this? I assume not.
Ain't this the dma mask crap without which the usb stuff won't work?
> Sascha
Best regards,
Marek Vasut
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