Message ID | 75A6930FC6B2FE479E2BC468C9240CE0026C19@039-SN1MPN1-002.039d.mgd.msft.net (mailing list archive) |
---|---|
State | Not Applicable |
Headers | show |
> When build i.mx platform with imx_v6_v7_defconfig, and after adding USB > Gadget support, it has below build error: > > CC drivers/usb/host/fsl-mph-dr-of.o > drivers/usb/host/fsl-mph-dr-of.c: In function 'fsl_usb2_device_register': > drivers/usb/host/fsl-mph-dr-of.c:97: error: 'struct pdev_archdata' > has no member named 'dma_mask' > > It has discussed at: http://www.spinics.net/lists/linux-usb/msg57302.html > > For PowerPC, there is dma_mask at struct pdev_archdata, but there is no > dma_mask at struct pdev_archdata for ARM. The pdev_archdata is related to > specific platform, it should NOT be accessed by cross platform drivers, > like USB. > > The code for pdev_archdata should be useless, as for PowerPC, it has > already gotten the value for pdev->dev.dma_mask at function > arch_setup_pdev_archdata of arch/powerpc/kernel/setup-common.c. > > Anyone who has PowerPC hardware with USB host enabled, and uses this code > can help me a test? Thank you > > [Ramneek]: Hi Peter, the code is working for Host stack on PowerPC. Thanks, Ramneek. I will post PATCH and add: Tested-by: Ramneek Mehresh <ramneek.mehresh@freescale.com>
diff --git a/drivers/usb/host/fsl-mph-dr-of.c b/drivers/usb/host/fsl-mph-dr-of.c index 7916e56..ab333ac 100644 --- a/drivers/usb/host/fsl-mph-dr-of.c +++ b/drivers/usb/host/fsl-mph-dr-of.c @@ -94,7 +94,6 @@ struct platform_device * __devinit fsl_usb2_device_register( pdev->dev.parent = &ofdev->dev; pdev->dev.coherent_dma_mask = ofdev->dev.coherent_dma_mask; - pdev->dev.dma_mask = &pdev->archdata.dma_mask; *pdev->dev.dma_mask = *ofdev->dev.dma_mask; retval = platform_device_add_data(pdev, pdata, sizeof(*pdata));