USB: ehci-platform: Display a DMA configuration error message
authorJeremy Linton <jeremy.linton@arm.com>
Wed, 19 Aug 2015 21:36:31 +0000 (16:36 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 4 Oct 2015 09:47:13 +0000 (10:47 +0100)
commit17f69b5fa6f642898a7dae16dee6997869b1f234
tree48c1d50df6f3646a90f70e7e387e1b6de90c1482
parent39047e0702c003d2c4cc1d493d7823407a96e1f5
USB: ehci-platform: Display a DMA configuration error message

If the ehci driver fails to configure the dma settings then display
a dev error instead of simply failing. This is triggered in an
ACPI world if the user fails to set the _CCA on the device.

Tested-by: Huang Shijie <shijie.huang@arm.com>
Reviewed-by: Graeme Gregory <graeme.gregory@linaro.org>
Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/usb/host/ehci-platform.c