linux-kernel - [PATCH 1/6] usb: dwc3: USB_DWC3 should depend on HAS

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Date:	Thu, 11 Jul 2013 15:54:00 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Arnd Bergmann <arnd@...db.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Alan Stern <stern@...land.harvard.edu>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Felipe Balbi <balbi@...com>, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Geert Uytterhoeven <geert@...ux-m68k.org>
Subject: [PATCH 1/6] usb: dwc3: USB_DWC3 should depend on HAS_DMA

If NO_DMA=y:

drivers/built-in.o: In function `dwc3_free_one_event_buffer':
drivers/usb/dwc3/core.c:132: undefined reference to `dma_free_coherent'
drivers/built-in.o: In function `dwc3_alloc_one_event_buffer':
drivers/usb/dwc3/core.c:154: undefined reference to `dma_alloc_coherent'
drivers/built-in.o: In function `dma_set_coherent_mask':
include/linux/dma-mapping.h:93: undefined reference to `dma_supported'
drivers/built-in.o: In function `dwc3_free_trb_pool':
drivers/usb/dwc3/gadget.c:407: undefined reference to `dma_free_coherent'
drivers/built-in.o: In function `dwc3_gadget_exit':
drivers/usb/dwc3/gadget.c:2693: undefined reference to `dma_free_coherent'
drivers/built-in.o: In function `dwc3_alloc_trb_pool':
drivers/usb/dwc3/gadget.c:391: undefined reference to `dma_alloc_coherent'
drivers/built-in.o: In function `dwc3_gadget_init':
drivers/usb/dwc3/gadget.c:2598: undefined reference to `dma_alloc_coherent'
drivers/usb/dwc3/gadget.c:2667: undefined reference to `dma_free_coherent'
drivers/usb/dwc3/gadget.c:2674: undefined reference to `dma_free_coherent'
drivers/usb/dwc3/gadget.c:2678: undefined reference to `dma_free_coherent'

Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
---
 drivers/usb/dwc3/Kconfig |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/usb/dwc3/Kconfig b/drivers/usb/dwc3/Kconfig
index 757aa18..2378958 100644
--- a/drivers/usb/dwc3/Kconfig
+++ b/drivers/usb/dwc3/Kconfig
@@ -1,6 +1,6 @@
 config USB_DWC3
 	tristate "DesignWare USB3 DRD Core Support"
-	depends on (USB || USB_GADGET) && GENERIC_HARDIRQS
+	depends on (USB || USB_GADGET) && GENERIC_HARDIRQS && HAS_DMA
 	select USB_XHCI_PLATFORM if USB_SUPPORT && USB_XHCI_HCD
 	help
 	  Say Y or M here if your system has a Dual Role SuperSpeed
-- 
1.7.9.5

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