usb: musb: USB_MUSB_DUAL_ROLE/USB_MUSB_GADGET should depend on HAS_DMA

If NO_DMA=y:

    drivers/built-in.o: In function `txstate':
    musb_gadget.c:(.text+0x35955a): undefined reference to `dma_unmap_single'
    musb_gadget.c:(.text+0x35957e): undefined reference to `dma_sync_single_for_cpu'
    drivers/built-in.o: In function `musb_g_giveback':
    (.text+0x359672): undefined reference to `dma_mapping_error'
    drivers/built-in.o: In function `musb_g_giveback':
    (.text+0x3596ba): undefined reference to `dma_unmap_single'
    drivers/built-in.o: In function `musb_g_giveback':
    (.text+0x3596e0): undefined reference to `dma_sync_single_for_cpu'
    drivers/built-in.o: In function `rxstate':
    musb_gadget.c:(.text+0x3599d0): undefined reference to `dma_unmap_single'
    musb_gadget.c:(.text+0x3599f6): undefined reference to `dma_sync_single_for_cpu'
    drivers/built-in.o: In function `musb_gadget_queue':
    musb_gadget.c:(.text+0x35a8c0): undefined reference to `dma_map_single'
    musb_gadget.c:(.text+0x35a8d0): undefined reference to `dma_mapping_error'
    musb_gadget.c:(.text+0x35a906): undefined reference to `dma_sync_single_for_cpu'
    musb_gadget.c:(.text+0x35a9a0): undefined reference to `dma_unmap_single'
    musb_gadget.c:(.text+0x35a9c8): undefined reference to `dma_sync_single_for_cpu'

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Felipe Balbi <balbi@ti.com>

diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 688dc8bb192dce102caa1f481c3043bd03783019..8b789792f6fa4601c01e4b0e7dee707bee6912f7 100644 (file)
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -43,6 +43,7 @@ config USB_MUSB_HOST
 config USB_MUSB_GADGET
        bool "Gadget only mode"
        depends on USB_GADGET=y || USB_GADGET=USB_MUSB_HDRC
+       depends on HAS_DMA
        help
          Select this when you want to use MUSB in gadget mode only,
          thereby the host feature will be regressed.
@@ -50,6 +51,7 @@ config USB_MUSB_GADGET
 config USB_MUSB_DUAL_ROLE
        bool "Dual Role mode"
        depends on ((USB=y || USB=USB_MUSB_HDRC) && (USB_GADGET=y || USB_GADGET=USB_MUSB_HDRC))
+       depends on HAS_DMA
        help
          This is the default mode of working of MUSB controller where
          both host and gadget features are enabled.