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 <ge...@linux-m68k.org>
---
drivers/usb/musb/Kconfig | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 688dc8bb192d..8b789792f6fa 100644
--- 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.
--
1.7.9.5
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