Commit cf34be7a authored Feb 21, 2016 by Geert Uytterhoeven Committed by Greg Kroah-Hartman Mar 03, 2016

usb: host: Host drivers relying on DMA should depend on HAS_DMA

If NO_DMA=y:

ERROR: "bad_dma_ops" [drivers/usb/host/xhci-plat-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/xhci-mtk.ko] undefined!
ERROR: "dma_pool_destroy" [drivers/usb/host/xhci-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/xhci-hcd.ko] undefined!
ERROR: "dma_pool_free" [drivers/usb/host/xhci-hcd.ko] undefined!
ERROR: "dma_pool_alloc" [drivers/usb/host/xhci-hcd.ko] undefined!
ERROR: "dma_pool_create" [drivers/usb/host/xhci-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/ohci-platform.ko] undefined!
ERROR: "dma_pool_destroy" [drivers/usb/host/ohci-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/ohci-hcd.ko] undefined!
ERROR: "dma_pool_free" [drivers/usb/host/ohci-hcd.ko] undefined!
ERROR: "dma_pool_alloc" [drivers/usb/host/ohci-hcd.ko] undefined!
ERROR: "dma_pool_create" [drivers/usb/host/ohci-hcd.ko] undefined!
ERROR: "dma_pool_create" [drivers/usb/host/fotg210-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/fotg210-hcd.ko] undefined!
ERROR: "dma_pool_destroy" [drivers/usb/host/fotg210-hcd.ko] undefined!
ERROR: "dma_pool_alloc" [drivers/usb/host/fotg210-hcd.ko] undefined!
ERROR: "dma_pool_free" [drivers/usb/host/fotg210-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/ehci-platform.ko] undefined!
ERROR: "dma_pool_destroy" [drivers/usb/host/ehci-hcd.ko] undefined!
ERROR: "bad_dma_ops" [drivers/usb/host/ehci-hcd.ko] undefined!
ERROR: "dma_pool_free" [drivers/usb/host/ehci-hcd.ko] undefined!
ERROR: "dma_pool_alloc" [drivers/usb/host/ehci-hcd.ko] undefined!
ERROR: "dma_pool_create" [drivers/usb/host/ehci-hcd.ko] undefined!

Add dependencies on HAS_DMA to fix this.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent a6d6fc2b

drivers/usb/host/Kconfig

+4 −5

Original line number	Diff line number	Diff line
		@@ -18,7 +18,7 @@ config USB_C67X00_HCD

		config USB_XHCI_HCD
		tristate "xHCI HCD (USB 3.0) support"
		depends on HAS_IOMEM
		depends on HAS_DMA && HAS_IOMEM
		---help---
		The eXtensible Host Controller Interface (xHCI) is standard for USB 3.0
		"SuperSpeed" host controller hardware.
		@@ -73,7 +73,7 @@ endif # USB_XHCI_HCD

		config USB_EHCI_HCD
		tristate "EHCI HCD (USB 2.0) support"
		depends on HAS_IOMEM
		depends on HAS_DMA && HAS_IOMEM
		---help---
		The Enhanced Host Controller Interface (EHCI) is standard for USB 2.0
		"high speed" (480 Mbit/sec, 60 Mbyte/sec) host controller hardware.
		@@ -368,8 +368,7 @@ config USB_ISP1362_HCD

		config USB_FOTG210_HCD
		tristate "FOTG210 HCD support"
		depends on USB
		depends on HAS_IOMEM
		depends on USB && HAS_DMA && HAS_IOMEM
		---help---
		Faraday FOTG210 is an OTG controller which can be configured as
		an USB2.0 host. It is designed to meet USB2.0 EHCI specification
		@@ -391,7 +390,7 @@ config USB_MAX3421_HCD

		config USB_OHCI_HCD
		tristate "OHCI HCD (USB 1.1) support"
		depends on HAS_IOMEM
		depends on HAS_DMA && HAS_IOMEM
		---help---
		The Open Host Controller Interface (OHCI) is a standard for accessing
		USB 1.1 host controller hardware. It does more in hardware than Intel's

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