From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Vegard Nossum <vegard.nossum@oracle.com>
Cc: John Youn <johnyoun@synopsys.com>,
Richard Weinberger <richard@nod.at>,
James McMechan <James_McMechan@hotmail.com>,
Alan Stern <stern@rowland.harvard.edu>,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
linux-usb@vger.kernel.org,
uml-devel <user-mode-linux-devel@lists.sourceforge.net>,
Geert Uytterhoeven <geert@linux-m68k.org>
Subject: [PATCH v2 2/3] usb: host: Host drivers relying on DMA should depend on HAS_DMA
Date: Tue, 16 Feb 2016 16:10:58 +0100 [thread overview]
Message-ID: <1455635459-1576-3-git-send-email-geert@linux-m68k.org> (raw)
In-Reply-To: <1455635459-1576-1-git-send-email-geert@linux-m68k.org>
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>
---
v2:
- Reword one-line summary.
---
drivers/usb/host/Kconfig | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 1f117c360ebbba33..573789698474ad8d 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -17,6 +17,7 @@ config USB_C67X00_HCD
config USB_XHCI_HCD
tristate "xHCI HCD (USB 3.0) support"
+ depends on HAS_DMA
---help---
The eXtensible Host Controller Interface (xHCI) is standard for USB 3.0
"SuperSpeed" host controller hardware.
@@ -70,6 +71,7 @@ endif # USB_XHCI_HCD
config USB_EHCI_HCD
tristate "EHCI HCD (USB 2.0) support"
+ depends on HAS_DMA
---help---
The Enhanced Host Controller Interface (EHCI) is standard for USB 2.0
"high speed" (480 Mbit/sec, 60 Mbyte/sec) host controller hardware.
@@ -361,7 +363,7 @@ config USB_ISP1362_HCD
config USB_FOTG210_HCD
tristate "FOTG210 HCD support"
- depends on USB
+ depends on USB && HAS_DMA
---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
@@ -383,6 +385,7 @@ config USB_MAX3421_HCD
config USB_OHCI_HCD
tristate "OHCI HCD (USB 1.1) support"
+ depends on HAS_DMA
---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
--
1.9.1
next prev parent reply other threads:[~2016-02-16 15:10 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-02-16 15:10 [PATCH v2 0/3] usb: Allow compilation on platforms where NO_DMA=y Geert Uytterhoeven
2016-02-16 15:10 ` [PATCH v2 1/3] usb: core: " Geert Uytterhoeven
2016-02-21 4:23 ` Greg Kroah-Hartman
2016-02-21 21:46 ` Geert Uytterhoeven
2016-02-22 3:09 ` Greg Kroah-Hartman
2016-02-16 15:10 ` Geert Uytterhoeven [this message]
2016-02-16 15:10 ` [PATCH v2 3/3] usb: dwc2: USB_DWC2 should depend on HAS_DMA Geert Uytterhoeven
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