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Date: Thu, 27 Jun 2013 11:47:01 +0800 From: Chen Gang <gang.chen@...anux.com> To: Catalin Marinas <catalin.marinas@....com> CC: Will Deacon <Will.Deacon@....com>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Arnd Bergmann <arnd@...db.de> Subject: Re: [PATCH] arch: arm64: include: asm: add pci.h to pass compiling On 06/27/2013 10:05 AM, Chen Gang wrote: > On 06/27/2013 08:30 AM, Chen Gang wrote: >> On 06/26/2013 10:07 PM, Catalin Marinas wrote: >>> On Wed, Jun 26, 2013 at 04:26:41AM +0100, Chen Gang wrote: >>>>> Need add pci.h for compiling, the related error (with allmodconfig): >>>>> >>>>> drivers/media/usb/b2c2/flexcop-usb.c: In function ‘flexcop_usb_transfer_exit’: >>>>> drivers/media/usb/b2c2/flexcop-usb.c:393:3: error: implicit declaration of function ‘pci_free_consistent’ [-Werror=implicit-function-declaration] >>>>> drivers/media/usb/b2c2/flexcop-usb.c: In function ‘flexcop_usb_transfer_init’: >>>>> drivers/media/usb/b2c2/flexcop-usb.c:410:2: error: implicit declaration of function ‘pci_alloc_consistent’ [-Werror=implicit-function-declaration] >>>>> drivers/media/usb/b2c2/flexcop-usb.c:410:21: warning: assignment makes pointer from integer without a cast [enabled by default] >>>>> cc1: some warnings being treated as errors >>>>> >>>>> Signed-off-by: Chen Gang <gang.chen@...anux.com> >>>>> --- >>>>> arch/arm64/include/asm/pci.h | 11 +++++++++++ >>>>> 1 files changed, 11 insertions(+), 0 deletions(-) >>>>> create mode 100644 arch/arm64/include/asm/pci.h >>>>> >>>>> diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h >>>>> new file mode 100644 >>>>> index 0000000..2ed467f >>>>> --- /dev/null >>>>> +++ b/arch/arm64/include/asm/pci.h >>>>> @@ -0,0 +1,11 @@ >>>>> +#ifndef ASMARM64_PCI_H >>>>> +#define ASMARM64_PCI_H >>>>> + >>>>> +#ifdef __KERNEL__ >>>>> + >>>>> +#include <asm-generic/pci-dma-compat.h> >>>>> +#include <asm-generic/pci.h> >>>>> + >>>>> +#endif /* __KERNEL__ */ >>>>> + >>>>> +#endif >>> I wonder whether it makes sense to include pci-dma-compat.h in >>> asm-generic/pci.h, I don't see why one would want the generic pci.h but >>> not the generic pci-dma-compat.h (cc'ing Arnd). >> > For m32r, it also face the same issue. So I need send related patch to asm-generic instead of arm64. > For m32r, it needs generic pci.h but not the generic pci-dma-compat.h. > > I am just compiling it with allmodconfig to see whether it will can > cause issue too, if so I will send the patch for asm-generic. :-) > > And, sorry for the original reply below is incorrect. > >> I think, it will let architecture guys easier to add their own >> pci-dma-compat.h (although they still need generic pci_dma_compat.h, and >> generic pci.h, too). >> >> e.g. one architecture want include generic pci-dma-compat.h firstly, >> then define its own features in its own pci-dma-compat.h. >> >> Thanks. >> > > -- Chen Gang -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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