From: Felix Fietkau <nbd@openwrt.org>
To: Larry Finger <Larry.Finger@lwfinger.net>
Cc: John W Linville <linville@tuxdriver.com>,
geert@linux-m68k.org, chaoming_li@realsil.com.cn,
linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] rtlwifi: Fix build errors on sh4 architecture
Date: Tue, 02 Aug 2011 22:20:10 +0200 [thread overview]
Message-ID: <4E385BFA.90406@openwrt.org> (raw)
In-Reply-To: <4e3855e4.8qPfeuR18XtAq7Vs%Larry.Finger@lwfinger.net>
On 2011-08-02 9:54 PM, Larry Finger wrote:
> When rtlwifi is built for the sh4 architecture, build errors of the following
> type occur. An explicit reference to<linux/io.h> should fix these. I have not
> setup the cross-build environment, thus this patch is untested on that platform.
> It does not cause any problems on i386 or x86_64.
>
> v3.0/sh4/sh-allmodconfig v3.0/sh4/sh-allyesconfig
> src/drivers/net/wireless/rtlwifi/rtl8192c/../pci.h:290: error: implicit declaration of function 'outl': 4 errors in 2 logs
> v3.0/sh4/sh-allmodconfig v3.0/sh4/sh-allyesconfig
> src/drivers/net/wireless/rtlwifi/rtl8192c/../pci.h:295: error: implicit declaration of function 'outb': 4 errors in 2 logs
> v3.0/sh4/sh-allmodconfig v3.0/sh4/sh-allyesconfig
> src/drivers/net/wireless/rtlwifi/rtl8192c/../pci.h:300: error: implicit declaration of function 'inb': 4 errors in 2 logs
> v3.0/sh4/sh-allmodconfig v3.0/sh4/sh-allyesconfig
> src/drivers/net/wireless/rtlwifi/rtl8192c/../pci.h:305: error: implicit declaration of function 'inw': 4 errors in 2 logs
>
> Signed-off-by: Larry Finger<Larry.Finger@lwfinger.net>
> Cc: Geert Uytterhoeven<geert@linux-m68k.org>
> ---
>
> John,
>
> I'm not sure where this goes. I guess that 3.2 would be OK, unless someone
> actually tries to build it on sh4. The only time I have seen the errors is
> in Geert's listing of errors and warnings.
I looked at the code that uses raw port access, and it looks to me like
this is just a bunch of x86 specific hacks to mess with the ASPM
settings of the PCI bridge. This code should probably be either
#ifdef'd, removed or rewritten. I doubt it'll work properly on other
architectures.
- Felix
next prev parent reply other threads:[~2011-08-02 20:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-02 19:54 [PATCH] rtlwifi: Fix build errors on sh4 architecture Larry Finger
2011-08-02 20:20 ` Felix Fietkau [this message]
2011-08-02 20:49 ` Larry Finger
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