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Date:	Thu, 22 May 2014 08:31:52 +0800 (CST)
From:	管雪涛 <gxt@....edu.cn>
To:	Chen Gang <gang.chen.5i5j@...il.com>
Cc:	Guan Xuetao <gxt@...c.pku.edu.cn>, linux-kernel@...r.kernel.org
Subject: 回复: Re: 回复: Re: 回复: Re: 回复: [PATCH] arch/unicore32/kernel/setup.c: add generic 'screen_info' to avoid compiling failure


----- Chen Gang <gang.chen.5i5j@...il.com> 写道:
> On 05/22/2014 07:59 AM, 管雪涛 wrote:
> > ----- Chen Gang <gang.chen.5i5j@...il.com> 写道:
> >>>>  - the other for additional 'clk_*' which are needed when HAVE_CLK.
> >>>>    I guess, just "copy/past" the other platforms' implementation is OK.
> >>>
> >>> Maybe, COMMON_CLK should be selected. I'm not sure.
> >>>
> >>
> >> I guess so, if you have already fix it (maybe you have done, I am not
> >> quite familiar with version merging of Linux kernel), please let me
> >> know. Or I shall process (continue think of) it within this month.
> > 
> > Ok, I'll arrange this work, but maybe finish it in next month.
> >
> 
> Thanks, it is OK to me.
> 
> And for this last issue of unicore32 allmodconfig, it needs COMMON_CLK,
> but after add it, it will generate a conflict between "arch/unicore32
> /kernel/clock.c" and "drivers/clk/clk.c".

Yes, they implement similar functions, and I need use the latter to reimplement the former.

> 
> I guess it needs more thinking of about architecture related features,
> I am not quite sure about it, so please help fix it, when you have
> time, thanks.
> 
> The related error:
> 
>     LD      vmlinux.o
>   drivers/built-in.o: In function `clk_unregister':
>   powercap_sys.c:(.text+0xa96d0): multiple definition of `clk_unregister'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x3874): first defined here
>   drivers/built-in.o: In function `clk_get':
>   powercap_sys.c:(.text+0xa7040): multiple definition of `clk_get'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x3b7c): first defined here
>   drivers/built-in.o:(___ksymtab_gpl+clk_enable+0x0): multiple definition of `__ksymtab_clk_enable'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_enable+0x0): first defined here
>   drivers/built-in.o: In function `clk_enable':
>   powercap_sys.c:(.text+0xa8218): multiple definition of `clk_enable'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x3834): first defined here
>   drivers/built-in.o: In function `__crc_clk_enable':
>   powercap_sys.c:(*ABS*+0xeadcf0e8): multiple definition of `__crc_clk_enable'
>   drivers/built-in.o: In function `clk_set_rate':
>   powercap_sys.c:(.text+0xa99f4): multiple definition of `clk_set_rate'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x3950): first defined here
>   drivers/built-in.o: In function `__crc_clk_get_rate':
>   powercap_sys.c:(*ABS*+0x8f47d06d): multiple definition of `__crc_clk_get_rate'
>   drivers/built-in.o:(___ksymtab+clk_put+0x0): multiple definition of `__ksymtab_clk_put'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_put+0x0): first defined here
>   drivers/built-in.o: In function `__crc_clk_get':
>   powercap_sys.c:(*ABS*+0x7bf53891): multiple definition of `__crc_clk_get'
>   drivers/built-in.o:(___ksymtab_gpl+clk_unregister+0x0): multiple definition of `__ksymtab_clk_unregister'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_unregister+0x0): first defined here
>   drivers/built-in.o:(___ksymtab+clk_get+0x0): multiple definition of `__ksymtab_clk_get'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_get+0x0): first defined here
>   drivers/built-in.o: In function `__crc_clk_disable':
>   powercap_sys.c:(*ABS*+0xaf08af3a): multiple definition of `__crc_clk_disable'
>   drivers/built-in.o: In function `__crc_clk_register':
>   powercap_sys.c:(*ABS*+0x9524c67b): multiple definition of `__crc_clk_register'
>   drivers/built-in.o: In function `clk_put':
>   powercap_sys.c:(.text+0xa6e08): multiple definition of `clk_put'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x3820): first defined here
>   drivers/built-in.o:(___ksymtab_gpl+clk_disable+0x0): multiple definition of `__ksymtab_clk_disable'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_disable+0x0): first defined here
>   drivers/built-in.o: In function `clk_disable':
>   powercap_sys.c:(.text+0xa82b4): multiple definition of `clk_disable' 
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x3848): first defined here
>   drivers/built-in.o:(___ksymtab_gpl+clk_set_rate+0x0): multiple definition of `__ksymtab_clk_set_rate'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_set_rate+0x0): first defined here
>   drivers/built-in.o: In function `clk_register':
>   powercap_sys.c:(.text+0xa9fc0): multiple definition of `clk_register'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x38ac): first defined here
>   drivers/built-in.o:(___ksymtab_gpl+clk_get_rate+0x0): multiple definition of `__ksymtab_clk_get_rate'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_get_rate+0x0): first defined here
>   drivers/built-in.o: In function `__crc_clk_unregister':
>   powercap_sys.c:(*ABS*+0x75abf69c): multiple definition of `__crc_clk_unregister'
>   drivers/built-in.o: In function `clk_get_rate':
>   powercap_sys.c:(.text+0xa8efc): multiple definition of `clk_get_rate'
>   arch/unicore32/kernel/built-in.o:puv3-core.c:(.text+0x385c): first defined here
>   drivers/built-in.o:(___ksymtab_gpl+clk_register+0x0): multiple definition of `__ksymtab_clk_register'
>   arch/unicore32/kernel/built-in.o:(___ksymtab+clk_register+0x0): first defined here
>   drivers/built-in.o: In function `__crc_clk_set_rate':
>   powercap_sys.c:(*ABS*+0x1cdb742b): multiple definition of `__crc_clk_set_rate'
>   make: *** [vmlinux] Error 1
> 
> 
> Thanks.
> -- 
> Chen Gang
> 
> Open, share, and attitude like air, water, and life which God blessed

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