[U-Boot] [PATCH] mtd: do not include cfi_flash.h if no flash

[Thomas Chou <thomas@wytron.com.tw>]

Hi Marek,

On 10/25/2015 12:00 PM, Marek Vasut wrote:
> On Sunday, October 25, 2015 at 04:02:58 AM, Thomas Chou wrote:
>> Do not include cfi_flash.h if CONFIG_SYS_NO_FLASH. Because
>> the flash_info is undefined in flash.h if CONFIG_SYS_NO_FLASH.
>>
>> Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
>> ---
>>   include/mtd/cfi_flash.h | 4 ++++
>>   1 file changed, 4 insertions(+)
>>
>> diff --git a/include/mtd/cfi_flash.h b/include/mtd/cfi_flash.h
>> index 048b477..526898a 100644
>> --- a/include/mtd/cfi_flash.h
>> +++ b/include/mtd/cfi_flash.h
>> @@ -8,6 +8,8 @@
>>   #ifndef __CFI_FLASH_H__
>>   #define __CFI_FLASH_H__
>>
>> +#ifndef CONFIG_SYS_NO_FLASH
>> +
>
> Hi!
>
> Something tells me this is not the right way to fix things up,
> but I suspect this idea came from flash.h , right ? This legacy
> code is a terrible mess :-(
>
> I'd kinda expect that it'd be always safe to include the cfi_flash.h
> because cfi_flash.h would include flash.h and take care of having all
> the types available (not the case now). I'd also expect to have all
> the CFI command macros available if I include cfi_flash.h, so this new
> ifdef would introduce a surprising behavior for me.
>
> I wonder if we cannot find some better solution instead of adding some
> more ifdefs to the already horrible maze of ifdefs there. What do you
> think please ?

Fully agreed. Please allow me to withdraw this patch and fix it in the 
other way. You are always welcome.

Best regards,
Thomas