[U-Boot] [PATCH v5 03/12] samsung: common: Add misc file and common function misc_init_r().

Przemyslaw Marczak p.marczak at samsung.com
Wed Jan 15 09:18:45 CET 2014


Hello Piotr,

On 01/15/2014 09:08 AM, Piotr Wilczek wrote:
> Dear Przemyslaw,
>
>> -----Original Message-----
>> From: Przemyslaw Marczak [mailto:p.marczak at samsung.com]
>> Sent: Wednesday, January 15, 2014 8:51 AM
>> To: Minkyu Kang
>> Cc: u-boot at lists.denx.de; jh80.chung at samsung.com;
>> human.hwang at samsung.com; dh09.lee at samsung.com; ideal.song at samsung.com;
>> Piotr Wilczek; Lukasz Majewski
>> Subject: Re: [PATCH v5 03/12] samsung: common: Add misc file and common
>> function misc_init_r().
>>
>> Hello,
>>
>> On 01/15/2014 08:35 AM, Minkyu Kang wrote:
>>> On 14/01/14 22:55, Przemyslaw Marczak wrote:
>>>> Hello,
>>>> In case of discussion with Piotr Wilczek maybe it is better to make
>> some changes in this patch.
>>>>
>>>> On 01/10/2014 03:31 PM, Przemyslaw Marczak wrote:
>>>>> Config: CONFIG_MISC_INIT_R enables implementation of misc_init_r()
>>>>> in common file::
>>>>> - board/samsung/common/misc.c
>>>>>
>>>>> Signed-off-by: Przemyslaw Marczak <p.marczak at samsung.com>
>>>>> Acked-by: Jaehoon Chung <jh80.chung at samsung.com>
>>>>> ---
>>>>> Changes v2:
>>>>> - change CONFIG_SAMSUNG to CONFIG_MISC_INIT_R
>>>>>
>>>>> Changes v3:
>>>>> - fix merge conflict in board/samsung/common/Makefile
>>>>>
>>>>> Changes v4:
>>>>> - none
>>>>>
>>>>> Changes v5:
>>>>> - add acked-by
>>>>>
>>>>>     board/samsung/common/Makefile |    1 +
>>>>>     board/samsung/common/misc.c   |   14 ++++++++++++++
>>>>>     2 files changed, 15 insertions(+)
>>>>>     create mode 100644 board/samsung/common/misc.c
>>>>>
>>>>> diff --git a/board/samsung/common/Makefile
>>>>> b/board/samsung/common/Makefile index 22bd6b1..79547a3 100644
>>>>> --- a/board/samsung/common/Makefile
>>>>> +++ b/board/samsung/common/Makefile
>>>>> @@ -8,6 +8,7 @@
>>>>>     obj-$(CONFIG_SOFT_I2C_MULTI_BUS) += multi_i2c.o
>>>>>     obj-$(CONFIG_THOR_FUNCTION) += thor.o
>>>>>     obj-$(CONFIG_CMD_USB_MASS_STORAGE) += ums.o
>>>>> +obj-$(CONFIG_MISC_INIT_R) += misc.o
>>>> here change to:
>>>> obj-y += misc.o
>>>>
>>>>>
>>>>>     ifndef CONFIG_SPL_BUILD
>>>>>     obj-$(CONFIG_BOARD_COMMON)    += board.o
>>>>> diff --git a/board/samsung/common/misc.c
>>>>> b/board/samsung/common/misc.c new file mode 100644 index
>>>>> 0000000..3764d12
>>>>> --- /dev/null
>>>>> +++ b/board/samsung/common/misc.c
>>>>> @@ -0,0 +1,14 @@
>>>>> +/*
>>>>> + * Copyright (C) 2013 Samsung Electronics
>>>>> + * Przemyslaw Marczak <p.marczak at samsung.com>
>>>>> + *
>>>>> + * SPDX-License-Identifier:    GPL-2.0+
>>>>> + */
>>>>> +
>>>>> +#include <common.h>
>>>>> +
>>>>
>>>> and here:
>>>> #ifdef CONFIG_MISC_INIT_R
>>>>
>>>>> +/* Common for Samsung boards */
>>>>> +int misc_init_r(void)
>>>>> +{
>>>>> +    return 0;
>>>>> +}
>>>>>
>>>> #endif
>>>>
>>>> In this way we can add other functions in the future even without
>> CONFIG_MISC_INIT_R.
>>>
>>> partly agree.
>>> But, I doubt what is the role of misc.c file.
>>> because of the meaning of miscellaneous is ambiguous, this file have
>>> possibility to be messy.
>>> So, please let me know what is your plan to this file.
>>>
>>
>> I first planned put there only implementation of misc_init_r() and it's
>> subfunctions - as the easy way to display logo and menu for Samsung
>> boards.
>> Piotr has suggested to change the purpose of this file as misc not only
>> for misc_init_r implementation...
> Przemyslaw, I asked you question: what is the misc.c file for?
> If for misc_init_r only then I think the file name "misc.c" is confusing.
> If also other common functions can be put there, then the define MISC_INIT_R
> to compile this file is wrong.
>

Yes, and next I said that maybe I will change this config dependency, 
and now I try to do it.

>>
>>>>
>>>> Is it better solution?
>>>>
>>>> Thank you,
>>>
>>> Thanks,
>>> Minkyu Kang.
>>>
>>
>> Thank you,
>> --
>> Przemyslaw Marczak
>> Samsung R&D Institute Poland
>> Samsung Electronics
>> p.marczak at samsung.com
>
> Best regards,
> Piotr Wilczek
>
>
>
>

Thank you,
-- 
Przemyslaw Marczak
Samsung R&D Institute Poland
Samsung Electronics
p.marczak at samsung.com


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