[U-Boot] [PATCH 4/5] altera_qspi: show erase progress

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

Hi Marek,

On 2015?12?24? 13:37, Marek Vasut wrote:
> On Thursday, December 24, 2015 at 06:24:45 AM, Thomas Chou wrote:
>> Hi Marek,
>>
>> On 2015?12?24? 11:42, Marek Vasut wrote:
>>> On Thursday, December 24, 2015 at 04:26:57 AM, Thomas Chou wrote:
>>>> Hi Marek,
>>>
>>> Hi Thomas,
>>>
>>>> On 2015?12?24? 11:02, Marek Vasut wrote:
>>>>> On Thursday, December 24, 2015 at 03:50:57 AM, Thomas Chou wrote:
>>>>>> Hi Marek,
>>>>>>
>>>>>> On 2015?12?24? 09:29, Marek Vasut wrote:
>>>>>>> On Thursday, December 24, 2015 at 01:51:23 AM, Thomas Chou wrote:
>>>>>>>> Show sector erase progress with dot and comma.
>>>>>>>>
>>>>>>>> Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
>>>>>>>> ---
>>>>>>>
>>>>>>> Shouldn't this go into common code ?
>>>>>>
>>>>>> The code to print a dot is minimal. It will cost more if this go into
>>>>>> common code.
>>>>>
>>>>> But then this driver behaves in a non-standard manner AND noone
>>>>> benefits from this functionality but this driver.
>>>>
>>>> The sector erase might take very long when there are a lot of sectors to
>>>> erase, say 12 min to 50 min for 1024 sectors on the 10m50 board. Without
>>>> the display of progress, it will look like the board hangs.
>>>
>>> Yeah, that I do understand and I agree this is a good idea :)
>>>
>>>> The dotting code comes from the old cfi_flash.c. Some other parallel
>>>> flash have this, but not spi-flash. It is trivial to add though.
>>>
>>> Urm, altera_qspi is CFI, right ? So can we stuff this into common code or
>>> not? Sorry if I am confused and off the mark.
>>
>> No worries. I think the dotting is best done per driver.
>
> Well why do you think so ?

Well, it is only a putc() which is plain and simple.

Best regards,
Thomas