Messages in this thread | | | From | Ulf Hansson <> | Date | Fri, 16 Mar 2018 08:57:40 +0100 | Subject | Re: [PATCH v10] mmc: Export host capabilities to debugfs. |
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On 16 March 2018 at 05:20, Harish Jenny K N <harish_kandiga@mentor.com> wrote: > > > On Thursday 15 March 2018 05:59 PM, Ulf Hansson wrote: >> On 15 March 2018 at 11:26, Andy Shevchenko >> <andriy.shevchenko@linux.intel.com> wrote: >>> On Thu, 2018-03-15 at 11:12 +0100, Ulf Hansson wrote: >>>> On 13 March 2018 at 06:10, Harish Jenny K N <harish_kandiga@mentor.com >>>>> wrote: >>>>> >>>> Honestly, I don't like this, but maybe other people do, then I am fine >>>> with this approach. >>>> >>>> If were to decide, I would just rather print the caps field in a >>>> hexadecimal bit form and leave the translation to the user. >>> A compromise would be to print both: >>> >>> 0xHHHHHHHH\n >>> Description of each enabled field, one per line >>> >>> >>> Another format would be: >>> >>> Bit XX: Description of a field >> If we were to print the description, there is no point in printing the >> bits in hex. Or is it? > Yes. I also do not see the use of printing hex value if we are printing the description. > >> >> As I said, if you and other folkz thinks this is valuable, then I am >> fine as well. Just saying, it's not my preferred option. >> >> > > > I just want to inform that the idea of printing the description came after discussion in https://www.spinics.net/lists/linux-mmc/msg48246.html, where it was decided adding utility in mmc-utils was not going to work ( reason: We may very well be changing the bit offsets for the caps and caps2 in the mmc kernel header, keeping a copy of them is not a good idea. It's just a matter of *when* it will break).
I recall. However, I didn't realize all these strings were going to be needed. :-)
> > On Thu, 2018-03-15 at 11:12 +0100, Ulf Hansson wrote: >> If were to decide, I would just rather print the caps field in a hexadecimal bit form and leave the translation to the user. > > I think translation becomes difficult for the above reason and hence I would prefer printing the description.
Okay.
> > Note: Printing values in Hex was the original idea and it is also available in https://www.spinics.net/lists/linux-mmc/msg48213.html just in case if it is required.
Yeah, so maybe I should apply that one, then we can take it from there!?
Kind regards Uffe
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