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Bug#919632: closed by Ben Hutchings <ben@decadent.org.uk> (Bug#919632: fixed in firmware-nonfree 20190502-1)

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Control: tag -1 upstream

On Tue, 2019-05-07 at 22:10 +0200, kp@osnanet.de wrote:
> tags 919632 - upstream
> thanks
> 
> Dear Ben, thanks a lot for all your time and effort!
> 
> tl;dr: Please don't revert. I've found the culprit. See my recommended  
> bug fixing procedure near the bottom of this message.
> 
> Zitat von Ben Hutchings <ben@decadent.org.uk>:
> > It looked like the problem in these three bugs was that
> > newer versions of the driver that preferred firmware-6.bin were
> > incompatible with firmware-5.bin even though they tried to use it.
> 
> Very close. This bug is in fact dependent on the driver version. I'm  
> very sorry for not having picked up that clue before, and instead  
> havin tried the stretch linux-image 4.9.0 all the time. Your latest  
> E-Mail led me to the correct hunch. I'm not certain about the other  
> bug reports right now, but your bugfix might take care of all of them.
> 
> > Since the older driver version also fails, I suppose I should revert
> > the previous upstream change to firmware-5.bin.
> 
> No, please don't do that (quite yet), for three reasons:
> 
> 1. This very change might well have solved some of the other bugs you  
> tagged solved.
> 
> 2. The mere addition of ath10k/QCA9377/hw1.0/firmware-6.bin definitely  
> didn't worsen (at least) my situation.

I wasn't proposing to revert that.  Only the earlier change in
firmware-5.bin.

[...]
> * Leave the firmware blobs the way they are in 20190502-1.
> * Find out their required minimum driver/kernel version. (possibly  
> with my future help)
> * Add the missing dependency firmware-atheros -> linux-image  
> ${version}, and maybe document that in the package description, and/or  
> in firmware-.*/README.Debian, and/or wherever you deem appropriate. At  
> least the dependency seems important to me for all the present and  
> future backports users.
[...]

No, that's not the correct approach.  Whenever there is an incompatible
change in a firmware blob, the filename must be changed as well. 
That's why the latest version is called firmware-6.bin.

Ben.

-- 
Ben Hutchings
Teamwork is essential - it allows you to blame someone else.

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Bug#919632: "New" firmware instantly crashes on QCA9377 Kevin Price <kp@osnanet.de> - 2019-01-18 06:10 +0100
  Bug#919632: "New" firmware instantly crashes on QCA9377 Kevin Price <kp@osnanet.de> - 2019-01-18 23:10 +0100
  Bug#919632: marked as done ("New" firmware instantly crashes on  QCA9377) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2019-05-06 23:40 +0200
  Bug#919632: closed by Ben Hutchings <ben@decadent.org.uk> (Bug#919632: fixed in firmware-nonfree 20190502-1) Kevin Price <kp@osnanet.de> - 2019-05-07 14:00 +0200
    Bug#919632: closed by Ben Hutchings <ben@decadent.org.uk> (Bug#919632: fixed in firmware-nonfree 20190502-1) Ben Hutchings <ben@decadent.org.uk> - 2019-05-07 17:40 +0200
      Bug#919632: closed by Ben Hutchings <ben@decadent.org.uk> (Bug#919632: fixed in firmware-nonfree 20190502-1) kp@osnanet.de - 2019-05-07 22:20 +0200
        Processed: Re: Bug#919632 closed by Ben Hutchings <ben@decadent.org.uk>  (Bug#919632: fixed in firmware-nonfree 20190502-1) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2019-05-07 22:30 +0200
        Bug#919632: closed by Ben Hutchings <ben@decadent.org.uk> (Bug#919632: fixed in firmware-nonfree 20190502-1) Ben Hutchings <ben@decadent.org.uk> - 2019-05-07 22:40 +0200
  Processed: Re: Bug#919632 closed by Ben Hutchings <ben@decadent.org.uk>  (Bug#919632: fixed in firmware-nonfree 20190502-1) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2019-05-07 17:40 +0200
  Processed: Re: Bug#919632: closed by Ben Hutchings  <ben@decadent.org.uk> (Bug#919632: fixed in firmware-nonfree 20190502-1) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2019-05-07 22:40 +0200
  Bug#919632: marked as done ("New" firmware instantly crashes on  QCA9377) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2019-07-28 20:00 +0200
  Bug#919632: marked as done ("New" firmware instantly crashes on  QCA9377) "Debian Bug Tracking System" <owner@bugs.debian.org> - 2019-08-23 10:10 +0200

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