Re: [Intel-gfx] [PATCH 00/10] [RFC v2] quick dump

2013-02-05 Thread Damien Lespiau
On Sun, Feb 03, 2013 at 10:13:10AM -0800, Ben Widawsky wrote:
 - The build kind of sucks on Arch because of Arch's choices regarding
   python libraries. To build this on Arch, you must run something like:
   ./autogen.sh PYTHON_LDFLAGS=-L/usr/lib/python3.3 -lpython3.3m

Don't you have a python3.pc that would allow you to pull the right
flags?

An other detail it that we can't add those hard dependencies to i-g-t,
distributions will hate us (even more). So you'd need to make its
compilation optional.

-- 
Damien
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Re: [Intel-gfx] [PATCH 00/10] [RFC v2] quick dump

2013-02-04 Thread Daniel Vetter
On Sun, Feb 03, 2013 at 10:13:10AM -0800, Ben Widawsky wrote:
 On Sun, Feb 03, 2013 at 12:22:25PM +, Chris Wilson wrote:
  On Sun, Feb 03, 2013 at 10:29:15AM +0100, Jesse Barnes wrote:
   On Sat,  2 Feb 2013 16:07:52 -0800
   Ben Widawsky b...@bwidawsk.net wrote:
   
This is my second attempt at winning approval for the series. First one
was: https://patchwork.kernel.org/patch/1493131/

In spending the time to rework this tool, I've begun to lose my belief
in some of the original motivations I had.  Even if you don't want to
review, but just like (or dislike) what you see, I'd appreciate such
comments.
   
   I'd like to see it land in i-g-t.  Having the regs defined in a text or
   xml file is an improvement over what we have today, and is easier to
   extend.  At first the advantage of reg_dumper was that it parsed out
   the bitfields of the various regs.  But we didn't keep up with that,
   and also haven't kept up with the regs on new platforms as well as we
   could.  Text files would make that easier, and xml files might bring
   back the bit field parsing, which would be extra nice.
  
  Completely agree. For me the big improvement would be being able to use
  the bspec register names or our internal approximation thereof rather
  than having to loop up the actual addresses every time. 
  
  Having the name database available in python should make building
  integrated little snippets to parse traces which are also python
  accessible.
  -Chris
 
 It's really nice to get support from you. A mix of fever and staring at
 the same code too long can really make someone go crazy. Still, a few
 concerns left from me, one of which I accidentally left out of the
 description.
 
 - Someone needs to give me a yes or no on the m4 extension macros. This
   will block any pushing.
 - The build kind of sucks on Arch because of Arch's choices regarding
   python libraries. To build this on Arch, you must run something like:
   ./autogen.sh PYTHON_LDFLAGS=-L/usr/lib/python3.3 -lpython3.3m
   I really don't like autogen not working out of the box. Perhaps I need
   to add an AC_ flag to default this tool to off? What do others think?
   Does it work properly on other distros? How to handle this?
 - Ideally, I'd like someone to send me some fixes for valleyview
   definitions if they're needed. I am not sure.
 
 Jesse, if you can send me a list of DPIO offsets to read, I'll add the
 appropriate patch. (It can wait until you get back).

Yeah, I like. Can't help you with the autfoo though :( And no opinion on
the m4 macro stuff, I guess you need to poke our legal guys quickly for
this.

The only thing to ponder imo is whether we should add intel_ prefixes to
the tools and add all the new files to the install target (probably need
tos shove the data files somewhere in var then). Without that we need to
ask bug reporters to install latest git and run the dumper tools from
there.

Otoh we do ask them to grab latest i-g-t git almost every time, anyway ...
-Daniel
 
 -- 
 Ben Widawsky, Intel Open Source Technology Center
 ___
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-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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Re: [Intel-gfx] [PATCH 00/10] [RFC v2] quick dump

2013-02-04 Thread Ben Widawsky
On Mon, Feb 04, 2013 at 04:10:55PM +0100, Daniel Vetter wrote:
 On Sun, Feb 03, 2013 at 10:13:10AM -0800, Ben Widawsky wrote:
  On Sun, Feb 03, 2013 at 12:22:25PM +, Chris Wilson wrote:
   On Sun, Feb 03, 2013 at 10:29:15AM +0100, Jesse Barnes wrote:
On Sat,  2 Feb 2013 16:07:52 -0800
Ben Widawsky b...@bwidawsk.net wrote:

 This is my second attempt at winning approval for the series. First 
 one
 was: https://patchwork.kernel.org/patch/1493131/
 
 In spending the time to rework this tool, I've begun to lose my belief
 in some of the original motivations I had.  Even if you don't want to
 review, but just like (or dislike) what you see, I'd appreciate such
 comments.

I'd like to see it land in i-g-t.  Having the regs defined in a text or
xml file is an improvement over what we have today, and is easier to
extend.  At first the advantage of reg_dumper was that it parsed out
the bitfields of the various regs.  But we didn't keep up with that,
and also haven't kept up with the regs on new platforms as well as we
could.  Text files would make that easier, and xml files might bring
back the bit field parsing, which would be extra nice.
   
   Completely agree. For me the big improvement would be being able to use
   the bspec register names or our internal approximation thereof rather
   than having to loop up the actual addresses every time. 
   
   Having the name database available in python should make building
   integrated little snippets to parse traces which are also python
   accessible.
   -Chris
  
  It's really nice to get support from you. A mix of fever and staring at
  the same code too long can really make someone go crazy. Still, a few
  concerns left from me, one of which I accidentally left out of the
  description.
  
  - Someone needs to give me a yes or no on the m4 extension macros. This
will block any pushing.
  - The build kind of sucks on Arch because of Arch's choices regarding
python libraries. To build this on Arch, you must run something like:
./autogen.sh PYTHON_LDFLAGS=-L/usr/lib/python3.3 -lpython3.3m
I really don't like autogen not working out of the box. Perhaps I need
to add an AC_ flag to default this tool to off? What do others think?
Does it work properly on other distros? How to handle this?
  - Ideally, I'd like someone to send me some fixes for valleyview
definitions if they're needed. I am not sure.
  
  Jesse, if you can send me a list of DPIO offsets to read, I'll add the
  appropriate patch. (It can wait until you get back).
 
 Yeah, I like. Can't help you with the autfoo though :( And no opinion on
 the m4 macro stuff, I guess you need to poke our legal guys quickly for
 this.

Okay, I think I've satisfied myself, from the project page:
http://savannah.gnu.org/projects/autoconf-archive/

Every single one of those macros can be re-used without imposing any
restrictions whatsoever on the licensing of the generated configure
script. In particular, it is possible to use all those macros in
configure scripts that are meant for non-free software

 
 The only thing to ponder imo is whether we should add intel_ prefixes to
 the tools and add all the new files to the install target (probably need
 tos shove the data files somewhere in var then). Without that we need to
 ask bug reporters to install latest git and run the dumper tools from
 there.
 
 Otoh we do ask them to grab latest i-g-t git almost every time, anyway ...
 -Daniel

I've gone back and forth as to whether or not I want to robustly support
this from make install. I'm not really too certain of the correct way
to install python scripts, so I've mostly punted on this. My feeling for
now is, let's make it work in tree, and when it becomes more useful,
make sure it works with make install.

  
  -- 
  Ben Widawsky, Intel Open Source Technology Center
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 -- 
 Daniel Vetter
 Software Engineer, Intel Corporation
 +41 (0) 79 365 57 48 - http://blog.ffwll.ch

-- 
Ben Widawsky, Intel Open Source Technology Center
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Re: [Intel-gfx] [PATCH 00/10] [RFC v2] quick dump

2013-02-03 Thread Jesse Barnes
On Sat,  2 Feb 2013 16:07:52 -0800
Ben Widawsky b...@bwidawsk.net wrote:

 This is my second attempt at winning approval for the series. First one
 was: https://patchwork.kernel.org/patch/1493131/
 
 In spending the time to rework this tool, I've begun to lose my belief
 in some of the original motivations I had.  Even if you don't want to
 review, but just like (or dislike) what you see, I'd appreciate such
 comments.

I'd like to see it land in i-g-t.  Having the regs defined in a text or
xml file is an improvement over what we have today, and is easier to
extend.  At first the advantage of reg_dumper was that it parsed out
the bitfields of the various regs.  But we didn't keep up with that,
and also haven't kept up with the regs on new platforms as well as we
could.  Text files would make that easier, and xml files might bring
back the bit field parsing, which would be extra nice.

Acked-by: Jesse Barnes jbar...@virtuousgeek.org

Jesse
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Re: [Intel-gfx] [PATCH 00/10] [RFC v2] quick dump

2013-02-03 Thread Chris Wilson
On Sun, Feb 03, 2013 at 10:29:15AM +0100, Jesse Barnes wrote:
 On Sat,  2 Feb 2013 16:07:52 -0800
 Ben Widawsky b...@bwidawsk.net wrote:
 
  This is my second attempt at winning approval for the series. First one
  was: https://patchwork.kernel.org/patch/1493131/
  
  In spending the time to rework this tool, I've begun to lose my belief
  in some of the original motivations I had.  Even if you don't want to
  review, but just like (or dislike) what you see, I'd appreciate such
  comments.
 
 I'd like to see it land in i-g-t.  Having the regs defined in a text or
 xml file is an improvement over what we have today, and is easier to
 extend.  At first the advantage of reg_dumper was that it parsed out
 the bitfields of the various regs.  But we didn't keep up with that,
 and also haven't kept up with the regs on new platforms as well as we
 could.  Text files would make that easier, and xml files might bring
 back the bit field parsing, which would be extra nice.

Completely agree. For me the big improvement would be being able to use
the bspec register names or our internal approximation thereof rather
than having to loop up the actual addresses every time. 

Having the name database available in python should make building
integrated little snippets to parse traces which are also python
accessible.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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Re: [Intel-gfx] [PATCH 00/10] [RFC v2] quick dump

2013-02-03 Thread Ben Widawsky
On Sun, Feb 03, 2013 at 12:22:25PM +, Chris Wilson wrote:
 On Sun, Feb 03, 2013 at 10:29:15AM +0100, Jesse Barnes wrote:
  On Sat,  2 Feb 2013 16:07:52 -0800
  Ben Widawsky b...@bwidawsk.net wrote:
  
   This is my second attempt at winning approval for the series. First one
   was: https://patchwork.kernel.org/patch/1493131/
   
   In spending the time to rework this tool, I've begun to lose my belief
   in some of the original motivations I had.  Even if you don't want to
   review, but just like (or dislike) what you see, I'd appreciate such
   comments.
  
  I'd like to see it land in i-g-t.  Having the regs defined in a text or
  xml file is an improvement over what we have today, and is easier to
  extend.  At first the advantage of reg_dumper was that it parsed out
  the bitfields of the various regs.  But we didn't keep up with that,
  and also haven't kept up with the regs on new platforms as well as we
  could.  Text files would make that easier, and xml files might bring
  back the bit field parsing, which would be extra nice.
 
 Completely agree. For me the big improvement would be being able to use
 the bspec register names or our internal approximation thereof rather
 than having to loop up the actual addresses every time. 
 
 Having the name database available in python should make building
 integrated little snippets to parse traces which are also python
 accessible.
 -Chris

It's really nice to get support from you. A mix of fever and staring at
the same code too long can really make someone go crazy. Still, a few
concerns left from me, one of which I accidentally left out of the
description.

- Someone needs to give me a yes or no on the m4 extension macros. This
  will block any pushing.
- The build kind of sucks on Arch because of Arch's choices regarding
  python libraries. To build this on Arch, you must run something like:
  ./autogen.sh PYTHON_LDFLAGS=-L/usr/lib/python3.3 -lpython3.3m
  I really don't like autogen not working out of the box. Perhaps I need
  to add an AC_ flag to default this tool to off? What do others think?
  Does it work properly on other distros? How to handle this?
- Ideally, I'd like someone to send me some fixes for valleyview
  definitions if they're needed. I am not sure.

Jesse, if you can send me a list of DPIO offsets to read, I'll add the
appropriate patch. (It can wait until you get back).

-- 
Ben Widawsky, Intel Open Source Technology Center
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