[Intel-gfx] [PATCH 0/7] drm/i915: move towards kernel types

[Jani Nikula]

On Tue, 12 Jun 2018, Lucas De Marchi <lucas.de.marchi at gmail.com> wrote:
> On Tue, Jun 12, 2018 at 3:15 AM Jani Nikula <jani.nikula at intel.com> wrote:
>>
>> On Tue, 12 Jun 2018, Tvrtko Ursulin <tvrtko.ursulin at linux.intel.com> wrote:
>> > On 12/06/2018 10:19, Jani Nikula wrote:
>> >> Semi-RFC. Do we want to do this? Here's a batch of conversions that shouldn't
>> >> conflict much with in-flight patches.
>> >>
>> >> The trouble with mixed use is that it's inconsistent, and any remaining C99
>> >> types will encourage their use. We could at least do the low hanging fruit?
>> >
>> > Ack from me. Doesn't seem so big to cause much pain.
>> >
>> > When you say low-hanging fruit, that implies you only dealt with a
>> > particular class of occurrences?
>>
>> I meant the files which don't have massive amounts of C99 types and
>> aren't under active development right now. I just wanted to avoid
>> trouble for starters. ;)
>
> If using kernel types is where we want to go (which I agree with),
> maybe it would be better to have a single conversion rather than
> several small ones as we are doing with dev_priv -> i915? This allows
> in-flight-but-not-yet-sent patches to easily keep up with the changes
> rather than conflicting every other rebase.

I'm thinking we can do a lot of changes without conflicting anything or
very little. At least for starters before the sudden ripping off the
band-aid.

BR,
Jani.

>
> Lucas De Marchi
>
>>
>> > Also going forward we have to make sure we will be able to stop them
>> > creeping back in. Is checkpatch perhaps covering this? Or we could put
>> > something in dim?
>>
>> We can stop ignoring PREFER_KERNEL_TYPES in checkpatch (the ignores are
>> in dim). We don't even have to change everything for that, we just need
>> to change enough to make the S/N better. People tend to use the types
>> near the places they change.
>>
>> BR,
>> Jani.
>>
>>
>> >
>> > Regards,
>> >
>> > Tvrtko
>> >
>> >> $ git grep "uint\(8\|16\|32\|64\)_t" -- drivers/gpu/drm/i915/ | sed 's/:.*//' | sort | uniq -c | sort -n
>> >>
>> >> BR,
>> >> Jani.
>> >>
>> >>
>> >> Jani Nikula (7):
>> >>    drm/i915/vbt: switch to kernel unsigned int types
>> >>    drm/i915/hdmi: switch to kernel unsigned int types
>> >>    drm/i915/uncore: switch to kernel unsigned int types
>> >>    drm/i915/dvo: switch to kernel unsigned int types
>> >>    drm/i915/backlight: switch to kernel unsigned int types
>> >>    drm/i915/audio: switch to kernel unsigned int types
>> >>    drm/i915/lspcon: switch to kernel unsigned int types
>> >>
>> >>   drivers/gpu/drm/i915/dvo_ch7017.c             | 20 ++++++------
>> >>   drivers/gpu/drm/i915/dvo_ch7xxx.c             | 22 +++++++-------
>> >>   drivers/gpu/drm/i915/dvo_ivch.c               | 26 ++++++++--------
>> >>   drivers/gpu/drm/i915/dvo_ns2501.c             | 44 +++++++++++++--------------
>> >>   drivers/gpu/drm/i915/dvo_sil164.c             | 10 +++---
>> >>   drivers/gpu/drm/i915/dvo_tfp410.c             | 16 +++++-----
>> >>   drivers/gpu/drm/i915/intel_audio.c            | 36 +++++++++++-----------
>> >>   drivers/gpu/drm/i915/intel_bios.c             |  4 +--
>> >>   drivers/gpu/drm/i915/intel_dp_aux_backlight.c | 12 ++++----
>> >>   drivers/gpu/drm/i915/intel_dvo.c              |  2 +-
>> >>   drivers/gpu/drm/i915/intel_hdmi.c             | 14 ++++-----
>> >>   drivers/gpu/drm/i915/intel_lspcon.c           |  2 +-
>> >>   drivers/gpu/drm/i915/intel_panel.c            |  8 ++---
>> >>   drivers/gpu/drm/i915/intel_uncore.h           | 22 +++++++-------
>> >>   drivers/gpu/drm/i915/intel_vbt_defs.h         |  2 +-
>> >>   15 files changed, 120 insertions(+), 120 deletions(-)
>> >>
>>
>> --
>> Jani Nikula, Intel Open Source Graphics Center
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>> Intel-gfx at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Jani Nikula, Intel Open Source Graphics Center