[Intel-gfx] [PATCH 0/6] drm/i915/gmbus: stop using implicit dev_priv

Jani Nikula jani.nikula at intel.com
Tue Aug 30 13:08:33 UTC 2022


On Tue, 30 Aug 2022, Ville Syrjälä <ville.syrjala at linux.intel.com> wrote:
> On Tue, Aug 30, 2022 at 01:27:56PM +0300, Jani Nikula wrote:
>> The register macros are the last holdout for implicit dev_priv local
>> variable. Try out what it would mean to stop using it, and require
>> passing i915 as parameter to the register macros. Use gmbus as a nicely
>> isolated playing ground.
>> 
>> Jani Nikula (6):
>>   drm/i915/gmbus: split out gmbus regs in a separate file
>>   drm/i915/gmbus: whitespace cleanup in reg definitions
>>   drm/i915/gmbus: add wrapper for gmbus mmio base
>>   drm/i915/gmbus: stop using implicit dev_priv in register definitions
>>   drm/i915/reg: stop using implicit dev_priv in DSPCLK_GATE_D
>>   drm/i915/gmbus: mass dev_priv -> i915 rename
>
> Looks reasonable enough to me. Just wondering when I'll start
> getting annoyed at not finding something in i915_reg.h :)

That's a risk. :)

The flip side is, I've actually liked to see how few places really need
each of the new *_regs.h files. It's almost an indication the design is
wrong if more than a couple .c files include the same regs file.

> Series is
> Reviewed-by: Ville Syrjälä <ville.syrjala at linux.intel.com>

Thanks!

Jani.

>
>> 
>>  .../i915/display/intel_display_power_well.c   |   4 +-
>>  drivers/gpu/drm/i915/display/intel_gmbus.c    | 275 +++++++++---------
>>  .../gpu/drm/i915/display/intel_gmbus_regs.h   |  81 ++++++
>>  drivers/gpu/drm/i915/display/intel_overlay.c  |   4 +-
>>  drivers/gpu/drm/i915/display/vlv_dsi.c        |   8 +-
>>  drivers/gpu/drm/i915/gvt/edid.c               |   3 +-
>>  drivers/gpu/drm/i915/i915_reg.h               |  65 +----
>>  drivers/gpu/drm/i915/intel_pm.c               |   4 +-
>>  8 files changed, 232 insertions(+), 212 deletions(-)
>>  create mode 100644 drivers/gpu/drm/i915/display/intel_gmbus_regs.h
>> 
>> -- 
>> 2.34.1

-- 
Jani Nikula, Intel Open Source Graphics Center


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