Re: [Intel-gfx] [PATCH v2 35/39] docs: gpu: i915.rst: add the remaining kernel-doc markup files

From: Mauro Carvalho Chehab
Date: Tue Sep 06 2022 - 16:00:49 EST


On Tue, 9 Aug 2022 06:20:57 -0400
Rodrigo Vivi <rodrigo.vivi@xxxxxxxxx> wrote:

> On Wed, Jul 13, 2022 at 09:12:23AM +0100, Mauro Carvalho Chehab wrote:
> > There are other files with kernel-doc markups:
> >
> > $ git grep -l "/\*\*" $(git ls-files|grep drivers/gpu/drm/i915/) >kernel-doc-files
> > $ for i in $(cat kernel-doc-files); do if [ "$(git grep $i Documentation/)" == "" ]; then echo "$i"; fi; done >aaa
> >
> > Add them to i915.rst as well.
> >
> > Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx>
> > ---
> >
> > To avoid mailbombing on a large number of people, only mailing lists were C/C on the cover.
> > See [PATCH v2 00/39] at: https://lore.kernel.org/all/cover.1657699522.git.mchehab@xxxxxxxxxx/
> >
> > Documentation/gpu/i915.rst | 87 ++++++++++++++++++++++++++++++++++++++
> > 1 file changed, 87 insertions(+)
> >
> > diff --git a/Documentation/gpu/i915.rst b/Documentation/gpu/i915.rst
> > index 974754586be8..6bb50edc6d79 100644
> > --- a/Documentation/gpu/i915.rst
> > +++ b/Documentation/gpu/i915.rst
> > @@ -13,6 +13,11 @@ Core Driver Infrastructure
> > This section covers core driver infrastructure used by both the display
> > and the GEM parts of the driver.
> >
> > +Core driver
> > +-----------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_driver.c
> > +
> > Runtime Power Management
> > ------------------------
> >
> > @@ -29,6 +34,10 @@ Runtime Power Management
> >
> > .. kernel-doc:: drivers/gpu/drm/i915/intel_pm.c
> >
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_wakeref.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_active.h
>
> not sure if this belongs to this group...
>
> > +
> > Interrupt Handling
> > ------------------
> >
> > @@ -44,6 +53,28 @@ Interrupt Handling
> > .. kernel-doc:: drivers/gpu/drm/i915/i915_irq.c
> > :functions: intel_runtime_pm_enable_interrupts
> >
> > +Error handling
> > +--------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_gpu_error.c
>
> not sure if this gt hang stuff deserves a separated section
> alone and if the name is the best one....
>
> > +
> > +Memory Handling
> > +---------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_vma_resource.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_vma_resource.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_vma.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_vma.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_mm.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_memory_region.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_memcpy.c
> > +
> > Intel GVT-g Guest Support(vGPU)
>
> ^ missing space
>
> > -------------------------------
> >
> > @@ -109,6 +140,54 @@ Workarounds
> > .. kernel-doc:: drivers/gpu/drm/i915/gt/intel_workarounds.c
> > :doc: Hardware workarounds
> >
> > +32-bits compatible ioctl Logic
> > +------------------------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_ioc32.c
> > +
> > +Scatterlist handling
> > +--------------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_scatterlist.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_scatterlist.c
> > +
> > +i915 request
> > +------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_request.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_request.c
> > +
> > +Ancillary routines
>
> maybe simply have an "Others" section and put everything
> that has only one item like the gpu hang one?

OK!

>
> > +------------------
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_deps.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_deps.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_device_info.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_params.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_sw_fence_work.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_syncmap.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_pcode.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_reg_defs.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_wopcm.h
> > +
> > +
> > +PXP
>
> Protected Xe Path (PXP)
>
>
> > +---
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/pxp/intel_pxp_irq.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/pxp/intel_pxp_tee.c
> > +
> > Display Hardware Handling
> > =========================
> >
> > @@ -618,6 +697,12 @@ Protected Objects
> > Table Manager (TTM)
> > -------------------
> >
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_ttm_buddy_manager.h
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_ttm_buddy_manager.c
> > +
> > +.. kernel-doc:: drivers/gpu/drm/i915/intel_region_ttm.c
> > +
> > .. kernel-doc:: drivers/gpu/drm/i915/gem/i915_gem_ttm.c
> >
> > .. kernel-doc:: drivers/gpu/drm/i915/gem/i915_gem_ttm.h
> > @@ -627,6 +712,8 @@ Table Manager (TTM)
> > Graphics Execution Manager (GEM)
> > --------------------------------
> >
> > +.. kernel-doc:: drivers/gpu/drm/i915/i915_gem.c
> > +
> > .. kernel-doc:: drivers/gpu/drm/i915/gem/i915_gem_create.c
> >
> > .. kernel-doc:: drivers/gpu/drm/i915/gem/i915_gem_domain.c
>
> in many cases I see only the .h or only the .c... why is that?
> wouldn't be better already put both in all the cases?

No. Adding kernel-doc files that doesn't contain any markups
will produce warnings.

We're working hard upstream to have a zero-warnings policy for
documentation.

Regards,
Mauro