From: "Bharadiya,Pankaj" <pankaj.laxminarayan.bharadiya@intel.com>
To: Jani Nikula <jani.nikula@intel.com>
Cc: pankaj.laxminaryan.bharadiya@outlook.iglb.intel.com,
intel-gfx@lists.freedesktop.org, sudeep.dutt@intel.com,
dri-devel@lists.freedesktop.org, sam@ravnborg.org
Subject: Re: [Intel-gfx] [PATCH 0/6]: drm: Introduce struct drm_device based WARN* and use them in i915
Date: Tue, 14 Jan 2020 00:04:00 +0530 [thread overview]
Message-ID: <20200113183400.GB739@plaxmina-desktop.iind.intel.com> (raw)
In-Reply-To: <87d0bnmt7j.fsf@intel.com>
On Mon, Jan 13, 2020 at 02:33:36PM +0200, Jani Nikula wrote:
> On Mon, 13 Jan 2020, Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com> wrote:
> > Device specific dev_WARN and dev_WARN_ONCE macros available in kernel
> > include device information in the backtrace, so we know what device
> > the warnings originate from.
> >
> > Similar to this, add new struct drm_device based drm_WARN* macros. These
> > macros include device information in the backtrace, so we know
> > what device the warnings originate from. Knowing the device specific
> > information in the backtrace would be helpful in development all
> > around.
> >
> > This patch series aims to convert calls of WARN(), WARN_ON(),
> > WARN_ONCE() and WARN_ON_ONCE() in i916 driver to use the drm
> > device-specific variants automatically wherever struct device pointer
> > is available.
> >
> > To do this, this patch series -
> > - introduces new struct drm_device based WARN* macros
> > - automatically converts WARN* with device specific dev_WARN*
> > variants using coccinelle semantic patch scripts.
> >
> > The goal is to convert all the calls of WARN* with drm_WARN* in i915,
> > but there are still cases where device pointer is not readily
> > available in some functions (or I missed them somehow) using WARN*
> > hence some manual churning is needed. Handle such remaining cases
> > separately later.
> >
> > Changes since RFC at [1]
> > - Introduce drm_WARN* macros and use them as suggested by Sam and Jani
> > - Get rid of extra local variables
> >
> > [1] https://patchwork.freedesktop.org/series/71668/
> >
> > Pankaj Bharadiya (6):
> > drm/print: introduce new struct drm_device based WARN* macros
> > drm/i915: add helper functions to get device ptr
> > drm/i915: Make WARN* drm specific where drm_device ptr available
> > drm/i915: Make WARN* drm specific where drm_priv ptr is available
> > drm/i915: Make WARN* drm specific where dev_priv can be extracted.
> > drm/i915: Make WARN* drm specific for various cases.
>
> I think the last four patches actually making the conversions are too
> big, and need to be split out to smaller pieces. These are bound to
> conflict in annoying ways.
>
> The absolute minimum I think it splitting by directory, and in
> particular the changes to gvt needs to be handled by gvt maintainers.
OK. Will split.
Thanks,
Pankaj
>
> BR,
> Jani.
>
>
> >
> > drivers/gpu/drm/i915/display/icl_dsi.c | 14 +-
> > drivers/gpu/drm/i915/display/intel_atomic.c | 6 +-
> > drivers/gpu/drm/i915/display/intel_audio.c | 19 +-
> > drivers/gpu/drm/i915/display/intel_bios.c | 10 +-
> > drivers/gpu/drm/i915/display/intel_bw.c | 3 +-
> > drivers/gpu/drm/i915/display/intel_cdclk.c | 81 +++---
> > drivers/gpu/drm/i915/display/intel_color.c | 3 +-
> > .../gpu/drm/i915/display/intel_combo_phy.c | 2 +-
> > .../gpu/drm/i915/display/intel_connector.c | 3 +-
> > drivers/gpu/drm/i915/display/intel_crt.c | 10 +-
> > drivers/gpu/drm/i915/display/intel_ddi.c | 100 ++++----
> > drivers/gpu/drm/i915/display/intel_display.c | 239 ++++++++++--------
> > .../drm/i915/display/intel_display_power.c | 170 +++++++------
> > .../drm/i915/display/intel_display_types.h | 14 +
> > drivers/gpu/drm/i915/display/intel_dp.c | 121 +++++----
> > drivers/gpu/drm/i915/display/intel_dp_mst.c | 10 +-
> > drivers/gpu/drm/i915/display/intel_dpio_phy.c | 3 +-
> > drivers/gpu/drm/i915/display/intel_dpll_mgr.c | 39 +--
> > drivers/gpu/drm/i915/display/intel_dsb.c | 6 +-
> > .../i915/display/intel_dsi_dcs_backlight.c | 2 +-
> > drivers/gpu/drm/i915/display/intel_dsi_vbt.c | 5 +-
> > drivers/gpu/drm/i915/display/intel_fbc.c | 23 +-
> > drivers/gpu/drm/i915/display/intel_fbdev.c | 13 +-
> > drivers/gpu/drm/i915/display/intel_gmbus.c | 3 +-
> > drivers/gpu/drm/i915/display/intel_hdcp.c | 21 +-
> > drivers/gpu/drm/i915/display/intel_hdmi.c | 71 +++---
> > drivers/gpu/drm/i915/display/intel_hotplug.c | 7 +-
> > .../gpu/drm/i915/display/intel_lpe_audio.c | 2 +-
> > drivers/gpu/drm/i915/display/intel_lvds.c | 7 +-
> > drivers/gpu/drm/i915/display/intel_opregion.c | 7 +-
> > drivers/gpu/drm/i915/display/intel_overlay.c | 18 +-
> > drivers/gpu/drm/i915/display/intel_panel.c | 21 +-
> > drivers/gpu/drm/i915/display/intel_pipe_crc.c | 7 +-
> > drivers/gpu/drm/i915/display/intel_psr.c | 32 ++-
> > drivers/gpu/drm/i915/display/intel_sdvo.c | 17 +-
> > drivers/gpu/drm/i915/display/intel_sprite.c | 5 +-
> > drivers/gpu/drm/i915/display/intel_tc.c | 17 +-
> > drivers/gpu/drm/i915/display/intel_vdsc.c | 2 +-
> > drivers/gpu/drm/i915/display/vlv_dsi.c | 2 +-
> > .../gpu/drm/i915/gem/i915_gem_execbuffer.c | 4 +-
> > drivers/gpu/drm/i915/gem/i915_gem_pm.c | 4 +-
> > drivers/gpu/drm/i915/gem/i915_gem_shmem.c | 3 +-
> > drivers/gpu/drm/i915/gem/i915_gem_shrinker.c | 13 +-
> > drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 15 +-
> > drivers/gpu/drm/i915/gt/intel_engine_cs.c | 10 +-
> > drivers/gpu/drm/i915/gt/intel_engine_user.c | 3 +-
> > drivers/gpu/drm/i915/gt/intel_gt_irq.c | 15 +-
> > drivers/gpu/drm/i915/gt/intel_gt_pm_irq.c | 2 +-
> > drivers/gpu/drm/i915/gt/intel_gtt.c | 6 +-
> > drivers/gpu/drm/i915/gt/intel_mocs.c | 4 +-
> > drivers/gpu/drm/i915/gt/intel_rc6.c | 2 +-
> > .../gpu/drm/i915/gt/intel_ring_submission.c | 7 +-
> > drivers/gpu/drm/i915/gt/intel_rps.c | 21 +-
> > drivers/gpu/drm/i915/gt/intel_workarounds.c | 2 +-
> > drivers/gpu/drm/i915/gvt/aperture_gm.c | 6 +-
> > drivers/gpu/drm/i915/gvt/cfg_space.c | 20 +-
> > drivers/gpu/drm/i915/gvt/cmd_parser.c | 4 +-
> > drivers/gpu/drm/i915/gvt/display.c | 5 +-
> > drivers/gpu/drm/i915/gvt/dmabuf.c | 4 +-
> > drivers/gpu/drm/i915/gvt/edid.c | 13 +-
> > drivers/gpu/drm/i915/gvt/gtt.c | 15 +-
> > drivers/gpu/drm/i915/gvt/gvt.c | 4 +-
> > drivers/gpu/drm/i915/gvt/gvt.h | 5 +
> > drivers/gpu/drm/i915/gvt/handlers.c | 18 +-
> > drivers/gpu/drm/i915/gvt/interrupt.c | 11 +-
> > drivers/gpu/drm/i915/gvt/kvmgt.c | 8 +-
> > drivers/gpu/drm/i915/gvt/mmio.c | 29 ++-
> > drivers/gpu/drm/i915/gvt/mmio_context.c | 6 +-
> > drivers/gpu/drm/i915/gvt/scheduler.c | 5 +-
> > drivers/gpu/drm/i915/gvt/vgpu.c | 5 +-
> > drivers/gpu/drm/i915/i915_drv.c | 19 +-
> > drivers/gpu/drm/i915/i915_drv.h | 11 +
> > drivers/gpu/drm/i915/i915_gem.c | 7 +-
> > drivers/gpu/drm/i915/i915_irq.c | 85 ++++---
> > drivers/gpu/drm/i915/i915_perf.c | 40 +--
> > drivers/gpu/drm/i915/i915_pmu.c | 6 +-
> > drivers/gpu/drm/i915/intel_csr.c | 4 +-
> > drivers/gpu/drm/i915/intel_pch.c | 68 +++--
> > drivers/gpu/drm/i915/intel_pm.c | 95 ++++---
> > drivers/gpu/drm/i915/intel_sideband.c | 7 +-
> > drivers/gpu/drm/i915/intel_uncore.c | 57 +++--
> > include/drm/drm_print.h | 30 +++
> > 82 files changed, 1065 insertions(+), 768 deletions(-)
>
> --
> Jani Nikula, Intel Open Source Graphics Center
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prev parent reply other threads:[~2020-01-13 18:38 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-13 11:55 [Intel-gfx] [PATCH 0/6]: drm: Introduce struct drm_device based WARN* and use them in i915 Pankaj Bharadiya
2020-01-13 11:55 ` [Intel-gfx] [PATCH 1/6] drm/print: introduce new struct drm_device based WARN* macros Pankaj Bharadiya
2020-01-13 12:30 ` Jani Nikula
2020-01-13 18:54 ` Sam Ravnborg
2020-01-13 11:55 ` [Intel-gfx] [PATCH 2/6] drm/i915: add helper functions to get device ptr Pankaj Bharadiya
2020-01-13 12:14 ` Jani Nikula
2020-01-13 18:31 ` Bharadiya,Pankaj
2020-01-14 7:51 ` Jani Nikula
2020-01-13 11:55 ` [Intel-gfx] [PATCH 3/6] drm/i915: Make WARN* drm specific where drm_device ptr available Pankaj Bharadiya
2020-01-13 11:55 ` [Intel-gfx] [PATCH 4/6] drm/i915: Make WARN* drm specific where drm_priv ptr is available Pankaj Bharadiya
2020-01-13 11:55 ` [Intel-gfx] [PATCH 5/6] drm/i915: Make WARN* drm specific where dev_priv can be extracted Pankaj Bharadiya
2020-01-13 11:55 ` [Intel-gfx] [PATCH 6/6] drm/i915: Make WARN* drm specific for various cases Pankaj Bharadiya
2020-01-13 12:33 ` [Intel-gfx] [PATCH 0/6]: drm: Introduce struct drm_device based WARN* and use them in i915 Jani Nikula
2020-01-13 18:34 ` Bharadiya,Pankaj [this message]
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