[Intel-gfx] [PATCH v5 00/21] drm: Introduce struct drm_device based WARN* and use them in i915
Jani Nikula
jani.nikula at linux.intel.com
Tue Feb 4 09:11:36 UTC 2020
On Tue, 28 Jan 2020, Pankaj Bharadiya <pankaj.laxminarayan.bharadiya at 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 i915 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.
Thanks for the patches, pushed all that applied, please rebase the rest.
BR,
Jani.
>
> changes since v4:
> - Address Jani's comment
> - split major i915/display related conversions per file into
> seperate patches so that non conflicting patches can be
> merged.
>
> changes since v3:
> - rebase pending unmerged patches on drm-tip
> (bc626bbb5b6e drm-tip: 2020y-01m-25d-14h-28m-41s UTC integration manifest)
>
> changes since v2:
> - rebase pending unmerged patches on drm-tip
>
> changes since v1:
> - Address Jani's review comments
> - Fix typo in comment of patch 0001
> - Get rid of helper functions
> - Split patches by directory
>
> 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 (21):
> drm/i915/display/icl_dsi: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/audio: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/cdclk: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/crt: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/ddi: Make WARN* drm specific where drm_device ptr is available
> drm/i915/display/display: Make WARN* drm specific where drm_device ptr is available
> drm/i915/display/power: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/dp: Make WARN* drm specific where drm_device ptr is available
> drm/i915/display/dpll_mgr: Make WARN* drm specific where drm_device ptr is available
> drm/i915/display/fbc: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/fbdev: Make WARN* drm specific where drm_device ptr is available
> drm/i915/display/hdcp: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/hdmi: Make WARN* drm specific where drm_device ptr is available
> drm/i915/display/overlay: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/panel: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/psr: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/sdvo: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display/tc: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/display: Make WARN* drm specific where drm_device ptr is available
> drm/i915/gvt: Make WARN* drm specific where drm_priv ptr is available
> drm/i915/gvt: Make WARN* drm specific where vgpu ptr is available
>
> 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 | 92 +++----
> drivers/gpu/drm/i915/display/intel_display.c | 226 ++++++++++--------
> .../drm/i915/display/intel_display_power.c | 168 +++++++------
> drivers/gpu/drm/i915/display/intel_dp.c | 117 +++++----
> 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 | 37 +--
> 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 | 52 ++--
> 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 | 12 +-
> drivers/gpu/drm/i915/display/intel_panel.c | 19 +-
> 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 | 14 +-
> drivers/gpu/drm/i915/display/intel_sprite.c | 5 +-
> drivers/gpu/drm/i915/display/intel_tc.c | 18 +-
> drivers/gpu/drm/i915/display/intel_vdsc.c | 2 +-
> drivers/gpu/drm/i915/display/vlv_dsi.c | 2 +-
> drivers/gpu/drm/i915/gvt/aperture_gm.c | 6 +-
> drivers/gpu/drm/i915/gvt/cfg_space.c | 23 +-
> drivers/gpu/drm/i915/gvt/cmd_parser.c | 4 +-
> drivers/gpu/drm/i915/gvt/display.c | 6 +-
> drivers/gpu/drm/i915/gvt/dmabuf.c | 4 +-
> drivers/gpu/drm/i915/gvt/edid.c | 19 +-
> drivers/gpu/drm/i915/gvt/gtt.c | 21 +-
> drivers/gpu/drm/i915/gvt/gvt.c | 4 +-
> drivers/gpu/drm/i915/gvt/handlers.c | 22 +-
> drivers/gpu/drm/i915/gvt/interrupt.c | 16 +-
> drivers/gpu/drm/i915/gvt/kvmgt.c | 10 +-
> drivers/gpu/drm/i915/gvt/mmio.c | 30 ++-
> drivers/gpu/drm/i915/gvt/mmio_context.c | 8 +-
> drivers/gpu/drm/i915/gvt/scheduler.c | 6 +-
> drivers/gpu/drm/i915/gvt/vgpu.c | 6 +-
> 53 files changed, 716 insertions(+), 532 deletions(-)
--
Jani Nikula, Intel Open Source Graphics Center
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