[PATCH v3 0/8] drm/i915: refactor VLV IOSF SB for display usage

[Jani Nikula]

On Mon, 12 May 2025, Jani Nikula <jani.nikula at intel.com> wrote:
> v3 of [1] fixing dpio 1 vs 2 sanity checks.
>
> [1] https://lore.kernel.org/r/cover.1746698410.git.jani.nikula@intel.com

Pushed to din, thanks for the review.

BR,
Jani.

>
> Jani Nikula (8):
>   drm/i915: rename vlv_sideband*.[ch] to vlv_iosf_sb*.[ch]
>   drm/i915: add generic read/write functions for VLV IOSF SB
>   drm/i915: rewrite VLV IOSF SB unit specific read/write functions
>   drm/i915: switch i915 core to generic VLV IOSF SB functions
>   drm/i915: move VLV IOSF SB unit specific helpers under display
>   drm/i915: convert VLV IOSF SB interface to struct drm_device
>   drm/i915: rename VLV IOSF SB ports parameter to unit_mask
>   drm/i915: ensure correct VLV IOSF SB units have been get/put
>
>  drivers/gpu/drm/i915/Makefile                 |   5 +-
>  drivers/gpu/drm/i915/display/i9xx_wm.c        |  35 ++-
>  drivers/gpu/drm/i915/display/intel_cdclk.c    |  47 ++---
>  drivers/gpu/drm/i915/display/intel_display.c  |  23 +-
>  drivers/gpu/drm/i915/display/intel_display.h  |   7 +-
>  .../drm/i915/display/intel_display_power.c    |   7 +-
>  .../i915/display/intel_display_power_map.c    |   2 +-
>  .../i915/display/intel_display_power_well.c   |  71 +++----
>  drivers/gpu/drm/i915/display/intel_dpio_phy.c | 199 +++++++++---------
>  drivers/gpu/drm/i915/display/intel_dpll.c     | 135 ++++++------
>  drivers/gpu/drm/i915/display/vlv_dsi.c        |  26 ++-
>  drivers/gpu/drm/i915/display/vlv_dsi_pll.c    |  46 ++--
>  drivers/gpu/drm/i915/display/vlv_sideband.c   |  50 +++++
>  drivers/gpu/drm/i915/display/vlv_sideband.h   | 156 ++++++++++++++
>  drivers/gpu/drm/i915/gt/intel_gt_pm_debugfs.c |   8 +-
>  drivers/gpu/drm/i915/gt/intel_rps.c           |  58 ++---
>  drivers/gpu/drm/i915/i915_driver.c            |   2 +-
>  drivers/gpu/drm/i915/i915_drv.h               |   1 +
>  drivers/gpu/drm/i915/intel_clock_gating.c     |   2 +-
>  drivers/gpu/drm/i915/soc/intel_dram.c         |  14 +-
>  .../i915/{vlv_sideband.c => vlv_iosf_sb.c}    | 176 ++++++----------
>  drivers/gpu/drm/i915/vlv_iosf_sb.h            |  37 ++++
>  .../{vlv_sideband_reg.h => vlv_iosf_sb_reg.h} |   6 +-
>  drivers/gpu/drm/i915/vlv_sideband.h           | 125 -----------
>  .../drm/xe/compat-i915-headers/vlv_iosf_sb.h  |  42 ++++
>  .../{vlv_sideband_reg.h => vlv_iosf_sb_reg.h} |   2 +-
>  .../drm/xe/compat-i915-headers/vlv_sideband.h | 132 ------------
>  27 files changed, 689 insertions(+), 725 deletions(-)
>  create mode 100644 drivers/gpu/drm/i915/display/vlv_sideband.c
>  create mode 100644 drivers/gpu/drm/i915/display/vlv_sideband.h
>  rename drivers/gpu/drm/i915/{vlv_sideband.c => vlv_iosf_sb.c} (55%)
>  create mode 100644 drivers/gpu/drm/i915/vlv_iosf_sb.h
>  rename drivers/gpu/drm/i915/{vlv_sideband_reg.h => vlv_iosf_sb_reg.h} (98%)
>  delete mode 100644 drivers/gpu/drm/i915/vlv_sideband.h
>  create mode 100644 drivers/gpu/drm/xe/compat-i915-headers/vlv_iosf_sb.h
>  rename drivers/gpu/drm/xe/compat-i915-headers/{vlv_sideband_reg.h => vlv_iosf_sb_reg.h} (66%)
>  delete mode 100644 drivers/gpu/drm/xe/compat-i915-headers/vlv_sideband.h

-- 
Jani Nikula, Intel