Re: [Intel-gfx] [PATCH 0/4] Drop support for pre-production DG2 hardware

[Jani Nikula <jani.nikula@linux.intel.com>]

On Tue, 15 Aug 2023, Matt Roper <matthew.d.roper@intel.com> wrote:
> We generally only keep support for pre-production steppings and
> workarounds around in the driver until the next major platform is
> implemented.  Now that MTL is in good shape in i915 (and subsequent
> platforms like LNL are being implemented solely on the Xe driver) it's
> time to drop the DG2 pre-production hardware support.
>
> DG2 production hardware always has display stepping C0 or later.  On the
> GT side, production hardware starts with C0 (for DG2-G10), B1 (for
> DG2-G11), and A1 (for DG2-G12).  This means we can drop quite a few
> pre-production workarounds, and simplify the handling of several others.

Did not review, but in general

Acked-by: Jani Nikula <jani.nikula@intel.com>


>
>
> Matt Roper (4):
>   drm/i915/dg2: Recognize pre-production hardware
>   drm/i915/dg2: Drop pre-production display workarounds
>   drm/i915/dg2: Drop pre-production GT workarounds
>   drm/i915: Tidy workaround definitions
>
>  drivers/gpu/drm/i915/display/intel_display.c  |   2 +-
>  .../drm/i915/display/skl_universal_plane.c    |   4 -
>  drivers/gpu/drm/i915/gt/intel_lrc.c           |  34 +-
>  drivers/gpu/drm/i915/gt/intel_mocs.c          |  21 +-
>  drivers/gpu/drm/i915/gt/intel_rc6.c           |   6 +-
>  drivers/gpu/drm/i915/gt/intel_workarounds.c   | 301 +++---------------
>  drivers/gpu/drm/i915/gt/uc/intel_guc.c        |  20 +-
>  drivers/gpu/drm/i915/i915_driver.c            |   3 +
>  drivers/gpu/drm/i915/i915_drv.h               |  23 --
>  drivers/gpu/drm/i915/i915_perf.c              |  20 --
>  drivers/gpu/drm/i915/intel_clock_gating.c     |   8 -
>  11 files changed, 66 insertions(+), 376 deletions(-)

-- 
Jani Nikula, Intel Open Source Graphics Center