[PATCH v2 0/2] LOBF enablement fix
Manna, Animesh
animesh.manna at intel.com
Mon Dec 9 11:40:33 UTC 2024
> -----Original Message-----
> From: Hogander, Jouni <jouni.hogander at intel.com>
> Sent: Monday, December 9, 2024 2:14 PM
> To: Manna, Animesh <animesh.manna at intel.com>; intel-
> gfx at lists.freedesktop.org
> Cc: Nikula, Jani <jani.nikula at intel.com>; B, Jeevan <jeevan.b at intel.com>
> Subject: Re: [PATCH v2 0/2] LOBF enablement fix
>
> Generic comments on these patches.
>
> These are enabling LOBF if it's possible. Possible errors are not taken into
> account. I think DP_ALPM_LOCK_TIMEOUT_ERROR should be taken into
> account in LOBF as well: See
> drivers/gpu/drm/i915/display/intel_psr.c:psr_alpm_check.
Sure, will add checks for LOBF as well.
>
> You might also want to add some debug interface to disable lobf. I can
> imagine this being feature not working on all setups where possible on first
> try. Debugging/bisecting would be much easier if you have such interface.
Got it, will try to add.
Regards,
Animesh
>
> BR,
>
> Jouni Högander
>
> On Wed, 2024-12-04 at 15:33 +0530, Animesh Manna wrote:
> > Signed-off-by: Animesh Manna <animesh.manna at intel.com>
> >
> > Animesh Manna (2):
> > drm/i915/lobf: Add lobf enablement in post plane update
> > drm/i915/lobf: Add debug print for LOBF
> >
> > drivers/gpu/drm/i915/display/intel_alpm.c | 29
> > +++++++++++++++++++-
> > drivers/gpu/drm/i915/display/intel_alpm.h | 4 +++
> > drivers/gpu/drm/i915/display/intel_display.c | 3 ++
> > 3 files changed, 35 insertions(+), 1 deletion(-)
> >
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