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drm/i915/dmc: Remove invalid PIPEDMC interrupt bits

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On display version 35+ PIPEDMC_ATS_FAULT and
PIPEDMC_GTT_FAULT interrupt bits are no longer defined.

Update the interrupt mask to drop these.

Changes in v2:
- Move PIPEDMC_ERROR interrupt enable to a separate patch (Ville Syrjala)
Changes in v3:
- Add Bspec reference (Suraj Kandpal)
Changes in v4:
- Move bspec position in commit message(Suraj Kandpal)

Bspec: 70296
Signed-off-by: Dibin Moolakadan Subrahmanian <dibin.moolakadan.subrahmanian@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
Signed-off-by: Suraj Kandpal <suraj.kandpal@intel.com>
Link: https://patch.msgid.link/20260327064453.2241523-2-dibin.moolakadan.subrahmanian@intel.com
This commit is contained in:
Dibin Moolakadan Subrahmanian 2026-03-27 12:14:52 +05:30 committed by Suraj Kandpal
parent e012fa31f9
commit e2d48e8395
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/i915/display/intel_dmc.c
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@ -505,6 +505,9 @@ static void pipedmc_clock_gating_wa(struct intel_display *display, bool enable)
static u32 pipedmc_interrupt_mask(struct intel_display *display)
{
if (DISPLAY_VER(display) >= 35)
return PIPEDMC_FLIPQ_PROG_DONE;
/*
* FIXME PIPEDMC_ERROR not enabled for now due to LNL pipe B
* triggering it during the first DC state transition. Figure