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drm/i915: Clear the dpll_hw_state when disabling a pipe

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Clear the dpll_hw_state when we're about disable the pipe.
Previously it looks like we just left the old junk in there.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220325123205.22140-8-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2022-03-25 14:31:59 +02:00
parent ad3da340f9
commit e2f5f399af
1 changed files with 3 additions and 3 deletions
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6
drivers/gpu/drm/i915/display/intel_dpll.c
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@ -1406,12 +1406,12 @@ int intel_dpll_crtc_compute_clock(struct intel_atomic_state *state,
if (drm_WARN_ON(&i915->drm, crtc_state->shared_dpll))
return 0;
if (!crtc_state->hw.enable)
return 0;
memset(&crtc_state->dpll_hw_state, 0,
sizeof(crtc_state->dpll_hw_state));
if (!crtc_state->hw.enable)
return 0;
return i915->dpll_funcs->crtc_compute_clock(state, crtc);
}