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drm/i915: Make HW readout mark CRTC scaler as in use.

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This way we don't accidentally double allocate it.
Noticed this when I wrote a patch to sanity check all of
the scaler state.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190108160842.13396-4-maarten.lankhorst@linux.intel.com
This commit is contained in:
Maarten Lankhorst
2019-01-08 17:08:41 +01:00
parent d19f958db2
commit 0cdc1d07b4
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/i915/intel_display.c
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@@ -8878,6 +8878,7 @@ static void skylake_get_pfit_config(struct intel_crtc *crtc,
pipe_config->pch_pfit.enabled = true;
pipe_config->pch_pfit.pos = I915_READ(SKL_PS_WIN_POS(crtc->pipe, i));
pipe_config->pch_pfit.size = I915_READ(SKL_PS_WIN_SZ(crtc->pipe, i));
scaler_state->scalers[i].in_use = true;
break;
}
}