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drm/i915/dg1: Remove SHPD_FILTER_CNT register programming

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Bspec asks us to remove the special programming of the
SHPD_FILTER_CNT register which we have been doing since CNP+.

Bspec: 49305

Cc: Matt Roper <matthew.d.roper@intel.com>
Signed-off-by: Anusha Srivatsa <anusha.srivatsa@intel.com>
Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200713182321.12390-5-lucas.demarchi@intel.com
This commit is contained in:
Anusha Srivatsa 2020-07-13 11:23:20 -07:00 committed by Lucas De Marchi
parent 97b492f5f9
commit f619e51672
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/i915_irq.c
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@ -3114,7 +3114,8 @@ static void icp_hpd_irq_setup(struct drm_i915_private *dev_priv,
hotplug_irqs = sde_ddi_mask | sde_tc_mask;
enabled_irqs = intel_hpd_enabled_irqs(dev_priv, dev_priv->hotplug.pch_hpd);
I915_WRITE(SHPD_FILTER_CNT, SHPD_FILTER_CNT_500_ADJ);
if (INTEL_PCH_TYPE(dev_priv) <= PCH_TGP)
I915_WRITE(SHPD_FILTER_CNT, SHPD_FILTER_CNT_500_ADJ);
ibx_display_interrupt_update(dev_priv, hotplug_irqs, enabled_irqs);