diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_hotplug_irq.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/i915/i915_reg.h | 1 |
2 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_hotplug_irq.c b/drivers/gpu/drm/i915/display/intel_hotplug_irq.c index f95fa793fabb..95a7ea94f417 100644 --- a/drivers/gpu/drm/i915/display/intel_hotplug_irq.c +++ b/drivers/gpu/drm/i915/display/intel_hotplug_irq.c @@ -842,6 +842,8 @@ static void icp_hpd_irq_setup(struct drm_i915_private *dev_priv) if (INTEL_PCH_TYPE(dev_priv) <= PCH_TGP) intel_uncore_write(&dev_priv->uncore, SHPD_FILTER_CNT, SHPD_FILTER_CNT_500_ADJ); + else + intel_uncore_write(&dev_priv->uncore, SHPD_FILTER_CNT, SHPD_FILTER_CNT_250); ibx_display_interrupt_update(dev_priv, hotplug_irqs, enabled_irqs); @@ -1049,7 +1051,7 @@ static void mtp_hpd_irq_setup(struct drm_i915_private *i915) enabled_irqs = intel_hpd_enabled_irqs(i915, i915->display.hotplug.pch_hpd); hotplug_irqs = intel_hpd_hotplug_irqs(i915, i915->display.hotplug.pch_hpd); - intel_de_write(i915, SHPD_FILTER_CNT, SHPD_FILTER_CNT_500_ADJ); + intel_de_write(i915, SHPD_FILTER_CNT, SHPD_FILTER_CNT_250); mtp_hpd_invert(i915); ibx_display_interrupt_update(i915, hotplug_irqs, enabled_irqs); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 7a4f462e8b70..4f94a0367cb9 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4917,6 +4917,7 @@ #define SHPD_FILTER_CNT _MMIO(0xc4038) #define SHPD_FILTER_CNT_500_ADJ 0x001D9 +#define SHPD_FILTER_CNT_250 0x000F8 #define _PCH_DPLL_A 0xc6014 #define _PCH_DPLL_B 0xc6018 |