Cc: Aditya Swarup <aditya.swarup@xxxxxxxxx>
Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
Reviewed-by: José Roberto de Souza <jose.souza@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display_power.c | 4 ++++
drivers/gpu/drm/i915/i915_reg.h | 2 ++
2 files changed, 6 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c
index ec55616811a2..54c6d65011ee 100644
--- a/drivers/gpu/drm/i915/display/intel_display_power.c
+++ b/drivers/gpu/drm/i915/display/intel_display_power.c
@@ -5872,6 +5872,10 @@ static void icl_display_core_init(struct drm_i915_private *dev_priv,
DCPR_MASK_LPMODE | DCPR_MASK_MAXLATENCY_MEMUP_CLR;
intel_uncore_rmw(&dev_priv->uncore, GEN11_CHICKEN_DCPR_2, 0, val);
}
+
+ /* Wa_14011503030:xelpd */
+ if (DISPLAY_VER(dev_priv) >= 13)
+ intel_de_write(dev_priv, XELPD_DISPLAY_ERR_FATAL_MASK, ~0);
}
static void icl_display_core_uninit(struct drm_i915_private *dev_priv)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 0f6aa3502f1f..13ea2cd9b3b5 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7797,6 +7797,8 @@ enum {
#define GEN8_GT_BCS_IRQ (1 << 1)
#define GEN8_GT_RCS_IRQ (1 << 0)
+#define XELPD_DISPLAY_ERR_FATAL_MASK _MMIO(0x4421c)
+
#define GEN8_GT_ISR(which) _MMIO(0x44300 + (0x10 * (which)))
#define GEN8_GT_IMR(which) _MMIO(0x44304 + (0x10 * (which)))
#define GEN8_GT_IIR(which) _MMIO(0x44308 + (0x10 * (which)))
--
2.25.4
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