From 1543e317f1da31b75942316931e8f491a8920811 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 04 Jan 2024 10:08:02 +0000
Subject: [PATCH] disable FB
---
kernel/drivers/gpu/drm/i915/intel_sideband.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/kernel/drivers/gpu/drm/i915/intel_sideband.c b/kernel/drivers/gpu/drm/i915/intel_sideband.c
index 5b32792..02ebf5a 100644
--- a/kernel/drivers/gpu/drm/i915/intel_sideband.c
+++ b/kernel/drivers/gpu/drm/i915/intel_sideband.c
@@ -555,3 +555,18 @@
return ret ? ret : status;
#undef COND
}
+
+void intel_pcode_init(struct drm_i915_private *i915)
+{
+ int ret;
+
+ if (!IS_DGFX(i915))
+ return;
+
+ ret = skl_pcode_request(i915, DG1_PCODE_STATUS,
+ DG1_UNCORE_GET_INIT_STATUS,
+ DG1_UNCORE_INIT_STATUS_COMPLETE,
+ DG1_UNCORE_INIT_STATUS_COMPLETE, 50);
+ if (ret)
+ drm_err(&i915->drm, "Pcode did not report uncore initialization completion!\n");
+}
--
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