diff --git a/drivers/gpu/drm/xe/regs/xe_gt_regs.h b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
index 08251c7a1a4b..48c515d91882 100644
--- a/drivers/gpu/drm/xe/regs/xe_gt_regs.h
+++ b/drivers/gpu/drm/xe/regs/xe_gt_regs.h
@@ -634,6 +634,12 @@
 #define GT_GFX_RC6_LOCKED			XE_REG(0x138104)
 #define GT_GFX_RC6				XE_REG(0x138108)
 
+#define GT_IA_PERF_BIAS_REG			XE_REG(0x138158)
+#define   GT_BIAS				REG_GENMASK(31, 16)
+#define   IA_BIAS				REG_GENMASK(15, 0)
+#define   GT_BIAS_DEFAULT			0x10
+#define   IA_BIAS_DEFAULT			0x10
+
 #define GT0_PERF_LIMIT_REASONS			XE_REG(0x1381a8)
 /* Common performance limit reason bits - available on all platforms */
 #define   GT0_PERF_LIMIT_REASONS_MASK		0xde3
diff --git a/drivers/gpu/drm/xe/xe_gt_debugfs.c b/drivers/gpu/drm/xe/xe_gt_debugfs.c
index c38bcacb27e4..ea78b57b1c31 100644
--- a/drivers/gpu/drm/xe/xe_gt_debugfs.c
+++ b/drivers/gpu/drm/xe/xe_gt_debugfs.c
@@ -9,7 +9,9 @@
 
 #include <drm/drm_debugfs.h>
 #include <drm/drm_managed.h>
+#include <linux/math.h>
 
+#include "regs/xe_gt_regs.h"
 #include "xe_device.h"
 #include "xe_force_wake.h"
 #include "xe_gt.h"
@@ -22,6 +24,7 @@
 #include "xe_guc_hwconfig.h"
 #include "xe_hw_engine.h"
 #include "xe_lrc.h"
+#include "xe_mmio.h"
 #include "xe_mocs.h"
 #include "xe_pat.h"
 #include "xe_pm.h"
@@ -336,6 +339,80 @@ static int force_reset_sync_show(struct seq_file *s, void *unused)
 }
 DEFINE_SHOW_STORE_ATTRIBUTE(force_reset_sync);
 
+#define U1_15_ONE		0x8000
+#define U1_15_INT_BITS		GENMASK(15, 15)
+#define U1_15_FRACTION_BITS	GENMASK(14, 0)
+
+static void u1_15_decode(u16 num, u16 *i, u32 *frac)
+{
+	/*
+	 * In U1.15 format, uppermost bit is integer value and the
+	 * rest 15 are the fraction.
+	 */
+
+	*i = FIELD_GET(U1_15_INT_BITS, num);
+	*frac = FIELD_GET(U1_15_FRACTION_BITS, num);
+}
+
+static void u1_15_decode_decimal(u16 value, u16 *i, u32 *frac, int digits)
+{
+	u1_15_decode(value, i, frac);
+	*frac = (*frac * int_pow(10, digits)) / (FIELD_MAX(U1_15_FRACTION_BITS) + 1);
+}
+
+static int gt_ia_bias_show(struct seq_file *s, void *unused)
+{
+	struct xe_gt *gt = s->private;
+	struct xe_device *xe = gt_to_xe(gt);
+	u32 val;
+	u32 ia_frac, gt_frac;
+	u16 ia_raw, gt_raw;
+	u16 ia_int, gt_int;
+
+	guard(xe_pm_runtime)(xe);
+	val = xe_mmio_read32(&gt->mmio, GT_IA_PERF_BIAS_REG);
+
+	ia_raw = REG_FIELD_GET(IA_BIAS, val);
+	gt_raw = REG_FIELD_GET(GT_BIAS, val);
+
+	u1_15_decode_decimal(ia_raw, &ia_int, &ia_frac, 4);
+	u1_15_decode_decimal(gt_raw, &gt_int, &gt_frac, 4);
+
+	seq_printf(s, "0x%x (GT: %u.%04u, IA: %u.%04u)\n",
+		   val, gt_int, gt_frac, ia_int, ia_frac);
+
+	return 0;
+}
+
+static ssize_t gt_ia_bias_write(struct file *file,
+				const char __user *userbuf,
+				size_t count, loff_t *ppos)
+{
+	struct seq_file *s = file->private_data;
+	struct xe_gt *gt = s->private;
+	struct xe_device *xe = gt_to_xe(gt);
+	u32 val;
+	int ret;
+
+	ret = kstrtou32_from_user(userbuf, count, 0, &val);
+	if (ret)
+		return ret;
+
+	if (REG_FIELD_GET(IA_BIAS, val) > U1_15_ONE ||
+	    REG_FIELD_GET(GT_BIAS, val) > U1_15_ONE)
+		return -EINVAL;
+
+	if (REG_FIELD_GET(IA_BIAS, val) < IA_BIAS_DEFAULT ||
+	    REG_FIELD_GET(GT_BIAS, val) < GT_BIAS_DEFAULT)
+		return -EINVAL;
+
+	guard(xe_pm_runtime)(xe);
+	xe_mmio_write32(&gt->mmio, GT_IA_PERF_BIAS_REG, val);
+
+	return count;
+}
+DEFINE_SHOW_STORE_ATTRIBUTE(gt_ia_bias);
+
 void xe_gt_debugfs_register(struct xe_gt *gt)
 {
 	struct xe_device *xe = gt_to_xe(gt);
@@ -378,6 +455,9 @@ void xe_gt_debugfs_register(struct xe_gt *gt)
 					 ARRAY_SIZE(pf_only_debugfs_list),
 					 root, minor);
 
+	if (xe_gt_is_main_type(gt) && !IS_DGFX(xe) && !IS_SRIOV_VF(xe))
+		debugfs_create_file("gt_ia_bias", 0600, root, gt, &gt_ia_bias_fops);
+
 	xe_uc_debugfs_register(&gt->uc, root);
 
 	if (IS_SRIOV_PF(xe))