- Fix CFI violation in debugfs access (Daniele)

- Kernel-doc fixes (Chaitanya, Shuicheng)
 - Disable D3Cold for BMG only on specific platforms (Karthik)
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Merge tag 'drm-xe-next-fixes-2026-02-05' of https://gitlab.freedesktop.org/drm/xe/kernel into drm-next

- Fix CFI violation in debugfs access (Daniele)
- Kernel-doc fixes (Chaitanya, Shuicheng)
- Disable D3Cold for BMG only on specific platforms (Karthik)

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Rodrigo Vivi <rodrigo.vivi@intel.com>
Link: https://patch.msgid.link/aYStaLZVJWwKCDZt@intel.com

drivers/gpu/drm/xe/abi/guc_scheduler_abi.h

@@ -8,7 +8,7 @@
 
 #include <linux/types.h>
 
-/**
+/*
  * Generic defines required for registration with and submissions to the GuC
  * scheduler. Includes engine class/instance defines and context attributes
  * (id, priority, etc)

drivers/gpu/drm/xe/xe_guc.c

@@ -1661,7 +1661,7 @@ void xe_guc_runtime_resume(struct xe_guc *guc)
 	xe_guc_submit_unpause(guc);
 }
 
-void xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p)
+int xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p)
 {
 	struct xe_gt *gt = guc_to_gt(guc);
 	u32 status;
@@ -1672,7 +1672,7 @@ void xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p)
 	if (!IS_SRIOV_VF(gt_to_xe(gt))) {
 		CLASS(xe_force_wake, fw_ref)(gt_to_fw(gt), XE_FW_GT);
 		if (!fw_ref.domains)
-			return;
+			return -EIO;
 
 		status = xe_mmio_read32(&gt->mmio, GUC_STATUS);
 
@@ -1698,6 +1698,8 @@ void xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p)
 
 	drm_puts(p, "\n");
 	xe_guc_submit_print(guc, p);
+
+	return 0;
 }
 
 /**

drivers/gpu/drm/xe/xe_guc.h

@@ -53,7 +53,7 @@ int xe_guc_self_cfg32(struct xe_guc *guc, u16 key, u32 val);
 int xe_guc_self_cfg64(struct xe_guc *guc, u16 key, u64 val);
 void xe_guc_irq_handler(struct xe_guc *guc, const u16 iir);
 void xe_guc_sanitize(struct xe_guc *guc);
-void xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p);
+int xe_guc_print_info(struct xe_guc *guc, struct drm_printer *p);
 int xe_guc_reset_prepare(struct xe_guc *guc);
 void xe_guc_reset_wait(struct xe_guc *guc);
 void xe_guc_stop_prepare(struct xe_guc *guc);

drivers/gpu/drm/xe/xe_migrate.c

@@ -1254,7 +1254,7 @@ void xe_migrate_ccs_rw_copy_clear(struct xe_bo *src_bo,
 }
 
 /**
- * xe_get_migrate_exec_queue() - Get the execution queue from migrate context.
+ * xe_migrate_exec_queue() - Get the execution queue from migrate context.
  * @migrate: Migrate context.
  *
  * Return: Pointer to execution queue on success, error on failure

drivers/gpu/drm/xe/xe_pm.c

@@ -8,6 +8,7 @@
 #include <linux/fault-inject.h>
 #include <linux/pm_runtime.h>
 #include <linux/suspend.h>
+#include <linux/dmi.h>
 
 #include <drm/drm_managed.h>
 #include <drm/ttm/ttm_placement.h>
@@ -366,9 +367,15 @@ ALLOW_ERROR_INJECTION(xe_pm_init_early, ERRNO); /* See xe_pci_probe() */
 
 static u32 vram_threshold_value(struct xe_device *xe)
 {
-	/* FIXME: D3Cold temporarily disabled by default on BMG */
-	if (xe->info.platform == XE_BATTLEMAGE)
-		return 0;
+	if (xe->info.platform == XE_BATTLEMAGE) {
+		const char *product_name;
+
+		product_name = dmi_get_system_info(DMI_PRODUCT_NAME);
+		if (product_name && strstr(product_name, "NUC13RNG")) {
+			drm_warn(&xe->drm, "BMG + D3Cold not supported on this platform\n");
+			return 0;
+		}
+	}
 
 	return DEFAULT_VRAM_THRESHOLD;
 }

drivers/gpu/drm/xe/xe_query.c

@@ -490,7 +490,7 @@ static int copy_mask(void __user **ptr,
 
 	if (copy_to_user(*ptr, topo, sizeof(*topo)))
 		return -EFAULT;
-	*ptr += sizeof(topo);
+	*ptr += sizeof(*topo);
 
 	if (copy_to_user(*ptr, mask, mask_size))
 		return -EFAULT;

drivers/gpu/drm/xe/xe_tlb_inval.c

@@ -112,7 +112,7 @@ static void tlb_inval_fini(struct drm_device *drm, void *arg)
 }
 
 /**
- * xe_gt_tlb_inval_init - Initialize TLB invalidation state
+ * xe_gt_tlb_inval_init_early() - Initialize TLB invalidation state
  * @gt: GT structure
  *
  * Initialize TLB invalidation state, purely software initialization, should

drivers/gpu/drm/xe/xe_tlb_inval_job.c

@@ -198,7 +198,7 @@ static void xe_tlb_inval_job_destroy(struct kref *ref)
 }
 
 /**
- * xe_tlb_inval_alloc_dep() - TLB invalidation job alloc dependency
+ * xe_tlb_inval_job_alloc_dep() - TLB invalidation job alloc dependency
  * @job: TLB invalidation job to alloc dependency for
  *
  * Allocate storage for a dependency in the TLB invalidation fence. This