Merging upstream version 6.7.7.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

15 files changed, 236 insertions, 78 deletions

diff --git a/drivers/base/arch_numa.c b/drivers/base/arch_numa.c
index eaa31e567..5b59d133b 100644
--- a/drivers/base/arch_numa.c
+++ b/drivers/base/arch_numa.c
@@ -144,7 +144,7 @@ void __init early_map_cpu_to_node(unsigned int cpu, int nid)
 unsigned long __per_cpu_offset[NR_CPUS] __read_mostly;
 EXPORT_SYMBOL(__per_cpu_offset);
 
-static int __init early_cpu_to_node(int cpu)
+int __init early_cpu_to_node(int cpu)
 {
 	return cpu_to_node_map[cpu];
 }
diff --git a/drivers/base/cacheinfo.c b/drivers/base/cacheinfo.c
index cbae8be1f..f1e79263f 100644
--- a/drivers/base/cacheinfo.c
+++ b/drivers/base/cacheinfo.c
@@ -898,6 +898,48 @@ err:
 	return rc;
 }
 
+/*
+ * Calculate the size of the per-CPU data cache slice.  This can be
+ * used to estimate the size of the data cache slice that can be used
+ * by one CPU under ideal circumstances.  UNIFIED caches are counted
+ * in addition to DATA caches.  So, please consider code cache usage
+ * when use the result.
+ *
+ * Because the cache inclusive/non-inclusive information isn't
+ * available, we just use the size of the per-CPU slice of LLC to make
+ * the result more predictable across architectures.
+ */
+static void update_per_cpu_data_slice_size_cpu(unsigned int cpu)
+{
+	struct cpu_cacheinfo *ci;
+	struct cacheinfo *llc;
+	unsigned int nr_shared;
+
+	if (!last_level_cache_is_valid(cpu))
+		return;
+
+	ci = ci_cacheinfo(cpu);
+	llc = per_cpu_cacheinfo_idx(cpu, cache_leaves(cpu) - 1);
+
+	if (llc->type != CACHE_TYPE_DATA && llc->type != CACHE_TYPE_UNIFIED)
+		return;
+
+	nr_shared = cpumask_weight(&llc->shared_cpu_map);
+	if (nr_shared)
+		ci->per_cpu_data_slice_size = llc->size / nr_shared;
+}
+
+static void update_per_cpu_data_slice_size(bool cpu_online, unsigned int cpu)
+{
+	unsigned int icpu;
+
+	for_each_online_cpu(icpu) {
+		if (!cpu_online && icpu == cpu)
+			continue;
+		update_per_cpu_data_slice_size_cpu(icpu);
+	}
+}
+
 static int cacheinfo_cpu_online(unsigned int cpu)
 {
 	int rc = detect_cache_attributes(cpu);
@@ -906,7 +948,12 @@ static int cacheinfo_cpu_online(unsigned int cpu)
 		return rc;
 	rc = cache_add_dev(cpu);
 	if (rc)
-		free_cache_attributes(cpu);
+		goto err;
+	update_per_cpu_data_slice_size(true, cpu);
+	setup_pcp_cacheinfo();
+	return 0;
+err:
+	free_cache_attributes(cpu);
 	return rc;
 }
 
@@ -916,6 +963,8 @@ static int cacheinfo_cpu_pre_down(unsigned int cpu)
 		cpu_cache_sysfs_exit(cpu);
 
 	free_cache_attributes(cpu);
+	update_per_cpu_data_slice_size(false, cpu);
+	setup_pcp_cacheinfo();
 	return 0;
 }
 
diff --git a/drivers/base/class.c b/drivers/base/class.c
index 9cd489a57..7b38fdf8e 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -193,10 +193,8 @@ int class_register(const struct class *cls)
 	lockdep_register_key(key);
 	__mutex_init(&cp->mutex, "subsys mutex", key);
 	error = kobject_set_name(&cp->subsys.kobj, "%s", cls->name);
-	if (error) {
-		kfree(cp);
-		return error;
-	}
+	if (error)
+		goto err_out;
 
 	cp->subsys.kobj.kset = class_kset;
 	cp->subsys.kobj.ktype = &class_ktype;
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 4d8b315c4..f9fb69249 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -49,6 +49,7 @@ static bool fw_devlink_best_effort;
  * __fwnode_link_add - Create a link between two fwnode_handles.
  * @con: Consumer end of the link.
  * @sup: Supplier end of the link.
+ * @flags: Link flags.
  *
  * Create a fwnode link between fwnode handles @con and @sup. The fwnode link
  * represents the detail that the firmware lists @sup fwnode as supplying a
@@ -283,10 +284,12 @@ static bool device_is_ancestor(struct device *dev, struct device *target)
 	return false;
 }
 
+#define DL_MARKER_FLAGS		(DL_FLAG_INFERRED | \
+				 DL_FLAG_CYCLE | \
+				 DL_FLAG_MANAGED)
 static inline bool device_link_flag_is_sync_state_only(u32 flags)
 {
-	return (flags & ~(DL_FLAG_INFERRED | DL_FLAG_CYCLE)) ==
-		(DL_FLAG_SYNC_STATE_ONLY | DL_FLAG_MANAGED);
+	return (flags & ~DL_MARKER_FLAGS) == DL_FLAG_SYNC_STATE_ONLY;
 }
 
 /**
@@ -2057,9 +2060,14 @@ static int fw_devlink_create_devlink(struct device *con,
 
 	/*
 	 * SYNC_STATE_ONLY device links don't block probing and supports cycles.
-	 * So cycle detection isn't necessary and shouldn't be done.
+	 * So, one might expect that cycle detection isn't necessary for them.
+	 * However, if the device link was marked as SYNC_STATE_ONLY because
+	 * it's part of a cycle, then we still need to do cycle detection. This
+	 * is because the consumer and supplier might be part of multiple cycles
+	 * and we need to detect all those cycles.
 	 */
-	if (!(flags & DL_FLAG_SYNC_STATE_ONLY)) {
+	if (!device_link_flag_is_sync_state_only(flags) ||
+	    flags & DL_FLAG_CYCLE) {
 		device_links_write_lock();
 		if (__fw_devlink_relax_cycles(con, sup_handle)) {
 			__fwnode_link_cycle(link);
diff --git a/drivers/base/firmware_loader/fallback.c b/drivers/base/firmware_loader/fallback.c
index bf68e3947..3ef0b312a 100644
--- a/drivers/base/firmware_loader/fallback.c
+++ b/drivers/base/firmware_loader/fallback.c
@@ -46,7 +46,7 @@ static inline int fw_sysfs_wait_timeout(struct fw_priv *fw_priv,  long timeout)
 
 static LIST_HEAD(pending_fw_head);
 
-void kill_pending_fw_fallback_reqs(bool only_kill_custom)
+void kill_pending_fw_fallback_reqs(bool kill_all)
 {
 	struct fw_priv *fw_priv;
 	struct fw_priv *next;
@@ -54,9 +54,13 @@ void kill_pending_fw_fallback_reqs(bool only_kill_custom)
 	mutex_lock(&fw_lock);
 	list_for_each_entry_safe(fw_priv, next, &pending_fw_head,
 				 pending_list) {
-		if (!fw_priv->need_uevent || !only_kill_custom)
+		if (kill_all || !fw_priv->need_uevent)
 			 __fw_load_abort(fw_priv);
 	}
+
+	if (kill_all)
+		fw_load_abort_all = true;
+
 	mutex_unlock(&fw_lock);
 }
 
@@ -86,7 +90,7 @@ static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, long timeout)
 	}
 
 	mutex_lock(&fw_lock);
-	if (fw_state_is_aborted(fw_priv)) {
+	if (fw_load_abort_all || fw_state_is_aborted(fw_priv)) {
 		mutex_unlock(&fw_lock);
 		retval = -EINTR;
 		goto out;
diff --git a/drivers/base/firmware_loader/fallback.h b/drivers/base/firmware_loader/fallback.h
index 144148595..ccf912bef 100644
--- a/drivers/base/firmware_loader/fallback.h
+++ b/drivers/base/firmware_loader/fallback.h
@@ -13,7 +13,7 @@ int firmware_fallback_sysfs(struct firmware *fw, const char *name,
 			    struct device *device,
 			    u32 opt_flags,
 			    int ret);
-void kill_pending_fw_fallback_reqs(bool only_kill_custom);
+void kill_pending_fw_fallback_reqs(bool kill_all);
 
 void fw_fallback_set_cache_timeout(void);
 void fw_fallback_set_default_timeout(void);
@@ -28,7 +28,7 @@ static inline int firmware_fallback_sysfs(struct firmware *fw, const char *name,
 	return ret;
 }
 
-static inline void kill_pending_fw_fallback_reqs(bool only_kill_custom) { }
+static inline void kill_pending_fw_fallback_reqs(bool kill_all) { }
 static inline void fw_fallback_set_cache_timeout(void) { }
 static inline void fw_fallback_set_default_timeout(void) { }
 #endif /* CONFIG_FW_LOADER_USER_HELPER */
diff --git a/drivers/base/firmware_loader/fallback_table.c b/drivers/base/firmware_loader/fallback_table.c
index e5ac098d0..8432ab2c3 100644
--- a/drivers/base/firmware_loader/fallback_table.c
+++ b/drivers/base/firmware_loader/fallback_table.c
@@ -44,7 +44,6 @@ static struct ctl_table firmware_config_table[] = {
 		.extra1		= SYSCTL_ZERO,
 		.extra2		= SYSCTL_ONE,
 	},
-	{ }
 };
 
 static struct ctl_table_header *firmware_config_sysct_table_header;
diff --git a/drivers/base/firmware_loader/firmware.h b/drivers/base/firmware_loader/firmware.h
index bf549d650..e891742ba 100644
--- a/drivers/base/firmware_loader/firmware.h
+++ b/drivers/base/firmware_loader/firmware.h
@@ -86,6 +86,7 @@ struct fw_priv {
 
 extern struct mutex fw_lock;
 extern struct firmware_cache fw_cache;
+extern bool fw_load_abort_all;
 
 static inline bool __fw_state_check(struct fw_priv *fw_priv,
 				    enum fw_status status)
diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c
index b58c42f1b..ea28102d4 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -93,6 +93,7 @@ static inline struct fw_priv *to_fw_priv(struct kref *ref)
 DEFINE_MUTEX(fw_lock);
 
 struct firmware_cache fw_cache;
+bool fw_load_abort_all;
 
 void fw_state_init(struct fw_priv *fw_priv)
 {
@@ -1524,10 +1525,10 @@ static int fw_pm_notify(struct notifier_block *notify_block,
 	case PM_SUSPEND_PREPARE:
 	case PM_RESTORE_PREPARE:
 		/*
-		 * kill pending fallback requests with a custom fallback
-		 * to avoid stalling suspend.
+		 * Here, kill pending fallback requests will only kill
+		 * non-uevent firmware request to avoid stalling suspend.
 		 */
-		kill_pending_fw_fallback_reqs(true);
+		kill_pending_fw_fallback_reqs(false);
 		device_cache_fw_images();
 		break;
 
@@ -1612,7 +1613,7 @@ static int fw_shutdown_notify(struct notifier_block *unused1,
 	 * Kill all pending fallback requests to avoid both stalling shutdown,
 	 * and avoid a deadlock with the usermode_lock.
 	 */
-	kill_pending_fw_fallback_reqs(false);
+	kill_pending_fw_fallback_reqs(true);
 
 	return NOTIFY_DONE;
 }
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index 76bfcba25..10c577963 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -178,18 +178,19 @@ int platform_get_irq_optional(struct platform_device *dev, unsigned int num)
 	ret = dev->archdata.irqs[num];
 	goto out;
 #else
+	struct fwnode_handle *fwnode = dev_fwnode(&dev->dev);
 	struct resource *r;
 
-	if (IS_ENABLED(CONFIG_OF_IRQ) && dev->dev.of_node) {
-		ret = of_irq_get(dev->dev.of_node, num);
+	if (is_of_node(fwnode)) {
+		ret = of_irq_get(to_of_node(fwnode), num);
 		if (ret > 0 || ret == -EPROBE_DEFER)
 			goto out;
 	}
 
 	r = platform_get_resource(dev, IORESOURCE_IRQ, num);
-	if (has_acpi_companion(&dev->dev)) {
+	if (is_acpi_device_node(fwnode)) {
 		if (r && r->flags & IORESOURCE_DISABLED) {
-			ret = acpi_irq_get(ACPI_HANDLE(&dev->dev), num, r);
+			ret = acpi_irq_get(ACPI_HANDLE_FWNODE(fwnode), num, r);
 			if (ret)
 				goto out;
 		}
@@ -222,8 +223,8 @@ int platform_get_irq_optional(struct platform_device *dev, unsigned int num)
 	 * the device will only expose one IRQ, and this fallback
 	 * allows a common code path across either kind of resource.
 	 */
-	if (num == 0 && has_acpi_companion(&dev->dev)) {
-		ret = acpi_dev_gpio_irq_get(ACPI_COMPANION(&dev->dev), num);
+	if (num == 0 && is_acpi_device_node(fwnode)) {
+		ret = acpi_dev_gpio_irq_get(to_acpi_device_node(fwnode), num);
 		/* Our callers expect -ENXIO for missing IRQs. */
 		if (ret >= 0 || ret == -EPROBE_DEFER)
 			goto out;
@@ -291,7 +292,7 @@ EXPORT_SYMBOL_GPL(platform_irq_count);
 
 struct irq_affinity_devres {
 	unsigned int count;
-	unsigned int irq[];
+	unsigned int irq[] __counted_by(count);
 };
 
 static void platform_disable_acpi_irq(struct platform_device *pdev, int index)
@@ -312,7 +313,7 @@ static void devm_platform_get_irqs_affinity_release(struct device *dev,
 	for (i = 0; i < ptr->count; i++) {
 		irq_dispose_mapping(ptr->irq[i]);
 
-		if (has_acpi_companion(dev))
+		if (is_acpi_device_node(dev_fwnode(dev)))
 			platform_disable_acpi_irq(to_platform_device(dev), i);
 	}
 }
@@ -655,23 +656,21 @@ EXPORT_SYMBOL_GPL(platform_device_add_data);
  */
 int platform_device_add(struct platform_device *pdev)
 {
+	struct device *dev = &pdev->dev;
 	u32 i;
 	int ret;
 
-	if (!pdev)
-		return -EINVAL;
-
-	if (!pdev->dev.parent)
-		pdev->dev.parent = &platform_bus;
+	if (!dev->parent)
+		dev->parent = &platform_bus;
 
-	pdev->dev.bus = &platform_bus_type;
+	dev->bus = &platform_bus_type;
 
 	switch (pdev->id) {
 	default:
-		dev_set_name(&pdev->dev, "%s.%d", pdev->name,  pdev->id);
+		dev_set_name(dev, "%s.%d", pdev->name,  pdev->id);
 		break;
 	case PLATFORM_DEVID_NONE:
-		dev_set_name(&pdev->dev, "%s", pdev->name);
+		dev_set_name(dev, "%s", pdev->name);
 		break;
 	case PLATFORM_DEVID_AUTO:
 		/*
@@ -681,10 +680,10 @@ int platform_device_add(struct platform_device *pdev)
 		 */
 		ret = ida_alloc(&platform_devid_ida, GFP_KERNEL);
 		if (ret < 0)
-			goto err_out;
+			return ret;
 		pdev->id = ret;
 		pdev->id_auto = true;
-		dev_set_name(&pdev->dev, "%s.%d.auto", pdev->name, pdev->id);
+		dev_set_name(dev, "%s.%d.auto", pdev->name, pdev->id);
 		break;
 	}
 
@@ -692,7 +691,7 @@ int platform_device_add(struct platform_device *pdev)
 		struct resource *p, *r = &pdev->resource[i];
 
 		if (r->name == NULL)
-			r->name = dev_name(&pdev->dev);
+			r->name = dev_name(dev);
 
 		p = r->parent;
 		if (!p) {
@@ -705,18 +704,20 @@ int platform_device_add(struct platform_device *pdev)
 		if (p) {
 			ret = insert_resource(p, r);
 			if (ret) {
-				dev_err(&pdev->dev, "failed to claim resource %d: %pR\n", i, r);
+				dev_err(dev, "failed to claim resource %d: %pR\n", i, r);
 				goto failed;
 			}
 		}
 	}
 
-	pr_debug("Registering platform device '%s'. Parent at %s\n",
-		 dev_name(&pdev->dev), dev_name(pdev->dev.parent));
+	pr_debug("Registering platform device '%s'. Parent at %s\n", dev_name(dev),
+		 dev_name(dev->parent));
 
-	ret = device_add(&pdev->dev);
-	if (ret == 0)
-		return ret;
+	ret = device_add(dev);
+	if (ret)
+		goto failed;
+
+	return 0;
 
  failed:
 	if (pdev->id_auto) {
@@ -730,7 +731,6 @@ int platform_device_add(struct platform_device *pdev)
 			release_resource(r);
 	}
 
- err_out:
 	return ret;
 }
 EXPORT_SYMBOL_GPL(platform_device_add);
@@ -1447,21 +1447,22 @@ static void platform_shutdown(struct device *_dev)
 static int platform_dma_configure(struct device *dev)
 {
 	struct platform_driver *drv = to_platform_driver(dev->driver);
+	struct fwnode_handle *fwnode = dev_fwnode(dev);
 	enum dev_dma_attr attr;
 	int ret = 0;
 
-	if (dev->of_node) {
-		ret = of_dma_configure(dev, dev->of_node, true);
-	} else if (has_acpi_companion(dev)) {
-		attr = acpi_get_dma_attr(to_acpi_device_node(dev->fwnode));
+	if (is_of_node(fwnode)) {
+		ret = of_dma_configure(dev, to_of_node(fwnode), true);
+	} else if (is_acpi_device_node(fwnode)) {
+		attr = acpi_get_dma_attr(to_acpi_device_node(fwnode));
 		ret = acpi_dma_configure(dev, attr);
 	}
+	if (ret || drv->driver_managed_dma)
+		return ret;
 
-	if (!ret && !drv->driver_managed_dma) {
-		ret = iommu_device_use_default_domain(dev);
-		if (ret)
-			arch_teardown_dma_ops(dev);
-	}
+	ret = iommu_device_use_default_domain(dev);
+	if (ret)
+		arch_teardown_dma_ops(dev);
 
 	return ret;
 }
diff --git a/drivers/base/power/common.c b/drivers/base/power/common.c
index 72115917e..44ec20918 100644
--- a/drivers/base/power/common.c
+++ b/drivers/base/power/common.c
@@ -228,3 +228,24 @@ void dev_pm_domain_set(struct device *dev, struct dev_pm_domain *pd)
 	device_pm_check_callbacks(dev);
 }
 EXPORT_SYMBOL_GPL(dev_pm_domain_set);
+
+/**
+ * dev_pm_domain_set_performance_state - Request a new performance state.
+ * @dev: The device to make the request for.
+ * @state: Target performance state for the device.
+ *
+ * This function should be called when a new performance state needs to be
+ * requested for a device that is attached to a PM domain. Note that, the
+ * support for performance scaling for PM domains is optional.
+ *
+ * Returns 0 on success and when performance scaling isn't supported, negative
+ * error code on failure.
+ */
+int dev_pm_domain_set_performance_state(struct device *dev, unsigned int state)
+{
+	if (dev->pm_domain && dev->pm_domain->set_performance_state)
+		return dev->pm_domain->set_performance_state(dev, state);
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(dev_pm_domain_set_performance_state);
diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
index 5cb202358..011948f02 100644
--- a/drivers/base/power/domain.c
+++ b/drivers/base/power/domain.c
@@ -130,6 +130,7 @@ static const struct genpd_lock_ops genpd_spin_ops = {
 #define genpd_is_active_wakeup(genpd)	(genpd->flags & GENPD_FLAG_ACTIVE_WAKEUP)
 #define genpd_is_cpu_domain(genpd)	(genpd->flags & GENPD_FLAG_CPU_DOMAIN)
 #define genpd_is_rpm_always_on(genpd)	(genpd->flags & GENPD_FLAG_RPM_ALWAYS_ON)
+#define genpd_is_opp_table_fw(genpd)	(genpd->flags & GENPD_FLAG_OPP_TABLE_FW)
 
 static inline bool irq_safe_dev_in_sleep_domain(struct device *dev,
 		const struct generic_pm_domain *genpd)
@@ -419,6 +420,25 @@ static void genpd_restore_performance_state(struct device *dev,
 		genpd_set_performance_state(dev, state);
 }
 
+static int genpd_dev_pm_set_performance_state(struct device *dev,
+					      unsigned int state)
+{
+	struct generic_pm_domain *genpd = dev_to_genpd(dev);
+	int ret = 0;
+
+	genpd_lock(genpd);
+	if (pm_runtime_suspended(dev)) {
+		dev_gpd_data(dev)->rpm_pstate = state;
+	} else {
+		ret = genpd_set_performance_state(dev, state);
+		if (!ret)
+			dev_gpd_data(dev)->rpm_pstate = 0;
+	}
+	genpd_unlock(genpd);
+
+	return ret;
+}
+
 /**
  * dev_pm_genpd_set_performance_state- Set performance state of device's power
  * domain.
@@ -437,7 +457,6 @@ static void genpd_restore_performance_state(struct device *dev,
 int dev_pm_genpd_set_performance_state(struct device *dev, unsigned int state)
 {
 	struct generic_pm_domain *genpd;
-	int ret = 0;
 
 	genpd = dev_to_genpd_safe(dev);
 	if (!genpd)
@@ -447,17 +466,7 @@ int dev_pm_genpd_set_performance_state(struct device *dev, unsigned int state)
 		     !dev->power.subsys_data->domain_data))
 		return -EINVAL;
 
-	genpd_lock(genpd);
-	if (pm_runtime_suspended(dev)) {
-		dev_gpd_data(dev)->rpm_pstate = state;
-	} else {
-		ret = genpd_set_performance_state(dev, state);
-		if (!ret)
-			dev_gpd_data(dev)->rpm_pstate = 0;
-	}
-	genpd_unlock(genpd);
-
-	return ret;
+	return genpd_dev_pm_set_performance_state(dev, state);
 }
 EXPORT_SYMBOL_GPL(dev_pm_genpd_set_performance_state);
 
@@ -1102,7 +1111,7 @@ static int __init genpd_power_off_unused(void)
 
 	return 0;
 }
-late_initcall(genpd_power_off_unused);
+late_initcall_sync(genpd_power_off_unused);
 
 #ifdef CONFIG_PM_SLEEP
 
@@ -2079,6 +2088,7 @@ int pm_genpd_init(struct generic_pm_domain *genpd,
 	genpd->domain.ops.restore_noirq = genpd_restore_noirq;
 	genpd->domain.ops.complete = genpd_complete;
 	genpd->domain.start = genpd_dev_pm_start;
+	genpd->domain.set_performance_state = genpd_dev_pm_set_performance_state;
 
 	if (genpd->flags & GENPD_FLAG_PM_CLK) {
 		genpd->dev_ops.stop = pm_clk_suspend;
@@ -2328,7 +2338,7 @@ int of_genpd_add_provider_simple(struct device_node *np,
 	genpd->dev.of_node = np;
 
 	/* Parse genpd OPP table */
-	if (genpd->set_performance_state) {
+	if (!genpd_is_opp_table_fw(genpd) && genpd->set_performance_state) {
 		ret = dev_pm_opp_of_add_table(&genpd->dev);
 		if (ret)
 			return dev_err_probe(&genpd->dev, ret, "Failed to add OPP table\n");
@@ -2343,7 +2353,7 @@ int of_genpd_add_provider_simple(struct device_node *np,
 
 	ret = genpd_add_provider(np, genpd_xlate_simple, genpd);
 	if (ret) {
-		if (genpd->set_performance_state) {
+		if (!genpd_is_opp_table_fw(genpd) && genpd->set_performance_state) {
 			dev_pm_opp_put_opp_table(genpd->opp_table);
 			dev_pm_opp_of_remove_table(&genpd->dev);
 		}
@@ -2387,7 +2397,7 @@ int of_genpd_add_provider_onecell(struct device_node *np,
 		genpd->dev.of_node = np;
 
 		/* Parse genpd OPP table */
-		if (genpd->set_performance_state) {
+		if (!genpd_is_opp_table_fw(genpd) && genpd->set_performance_state) {
 			ret = dev_pm_opp_of_add_table_indexed(&genpd->dev, i);
 			if (ret) {
 				dev_err_probe(&genpd->dev, ret,
@@ -2423,7 +2433,7 @@ error:
 		genpd->provider = NULL;
 		genpd->has_provider = false;
 
-		if (genpd->set_performance_state) {
+		if (!genpd_is_opp_table_fw(genpd) && genpd->set_performance_state) {
 			dev_pm_opp_put_opp_table(genpd->opp_table);
 			dev_pm_opp_of_remove_table(&genpd->dev);
 		}
@@ -2455,7 +2465,7 @@ void of_genpd_del_provider(struct device_node *np)
 				if (gpd->provider == &np->fwnode) {
 					gpd->has_provider = false;
 
-					if (!gpd->set_performance_state)
+					if (genpd_is_opp_table_fw(gpd) || !gpd->set_performance_state)
 						continue;
 
 					dev_pm_opp_put_opp_table(gpd->opp_table);
diff --git a/drivers/base/regmap/regmap-kunit.c b/drivers/base/regmap/regmap-kunit.c
index 264d29b3f..e14cc03a1 100644
--- a/drivers/base/regmap/regmap-kunit.c
+++ b/drivers/base/regmap/regmap-kunit.c
@@ -442,10 +442,18 @@ static struct regmap_range_cfg test_range = {
 	.range_max = 40,
 };
 
-static bool test_range_volatile(struct device *dev, unsigned int reg)
+static bool test_range_window_volatile(struct device *dev, unsigned int reg)
 {
 	if (reg >= test_range.window_start &&
-	    reg <= test_range.selector_reg + test_range.window_len)
+	    reg <= test_range.window_start + test_range.window_len)
+		return true;
+
+	return false;
+}
+
+static bool test_range_all_volatile(struct device *dev, unsigned int reg)
+{
+	if (test_range_window_volatile(dev, reg))
 		return true;
 
 	if (reg >= test_range.range_min && reg <= test_range.range_max)
@@ -465,7 +473,7 @@ static void basic_ranges(struct kunit *test)
 
 	config = test_regmap_config;
 	config.cache_type = t->type;
-	config.volatile_reg = test_range_volatile;
+	config.volatile_reg = test_range_all_volatile;
 	config.ranges = &test_range;
 	config.num_ranges = 1;
 	config.max_register = test_range.range_max;
@@ -875,6 +883,59 @@ static void cache_present(struct kunit *test)
 	regmap_exit(map);
 }
 
+/* Check that caching the window register works with sync */
+static void cache_range_window_reg(struct kunit *test)
+{
+	struct regcache_types *t = (struct regcache_types *)test->param_value;
+	struct regmap *map;
+	struct regmap_config config;
+	struct regmap_ram_data *data;
+	unsigned int val;
+	int i;
+
+	config = test_regmap_config;
+	config.cache_type = t->type;
+	config.volatile_reg = test_range_window_volatile;
+	config.ranges = &test_range;
+	config.num_ranges = 1;
+	config.max_register = test_range.range_max;
+
+	map = gen_regmap(&config, &data);
+	KUNIT_ASSERT_FALSE(test, IS_ERR(map));
+	if (IS_ERR(map))
+		return;
+
+	/* Write new values to the entire range */
+	for (i = test_range.range_min; i <= test_range.range_max; i++)
+		KUNIT_ASSERT_EQ(test, 0, regmap_write(map, i, 0));
+
+	val = data->vals[test_range.selector_reg] & test_range.selector_mask;
+	KUNIT_ASSERT_EQ(test, val, 2);
+
+	/* Write to the first register in the range to reset the page */
+	KUNIT_ASSERT_EQ(test, 0, regmap_write(map, test_range.range_min, 0));
+	val = data->vals[test_range.selector_reg] & test_range.selector_mask;
+	KUNIT_ASSERT_EQ(test, val, 0);
+
+	/* Trigger a cache sync */
+	regcache_mark_dirty(map);
+	KUNIT_ASSERT_EQ(test, 0, regcache_sync(map));
+
+	/* Write to the first register again, the page should be reset */
+	KUNIT_ASSERT_EQ(test, 0, regmap_write(map, test_range.range_min, 0));
+	val = data->vals[test_range.selector_reg] & test_range.selector_mask;
+	KUNIT_ASSERT_EQ(test, val, 0);
+
+	/* Trigger another cache sync */
+	regcache_mark_dirty(map);
+	KUNIT_ASSERT_EQ(test, 0, regcache_sync(map));
+
+	/* Write to the last register again, the page should be reset */
+	KUNIT_ASSERT_EQ(test, 0, regmap_write(map, test_range.range_max, 0));
+	val = data->vals[test_range.selector_reg] & test_range.selector_mask;
+	KUNIT_ASSERT_EQ(test, val, 2);
+}
+
 struct raw_test_types {
 	const char *name;
 
@@ -1217,6 +1278,7 @@ static struct kunit_case regmap_test_cases[] = {
 	KUNIT_CASE_PARAM(cache_sync_patch, real_cache_types_gen_params),
 	KUNIT_CASE_PARAM(cache_drop, sparse_cache_types_gen_params),
 	KUNIT_CASE_PARAM(cache_present, sparse_cache_types_gen_params),
+	KUNIT_CASE_PARAM(cache_range_window_reg, real_cache_types_gen_params),
 
 	KUNIT_CASE_PARAM(raw_read_defaults_single, raw_test_types_gen_params),
 	KUNIT_CASE_PARAM(raw_read_defaults, raw_test_types_gen_params),
diff --git a/drivers/base/test/Kconfig b/drivers/base/test/Kconfig
index 9d42051f8..5c7fac806 100644
--- a/drivers/base/test/Kconfig
+++ b/drivers/base/test/Kconfig
@@ -14,6 +14,6 @@ config DM_KUNIT_TEST
 	depends on KUNIT
 
 config DRIVER_PE_KUNIT_TEST
-	bool "KUnit Tests for property entry API" if !KUNIT_ALL_TESTS
-	depends on KUNIT=y
+	tristate "KUnit Tests for property entry API" if !KUNIT_ALL_TESTS
+	depends on KUNIT
 	default KUNIT_ALL_TESTS
diff --git a/drivers/base/test/property-entry-test.c b/drivers/base/test/property-entry-test.c
index dd2b606d7..a8657eb06 100644
--- a/drivers/base/test/property-entry-test.c
+++ b/drivers/base/test/property-entry-test.c
@@ -506,3 +506,7 @@ static struct kunit_suite property_entry_test_suite = {
 };
 
 kunit_test_suite(property_entry_test_suite);
+
+MODULE_DESCRIPTION("Test module for the property entry API");
+MODULE_AUTHOR("Dmitry Torokhov <dtor@chromium.org>");
+MODULE_LICENSE("GPL");