Merge tag 'v6.6.4' into 6.6

This is the 6.6.4 stable release

Documentation/devicetree/bindings/usb/microchip,usb5744.yaml

@@ -36,7 +36,11 @@ properties:
 
   vdd-supply:
     description:
-      VDD power supply to the hub
+      3V3 power supply to the hub
+
+  vdd2-supply:
+    description:
+      1V2 power supply to the hub
 
   peer-hub:
     $ref: /schemas/types.yaml#/definitions/phandle
@@ -62,6 +66,7 @@ allOf:
       properties:
         reset-gpios: false
         vdd-supply: false
+        vdd2-supply: false
         peer-hub: false
         i2c-bus: false
     else:

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 6
 PATCHLEVEL = 6
-SUBLEVEL = 3
+SUBLEVEL = 4
 EXTRAVERSION =
 NAME = Hurr durr I'ma ninja sloth
 

arch/arm/xen/enlighten.c

@@ -484,7 +484,8 @@ static int __init xen_guest_init(void)
 	 * for secondary CPUs as they are brought up.
 	 * For uniformity we use VCPUOP_register_vcpu_info even on cpu0.
 	 */
-	xen_vcpu_info = alloc_percpu(struct vcpu_info);
+	xen_vcpu_info = __alloc_percpu(sizeof(struct vcpu_info),
+				       1 << fls(sizeof(struct vcpu_info) - 1));
 	if (xen_vcpu_info == NULL)
 		return -ENOMEM;
 

arch/arm64/include/asm/setup.h

@@ -21,9 +21,22 @@ static inline bool arch_parse_debug_rodata(char *arg)
 	extern bool rodata_enabled;
 	extern bool rodata_full;
 
-	if (arg && !strcmp(arg, "full")) {
+	if (!arg)
+		return false;
+
+	if (!strcmp(arg, "full")) {
+		rodata_enabled = rodata_full = true;
+		return true;
+	}
+
+	if (!strcmp(arg, "off")) {
+		rodata_enabled = rodata_full = false;
+		return true;
+	}
+
+	if (!strcmp(arg, "on")) {
 		rodata_enabled = true;
-		rodata_full = true;
+		rodata_full = false;
 		return true;
 	}
 

arch/arm64/mm/pageattr.c

@@ -29,8 +29,8 @@ bool can_set_direct_map(void)
 	 *
 	 * KFENCE pool requires page-granular mapping if initialized late.
 	 */
-	return (rodata_enabled && rodata_full) || debug_pagealloc_enabled() ||
-		arm64_kfence_can_set_direct_map();
+	return rodata_full || debug_pagealloc_enabled() ||
+	       arm64_kfence_can_set_direct_map();
 }
 
 static int change_page_range(pte_t *ptep, unsigned long addr, void *data)
@@ -105,8 +105,7 @@ static int change_memory_common(unsigned long addr, int numpages,
 	 * If we are manipulating read-only permissions, apply the same
 	 * change to the linear mapping of the pages that back this VM area.
 	 */
-	if (rodata_enabled &&
-	    rodata_full && (pgprot_val(set_mask) == PTE_RDONLY ||
+	if (rodata_full && (pgprot_val(set_mask) == PTE_RDONLY ||
 			    pgprot_val(clear_mask) == PTE_RDONLY)) {
 		for (i = 0; i < area->nr_pages; i++) {
 			__change_memory_common((u64)page_address(area->pages[i]),

arch/s390/kernel/ipl.c

@@ -666,6 +666,7 @@ static int __init ipl_init(void)
 						&ipl_ccw_attr_group_lpar);
 		break;
 	case IPL_TYPE_ECKD:
+	case IPL_TYPE_ECKD_DUMP:
 		rc = sysfs_create_group(&ipl_kset->kobj, &ipl_eckd_attr_group);
 		break;
 	case IPL_TYPE_FCP:

block/bdev.c

@@ -425,6 +425,8 @@ void bdev_set_nr_sectors(struct block_device *bdev, sector_t sectors)
 
 void bdev_add(struct block_device *bdev, dev_t dev)
 {
+	if (bdev_stable_writes(bdev))
+		mapping_set_stable_writes(bdev->bd_inode->i_mapping);
 	bdev->bd_dev = dev;
 	bdev->bd_inode->i_rdev = dev;
 	bdev->bd_inode->i_ino = dev;

block/blk-cgroup.h

@@ -249,8 +249,6 @@ static inline struct blkcg_gq *blkg_lookup(struct blkcg *blkcg,
 {
 	struct blkcg_gq *blkg;
 
-	WARN_ON_ONCE(!rcu_read_lock_held());
-
 	if (blkcg == &blkcg_root)
 		return q->root_blkg;
 

drivers/accel/ivpu/ivpu_hw_37xx.c

@@ -536,6 +536,16 @@ static int ivpu_boot_pwr_domain_enable(struct ivpu_device *vdev)
 	return ret;
 }
 
+static int ivpu_boot_pwr_domain_disable(struct ivpu_device *vdev)
+{
+	ivpu_boot_dpu_active_drive(vdev, false);
+	ivpu_boot_pwr_island_isolation_drive(vdev, true);
+	ivpu_boot_pwr_island_trickle_drive(vdev, false);
+	ivpu_boot_pwr_island_drive(vdev, false);
+
+	return ivpu_boot_wait_for_pwr_island_status(vdev, 0x0);
+}
+
 static void ivpu_boot_no_snoop_enable(struct ivpu_device *vdev)
 {
 	u32 val = REGV_RD32(VPU_37XX_HOST_IF_TCU_PTW_OVERRIDES);
@@ -625,30 +635,26 @@ static int ivpu_hw_37xx_info_init(struct ivpu_device *vdev)
 	ivpu_hw_init_range(&hw->ranges.shave, 0x180000000, SZ_2G);
 	ivpu_hw_init_range(&hw->ranges.dma,   0x200000000, SZ_8G);
 
+	ivpu_hw_read_platform(vdev);
+	ivpu_hw_wa_init(vdev);
+	ivpu_hw_timeouts_init(vdev);
+
 	return 0;
 }
 
 static int ivpu_hw_37xx_reset(struct ivpu_device *vdev)
 {
-	int ret;
-	u32 val;
-
-	if (IVPU_WA(punit_disabled))
-		return 0;
+	int ret = 0;
 
-	ret = REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_IP_RESET, TRIGGER, 0, TIMEOUT_US);
-	if (ret) {
-		ivpu_err(vdev, "Timed out waiting for TRIGGER bit\n");
-		return ret;
+	if (ivpu_boot_pwr_domain_disable(vdev)) {
+		ivpu_err(vdev, "Failed to disable power domain\n");
+		ret = -EIO;
 	}
 
-	val = REGB_RD32(VPU_37XX_BUTTRESS_VPU_IP_RESET);
-	val = REG_SET_FLD(VPU_37XX_BUTTRESS_VPU_IP_RESET, TRIGGER, val);
-	REGB_WR32(VPU_37XX_BUTTRESS_VPU_IP_RESET, val);
-
-	ret = REGB_POLL_FLD(VPU_37XX_BUTTRESS_VPU_IP_RESET, TRIGGER, 0, TIMEOUT_US);
-	if (ret)
-		ivpu_err(vdev, "Timed out waiting for RESET completion\n");
+	if (ivpu_pll_disable(vdev)) {
+		ivpu_err(vdev, "Failed to disable PLL\n");
+		ret = -EIO;
+	}
 
 	return ret;
 }
@@ -681,14 +687,6 @@ static int ivpu_hw_37xx_power_up(struct ivpu_device *vdev)
 {
 	int ret;
 
-	ivpu_hw_read_platform(vdev);
-	ivpu_hw_wa_init(vdev);
-	ivpu_hw_timeouts_init(vdev);
-
-	ret = ivpu_hw_37xx_reset(vdev);
-	if (ret)
-		ivpu_warn(vdev, "Failed to reset HW: %d\n", ret);
-
 	ret = ivpu_hw_37xx_d0i3_disable(vdev);
 	if (ret)
 		ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret);
@@ -756,11 +754,11 @@ static int ivpu_hw_37xx_power_down(struct ivpu_device *vdev)
 {
 	int ret = 0;
 
-	if (!ivpu_hw_37xx_is_idle(vdev) && ivpu_hw_37xx_reset(vdev))
-		ivpu_err(vdev, "Failed to reset the VPU\n");
+	if (!ivpu_hw_37xx_is_idle(vdev))
+		ivpu_warn(vdev, "VPU not idle during power down\n");
 
-	if (ivpu_pll_disable(vdev)) {
-		ivpu_err(vdev, "Failed to disable PLL\n");
+	if (ivpu_hw_37xx_reset(vdev)) {
+		ivpu_err(vdev, "Failed to reset VPU\n");
 		ret = -EIO;
 	}
 

drivers/accel/ivpu/ivpu_hw_40xx.c

@@ -728,6 +728,10 @@ static int ivpu_hw_40xx_info_init(struct ivpu_device *vdev)
 	ivpu_hw_init_range(&vdev->hw->ranges.shave,  0x80000000 + SZ_256M, SZ_2G - SZ_256M);
 	ivpu_hw_init_range(&vdev->hw->ranges.dma,   0x200000000, SZ_8G);
 
+	ivpu_hw_read_platform(vdev);
+	ivpu_hw_wa_init(vdev);
+	ivpu_hw_timeouts_init(vdev);
+
 	return 0;
 }
 
@@ -819,10 +823,6 @@ static int ivpu_hw_40xx_power_up(struct ivpu_device *vdev)
 		return ret;
 	}
 
-	ivpu_hw_read_platform(vdev);
-	ivpu_hw_wa_init(vdev);
-	ivpu_hw_timeouts_init(vdev);
-
 	ret = ivpu_hw_40xx_d0i3_disable(vdev);
 	if (ret)
 		ivpu_warn(vdev, "Failed to disable D0I3: %d\n", ret);

drivers/acpi/acpi_video.c

@@ -2031,7 +2031,7 @@ static int acpi_video_bus_add(struct acpi_device *device)
 	 * HP ZBook Fury 16 G10 requires ACPI video's child devices have _PS0
 	 * evaluated to have functional panel brightness control.
 	 */
-	acpi_device_fix_up_power_extended(device);
+	acpi_device_fix_up_power_children(device);
 
 	pr_info("%s [%s] (multi-head: %s  rom: %s  post: %s)\n",
 	       ACPI_VIDEO_DEVICE_NAME, acpi_device_bid(device),

drivers/acpi/device_pm.c

@@ -397,6 +397,19 @@ void acpi_device_fix_up_power_extended(struct acpi_device *adev)
 }
 EXPORT_SYMBOL_GPL(acpi_device_fix_up_power_extended);
 
+/**
+ * acpi_device_fix_up_power_children - Force a device's children into D0.
+ * @adev: Parent device object whose children's power state is to be fixed up.
+ *
+ * Call acpi_device_fix_up_power() for @adev's children so long as they
+ * are reported as present and enabled.
+ */
+void acpi_device_fix_up_power_children(struct acpi_device *adev)
+{
+	acpi_dev_for_each_child(adev, fix_up_power_if_applicable, NULL);
+}
+EXPORT_SYMBOL_GPL(acpi_device_fix_up_power_children);
+
 int acpi_device_update_power(struct acpi_device *device, int *state_p)
 {
 	int state;

drivers/acpi/processor_idle.c

@@ -592,7 +592,7 @@ static int acpi_idle_play_dead(struct cpuidle_device *dev, int index)
 	while (1) {
 
 		if (cx->entry_method == ACPI_CSTATE_HALT)
-			safe_halt();
+			raw_safe_halt();
 		else if (cx->entry_method == ACPI_CSTATE_SYSTEMIO) {
 			io_idle(cx->address);
 		} else

drivers/acpi/resource.c

@@ -446,6 +446,13 @@ static const struct dmi_system_id asus_laptop[] = {
 			DMI_MATCH(DMI_BOARD_NAME, "B1402CBA"),
 		},
 	},
+	{
+		/* Asus ExpertBook B1402CVA */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "B1402CVA"),
+		},
+	},
 	{
 		.ident = "Asus ExpertBook B1502CBA",
 		.matches = {

drivers/ata/pata_isapnp.c

@@ -82,6 +82,9 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev
 	if (pnp_port_valid(idev, 1)) {
 		ctl_addr = devm_ioport_map(&idev->dev,
 					   pnp_port_start(idev, 1), 1);
+		if (!ctl_addr)
+			return -ENOMEM;
+
 		ap->ioaddr.altstatus_addr = ctl_addr;
 		ap->ioaddr.ctl_addr = ctl_addr;
 		ap->ops = &isapnp_port_ops;

drivers/gpu/drm/ast/ast_drv.h

@@ -172,6 +172,17 @@ to_ast_sil164_connector(struct drm_connector *connector)
 	return container_of(connector, struct ast_sil164_connector, base);
 }
 
+struct ast_bmc_connector {
+	struct drm_connector base;
+	struct drm_connector *physical_connector;
+};
+
+static inline struct ast_bmc_connector *
+to_ast_bmc_connector(struct drm_connector *connector)
+{
+	return container_of(connector, struct ast_bmc_connector, base);
+}
+
 /*
  * Device
  */
@@ -216,7 +227,7 @@ struct ast_device {
 		} astdp;
 		struct {
 			struct drm_encoder encoder;
-			struct drm_connector connector;
+			struct ast_bmc_connector bmc_connector;
 		} bmc;
 	} output;