25 files changed, 188 insertions, 47 deletions

diff --git a/Documentation/gpio/gpio-legacy.txt b/Documentation/gpio/gpio-legacy.txt
index b34fd94f7089..5eacc147ea87 100644
--- a/Documentation/gpio/gpio-legacy.txt
+++ b/Documentation/gpio/gpio-legacy.txt
@@ -459,7 +459,7 @@ pin controller?
 
 This is done by registering "ranges" of pins, which are essentially
 cross-reference tables. These are described in
-Documentation/pinctrl.txt
+Documentation/driver-api/pinctl.rst
 
 While the pin allocation is totally managed by the pinctrl subsystem,
 gpio (under gpiolib) is still maintained by gpio drivers. It may happen
diff --git a/MAINTAINERS b/MAINTAINERS
index 7cb7f4c3ad3f..2db0f8cd4002 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -10395,7 +10395,7 @@ L:	linux-gpio@vger.kernel.org
 T:      git git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl.git
 S:      Maintained
 F:      Documentation/devicetree/bindings/pinctrl/
-F:      Documentation/pinctrl.txt
+F:      Documentation/driver-api/pinctl.rst
 F:      drivers/pinctrl/
 F:      include/linux/pinctrl/
 
diff --git a/arch/sparc/include/asm/spitfire.h b/arch/sparc/include/asm/spitfire.h
index 1d8321c827a8..1b1286d05069 100644
--- a/arch/sparc/include/asm/spitfire.h
+++ b/arch/sparc/include/asm/spitfire.h
@@ -47,10 +47,26 @@
 #define SUN4V_CHIP_NIAGARA5     0x05
 #define SUN4V_CHIP_SPARC_M6     0x06
 #define SUN4V_CHIP_SPARC_M7     0x07
+#define SUN4V_CHIP_SPARC_M8     0x08
 #define SUN4V_CHIP_SPARC64X     0x8a
 #define SUN4V_CHIP_SPARC_SN     0x8b
 #define SUN4V_CHIP_UNKNOWN      0xff
 
+/*
+ * The following CPU_ID_xxx constants are used
+ * to identify the CPU type in the setup phase
+ * (see head_64.S)
+ */
+#define CPU_ID_NIAGARA1         ('1')
+#define CPU_ID_NIAGARA2         ('2')
+#define CPU_ID_NIAGARA3         ('3')
+#define CPU_ID_NIAGARA4         ('4')
+#define CPU_ID_NIAGARA5         ('5')
+#define CPU_ID_M6               ('6')
+#define CPU_ID_M7               ('7')
+#define CPU_ID_M8               ('8')
+#define CPU_ID_SONOMA1          ('N')
+
 #ifndef __ASSEMBLY__
 
 enum ultra_tlb_layout {
diff --git a/arch/sparc/kernel/cpu.c b/arch/sparc/kernel/cpu.c
index 493e023a468a..ef4f18f7a674 100644
--- a/arch/sparc/kernel/cpu.c
+++ b/arch/sparc/kernel/cpu.c
@@ -506,6 +506,12 @@ static void __init sun4v_cpu_probe(void)
                 sparc_pmu_type = "sparc-m7";
                 break;
 
+        case SUN4V_CHIP_SPARC_M8:
+                sparc_cpu_type = "SPARC-M8";
+                sparc_fpu_type = "SPARC-M8 integrated FPU";
+                sparc_pmu_type = "sparc-m8";
+                break;
+
         case SUN4V_CHIP_SPARC_SN:
                 sparc_cpu_type = "SPARC-SN";
                 sparc_fpu_type = "SPARC-SN integrated FPU";
diff --git a/arch/sparc/kernel/cpumap.c b/arch/sparc/kernel/cpumap.c
index 45c820e1cba5..90d550bbfeef 100644
--- a/arch/sparc/kernel/cpumap.c
+++ b/arch/sparc/kernel/cpumap.c
@@ -328,6 +328,7 @@ static int iterate_cpu(struct cpuinfo_tree *t, unsigned int root_index)
         case SUN4V_CHIP_NIAGARA5:
         case SUN4V_CHIP_SPARC_M6:
         case SUN4V_CHIP_SPARC_M7:
+        case SUN4V_CHIP_SPARC_M8:
         case SUN4V_CHIP_SPARC_SN:
         case SUN4V_CHIP_SPARC64X:
                 rover_inc_table = niagara_iterate_method;
diff --git a/arch/sparc/kernel/head_64.S b/arch/sparc/kernel/head_64.S
index 41a407328667..78e0211753d2 100644
--- a/arch/sparc/kernel/head_64.S
+++ b/arch/sparc/kernel/head_64.S
@@ -424,22 +424,25 @@ EXPORT_SYMBOL(sun4v_chip_type)
          nop
 
 70:     ldub    [%g1 + 7], %g2
-        cmp     %g2, '3'
+        cmp     %g2, CPU_ID_NIAGARA3
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_NIAGARA3, %g4
-        cmp     %g2, '4'
+        cmp     %g2, CPU_ID_NIAGARA4
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_NIAGARA4, %g4
-        cmp     %g2, '5'
+        cmp     %g2, CPU_ID_NIAGARA5
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_NIAGARA5, %g4
-        cmp     %g2, '6'
+        cmp     %g2, CPU_ID_M6
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_SPARC_M6, %g4
-        cmp     %g2, '7'
+        cmp     %g2, CPU_ID_M7
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_SPARC_M7, %g4
-        cmp     %g2, 'N'
+        cmp     %g2, CPU_ID_M8
+        be,pt   %xcc, 5f
+         mov    SUN4V_CHIP_SPARC_M8, %g4
+        cmp     %g2, CPU_ID_SONOMA1
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_SPARC_SN, %g4
         ba,pt   %xcc, 49f
@@ -448,10 +451,10 @@ EXPORT_SYMBOL(sun4v_chip_type)
 91:     sethi   %hi(prom_cpu_compatible), %g1
         or      %g1, %lo(prom_cpu_compatible), %g1
         ldub    [%g1 + 17], %g2
-        cmp     %g2, '1'
+        cmp     %g2, CPU_ID_NIAGARA1
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_NIAGARA1, %g4
-        cmp     %g2, '2'
+        cmp     %g2, CPU_ID_NIAGARA2
         be,pt   %xcc, 5f
          mov    SUN4V_CHIP_NIAGARA2, %g4
         
@@ -602,6 +605,9 @@ niagara_tlb_fixup:
         cmp     %g1, SUN4V_CHIP_SPARC_M7
         be,pt   %xcc, niagara4_patch
          nop
+        cmp     %g1, SUN4V_CHIP_SPARC_M8
+        be,pt   %xcc, niagara4_patch
+         nop
         cmp     %g1, SUN4V_CHIP_SPARC_SN
         be,pt   %xcc, niagara4_patch
          nop
diff --git a/arch/sparc/kernel/setup_64.c b/arch/sparc/kernel/setup_64.c
index 4d9c3e13c150..150ee7d4b059 100644
--- a/arch/sparc/kernel/setup_64.c
+++ b/arch/sparc/kernel/setup_64.c
@@ -288,10 +288,17 @@ static void __init sun4v_patch(void)
 
         sun4v_patch_2insn_range(&__sun4v_2insn_patch,
                                 &__sun4v_2insn_patch_end);
-        if (sun4v_chip_type == SUN4V_CHIP_SPARC_M7 ||
-            sun4v_chip_type == SUN4V_CHIP_SPARC_SN)
+
+        switch (sun4v_chip_type) {
+        case SUN4V_CHIP_SPARC_M7:
+        case SUN4V_CHIP_SPARC_M8:
+        case SUN4V_CHIP_SPARC_SN:
                 sun_m7_patch_2insn_range(&__sun_m7_2insn_patch,
                                          &__sun_m7_2insn_patch_end);
+                break;
+        default:
+                break;
+        }
 
         sun4v_hvapi_init();
 }
@@ -529,6 +536,7 @@ static void __init init_sparc64_elf_hwcap(void)
                     sun4v_chip_type == SUN4V_CHIP_NIAGARA5 ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC_M6 ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC_M7 ||
+                    sun4v_chip_type == SUN4V_CHIP_SPARC_M8 ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC_SN ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC64X)
                         cap |= HWCAP_SPARC_BLKINIT;
@@ -538,6 +546,7 @@ static void __init init_sparc64_elf_hwcap(void)
                     sun4v_chip_type == SUN4V_CHIP_NIAGARA5 ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC_M6 ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC_M7 ||
+                    sun4v_chip_type == SUN4V_CHIP_SPARC_M8 ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC_SN ||
                     sun4v_chip_type == SUN4V_CHIP_SPARC64X)
                         cap |= HWCAP_SPARC_N2;
@@ -568,6 +577,7 @@ static void __init init_sparc64_elf_hwcap(void)
                             sun4v_chip_type == SUN4V_CHIP_NIAGARA5 ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC_M6 ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC_M7 ||
+                            sun4v_chip_type == SUN4V_CHIP_SPARC_M8 ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC_SN ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC64X)
                                 cap |= (AV_SPARC_VIS | AV_SPARC_VIS2 |
@@ -578,6 +588,7 @@ static void __init init_sparc64_elf_hwcap(void)
                             sun4v_chip_type == SUN4V_CHIP_NIAGARA5 ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC_M6 ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC_M7 ||
+                            sun4v_chip_type == SUN4V_CHIP_SPARC_M8 ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC_SN ||
                             sun4v_chip_type == SUN4V_CHIP_SPARC64X)
                                 cap |= (AV_SPARC_VIS3 | AV_SPARC_HPC |
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index fed73f14aa49..afa0099f3748 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -1944,12 +1944,22 @@ static void __init setup_page_offset(void)
                         break;
                 case SUN4V_CHIP_SPARC_M7:
                 case SUN4V_CHIP_SPARC_SN:
-                default:
                         /* M7 and later support 52-bit virtual addresses.  */
                         sparc64_va_hole_top =    0xfff8000000000000UL;
                         sparc64_va_hole_bottom = 0x0008000000000000UL;
                         max_phys_bits = 49;
                         break;
+                case SUN4V_CHIP_SPARC_M8:
+                default:
+                        /* M8 and later support 54-bit virtual addresses.
+                         * However, restricting M8 and above VA bits to 53
+                         * as 4-level page table cannot support more than
+                         * 53 VA bits.
+                         */
+                        sparc64_va_hole_top =    0xfff0000000000000UL;
+                        sparc64_va_hole_bottom = 0x0010000000000000UL;
+                        max_phys_bits = 51;
+                        break;
                 }
         }
 
@@ -2161,6 +2171,7 @@ static void __init sun4v_linear_pte_xor_finalize(void)
          */
         switch (sun4v_chip_type) {
         case SUN4V_CHIP_SPARC_M7:
+        case SUN4V_CHIP_SPARC_M8:
         case SUN4V_CHIP_SPARC_SN:
                 pagecv_flag = 0x00;
                 break;
@@ -2313,6 +2324,7 @@ void __init paging_init(void)
          */
         switch (sun4v_chip_type) {
         case SUN4V_CHIP_SPARC_M7:
+        case SUN4V_CHIP_SPARC_M8:
         case SUN4V_CHIP_SPARC_SN:
                 page_cache4v_flag = _PAGE_CP_4V;
                 break;
diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c
index 6b16ead1da58..ad9749463d4f 100644
--- a/drivers/block/sunvdc.c
+++ b/drivers/block/sunvdc.c
@@ -875,6 +875,56 @@ static void print_version(void)
                 printk(KERN_INFO "%s", version);
 }
 
+struct vdc_check_port_data {
+        int     dev_no;
+        char    *type;
+};
+
+static int vdc_device_probed(struct device *dev, void *arg)
+{
+        struct vio_dev *vdev = to_vio_dev(dev);
+        struct vdc_check_port_data *port_data;
+
+        port_data = (struct vdc_check_port_data *)arg;
+
+        if ((vdev->dev_no == port_data->dev_no) &&
+            (!(strcmp((char *)&vdev->type, port_data->type))) &&
+                dev_get_drvdata(dev)) {
+                /* This device has already been configured
+                 * by vdc_port_probe()
+                 */
+                return 1;
+        } else {
+                return 0;
+        }
+}
+
+/* Determine whether the VIO device is part of an mpgroup
+ * by locating all the virtual-device-port nodes associated
+ * with the parent virtual-device node for the VIO device
+ * and checking whether any of these nodes are vdc-ports
+ * which have already been configured.
+ *
+ * Returns true if this device is part of an mpgroup and has
+ * already been probed.
+ */
+static bool vdc_port_mpgroup_check(struct vio_dev *vdev)
+{
+        struct vdc_check_port_data port_data;
+        struct device *dev;
+
+        port_data.dev_no = vdev->dev_no;
+        port_data.type = (char *)&vdev->type;
+
+        dev = device_find_child(vdev->dev.parent, &port_data,
+                                vdc_device_probed);
+
+        if (dev)
+                return true;
+
+        return false;
+}
+
 static int vdc_port_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 {
         struct mdesc_handle *hp;
@@ -893,6 +943,14 @@ static int vdc_port_probe(struct vio_dev *vdev, const struct vio_device_id *id)
                 goto err_out_release_mdesc;
         }
 
+        /* Check if this device is part of an mpgroup */
+        if (vdc_port_mpgroup_check(vdev)) {
+                printk(KERN_WARNING
+                        "VIO: Ignoring extra vdisk port %s",
+                        dev_name(&vdev->dev));
+                goto err_out_release_mdesc;
+        }
+
         port = kzalloc(sizeof(*port), GFP_KERNEL);
         err = -ENOMEM;
         if (!port) {
@@ -943,6 +1001,9 @@ static int vdc_port_probe(struct vio_dev *vdev, const struct vio_device_id *id)
         if (err)
                 goto err_out_free_tx_ring;
 
+        /* Note that the device driver_data is used to determine
+         * whether the port has been probed.
+         */
         dev_set_drvdata(&vdev->dev, port);
 
         mdesc_release(hp);
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index bf9ca3c79d1a..b3a21418f511 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -457,6 +457,8 @@ static void bcm_sysport_get_stats(struct net_device *dev,
                 else
                         p = (char *)priv;
 
+                if (priv->is_lite && !bcm_sysport_lite_stat_valid(s->type))
+                        continue;
                 p += s->stat_offset;
 
                 if (s->stat_sizeof == sizeof(u64))
diff --git a/drivers/net/geneve.c b/drivers/net/geneve.c
index 745d57ae95d7..8b8565dd2afb 100644
--- a/drivers/net/geneve.c
+++ b/drivers/net/geneve.c
@@ -1099,7 +1099,7 @@ static int geneve_validate(struct nlattr *tb[], struct nlattr *data[],
         if (data[IFLA_GENEVE_ID]) {
                 __u32 vni =  nla_get_u32(data[IFLA_GENEVE_ID]);
 
-                if (vni >= GENEVE_VID_MASK)
+                if (vni >= GENEVE_N_VID)
                         return -ERANGE;
         }
 
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index 20f1b4493994..04e929fd0ffe 100644
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -1548,6 +1548,13 @@ static const struct dmi_system_id chv_no_valid_mask[] = {
                 },
         },
         {
+                .ident = "HP Chromebook 11 G5 (Setzer)",
+                .matches = {
+                        DMI_MATCH(DMI_SYS_VENDOR, "HP"),
+                        DMI_MATCH(DMI_PRODUCT_NAME, "Setzer"),
+                },
+        },
+        {
                 .ident = "Acer Chromebook R11 (Cyan)",
                 .matches = {
                         DMI_MATCH(DMI_SYS_VENDOR, "GOOGLE"),
diff --git a/drivers/pinctrl/intel/pinctrl-merrifield.c b/drivers/pinctrl/intel/pinctrl-merrifield.c
index 4d4ef42a39b5..86c4b3fab7b0 100644
--- a/drivers/pinctrl/intel/pinctrl-merrifield.c
+++ b/drivers/pinctrl/intel/pinctrl-merrifield.c
@@ -343,9 +343,9 @@ static const struct pinctrl_pin_desc mrfld_pins[] = {
 
 static const unsigned int mrfld_sdio_pins[] = { 50, 51, 52, 53, 54, 55, 56 };
 static const unsigned int mrfld_spi5_pins[] = { 90, 91, 92, 93, 94, 95, 96 };
-static const unsigned int mrfld_uart0_pins[] = { 124, 125, 126, 127 };
-static const unsigned int mrfld_uart1_pins[] = { 128, 129, 130, 131 };
-static const unsigned int mrfld_uart2_pins[] = { 132, 133, 134, 135 };
+static const unsigned int mrfld_uart0_pins[] = { 115, 116, 117, 118 };
+static const unsigned int mrfld_uart1_pins[] = { 119, 120, 121, 122 };
+static const unsigned int mrfld_uart2_pins[] = { 123, 124, 125, 126 };
 static const unsigned int mrfld_pwm0_pins[] = { 144 };
 static const unsigned int mrfld_pwm1_pins[] = { 145 };
 static const unsigned int mrfld_pwm2_pins[] = { 132 };
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
index f024e25787fc..0c6d7812d6fd 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
@@ -37,7 +37,7 @@
 #define IRQ_STATUS      0x10
 #define IRQ_WKUP        0x18
 
-#define NB_FUNCS 2
+#define NB_FUNCS 3
 #define GPIO_PER_REG    32
 
 /**
@@ -126,6 +126,16 @@ struct armada_37xx_pinctrl {
                 .funcs = {_func1, "gpio"}       \
         }
 
+#define PIN_GRP_GPIO_3(_name, _start, _nr, _mask, _v1, _v2, _v3, _f1, _f2) \
+        {                                       \
+                .name = _name,                  \
+                .start_pin = _start,            \
+                .npins = _nr,                   \
+                .reg_mask = _mask,              \
+                .val = {_v1, _v2, _v3}, \
+                .funcs = {_f1, _f2, "gpio"}     \
+        }
+
 #define PIN_GRP_EXTRA(_name, _start, _nr, _mask, _v1, _v2, _start2, _nr2, \
                       _f1, _f2)                         \
         {                                               \
@@ -171,12 +181,13 @@ static struct armada_37xx_pin_group armada_37xx_sb_groups[] = {
         PIN_GRP_GPIO("usb32_drvvbus0", 0, 1, BIT(0), "drvbus"),
         PIN_GRP_GPIO("usb2_drvvbus1", 1, 1, BIT(1), "drvbus"),
         PIN_GRP_GPIO("sdio_sb", 24, 6, BIT(2), "sdio"),
-        PIN_GRP_EXTRA("rgmii", 6, 12, BIT(3), 0, BIT(3), 23, 1, "mii", "gpio"),
+        PIN_GRP_GPIO("rgmii", 6, 12, BIT(3), "mii"),
         PIN_GRP_GPIO("pcie1", 3, 2, BIT(4), "pcie"),
         PIN_GRP_GPIO("ptp", 20, 3, BIT(5), "ptp"),
         PIN_GRP("ptp_clk", 21, 1, BIT(6), "ptp", "mii"),
         PIN_GRP("ptp_trig", 22, 1, BIT(7), "ptp", "mii"),
-        PIN_GRP("mii_col", 23, 1, BIT(8), "mii", "mii_err"),
+        PIN_GRP_GPIO_3("mii_col", 23, 1, BIT(8) | BIT(14), 0, BIT(8), BIT(14),
+                       "mii", "mii_err"),
 };
 
 const struct armada_37xx_pin_data armada_37xx_pin_nb = {
@@ -187,7 +198,7 @@ const struct armada_37xx_pin_data armada_37xx_pin_nb = {
 };
 
 const struct armada_37xx_pin_data armada_37xx_pin_sb = {
-        .nr_pins = 29,
+        .nr_pins = 30,
         .name = "GPIO2",
         .groups = armada_37xx_sb_groups,
         .ngroups = ARRAY_SIZE(armada_37xx_sb_groups),
@@ -208,7 +219,7 @@ static int armada_37xx_get_func_reg(struct armada_37xx_pin_group *grp,
 {
         int f;
 
-        for (f = 0; f < NB_FUNCS; f++)
+        for (f = 0; (f < NB_FUNCS) && grp->funcs[f]; f++)
                 if (!strcmp(grp->funcs[f], func))
                         return f;
 
@@ -795,7 +806,7 @@ static int armada_37xx_fill_group(struct armada_37xx_pinctrl *info)
                 for (j = 0; j < grp->extra_npins; j++)
                         grp->pins[i+j] = grp->extra_pin + j;
 
-                for (f = 0; f < NB_FUNCS; f++) {
+                for (f = 0; (f < NB_FUNCS) && grp->funcs[f]; f++) {
                         int ret;
                         /* check for unique functions and count groups */
                         ret = armada_37xx_add_function(info->funcs, &funcsize,
@@ -847,7 +858,7 @@ static int armada_37xx_fill_func(struct armada_37xx_pinctrl *info)
                         struct armada_37xx_pin_group *gp = &info->groups[g];
                         int f;
 
-                        for (f = 0; f < NB_FUNCS; f++) {
+                        for (f = 0; (f < NB_FUNCS) && gp->funcs[f]; f++) {
                                 if (strcmp(gp->funcs[f], name) == 0) {
                                         *groups = gp->name;
                                         groups++;
diff --git a/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c b/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c
index 159580c04b14..47a392bc73c8 100644
--- a/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c
+++ b/drivers/pinctrl/sunxi/pinctrl-sun4i-a10.c
@@ -918,6 +918,7 @@ static const struct sunxi_desc_pin sun4i_a10_pins[] = {
                   SUNXI_FUNCTION_VARIANT(0x3, "emac",   /* ETXD1 */
                                          PINCTRL_SUN7I_A20),
                   SUNXI_FUNCTION(0x4, "keypad"),        /* IN6 */
+                  SUNXI_FUNCTION(0x5, "sim"),           /* DET */
                   SUNXI_FUNCTION_IRQ(0x6, 16),          /* EINT16 */
                   SUNXI_FUNCTION(0x7, "csi1")),         /* D16 */
         SUNXI_PIN(SUNXI_PINCTRL_PIN(H, 17),
diff --git a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c b/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c
index a433a306a2d0..c75e094b2d90 100644
--- a/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c
+++ b/drivers/pinctrl/uniphier/pinctrl-uniphier-pro4.c
@@ -1084,7 +1084,7 @@ static const unsigned usb1_pins[] = {182, 183};
 static const int usb1_muxvals[] = {0, 0};
 static const unsigned usb2_pins[] = {184, 185};
 static const int usb2_muxvals[] = {0, 0};
-static const unsigned usb3_pins[] = {186, 187};
+static const unsigned usb3_pins[] = {187, 188};
 static const int usb3_muxvals[] = {0, 0};
 static const unsigned port_range0_pins[] = {
         300, 301, 302, 303, 304, 305, 306, 307,         /* PORT0x */
diff --git a/drivers/pinctrl/zte/pinctrl-zx.c b/drivers/pinctrl/zte/pinctrl-zx.c
index 787e3967bd5c..f828ee340a98 100644
--- a/drivers/pinctrl/zte/pinctrl-zx.c
+++ b/drivers/pinctrl/zte/pinctrl-zx.c
@@ -64,10 +64,8 @@ static int zx_set_mux(struct pinctrl_dev *pctldev, unsigned int func_selector,
         struct zx_pinctrl_soc_info *info = zpctl->info;
         const struct pinctrl_pin_desc *pindesc = info->pins + group_selector;
         struct zx_pin_data *data = pindesc->drv_data;
-        struct zx_mux_desc *mux = data->muxes;
-        u32 mask = (1 << data->width) - 1;
-        u32 offset = data->offset;
-        u32 bitpos = data->bitpos;
+        struct zx_mux_desc *mux;
+        u32 mask, offset, bitpos;
         struct function_desc *func;
         unsigned long flags;
         u32 val, mval;
@@ -76,6 +74,11 @@ static int zx_set_mux(struct pinctrl_dev *pctldev, unsigned int func_selector,
         if (!data)
                 return -EINVAL;
 
+        mux = data->muxes;
+        mask = (1 << data->width) - 1;
+        offset = data->offset;
+        bitpos = data->bitpos;
+
         func = pinmux_generic_get_function(pctldev, func_selector);
         if (!func)
                 return -EINVAL;
diff --git a/include/linux/device.h b/include/linux/device.h
index 723cd54b94da..beabdbc08420 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -843,7 +843,7 @@ struct dev_links_info {
  *              hibernation, system resume and during runtime PM transitions
  *              along with subsystem-level and driver-level callbacks.
  * @pins:       For device pin management.
- *              See Documentation/pinctrl.txt for details.
+ *              See Documentation/driver-api/pinctl.rst for details.
  * @msi_list:   Hosts MSI descriptors
  * @msi_domain: The generic MSI domain this device is using.
  * @numa_node:  NUMA node this device is close to.
diff --git a/include/linux/pinctrl/pinconf-generic.h b/include/linux/pinctrl/pinconf-generic.h
index 231d3075815a..e91d1b6a260d 100644
--- a/include/linux/pinctrl/pinconf-generic.h
+++ b/include/linux/pinctrl/pinconf-generic.h
@@ -81,8 +81,8 @@
  *      it.
  * @PIN_CONFIG_OUTPUT: this will configure the pin as an output and drive a
  *      value on the line. Use argument 1 to indicate high level, argument 0 to
- *      indicate low level. (Please see Documentation/pinctrl.txt, section
- *      "GPIO mode pitfalls" for a discussion around this parameter.)
+ *      indicate low level. (Please see Documentation/driver-api/pinctl.rst,
+ *      section "GPIO mode pitfalls" for a discussion around this parameter.)
  * @PIN_CONFIG_POWER_SOURCE: if the pin can select between different power
  *      supplies, the argument to this parameter (on a custom format) tells
  *      the driver which alternative power source to use.
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 683ffafb6ff9..d678820e4306 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1725,6 +1725,13 @@ static __net_init int inet_init_net(struct net *net)
         net->ipv4.sysctl_ip_prot_sock = PROT_SOCK;
 #endif
 
+        /* Some igmp sysctl, whose values are always used */
+        net->ipv4.sysctl_igmp_max_memberships = 20;
+        net->ipv4.sysctl_igmp_max_msf = 10;
+        /* IGMP reports for link-local multicast groups are enabled by default */
+        net->ipv4.sysctl_igmp_llm_reports = 1;
+        net->ipv4.sysctl_igmp_qrv = 2;
+
         return 0;
 }
 
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 5bc8570c2ec3..9f86b5133605 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -2976,12 +2976,6 @@ static int __net_init igmp_net_init(struct net *net)
                 goto out_sock;
         }
 
-        /* Sysctl initialization */
-        net->ipv4.sysctl_igmp_max_memberships = 20;
-        net->ipv4.sysctl_igmp_max_msf = 10;
-        /* IGMP reports for link-local multicast groups are enabled by default */
-        net->ipv4.sysctl_igmp_llm_reports = 1;
-        net->ipv4.sysctl_igmp_qrv = 2;
         return 0;
 
 out_sock:
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index cac59d7420cd..cb633884e825 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -809,7 +809,7 @@ static int udp_send_skb(struct sk_buff *skb, struct flowi4 *fl4)
         if (is_udplite)                                  /*     UDP-Lite      */
                 csum = udplite_csum(skb);
 
-        else if (sk->sk_no_check_tx) {   /* UDP csum disabled */
+        else if (sk->sk_no_check_tx && !skb_is_gso(skb)) {   /* UDP csum off */
 
                 skb->ip_summed = CHECKSUM_NONE;
                 goto send;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 5a178047a7ce..f31cb71172e0 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -3698,14 +3698,19 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv
 
                 if (optlen != sizeof(val))
                         return -EINVAL;
-                if (po->rx_ring.pg_vec || po->tx_ring.pg_vec)
-                        return -EBUSY;
                 if (copy_from_user(&val, optval, sizeof(val)))
                         return -EFAULT;
                 if (val > INT_MAX)
                         return -EINVAL;
-                po->tp_reserve = val;
-                return 0;
+                lock_sock(sk);
+                if (po->rx_ring.pg_vec || po->tx_ring.pg_vec) {
+                        ret = -EBUSY;
+                } else {
+                        po->tp_reserve = val;
+                        ret = 0;
+                }
+                release_sock(sk);
+                return ret;
         }
         case PACKET_LOSS:
         {
diff --git a/net/sched/act_ipt.c b/net/sched/act_ipt.c
index 94ba5cfab860..d516ba8178b8 100644
--- a/net/sched/act_ipt.c
+++ b/net/sched/act_ipt.c
@@ -49,9 +49,9 @@ static int ipt_init_target(struct net *net, struct xt_entry_target *t,
                 return PTR_ERR(target);
 
         t->u.kernel.target = target;
+        memset(&par, 0, sizeof(par));
         par.net       = net;
         par.table     = table;
-        par.entryinfo = NULL;
         par.target    = target;
         par.targinfo  = t->data;
         par.hook_mask = hook;
diff --git a/net/tipc/node.c b/net/tipc/node.c
index aeef8011ac7d..9b4dcb6a16b5 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -1455,10 +1455,8 @@ static bool tipc_node_check_state(struct tipc_node *n, struct sk_buff *skb,
         /* Initiate synch mode if applicable */
         if ((usr == TUNNEL_PROTOCOL) && (mtyp == SYNCH_MSG) && (oseqno == 1)) {
                 syncpt = iseqno + exp_pkts - 1;
-                if (!tipc_link_is_up(l)) {
-                        tipc_link_fsm_evt(l, LINK_ESTABLISH_EVT);
+                if (!tipc_link_is_up(l))
                         __tipc_node_link_up(n, bearer_id, xmitq);
-                }
                 if (n->state == SELF_UP_PEER_UP) {
                         n->sync_point = syncpt;
                         tipc_link_fsm_evt(l, LINK_SYNCH_BEGIN_EVT);