Merge pull request torvalds#152 from zandrey/5.4-2.2.x-imx

Update 5.4-2.2.x-imx to v5.4.71 from stable

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 4
-SUBLEVEL = 70
+SUBLEVEL = 71
 EXTRAVERSION =
 NAME = Kleptomaniac Octopus
 

arch/arm64/boot/dts/altera/socfpga_stratix10_socdk.dts

@@ -155,6 +155,7 @@
 };
 
 &qspi {
+	status = "okay";
 	flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;

drivers/base/dd.c

@@ -518,7 +518,8 @@ static int really_probe(struct device *dev, struct device_driver *drv)
 		 drv->bus->name, __func__, drv->name, dev_name(dev));
 	if (!list_empty(&dev->devres_head)) {
 		dev_crit(dev, "Resources present before probing\n");
-		return -EBUSY;
+		ret = -EBUSY;
+		goto done;
 	}
 
 re_probe:
@@ -639,7 +640,7 @@ static int really_probe(struct device *dev, struct device_driver *drv)
 	ret = 0;
 done:
 	atomic_dec(&probe_count);
-	wake_up(&probe_waitqueue);
+	wake_up_all(&probe_waitqueue);
 	return ret;
 }
 

drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c

@@ -967,6 +967,7 @@ static int amdgpu_ttm_tt_pin_userptr(struct ttm_tt *ttm)
 
 release_sg:
 	kfree(ttm->sg);
+	ttm->sg = NULL;
 	return r;
 }
 

drivers/gpu/drm/nouveau/nouveau_mem.c

@@ -176,6 +176,8 @@ void
 nouveau_mem_del(struct ttm_mem_reg *reg)
 {
 	struct nouveau_mem *mem = nouveau_mem(reg);
+	if (!mem)
+		return;
 	nouveau_mem_fini(mem);
 	kfree(reg->mm_node);
 	reg->mm_node = NULL;

drivers/i2c/busses/i2c-i801.c

@@ -1891,6 +1891,7 @@ static int i801_probe(struct pci_dev *dev, const struct pci_device_id *id)
 
 	pci_set_drvdata(dev, priv);
 
+	dev_pm_set_driver_flags(&dev->dev, DPM_FLAG_NEVER_SKIP);
 	pm_runtime_set_autosuspend_delay(&dev->dev, 1000);
 	pm_runtime_use_autosuspend(&dev->dev);
 	pm_runtime_put_autosuspend(&dev->dev);

drivers/i2c/busses/i2c-meson.c

@@ -5,6 +5,7 @@
  * Copyright (C) 2014 Beniamino Galvani <b.galvani@gmail.com>
  */
 
+#include <linux/bitfield.h>
 #include <linux/clk.h>
 #include <linux/completion.h>
 #include <linux/i2c.h>
@@ -32,12 +33,17 @@
 #define REG_CTRL_ACK_IGNORE	BIT(1)
 #define REG_CTRL_STATUS		BIT(2)
 #define REG_CTRL_ERROR		BIT(3)
-#define REG_CTRL_CLKDIV_SHIFT	12
-#define REG_CTRL_CLKDIV_MASK	GENMASK(21, 12)
-#define REG_CTRL_CLKDIVEXT_SHIFT 28
-#define REG_CTRL_CLKDIVEXT_MASK	GENMASK(29, 28)
+#define REG_CTRL_CLKDIV		GENMASK(21, 12)
+#define REG_CTRL_CLKDIVEXT	GENMASK(29, 28)
+
+#define REG_SLV_ADDR		GENMASK(7, 0)
+#define REG_SLV_SDA_FILTER	GENMASK(10, 8)
+#define REG_SLV_SCL_FILTER	GENMASK(13, 11)
+#define REG_SLV_SCL_LOW		GENMASK(27, 16)
+#define REG_SLV_SCL_LOW_EN	BIT(28)
 
 #define I2C_TIMEOUT_MS		500
+#define FILTER_DELAY		15
 
 enum {
 	TOKEN_END = 0,
@@ -132,19 +138,24 @@ static void meson_i2c_set_clk_div(struct meson_i2c *i2c, unsigned int freq)
 	unsigned long clk_rate = clk_get_rate(i2c->clk);
 	unsigned int div;
 
-	div = DIV_ROUND_UP(clk_rate, freq * i2c->data->div_factor);
+	div = DIV_ROUND_UP(clk_rate, freq);
+	div -= FILTER_DELAY;
+	div = DIV_ROUND_UP(div, i2c->data->div_factor);
 
 	/* clock divider has 12 bits */
-	if (div >= (1 << 12)) {
+	if (div > GENMASK(11, 0)) {
 		dev_err(i2c->dev, "requested bus frequency too low\n");
-		div = (1 << 12) - 1;
+		div = GENMASK(11, 0);
 	}
 
-	meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIV_MASK,
-			   (div & GENMASK(9, 0)) << REG_CTRL_CLKDIV_SHIFT);
+	meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIV,
+			   FIELD_PREP(REG_CTRL_CLKDIV, div & GENMASK(9, 0)));
+
+	meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIVEXT,
+			   FIELD_PREP(REG_CTRL_CLKDIVEXT, div >> 10));
 
-	meson_i2c_set_mask(i2c, REG_CTRL, REG_CTRL_CLKDIVEXT_MASK,
-			   (div >> 10) << REG_CTRL_CLKDIVEXT_SHIFT);
+	/* Disable HIGH/LOW mode */
+	meson_i2c_set_mask(i2c, REG_SLAVE_ADDR, REG_SLV_SCL_LOW_EN, 0);
 
 	dev_dbg(i2c->dev, "%s: clk %lu, freq %u, div %u\n", __func__,
 		clk_rate, freq, div);
@@ -273,7 +284,10 @@ static void meson_i2c_do_start(struct meson_i2c *i2c, struct i2c_msg *msg)
 	token = (msg->flags & I2C_M_RD) ? TOKEN_SLAVE_ADDR_READ :
 		TOKEN_SLAVE_ADDR_WRITE;
 
-	writel(msg->addr << 1, i2c->regs + REG_SLAVE_ADDR);
+
+	meson_i2c_set_mask(i2c, REG_SLAVE_ADDR, REG_SLV_ADDR,
+			   FIELD_PREP(REG_SLV_ADDR, msg->addr << 1));
+
 	meson_i2c_add_token(i2c, TOKEN_START);
 	meson_i2c_add_token(i2c, token);
 }
@@ -432,6 +446,10 @@ static int meson_i2c_probe(struct platform_device *pdev)
 		return ret;
 	}
 
+	/* Disable filtering */
+	meson_i2c_set_mask(i2c, REG_SLAVE_ADDR,
+			   REG_SLV_SDA_FILTER | REG_SLV_SCL_FILTER, 0);
+
 	meson_i2c_set_clk_div(i2c, timings.bus_freq_hz);
 
 	return 0;

drivers/i2c/busses/i2c-owl.c

@@ -179,13 +179,19 @@ static irqreturn_t owl_i2c_interrupt(int irq, void *_dev)
 	fifostat = readl(i2c_dev->base + OWL_I2C_REG_FIFOSTAT);
 	if (fifostat & OWL_I2C_FIFOSTAT_RNB) {
 		i2c_dev->err = -ENXIO;
+		/* Clear NACK error bit by writing "1" */
+		owl_i2c_update_reg(i2c_dev->base + OWL_I2C_REG_FIFOSTAT,
+				   OWL_I2C_FIFOSTAT_RNB, true);
 		goto stop;
 	}
 
 	/* Handle bus error */
 	stat = readl(i2c_dev->base + OWL_I2C_REG_STAT);
 	if (stat & OWL_I2C_STAT_BEB) {
 		i2c_dev->err = -EIO;
+		/* Clear BUS error bit by writing "1" */
+		owl_i2c_update_reg(i2c_dev->base + OWL_I2C_REG_STAT,
+				   OWL_I2C_STAT_BEB, true);
 		goto stop;
 	}
 

drivers/input/misc/ati_remote2.c

@@ -68,7 +68,7 @@ static int ati_remote2_get_channel_mask(char *buffer,
 {
 	pr_debug("%s()\n", __func__);
 
-	return sprintf(buffer, "0x%04x", *(unsigned int *)kp->arg);
+	return sprintf(buffer, "0x%04x\n", *(unsigned int *)kp->arg);
 }
 
 static int ati_remote2_set_mode_mask(const char *val,
@@ -84,7 +84,7 @@ static int ati_remote2_get_mode_mask(char *buffer,
 {
 	pr_debug("%s()\n", __func__);
 
-	return sprintf(buffer, "0x%02x", *(unsigned int *)kp->arg);
+	return sprintf(buffer, "0x%02x\n", *(unsigned int *)kp->arg);
 }
 
 static unsigned int channel_mask = ATI_REMOTE2_MAX_CHANNEL_MASK;

drivers/iommu/intel-iommu.c

@@ -2560,14 +2560,14 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu,
 		}
 
 		/* Setup the PASID entry for requests without PASID: */
-		spin_lock(&iommu->lock);
+		spin_lock_irqsave(&iommu->lock, flags);
 		if (hw_pass_through && domain_type_is_si(domain))
 			ret = intel_pasid_setup_pass_through(iommu, domain,
 					dev, PASID_RID2PASID);
 		else
 			ret = intel_pasid_setup_second_level(iommu, domain,
 					dev, PASID_RID2PASID);
-		spin_unlock(&iommu->lock);
+		spin_unlock_irqrestore(&iommu->lock, flags);
 		if (ret) {
 			dev_err(dev, "Setup RID2PASID failed\n");
 			dmar_remove_one_dev_info(dev);

drivers/mmc/core/queue.c

@@ -184,7 +184,7 @@ static void mmc_queue_setup_discard(struct request_queue *q,
 	q->limits.discard_granularity = card->pref_erase << 9;
 	/* granularity must not be greater than max. discard */
 	if (card->pref_erase > max_discard)
-		q->limits.discard_granularity = 0;
+		q->limits.discard_granularity = SECTOR_SIZE;
 	if (mmc_can_secure_erase_trim(card))
 		blk_queue_flag_set(QUEUE_FLAG_SECERASE, q);
 }

drivers/net/bonding/bond_main.c

@@ -1148,6 +1148,7 @@ static void bond_setup_by_slave(struct net_device *bond_dev,
 
 	bond_dev->type		    = slave_dev->type;
 	bond_dev->hard_header_len   = slave_dev->hard_header_len;
+	bond_dev->needed_headroom   = slave_dev->needed_headroom;
 	bond_dev->addr_len	    = slave_dev->addr_len;
 
 	memcpy(bond_dev->broadcast, slave_dev->broadcast,

drivers/net/ethernet/cavium/octeon/octeon_mgmt.c

@@ -1222,7 +1222,7 @@ static int octeon_mgmt_open(struct net_device *netdev)
 	 */
 	if (netdev->phydev) {
 		netif_carrier_off(netdev);
-		phy_start_aneg(netdev->phydev);
+		phy_start(netdev->phydev);
 	}
 
 	netif_wake_queue(netdev);
@@ -1250,8 +1250,10 @@ static int octeon_mgmt_stop(struct net_device *netdev)
 	napi_disable(&p->napi);
 	netif_stop_queue(netdev);
 
-	if (netdev->phydev)
+	if (netdev->phydev) {
+		phy_stop(netdev->phydev);
 		phy_disconnect(netdev->phydev);
+	}
 
 	netif_carrier_off(netdev);
 

drivers/net/ethernet/intel/iavf/iavf_main.c

@@ -3773,19 +3773,17 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	return err;
 }
 
-#ifdef CONFIG_PM
 /**
  * iavf_suspend - Power management suspend routine
  * @pdev: PCI device information struct
  * @state: unused
  *
  * Called when the system (VM) is entering sleep/suspend.
  **/
-static int iavf_suspend(struct pci_dev *pdev, pm_message_t state)
+static int __maybe_unused iavf_suspend(struct device *dev_d)
 {
-	struct net_device *netdev = pci_get_drvdata(pdev);
+	struct net_device *netdev = dev_get_drvdata(dev_d);
 	struct iavf_adapter *adapter = netdev_priv(netdev);
-	int retval = 0;
 
 	netif_device_detach(netdev);
 
@@ -3803,12 +3801,6 @@ static int iavf_suspend(struct pci_dev *pdev, pm_message_t state)
 
 	clear_bit(__IAVF_IN_CRITICAL_TASK, &adapter->crit_section);
 
-	retval = pci_save_state(pdev);
-	if (retval)
-		return retval;
-
-	pci_disable_device(pdev);
-
 	return 0;
 }
 
@@ -3818,24 +3810,13 @@ static int iavf_suspend(struct pci_dev *pdev, pm_message_t state)
  *
  * Called when the system (VM) is resumed from sleep/suspend.
  **/
-static int iavf_resume(struct pci_dev *pdev)
+static int __maybe_unused iavf_resume(struct device *dev_d)
 {
-	struct iavf_adapter *adapter = pci_get_drvdata(pdev);
-	struct net_device *netdev = adapter->netdev;
+	struct pci_dev *pdev = to_pci_dev(dev_d);
+	struct net_device *netdev = pci_get_drvdata(pdev);
+	struct iavf_adapter *adapter = netdev_priv(netdev);
 	u32 err;
 
-	pci_set_power_state(pdev, PCI_D0);
-	pci_restore_state(pdev);
-	/* pci_restore_state clears dev->state_saved so call
-	 * pci_save_state to restore it.
-	 */
-	pci_save_state(pdev);
-
-	err = pci_enable_device_mem(pdev);
-	if (err) {
-		dev_err(&pdev->dev, "Cannot enable PCI device from suspend.\n");
-		return err;
-	}
 	pci_set_master(pdev);
 
 	rtnl_lock();
@@ -3859,7 +3840,6 @@ static int iavf_resume(struct pci_dev *pdev)
 	return err;
 }
 
-#endif /* CONFIG_PM */
 /**
  * iavf_remove - Device Removal Routine
  * @pdev: PCI device information struct
@@ -3961,16 +3941,15 @@ static void iavf_remove(struct pci_dev *pdev)
 	pci_disable_device(pdev);
 }
 
+static SIMPLE_DEV_PM_OPS(iavf_pm_ops, iavf_suspend, iavf_resume);
+
 static struct pci_driver iavf_driver = {
-	.name     = iavf_driver_name,
-	.id_table = iavf_pci_tbl,
-	.probe    = iavf_probe,
-	.remove   = iavf_remove,
-#ifdef CONFIG_PM
-	.suspend  = iavf_suspend,
-	.resume   = iavf_resume,
-#endif
-	.shutdown = iavf_shutdown,
+	.name      = iavf_driver_name,
+	.id_table  = iavf_pci_tbl,
+	.probe     = iavf_probe,
+	.remove    = iavf_remove,
+	.driver.pm = &iavf_pm_ops,
+	.shutdown  = iavf_shutdown,
 };
 
 /**