Merge tag 'v5.15.77' into 5.15-2.1.x-imx

This is the 5.15.77 stable release

Signed-off-by: Daiane Angolini <daiane.angolini@foundries.io>

5 files changed, 24 insertions, 21 deletions

diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c
index 35892c1efef0..7d868b6eb579 100644
--- a/drivers/net/can/mscan/mpc5xxx_can.c
+++ b/drivers/net/can/mscan/mpc5xxx_can.c
@@ -322,14 +322,14 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
 					       &mscan_clksrc);
 	if (!priv->can.clock.freq) {
 		dev_err(&ofdev->dev, "couldn't get MSCAN clock properties\n");
-		goto exit_free_mscan;
+		goto exit_put_clock;
 	}
 
 	err = register_mscandev(dev, mscan_clksrc);
 	if (err) {
 		dev_err(&ofdev->dev, "registering %s failed (err=%d)\n",
 			DRV_NAME, err);
-		goto exit_free_mscan;
+		goto exit_put_clock;
 	}
 
 	dev_info(&ofdev->dev, "MSCAN at 0x%p, irq %d, clock %d Hz\n",
@@ -337,7 +337,9 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
 
 	return 0;
 
-exit_free_mscan:
+exit_put_clock:
+	if (data->put_clock)
+		data->put_clock(ofdev);
 	free_candev(dev);
 exit_dispose_irq:
 	irq_dispose_mapping(irq);
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 2f44c567ebd7..4e230e145664 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -1106,11 +1106,13 @@ static void rcar_canfd_handle_global_receive(struct rcar_canfd_global *gpriv, u3
 {
 	struct rcar_canfd_channel *priv = gpriv->ch[ch];
 	u32 ridx = ch + RCANFD_RFFIFO_IDX;
-	u32 sts;
+	u32 sts, cc;
 
 	/* Handle Rx interrupts */
 	sts = rcar_canfd_read(priv->base, RCANFD_RFSTS(ridx));
-	if (likely(sts & RCANFD_RFSTS_RFIF)) {
+	cc = rcar_canfd_read(priv->base, RCANFD_RFCC(ridx));
+	if (likely(sts & RCANFD_RFSTS_RFIF &&
+		   cc & RCANFD_RFCC_RFIE)) {
 		if (napi_schedule_prep(&priv->napi)) {
 			/* Disable Rx FIFO interrupts */
 			rcar_canfd_clear_bit(priv->base,
@@ -1195,11 +1197,9 @@ static void rcar_canfd_handle_channel_tx(struct rcar_canfd_global *gpriv, u32 ch
 
 static irqreturn_t rcar_canfd_channel_tx_interrupt(int irq, void *dev_id)
 {
-	struct rcar_canfd_global *gpriv = dev_id;
-	u32 ch;
+	struct rcar_canfd_channel *priv = dev_id;
 
-	for_each_set_bit(ch, &gpriv->channels_mask, RCANFD_NUM_CHANNELS)
-		rcar_canfd_handle_channel_tx(gpriv, ch);
+	rcar_canfd_handle_channel_tx(priv->gpriv, priv->channel);
 
 	return IRQ_HANDLED;
 }
@@ -1227,11 +1227,9 @@ static void rcar_canfd_handle_channel_err(struct rcar_canfd_global *gpriv, u32 c
 
 static irqreturn_t rcar_canfd_channel_err_interrupt(int irq, void *dev_id)
 {
-	struct rcar_canfd_global *gpriv = dev_id;
-	u32 ch;
+	struct rcar_canfd_channel *priv = dev_id;
 
-	for_each_set_bit(ch, &gpriv->channels_mask, RCANFD_NUM_CHANNELS)
-		rcar_canfd_handle_channel_err(gpriv, ch);
+	rcar_canfd_handle_channel_err(priv->gpriv, priv->channel);
 
 	return IRQ_HANDLED;
 }
@@ -1649,6 +1647,7 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch,
 	priv->ndev = ndev;
 	priv->base = gpriv->base;
 	priv->channel = ch;
+	priv->gpriv = gpriv;
 	priv->can.clock.freq = fcan_freq;
 	dev_info(&pdev->dev, "can_clk rate is %u\n", priv->can.clock.freq);
 
@@ -1677,7 +1676,7 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch,
 		}
 		err = devm_request_irq(&pdev->dev, err_irq,
 				       rcar_canfd_channel_err_interrupt, 0,
-				       irq_name, gpriv);
+				       irq_name, priv);
 		if (err) {
 			dev_err(&pdev->dev, "devm_request_irq CH Err(%d) failed, error %d\n",
 				err_irq, err);
@@ -1691,7 +1690,7 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch,
 		}
 		err = devm_request_irq(&pdev->dev, tx_irq,
 				       rcar_canfd_channel_tx_interrupt, 0,
-				       irq_name, gpriv);
+				       irq_name, priv);
 		if (err) {
 			dev_err(&pdev->dev, "devm_request_irq Tx (%d) failed, error %d\n",
 				tx_irq, err);
@@ -1715,7 +1714,6 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch,
 
 	priv->can.do_set_mode = rcar_canfd_do_set_mode;
 	priv->can.do_get_berr_counter = rcar_canfd_get_berr_counter;
-	priv->gpriv = gpriv;
 	SET_NETDEV_DEV(ndev, &pdev->dev);
 
 	netif_napi_add(ndev, &priv->napi, rcar_canfd_rx_poll,
diff --git a/drivers/net/can/spi/mcp251x.c b/drivers/net/can/spi/mcp251x.c
index baab3adc34bc..f02275f71e4d 100644
--- a/drivers/net/can/spi/mcp251x.c
+++ b/drivers/net/can/spi/mcp251x.c
@@ -1419,11 +1419,14 @@ static int mcp251x_can_probe(struct spi_device *spi)
 
 	ret = mcp251x_gpio_setup(priv);
 	if (ret)
-		goto error_probe;
+		goto out_unregister_candev;
 
 	netdev_info(net, "MCP%x successfully initialized.\n", priv->model);
 	return 0;
 
+out_unregister_candev:
+	unregister_candev(net);
+
 error_probe:
 	destroy_workqueue(priv->wq);
 	priv->wq = NULL;
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
index 45eb7e462ce9..3ff2cd9828d2 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_hydra.c
@@ -1873,7 +1873,7 @@ static int kvaser_usb_hydra_start_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->start_comp);
+	reinit_completion(&priv->start_comp);
 
 	err = kvaser_usb_hydra_send_simple_cmd(priv->dev, CMD_START_CHIP_REQ,
 					       priv->channel);
@@ -1891,7 +1891,7 @@ static int kvaser_usb_hydra_stop_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->stop_comp);
+	reinit_completion(&priv->stop_comp);
 
 	/* Make sure we do not report invalid BUS_OFF from CMD_CHIP_STATE_EVENT
 	 * see comment in kvaser_usb_hydra_update_state()
diff --git a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
index 4312be05fc5b..7a71097281c2 100644
--- a/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
+++ b/drivers/net/can/usb/kvaser_usb/kvaser_usb_leaf.c
@@ -1324,7 +1324,7 @@ static int kvaser_usb_leaf_start_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->start_comp);
+	reinit_completion(&priv->start_comp);
 
 	err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_START_CHIP,
 					      priv->channel);
@@ -1342,7 +1342,7 @@ static int kvaser_usb_leaf_stop_chip(struct kvaser_usb_net_priv *priv)
 {
 	int err;
 
-	init_completion(&priv->stop_comp);
+	reinit_completion(&priv->stop_comp);
 
 	err = kvaser_usb_leaf_send_simple_cmd(priv->dev, CMD_STOP_CHIP,
 					      priv->channel);