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From: Marek Vasut <marex@denx.de>
To: netdev@vger.kernel.org
Cc: Marek Vasut <marex@denx.de>,
	"David S . Miller" <davem@davemloft.net>,
	Lukas Wunner <lukas@wunner.de>, Petr Stetiar <ynezz@true.cz>,
	YueHaibing <yuehaibing@huawei.com>
Subject: [PATCH 10/14] net: ks8851: Split out SPI specific code from probe() and remove()
Date: Tue, 24 Mar 2020 00:42:59 +0100	[thread overview]
Message-ID: <20200323234303.526748-11-marex@denx.de> (raw)
In-Reply-To: <20200323234303.526748-1-marex@denx.de>

Factor out common code into ks8851_probe_common() and
ks8851_remove_common() to permit both SPI and parallel
bus driver variants to use the common code path for
both probing and removal.

There should be no functional change.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: David S. Miller <davem@davemloft.net>
Cc: Lukas Wunner <lukas@wunner.de>
Cc: Petr Stetiar <ynezz@true.cz>
Cc: YueHaibing <yuehaibing@huawei.com>
---
 drivers/net/ethernet/micrel/ks8851.c | 69 ++++++++++++++++------------
 1 file changed, 40 insertions(+), 29 deletions(-)

diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c
index 56f505ae6458..608c8fe4b5e8 100644
--- a/drivers/net/ethernet/micrel/ks8851.c
+++ b/drivers/net/ethernet/micrel/ks8851.c
@@ -1371,27 +1371,14 @@ static int ks8851_resume(struct device *dev)
 
 static SIMPLE_DEV_PM_OPS(ks8851_pm_ops, ks8851_suspend, ks8851_resume);
 
-static int ks8851_probe(struct spi_device *spi)
+static int ks8851_probe_common(struct net_device *ndev, struct device *dev)
 {
-	struct device *dev = &spi->dev;
-	struct ks8851_net_spi *kss;
-	struct net_device *ndev;
-	struct ks8851_net *ks;
-	int ret;
+	struct ks8851_net *ks = netdev_priv(ndev);
 	unsigned cider;
 	int gpio;
-
-	ndev = devm_alloc_etherdev(dev, sizeof(struct ks8851_net_spi));
-	if (!ndev)
-		return -ENOMEM;
-
-	spi->bits_per_word = 8;
-
-	ks = netdev_priv(ndev);
-	kss = to_ks8851_spi(ks);
+	int ret;
 
 	ks->netdev = ndev;
-	kss->spidev = spi;
 	ks->tx_space = 6144;
 
 	gpio = of_get_named_gpio_flags(dev->of_node, "reset-gpios",
@@ -1446,17 +1433,7 @@ static int ks8851_probe(struct spi_device *spi)
 	INIT_WORK(&ks->tx_work, ks8851_tx_work);
 	INIT_WORK(&ks->rxctrl_work, ks8851_rxctrl_work);
 
-	/* initialise pre-made spi transfer messages */
-
-	spi_message_init(&kss->spi_msg1);
-	spi_message_add_tail(&kss->spi_xfer1, &kss->spi_msg1);
-
-	spi_message_init(&kss->spi_msg2);
-	spi_message_add_tail(&kss->spi_xfer2[0], &kss->spi_msg2);
-	spi_message_add_tail(&kss->spi_xfer2[1], &kss->spi_msg2);
-
 	/* setup EEPROM state */
-
 	ks->eeprom.data = ks;
 	ks->eeprom.width = PCI_EEPROM_WIDTH_93C46;
 	ks->eeprom.register_read = ks8851_eeprom_regread;
@@ -1487,7 +1464,6 @@ static int ks8851_probe(struct spi_device *spi)
 	netif_carrier_off(ks->netdev);
 	ndev->if_port = IF_PORT_100BASET;
 	ndev->netdev_ops = &ks8851_netdev_ops;
-	ndev->irq = spi->irq;
 
 	/* issue a global soft reset to reset the device. */
 	ks8851_soft_reset(ks, GRR_GSR);
@@ -1529,9 +1505,8 @@ static int ks8851_probe(struct spi_device *spi)
 	return ret;
 }
 
-static int ks8851_remove(struct spi_device *spi)
+static int ks8851_remove_common(struct device *dev)
 {
-	struct device *dev = &spi->dev;
 	struct ks8851_net *priv = dev_get_drvdata(dev);
 
 	if (netif_msg_drv(priv))
@@ -1546,6 +1521,42 @@ static int ks8851_remove(struct spi_device *spi)
 	return 0;
 }
 
+static int ks8851_probe(struct spi_device *spi)
+{
+	struct device *dev = &spi->dev;
+	struct ks8851_net_spi *kss;
+	struct net_device *ndev;
+	struct ks8851_net *ks;
+
+	ndev = devm_alloc_etherdev(dev, sizeof(struct ks8851_net_spi));
+	if (!ndev)
+		return -ENOMEM;
+
+	spi->bits_per_word = 8;
+
+	ks = netdev_priv(ndev);
+	kss = to_ks8851_spi(ks);
+
+	kss->spidev = spi;
+
+	/* initialise pre-made spi transfer messages */
+	spi_message_init(&kss->spi_msg1);
+	spi_message_add_tail(&kss->spi_xfer1, &kss->spi_msg1);
+
+	spi_message_init(&kss->spi_msg2);
+	spi_message_add_tail(&kss->spi_xfer2[0], &kss->spi_msg2);
+	spi_message_add_tail(&kss->spi_xfer2[1], &kss->spi_msg2);
+
+	ndev->irq = spi->irq;
+
+	return ks8851_probe_common(ndev, dev);
+}
+
+static int ks8851_remove(struct spi_device *spi)
+{
+	return ks8851_remove_common(&spi->dev);
+}
+
 static const struct of_device_id ks8851_match_table[] = {
 	{ .compatible = "micrel,ks8851" },
 	{ }
-- 
2.25.1


  parent reply	other threads:[~2020-03-23 23:43 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-23 23:42 [PATCH 00/14] net: ks8851: Unify KS8851 SPI and MLL drivers Marek Vasut
2020-03-23 23:42 ` [PATCH 01/14] net: ks8851: Factor out spi->dev in probe()/remove() Marek Vasut
2020-03-24  1:15   ` Andrew Lunn
2020-03-24  6:46   ` Lukas Wunner
2020-03-23 23:42 ` [PATCH 02/14] net: ks8851: Replace dev_err() with netdev_err() in IRQ handler Marek Vasut
2020-03-24  1:16   ` Andrew Lunn
2020-03-23 23:42 ` [PATCH 03/14] net: ks8851: Pass device pointer into ks8851_init_mac() Marek Vasut
2020-03-24  1:06   ` Andrew Lunn
2020-03-24  7:08     ` Lukas Wunner
2020-03-23 23:42 ` [PATCH 04/14] net: ks8851: Use devm_alloc_etherdev() Marek Vasut
2020-03-24  1:19   ` Andrew Lunn
2020-03-23 23:42 ` [PATCH 05/14] net: ks8851: Use dev_{get,set}_drvdata() Marek Vasut
2020-03-24  1:22   ` Andrew Lunn
2020-03-23 23:42 ` [PATCH 06/14] net: ks8851: Remove ks8851_rdreg32() Marek Vasut
2020-03-24  1:30   ` Andrew Lunn
2020-03-24 12:34     ` Marek Vasut
2020-03-24  7:22   ` Lukas Wunner
2020-03-24 12:37     ` Marek Vasut
2020-03-23 23:42 ` [PATCH 07/14] net: ks8851: Use 16-bit writes to program MAC address Marek Vasut
2020-03-24  1:40   ` Andrew Lunn
2020-03-24  7:17   ` Michal Kubecek
2020-03-24  8:13   ` Lukas Wunner
2020-03-24 12:25     ` Andrew Lunn
2020-03-24 12:36       ` Lukas Wunner
2020-03-24 13:09         ` Marek Vasut
2020-03-24 13:31           ` Marek Vasut
2020-03-24 14:47           ` Lukas Wunner
2020-03-24 14:53             ` Marek Vasut
2020-03-23 23:42 ` [PATCH 08/14] net: ks8851: Use 16-bit read of RXFC register Marek Vasut
2020-03-24  1:50   ` Andrew Lunn
2020-03-24 12:50     ` Marek Vasut
2020-03-24 13:32       ` Andrew Lunn
2020-03-24 10:41   ` Lukas Wunner
2020-03-24 12:42     ` Marek Vasut
2020-03-23 23:42 ` [PATCH 09/14] net: ks8851: Split out SPI specific entries in struct ks8851_net Marek Vasut
2020-03-24  1:55   ` Andrew Lunn
2020-03-24 10:49   ` Lukas Wunner
2020-03-24 12:27     ` Andrew Lunn
2020-03-23 23:42 ` Marek Vasut [this message]
2020-03-24  1:58   ` [PATCH 10/14] net: ks8851: Split out SPI specific code from probe() and remove() Andrew Lunn
2020-03-23 23:43 ` [PATCH 11/14] net: ks8851: Implement register and FIFO accessor callbacks Marek Vasut
2020-03-24 13:45   ` Lukas Wunner
2020-03-24 14:10     ` Marek Vasut
2020-03-24 14:29       ` Lukas Wunner
2020-03-24 14:44         ` Marek Vasut
2020-03-29 14:22     ` Marek Vasut
2020-03-23 23:43 ` [PATCH 12/14] net: ks8851: Separate SPI operations into separate file Marek Vasut
2020-03-23 23:43 ` [PATCH 13/14] net: ks8851: Implement Parallel bus operations Marek Vasut
2020-03-24  8:16   ` kbuild test robot
2020-03-23 23:43 ` [PATCH 14/14] net: ks8851: Remove ks8851_mll.c Marek Vasut
2020-03-24 14:08   ` Lukas Wunner
2020-03-24 14:12     ` Marek Vasut

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