[PATCH v4 1/9] net: pxa168_eth: clean up

Antoine Tenart
2014-09-23T12:15:28Z

Clean up a bit the pxa168_eth driver before adding the device tree
support.

Signed-off-by: Antoine Tenart <antoine.tenart@free-electrons.com>
---
drivers/net/ethernet/marvell/pxa168_eth.c | 102 +++++++++++++++---------------
1 file changed, 50 insertions(+), 52 deletions(-)

diff --git a/drivers/net/ethernet/marvell/pxa168_eth.c b/drivers/net/ethernet/marvell/pxa168_eth.c
index 8f5aa7c62b18..b370162dbe02 100644
--- a/drivers/net/ethernet/marvell/pxa168_eth.c
+++ b/drivers/net/ethernet/marvell/pxa168_eth.c
@@ -22,27 +22,29 @@
* along with this program; if not, see <http://www.gnu.org/licenses/>.
*/

-#include <linux/dma-mapping.h>
-#include <linux/in.h>
-#include <linux/ip.h>
-#include <linux/tcp.h>
-#include <linux/udp.h>
-#include <linux/etherdevice.h>
#include <linux/bitops.h>
+#include <linux/clk.h>
#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/etherdevice.h>
#include <linux/ethtool.h>
-#include <linux/platform_device.h>
-#include <linux/module.h>
+#include <linux/in.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/ip.h>
#include <linux/kernel.h>
-#include <linux/workqueue.h>
-#include <linux/clk.h>
+#include <linux/module.h>
+#include <linux/of.h>
#include <linux/phy.h>
-#include <linux/io.h>
-#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/pxa168_eth.h>
+#include <linux/tcp.h>
#include <linux/types.h>
+#include <linux/udp.h>
+#include <linux/workqueue.h>
+
#include <asm/pgtable.h>
#include <asm/cacheflush.h>
-#include <linux/pxa168_eth.h>

#define DRIVER_NAME "pxa168-eth"
#define DRIVER_VERSION "0.3"
@@ -296,7 +298,7 @@ static void abort_dma(struct pxa168_eth_private *pep)
} while (max_retries-- > 0 && delay <= 0);

if (max_retries <= 0)
- printk(KERN_ERR "%s : DMA Stuck\n", __func__);
+ netdev_err(pep->dev, "%s : DMA Stuck\n", __func__);
}

static int ethernet_phy_get(struct pxa168_eth_private *pep)
@@ -507,9 +509,10 @@ static int add_del_hash_entry(struct pxa168_eth_private *pep,

if (i == HOP_NUMBER) {
if (!del) {
- printk(KERN_INFO "%s: table section is full, need to "
- "move to 16kB implementation?\n",
- __FILE__);
+ netdev_info(pep->dev,
+ "%s: table section is full, need to "
+ "move to 16kB implementation?\n",
+ __FILE__);
return -ENOSPC;
} else
return 0;
@@ -726,7 +729,7 @@ static int txq_reclaim(struct net_device *dev, int force)

if (cmd_sts & TX_ERROR) {
if (net_ratelimit())
- printk(KERN_ERR "%s: Error in TX\n", dev->name);
+ netdev_err(dev, "Error in TX\n");
dev->stats.tx_errors++;
}
dma_unmap_single(NULL, addr, count, DMA_TO_DEVICE);
@@ -743,8 +746,7 @@ static void pxa168_eth_tx_timeout(struct net_device *dev)
{
struct pxa168_eth_private *pep = netdev_priv(dev);

- printk(KERN_INFO "%s: TX timeout desc_count %d\n",
- dev->name, pep->tx_desc_count);
+ netdev_info(dev, "TX timeout desc_count %d\n", pep->tx_desc_count);

schedule_work(&pep->tx_timeout_task);
}
@@ -814,9 +816,8 @@ static int rxq_process(struct net_device *dev, int budget)
if ((cmd_sts & (RX_FIRST_DESC | RX_LAST_DESC)) !=
(RX_FIRST_DESC | RX_LAST_DESC)) {
if (net_ratelimit())
- printk(KERN_ERR
- "%s: Rx pkt on multiple desc\n",
- dev->name);
+ netdev_err(dev,
+ "Rx pkt on multiple desc\n");
}
if (cmd_sts & RX_ERROR)
stats->rx_errors++;
@@ -871,7 +872,7 @@ static void handle_link_event(struct pxa168_eth_private *pep)
port_status = rdl(pep, PORT_STATUS);
if (!(port_status & LINK_UP)) {
if (netif_carrier_ok(dev)) {
- printk(KERN_INFO "%s: link down\n", dev->name);
+ netdev_info(dev, "link down\n");
netif_carrier_off(dev);
txq_reclaim(dev, 1);
}
@@ -884,9 +885,8 @@ static void handle_link_event(struct pxa168_eth_private *pep)

duplex = (port_status & FULL_DUPLEX) ? 1 : 0;
fc = (port_status & FLOW_CONTROL_ENABLED) ? 1 : 0;
- printk(KERN_INFO "%s: link up, %d Mb/s, %s duplex, "
- "flow control %sabled\n", dev->name,
- speed, duplex ? "full" : "half", fc ? "en" : "dis");
+ netdev_info(dev, "link up, %d Mb/s, %s duplex, flow control %sabled\n",
+ speed, duplex ? "full" : "half", fc ? "en" : "dis");
if (!netif_carrier_ok(dev))
netif_carrier_on(dev);
}
@@ -1039,9 +1039,8 @@ static void rxq_deinit(struct net_device *dev)
}
}
if (pep->rx_desc_count)
- printk(KERN_ERR
- "Error in freeing Rx Ring. %d skb's still\n",
- pep->rx_desc_count);
+ netdev_err(dev, "Error in freeing Rx Ring. %d skb's still\n",
+ pep->rx_desc_count);
/* Free RX ring */
if (pep->p_rx_desc_area)
dma_free_coherent(pep->dev->dev.parent, pep->rx_desc_area_size,
@@ -1280,15 +1279,15 @@ static int pxa168_smi_read(struct mii_bus *bus, int phy_addr, int regnum)
int val;

if (smi_wait_ready(pep)) {
- printk(KERN_WARNING "pxa168_eth: SMI bus busy timeout\n");
+ netdev_warn(pep->dev, "pxa168_eth: SMI bus busy timeout\n");
return -ETIMEDOUT;
}
wrl(pep, SMI, (phy_addr << 16) | (regnum << 21) | SMI_OP_R);
/* now wait for the data to be valid */
for (i = 0; !((val = rdl(pep, SMI)) & SMI_R_VALID); i++) {
if (i == PHY_WAIT_ITERATIONS) {
- printk(KERN_WARNING
- "pxa168_eth: SMI bus read not valid\n");
+ netdev_warn(pep->dev,
+ "pxa168_eth: SMI bus read not valid\n");
return -ENODEV;
}
msleep(10);
@@ -1303,7 +1302,7 @@ static int pxa168_smi_write(struct mii_bus *bus, int phy_addr, int regnum,
struct pxa168_eth_private *pep = bus->priv;

if (smi_wait_ready(pep)) {
- printk(KERN_WARNING "pxa168_eth: SMI bus busy timeout\n");
+ netdev_warn(pep->dev, "pxa168_eth: SMI bus busy timeout\n");
return -ETIMEDOUT;
}

@@ -1311,7 +1310,7 @@ static int pxa168_smi_write(struct mii_bus *bus, int phy_addr, int regnum,
SMI_OP_W | (value & 0xffff));

if (smi_wait_ready(pep)) {
- printk(KERN_ERR "pxa168_eth: SMI bus busy timeout\n");
+ netdev_err(pep->dev, "pxa168_eth: SMI bus busy timeout\n");
return -ETIMEDOUT;
}

@@ -1425,23 +1424,23 @@ static void pxa168_get_drvinfo(struct net_device *dev,
}

static const struct ethtool_ops pxa168_ethtool_ops = {
- .get_settings = pxa168_get_settings,
- .set_settings = pxa168_set_settings,
- .get_drvinfo = pxa168_get_drvinfo,
- .get_link = ethtool_op_get_link,
- .get_ts_info = ethtool_op_get_ts_info,
+ .get_settings = pxa168_get_settings,
+ .set_settings = pxa168_set_settings,
+ .get_drvinfo = pxa168_get_drvinfo,
+ .get_link = ethtool_op_get_link,
+ .get_ts_info = ethtool_op_get_ts_info,
};

static const struct net_device_ops pxa168_eth_netdev_ops = {
- .ndo_open = pxa168_eth_open,
- .ndo_stop = pxa168_eth_stop,
- .ndo_start_xmit = pxa168_eth_start_xmit,
- .ndo_set_rx_mode = pxa168_eth_set_rx_mode,
- .ndo_set_mac_address = pxa168_eth_set_mac_address,
- .ndo_validate_addr = eth_validate_addr,
- .ndo_do_ioctl = pxa168_eth_do_ioctl,
- .ndo_change_mtu = pxa168_eth_change_mtu,
- .ndo_tx_timeout = pxa168_eth_tx_timeout,
+ .ndo_open = pxa168_eth_open,
+ .ndo_stop = pxa168_eth_stop,
+ .ndo_start_xmit = pxa168_eth_start_xmit,
+ .ndo_set_rx_mode = pxa168_eth_set_rx_mode,
+ .ndo_set_mac_address = pxa168_eth_set_mac_address,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_do_ioctl = pxa168_eth_do_ioctl,
+ .ndo_change_mtu = pxa168_eth_change_mtu,
+ .ndo_tx_timeout = pxa168_eth_tx_timeout,
};

static int pxa168_eth_probe(struct platform_device *pdev)
@@ -1456,8 +1455,7 @@ static int pxa168_eth_probe(struct platform_device *pdev)

clk = clk_get(&pdev->dev, "MFUCLK");
if (IS_ERR(clk)) {
- printk(KERN_ERR "%s: Fast Ethernet failed to get clock\n",
- DRIVER_NAME);
+ dev_err(&pdev->dev, "Fast Ethernet failed to get clock\n");
return -ENODEV;
}
clk_enable(clk);
@@ -1492,7 +1490,7 @@ static int pxa168_eth_probe(struct platform_device *pdev)

INIT_WORK(&pep->tx_timeout_task, pxa168_eth_tx_timeout_task);

- printk(KERN_INFO "%s:Using random mac address\n", DRIVER_NAME);
+ dev_info(&pdev->dev, "Using random mac address\n");
eth_hw_addr_random(dev);

pep->pd = dev_get_platdata(&pdev->dev);
--
1.9.1