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authorJamie Iles <jamie@jamieiles.com>2011-03-08 15:27:08 -0500
committerJamie Iles <jamie@jamieiles.com>2011-11-22 10:21:17 -0500
commitc220f8cd01198552a616c4216f2a8e719fdb5fd9 (patch)
tree09cf9a9d45418a949007f51005798019333a2e19 /drivers/net/ethernet/cadence/macb.c
parent84e0cdb0a262483a3618091c43dae33d36226430 (diff)
macb: convert printk to netdev_ and friends
macb is already using the dev_dbg() and friends helpers so use netdev_() along with a pr_fmt() definition to make the printing a little cleaner. Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> Signed-off-by: Jamie Iles <jamie@jamieiles.com> Acked-by: David S. Miller <davem@davemloft.net> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Tested-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'drivers/net/ethernet/cadence/macb.c')
-rw-r--r--drivers/net/ethernet/cadence/macb.c120
1 files changed, 56 insertions, 64 deletions
diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
index d97d9ce986f8..aa1d597091a8 100644
--- a/drivers/net/ethernet/cadence/macb.c
+++ b/drivers/net/ethernet/cadence/macb.c
@@ -8,6 +8,7 @@
8 * published by the Free Software Foundation. 8 * published by the Free Software Foundation.
9 */ 9 */
10 10
11#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
11#include <linux/clk.h> 12#include <linux/clk.h>
12#include <linux/module.h> 13#include <linux/module.h>
13#include <linux/moduleparam.h> 14#include <linux/moduleparam.h>
@@ -82,7 +83,7 @@ static void __init macb_get_hwaddr(struct macb *bp)
82 if (is_valid_ether_addr(addr)) { 83 if (is_valid_ether_addr(addr)) {
83 memcpy(bp->dev->dev_addr, addr, sizeof(addr)); 84 memcpy(bp->dev->dev_addr, addr, sizeof(addr));
84 } else { 85 } else {
85 dev_info(&bp->pdev->dev, "invalid hw address, using random\n"); 86 netdev_info(bp->dev, "invalid hw address, using random\n");
86 random_ether_addr(bp->dev->dev_addr); 87 random_ether_addr(bp->dev->dev_addr);
87 } 88 }
88} 89}
@@ -176,11 +177,12 @@ static void macb_handle_link_change(struct net_device *dev)
176 177
177 if (status_change) { 178 if (status_change) {
178 if (phydev->link) 179 if (phydev->link)
179 printk(KERN_INFO "%s: link up (%d/%s)\n", 180 netdev_info(dev, "link up (%d/%s)\n",
180 dev->name, phydev->speed, 181 phydev->speed,
181 DUPLEX_FULL == phydev->duplex ? "Full":"Half"); 182 phydev->duplex == DUPLEX_FULL ?
183 "Full" : "Half");
182 else 184 else
183 printk(KERN_INFO "%s: link down\n", dev->name); 185 netdev_info(dev, "link down\n");
184 } 186 }
185} 187}
186 188
@@ -194,7 +196,7 @@ static int macb_mii_probe(struct net_device *dev)
194 196
195 phydev = phy_find_first(bp->mii_bus); 197 phydev = phy_find_first(bp->mii_bus);
196 if (!phydev) { 198 if (!phydev) {
197 printk (KERN_ERR "%s: no PHY found\n", dev->name); 199 netdev_err(dev, "no PHY found\n");
198 return -1; 200 return -1;
199 } 201 }
200 202
@@ -207,7 +209,7 @@ static int macb_mii_probe(struct net_device *dev)
207 PHY_INTERFACE_MODE_RMII : 209 PHY_INTERFACE_MODE_RMII :
208 PHY_INTERFACE_MODE_MII); 210 PHY_INTERFACE_MODE_MII);
209 if (ret) { 211 if (ret) {
210 printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name); 212 netdev_err(dev, "Could not attach to PHY\n");
211 return ret; 213 return ret;
212 } 214 }
213 215
@@ -301,14 +303,13 @@ static void macb_tx(struct macb *bp)
301 status = macb_readl(bp, TSR); 303 status = macb_readl(bp, TSR);
302 macb_writel(bp, TSR, status); 304 macb_writel(bp, TSR, status);
303 305
304 dev_dbg(&bp->pdev->dev, "macb_tx status = %02lx\n", 306 netdev_dbg(bp->dev, "macb_tx status = %02lx\n", (unsigned long)status);
305 (unsigned long)status);
306 307
307 if (status & (MACB_BIT(UND) | MACB_BIT(TSR_RLE))) { 308 if (status & (MACB_BIT(UND) | MACB_BIT(TSR_RLE))) {
308 int i; 309 int i;
309 printk(KERN_ERR "%s: TX %s, resetting buffers\n", 310 netdev_err(bp->dev, "TX %s, resetting buffers\n",
310 bp->dev->name, status & MACB_BIT(UND) ? 311 status & MACB_BIT(UND) ?
311 "underrun" : "retry limit exceeded"); 312 "underrun" : "retry limit exceeded");
312 313
313 /* Transfer ongoing, disable transmitter, to avoid confusion */ 314 /* Transfer ongoing, disable transmitter, to avoid confusion */
314 if (status & MACB_BIT(TGO)) 315 if (status & MACB_BIT(TGO))
@@ -367,8 +368,8 @@ static void macb_tx(struct macb *bp)
367 if (!(bufstat & MACB_BIT(TX_USED))) 368 if (!(bufstat & MACB_BIT(TX_USED)))
368 break; 369 break;
369 370
370 dev_dbg(&bp->pdev->dev, "skb %u (data %p) TX complete\n", 371 netdev_dbg(bp->dev, "skb %u (data %p) TX complete\n",
371 tail, skb->data); 372 tail, skb->data);
372 dma_unmap_single(&bp->pdev->dev, rp->mapping, skb->len, 373 dma_unmap_single(&bp->pdev->dev, rp->mapping, skb->len,
373 DMA_TO_DEVICE); 374 DMA_TO_DEVICE);
374 bp->stats.tx_packets++; 375 bp->stats.tx_packets++;
@@ -393,8 +394,8 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag,
393 394
394 len = MACB_BFEXT(RX_FRMLEN, bp->rx_ring[last_frag].ctrl); 395 len = MACB_BFEXT(RX_FRMLEN, bp->rx_ring[last_frag].ctrl);
395 396
396 dev_dbg(&bp->pdev->dev, "macb_rx_frame frags %u - %u (len %u)\n", 397 netdev_dbg(bp->dev, "macb_rx_frame frags %u - %u (len %u)\n",
397 first_frag, last_frag, len); 398 first_frag, last_frag, len);
398 399
399 skb = dev_alloc_skb(len + RX_OFFSET); 400 skb = dev_alloc_skb(len + RX_OFFSET);
400 if (!skb) { 401 if (!skb) {
@@ -435,8 +436,8 @@ static int macb_rx_frame(struct macb *bp, unsigned int first_frag,
435 436
436 bp->stats.rx_packets++; 437 bp->stats.rx_packets++;
437 bp->stats.rx_bytes += len; 438 bp->stats.rx_bytes += len;
438 dev_dbg(&bp->pdev->dev, "received skb of length %u, csum: %08x\n", 439 netdev_dbg(bp->dev, "received skb of length %u, csum: %08x\n",
439 skb->len, skb->csum); 440 skb->len, skb->csum);
440 netif_receive_skb(skb); 441 netif_receive_skb(skb);
441 442
442 return 0; 443 return 0;
@@ -513,8 +514,8 @@ static int macb_poll(struct napi_struct *napi, int budget)
513 514
514 work_done = 0; 515 work_done = 0;
515 516
516 dev_dbg(&bp->pdev->dev, "poll: status = %08lx, budget = %d\n", 517 netdev_dbg(bp->dev, "poll: status = %08lx, budget = %d\n",
517 (unsigned long)status, budget); 518 (unsigned long)status, budget);
518 519
519 work_done = macb_rx(bp, budget); 520 work_done = macb_rx(bp, budget);
520 if (work_done < budget) { 521 if (work_done < budget) {
@@ -563,8 +564,7 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id)
563 macb_writel(bp, IDR, MACB_RX_INT_FLAGS); 564 macb_writel(bp, IDR, MACB_RX_INT_FLAGS);
564 565
565 if (napi_schedule_prep(&bp->napi)) { 566 if (napi_schedule_prep(&bp->napi)) {
566 dev_dbg(&bp->pdev->dev, 567 netdev_dbg(bp->dev, "scheduling RX softirq\n");
567 "scheduling RX softirq\n");
568 __napi_schedule(&bp->napi); 568 __napi_schedule(&bp->napi);
569 } 569 }
570 } 570 }
@@ -585,11 +585,11 @@ static irqreturn_t macb_interrupt(int irq, void *dev_id)
585 585
586 if (status & MACB_BIT(HRESP)) { 586 if (status & MACB_BIT(HRESP)) {
587 /* 587 /*
588 * TODO: Reset the hardware, and maybe move the printk 588 * TODO: Reset the hardware, and maybe move the
589 * to a lower-priority context as well (work queue?) 589 * netdev_err to a lower-priority context as well
590 * (work queue?)
590 */ 591 */
591 printk(KERN_ERR "%s: DMA bus error: HRESP not OK\n", 592 netdev_err(dev, "DMA bus error: HRESP not OK\n");
592 dev->name);
593 } 593 }
594 594
595 status = macb_readl(bp, ISR); 595 status = macb_readl(bp, ISR);
@@ -624,16 +624,12 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
624 unsigned long flags; 624 unsigned long flags;
625 625
626#ifdef DEBUG 626#ifdef DEBUG
627 int i; 627 netdev_dbg(bp->dev,
628 dev_dbg(&bp->pdev->dev, 628 "start_xmit: len %u head %p data %p tail %p end %p\n",
629 "start_xmit: len %u head %p data %p tail %p end %p\n", 629 skb->len, skb->head, skb->data,
630 skb->len, skb->head, skb->data, 630 skb_tail_pointer(skb), skb_end_pointer(skb));
631 skb_tail_pointer(skb), skb_end_pointer(skb)); 631 print_hex_dump(KERN_DEBUG, "data: ", DUMP_PREFIX_OFFSET, 16, 1,
632 dev_dbg(&bp->pdev->dev, 632 skb->data, 16, true);
633 "data:");
634 for (i = 0; i < 16; i++)
635 printk(" %02x", (unsigned int)skb->data[i]);
636 printk("\n");
637#endif 633#endif
638 634
639 len = skb->len; 635 len = skb->len;
@@ -643,21 +639,20 @@ static int macb_start_xmit(struct sk_buff *skb, struct net_device *dev)
643 if (TX_BUFFS_AVAIL(bp) < 1) { 639 if (TX_BUFFS_AVAIL(bp) < 1) {
644 netif_stop_queue(dev); 640 netif_stop_queue(dev);
645 spin_unlock_irqrestore(&bp->lock, flags); 641 spin_unlock_irqrestore(&bp->lock, flags);
646 dev_err(&bp->pdev->dev, 642 netdev_err(bp->dev, "BUG! Tx Ring full when queue awake!\n");
647 "BUG! Tx Ring full when queue awake!\n"); 643 netdev_dbg(bp->dev, "tx_head = %u, tx_tail = %u\n",
648 dev_dbg(&bp->pdev->dev, "tx_head = %u, tx_tail = %u\n", 644 bp->tx_head, bp->tx_tail);
649 bp->tx_head, bp->tx_tail);
650 return NETDEV_TX_BUSY; 645 return NETDEV_TX_BUSY;
651 } 646 }
652 647
653 entry = bp->tx_head; 648 entry = bp->tx_head;
654 dev_dbg(&bp->pdev->dev, "Allocated ring entry %u\n", entry); 649 netdev_dbg(bp->dev, "Allocated ring entry %u\n", entry);
655 mapping = dma_map_single(&bp->pdev->dev, skb->data, 650 mapping = dma_map_single(&bp->pdev->dev, skb->data,
656 len, DMA_TO_DEVICE); 651 len, DMA_TO_DEVICE);
657 bp->tx_skb[entry].skb = skb; 652 bp->tx_skb[entry].skb = skb;
658 bp->tx_skb[entry].mapping = mapping; 653 bp->tx_skb[entry].mapping = mapping;
659 dev_dbg(&bp->pdev->dev, "Mapped skb data %p to DMA addr %08lx\n", 654 netdev_dbg(bp->dev, "Mapped skb data %p to DMA addr %08lx\n",
660 skb->data, (unsigned long)mapping); 655 skb->data, (unsigned long)mapping);
661 656
662 ctrl = MACB_BF(TX_FRMLEN, len); 657 ctrl = MACB_BF(TX_FRMLEN, len);
663 ctrl |= MACB_BIT(TX_LAST); 658 ctrl |= MACB_BIT(TX_LAST);
@@ -721,27 +716,27 @@ static int macb_alloc_consistent(struct macb *bp)
721 &bp->rx_ring_dma, GFP_KERNEL); 716 &bp->rx_ring_dma, GFP_KERNEL);
722 if (!bp->rx_ring) 717 if (!bp->rx_ring)
723 goto out_err; 718 goto out_err;
724 dev_dbg(&bp->pdev->dev, 719 netdev_dbg(bp->dev,
725 "Allocated RX ring of %d bytes at %08lx (mapped %p)\n", 720 "Allocated RX ring of %d bytes at %08lx (mapped %p)\n",
726 size, (unsigned long)bp->rx_ring_dma, bp->rx_ring); 721 size, (unsigned long)bp->rx_ring_dma, bp->rx_ring);
727 722
728 size = TX_RING_BYTES; 723 size = TX_RING_BYTES;
729 bp->tx_ring = dma_alloc_coherent(&bp->pdev->dev, size, 724 bp->tx_ring = dma_alloc_coherent(&bp->pdev->dev, size,
730 &bp->tx_ring_dma, GFP_KERNEL); 725 &bp->tx_ring_dma, GFP_KERNEL);
731 if (!bp->tx_ring) 726 if (!bp->tx_ring)
732 goto out_err; 727 goto out_err;
733 dev_dbg(&bp->pdev->dev, 728 netdev_dbg(bp->dev,
734 "Allocated TX ring of %d bytes at %08lx (mapped %p)\n", 729 "Allocated TX ring of %d bytes at %08lx (mapped %p)\n",
735 size, (unsigned long)bp->tx_ring_dma, bp->tx_ring); 730 size, (unsigned long)bp->tx_ring_dma, bp->tx_ring);
736 731
737 size = RX_RING_SIZE * RX_BUFFER_SIZE; 732 size = RX_RING_SIZE * RX_BUFFER_SIZE;
738 bp->rx_buffers = dma_alloc_coherent(&bp->pdev->dev, size, 733 bp->rx_buffers = dma_alloc_coherent(&bp->pdev->dev, size,
739 &bp->rx_buffers_dma, GFP_KERNEL); 734 &bp->rx_buffers_dma, GFP_KERNEL);
740 if (!bp->rx_buffers) 735 if (!bp->rx_buffers)
741 goto out_err; 736 goto out_err;
742 dev_dbg(&bp->pdev->dev, 737 netdev_dbg(bp->dev,
743 "Allocated RX buffers of %d bytes at %08lx (mapped %p)\n", 738 "Allocated RX buffers of %d bytes at %08lx (mapped %p)\n",
744 size, (unsigned long)bp->rx_buffers_dma, bp->rx_buffers); 739 size, (unsigned long)bp->rx_buffers_dma, bp->rx_buffers);
745 740
746 return 0; 741 return 0;
747 742
@@ -952,7 +947,7 @@ static int macb_open(struct net_device *dev)
952 struct macb *bp = netdev_priv(dev); 947 struct macb *bp = netdev_priv(dev);
953 int err; 948 int err;
954 949
955 dev_dbg(&bp->pdev->dev, "open\n"); 950 netdev_dbg(bp->dev, "open\n");
956 951
957 /* if the phy is not yet register, retry later*/ 952 /* if the phy is not yet register, retry later*/
958 if (!bp->phy_dev) 953 if (!bp->phy_dev)
@@ -963,9 +958,8 @@ static int macb_open(struct net_device *dev)
963 958
964 err = macb_alloc_consistent(bp); 959 err = macb_alloc_consistent(bp);
965 if (err) { 960 if (err) {
966 printk(KERN_ERR 961 netdev_err(dev, "Unable to allocate DMA memory (error %d)\n",
967 "%s: Unable to allocate DMA memory (error %d)\n", 962 err);
968 dev->name, err);
969 return err; 963 return err;
970 } 964 }
971 965
@@ -1174,9 +1168,8 @@ static int __init macb_probe(struct platform_device *pdev)
1174 dev->irq = platform_get_irq(pdev, 0); 1168 dev->irq = platform_get_irq(pdev, 0);
1175 err = request_irq(dev->irq, macb_interrupt, 0, dev->name, dev); 1169 err = request_irq(dev->irq, macb_interrupt, 0, dev->name, dev);
1176 if (err) { 1170 if (err) {
1177 printk(KERN_ERR 1171 dev_err(&pdev->dev, "Unable to request IRQ %d (error %d)\n",
1178 "%s: Unable to request IRQ %d (error %d)\n", 1172 dev->irq, err);
1179 dev->name, dev->irq, err);
1180 goto err_out_iounmap; 1173 goto err_out_iounmap;
1181 } 1174 }
1182 1175
@@ -1228,13 +1221,12 @@ static int __init macb_probe(struct platform_device *pdev)
1228 1221
1229 platform_set_drvdata(pdev, dev); 1222 platform_set_drvdata(pdev, dev);
1230 1223
1231 printk(KERN_INFO "%s: Atmel MACB at 0x%08lx irq %d (%pM)\n", 1224 netdev_info(dev, "Atmel MACB at 0x%08lx irq %d (%pM)\n",
1232 dev->name, dev->base_addr, dev->irq, dev->dev_addr); 1225 dev->base_addr, dev->irq, dev->dev_addr);
1233 1226
1234 phydev = bp->phy_dev; 1227 phydev = bp->phy_dev;
1235 printk(KERN_INFO "%s: attached PHY driver [%s] " 1228 netdev_info(dev, "attached PHY driver [%s] (mii_bus:phy_addr=%s, irq=%d)\n",
1236 "(mii_bus:phy_addr=%s, irq=%d)\n", dev->name, 1229 phydev->drv->name, dev_name(&phydev->dev), phydev->irq);
1237 phydev->drv->name, dev_name(&phydev->dev), phydev->irq);
1238 1230
1239 return 0; 1231 return 0;
1240 1232