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path: root/drivers/net/sunhme.c
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Diffstat (limited to 'drivers/net/sunhme.c')
-rw-r--r--drivers/net/sunhme.c85
1 files changed, 34 insertions, 51 deletions
diff --git a/drivers/net/sunhme.c b/drivers/net/sunhme.c
index cd93fc5e826..69cc7719296 100644
--- a/drivers/net/sunhme.c
+++ b/drivers/net/sunhme.c
@@ -34,6 +34,7 @@
#include <linux/skbuff.h>
#include <linux/mm.h>
#include <linux/bitops.h>
+#include <linux/dma-mapping.h>
#include <asm/system.h>
#include <asm/io.h>
@@ -277,13 +278,13 @@ do { (__txd)->tx_addr = (__force hme32)(u32)(__addr); \
} while(0)
#define hme_read_desc32(__hp, __p) ((__force u32)(hme32)*(__p))
#define hme_dma_map(__hp, __ptr, __size, __dir) \
- sbus_map_single((__hp)->dma_dev, (__ptr), (__size), (__dir))
+ dma_map_single((__hp)->dma_dev, (__ptr), (__size), (__dir))
#define hme_dma_unmap(__hp, __addr, __size, __dir) \
- sbus_unmap_single((__hp)->dma_dev, (__addr), (__size), (__dir))
+ dma_unmap_single((__hp)->dma_dev, (__addr), (__size), (__dir))
#define hme_dma_sync_for_cpu(__hp, __addr, __size, __dir) \
- sbus_dma_sync_single_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir))
+ dma_dma_sync_single_for_cpu((__hp)->dma_dev, (__addr), (__size), (__dir))
#define hme_dma_sync_for_device(__hp, __addr, __size, __dir) \
- sbus_dma_sync_single_for_device((__hp)->dma_dev, (__addr), (__size), (__dir))
+ dma_dma_sync_single_for_device((__hp)->dma_dev, (__addr), (__size), (__dir))
#else
/* PCI only compilation */
#define hme_write32(__hp, __reg, __val) \
@@ -316,25 +317,6 @@ static inline u32 hme_read_desc32(struct happy_meal *hp, hme32 *p)
#endif
-#ifdef SBUS_DMA_BIDIRECTIONAL
-# define DMA_BIDIRECTIONAL SBUS_DMA_BIDIRECTIONAL
-#else
-# define DMA_BIDIRECTIONAL 0
-#endif
-
-#ifdef SBUS_DMA_FROMDEVICE
-# define DMA_FROMDEVICE SBUS_DMA_FROMDEVICE
-#else
-# define DMA_TODEVICE 1
-#endif
-
-#ifdef SBUS_DMA_TODEVICE
-# define DMA_TODEVICE SBUS_DMA_TODEVICE
-#else
-# define DMA_FROMDEVICE 2
-#endif
-
-
/* Oh yes, the MIF BitBang is mighty fun to program. BitBucket is more like it. */
static void BB_PUT_BIT(struct happy_meal *hp, void __iomem *tregs, int bit)
{
@@ -1224,7 +1206,7 @@ static void happy_meal_clean_rings(struct happy_meal *hp)
rxd = &hp->happy_block->happy_meal_rxd[i];
dma_addr = hme_read_desc32(hp, &rxd->rx_addr);
- hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE);
+ hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE);
dev_kfree_skb_any(skb);
hp->rx_skbs[i] = NULL;
}
@@ -1245,7 +1227,7 @@ static void happy_meal_clean_rings(struct happy_meal *hp)
hme_dma_unmap(hp, dma_addr,
(hme_read_desc32(hp, &txd->tx_flags)
& TXFLAG_SIZE),
- DMA_TODEVICE);
+ DMA_TO_DEVICE);
if (frag != skb_shinfo(skb)->nr_frags)
i++;
@@ -1287,7 +1269,7 @@ static void happy_meal_init_rings(struct happy_meal *hp)
skb_put(skb, (ETH_FRAME_LEN + RX_OFFSET + 4));
hme_write_rxd(hp, &hb->happy_meal_rxd[i],
(RXFLAG_OWN | ((RX_BUF_ALLOC_SIZE - RX_OFFSET) << 16)),
- hme_dma_map(hp, skb->data, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE));
+ hme_dma_map(hp, skb->data, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE));
skb_reserve(skb, RX_OFFSET);
}
@@ -1966,7 +1948,7 @@ static void happy_meal_tx(struct happy_meal *hp)
dma_len = hme_read_desc32(hp, &this->tx_flags);
dma_len &= TXFLAG_SIZE;
- hme_dma_unmap(hp, dma_addr, dma_len, DMA_TODEVICE);
+ hme_dma_unmap(hp, dma_addr, dma_len, DMA_TO_DEVICE);
elem = NEXT_TX(elem);
this = &txbase[elem];
@@ -2044,13 +2026,13 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev)
drops++;
goto drop_it;
}
- hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE);
+ hme_dma_unmap(hp, dma_addr, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE);
hp->rx_skbs[elem] = new_skb;
new_skb->dev = dev;
skb_put(new_skb, (ETH_FRAME_LEN + RX_OFFSET + 4));
hme_write_rxd(hp, this,
(RXFLAG_OWN|((RX_BUF_ALLOC_SIZE-RX_OFFSET)<<16)),
- hme_dma_map(hp, new_skb->data, RX_BUF_ALLOC_SIZE, DMA_FROMDEVICE));
+ hme_dma_map(hp, new_skb->data, RX_BUF_ALLOC_SIZE, DMA_FROM_DEVICE));
skb_reserve(new_skb, RX_OFFSET);
/* Trim the original skb for the netif. */
@@ -2065,9 +2047,9 @@ static void happy_meal_rx(struct happy_meal *hp, struct net_device *dev)
skb_reserve(copy_skb, 2);
skb_put(copy_skb, len);
- hme_dma_sync_for_cpu(hp, dma_addr, len, DMA_FROMDEVICE);
+ hme_dma_sync_for_cpu(hp, dma_addr, len, DMA_FROM_DEVICE);
skb_copy_from_linear_data(skb, copy_skb->data, len);
- hme_dma_sync_for_device(hp, dma_addr, len, DMA_FROMDEVICE);
+ hme_dma_sync_for_device(hp, dma_addr, len, DMA_FROM_DEVICE);
/* Reuse original ring buffer. */
hme_write_rxd(hp, this,
@@ -2300,7 +2282,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
u32 mapping, len;
len = skb->len;
- mapping = hme_dma_map(hp, skb->data, len, DMA_TODEVICE);
+ mapping = hme_dma_map(hp, skb->data, len, DMA_TO_DEVICE);
tx_flags |= (TXFLAG_SOP | TXFLAG_EOP);
hme_write_txd(hp, &hp->happy_block->happy_meal_txd[entry],
(tx_flags | (len & TXFLAG_SIZE)),
@@ -2314,7 +2296,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
* Otherwise we could race with the device.
*/
first_len = skb_headlen(skb);
- first_mapping = hme_dma_map(hp, skb->data, first_len, DMA_TODEVICE);
+ first_mapping = hme_dma_map(hp, skb->data, first_len, DMA_TO_DEVICE);
entry = NEXT_TX(entry);
for (frag = 0; frag < skb_shinfo(skb)->nr_frags; frag++) {
@@ -2325,7 +2307,7 @@ static int happy_meal_start_xmit(struct sk_buff *skb, struct net_device *dev)
mapping = hme_dma_map(hp,
((void *) page_address(this_frag->page) +
this_frag->page_offset),
- len, DMA_TODEVICE);
+ len, DMA_TO_DEVICE);
this_txflags = tx_flags;
if (frag == skb_shinfo(skb)->nr_frags - 1)
this_txflags |= TXFLAG_EOP;
@@ -2786,9 +2768,10 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
hp->happy_bursts = of_getintprop_default(sdev->bus->ofdev.node,
"burst-sizes", 0x00);
- hp->happy_block = sbus_alloc_consistent(hp->dma_dev,
- PAGE_SIZE,
- &hp->hblock_dvma);
+ hp->happy_block = dma_alloc_coherent(hp->dma_dev,
+ PAGE_SIZE,
+ &hp->hblock_dvma,
+ GFP_ATOMIC);
err = -ENOMEM;
if (!hp->happy_block) {
printk(KERN_ERR "happymeal: Cannot allocate descriptors.\n");
@@ -2824,12 +2807,12 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
hp->read_desc32 = sbus_hme_read_desc32;
hp->write_txd = sbus_hme_write_txd;
hp->write_rxd = sbus_hme_write_rxd;
- hp->dma_map = (u32 (*)(void *, void *, long, int))sbus_map_single;
- hp->dma_unmap = (void (*)(void *, u32, long, int))sbus_unmap_single;
+ hp->dma_map = (u32 (*)(void *, void *, long, int))dma_map_single;
+ hp->dma_unmap = (void (*)(void *, u32, long, int))dma_unmap_single;
hp->dma_sync_for_cpu = (void (*)(void *, u32, long, int))
- sbus_dma_sync_single_for_cpu;
+ dma_sync_single_for_cpu;
hp->dma_sync_for_device = (void (*)(void *, u32, long, int))
- sbus_dma_sync_single_for_device;
+ dma_sync_single_for_device;
hp->read32 = sbus_hme_read32;
hp->write32 = sbus_hme_write32;
#endif
@@ -2844,7 +2827,7 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
if (register_netdev(hp->dev)) {
printk(KERN_ERR "happymeal: Cannot register net device, "
"aborting.\n");
- goto err_out_free_consistent;
+ goto err_out_free_coherent;
}
dev_set_drvdata(&sdev->ofdev.dev, hp);
@@ -2860,11 +2843,11 @@ static int __devinit happy_meal_sbus_probe_one(struct sbus_dev *sdev, int is_qfe
return 0;
-err_out_free_consistent:
- sbus_free_consistent(hp->dma_dev,
- PAGE_SIZE,
- hp->happy_block,
- hp->hblock_dvma);
+err_out_free_coherent:
+ dma_free_coherent(hp->dma_dev,
+ PAGE_SIZE,
+ hp->happy_block,
+ hp->hblock_dvma);
err_out_iounmap:
if (hp->gregs)
@@ -3308,10 +3291,10 @@ static int __devexit hme_sbus_remove(struct of_device *dev)
sbus_iounmap(hp->erxregs, ERX_REG_SIZE);
sbus_iounmap(hp->bigmacregs, BMAC_REG_SIZE);
sbus_iounmap(hp->tcvregs, TCVR_REG_SIZE);
- sbus_free_consistent(hp->dma_dev,
- PAGE_SIZE,
- hp->happy_block,
- hp->hblock_dvma);
+ dma_free_coherent(hp->dma_dev,
+ PAGE_SIZE,
+ hp->happy_block,
+ hp->hblock_dvma);
free_netdev(net_dev);
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-27 15:59:27 +0000