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sparc: Convert all SBUS drivers to dma_*() interfaces. 

And all the SBUS dma interfaces are deleted.

A private implementation remains inside of the 32-bit sparc port which
exists only for the sake of the implementation of dma_*().

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2008-08-27 18:09:11 -07:00
parent 944c67dff7
commit 738f2b7b81
14 changed files with 206 additions and 310 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
arch/sparc/include/asm/sbus_32.h
View File

@ -109,26 +109,9 @@ extern void sbus_set_sbus64(struct sbus_dev *, int);
extern void sbus_fill_device_irq(struct sbus_dev *);
/* These yield IOMMU mappings in consistent mode. */
extern void *sbus_alloc_consistent(struct device *, long, u32 *dma_addrp);
extern void sbus_free_consistent(struct device *, long, void *, u32);
void prom_adjust_ranges(struct linux_prom_ranges *, int,
struct linux_prom_ranges *, int);
#define SBUS_DMA_BIDIRECTIONAL DMA_BIDIRECTIONAL
#define SBUS_DMA_TODEVICE DMA_TO_DEVICE
#define SBUS_DMA_FROMDEVICE DMA_FROM_DEVICE
#define SBUS_DMA_NONE DMA_NONE
/* All the rest use streaming mode mappings. */
extern dma_addr_t sbus_map_single(struct device *, void *, size_t, int);
extern void sbus_unmap_single(struct device *, dma_addr_t, size_t, int);
extern int sbus_map_sg(struct device *, struct scatterlist *, int, int);
extern void sbus_unmap_sg(struct device *, struct scatterlist *, int, int);
/* Finally, allow explicit synchronization of streamable mappings. */
extern void sbus_dma_sync_single_for_cpu(struct device *, dma_addr_t, size_t, int);
extern void sbus_dma_sync_single_for_device(struct device *, dma_addr_t, size_t, int);
/* Eric Brower (ebrower@usa.net)
* Translate SBus interrupt levels to ino values--
* this is used when converting sbus "interrupts" OBP

63
arch/sparc/include/asm/sbus_64.h
View File

@ -100,69 +100,6 @@ extern struct sbus_bus *sbus_root;
extern void sbus_set_sbus64(struct sbus_dev *, int);
extern void sbus_fill_device_irq(struct sbus_dev *);
static inline void *sbus_alloc_consistent(struct device *dev , size_t size,
dma_addr_t *dma_handle)
{
return dma_alloc_coherent(dev, size, dma_handle, GFP_ATOMIC);
}
static inline void sbus_free_consistent(struct device *dev, size_t size,
void *vaddr, dma_addr_t dma_handle)
{
return dma_free_coherent(dev, size, vaddr, dma_handle);
}
#define SBUS_DMA_BIDIRECTIONAL DMA_BIDIRECTIONAL
#define SBUS_DMA_TODEVICE DMA_TO_DEVICE
#define SBUS_DMA_FROMDEVICE DMA_FROM_DEVICE
#define SBUS_DMA_NONE DMA_NONE
/* All the rest use streaming mode mappings. */
static inline dma_addr_t sbus_map_single(struct device *dev, void *ptr,
size_t size, int direction)
{
return dma_map_single(dev, ptr, size,
(enum dma_data_direction) direction);
}
static inline void sbus_unmap_single(struct device *dev,
dma_addr_t dma_addr, size_t size,
int direction)
{
dma_unmap_single(dev, dma_addr, size,
(enum dma_data_direction) direction);
}
static inline int sbus_map_sg(struct device *dev, struct scatterlist *sg,
int nents, int direction)
{
return dma_map_sg(dev, sg, nents,
(enum dma_data_direction) direction);
}
static inline void sbus_unmap_sg(struct device *dev, struct scatterlist *sg,
int nents, int direction)
{
dma_unmap_sg(dev, sg, nents,
(enum dma_data_direction) direction);
}
/* Finally, allow explicit synchronization of streamable mappings. */
static inline void sbus_dma_sync_single_for_cpu(struct device *dev,
dma_addr_t dma_handle,
size_t size, int direction)
{
dma_sync_single_for_cpu(dev, dma_handle, size,
(enum dma_data_direction) direction);
}
static inline void sbus_dma_sync_single_for_device(struct device *dev,
dma_addr_t dma_handle,
size_t size, int direction)
{
/* No flushing needed to sync cpu writes to the device. */
}
extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *);
extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *);
extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *);

8
arch/sparc/kernel/sparc_ksyms.c
View File

@ -155,14 +155,6 @@ EXPORT_SYMBOL(BTFIXUP_CALL(pgprot_noncached));
#ifdef CONFIG_SBUS
EXPORT_SYMBOL(sbus_root);
EXPORT_SYMBOL(sbus_set_sbus64);
EXPORT_SYMBOL(sbus_alloc_consistent);
EXPORT_SYMBOL(sbus_free_consistent);
EXPORT_SYMBOL(sbus_map_single);
EXPORT_SYMBOL(sbus_unmap_single);
EXPORT_SYMBOL(sbus_map_sg);
EXPORT_SYMBOL(sbus_unmap_sg);
EXPORT_SYMBOL(sbus_dma_sync_single_for_cpu);
EXPORT_SYMBOL(sbus_dma_sync_single_for_device);
EXPORT_SYMBOL(sbus_iounmap);
EXPORT_SYMBOL(sbus_ioremap);
#endif

8
arch/sparc64/kernel/sparc64_ksyms.c
View File

@ -162,14 +162,6 @@ EXPORT_SYMBOL(auxio_set_lte);
#ifdef CONFIG_SBUS
EXPORT_SYMBOL(sbus_root);
EXPORT_SYMBOL(sbus_set_sbus64);
EXPORT_SYMBOL(sbus_alloc_consistent);
EXPORT_SYMBOL(sbus_free_consistent);
EXPORT_SYMBOL(sbus_map_single);
EXPORT_SYMBOL(sbus_unmap_single);
EXPORT_SYMBOL(sbus_map_sg);
EXPORT_SYMBOL(sbus_unmap_sg);
EXPORT_SYMBOL(sbus_dma_sync_single_for_cpu);
EXPORT_SYMBOL(sbus_dma_sync_single_for_device);
#endif
EXPORT_SYMBOL(outsb);
EXPORT_SYMBOL(outsw);

14
drivers/atm/fore200e.c
View File

@ -680,7 +680,7 @@ fore200e_sba_dma_map(struct fore200e* fore200e, void* virt_addr, int size, int d
{
struct sbus_dev *sdev = fore200e->bus_dev;
struct device *dev = &sdev->ofdev.dev;
u32 dma_addr = sbus_map_single(dev, virt_addr, size, direction);
u32 dma_addr = dma_map_single(dev, virt_addr, size, direction);
DPRINTK(3, "SBUS DVMA mapping: virt_addr = 0x%p, size = %d, direction = %d --> dma_addr = 0x%08x\n",
virt_addr, size, direction, dma_addr);
@ -698,7 +698,7 @@ fore200e_sba_dma_unmap(struct fore200e* fore200e, u32 dma_addr, int size, int di
DPRINTK(3, "SBUS DVMA unmapping: dma_addr = 0x%08x, size = %d, direction = %d,\n",
dma_addr, size, direction);
sbus_unmap_single(dev, dma_addr, size, direction);
dma_unmap_single(dev, dma_addr, size, direction);
}
@ -710,7 +710,7 @@ fore200e_sba_dma_sync_for_cpu(struct fore200e* fore200e, u32 dma_addr, int size,
DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction);
sbus_dma_sync_single_for_cpu(dev, dma_addr, size, direction);
dma_sync_single_for_cpu(dev, dma_addr, size, direction);
}
static void
@ -721,7 +721,7 @@ fore200e_sba_dma_sync_for_device(struct fore200e* fore200e, u32 dma_addr, int si
DPRINTK(3, "SBUS DVMA sync: dma_addr = 0x%08x, size = %d, direction = %d\n", dma_addr, size, direction);
sbus_dma_sync_single_for_device(dev, dma_addr, size, direction);
dma_sync_single_for_device(dev, dma_addr, size, direction);
}
@ -738,8 +738,8 @@ fore200e_sba_dma_chunk_alloc(struct fore200e* fore200e, struct chunk* chunk,
chunk->alloc_size = chunk->align_size = size * nbr;
/* returned chunks are page-aligned */
chunk->alloc_addr = sbus_alloc_consistent(dev, chunk->alloc_size,
&chunk->dma_addr);
chunk->alloc_addr = dma_alloc_coherent(dev, chunk->alloc_size,
&chunk->dma_addr, GFP_ATOMIC);
if ((chunk->alloc_addr == NULL) || (chunk->dma_addr == 0))
return -ENOMEM;
@ -758,7 +758,7 @@ fore200e_sba_dma_chunk_free(struct fore200e* fore200e, struct chunk* chunk)
struct sbus_dev *sdev = (struct sbus_dev *) fore200e->bus_dev;
struct device *dev = &sdev->ofdev.dev;
sbus_free_consistent(dev, chunk->alloc_size,
dma_free_coherent(dev, chunk->alloc_size,
chunk->alloc_addr, chunk->dma_addr);
}

41
drivers/net/myri_sbus.c
View File

@ -22,6 +22,7 @@ static char version[] =
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/bitops.h>
#include <linux/dma-mapping.h>
#include <net/dst.h>
#include <net/arp.h>
@ -243,8 +244,8 @@ static void myri_clean_rings(struct myri_eth *mp)
u32 dma_addr;
dma_addr = sbus_readl(&rxd->myri_scatters[0].addr);
sbus_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
RX_ALLOC_SIZE, SBUS_DMA_FROMDEVICE);
dma_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
RX_ALLOC_SIZE, DMA_FROM_DEVICE);
dev_kfree_skb(mp->rx_skbs[i]);
mp->rx_skbs[i] = NULL;
}
@ -260,9 +261,9 @@ static void myri_clean_rings(struct myri_eth *mp)
u32 dma_addr;
dma_addr = sbus_readl(&txd->myri_gathers[0].addr);
sbus_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
dma_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
(skb->len + 3) & ~3,
SBUS_DMA_TODEVICE);
DMA_TO_DEVICE);
dev_kfree_skb(mp->tx_skbs[i]);
mp->tx_skbs[i] = NULL;
}
@ -291,9 +292,9 @@ static void myri_init_rings(struct myri_eth *mp, int from_irq)
skb->dev = dev;
skb_put(skb, RX_ALLOC_SIZE);
dma_addr = sbus_map_single(&mp->myri_sdev->ofdev.dev,
dma_addr = dma_map_single(&mp->myri_sdev->ofdev.dev,
skb->data, RX_ALLOC_SIZE,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
sbus_writel(dma_addr, &rxd[i].myri_scatters[0].addr);
sbus_writel(RX_ALLOC_SIZE, &rxd[i].myri_scatters[0].len);
sbus_writel(i, &rxd[i].ctx);
@ -349,8 +350,8 @@ static void myri_tx(struct myri_eth *mp, struct net_device *dev)
DTX(("SKB[%d] ", entry));
dma_addr = sbus_readl(&sq->myri_txd[entry].myri_gathers[0].addr);
sbus_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
skb->len, SBUS_DMA_TODEVICE);
dma_unmap_single(&mp->myri_sdev->ofdev.dev, dma_addr,
skb->len, DMA_TO_DEVICE);
dev_kfree_skb(skb);
mp->tx_skbs[entry] = NULL;
dev->stats.tx_packets++;
@ -429,9 +430,9 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
/* Check for errors. */
DRX(("rxd[%d]: %p len[%d] csum[%08x] ", entry, rxd, len, csum));
sbus_dma_sync_single_for_cpu(&mp->myri_sdev->ofdev.dev,
dma_sync_single_for_cpu(&mp->myri_sdev->ofdev.dev,
sbus_readl(&rxd->myri_scatters[0].addr),
RX_ALLOC_SIZE, SBUS_DMA_FROMDEVICE);
RX_ALLOC_SIZE, DMA_FROM_DEVICE);
if (len < (ETH_HLEN + MYRI_PAD_LEN) || (skb->data[0] != MYRI_PAD_LEN)) {
DRX(("ERROR["));
dev->stats.rx_errors++;
@ -448,10 +449,10 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
drops++;
DRX(("DROP "));
dev->stats.rx_dropped++;
sbus_dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
sbus_readl(&rxd->myri_scatters[0].addr),
RX_ALLOC_SIZE,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
sbus_writel(RX_ALLOC_SIZE, &rxd->myri_scatters[0].len);
sbus_writel(index, &rxd->ctx);
sbus_writel(1, &rxd->num_sg);
@ -470,17 +471,17 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
DRX(("skb_alloc(FAILED) "));
goto drop_it;
}
sbus_unmap_single(&mp->myri_sdev->ofdev.dev,
dma_unmap_single(&mp->myri_sdev->ofdev.dev,
sbus_readl(&rxd->myri_scatters[0].addr),
RX_ALLOC_SIZE,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
mp->rx_skbs[index] = new_skb;
new_skb->dev = dev;
skb_put(new_skb, RX_ALLOC_SIZE);
dma_addr = sbus_map_single(&mp->myri_sdev->ofdev.dev,
dma_addr = dma_map_single(&mp->myri_sdev->ofdev.dev,
new_skb->data,
RX_ALLOC_SIZE,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
sbus_writel(dma_addr, &rxd->myri_scatters[0].addr);
sbus_writel(RX_ALLOC_SIZE, &rxd->myri_scatters[0].len);
sbus_writel(index, &rxd->ctx);
@ -506,10 +507,10 @@ static void myri_rx(struct myri_eth *mp, struct net_device *dev)
/* Reuse original ring buffer. */
DRX(("reuse "));
sbus_dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
dma_sync_single_for_device(&mp->myri_sdev->ofdev.dev,
sbus_readl(&rxd->myri_scatters[0].addr),
RX_ALLOC_SIZE,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
sbus_writel(RX_ALLOC_SIZE, &rxd->myri_scatters[0].len);
sbus_writel(index, &rxd->ctx);
sbus_writel(1, &rxd->num_sg);
@ -658,8 +659,8 @@ static int myri_start_xmit(struct sk_buff *skb, struct net_device *dev)
sbus_writew((skb->data[4] << 8) | skb->data[5], &txd->addr[3]);
}
dma_addr = sbus_map_single(&mp->myri_sdev->ofdev.dev, skb->data,
len, SBUS_DMA_TODEVICE);
dma_addr = dma_map_single(&mp->myri_sdev->ofdev.dev, skb->data,
len, DMA_TO_DEVICE);
sbus_writel(dma_addr, &txd->myri_gathers[0].addr);
sbus_writel(len, &txd->myri_gathers[0].len);
sbus_writel(1, &txd->num_sg);

38
drivers/net/sunbmac.c
View File

@ -23,6 +23,7 @@
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/bitops.h>
#include <linux/dma-mapping.h>
#include <asm/auxio.h>
#include <asm/byteorder.h>
@ -239,9 +240,10 @@ static void bigmac_init_rings(struct bigmac *bp, int from_irq)
skb_reserve(skb, 34);
bb->be_rxd[i].rx_addr =
sbus_map_single(&bp->bigmac_sdev->ofdev.dev, skb->data,
dma_map_single(&bp->bigmac_sdev->ofdev.dev,
skb->data,
RX_BUF_ALLOC_SIZE - 34,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
bb->be_rxd[i].rx_flags =
(RXD_OWN | ((RX_BUF_ALLOC_SIZE - 34) & RXD_LENGTH));
}
@ -776,9 +778,9 @@ static void bigmac_tx(struct bigmac *bp)
skb = bp->tx_skbs[elem];
bp->enet_stats.tx_packets++;
bp->enet_stats.tx_bytes += skb->len;
sbus_unmap_single(&bp->bigmac_sdev->ofdev.dev,
dma_unmap_single(&bp->bigmac_sdev->ofdev.dev,
this->tx_addr, skb->len,
SBUS_DMA_TODEVICE);
DMA_TO_DEVICE);
DTX(("skb(%p) ", skb));
bp->tx_skbs[elem] = NULL;
@ -831,19 +833,19 @@ static void bigmac_rx(struct bigmac *bp)
drops++;
goto drop_it;
}
sbus_unmap_single(&bp->bigmac_sdev->ofdev.dev,
dma_unmap_single(&bp->bigmac_sdev->ofdev.dev,
this->rx_addr,
RX_BUF_ALLOC_SIZE - 34,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
bp->rx_skbs[elem] = new_skb;
new_skb->dev = bp->dev;
skb_put(new_skb, ETH_FRAME_LEN);
skb_reserve(new_skb, 34);
this->rx_addr =
sbus_map_single(&bp->bigmac_sdev->ofdev.dev,
dma_map_single(&bp->bigmac_sdev->ofdev.dev,
new_skb->data,
RX_BUF_ALLOC_SIZE - 34,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
this->rx_flags =
(RXD_OWN | ((RX_BUF_ALLOC_SIZE - 34) & RXD_LENGTH));
@ -858,13 +860,13 @@ static void bigmac_rx(struct bigmac *bp)
}
skb_reserve(copy_skb, 2);
skb_put(copy_skb, len);
sbus_dma_sync_single_for_cpu(&bp->bigmac_sdev->ofdev.dev,
dma_sync_single_for_cpu(&bp->bigmac_sdev->ofdev.dev,
this->rx_addr, len,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
skb_copy_to_linear_data(copy_skb, (unsigned char *)skb->data, len);
sbus_dma_sync_single_for_device(&bp->bigmac_sdev->ofdev.dev,
dma_sync_single_for_device(&bp->bigmac_sdev->ofdev.dev,
this->rx_addr, len,
SBUS_DMA_FROMDEVICE);
DMA_FROM_DEVICE);
/* Reuse original ring buffer. */
this->rx_flags =
@ -960,8 +962,8 @@ static int bigmac_start_xmit(struct sk_buff *skb, struct net_device *dev)
u32 mapping;
len = skb->len;
mapping = sbus_map_single(&bp->bigmac_sdev->ofdev.dev, skb->data,
len, SBUS_DMA_TODEVICE);
mapping = dma_map_single(&bp->bigmac_sdev->ofdev.dev, skb->data,
len, DMA_TO_DEVICE);
/* Avoid a race... */
spin_lock_irq(&bp->lock);
@ -1185,9 +1187,9 @@ static int __devinit bigmac_ether_init(struct sbus_dev *qec_sdev)
bigmac_stop(bp);
/* Allocate transmit/receive descriptor DVMA block. */
bp->bmac_block = sbus_alloc_consistent(&bp->bigmac_sdev->ofdev.dev,
bp->bmac_block = dma_alloc_coherent(&bp->bigmac_sdev->ofdev.dev,
PAGE_SIZE,
&bp->bblock_dvma);
&bp->bblock_dvma, GFP_ATOMIC);
if (bp->bmac_block == NULL || bp->bblock_dvma == 0) {
printk(KERN_ERR "BIGMAC: Cannot allocate consistent DMA.\n");
goto fail_and_cleanup;
@ -1247,7 +1249,7 @@ fail_and_cleanup:
sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
if (bp->bmac_block)
sbus_free_consistent(&bp->bigmac_sdev->ofdev.dev,
dma_free_coherent(&bp->bigmac_sdev->ofdev.dev,
PAGE_SIZE,
bp->bmac_block,
bp->bblock_dvma);
@ -1282,7 +1284,7 @@ static int __devexit bigmac_sbus_remove(struct of_device *dev)
sbus_iounmap(bp->creg, CREG_REG_SIZE);
sbus_iounmap(bp->bregs, BMAC_REG_SIZE);
sbus_iounmap(bp->tregs, TCVR_REG_SIZE);
sbus_free_consistent(&bp->bigmac_sdev->ofdev.dev,
dma_free_coherent(&bp->bigmac_sdev->ofdev.dev,
PAGE_SIZE,
bp->bmac_block,
bp->bblock_dvma);

71
drivers/net/sunhme.c
View File

@ -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,
hp->happy_block = dma_alloc_coherent(hp->dma_dev,
PAGE_SIZE,
&hp->hblock_dvma);
&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);
@ -2860,8 +2843,8 @@ 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,
err_out_free_coherent:
dma_free_coherent(hp->dma_dev,
PAGE_SIZE,
hp->happy_block,
hp->hblock_dvma);
@ -3308,7 +3291,7 @@ 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,
dma_free_coherent(hp->dma_dev,
PAGE_SIZE,
hp->happy_block,
hp->hblock_dvma);

7
drivers/net/sunlance.c
View File

@ -91,6 +91,7 @@ static char lancestr[] = "LANCE";
#include <linux/skbuff.h>
#include <linux/ethtool.h>
#include <linux/bitops.h>
#include <linux/dma-mapping.h>
#include <asm/system.h>
#include <asm/io.h>
@ -1283,7 +1284,7 @@ static void lance_free_hwresources(struct lance_private *lp)
sbus_iounmap(lp->init_block_iomem,
sizeof(struct lance_init_block));
} else if (lp->init_block_mem) {
sbus_free_consistent(&lp->sdev->ofdev.dev,
dma_free_coherent(&lp->sdev->ofdev.dev,
sizeof(struct lance_init_block),
lp->init_block_mem,
lp->init_block_dvma);
@ -1384,9 +1385,9 @@ static int __devinit sparc_lance_probe_one(struct sbus_dev *sdev,
lp->tx = lance_tx_pio;
} else {
lp->init_block_mem =
sbus_alloc_consistent(&sdev->ofdev.dev,
dma_alloc_coherent(&sdev->ofdev.dev,
sizeof(struct lance_init_block),
&lp->init_block_dvma);
&lp->init_block_dvma, GFP_ATOMIC);
if (!lp->init_block_mem || lp->init_block_dvma == 0) {
printk(KERN_ERR "SunLance: Cannot allocate consistent DMA memory.\n");
goto fail;

17
drivers/net/sunqe.c
View File

@ -24,6 +24,7 @@
#include <linux/skbuff.h>
#include <linux/ethtool.h>
#include <linux/bitops.h>
#include <linux/dma-mapping.h>
#include <asm/system.h>
#include <asm/io.h>
@ -879,12 +880,12 @@ static int __devinit qec_ether_init(struct sbus_dev *sdev)
goto fail;
}
qe->qe_block = sbus_alloc_consistent(&qe->qe_sdev->ofdev.dev,
qe->qe_block = dma_alloc_coherent(&qe->qe_sdev->ofdev.dev,
PAGE_SIZE,
&qe->qblock_dvma);
qe->buffers = sbus_alloc_consistent(&qe->qe_sdev->ofdev.dev,
&qe->qblock_dvma, GFP_ATOMIC);
qe->buffers = dma_alloc_coherent(&qe->qe_sdev->ofdev.dev,
sizeof(struct sunqe_buffers),
&qe->buffers_dvma);
&qe->buffers_dvma, GFP_ATOMIC);
if (qe->qe_block == NULL || qe->qblock_dvma == 0 ||
qe->buffers == NULL || qe->buffers_dvma == 0)
goto fail;
@ -926,12 +927,12 @@ fail:
if (qe->mregs)
sbus_iounmap(qe->mregs, MREGS_REG_SIZE);
if (qe->qe_block)
sbus_free_consistent(&qe->qe_sdev->ofdev.dev,
dma_free_coherent(&qe->qe_sdev->ofdev.dev,
PAGE_SIZE,
qe->qe_block,
qe->qblock_dvma);
if (qe->buffers)
sbus_free_consistent(&qe->qe_sdev->ofdev.dev,
dma_free_coherent(&qe->qe_sdev->ofdev.dev,
sizeof(struct sunqe_buffers),
qe->buffers,
qe->buffers_dvma);
@ -957,11 +958,11 @@ static int __devexit qec_sbus_remove(struct of_device *dev)
sbus_iounmap(qp->qcregs, CREG_REG_SIZE);
sbus_iounmap(qp->mregs, MREGS_REG_SIZE);
sbus_free_consistent(&qp->qe_sdev->ofdev.dev,
dma_free_coherent(&qp->qe_sdev->ofdev.dev,
PAGE_SIZE,
qp->qe_block,
qp->qblock_dvma);
sbus_free_consistent(&qp->qe_sdev->ofdev.dev,
dma_free_coherent(&qp->qe_sdev->ofdev.dev,
sizeof(struct sunqe_buffers),
qp->buffers,
qp->buffers_dvma);

23
drivers/scsi/qlogicpti.c
View File

@ -25,6 +25,7 @@
#include <linux/interrupt.h>
#include <linux/module.h>
#include <linux/jiffies.h>
#include <linux/dma-mapping.h>
#include <asm/byteorder.h>
@ -788,21 +789,21 @@ static int __devinit qpti_map_queues(struct qlogicpti *qpti)
struct sbus_dev *sdev = qpti->sdev;
#define QSIZE(entries) (((entries) + 1) * QUEUE_ENTRY_LEN)
qpti->res_cpu = sbus_alloc_consistent(&sdev->ofdev.dev,
qpti->res_cpu = dma_alloc_coherent(&sdev->ofdev.dev,
QSIZE(RES_QUEUE_LEN),
&qpti->res_dvma);
&qpti->res_dvma, GFP_ATOMIC);
if (qpti->res_cpu == NULL ||
qpti->res_dvma == 0) {
printk("QPTI: Cannot map response queue.\n");
return -1;
}
qpti->req_cpu = sbus_alloc_consistent(&sdev->ofdev.dev,
qpti->req_cpu = dma_alloc_coherent(&sdev->ofdev.dev,
QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
&qpti->req_dvma);
&qpti->req_dvma, GFP_ATOMIC);
if (qpti->req_cpu == NULL ||
qpti->req_dvma == 0) {
sbus_free_consistent(&sdev->ofdev.dev, QSIZE(RES_QUEUE_LEN),
dma_free_coherent(&sdev->ofdev.dev, QSIZE(RES_QUEUE_LEN),
qpti->res_cpu, qpti->res_dvma);
printk("QPTI: Cannot map request queue.\n");
return -1;
@ -875,7 +876,7 @@ static inline int load_cmd(struct scsi_cmnd *Cmnd, struct Command_Entry *cmd,
int sg_count;
sg = scsi_sglist(Cmnd);
sg_count = sbus_map_sg(&qpti->sdev->ofdev.dev, sg,
sg_count = dma_map_sg(&qpti->sdev->ofdev.dev, sg,
scsi_sg_count(Cmnd),
Cmnd->sc_data_direction);
@ -1152,7 +1153,7 @@ static struct scsi_cmnd *qlogicpti_intr_handler(struct qlogicpti *qpti)
Cmnd->result = DID_ERROR << 16;
if (scsi_bufflen(Cmnd))
sbus_unmap_sg(&qpti->sdev->ofdev.dev,
dma_unmap_sg(&qpti->sdev->ofdev.dev,
scsi_sglist(Cmnd), scsi_sg_count(Cmnd),
Cmnd->sc_data_direction);
@ -1357,10 +1358,10 @@ static int __devinit qpti_sbus_probe(struct of_device *dev, const struct of_devi
fail_unmap_queues:
#define QSIZE(entries) (((entries) + 1) * QUEUE_ENTRY_LEN)
sbus_free_consistent(&qpti->sdev->ofdev.dev,
dma_free_coherent(&qpti->sdev->ofdev.dev,
QSIZE(RES_QUEUE_LEN),
qpti->res_cpu, qpti->res_dvma);
sbus_free_consistent(&qpti->sdev->ofdev.dev,
dma_free_coherent(&qpti->sdev->ofdev.dev,
QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
qpti->req_cpu, qpti->req_dvma);
#undef QSIZE
@ -1395,10 +1396,10 @@ static int __devexit qpti_sbus_remove(struct of_device *dev)
free_irq(qpti->irq, qpti);
#define QSIZE(entries) (((entries) + 1) * QUEUE_ENTRY_LEN)
sbus_free_consistent(&qpti->sdev->ofdev.dev,
dma_free_coherent(&qpti->sdev->ofdev.dev,
QSIZE(RES_QUEUE_LEN),
qpti->res_cpu, qpti->res_dvma);
sbus_free_consistent(&qpti->sdev->ofdev.dev,
dma_free_coherent(&qpti->sdev->ofdev.dev,
QSIZE(QLOGICPTI_REQ_QUEUE_LEN),
qpti->req_cpu, qpti->req_dvma);
#undef QSIZE

18
drivers/scsi/sun_esp.c
View File

@ -9,6 +9,7 @@
#include <linux/module.h>
#include <linux/mm.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
#include <asm/irq.h>
#include <asm/io.h>
@ -101,8 +102,9 @@ static int __devinit esp_sbus_map_command_block(struct esp *esp)
{
struct sbus_dev *sdev = esp->dev;
esp->command_block = sbus_alloc_consistent(&sdev->ofdev.dev, 16,
&esp->command_block_dma);
esp->command_block = dma_alloc_coherent(&sdev->ofdev.dev, 16,
&esp->command_block_dma,
GFP_ATOMIC);
if (!esp->command_block)
return -ENOMEM;
return 0;
@ -225,7 +227,7 @@ static dma_addr_t sbus_esp_map_single(struct esp *esp, void *buf,
{
struct sbus_dev *sdev = esp->dev;
return sbus_map_single(&sdev->ofdev.dev, buf, sz, dir);
return dma_map_single(&sdev->ofdev.dev, buf, sz, dir);
}
static int sbus_esp_map_sg(struct esp *esp, struct scatterlist *sg,
@ -233,7 +235,7 @@ static int sbus_esp_map_sg(struct esp *esp, struct scatterlist *sg,
{
struct sbus_dev *sdev = esp->dev;
return sbus_map_sg(&sdev->ofdev.dev, sg, num_sg, dir);
return dma_map_sg(&sdev->ofdev.dev, sg, num_sg, dir);
}
static void sbus_esp_unmap_single(struct esp *esp, dma_addr_t addr,
@ -241,7 +243,7 @@ static void sbus_esp_unmap_single(struct esp *esp, dma_addr_t addr,
{
struct sbus_dev *sdev = esp->dev;
sbus_unmap_single(&sdev->ofdev.dev, addr, sz, dir);
dma_unmap_single(&sdev->ofdev.dev, addr, sz, dir);
}
static void sbus_esp_unmap_sg(struct esp *esp, struct scatterlist *sg,
@ -249,7 +251,7 @@ static void sbus_esp_unmap_sg(struct esp *esp, struct scatterlist *sg,
{
struct sbus_dev *sdev = esp->dev;
sbus_unmap_sg(&sdev->ofdev.dev, sg, num_sg, dir);
dma_unmap_sg(&sdev->ofdev.dev, sg, num_sg, dir);
}
static int sbus_esp_irq_pending(struct esp *esp)
@ -558,7 +560,7 @@ static int __devinit esp_sbus_probe_one(struct device *dev,
fail_free_irq:
free_irq(host->irq, esp);
fail_unmap_command_block:
sbus_free_consistent(&esp_dev->ofdev.dev, 16,
dma_free_coherent(&esp_dev->ofdev.dev, 16,
esp->command_block,
esp->command_block_dma);
fail_unmap_regs:
@ -609,7 +611,7 @@ static int __devexit esp_sbus_remove(struct of_device *dev)
dma_write32(val & ~DMA_INT_ENAB, DMA_CSR);
free_irq(irq, esp);
sbus_free_consistent(&sdev->ofdev.dev, 16,
dma_free_coherent(&sdev->ofdev.dev, 16,
esp->command_block,
esp->command_block_dma);
sbus_iounmap(esp->regs, SBUS_ESP_REG_SIZE);

6
sound/core/memalloc.c
View File

@ -192,8 +192,8 @@ static void *snd_malloc_sbus_pages(struct device *dev, size_t size,
snd_assert(size > 0, return NULL);
snd_assert(dma_addr != NULL, return NULL);
pg = get_order(size);
res = sbus_alloc_consistent(&sdev->ofdev.dev, PAGE_SIZE * (1 << pg),
dma_addr);
res = dma_alloc_coherent(&sdev->ofdev.dev, PAGE_SIZE * (1 << pg),
dma_addr, GFP_ATOMIC);
if (res != NULL)
inc_snd_pages(pg);
return res;
@ -209,7 +209,7 @@ static void snd_free_sbus_pages(struct device *dev, size_t size,
return;
pg = get_order(size);
dec_snd_pages(pg);
sbus_free_consistent(&sdev->ofdev.dev, PAGE_SIZE * (1 << pg),
dma_free_coherent(&sdev->ofdev.dev, PAGE_SIZE * (1 << pg),
ptr, dma_addr);
}

23
sound/sparc/dbri.c
View File

@ -57,6 +57,7 @@
#include <linux/delay.h>
#include <linux/irq.h>
#include <linux/io.h>
#include <linux/dma-mapping.h>
#include <sound/core.h>
#include <sound/pcm.h>
@ -2093,12 +2094,12 @@ static int snd_dbri_hw_params(struct snd_pcm_substream *substream,
*/
if (info->dvma_buffer == 0) {
if (DBRI_STREAMNO(substream) == DBRI_PLAY)
direction = SBUS_DMA_TODEVICE;
direction = DMA_TO_DEVICE;
else
direction = SBUS_DMA_FROMDEVICE;
direction = DMA_FROM_DEVICE;
info->dvma_buffer =
sbus_map_single(&dbri->sdev->ofdev.dev,
dma_map_single(&dbri->sdev->ofdev.dev,
runtime->dma_area,
params_buffer_bytes(hw_params),
direction);
@ -2122,11 +2123,11 @@ static int snd_dbri_hw_free(struct snd_pcm_substream *substream)
*/
if (info->dvma_buffer) {
if (DBRI_STREAMNO(substream) == DBRI_PLAY)
direction = SBUS_DMA_TODEVICE;
direction = DMA_TO_DEVICE;
else
direction = SBUS_DMA_FROMDEVICE;
direction = DMA_FROM_DEVICE;
sbus_unmap_single(&dbri->sdev->ofdev.dev, info->dvma_buffer,
dma_unmap_single(&dbri->sdev->ofdev.dev, info->dvma_buffer,
substream->runtime->buffer_size, direction);
info->dvma_buffer = 0;
}
@ -2525,9 +2526,9 @@ static int __devinit snd_dbri_create(struct snd_card *card,
dbri->sdev = sdev;
dbri->irq = irq;
dbri->dma = sbus_alloc_consistent(&sdev->ofdev.dev,
dbri->dma = dma_alloc_coherent(&sdev->ofdev.dev,
sizeof(struct dbri_dma),
&dbri->dma_dvma);
&dbri->dma_dvma, GFP_ATOMIC);
memset((void *)dbri->dma, 0, sizeof(struct dbri_dma));
dprintk(D_GEN, "DMA Cmd Block 0x%p (0x%08x)\n",
@ -2539,7 +2540,7 @@ static int __devinit snd_dbri_create(struct snd_card *card,
dbri->regs_size, "DBRI Registers");
if (!dbri->regs) {
printk(KERN_ERR "DBRI: could not allocate registers\n");
sbus_free_consistent(&sdev->ofdev.dev, sizeof(struct dbri_dma),
dma_free_coherent(&sdev->ofdev.dev, sizeof(struct dbri_dma),
(void *)dbri->dma, dbri->dma_dvma);
return -EIO;
}
@ -2549,7 +2550,7 @@ static int __devinit snd_dbri_create(struct snd_card *card,
if (err) {
printk(KERN_ERR "DBRI: Can't get irq %d\n", dbri->irq);
sbus_iounmap(dbri->regs, dbri->regs_size);
sbus_free_consistent(&sdev->ofdev.dev, sizeof(struct dbri_dma),
dma_free_coherent(&sdev->ofdev.dev, sizeof(struct dbri_dma),
(void *)dbri->dma, dbri->dma_dvma);
return err;
}
@ -2577,7 +2578,7 @@ static void snd_dbri_free(struct snd_dbri *dbri)
sbus_iounmap(dbri->regs, dbri->regs_size);
if (dbri->dma)
sbus_free_consistent(&dbri->sdev->ofdev.dev,
dma_free_coherent(&dbri->sdev->ofdev.dev,
sizeof(struct dbri_dma),
(void *)dbri->dma, dbri->dma_dvma);
}