--- drivers/net/b44.c | 146 +++++++++++++++------------------ drivers/ssb/driver_chipcommon.c | 24 +++++ drivers/ssb/driver_chipcommon_pmu.c | 17 +-- drivers/ssb/main.c | 76 ----------------- include/linux/ssb/ssb.h | 159 ------------------------------------ 5 files changed, 104 insertions(+), 318 deletions(-) --- a/drivers/net/b44.c +++ b/drivers/net/b44.c @@ -135,7 +135,6 @@ static void b44_init_rings(struct b44 *) static void b44_init_hw(struct b44 *, int); -static int dma_desc_align_mask; static int dma_desc_sync_size; static int instance; @@ -150,9 +149,8 @@ static inline void b44_sync_dma_desc_for unsigned long offset, enum dma_data_direction dir) { - ssb_dma_sync_single_range_for_device(sdev, dma_base, - offset & dma_desc_align_mask, - dma_desc_sync_size, dir); + dma_sync_single_for_device(sdev->dma_dev, dma_base + offset, + dma_desc_sync_size, dir); } static inline void b44_sync_dma_desc_for_cpu(struct ssb_device *sdev, @@ -160,9 +158,8 @@ static inline void b44_sync_dma_desc_for unsigned long offset, enum dma_data_direction dir) { - ssb_dma_sync_single_range_for_cpu(sdev, dma_base, - offset & dma_desc_align_mask, - dma_desc_sync_size, dir); + dma_sync_single_for_cpu(sdev->dma_dev, dma_base + offset, + dma_desc_sync_size, dir); } static inline unsigned long br32(const struct b44 *bp, unsigned long reg) @@ -608,10 +605,10 @@ static void b44_tx(struct b44 *bp) BUG_ON(skb == NULL); - ssb_dma_unmap_single(bp->sdev, - rp->mapping, - skb->len, - DMA_TO_DEVICE); + dma_unmap_single(bp->sdev->dma_dev, + rp->mapping, + skb->len, + DMA_TO_DEVICE); rp->skb = NULL; dev_kfree_skb_irq(skb); } @@ -648,29 +645,29 @@ static int b44_alloc_rx_skb(struct b44 * if (skb == NULL) return -ENOMEM; - mapping = ssb_dma_map_single(bp->sdev, skb->data, - RX_PKT_BUF_SZ, - DMA_FROM_DEVICE); + mapping = dma_map_single(bp->sdev->dma_dev, skb->data, + RX_PKT_BUF_SZ, + DMA_FROM_DEVICE); /* Hardware bug work-around, the chip is unable to do PCI DMA to/from anything above 1GB :-( */ - if (ssb_dma_mapping_error(bp->sdev, mapping) || + if (dma_mapping_error(bp->sdev->dma_dev, mapping) || mapping + RX_PKT_BUF_SZ > DMA_BIT_MASK(30)) { /* Sigh... */ - if (!ssb_dma_mapping_error(bp->sdev, mapping)) - ssb_dma_unmap_single(bp->sdev, mapping, + if (!dma_mapping_error(bp->sdev->dma_dev, mapping)) + dma_unmap_single(bp->sdev->dma_dev, mapping, RX_PKT_BUF_SZ, DMA_FROM_DEVICE); dev_kfree_skb_any(skb); skb = __netdev_alloc_skb(bp->dev, RX_PKT_BUF_SZ, GFP_ATOMIC|GFP_DMA); if (skb == NULL) return -ENOMEM; - mapping = ssb_dma_map_single(bp->sdev, skb->data, - RX_PKT_BUF_SZ, - DMA_FROM_DEVICE); - if (ssb_dma_mapping_error(bp->sdev, mapping) || - mapping + RX_PKT_BUF_SZ > DMA_BIT_MASK(30)) { - if (!ssb_dma_mapping_error(bp->sdev, mapping)) - ssb_dma_unmap_single(bp->sdev, mapping, RX_PKT_BUF_SZ,DMA_FROM_DEVICE); + mapping = dma_map_single(bp->sdev->dma_dev, skb->data, + RX_PKT_BUF_SZ, + DMA_FROM_DEVICE); + if (dma_mapping_error(bp->sdev->dma_dev, mapping) || + mapping + RX_PKT_BUF_SZ > DMA_BIT_MASK(30)) { + if (!dma_mapping_error(bp->sdev->dma_dev, mapping)) + dma_unmap_single(bp->sdev->dma_dev, mapping, RX_PKT_BUF_SZ,DMA_FROM_DEVICE); dev_kfree_skb_any(skb); return -ENOMEM; } @@ -745,9 +742,9 @@ static void b44_recycle_rx(struct b44 *b dest_idx * sizeof(*dest_desc), DMA_BIDIRECTIONAL); - ssb_dma_sync_single_for_device(bp->sdev, dest_map->mapping, - RX_PKT_BUF_SZ, - DMA_FROM_DEVICE); + dma_sync_single_for_device(bp->sdev->dma_dev, dest_map->mapping, + RX_PKT_BUF_SZ, + DMA_FROM_DEVICE); } static int b44_rx(struct b44 *bp, int budget) @@ -767,9 +764,9 @@ static int b44_rx(struct b44 *bp, int bu struct rx_header *rh; u16 len; - ssb_dma_sync_single_for_cpu(bp->sdev, map, - RX_PKT_BUF_SZ, - DMA_FROM_DEVICE); + dma_sync_single_for_cpu(bp->sdev->dma_dev, map, + RX_PKT_BUF_SZ, + DMA_FROM_DEVICE); rh = (struct rx_header *) skb->data; len = le16_to_cpu(rh->len); if ((len > (RX_PKT_BUF_SZ - RX_PKT_OFFSET)) || @@ -801,8 +798,8 @@ static int b44_rx(struct b44 *bp, int bu skb_size = b44_alloc_rx_skb(bp, cons, bp->rx_prod); if (skb_size < 0) goto drop_it; - ssb_dma_unmap_single(bp->sdev, map, - skb_size, DMA_FROM_DEVICE); + dma_unmap_single(bp->sdev->dma_dev, map, + skb_size, DMA_FROM_DEVICE); /* Leave out rx_header */ skb_put(skb, len + RX_PKT_OFFSET); skb_pull(skb, RX_PKT_OFFSET); @@ -954,24 +951,24 @@ static netdev_tx_t b44_start_xmit(struct goto err_out; } - mapping = ssb_dma_map_single(bp->sdev, skb->data, len, DMA_TO_DEVICE); - if (ssb_dma_mapping_error(bp->sdev, mapping) || mapping + len > DMA_BIT_MASK(30)) { + mapping = dma_map_single(bp->sdev->dma_dev, skb->data, len, DMA_TO_DEVICE); + if (dma_mapping_error(bp->sdev->dma_dev, mapping) || mapping + len > DMA_BIT_MASK(30)) { struct sk_buff *bounce_skb; /* Chip can't handle DMA to/from >1GB, use bounce buffer */ - if (!ssb_dma_mapping_error(bp->sdev, mapping)) - ssb_dma_unmap_single(bp->sdev, mapping, len, + if (!dma_mapping_error(bp->sdev->dma_dev, mapping)) + dma_unmap_single(bp->sdev->dma_dev, mapping, len, DMA_TO_DEVICE); bounce_skb = __netdev_alloc_skb(dev, len, GFP_ATOMIC | GFP_DMA); if (!bounce_skb) goto err_out; - mapping = ssb_dma_map_single(bp->sdev, bounce_skb->data, - len, DMA_TO_DEVICE); - if (ssb_dma_mapping_error(bp->sdev, mapping) || mapping + len > DMA_BIT_MASK(30)) { - if (!ssb_dma_mapping_error(bp->sdev, mapping)) - ssb_dma_unmap_single(bp->sdev, mapping, + mapping = dma_map_single(bp->sdev->dma_dev, bounce_skb->data, + len, DMA_TO_DEVICE); + if (dma_mapping_error(bp->sdev->dma_dev, mapping) || mapping + len > DMA_BIT_MASK(30)) { + if (!dma_mapping_error(bp->sdev->dma_dev, mapping)) + dma_unmap_single(bp->sdev->dma_dev, mapping, len, DMA_TO_DEVICE); dev_kfree_skb_any(bounce_skb); goto err_out; @@ -1068,8 +1065,8 @@ static void b44_free_rings(struct b44 *b if (rp->skb == NULL) continue; - ssb_dma_unmap_single(bp->sdev, rp->mapping, RX_PKT_BUF_SZ, - DMA_FROM_DEVICE); + dma_unmap_single(bp->sdev->dma_dev, rp->mapping, RX_PKT_BUF_SZ, + DMA_FROM_DEVICE); dev_kfree_skb_any(rp->skb); rp->skb = NULL; } @@ -1080,8 +1077,8 @@ static void b44_free_rings(struct b44 *b if (rp->skb == NULL) continue; - ssb_dma_unmap_single(bp->sdev, rp->mapping, rp->skb->len, - DMA_TO_DEVICE); + dma_unmap_single(bp->sdev->dma_dev, rp->mapping, rp->skb->len, + DMA_TO_DEVICE); dev_kfree_skb_any(rp->skb); rp->skb = NULL; } @@ -1103,14 +1100,12 @@ static void b44_init_rings(struct b44 *b memset(bp->tx_ring, 0, B44_TX_RING_BYTES); if (bp->flags & B44_FLAG_RX_RING_HACK) - ssb_dma_sync_single_for_device(bp->sdev, bp->rx_ring_dma, - DMA_TABLE_BYTES, - DMA_BIDIRECTIONAL); + dma_sync_single_for_device(bp->sdev->dma_dev, bp->rx_ring_dma, + DMA_TABLE_BYTES, DMA_BIDIRECTIONAL); if (bp->flags & B44_FLAG_TX_RING_HACK) - ssb_dma_sync_single_for_device(bp->sdev, bp->tx_ring_dma, - DMA_TABLE_BYTES, - DMA_TO_DEVICE); + dma_sync_single_for_device(bp->sdev->dma_dev, bp->tx_ring_dma, + DMA_TABLE_BYTES, DMA_TO_DEVICE); for (i = 0; i < bp->rx_pending; i++) { if (b44_alloc_rx_skb(bp, -1, i) < 0) @@ -1130,27 +1125,23 @@ static void b44_free_consistent(struct b bp->tx_buffers = NULL; if (bp->rx_ring) { if (bp->flags & B44_FLAG_RX_RING_HACK) { - ssb_dma_unmap_single(bp->sdev, bp->rx_ring_dma, - DMA_TABLE_BYTES, - DMA_BIDIRECTIONAL); + dma_unmap_single(bp->sdev->dma_dev, bp->rx_ring_dma, + DMA_TABLE_BYTES, DMA_BIDIRECTIONAL); kfree(bp->rx_ring); } else - ssb_dma_free_consistent(bp->sdev, DMA_TABLE_BYTES, - bp->rx_ring, bp->rx_ring_dma, - GFP_KERNEL); + dma_free_coherent(bp->sdev->dma_dev, DMA_TABLE_BYTES, + bp->rx_ring, bp->rx_ring_dma); bp->rx_ring = NULL; bp->flags &= ~B44_FLAG_RX_RING_HACK; } if (bp->tx_ring) { if (bp->flags & B44_FLAG_TX_RING_HACK) { - ssb_dma_unmap_single(bp->sdev, bp->tx_ring_dma, - DMA_TABLE_BYTES, - DMA_TO_DEVICE); + dma_unmap_single(bp->sdev->dma_dev, bp->tx_ring_dma, + DMA_TABLE_BYTES, DMA_TO_DEVICE); kfree(bp->tx_ring); } else - ssb_dma_free_consistent(bp->sdev, DMA_TABLE_BYTES, - bp->tx_ring, bp->tx_ring_dma, - GFP_KERNEL); + dma_free_coherent(bp->sdev->dma_dev, DMA_TABLE_BYTES, + bp->tx_ring, bp->tx_ring_dma); bp->tx_ring = NULL; bp->flags &= ~B44_FLAG_TX_RING_HACK; } @@ -1175,7 +1166,8 @@ static int b44_alloc_consistent(struct b goto out_err; size = DMA_TABLE_BYTES; - bp->rx_ring = ssb_dma_alloc_consistent(bp->sdev, size, &bp->rx_ring_dma, gfp); + bp->rx_ring = dma_alloc_coherent(bp->sdev->dma_dev, size, + &bp->rx_ring_dma, gfp); if (!bp->rx_ring) { /* Allocation may have failed due to pci_alloc_consistent insisting on use of GFP_DMA, which is more restrictive @@ -1187,11 +1179,11 @@ static int b44_alloc_consistent(struct b if (!rx_ring) goto out_err; - rx_ring_dma = ssb_dma_map_single(bp->sdev, rx_ring, - DMA_TABLE_BYTES, - DMA_BIDIRECTIONAL); + rx_ring_dma = dma_map_single(bp->sdev->dma_dev, rx_ring, + DMA_TABLE_BYTES, + DMA_BIDIRECTIONAL); - if (ssb_dma_mapping_error(bp->sdev, rx_ring_dma) || + if (dma_mapping_error(bp->sdev->dma_dev, rx_ring_dma) || rx_ring_dma + size > DMA_BIT_MASK(30)) { kfree(rx_ring); goto out_err; @@ -1202,7 +1194,8 @@ static int b44_alloc_consistent(struct b bp->flags |= B44_FLAG_RX_RING_HACK; } - bp->tx_ring = ssb_dma_alloc_consistent(bp->sdev, size, &bp->tx_ring_dma, gfp); + bp->tx_ring = dma_alloc_coherent(bp->sdev->dma_dev, size, + &bp->tx_ring_dma, gfp); if (!bp->tx_ring) { /* Allocation may have failed due to ssb_dma_alloc_consistent insisting on use of GFP_DMA, which is more restrictive @@ -1214,11 +1207,11 @@ static int b44_alloc_consistent(struct b if (!tx_ring) goto out_err; - tx_ring_dma = ssb_dma_map_single(bp->sdev, tx_ring, - DMA_TABLE_BYTES, - DMA_TO_DEVICE); + tx_ring_dma = dma_map_single(bp->sdev->dma_dev, tx_ring, + DMA_TABLE_BYTES, + DMA_TO_DEVICE); - if (ssb_dma_mapping_error(bp->sdev, tx_ring_dma) || + if (dma_mapping_error(bp->sdev->dma_dev, tx_ring_dma) || tx_ring_dma + size > DMA_BIT_MASK(30)) { kfree(tx_ring); goto out_err; @@ -2174,12 +2167,14 @@ static int __devinit b44_init_one(struct "Failed to powerup the bus\n"); goto err_out_free_dev; } - err = ssb_dma_set_mask(sdev, DMA_BIT_MASK(30)); - if (err) { + + if (dma_set_mask(sdev->dma_dev, DMA_BIT_MASK(30)) || + dma_set_coherent_mask(sdev->dma_dev, DMA_BIT_MASK(30))) { dev_err(sdev->dev, "Required 30BIT DMA mask unsupported by the system\n"); goto err_out_powerdown; } + err = b44_get_invariants(bp); if (err) { dev_err(sdev->dev, @@ -2344,7 +2339,6 @@ static int __init b44_init(void) int err; /* Setup paramaters for syncing RX/TX DMA descriptors */ - dma_desc_align_mask = ~(dma_desc_align_size - 1); dma_desc_sync_size = max_t(unsigned int, dma_desc_align_size, sizeof(struct dma_desc)); err = b44_pci_init(); --- a/drivers/ssb/driver_chipcommon.c +++ b/drivers/ssb/driver_chipcommon.c @@ -209,6 +209,24 @@ static void chipco_powercontrol_init(str } } +/* http://bcm-v4.sipsolutions.net/802.11/PmuFastPwrupDelay */ +static u16 pmu_fast_powerup_delay(struct ssb_chipcommon *cc) +{ + struct ssb_bus *bus = cc->dev->bus; + + switch (bus->chip_id) { + case 0x4312: + case 0x4322: + case 0x4328: + return 7000; + case 0x4325: + /* TODO: */ + default: + return 15000; + } +} + +/* http://bcm-v4.sipsolutions.net/802.11/ClkctlFastPwrupDelay */ static void calc_fast_powerup_delay(struct ssb_chipcommon *cc) { struct ssb_bus *bus = cc->dev->bus; @@ -218,6 +236,12 @@ static void calc_fast_powerup_delay(stru if (bus->bustype != SSB_BUSTYPE_PCI) return; + + if (cc->capabilities & SSB_CHIPCO_CAP_PMU) { + cc->fast_pwrup_delay = pmu_fast_powerup_delay(cc); + return; + } + if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL)) return; --- a/drivers/ssb/driver_chipcommon_pmu.c +++ b/drivers/ssb/driver_chipcommon_pmu.c @@ -502,9 +502,9 @@ static void ssb_pmu_resources_init(struc chipco_write32(cc, SSB_CHIPCO_PMU_MAXRES_MSK, max_msk); } +/* http://bcm-v4.sipsolutions.net/802.11/SSB/PmuInit */ void ssb_pmu_init(struct ssb_chipcommon *cc) { - struct ssb_bus *bus = cc->dev->bus; u32 pmucap; if (!(cc->capabilities & SSB_CHIPCO_CAP_PMU)) @@ -516,15 +516,12 @@ void ssb_pmu_init(struct ssb_chipcommon ssb_dprintk(KERN_DEBUG PFX "Found rev %u PMU (capabilities 0x%08X)\n", cc->pmu.rev, pmucap); - if (cc->pmu.rev >= 1) { - if ((bus->chip_id == 0x4325) && (bus->chip_rev < 2)) { - chipco_mask32(cc, SSB_CHIPCO_PMU_CTL, - ~SSB_CHIPCO_PMU_CTL_NOILPONW); - } else { - chipco_set32(cc, SSB_CHIPCO_PMU_CTL, - SSB_CHIPCO_PMU_CTL_NOILPONW); - } - } + if (cc->pmu.rev == 1) + chipco_mask32(cc, SSB_CHIPCO_PMU_CTL, + ~SSB_CHIPCO_PMU_CTL_NOILPONW); + else + chipco_set32(cc, SSB_CHIPCO_PMU_CTL, + SSB_CHIPCO_PMU_CTL_NOILPONW); ssb_pmu_pll_init(cc); ssb_pmu_resources_init(cc); } --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -486,6 +486,7 @@ static int ssb_devices_register(struct s #ifdef CONFIG_SSB_PCIHOST sdev->irq = bus->host_pci->irq; dev->parent = &bus->host_pci->dev; + sdev->dma_dev = dev->parent; #endif break; case SSB_BUSTYPE_PCMCIA: @@ -501,6 +502,7 @@ static int ssb_devices_register(struct s break; case SSB_BUSTYPE_SSB: dev->dma_mask = &dev->coherent_dma_mask; + sdev->dma_dev = dev; break; } @@ -1226,80 +1228,6 @@ u32 ssb_dma_translation(struct ssb_devic } EXPORT_SYMBOL(ssb_dma_translation); -int ssb_dma_set_mask(struct ssb_device *dev, u64 mask) -{ -#ifdef CONFIG_SSB_PCIHOST - int err; -#endif - - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - err = pci_set_dma_mask(dev->bus->host_pci, mask); - if (err) - return err; - err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask); - return err; -#endif - case SSB_BUSTYPE_SSB: - return dma_set_mask(dev->dev, mask); - default: - __ssb_dma_not_implemented(dev); - } - return -ENOSYS; -} -EXPORT_SYMBOL(ssb_dma_set_mask); - -void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp_flags) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - if (gfp_flags & GFP_DMA) { - /* Workaround: The PCI API does not support passing - * a GFP flag. */ - return dma_alloc_coherent(&dev->bus->host_pci->dev, - size, dma_handle, gfp_flags); - } - return pci_alloc_consistent(dev->bus->host_pci, size, dma_handle); -#endif - case SSB_BUSTYPE_SSB: - return dma_alloc_coherent(dev->dev, size, dma_handle, gfp_flags); - default: - __ssb_dma_not_implemented(dev); - } - return NULL; -} -EXPORT_SYMBOL(ssb_dma_alloc_consistent); - -void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - gfp_t gfp_flags) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - if (gfp_flags & GFP_DMA) { - /* Workaround: The PCI API does not support passing - * a GFP flag. */ - dma_free_coherent(&dev->bus->host_pci->dev, - size, vaddr, dma_handle); - return; - } - pci_free_consistent(dev->bus->host_pci, size, - vaddr, dma_handle); - return; -#endif - case SSB_BUSTYPE_SSB: - dma_free_coherent(dev->dev, size, vaddr, dma_handle); - return; - default: - __ssb_dma_not_implemented(dev); - } -} -EXPORT_SYMBOL(ssb_dma_free_consistent); - int ssb_bus_may_powerdown(struct ssb_bus *bus) { struct ssb_chipcommon *cc; --- a/include/linux/ssb/ssb.h +++ b/include/linux/ssb/ssb.h @@ -167,7 +167,7 @@ struct ssb_device { * is an optimization. */ const struct ssb_bus_ops *ops; - struct device *dev; + struct device *dev, *dma_dev; struct ssb_bus *bus; struct ssb_device_id id; @@ -470,14 +470,6 @@ extern u32 ssb_dma_translation(struct ss #define SSB_DMA_TRANSLATION_MASK 0xC0000000 #define SSB_DMA_TRANSLATION_SHIFT 30 -extern int ssb_dma_set_mask(struct ssb_device *dev, u64 mask); - -extern void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, - dma_addr_t *dma_handle, gfp_t gfp_flags); -extern void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, - void *vaddr, dma_addr_t dma_handle, - gfp_t gfp_flags); - static inline void __cold __ssb_dma_not_implemented(struct ssb_device *dev) { #ifdef CONFIG_SSB_DEBUG @@ -486,155 +478,6 @@ static inline void __cold __ssb_dma_not_ #endif /* DEBUG */ } -static inline int ssb_dma_mapping_error(struct ssb_device *dev, dma_addr_t addr) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - return pci_dma_mapping_error(dev->bus->host_pci, addr); -#endif - break; - case SSB_BUSTYPE_SSB: - return dma_mapping_error(dev->dev, addr); - default: - break; - } - __ssb_dma_not_implemented(dev); - return -ENOSYS; -} - -static inline dma_addr_t ssb_dma_map_single(struct ssb_device *dev, void *p, - size_t size, enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - return pci_map_single(dev->bus->host_pci, p, size, dir); -#endif - break; - case SSB_BUSTYPE_SSB: - return dma_map_single(dev->dev, p, size, dir); - default: - break; - } - __ssb_dma_not_implemented(dev); - return 0; -} - -static inline void ssb_dma_unmap_single(struct ssb_device *dev, dma_addr_t dma_addr, - size_t size, enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - pci_unmap_single(dev->bus->host_pci, dma_addr, size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_unmap_single(dev->dev, dma_addr, size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_for_cpu(struct ssb_device *dev, - dma_addr_t dma_addr, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, - size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_for_cpu(dev->dev, dma_addr, size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_for_device(struct ssb_device *dev, - dma_addr_t dma_addr, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, - size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_for_device(dev->dev, dma_addr, size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_range_for_cpu(struct ssb_device *dev, - dma_addr_t dma_addr, - unsigned long offset, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - /* Just sync everything. That's all the PCI API can do. */ - pci_dma_sync_single_for_cpu(dev->bus->host_pci, dma_addr, - offset + size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_range_for_cpu(dev->dev, dma_addr, offset, - size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - -static inline void ssb_dma_sync_single_range_for_device(struct ssb_device *dev, - dma_addr_t dma_addr, - unsigned long offset, - size_t size, - enum dma_data_direction dir) -{ - switch (dev->bus->bustype) { - case SSB_BUSTYPE_PCI: -#ifdef CONFIG_SSB_PCIHOST - /* Just sync everything. That's all the PCI API can do. */ - pci_dma_sync_single_for_device(dev->bus->host_pci, dma_addr, - offset + size, dir); - return; -#endif - break; - case SSB_BUSTYPE_SSB: - dma_sync_single_range_for_device(dev->dev, dma_addr, offset, - size, dir); - return; - default: - break; - } - __ssb_dma_not_implemented(dev); -} - - #ifdef CONFIG_SSB_PCIHOST /* PCI-host wrapper driver */ extern int ssb_pcihost_register(struct pci_driver *driver);