diff options
Diffstat (limited to 'drivers/staging/vme/bridges')
| -rw-r--r-- | drivers/staging/vme/bridges/vme_ca91cx42.c | 43 | ||||
| -rw-r--r-- | drivers/staging/vme/bridges/vme_tsi148.c | 26 |
2 files changed, 65 insertions, 4 deletions
diff --git a/drivers/staging/vme/bridges/vme_ca91cx42.c b/drivers/staging/vme/bridges/vme_ca91cx42.c index a400728..0e4feac 100644 --- a/drivers/staging/vme/bridges/vme_ca91cx42.c +++ b/drivers/staging/vme/bridges/vme_ca91cx42.c @@ -42,7 +42,7 @@ static void __exit ca91cx42_exit(void); /* Module parameters */ static int geoid; -static char driver_name[] = "vme_ca91cx42"; +static const char driver_name[] = "vme_ca91cx42"; static DEFINE_PCI_DEVICE_TABLE(ca91cx42_ids) = { { PCI_DEVICE(PCI_VENDOR_ID_TUNDRA, PCI_DEVICE_ID_TUNDRA_CA91C142) }, @@ -190,7 +190,7 @@ static irqreturn_t ca91cx42_irqhandler(int irq, void *ptr) serviced |= ca91cx42_VIRQ_irqhandler(ca91cx42_bridge, stat); /* Clear serviced interrupts */ - iowrite32(stat, bridge->base + LINT_STAT); + iowrite32(serviced, bridge->base + LINT_STAT); return IRQ_HANDLED; } @@ -256,6 +256,18 @@ static void ca91cx42_irq_exit(struct ca91cx42_driver *bridge, free_irq(pdev->irq, pdev); } +static int ca91cx42_iack_received(struct ca91cx42_driver *bridge, int level) +{ + u32 tmp; + + tmp = ioread32(bridge->base + LINT_STAT); + + if (tmp & (1 << level)) + return 0; + else + return 1; +} + /* * Set up an VME interrupt */ @@ -311,7 +323,8 @@ static int ca91cx42_irq_generate(struct vme_bridge *ca91cx42_bridge, int level, iowrite32(tmp, bridge->base + VINT_EN); /* Wait for IACK */ - wait_event_interruptible(bridge->iack_queue, 0); + wait_event_interruptible(bridge->iack_queue, + ca91cx42_iack_received(bridge, level)); /* Return interrupt to low state */ tmp = ioread32(bridge->base + VINT_EN); @@ -1487,6 +1500,28 @@ static int ca91cx42_slot_get(struct vme_bridge *ca91cx42_bridge) } +void *ca91cx42_alloc_consistent(struct device *parent, size_t size, + dma_addr_t *dma) +{ + struct pci_dev *pdev; + + /* Find pci_dev container of dev */ + pdev = container_of(parent, struct pci_dev, dev); + + return pci_alloc_consistent(pdev, size, dma); +} + +void ca91cx42_free_consistent(struct device *parent, size_t size, void *vaddr, + dma_addr_t dma) +{ + struct pci_dev *pdev; + + /* Find pci_dev container of dev */ + pdev = container_of(parent, struct pci_dev, dev); + + pci_free_consistent(pdev, size, vaddr, dma); +} + static int __init ca91cx42_init(void) { return pci_register_driver(&ca91cx42_driver); @@ -1756,6 +1791,8 @@ static int ca91cx42_probe(struct pci_dev *pdev, const struct pci_device_id *id) ca91cx42_bridge->lm_attach = ca91cx42_lm_attach; ca91cx42_bridge->lm_detach = ca91cx42_lm_detach; ca91cx42_bridge->slot_get = ca91cx42_slot_get; + ca91cx42_bridge->alloc_consistent = ca91cx42_alloc_consistent; + ca91cx42_bridge->free_consistent = ca91cx42_free_consistent; data = ioread32(ca91cx42_device->base + MISC_CTL); dev_info(&pdev->dev, "Board is%s the VME system controller\n", diff --git a/drivers/staging/vme/bridges/vme_tsi148.c b/drivers/staging/vme/bridges/vme_tsi148.c index 106aa9d..6c1167c 100644 --- a/drivers/staging/vme/bridges/vme_tsi148.c +++ b/drivers/staging/vme/bridges/vme_tsi148.c @@ -44,7 +44,7 @@ static void __exit tsi148_exit(void); static int err_chk; static int geoid; -static char driver_name[] = "vme_tsi148"; +static const char driver_name[] = "vme_tsi148"; static DEFINE_PCI_DEVICE_TABLE(tsi148_ids) = { { PCI_DEVICE(PCI_VENDOR_ID_TUNDRA, PCI_DEVICE_ID_TUNDRA_TSI148) }, @@ -2114,6 +2114,28 @@ static int tsi148_slot_get(struct vme_bridge *tsi148_bridge) return (int)slot; } +void *tsi148_alloc_consistent(struct device *parent, size_t size, + dma_addr_t *dma) +{ + struct pci_dev *pdev; + + /* Find pci_dev container of dev */ + pdev = container_of(parent, struct pci_dev, dev); + + return pci_alloc_consistent(pdev, size, dma); +} + +void tsi148_free_consistent(struct device *parent, size_t size, void *vaddr, + dma_addr_t dma) +{ + struct pci_dev *pdev; + + /* Find pci_dev container of dev */ + pdev = container_of(parent, struct pci_dev, dev); + + pci_free_consistent(pdev, size, vaddr, dma); +} + static int __init tsi148_init(void) { return pci_register_driver(&tsi148_driver); @@ -2443,6 +2465,8 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) tsi148_bridge->lm_attach = tsi148_lm_attach; tsi148_bridge->lm_detach = tsi148_lm_detach; tsi148_bridge->slot_get = tsi148_slot_get; + tsi148_bridge->alloc_consistent = tsi148_alloc_consistent; + tsi148_bridge->free_consistent = tsi148_free_consistent; data = ioread32be(tsi148_device->base + TSI148_LCSR_VSTAT); dev_info(&pdev->dev, "Board is%s the VME system controller\n", |