diff options
Diffstat (limited to 'drivers/vme')
| -rw-r--r-- | drivers/vme/bridges/vme_tsi148.c | 11 | ||||
| -rw-r--r-- | drivers/vme/vme.c | 26 |
2 files changed, 29 insertions, 8 deletions
diff --git a/drivers/vme/bridges/vme_tsi148.c b/drivers/vme/bridges/vme_tsi148.c index e07cfa8001bb..895c2a31918d 100644 --- a/drivers/vme/bridges/vme_tsi148.c +++ b/drivers/vme/bridges/vme_tsi148.c @@ -587,11 +587,6 @@ static int tsi148_slave_set(struct vme_slave_resource *image, int enabled, granularity = 0x10000; addr |= TSI148_LCSR_ITAT_AS_A64; break; - case VME_CRCSR: - case VME_USER1: - case VME_USER2: - case VME_USER3: - case VME_USER4: default: dev_err(tsi148_bridge->parent, "Invalid address space\n"); return -EINVAL; @@ -2471,7 +2466,8 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) master_image->locked = 0; master_image->number = i; master_image->address_attr = VME_A16 | VME_A24 | VME_A32 | - VME_A64; + VME_A64 | VME_CRCSR | VME_USER1 | VME_USER2 | + VME_USER3 | VME_USER4; master_image->cycle_attr = VME_SCT | VME_BLT | VME_MBLT | VME_2eVME | VME_2eSST | VME_2eSSTB | VME_2eSST160 | VME_2eSST267 | VME_2eSST320 | VME_SUPER | VME_USER | @@ -2500,8 +2496,7 @@ static int tsi148_probe(struct pci_dev *pdev, const struct pci_device_id *id) slave_image->locked = 0; slave_image->number = i; slave_image->address_attr = VME_A16 | VME_A24 | VME_A32 | - VME_A64 | VME_CRCSR | VME_USER1 | VME_USER2 | - VME_USER3 | VME_USER4; + VME_A64; slave_image->cycle_attr = VME_SCT | VME_BLT | VME_MBLT | VME_2eVME | VME_2eSST | VME_2eSSTB | VME_2eSST160 | VME_2eSST267 | VME_2eSST320 | VME_SUPER | VME_USER | diff --git a/drivers/vme/vme.c b/drivers/vme/vme.c index d95fb848dd03..6bab2c4ed77c 100644 --- a/drivers/vme/vme.c +++ b/drivers/vme/vme.c @@ -609,6 +609,32 @@ unsigned int vme_master_rmw(struct vme_resource *resource, unsigned int mask, } EXPORT_SYMBOL(vme_master_rmw); +int vme_master_mmap(struct vme_resource *resource, struct vm_area_struct *vma) +{ + struct vme_master_resource *image; + phys_addr_t phys_addr; + unsigned long vma_size; + + if (resource->type != VME_MASTER) { + pr_err("Not a master resource\n"); + return -EINVAL; + } + + image = list_entry(resource->entry, struct vme_master_resource, list); + phys_addr = image->bus_resource.start + (vma->vm_pgoff << PAGE_SHIFT); + vma_size = vma->vm_end - vma->vm_start; + + if (phys_addr + vma_size > image->bus_resource.end + 1) { + pr_err("Map size cannot exceed the window size\n"); + return -EFAULT; + } + + vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); + + return vm_iomap_memory(vma, phys_addr, vma->vm_end - vma->vm_start); +} +EXPORT_SYMBOL(vme_master_mmap); + void vme_master_free(struct vme_resource *resource) { struct vme_master_resource *master_image; |