diff options
Diffstat (limited to 'drivers/pnp/resource.c')
| -rw-r--r-- | drivers/pnp/resource.c | 92 |
1 files changed, 54 insertions, 38 deletions
diff --git a/drivers/pnp/resource.c b/drivers/pnp/resource.c index 15995f9..f89945e 100644 --- a/drivers/pnp/resource.c +++ b/drivers/pnp/resource.c @@ -243,13 +243,15 @@ int pnp_check_port(struct pnp_dev *dev, int idx) { int i; struct pnp_dev *tdev; + struct resource *res, *tres; resource_size_t *port, *end, *tport, *tend; - port = &dev->res.port_resource[idx].start; - end = &dev->res.port_resource[idx].end; + res = &dev->res.port_resource[idx]; + port = &res->start; + end = &res->end; /* if the resource doesn't exist, don't complain about it */ - if (cannot_compare(dev->res.port_resource[idx].flags)) + if (cannot_compare(res->flags)) return 1; /* check if the resource is already in use, skip if the @@ -269,9 +271,10 @@ int pnp_check_port(struct pnp_dev *dev, int idx) /* check for internal conflicts */ for (i = 0; i < PNP_MAX_PORT && i != idx; i++) { - if (dev->res.port_resource[i].flags & IORESOURCE_IO) { - tport = &dev->res.port_resource[i].start; - tend = &dev->res.port_resource[i].end; + tres = &dev->res.port_resource[i]; + if (tres->flags & IORESOURCE_IO) { + tport = &tres->start; + tend = &tres->end; if (ranged_conflict(port, end, tport, tend)) return 0; } @@ -282,12 +285,12 @@ int pnp_check_port(struct pnp_dev *dev, int idx) if (tdev == dev) continue; for (i = 0; i < PNP_MAX_PORT; i++) { - if (tdev->res.port_resource[i].flags & IORESOURCE_IO) { - if (cannot_compare - (tdev->res.port_resource[i].flags)) + tres = &tdev->res.port_resource[i]; + if (tres->flags & IORESOURCE_IO) { + if (cannot_compare(tres->flags)) continue; - tport = &tdev->res.port_resource[i].start; - tend = &tdev->res.port_resource[i].end; + tport = &tres->start; + tend = &tres->end; if (ranged_conflict(port, end, tport, tend)) return 0; } @@ -301,13 +304,15 @@ int pnp_check_mem(struct pnp_dev *dev, int idx) { int i; struct pnp_dev *tdev; + struct resource *res, *tres; resource_size_t *addr, *end, *taddr, *tend; - addr = &dev->res.mem_resource[idx].start; - end = &dev->res.mem_resource[idx].end; + res = &dev->res.mem_resource[idx]; + addr = &res->start; + end = &res->end; /* if the resource doesn't exist, don't complain about it */ - if (cannot_compare(dev->res.mem_resource[idx].flags)) + if (cannot_compare(res->flags)) return 1; /* check if the resource is already in use, skip if the @@ -327,9 +332,10 @@ int pnp_check_mem(struct pnp_dev *dev, int idx) /* check for internal conflicts */ for (i = 0; i < PNP_MAX_MEM && i != idx; i++) { - if (dev->res.mem_resource[i].flags & IORESOURCE_MEM) { - taddr = &dev->res.mem_resource[i].start; - tend = &dev->res.mem_resource[i].end; + tres = &dev->res.mem_resource[i]; + if (tres->flags & IORESOURCE_MEM) { + taddr = &tres->start; + tend = &tres->end; if (ranged_conflict(addr, end, taddr, tend)) return 0; } @@ -340,12 +346,12 @@ int pnp_check_mem(struct pnp_dev *dev, int idx) if (tdev == dev) continue; for (i = 0; i < PNP_MAX_MEM; i++) { - if (tdev->res.mem_resource[i].flags & IORESOURCE_MEM) { - if (cannot_compare - (tdev->res.mem_resource[i].flags)) + tres = &tdev->res.mem_resource[i]; + if (tres->flags & IORESOURCE_MEM) { + if (cannot_compare(tres->flags)) continue; - taddr = &tdev->res.mem_resource[i].start; - tend = &tdev->res.mem_resource[i].end; + taddr = &tres->start; + tend = &tres->end; if (ranged_conflict(addr, end, taddr, tend)) return 0; } @@ -364,10 +370,14 @@ int pnp_check_irq(struct pnp_dev *dev, int idx) { int i; struct pnp_dev *tdev; - resource_size_t *irq = &dev->res.irq_resource[idx].start; + struct resource *res, *tres; + resource_size_t *irq; + + res = &dev->res.irq_resource[idx]; + irq = &res->start; /* if the resource doesn't exist, don't complain about it */ - if (cannot_compare(dev->res.irq_resource[idx].flags)) + if (cannot_compare(res->flags)) return 1; /* check if the resource is valid */ @@ -382,8 +392,9 @@ int pnp_check_irq(struct pnp_dev *dev, int idx) /* check for internal conflicts */ for (i = 0; i < PNP_MAX_IRQ && i != idx; i++) { - if (dev->res.irq_resource[i].flags & IORESOURCE_IRQ) { - if (dev->res.irq_resource[i].start == *irq) + tres = &dev->res.irq_resource[i]; + if (tres->flags & IORESOURCE_IRQ) { + if (tres->start == *irq) return 0; } } @@ -415,11 +426,11 @@ int pnp_check_irq(struct pnp_dev *dev, int idx) if (tdev == dev) continue; for (i = 0; i < PNP_MAX_IRQ; i++) { - if (tdev->res.irq_resource[i].flags & IORESOURCE_IRQ) { - if (cannot_compare - (tdev->res.irq_resource[i].flags)) + tres = &tdev->res.irq_resource[i]; + if (tres->flags & IORESOURCE_IRQ) { + if (cannot_compare(tres->flags)) continue; - if ((tdev->res.irq_resource[i].start == *irq)) + if (tres->start == *irq) return 0; } } @@ -433,10 +444,14 @@ int pnp_check_dma(struct pnp_dev *dev, int idx) #ifndef CONFIG_IA64 int i; struct pnp_dev *tdev; - resource_size_t *dma = &dev->res.dma_resource[idx].start; + struct resource *res, *tres; + resource_size_t *dma; + + res = &dev->res.dma_resource[idx]; + dma = &res->start; /* if the resource doesn't exist, don't complain about it */ - if (cannot_compare(dev->res.dma_resource[idx].flags)) + if (cannot_compare(res->flags)) return 1; /* check if the resource is valid */ @@ -451,8 +466,9 @@ int pnp_check_dma(struct pnp_dev *dev, int idx) /* check for internal conflicts */ for (i = 0; i < PNP_MAX_DMA && i != idx; i++) { - if (dev->res.dma_resource[i].flags & IORESOURCE_DMA) { - if (dev->res.dma_resource[i].start == *dma) + tres = &dev->res.dma_resource[i]; + if (tres->flags & IORESOURCE_DMA) { + if (tres->start == *dma) return 0; } } @@ -470,11 +486,11 @@ int pnp_check_dma(struct pnp_dev *dev, int idx) if (tdev == dev) continue; for (i = 0; i < PNP_MAX_DMA; i++) { - if (tdev->res.dma_resource[i].flags & IORESOURCE_DMA) { - if (cannot_compare - (tdev->res.dma_resource[i].flags)) + tres = &tdev->res.dma_resource[i]; + if (tres->flags & IORESOURCE_DMA) { + if (cannot_compare(tres->flags)) continue; - if ((tdev->res.dma_resource[i].start == *dma)) + if (tres->start == *dma) return 0; } } |
