diff options
Diffstat (limited to 'drivers/pcmcia/rsrc_nonstatic.c')
-rw-r--r-- | drivers/pcmcia/rsrc_nonstatic.c | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 4663b3fa9f96..559069a80a3b 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -596,19 +596,17 @@ struct pcmcia_align_data { struct resource_map *map; }; -static resource_size_t -pcmcia_common_align(void *align_data, const struct resource *res, - resource_size_t size, resource_size_t align) +static resource_size_t pcmcia_common_align(struct pcmcia_align_data *align_data, + resource_size_t start) { - struct pcmcia_align_data *data = align_data; - resource_size_t start; + resource_size_t ret; /* * Ensure that we have the correct start address */ - start = (res->start & ~data->mask) + data->offset; - if (start < res->start) - start += data->mask + 1; - return start; + ret = (start & ~align_data->mask) + align_data->offset; + if (ret < start) + ret += align_data->mask + 1; + return ret; } static resource_size_t @@ -619,29 +617,28 @@ pcmcia_align(void *align_data, const struct resource *res, struct resource_map *m; resource_size_t start; - start = pcmcia_common_align(data, res, size, align); + start = pcmcia_common_align(data, res->start); for (m = data->map->next; m != data->map; m = m->next) { - unsigned long start = m->base; - unsigned long end = m->base + m->num - 1; + unsigned long map_start = m->base; + unsigned long map_end = m->base + m->num - 1; /* * If the lower resources are not available, try aligning * to this entry of the resource database to see if it'll * fit here. */ - if (res->start < start) { - start = pcmcia_common_align(data, res, size, align); - } + if (start < map_start) + start = pcmcia_common_align(data, map_start); /* * If we're above the area which was passed in, there's * no point proceeding. */ - if (res->start >= res->end) + if (start >= res->end) break; - if ((res->start + size - 1) <= end) + if ((start + size - 1) <= map_end) break; } @@ -810,6 +807,13 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long unsigned long size = end - start + 1; int ret = 0; +#if defined(CONFIG_X86) + /* on x86, avoid anything < 0x100 for it is often used for + * legacy platform devices */ + if (start < 0x100) + start = 0x100; +#endif + if (end < start) return -EINVAL; @@ -867,10 +871,8 @@ static int nonstatic_autoadd_resources(struct pcmcia_socket *s) if (res == &ioport_resource) continue; dev_printk(KERN_INFO, &s->cb_dev->dev, - "pcmcia: parent PCI bridge I/O " - "window: 0x%llx - 0x%llx\n", - (unsigned long long)res->start, - (unsigned long long)res->end); + "pcmcia: parent PCI bridge window: %pR\n", + res); if (!adjust_io(s, ADD_MANAGED_RESOURCE, res->start, res->end)) done |= IORESOURCE_IO; @@ -880,10 +882,8 @@ static int nonstatic_autoadd_resources(struct pcmcia_socket *s) if (res == &iomem_resource) continue; dev_printk(KERN_INFO, &s->cb_dev->dev, - "pcmcia: parent PCI bridge Memory " - "window: 0x%llx - 0x%llx\n", - (unsigned long long)res->start, - (unsigned long long)res->end); + "pcmcia: parent PCI bridge window: %pR\n", + res); if (!adjust_memory(s, ADD_MANAGED_RESOURCE, res->start, res->end)) done |= IORESOURCE_MEM; } |