diff options
Diffstat (limited to 'drivers/parisc/ccio-dma.c')
| -rw-r--r-- | drivers/parisc/ccio-dma.c | 35 |
1 files changed, 18 insertions, 17 deletions
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index cd4dd7ed2c0..8b490d77054 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -44,6 +44,7 @@ #include <linux/seq_file.h> #include <linux/scatterlist.h> #include <linux/iommu-helper.h> +#include <linux/export.h> #include <asm/byteorder.h> #include <asm/cache.h> /* for L1_CACHE_BYTES */ @@ -70,7 +71,6 @@ #undef CCIO_COLLECT_STATS #endif -#include <linux/proc_fs.h> #include <asm/runway.h> /* for proc_runway_root */ #ifdef DEBUG_CCIO_INIT @@ -406,8 +406,6 @@ resource_found: } ioc->avg_search[ioc->avg_idx++] = cr_start; ioc->avg_idx &= CCIO_SEARCH_SAMPLE - 1; -#endif -#ifdef CCIO_COLLECT_STATS ioc->used_pages += pages_needed; #endif /* @@ -453,10 +451,10 @@ ccio_free_range(struct ioc *ioc, dma_addr_t iova, unsigned long pages_mapped) unsigned long mask = ~(~0UL >> pages_mapped); CCIO_FREE_MAPPINGS(ioc, res_idx, mask, 8); #else - CCIO_FREE_MAPPINGS(ioc, res_idx, 0xff, 8); + CCIO_FREE_MAPPINGS(ioc, res_idx, 0xffUL, 8); #endif } else if(pages_mapped <= 16) { - CCIO_FREE_MAPPINGS(ioc, res_idx, 0xffff, 16); + CCIO_FREE_MAPPINGS(ioc, res_idx, 0xffffUL, 16); } else if(pages_mapped <= 32) { CCIO_FREE_MAPPINGS(ioc, res_idx, ~(unsigned int)0, 32); #ifdef __LP64__ @@ -653,7 +651,7 @@ ccio_clear_io_tlb(struct ioc *ioc, dma_addr_t iovp, size_t byte_cnt) * Mark the I/O Pdir entries invalid and blow away the corresponding I/O * TLB entries. * - * FIXME: at some threshhold it might be "cheaper" to just blow + * FIXME: at some threshold it might be "cheaper" to just blow * away the entire I/O TLB instead of individual entries. * * FIXME: Uturn has 256 TLB entries. We don't need to purge every @@ -1028,8 +1026,10 @@ static int ccio_proc_info(struct seq_file *m, void *p) while (ioc != NULL) { unsigned int total_pages = ioc->res_size << 3; +#ifdef CCIO_COLLECT_STATS unsigned long avg = 0, min, max; int j; +#endif len += seq_printf(m, "%s\n", ioc->name); @@ -1060,8 +1060,7 @@ static int ccio_proc_info(struct seq_file *m, void *p) avg /= CCIO_SEARCH_SAMPLE; len += seq_printf(m, " Bitmap search : %ld/%ld/%ld (min/avg/max CPU Cycles)\n", min, avg, max); -#endif -#ifdef CCIO_COLLECT_STATS + len += seq_printf(m, "pci_map_single(): %8ld calls %8ld pages (avg %d/1000)\n", ioc->msingle_calls, ioc->msingle_pages, (int)((ioc->msingle_pages * 1000)/ioc->msingle_calls)); @@ -1135,7 +1134,7 @@ static const struct file_operations ccio_proc_bitmap_fops = { .llseek = seq_lseek, .release = single_release, }; -#endif +#endif /* CONFIG_PROC_FS */ /** * ccio_find_ioc - Find the ioc in the ioc_list @@ -1243,10 +1242,10 @@ static struct parisc_driver ccio_driver = { }; /** - * ccio_ioc_init - Initalize the I/O Controller + * ccio_ioc_init - Initialize the I/O Controller * @ioc: The I/O Controller. * - * Initalize the I/O Controller which includes setting up the + * Initialize the I/O Controller which includes setting up the * I/O Page Directory, the resource map, and initalizing the * U2/Uturn chip into virtual mode. */ @@ -1268,7 +1267,7 @@ ccio_ioc_init(struct ioc *ioc) ** Hot-Plug/Removal of PCI cards. (aka PCI OLARD). */ - iova_space_size = (u32) (num_physpages / count_parisc_driver(&ccio_driver)); + iova_space_size = (u32) (totalram_pages / count_parisc_driver(&ccio_driver)); /* limit IOVA space size to 1MB-1GB */ @@ -1307,7 +1306,7 @@ ccio_ioc_init(struct ioc *ioc) DBG_INIT("%s() hpa 0x%p mem %luMB IOV %dMB (%d bits)\n", __func__, ioc->ioc_regs, - (unsigned long) num_physpages >> (20 - PAGE_SHIFT), + (unsigned long) totalram_pages >> (20 - PAGE_SHIFT), iova_space_size>>20, iov_order + PAGE_SHIFT); @@ -1400,7 +1399,7 @@ ccio_init_resource(struct resource *res, char *name, void __iomem *ioaddr) result = insert_resource(&iomem_resource, res); if (result < 0) { printk(KERN_ERR "%s() failed to claim CCIO bus address space (%08lx,%08lx)\n", - __func__, res->start, res->end); + __func__, (unsigned long)res->start, (unsigned long)res->end); } } @@ -1551,7 +1550,8 @@ static int __init ccio_probe(struct parisc_device *dev) ioc->name = dev->id.hversion == U2_IOA_RUNWAY ? "U2" : "UTurn"; - printk(KERN_INFO "Found %s at 0x%lx\n", ioc->name, dev->hpa.start); + printk(KERN_INFO "Found %s at 0x%lx\n", ioc->name, + (unsigned long)dev->hpa.start); for (i = 0; i < ioc_count; i++) { ioc_p = &(*ioc_p)->next; @@ -1568,14 +1568,15 @@ static int __init ccio_probe(struct parisc_device *dev) /* if this fails, no I/O cards will work, so may as well bug */ BUG_ON(dev->dev.platform_data == NULL); HBA_DATA(dev->dev.platform_data)->iommu = ioc; - + +#ifdef CONFIG_PROC_FS if (ioc_count == 0) { proc_create(MODULE_NAME, 0, proc_runway_root, &ccio_proc_info_fops); proc_create(MODULE_NAME"-bitmap", 0, proc_runway_root, &ccio_proc_bitmap_fops); } - +#endif ioc_count++; parisc_has_iommu(); |