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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-28 21:09:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-28 21:09:26 -0700 |
| commit | 8a212ab6b8a4ccc6f3c3d1beba5f92655c576404 (patch) | |
| tree | 525271129ff9c692defdd20566f1f7203b18ff24 /arch/ia64/hp/common/hwsw_iommu.c | |
| parent | 1f419cadff55f548e7356ffebdb9e1b5a8c22275 (diff) | |
| parent | 0e1f60609258e18ec0a0477c646101212822d387 (diff) | |
Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
Diffstat (limited to 'arch/ia64/hp/common/hwsw_iommu.c')
| -rw-r--r-- | arch/ia64/hp/common/hwsw_iommu.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/arch/ia64/hp/common/hwsw_iommu.c b/arch/ia64/hp/common/hwsw_iommu.c index 1ba02baf2f94..a5a5637507be 100644 --- a/arch/ia64/hp/common/hwsw_iommu.c +++ b/arch/ia64/hp/common/hwsw_iommu.c @@ -17,7 +17,7 @@ #include <asm/machvec.h> /* swiotlb declarations & definitions: */ -extern void swiotlb_init_with_default_size (size_t size); +extern int swiotlb_late_init_with_default_size (size_t size); extern ia64_mv_dma_alloc_coherent swiotlb_alloc_coherent; extern ia64_mv_dma_free_coherent swiotlb_free_coherent; extern ia64_mv_dma_map_single swiotlb_map_single; @@ -67,7 +67,16 @@ void hwsw_init (void) { /* default to a smallish 2MB sw I/O TLB */ - swiotlb_init_with_default_size (2 * (1<<20)); + if (swiotlb_late_init_with_default_size (2 * (1<<20)) != 0) { +#ifdef CONFIG_IA64_GENERIC + /* Better to have normal DMA than panic */ + printk(KERN_WARNING "%s: Failed to initialize software I/O TLB," + " reverting to hpzx1 platform vector\n", __FUNCTION__); + machvec_init("hpzx1"); +#else + panic("Unable to initialize software I/O TLB services"); +#endif + } } void * |