diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 11 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/bestcomm/bestcomm.c | 8 | ||||
| -rw-r--r-- | arch/powerpc/sysdev/ipic.c | 2 |
3 files changed, 15 insertions, 6 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 590f1f67c874..a83dfa3cf40c 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -351,9 +351,14 @@ static void __init htab_init_page_sizes(void) mmu_vmalloc_psize = MMU_PAGE_64K; if (mmu_linear_psize == MMU_PAGE_4K) mmu_linear_psize = MMU_PAGE_64K; - if (cpu_has_feature(CPU_FTR_CI_LARGE_PAGE)) - mmu_io_psize = MMU_PAGE_64K; - else + if (cpu_has_feature(CPU_FTR_CI_LARGE_PAGE)) { + /* + * Don't use 64k pages for ioremap on pSeries, since + * that would stop us accessing the HEA ethernet. + */ + if (!machine_is(pseries)) + mmu_io_psize = MMU_PAGE_64K; + } else mmu_ci_restrictions = 1; } #endif /* CONFIG_PPC_64K_PAGES */ diff --git a/arch/powerpc/sysdev/bestcomm/bestcomm.c b/arch/powerpc/sysdev/bestcomm/bestcomm.c index f589999361e0..64ec7d629363 100644 --- a/arch/powerpc/sysdev/bestcomm/bestcomm.c +++ b/arch/powerpc/sysdev/bestcomm/bestcomm.c @@ -52,6 +52,10 @@ bcom_task_alloc(int bd_count, int bd_size, int priv_size) int i, tasknum = -1; struct bcom_task *tsk; + /* Don't try to do anything if bestcomm init failed */ + if (!bcom_eng) + return NULL; + /* Get and reserve a task num */ spin_lock(&bcom_eng->lock); @@ -484,8 +488,8 @@ mpc52xx_bcom_remove(struct of_device *op) } static struct of_device_id mpc52xx_bcom_of_match[] = { - { .type = "dma-controller", .compatible = "fsl,mpc5200-bestcomm", }, - { .type = "dma-controller", .compatible = "mpc5200-bestcomm", }, + { .compatible = "fsl,mpc5200-bestcomm", }, + { .compatible = "mpc5200-bestcomm", }, {}, }; diff --git a/arch/powerpc/sysdev/ipic.c b/arch/powerpc/sysdev/ipic.c index ae0dbf4c1d66..0f2dfb0aaa6a 100644 --- a/arch/powerpc/sysdev/ipic.c +++ b/arch/powerpc/sysdev/ipic.c @@ -906,7 +906,7 @@ static int __init init_ipic_sysfs(void) { int rc; - if (!primary_ipic->regs) + if (!primary_ipic || !primary_ipic->regs) return -ENODEV; printk(KERN_DEBUG "Registering ipic with sysfs...\n"); |
