diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/setup.c')
| -rw-r--r-- | arch/powerpc/platforms/pseries/setup.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 470db6efaeb..f0b7146a110 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -176,7 +176,7 @@ static void __init pseries_mpic_init_IRQ(void) return; cascade_irq = irq_of_parse_and_map(cascade, 0); - if (cascade == NO_IRQ) { + if (cascade_irq == NO_IRQ) { printk(KERN_ERR "mpic: failed to map cascade interrupt"); return; } @@ -320,8 +320,6 @@ static void __init pSeries_init_early(void) { DBG(" -> pSeries_init_early()\n"); - fw_feature_init(); - if (firmware_has_feature(FW_FEATURE_LPAR)) find_udbg_vterm(); @@ -343,14 +341,21 @@ static int __init pSeries_probe_hypertas(unsigned long node, const char *uname, int depth, void *data) { + const char *hypertas; + unsigned long len; + if (depth != 1 || (strcmp(uname, "rtas") != 0 && strcmp(uname, "rtas@0") != 0)) - return 0; + return 0; + + hypertas = of_get_flat_dt_prop(node, "ibm,hypertas-functions", &len); + if (!hypertas) + return 1; - if (of_get_flat_dt_prop(node, "ibm,hypertas-functions", NULL) != NULL) - powerpc_firmware_features |= FW_FEATURE_LPAR; + powerpc_firmware_features |= FW_FEATURE_LPAR; + fw_feature_init(hypertas, len); - return 1; + return 1; } static int __init pSeries_probe(void) @@ -399,6 +404,7 @@ static void pseries_dedicated_idle_sleep(void) * a good time to find other work to dispatch. */ get_lppaca()->idle = 1; + get_lppaca()->donate_dedicated_cpu = 1; /* * We come in with interrupts disabled, and need_resched() @@ -431,6 +437,7 @@ static void pseries_dedicated_idle_sleep(void) out: HMT_medium(); + get_lppaca()->donate_dedicated_cpu = 0; get_lppaca()->idle = 0; } |