diff options
Diffstat (limited to 'arch/powerpc/platforms/pseries/setup.c')
-rw-r--r-- | arch/powerpc/platforms/pseries/setup.c | 34 |
1 files changed, 14 insertions, 20 deletions
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 8e639d7cbda7..c737d554571a 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c | |||
@@ -39,7 +39,6 @@ | |||
39 | #include <linux/irq.h> | 39 | #include <linux/irq.h> |
40 | #include <linux/seq_file.h> | 40 | #include <linux/seq_file.h> |
41 | #include <linux/root_dev.h> | 41 | #include <linux/root_dev.h> |
42 | #include <linux/cpuidle.h> | ||
43 | #include <linux/of.h> | 42 | #include <linux/of.h> |
44 | #include <linux/kexec.h> | 43 | #include <linux/kexec.h> |
45 | 44 | ||
@@ -356,29 +355,24 @@ early_initcall(alloc_dispatch_log_kmem_cache); | |||
356 | 355 | ||
357 | static void pseries_lpar_idle(void) | 356 | static void pseries_lpar_idle(void) |
358 | { | 357 | { |
359 | /* This would call on the cpuidle framework, and the back-end pseries | 358 | /* |
360 | * driver to go to idle states | 359 | * Default handler to go into low thread priority and possibly |
360 | * low power mode by cedeing processor to hypervisor | ||
361 | */ | 361 | */ |
362 | if (cpuidle_idle_call()) { | ||
363 | /* On error, execute default handler | ||
364 | * to go into low thread priority and possibly | ||
365 | * low power mode by cedeing processor to hypervisor | ||
366 | */ | ||
367 | 362 | ||
368 | /* Indicate to hypervisor that we are idle. */ | 363 | /* Indicate to hypervisor that we are idle. */ |
369 | get_lppaca()->idle = 1; | 364 | get_lppaca()->idle = 1; |
370 | 365 | ||
371 | /* | 366 | /* |
372 | * Yield the processor to the hypervisor. We return if | 367 | * Yield the processor to the hypervisor. We return if |
373 | * an external interrupt occurs (which are driven prior | 368 | * an external interrupt occurs (which are driven prior |
374 | * to returning here) or if a prod occurs from another | 369 | * to returning here) or if a prod occurs from another |
375 | * processor. When returning here, external interrupts | 370 | * processor. When returning here, external interrupts |
376 | * are enabled. | 371 | * are enabled. |
377 | */ | 372 | */ |
378 | cede_processor(); | 373 | cede_processor(); |
379 | 374 | ||
380 | get_lppaca()->idle = 0; | 375 | get_lppaca()->idle = 0; |
381 | } | ||
382 | } | 376 | } |
383 | 377 | ||
384 | /* | 378 | /* |