diff options
Diffstat (limited to 'drivers/idle/intel_idle.c')
-rw-r--r-- | drivers/idle/intel_idle.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/drivers/idle/intel_idle.c b/drivers/idle/intel_idle.c index 216d7ec88c0c..c2ae819a871c 100644 --- a/drivers/idle/intel_idle.c +++ b/drivers/idle/intel_idle.c | |||
@@ -51,6 +51,8 @@ | |||
51 | /* un-comment DEBUG to enable pr_debug() statements */ | 51 | /* un-comment DEBUG to enable pr_debug() statements */ |
52 | #define DEBUG | 52 | #define DEBUG |
53 | 53 | ||
54 | #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt | ||
55 | |||
54 | #include <linux/kernel.h> | 56 | #include <linux/kernel.h> |
55 | #include <linux/cpuidle.h> | 57 | #include <linux/cpuidle.h> |
56 | #include <linux/tick.h> | 58 | #include <linux/tick.h> |
@@ -65,7 +67,6 @@ | |||
65 | #include <asm/msr.h> | 67 | #include <asm/msr.h> |
66 | 68 | ||
67 | #define INTEL_IDLE_VERSION "0.4.1" | 69 | #define INTEL_IDLE_VERSION "0.4.1" |
68 | #define PREFIX "intel_idle: " | ||
69 | 70 | ||
70 | static struct cpuidle_driver intel_idle_driver = { | 71 | static struct cpuidle_driver intel_idle_driver = { |
71 | .name = "intel_idle", | 72 | .name = "intel_idle", |
@@ -1111,7 +1112,7 @@ static int __init intel_idle_probe(void) | |||
1111 | const struct x86_cpu_id *id; | 1112 | const struct x86_cpu_id *id; |
1112 | 1113 | ||
1113 | if (max_cstate == 0) { | 1114 | if (max_cstate == 0) { |
1114 | pr_debug(PREFIX "disabled\n"); | 1115 | pr_debug("disabled\n"); |
1115 | return -EPERM; | 1116 | return -EPERM; |
1116 | } | 1117 | } |
1117 | 1118 | ||
@@ -1119,8 +1120,8 @@ static int __init intel_idle_probe(void) | |||
1119 | if (!id) { | 1120 | if (!id) { |
1120 | if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL && | 1121 | if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL && |
1121 | boot_cpu_data.x86 == 6) | 1122 | boot_cpu_data.x86 == 6) |
1122 | pr_debug(PREFIX "does not run on family %d model %d\n", | 1123 | pr_debug("does not run on family %d model %d\n", |
1123 | boot_cpu_data.x86, boot_cpu_data.x86_model); | 1124 | boot_cpu_data.x86, boot_cpu_data.x86_model); |
1124 | return -ENODEV; | 1125 | return -ENODEV; |
1125 | } | 1126 | } |
1126 | 1127 | ||
@@ -1134,13 +1135,13 @@ static int __init intel_idle_probe(void) | |||
1134 | !mwait_substates) | 1135 | !mwait_substates) |
1135 | return -ENODEV; | 1136 | return -ENODEV; |
1136 | 1137 | ||
1137 | pr_debug(PREFIX "MWAIT substates: 0x%x\n", mwait_substates); | 1138 | pr_debug("MWAIT substates: 0x%x\n", mwait_substates); |
1138 | 1139 | ||
1139 | icpu = (const struct idle_cpu *)id->driver_data; | 1140 | icpu = (const struct idle_cpu *)id->driver_data; |
1140 | cpuidle_state_table = icpu->state_table; | 1141 | cpuidle_state_table = icpu->state_table; |
1141 | 1142 | ||
1142 | pr_debug(PREFIX "v" INTEL_IDLE_VERSION | 1143 | pr_debug("v" INTEL_IDLE_VERSION " model 0x%X\n", |
1143 | " model 0x%X\n", boot_cpu_data.x86_model); | 1144 | boot_cpu_data.x86_model); |
1144 | 1145 | ||
1145 | return 0; | 1146 | return 0; |
1146 | } | 1147 | } |
@@ -1340,8 +1341,7 @@ static void __init intel_idle_cpuidle_driver_init(void) | |||
1340 | break; | 1341 | break; |
1341 | 1342 | ||
1342 | if (cstate + 1 > max_cstate) { | 1343 | if (cstate + 1 > max_cstate) { |
1343 | printk(PREFIX "max_cstate %d reached\n", | 1344 | pr_info("max_cstate %d reached\n", max_cstate); |
1344 | max_cstate); | ||
1345 | break; | 1345 | break; |
1346 | } | 1346 | } |
1347 | 1347 | ||
@@ -1358,8 +1358,8 @@ static void __init intel_idle_cpuidle_driver_init(void) | |||
1358 | 1358 | ||
1359 | /* if state marked as disabled, skip it */ | 1359 | /* if state marked as disabled, skip it */ |
1360 | if (cpuidle_state_table[cstate].disabled != 0) { | 1360 | if (cpuidle_state_table[cstate].disabled != 0) { |
1361 | pr_debug(PREFIX "state %s is disabled", | 1361 | pr_debug("state %s is disabled\n", |
1362 | cpuidle_state_table[cstate].name); | 1362 | cpuidle_state_table[cstate].name); |
1363 | continue; | 1363 | continue; |
1364 | } | 1364 | } |
1365 | 1365 | ||
@@ -1395,7 +1395,7 @@ static int intel_idle_cpu_init(unsigned int cpu) | |||
1395 | dev->cpu = cpu; | 1395 | dev->cpu = cpu; |
1396 | 1396 | ||
1397 | if (cpuidle_register_device(dev)) { | 1397 | if (cpuidle_register_device(dev)) { |
1398 | pr_debug(PREFIX "cpuidle_register_device %d failed!\n", cpu); | 1398 | pr_debug("cpuidle_register_device %d failed!\n", cpu); |
1399 | return -EIO; | 1399 | return -EIO; |
1400 | } | 1400 | } |
1401 | 1401 | ||
@@ -1447,8 +1447,8 @@ static int __init intel_idle_init(void) | |||
1447 | retval = cpuidle_register_driver(&intel_idle_driver); | 1447 | retval = cpuidle_register_driver(&intel_idle_driver); |
1448 | if (retval) { | 1448 | if (retval) { |
1449 | struct cpuidle_driver *drv = cpuidle_get_driver(); | 1449 | struct cpuidle_driver *drv = cpuidle_get_driver(); |
1450 | printk(KERN_DEBUG PREFIX "intel_idle yielding to %s", | 1450 | printk(KERN_DEBUG pr_fmt("intel_idle yielding to %s\n"), |
1451 | drv ? drv->name : "none"); | 1451 | drv ? drv->name : "none"); |
1452 | goto init_driver_fail; | 1452 | goto init_driver_fail; |
1453 | } | 1453 | } |
1454 | 1454 | ||
@@ -1460,8 +1460,8 @@ static int __init intel_idle_init(void) | |||
1460 | if (retval < 0) | 1460 | if (retval < 0) |
1461 | goto hp_setup_fail; | 1461 | goto hp_setup_fail; |
1462 | 1462 | ||
1463 | pr_debug(PREFIX "lapic_timer_reliable_states 0x%x\n", | 1463 | pr_debug("lapic_timer_reliable_states 0x%x\n", |
1464 | lapic_timer_reliable_states); | 1464 | lapic_timer_reliable_states); |
1465 | 1465 | ||
1466 | return 0; | 1466 | return 0; |
1467 | 1467 | ||