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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 18:42:01 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-12 18:42:01 -0400
commit4d5709a7b7d54fc5882d2943a14988a92d48c00a (patch)
tree1415777e91045e2c890b6960a597eb0e8c183442 /arch/x86/kernel/cpu
parent57c5b9998ea05a90ebacaa13c45f985ffe09dbe9 (diff)
parent9eb59573d4b86f347e6cd04f47a4c2082009fa58 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq
* master.kernel.org:/pub/scm/linux/kernel/git/davej/cpufreq: [CPUFREQ] Don't take semaphore in cpufreq_quick_get() [CPUFREQ] Support different families in fid/did to frequency conversion [CPUFREQ] cpufreq_stats: misc cpuinit section annotations [CPUFREQ] implement !CONFIG_CPU_FREQ stub for cpufreq_unregister_notifier() [CPUFREQ] mark hotplug notifier callback as __cpuinit [CPUFREQ] Only check for transition latency on problematic governors (kconfig fix) [CPUFREQ] allow ondemand and conservative cpufreq governors to be used as default [CPUFREQ] move policy's governor initialisation out of low-level drivers into cpufreq core [CPUFREQ] Longhaul - Add support for PM133 northbridge [CPUFREQ] x86: use num_online_nodes to get physical cpus numbers for
Diffstat (limited to 'arch/x86/kernel/cpu')
-rw-r--r--arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/cpufreq-nforce2.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/e_powersaver.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/elanfreq.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/gx-suspmod.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/longhaul.c5
-rw-r--r--arch/x86/kernel/cpu/cpufreq/p4-clockmod.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k6.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k7.c2
-rw-r--r--arch/x86/kernel/cpu/cpufreq/powernow-k8.c13
-rw-r--r--arch/x86/kernel/cpu/cpufreq/sc520_freq.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/speedstep-ich.c1
-rw-r--r--arch/x86/kernel/cpu/cpufreq/speedstep-smi.c1
14 files changed, 9 insertions, 22 deletions
diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
index b6434a7ef8b2..ffd01e5dcb52 100644
--- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -646,7 +646,6 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
646 policy->cpuinfo.transition_latency = 646 policy->cpuinfo.transition_latency =
647 perf->states[i].transition_latency * 1000; 647 perf->states[i].transition_latency * 1000;
648 } 648 }
649 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
650 649
651 data->max_freq = perf->states[0].core_frequency * 1000; 650 data->max_freq = perf->states[0].core_frequency * 1000;
652 /* table init */ 651 /* table init */
diff --git a/arch/x86/kernel/cpu/cpufreq/cpufreq-nforce2.c b/arch/x86/kernel/cpu/cpufreq/cpufreq-nforce2.c
index 66acd5039918..32f0bda3fc95 100644
--- a/arch/x86/kernel/cpu/cpufreq/cpufreq-nforce2.c
+++ b/arch/x86/kernel/cpu/cpufreq/cpufreq-nforce2.c
@@ -363,7 +363,6 @@ static int nforce2_cpu_init(struct cpufreq_policy *policy)
363 policy->cur = nforce2_get(policy->cpu); 363 policy->cur = nforce2_get(policy->cpu);
364 policy->min = policy->cpuinfo.min_freq; 364 policy->min = policy->cpuinfo.min_freq;
365 policy->max = policy->cpuinfo.max_freq; 365 policy->max = policy->cpuinfo.max_freq;
366 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
367 366
368 return 0; 367 return 0;
369} 368}
diff --git a/arch/x86/kernel/cpu/cpufreq/e_powersaver.c b/arch/x86/kernel/cpu/cpufreq/e_powersaver.c
index f43d98e11cc7..c11baaf9f2b4 100644
--- a/arch/x86/kernel/cpu/cpufreq/e_powersaver.c
+++ b/arch/x86/kernel/cpu/cpufreq/e_powersaver.c
@@ -253,7 +253,6 @@ static int eps_cpu_init(struct cpufreq_policy *policy)
253 f_table[k].frequency = CPUFREQ_TABLE_END; 253 f_table[k].frequency = CPUFREQ_TABLE_END;
254 } 254 }
255 255
256 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
257 policy->cpuinfo.transition_latency = 140000; /* 844mV -> 700mV in ns */ 256 policy->cpuinfo.transition_latency = 140000; /* 844mV -> 700mV in ns */
258 policy->cur = fsb * current_multiplier; 257 policy->cur = fsb * current_multiplier;
259 258
diff --git a/arch/x86/kernel/cpu/cpufreq/elanfreq.c b/arch/x86/kernel/cpu/cpufreq/elanfreq.c
index f317276afa7a..1e7ae7dafcf6 100644
--- a/arch/x86/kernel/cpu/cpufreq/elanfreq.c
+++ b/arch/x86/kernel/cpu/cpufreq/elanfreq.c
@@ -219,7 +219,6 @@ static int elanfreq_cpu_init(struct cpufreq_policy *policy)
219 } 219 }
220 220
221 /* cpuinfo and default policy values */ 221 /* cpuinfo and default policy values */
222 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
223 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; 222 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
224 policy->cur = elanfreq_get_cpu_frequency(0); 223 policy->cur = elanfreq_get_cpu_frequency(0);
225 224
diff --git a/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c b/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c
index 461dabc4e495..ed2bda127c44 100644
--- a/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c
+++ b/arch/x86/kernel/cpu/cpufreq/gx-suspmod.c
@@ -420,7 +420,6 @@ static int cpufreq_gx_cpu_init(struct cpufreq_policy *policy)
420 policy->min = maxfreq / POLICY_MIN_DIV; 420 policy->min = maxfreq / POLICY_MIN_DIV;
421 policy->max = maxfreq; 421 policy->max = maxfreq;
422 policy->cur = curfreq; 422 policy->cur = curfreq;
423 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
424 policy->cpuinfo.min_freq = maxfreq / max_duration; 423 policy->cpuinfo.min_freq = maxfreq / max_duration;
425 policy->cpuinfo.max_freq = maxfreq; 424 policy->cpuinfo.max_freq = maxfreq;
426 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; 425 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
diff --git a/arch/x86/kernel/cpu/cpufreq/longhaul.c b/arch/x86/kernel/cpu/cpufreq/longhaul.c
index f0cce3c2dc3a..5045f5d583c8 100644
--- a/arch/x86/kernel/cpu/cpufreq/longhaul.c
+++ b/arch/x86/kernel/cpu/cpufreq/longhaul.c
@@ -710,6 +710,10 @@ static int enable_arbiter_disable(void)
710 reg = 0x78; 710 reg = 0x78;
711 dev = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8601_0, 711 dev = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8601_0,
712 NULL); 712 NULL);
713 /* Find PM133/VT8605 host bridge */
714 if (dev == NULL)
715 dev = pci_get_device(PCI_VENDOR_ID_VIA,
716 PCI_DEVICE_ID_VIA_8605_0, NULL);
713 /* Find CLE266 host bridge */ 717 /* Find CLE266 host bridge */
714 if (dev == NULL) { 718 if (dev == NULL) {
715 reg = 0x76; 719 reg = 0x76;
@@ -918,7 +922,6 @@ static int __init longhaul_cpu_init(struct cpufreq_policy *policy)
918 if ((longhaul_version != TYPE_LONGHAUL_V1) && (scale_voltage != 0)) 922 if ((longhaul_version != TYPE_LONGHAUL_V1) && (scale_voltage != 0))
919 longhaul_setup_voltagescaling(); 923 longhaul_setup_voltagescaling();
920 924
921 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
922 policy->cpuinfo.transition_latency = 200000; /* nsec */ 925 policy->cpuinfo.transition_latency = 200000; /* nsec */
923 policy->cur = calc_speed(longhaul_get_cpu_mult()); 926 policy->cur = calc_speed(longhaul_get_cpu_mult());
924 927
diff --git a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
index 4c76b511e194..8eb414b906d2 100644
--- a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
+++ b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c
@@ -229,7 +229,6 @@ static int cpufreq_p4_cpu_init(struct cpufreq_policy *policy)
229 cpufreq_frequency_table_get_attr(p4clockmod_table, policy->cpu); 229 cpufreq_frequency_table_get_attr(p4clockmod_table, policy->cpu);
230 230
231 /* cpuinfo and default policy values */ 231 /* cpuinfo and default policy values */
232 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
233 policy->cpuinfo.transition_latency = 1000000; /* assumed */ 232 policy->cpuinfo.transition_latency = 1000000; /* assumed */
234 policy->cur = stock_freq; 233 policy->cur = stock_freq;
235 234
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k6.c b/arch/x86/kernel/cpu/cpufreq/powernow-k6.c
index f89524051e4a..6d0285339317 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k6.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k6.c
@@ -160,7 +160,6 @@ static int powernow_k6_cpu_init(struct cpufreq_policy *policy)
160 } 160 }
161 161
162 /* cpuinfo and default policy values */ 162 /* cpuinfo and default policy values */
163 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
164 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; 163 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
165 policy->cur = busfreq * max_multiplier; 164 policy->cur = busfreq * max_multiplier;
166 165
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k7.c b/arch/x86/kernel/cpu/cpufreq/powernow-k7.c
index ca3e1d341889..7decd6a50ffa 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k7.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k7.c
@@ -637,8 +637,6 @@ static int __init powernow_cpu_init (struct cpufreq_policy *policy)
637 printk (KERN_INFO PFX "Minimum speed %d MHz. Maximum speed %d MHz.\n", 637 printk (KERN_INFO PFX "Minimum speed %d MHz. Maximum speed %d MHz.\n",
638 minimum_speed/1000, maximum_speed/1000); 638 minimum_speed/1000, maximum_speed/1000);
639 639
640 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
641
642 policy->cpuinfo.transition_latency = cpufreq_scale(2000000UL, fsb, latency); 640 policy->cpuinfo.transition_latency = cpufreq_scale(2000000UL, fsb, latency);
643 641
644 policy->cur = powernow_get(0); 642 policy->cur = powernow_get(0);
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 34ed53a06730..b273b69cfddf 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -76,7 +76,10 @@ static u32 find_khz_freq_from_fid(u32 fid)
76/* Return a frequency in MHz, given an input fid and did */ 76/* Return a frequency in MHz, given an input fid and did */
77static u32 find_freq_from_fiddid(u32 fid, u32 did) 77static u32 find_freq_from_fiddid(u32 fid, u32 did)
78{ 78{
79 return 100 * (fid + 0x10) >> did; 79 if (current_cpu_data.x86 == 0x10)
80 return 100 * (fid + 0x10) >> did;
81 else
82 return 100 * (fid + 0x8) >> did;
80} 83}
81 84
82static u32 find_khz_freq_from_fiddid(u32 fid, u32 did) 85static u32 find_khz_freq_from_fiddid(u32 fid, u32 did)
@@ -1208,7 +1211,6 @@ static int __cpuinit powernowk8_cpu_init(struct cpufreq_policy *pol)
1208 /* run on any CPU again */ 1211 /* run on any CPU again */
1209 set_cpus_allowed(current, oldmask); 1212 set_cpus_allowed(current, oldmask);
1210 1213
1211 pol->governor = CPUFREQ_DEFAULT_GOVERNOR;
1212 if (cpu_family == CPU_HW_PSTATE) 1214 if (cpu_family == CPU_HW_PSTATE)
1213 pol->cpus = cpumask_of_cpu(pol->cpu); 1215 pol->cpus = cpumask_of_cpu(pol->cpu);
1214 else 1216 else
@@ -1325,21 +1327,16 @@ static struct cpufreq_driver cpufreq_amd64_driver = {
1325static int __cpuinit powernowk8_init(void) 1327static int __cpuinit powernowk8_init(void)
1326{ 1328{
1327 unsigned int i, supported_cpus = 0; 1329 unsigned int i, supported_cpus = 0;
1328 unsigned int booted_cores = 1;
1329 1330
1330 for_each_online_cpu(i) { 1331 for_each_online_cpu(i) {
1331 if (check_supported_cpu(i)) 1332 if (check_supported_cpu(i))
1332 supported_cpus++; 1333 supported_cpus++;
1333 } 1334 }
1334 1335
1335#ifdef CONFIG_SMP
1336 booted_cores = cpu_data[0].booted_cores;
1337#endif
1338
1339 if (supported_cpus == num_online_cpus()) { 1336 if (supported_cpus == num_online_cpus()) {
1340 printk(KERN_INFO PFX "Found %d %s " 1337 printk(KERN_INFO PFX "Found %d %s "
1341 "processors (%d cpu cores) (" VERSION ")\n", 1338 "processors (%d cpu cores) (" VERSION ")\n",
1342 supported_cpus/booted_cores, 1339 num_online_nodes(),
1343 boot_cpu_data.x86_model_id, supported_cpus); 1340 boot_cpu_data.x86_model_id, supported_cpus);
1344 return cpufreq_register_driver(&cpufreq_amd64_driver); 1341 return cpufreq_register_driver(&cpufreq_amd64_driver);
1345 } 1342 }
diff --git a/arch/x86/kernel/cpu/cpufreq/sc520_freq.c b/arch/x86/kernel/cpu/cpufreq/sc520_freq.c
index b8fb4b521c62..d9f3e90a7ae0 100644
--- a/arch/x86/kernel/cpu/cpufreq/sc520_freq.c
+++ b/arch/x86/kernel/cpu/cpufreq/sc520_freq.c
@@ -111,7 +111,6 @@ static int sc520_freq_cpu_init(struct cpufreq_policy *policy)
111 return -ENODEV; 111 return -ENODEV;
112 112
113 /* cpuinfo and default policy values */ 113 /* cpuinfo and default policy values */
114 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
115 policy->cpuinfo.transition_latency = 1000000; /* 1ms */ 114 policy->cpuinfo.transition_latency = 1000000; /* 1ms */
116 policy->cur = sc520_freq_get_cpu_frequency(0); 115 policy->cur = sc520_freq_get_cpu_frequency(0);
117 116
diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
index 6c5dc2c85aeb..811d47438546 100644
--- a/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
+++ b/arch/x86/kernel/cpu/cpufreq/speedstep-centrino.c
@@ -393,7 +393,6 @@ static int centrino_cpu_init(struct cpufreq_policy *policy)
393 393
394 freq = get_cur_freq(policy->cpu); 394 freq = get_cur_freq(policy->cpu);
395 395
396 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
397 policy->cpuinfo.transition_latency = 10000; /* 10uS transition latency */ 396 policy->cpuinfo.transition_latency = 10000; /* 10uS transition latency */
398 policy->cur = freq; 397 policy->cur = freq;
399 398
diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
index a5b2346faf1f..36685e8f7be1 100644
--- a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
+++ b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
@@ -348,7 +348,6 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy)
348 (speed / 1000)); 348 (speed / 1000));
349 349
350 /* cpuinfo and default policy values */ 350 /* cpuinfo and default policy values */
351 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
352 policy->cur = speed; 351 policy->cur = speed;
353 352
354 result = cpufreq_frequency_table_cpuinfo(policy, speedstep_freqs); 353 result = cpufreq_frequency_table_cpuinfo(policy, speedstep_freqs);
diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-smi.c b/arch/x86/kernel/cpu/cpufreq/speedstep-smi.c
index e1c509aa3054..f2b5a621d27b 100644
--- a/arch/x86/kernel/cpu/cpufreq/speedstep-smi.c
+++ b/arch/x86/kernel/cpu/cpufreq/speedstep-smi.c
@@ -290,7 +290,6 @@ static int speedstep_cpu_init(struct cpufreq_policy *policy)
290 (speed / 1000)); 290 (speed / 1000));
291 291
292 /* cpuinfo and default policy values */ 292 /* cpuinfo and default policy values */
293 policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
294 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; 293 policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL;
295 policy->cur = speed; 294 policy->cur = speed;
296 295