diff options
Diffstat (limited to 'drivers/cpufreq/powernow-k8.c')
-rw-r--r-- | drivers/cpufreq/powernow-k8.c | 52 |
1 files changed, 12 insertions, 40 deletions
diff --git a/drivers/cpufreq/powernow-k8.c b/drivers/cpufreq/powernow-k8.c index 2344a9ed17f3..0023c7d40a51 100644 --- a/drivers/cpufreq/powernow-k8.c +++ b/drivers/cpufreq/powernow-k8.c @@ -977,20 +977,17 @@ static int transition_frequency_fidvid(struct powernow_k8_data *data, struct powernowk8_target_arg { struct cpufreq_policy *pol; - unsigned targfreq; - unsigned relation; + unsigned newstate; }; static long powernowk8_target_fn(void *arg) { struct powernowk8_target_arg *pta = arg; struct cpufreq_policy *pol = pta->pol; - unsigned targfreq = pta->targfreq; - unsigned relation = pta->relation; + unsigned newstate = pta->newstate; struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); u32 checkfid; u32 checkvid; - unsigned int newstate; int ret; if (!data) @@ -1004,8 +1001,9 @@ static long powernowk8_target_fn(void *arg) return -EIO; } - pr_debug("targ: cpu %d, %d kHz, min %d, max %d, relation %d\n", - pol->cpu, targfreq, pol->min, pol->max, relation); + pr_debug("targ: cpu %d, %d kHz, min %d, max %d\n", + pol->cpu, data->powernow_table[newstate].frequency, pol->min, + pol->max); if (query_current_values_with_pending_wait(data)) return -EIO; @@ -1021,10 +1019,6 @@ static long powernowk8_target_fn(void *arg) checkvid, data->currvid); } - if (cpufreq_frequency_table_target(pol, data->powernow_table, - targfreq, relation, &newstate)) - return -EIO; - mutex_lock(&fidvid_mutex); powernow_k8_acpi_pst_values(data, newstate); @@ -1044,26 +1038,13 @@ static long powernowk8_target_fn(void *arg) } /* Driver entry point to switch to the target frequency */ -static int powernowk8_target(struct cpufreq_policy *pol, - unsigned targfreq, unsigned relation) +static int powernowk8_target(struct cpufreq_policy *pol, unsigned index) { - struct powernowk8_target_arg pta = { .pol = pol, .targfreq = targfreq, - .relation = relation }; + struct powernowk8_target_arg pta = { .pol = pol, .newstate = index }; return work_on_cpu(pol->cpu, powernowk8_target_fn, &pta); } -/* Driver entry point to verify the policy and range of frequencies */ -static int powernowk8_verify(struct cpufreq_policy *pol) -{ - struct powernow_k8_data *data = per_cpu(powernow_data, pol->cpu); - - if (!data) - return -EINVAL; - - return cpufreq_frequency_table_verify(pol, data->powernow_table); -} - struct init_on_cpu { struct powernow_k8_data *data; int rc; @@ -1152,11 +1133,8 @@ static int powernowk8_cpu_init(struct cpufreq_policy *pol) cpumask_copy(pol->cpus, cpu_core_mask(pol->cpu)); data->available_cores = pol->cpus; - pol->cur = find_khz_freq_from_fid(data->currfid); - pr_debug("policy current frequency %d kHz\n", pol->cur); - /* min/max the cpu is capable of */ - if (cpufreq_frequency_table_cpuinfo(pol, data->powernow_table)) { + if (cpufreq_table_validate_and_show(pol, data->powernow_table)) { printk(KERN_ERR FW_BUG PFX "invalid powernow_table\n"); powernow_k8_cpu_exit_acpi(data); kfree(data->powernow_table); @@ -1164,8 +1142,6 @@ static int powernowk8_cpu_init(struct cpufreq_policy *pol) return -EINVAL; } - cpufreq_frequency_table_get_attr(data->powernow_table, pol->cpu); - pr_debug("cpu_init done, current fid 0x%x, vid 0x%x\n", data->currfid, data->currvid); @@ -1227,20 +1203,16 @@ out: return khz; } -static struct freq_attr *powernow_k8_attr[] = { - &cpufreq_freq_attr_scaling_available_freqs, - NULL, -}; - static struct cpufreq_driver cpufreq_amd64_driver = { - .verify = powernowk8_verify, - .target = powernowk8_target, + .flags = CPUFREQ_ASYNC_NOTIFICATION, + .verify = cpufreq_generic_frequency_table_verify, + .target_index = powernowk8_target, .bios_limit = acpi_processor_get_bios_limit, .init = powernowk8_cpu_init, .exit = powernowk8_cpu_exit, .get = powernowk8_get, .name = "powernow-k8", - .attr = powernow_k8_attr, + .attr = cpufreq_generic_attr, }; static void __request_acpi_cpufreq(void) |