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Line
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| 0 |
-- b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c |
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++ a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c |
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Lines 51-56
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| 51 |
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51 |
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| 52 |
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52 |
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| 53 |
static int has_N44_O17_errata[NR_CPUS]; |
53 |
static int has_N44_O17_errata[NR_CPUS]; |
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54 |
static int has_N60_errata[NR_CPUS]; |
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static unsigned int stock_freq; |
55 |
static unsigned int stock_freq; |
| 55 |
static struct cpufreq_driver p4clockmod_driver; |
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static struct cpufreq_driver p4clockmod_driver; |
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static unsigned int cpufreq_p4_get(unsigned int cpu); |
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static unsigned int cpufreq_p4_get(unsigned int cpu); |
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Lines 223-228
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| 223 |
case 0x0f12: |
224 |
case 0x0f12: |
| 224 |
has_N44_O17_errata[policy->cpu] = 1; |
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has_N44_O17_errata[policy->cpu] = 1; |
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dprintk("has errata -- disabling low frequencies\n"); |
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dprintk("has errata -- disabling low frequencies\n"); |
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227 |
break; |
| 228 |
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| 229 |
case 0x0f29: |
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has_N60_errata[policy->cpu] = 1; |
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dprintk("has errata -- disabling frequencies lower than 2ghz\n"); |
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break; |
| 226 |
} |
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} |
| 227 |
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234 |
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| 228 |
/* get max frequency */ |
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/* get max frequency */ |
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Lines 234-239
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| 234 |
for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) { |
241 |
for (i=1; (p4clockmod_table[i].frequency != CPUFREQ_TABLE_END); i++) { |
| 235 |
if ((i<2) && (has_N44_O17_errata[policy->cpu])) |
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if ((i<2) && (has_N44_O17_errata[policy->cpu])) |
| 236 |
p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; |
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p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; |
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244 |
else if (has_N60_errata[policy->cpu] && ((stock_freq * i)/8) < 2000000) |
| 245 |
p4clockmod_table[i].frequency = CPUFREQ_ENTRY_INVALID; |
| 237 |
else |
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else |
| 238 |
p4clockmod_table[i].frequency = (stock_freq * i)/8; |
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p4clockmod_table[i].frequency = (stock_freq * i)/8; |
| 239 |
} |
248 |
} |
