From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexey Starikovskiy Subject: [PATCH 8/8] acpi-cpufreq: skip duplicate frequencies Date: Mon, 31 Jul 2006 22:58:19 +0400 Message-ID: <44CE52CB.3090104@linux.intel.com> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: cpufreq-bounces@lists.linux.org.uk Errors-To: cpufreq-bounces+glkc-cpufreq=m.gmane.org+glkc-cpufreq=m.gmane.org@lists.linux.org.uk Content-Type: text/plain; charset="us-ascii"; format="flowed" To: "Brown, Len" , Dave Jones Cc: cpufreq@lists.linux.org.uk acpi-cpufreq.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) Skip duplicate frequencies reported by ACPI. Signed-off-by: Alexey Starikovskiy Index: linux-2.6.15.1/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c =================================================================== --- linux-2.6.15.1.orig/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c 2006-07-31 21:23:47.000000000 +0400 +++ linux-2.6.15.1/arch/i386/kernel/cpu/cpufreq/acpi-cpufreq.c 2006-07-31 21:36:02.000000000 +0400 @@ -22,7 +22,7 @@ * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA. * - * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */ #include @@ -476,8 +476,14 @@ } else { data->freq_table[i].index = i; } - data->freq_table[i].frequency = - perf->states[i].core_frequency * 1000; + if (i == 0 || + perf->states[i].core_frequency != + perf->states[i - 1].core_frequency) { + data->freq_table[i].frequency = + perf->states[i].core_frequency * 1000; + } else { + data->freq_table[i].frequency = CPUFREQ_ENTRY_INVALID; + } } data->freq_table[perf->state_count].frequency = CPUFREQ_TABLE_END;