* Re: My latest powernow-k8.c [not found] <99F2150714F93F448942F9A9F112634C1163C59A@txexmtae.amd.com> @ 2004-03-19 11:24 ` Pavel Machek 2004-03-19 12:41 ` Bruno Ducrot 0 siblings, 1 reply; 7+ messages in thread From: Pavel Machek @ 2004-03-19 11:24 UTC (permalink / raw) To: paul.devriendt, Cpufreq mailing list; +Cc: linux Hi! > Attached are my latest .c and .h ... I am sending the whole files rather than patches, as a check that I did not miss a patch that you wanted. Mail here has been a little less reliable that one might wish for. > > I added back in the cpu number in the dprintks to aid MP debugging. I fixed a PSB problem where the battery limits were getting lost. And, I tweaked the smp processor init stuff as discussed in emails. > > I am still thinking about the FIXME where Dominik asked for more validity checking. So, that is still FIXME. Huh, now this is strange: root@amd:~# echo "0%88%88%powersave" > /proc/cpufreq root@amd:~# cat /proc/cpufreq minimum CPU frequency - maximum CPU frequency - policy CPU 0 1584000 kHz ( 88 %) - 1600000 kHz ( 88 %) - powersave root@amd:~# Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: My latest powernow-k8.c 2004-03-19 11:24 ` My latest powernow-k8.c Pavel Machek @ 2004-03-19 12:41 ` Bruno Ducrot 2004-03-19 13:35 ` Dominik Brodowski 0 siblings, 1 reply; 7+ messages in thread From: Bruno Ducrot @ 2004-03-19 12:41 UTC (permalink / raw) To: Pavel Machek; +Cc: linux, Cpufreq mailing list On Fri, Mar 19, 2004 at 12:24:29PM +0100, Pavel Machek wrote: > Hi! > > > Attached are my latest .c and .h ... I am sending the whole files rather than patches, as a check that I did not miss a patch that you wanted. Mail here has been a little less reliable that one might wish for. > > > > I added back in the cpu number in the dprintks to aid MP debugging. I fixed a PSB problem where the battery limits were getting lost. And, I tweaked the smp processor init stuff as discussed in emails. > > > > I am still thinking about the FIXME where Dominik asked for more validity checking. So, that is still FIXME. > > Huh, now this is strange: > > root@amd:~# echo "0%88%88%powersave" > /proc/cpufreq > root@amd:~# cat /proc/cpufreq > minimum CPU frequency - maximum CPU frequency - policy > CPU 0 1584000 kHz ( 88 %) - 1600000 kHz ( 88 %) - powersave > root@amd:~# > 2.4 or 2.6 ? -- Bruno Ducrot -- Which is worse: ignorance or apathy? -- Don't know. Don't care. ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: My latest powernow-k8.c 2004-03-19 12:41 ` Bruno Ducrot @ 2004-03-19 13:35 ` Dominik Brodowski 2004-03-19 13:56 ` Pavel Machek 0 siblings, 1 reply; 7+ messages in thread From: Dominik Brodowski @ 2004-03-19 13:35 UTC (permalink / raw) To: Bruno Ducrot; +Cc: Cpufreq mailing list, Pavel Machek [-- Attachment #1.1: Type: text/plain, Size: 1067 bytes --] On Fri, Mar 19, 2004 at 01:41:22PM +0100, Bruno Ducrot wrote: > On Fri, Mar 19, 2004 at 12:24:29PM +0100, Pavel Machek wrote: > > Hi! > > > > > Attached are my latest .c and .h ... I am sending the whole files rather than patches, as a check that I did not miss a patch that you wanted. Mail here has been a little less reliable that one might wish for. > > > > > > I added back in the cpu number in the dprintks to aid MP debugging. I fixed a PSB problem where the battery limits were getting lost. And, I tweaked the smp processor init stuff as discussed in emails. > > > > > > I am still thinking about the FIXME where Dominik asked for more validity checking. So, that is still FIXME. > > > > Huh, now this is strange: > > > > root@amd:~# echo "0%88%88%powersave" > /proc/cpufreq > > root@amd:~# cat /proc/cpufreq > > minimum CPU frequency - maximum CPU frequency - policy > > CPU 0 1584000 kHz ( 88 %) - 1600000 kHz ( 88 %) - powersave > > root@amd:~# Why is this strange? Can you elaborate, please? Dominik [-- Attachment #1.2: Type: application/pgp-signature, Size: 189 bytes --] [-- Attachment #2: Type: text/plain, Size: 143 bytes --] _______________________________________________ Cpufreq mailing list Cpufreq@www.linux.org.uk http://www.linux.org.uk/mailman/listinfo/cpufreq ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: My latest powernow-k8.c 2004-03-19 13:35 ` Dominik Brodowski @ 2004-03-19 13:56 ` Pavel Machek 2004-03-19 14:33 ` Dominik Brodowski 0 siblings, 1 reply; 7+ messages in thread From: Pavel Machek @ 2004-03-19 13:56 UTC (permalink / raw) To: Bruno Ducrot, paul.devriendt, Cpufreq mailing list Hi! > > > > Attached are my latest .c and .h ... I am sending the whole files rather than patches, as a check that I did not miss a patch that you wanted. Mail here has been a little less reliable that one might wish for. > > > > > > > > I added back in the cpu number in the dprintks to aid MP debugging. I fixed a PSB problem where the battery limits were getting lost. And, I tweaked the smp processor init stuff as discussed in emails. > > > > > > > > I am still thinking about the FIXME where Dominik asked for more validity checking. So, that is still FIXME. > > > > > > Huh, now this is strange: > > > > > > root@amd:~# echo "0%88%88%powersave" > /proc/cpufreq > > > root@amd:~# cat /proc/cpufreq > > > minimum CPU frequency - maximum CPU frequency - policy > > > CPU 0 1584000 kHz ( 88 %) - 1600000 kHz ( 88 %) - powersave > > > root@amd:~# > > Why is this strange? Can you elaborate, please? CPU can not do 1.584MHz. Why did it round 88% down to 1.584GHz but maximum frequency 1.6GHz? Kernel 2.6. Pavel -- When do you have a heart between your knees? [Johanka's followup: and *two* hearts?] ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: My latest powernow-k8.c 2004-03-19 13:56 ` Pavel Machek @ 2004-03-19 14:33 ` Dominik Brodowski 2004-03-19 15:52 ` Bruno Ducrot 0 siblings, 1 reply; 7+ messages in thread From: Dominik Brodowski @ 2004-03-19 14:33 UTC (permalink / raw) To: Pavel Machek; +Cc: Bruno Ducrot, Cpufreq mailing list [-- Attachment #1.1: Type: text/plain, Size: 1449 bytes --] On Fri, Mar 19, 2004 at 02:56:05PM +0100, Pavel Machek wrote: > Hi! > > > > > Attached are my latest .c and .h ... I am sending the whole files rather than patches, as a check that I did not miss a patch that you wanted. Mail here has been a little less reliable that one might wish for. > > > > > > > > > > I added back in the cpu number in the dprintks to aid MP debugging. I fixed a PSB problem where the battery limits were getting lost. And, I tweaked the smp processor init stuff as discussed in emails. > > > > > > > > > > I am still thinking about the FIXME where Dominik asked for more validity checking. So, that is still FIXME. > > > > > > > > Huh, now this is strange: > > > > > > > > root@amd:~# echo "0%88%88%powersave" > /proc/cpufreq > > > > root@amd:~# cat /proc/cpufreq > > > > minimum CPU frequency - maximum CPU frequency - policy > > > > CPU 0 1584000 kHz ( 88 %) - 1600000 kHz ( 88 %) - powersave > > > > root@amd:~# > > > > Why is this strange? Can you elaborate, please? > > CPU can not do 1.584MHz. Why did it round 88% down to 1.584GHz but > maximum frequency 1.6GHz? Kernel 2.6. 1.8 GHz * 0.88 = 1584000 kHz -- min and max are set to this value at first. As there is no state the CPU can be set to in between min and max, the max value is increased to the next higher state [see cpufreq_frequency_table_verify()] So there's nothing strange here, IMHO. Dominik [-- Attachment #1.2: Type: application/pgp-signature, Size: 189 bytes --] [-- Attachment #2: Type: text/plain, Size: 143 bytes --] _______________________________________________ Cpufreq mailing list Cpufreq@www.linux.org.uk http://www.linux.org.uk/mailman/listinfo/cpufreq ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: My latest powernow-k8.c 2004-03-19 14:33 ` Dominik Brodowski @ 2004-03-19 15:52 ` Bruno Ducrot 2004-03-20 8:28 ` Dominik Brodowski 0 siblings, 1 reply; 7+ messages in thread From: Bruno Ducrot @ 2004-03-19 15:52 UTC (permalink / raw) To: Pavel Machek, paul.devriendt, Cpufreq mailing list On Fri, Mar 19, 2004 at 03:33:06PM +0100, Dominik Brodowski wrote: > > 1.8 GHz * 0.88 = 1584000 kHz -- min and max are set to this value at first. > As there is no state the CPU can be set to in between min and max, the max > value is increased to the next higher state [see > cpufreq_frequency_table_verify()] So there's nothing strange here, IMHO. Agreed, but I expected that the % will change in fact. -- Bruno Ducrot -- Which is worse: ignorance or apathy? -- Don't know. Don't care. ^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: My latest powernow-k8.c 2004-03-19 15:52 ` Bruno Ducrot @ 2004-03-20 8:28 ` Dominik Brodowski 0 siblings, 0 replies; 7+ messages in thread From: Dominik Brodowski @ 2004-03-20 8:28 UTC (permalink / raw) To: Bruno Ducrot; +Cc: Cpufreq mailing list, Pavel Machek [-- Attachment #1.1: Type: text/plain, Size: 611 bytes --] On Fri, Mar 19, 2004 at 04:52:20PM +0100, Bruno Ducrot wrote: > On Fri, Mar 19, 2004 at 03:33:06PM +0100, Dominik Brodowski wrote: > > > > 1.8 GHz * 0.88 = 1584000 kHz -- min and max are set to this value at first. > > As there is no state the CPU can be set to in between min and max, the max > > value is increased to the next higher state [see > > cpufreq_frequency_table_verify()] So there's nothing strange here, IMHO. > > Agreed, but I expected that the % will change in fact. 1800000 kHz * 0.88 = 1584000 kHz 1600000 kHz / 1800000 kHz = 0.8888888... which is truncated to 0.88 Dominik [-- Attachment #1.2: Type: application/pgp-signature, Size: 189 bytes --] [-- Attachment #2: Type: text/plain, Size: 143 bytes --] _______________________________________________ Cpufreq mailing list Cpufreq@www.linux.org.uk http://www.linux.org.uk/mailman/listinfo/cpufreq ^ permalink raw reply [flat|nested] 7+ messages in thread
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[not found] <99F2150714F93F448942F9A9F112634C1163C59A@txexmtae.amd.com>
2004-03-19 11:24 ` My latest powernow-k8.c Pavel Machek
2004-03-19 12:41 ` Bruno Ducrot
2004-03-19 13:35 ` Dominik Brodowski
2004-03-19 13:56 ` Pavel Machek
2004-03-19 14:33 ` Dominik Brodowski
2004-03-19 15:52 ` Bruno Ducrot
2004-03-20 8:28 ` Dominik Brodowski
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