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<body class='hmmessage'><div dir='ltr'>Hi,<br><br>thanks for the explanation.<br>Do you know if this is a hardware limitation, or if an updated version of the driver will come some day?<br><br>Regards,<br>Sam<br><br><div>> Date: Wed, 7 Aug 2013 18:06:05 -0400<br>> Subject: Re: [3.11-rc4] [HD2400] - radeon.dpm<br>> From: alexdeucher@gmail.com<br>> To: miaousami@hotmail.com<br>> CC: dri-devel@lists.freedesktop.org<br>> <br>> On Wed, Aug 7, 2013 at 5:53 PM, miaou sami <miaousami@hotmail.com> wrote:<br>> > Hi,<br>> ><br>> > thanks for your reply.<br>> > Here is the dmesg.<br>> ><br>> > Let me know if you need further testing.<br>> <br>> As I suspected, on your system all the performance levels are the same:<br>> <br>> [ 8.961675] == power state 0 ==<br>> [ 8.961677] ui class: none<br>> [ 8.961679] internal class: boot<br>> [ 8.961682] caps: video<br>> [ 8.961684] uvd vclk: 0 dclk: 0<br>> [ 8.961686] power level 0 sclk: 45000 mclk: 50000 vddc: 950<br>> [ 8.961688] power level 1 sclk: 45000 mclk: 50000 vddc: 950<br>> [ 8.961690] power level 2 sclk: 45000 mclk: 50000 vddc: 950<br>> [ 8.961691] status: c r b<br>> [ 8.961695] == power state 1 ==<br>> [ 8.961696] ui class: performance<br>> [ 8.961698] internal class: none<br>> [ 8.961700] caps: video<br>> [ 8.961703] uvd vclk: 0 dclk: 0<br>> [ 8.961704] power level 0 sclk: 45000 mclk: 50000 vddc: 950<br>> [ 8.961706] power level 1 sclk: 45000 mclk: 50000 vddc: 950<br>> [ 8.961708] power level 2 sclk: 45000 mclk: 50000 vddc: 950<br>> [ 8.961709] status:<br>> <br>> So there is no dynamic switching supported on your system.<br>> <br>> Alex<br>> <br>> ><br>> > Regards<br>> > Sam<br>> ><br>> >> Date: Wed, 7 Aug 2013 09:13:20 -0400<br>> >> Subject: Re: [3.11-rc4] [HD2400] - radeon.dpm<br>> >> From: alexdeucher@gmail.com<br>> >> To: miaousami@hotmail.com<br>> >> CC: dri-devel@lists.freedesktop.org<br>> ><br>> >><br>> >> On Tue, Aug 6, 2013 at 4:03 PM, * SAMÍ * <miaousami@hotmail.com> wrote:<br>> >> > Hi,<br>> >> ><br>> >> > I was testing 3.11-rc4 with and without radeon.dpm=1 and I expected some<br>> >> > results, either in performance or in power consumption, but I do not<br>> >> > notice<br>> >> > any change...<br>> >> > Should I worry?<br>> >> > Or do you want me to do any specific test?<br>> >><br>> >> Please attach your dmesg output. Some early rv6xx cards had identical<br>> >> performance levels in all power states so they didn't actually support<br>> >> dynamic clock switching.<br>> >><br>> >> Alex<br>> >><br>> >> ><br>> >> > I have an ATI Mobility HD2400 (RV610).<br>> >> ><br>> >> > cat /sys/class/drm/card0/device/power_dpm_state<br>> >> > balanced<br>> >> ><br>> >> > dmesg: radeon: dpm initialized<br>> >> ><br>> >> > No specific error in dmesg...<br>> >> ><br>> >> > Regards<br>> >> > Sam<br>> >> ><br>> >> > _______________________________________________<br>> >> > dri-devel mailing list<br>> >> > dri-devel@lists.freedesktop.org<br>> >> > http://lists.freedesktop.org/mailman/listinfo/dri-devel<br>> >> ><br></div> </div></body>
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