[3.11-rc4] [HD2400] - radeon.dpm

[miaou sami]

Hi,

thanks for the explanation.
Do you know if this is a hardware limitation, or if an updated version of the driver will come some day?

Regards,
Sam

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