On 15 May 2014 04:00, Soren Brinkmann <soren.brinkmann@xxxxxxxxxx> wrote: > I have one or two problems with cpufreq and the CCF, which are caused by > rounding/different frequency resolutions. > > cpufreq works with kHz, while the CCF uses Hz. On Zynq our default frequency is > 666666666 Hz which the CCF, due to rounding, reports as 666666660. And for > cpufreq, which simply divides values it obtains through clk_round_rate() by > 1000, 666666. > Since passing 666666 to clk_round_rate() does not result in 666666660 > (clk_round_rate() always rounds down!), we chose to put 666667 in the OPP. This > causes issue 1: cpufreq stats are broken. I know it might a big exercise, but wouldn't it be worth to make cpufreq start using frequencies in Hz ? -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
