<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28" href="https://bugs.freedesktop.org/show_bug.cgi?id=84585#c58">Comment # 58</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - Issue of CPU usage with HiFiBerry driver snd_soc_hifiberry_amp with Debian Wheezy kernel 3.12.28" href="https://bugs.freedesktop.org/show_bug.cgi?id=84585">bug 84585</a> from <a class="email" href="mailto:alessandroferri_015@fastwebnet.it" title="Alessandro Ferri <alessandroferri_015@fastwebnet.it>"> Alessandro Ferri</a> <pre>I have also attached the code of the program: pcm_avail-time-test.c created by Alessandro Ferri on 2014-10-13 15:07 UTC <a href="https://bugs.freedesktop.org/attachment.cgi?id=107782">https://bugs.freedesktop.org/attachment.cgi?id=107782</a> you can look at the code and see where is the bug? I can get other prints to verify the code. (In reply to Raymond from <a href="show_bug.cgi?id=84585#c57">comment #57</a>) > seem your program have bugs > > 1) no clock time > 2) elapsed time between two successive result seem not correct > > > > now_us - last_us=196 now_us - start_us=288 0 Available: 48 loop > iteration: 1 > now_us - last_us=120 now_us - start_us=408 0 Available: 56 loop > iteration: 2 > now_us - last_us=114 now_us - start_us=522 0 Available: 64 loop > iteration: 3 > now_us - last_us=18 now_us - start_us=653 0 Available: 72 loop > iteration: 5 > now_us - last_us=11 now_us - start_us=799 0 Available: 80 loop > iteration: 9 > now_us - last_us=13 now_us - start_us=974 0 Available: 88 loop > iteration: 15 > now_us - last_us=14 now_us - start_us=1135 0 Available: 96 loop > iteration: 20</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>