<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [GLK-RVP]HDA verb command response timedout; board to board variation with same S/W" href="https://bugs.freedesktop.org/show_bug.cgi?id=102937#c2">Comment # 2</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [GLK-RVP]HDA verb command response timedout; board to board variation with same S/W" href="https://bugs.freedesktop.org/show_bug.cgi?id=102937">bug 102937</a> from <a class="email" href="mailto:sathyanarayana.nujella@intel.com" title="Sathyanarayana Nujella <sathyanarayana.nujella@intel.com>"> Sathyanarayana Nujella</a> <pre>This is the location where HDA verb command issue observed: <a href="https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git/tree/sound/soc/intel/skylake/skl.c?h=for-next#n523">https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git/tree/sound/soc/intel/skylake/skl.c?h=for-next#n523</a> static int probe_codec(struct hdac_ext_bus *ebus, int addr) { struct hdac_bus *bus = ebus_to_hbus(ebus); unsigned int cmd = (addr << 28) | (AC_NODE_ROOT << 20) | (AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID; unsigned int res = -1; mutex_lock(&bus->cmd_mutex); snd_hdac_bus_send_cmd(bus, cmd); snd_hdac_bus_get_response(bus, addr, &res); ==> For the above hadc bus got response timedout and log shows this response: [ 6.388520] addr=0x2 cmd=0x200f0000 res=0xffffffff</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>