Maya Erez <qca_merez@xxxxxxxxxxxxxxxx> writes: > From: Lior David <qca_liord@xxxxxxxxxxxxxxxx> > > In fine timing measurements, the calculation is affected by > 2 parts: timing of packets over the air, which is platform > independent, and platform-specific delays, which are dependent > on things like antenna cable length and type. > Add a sysfs file which allows to get/set these platform specific > delays, separated into the TX and RX components. > There are 2 key scenarios where the file can be used: > 1. Calibration - start with some initial values (for example, > the default values at startup), make measurements at a known > distance, then iteratively change the values until the > measurement results match the known distance. > 2. Adjust the delays when platform starts up, based on known > values. > > Signed-off-by: Lior David <qca_liord@xxxxxxxxxxxxxxxx> > Signed-off-by: Maya Erez <qca_merez@xxxxxxxxxxxxxxxx> Can't this go via nl80211? sysfs is not really supposed to be used for something like this. -- Kalle Valo
