On Mon, 30 Nov 2015 16:24:41 +0100, Ville Syrjälä wrote: > > On Mon, Nov 30, 2015 at 02:37:46PM +0100, Takashi Iwai wrote: > > Implement a new i915_audio_component_ops, get_eld(). It's called by > > the audio driver to fetch the current ELD of the given HDMI/DP port. > > It returns the size of ELD bytes if it's valid, or zero if the audio > > is disabled or unplugged, or a negative error code. > > Why do we need this? Isn't it something the eld notify hook should > pass from i915 to the audio driver? We need this at least in two situations: - when the audio driver is probed - when the audio driver is resumed > At least with the locking you have for this, the audio driver can not > call this from the eld notify hook since it would deadlock. OK, then we may change the eld_notify to pass the values in the arguments, and also add the new op with a lock to be called from other places from other places. Takashi _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
