4beb3b40ae
This will make it possible for userspace to know whether reading will block, without blocking on the fd. This makes it possible to drain all queued CRC's in blocking mode, without having to reopen the fd. Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20180202142743.68527-1-maarten.lankhorst@linux.intel.com Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com> [mlankhorst: Use POLLIN|POLLRDNORM, based on Ville's suggestion] |
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| Makefile | ||