Changelog:
http://www.alsa-project.org/main/index.php/Changes_v1.1.1_v1.1.2
The FFT code in alsabat changed from double precision to single
precision floating point numbers, which is why the fftw dependency
changed to fftwf.
(From OE-Core rev: 2b44e468d20a0256fba896562e2e7d1ae593a4c8)
Signed-off-by: Tanu Kaskinen <tanuk@iki.fi>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>