eq4bw 127 sound/soc/codecs/wm8978.c static SOC_ENUM_SINGLE_DECL(eq4bw, WM8978_EQ4, 8, wm8978_bw); eq4bw 174 sound/soc/codecs/wm8978.c SOC_ENUM("Equaliser EQ4 Bandwidth", eq4bw),