Lines Matching refs:mpu
1159 static inline unsigned char mpu401_read(struct emu10k1x *emu, struct emu10k1x_midi *mpu, int idx)
1161 return (unsigned char)snd_emu10k1x_ptr_read(emu, mpu->port + idx, 0);
1164 static inline void mpu401_write(struct emu10k1x *emu, struct emu10k1x_midi *mpu, int data, int idx)
1166 snd_emu10k1x_ptr_write(emu, mpu->port + idx, 0, data);
1169 #define mpu401_write_data(emu, mpu, data) mpu401_write(emu, mpu, data, 0)
1170 #define mpu401_write_cmd(emu, mpu, data) mpu401_write(emu, mpu, data, 1)
1171 #define mpu401_read_data(emu, mpu) mpu401_read(emu, mpu, 0)
1172 #define mpu401_read_stat(emu, mpu) mpu401_read(emu, mpu, 1)
1174 #define mpu401_input_avail(emu,mpu) (!(mpu401_read_stat(emu,mpu) & 0x80))
1175 #define mpu401_output_ready(emu,mpu) (!(mpu401_read_stat(emu,mpu) & 0x40))
1181 static void mpu401_clear_rx(struct emu10k1x *emu, struct emu10k1x_midi *mpu)
1184 for (; timeout > 0 && mpu401_input_avail(emu, mpu); timeout--)
1185 mpu401_read_data(emu, mpu);
1190 mpu401_read_stat(emu, mpu));