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32static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
33 int gain);
34static int update_vmixer_level(struct echoaudio *chip);
35
36
37static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
38{
39 int err;
40
41 if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO_IO))
42 return -ENODEV;
43
44 if ((err = init_dsp_comm_page(chip))) {
45 dev_err(chip->card->dev,
46 "init_hw - could not initialize DSP comm page\n");
47 return err;
48 }
49
50 chip->device_id = device_id;
51 chip->subdevice_id = subdevice_id;
52 chip->bad_board = true;
53 chip->dsp_code_to_load = FW_INDIGO_IO_DSP;
54
55
56 chip->asic_loaded = true;
57 chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL;
58
59 if ((err = load_firmware(chip)) < 0)
60 return err;
61 chip->bad_board = false;
62
63 return err;
64}
65
66
67
68static int set_mixer_defaults(struct echoaudio *chip)
69{
70 return init_line_levels(chip);
71}
72
73
74
75static u32 detect_input_clocks(const struct echoaudio *chip)
76{
77 return ECHO_CLOCK_BIT_INTERNAL;
78}
79
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81
82
83static int load_asic(struct echoaudio *chip)
84{
85 return 0;
86}
87
88
89
90static int set_sample_rate(struct echoaudio *chip, u32 rate)
91{
92 if (wait_handshake(chip))
93 return -EIO;
94
95 chip->sample_rate = rate;
96 chip->comm_page->sample_rate = cpu_to_le32(rate);
97 clear_handshake(chip);
98 return send_vector(chip, DSP_VC_UPDATE_CLOCKS);
99}
100
101
102
103
104static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
105 int gain)
106{
107 int index;
108
109 if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
110 output >= num_busses_out(chip)))
111 return -EINVAL;
112
113 if (wait_handshake(chip))
114 return -EIO;
115
116 chip->vmixer_gain[output][pipe] = gain;
117 index = output * num_pipes_out(chip) + pipe;
118 chip->comm_page->vmixer[index] = gain;
119
120 dev_dbg(chip->card->dev,
121 "set_vmixer_gain: pipe %d, out %d = %d\n", pipe, output, gain);
122 return 0;
123}
124
125
126
127
128static int update_vmixer_level(struct echoaudio *chip)
129{
130 if (wait_handshake(chip))
131 return -EIO;
132 clear_handshake(chip);
133 return send_vector(chip, DSP_VC_SET_VMIXER_GAIN);
134}
135
136