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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_DJ))
42 return -ENODEV;
43
44 err = init_dsp_comm_page(chip);
45 if (err) {
46 dev_err(chip->card->dev,
47 "init_hw - could not initialize DSP comm page\n");
48 return err;
49 }
50
51 chip->device_id = device_id;
52 chip->subdevice_id = subdevice_id;
53 chip->bad_board = true;
54 chip->dsp_code_to_load = FW_INDIGO_DJ_DSP;
55
56
57 chip->asic_loaded = true;
58 chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL;
59
60 err = load_firmware(chip);
61 if (err < 0)
62 return err;
63 chip->bad_board = false;
64
65 return err;
66}
67
68
69
70static int set_mixer_defaults(struct echoaudio *chip)
71{
72 return init_line_levels(chip);
73}
74
75
76
77static u32 detect_input_clocks(const struct echoaudio *chip)
78{
79 return ECHO_CLOCK_BIT_INTERNAL;
80}
81
82
83
84
85static int load_asic(struct echoaudio *chip)
86{
87 return 0;
88}
89
90
91
92static int set_sample_rate(struct echoaudio *chip, u32 rate)
93{
94 u32 control_reg;
95
96 switch (rate) {
97 case 96000:
98 control_reg = MIA_96000;
99 break;
100 case 88200:
101 control_reg = MIA_88200;
102 break;
103 case 48000:
104 control_reg = MIA_48000;
105 break;
106 case 44100:
107 control_reg = MIA_44100;
108 break;
109 case 32000:
110 control_reg = MIA_32000;
111 break;
112 default:
113 dev_err(chip->card->dev,
114 "set_sample_rate: %d invalid!\n", rate);
115 return -EINVAL;
116 }
117
118
119 if (control_reg != le32_to_cpu(chip->comm_page->control_register)) {
120 if (wait_handshake(chip))
121 return -EIO;
122
123 chip->comm_page->sample_rate = cpu_to_le32(rate);
124 chip->comm_page->control_register = cpu_to_le32(control_reg);
125 chip->sample_rate = rate;
126
127 clear_handshake(chip);
128 return send_vector(chip, DSP_VC_UPDATE_CLOCKS);
129 }
130 return 0;
131}
132
133
134
135
136static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
137 int gain)
138{
139 int index;
140
141 if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
142 output >= num_busses_out(chip)))
143 return -EINVAL;
144
145 if (wait_handshake(chip))
146 return -EIO;
147
148 chip->vmixer_gain[output][pipe] = gain;
149 index = output * num_pipes_out(chip) + pipe;
150 chip->comm_page->vmixer[index] = gain;
151
152 dev_dbg(chip->card->dev,
153 "set_vmixer_gain: pipe %d, out %d = %d\n", pipe, output, gain);
154 return 0;
155}
156
157
158
159
160static int update_vmixer_level(struct echoaudio *chip)
161{
162 if (wait_handshake(chip))
163 return -EIO;
164 clear_handshake(chip);
165 return send_vector(chip, DSP_VC_SET_VMIXER_GAIN);
166}
167
168