This source file includes following definitions.
- init_hw
- set_mixer_defaults
- set_phantom_power
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31 static int load_asic(struct echoaudio *chip);
32 static int dsp_set_digital_mode(struct echoaudio *chip, u8 mode);
33 static int set_digital_mode(struct echoaudio *chip, u8 mode);
34 static int check_asic_status(struct echoaudio *chip);
35 static int set_sample_rate(struct echoaudio *chip, u32 rate);
36 static int set_input_clock(struct echoaudio *chip, u16 clock);
37 static int set_professional_spdif(struct echoaudio *chip, char prof);
38 static int set_phantom_power(struct echoaudio *chip, char on);
39 static int write_control_reg(struct echoaudio *chip, u32 ctl, u32 frq,
40 char force);
41
42 #include <linux/interrupt.h>
43
44 static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
45 {
46 int err;
47
48 local_irq_enable();
49 if (snd_BUG_ON((subdevice_id & 0xfff0) != ECHO3G))
50 return -ENODEV;
51
52 if ((err = init_dsp_comm_page(chip))) {
53 dev_err(chip->card->dev,
54 "init_hw - could not initialize DSP comm page\n");
55 return err;
56 }
57
58 chip->comm_page->e3g_frq_register =
59 cpu_to_le32((E3G_MAGIC_NUMBER / 48000) - 2);
60 chip->device_id = device_id;
61 chip->subdevice_id = subdevice_id;
62 chip->bad_board = true;
63 chip->has_midi = true;
64 chip->dsp_code_to_load = FW_ECHO3G_DSP;
65
66
67
68 err = load_firmware(chip);
69
70 if (err < 0) {
71 return err;
72 } else if (err == E3G_GINA3G_BOX_TYPE) {
73 chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL |
74 ECHO_CLOCK_BIT_SPDIF |
75 ECHO_CLOCK_BIT_ADAT;
76 chip->card_name = "Gina3G";
77 chip->px_digital_out = chip->bx_digital_out = 6;
78 chip->px_analog_in = chip->bx_analog_in = 14;
79 chip->px_digital_in = chip->bx_digital_in = 16;
80 chip->px_num = chip->bx_num = 24;
81 chip->has_phantom_power = true;
82 chip->hasnt_input_nominal_level = true;
83 } else if (err == E3G_LAYLA3G_BOX_TYPE) {
84 chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL |
85 ECHO_CLOCK_BIT_SPDIF |
86 ECHO_CLOCK_BIT_ADAT |
87 ECHO_CLOCK_BIT_WORD;
88 chip->card_name = "Layla3G";
89 chip->px_digital_out = chip->bx_digital_out = 8;
90 chip->px_analog_in = chip->bx_analog_in = 16;
91 chip->px_digital_in = chip->bx_digital_in = 24;
92 chip->px_num = chip->bx_num = 32;
93 } else {
94 return -ENODEV;
95 }
96
97 chip->digital_modes = ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_RCA |
98 ECHOCAPS_HAS_DIGITAL_MODE_SPDIF_OPTICAL |
99 ECHOCAPS_HAS_DIGITAL_MODE_ADAT;
100
101 return err;
102 }
103
104
105
106 static int set_mixer_defaults(struct echoaudio *chip)
107 {
108 chip->digital_mode = DIGITAL_MODE_SPDIF_RCA;
109 chip->professional_spdif = false;
110 chip->non_audio_spdif = false;
111 chip->bad_board = false;
112 chip->phantom_power = false;
113 return init_line_levels(chip);
114 }
115
116
117
118 static int set_phantom_power(struct echoaudio *chip, char on)
119 {
120 u32 control_reg = le32_to_cpu(chip->comm_page->control_register);
121
122 if (on)
123 control_reg |= E3G_PHANTOM_POWER;
124 else
125 control_reg &= ~E3G_PHANTOM_POWER;
126
127 chip->phantom_power = on;
128 return write_control_reg(chip, control_reg,
129 le32_to_cpu(chip->comm_page->e3g_frq_register),
130 0);
131 }