3    Copyright Echo Digital Audio Corporation (c) 1998 - 2004
7    This file is part of Echo Digital Audio's generic driver library.
9    Echo Digital Audio's generic driver library is free software;
21    Foundation, Inc., 59 Temple Place - Suite 330, Boston,
22    MA  02111-1307, USA.
26  Translation from C++ and adaptation for use in ALSA-Driver
44 		return -ENODEV;  in init_hw()
48 		dev_err(chip->card->dev,  in init_hw()
49 			"init_hw - could not initialize DSP comm page\n");  in init_hw()
53 	chip->device_id = device_id;  in init_hw()
54 	chip->subdevice_id = subdevice_id;  in init_hw()
55 	chip->bad_board = true;  in init_hw()
56 	chip->has_midi = true;  in init_hw()
57 	chip->dsp_code_to_load = FW_LAYLA20_DSP;  in init_hw()
58 	chip->input_clock_types =  in init_hw()
61 	chip->output_clock_types =  in init_hw()
67 	chip->bad_board = false;  in init_hw()
76 	chip->professional_spdif = false;  in set_mixer_defaults()
87 	clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks);  in detect_input_clocks()
106 /* ASIC status check - some cards have one or two ASICs that need to be
110 defective - the external box may be disconnected or turned off.
118 	chip->asic_loaded = false;  in check_asic_status()
125 			dev_err(chip->card->dev,  in check_asic_status()
127 			return -EIO;  in check_asic_status()
132 				chip->asic_loaded = true;  in check_asic_status()
137 	return -EIO;  in check_asic_status()
147 	if (chip->asic_loaded)  in load_asic()
164 		return -EINVAL;  in set_sample_rate()
167 	   simply treat it as a non-event. */  in set_sample_rate()
168 	if (chip->input_clock != ECHO_CLOCK_INTERNAL) {  in set_sample_rate()
169 		dev_warn(chip->card->dev,  in set_sample_rate()
170 			 "Cannot set sample rate - clock not set to CLK_CLOCKININTERNAL\n");  in set_sample_rate()
171 		chip->comm_page->sample_rate = cpu_to_le32(rate);  in set_sample_rate()
172 		chip->sample_rate = rate;  in set_sample_rate()
177 		return -EIO;  in set_sample_rate()
179 	dev_dbg(chip->card->dev, "set_sample_rate(%d)\n", rate);  in set_sample_rate()
180 	chip->sample_rate = rate;  in set_sample_rate()
181 	chip->comm_page->sample_rate = cpu_to_le32(rate);  in set_sample_rate()
196 		rate = chip->sample_rate;  in set_input_clock()
209 		dev_err(chip->card->dev,  in set_input_clock()
212 		return -EINVAL;  in set_input_clock()
214 	chip->input_clock = clock_source;  in set_input_clock()
216 	chip->comm_page->input_clock = cpu_to_le16(clock);  in set_input_clock()
238 		dev_err(chip->card->dev, "set_output_clock wrong clock\n");  in set_output_clock()
239 		return -EINVAL;  in set_output_clock()
243 		return -EIO;  in set_output_clock()
245 	chip->comm_page->output_clock = cpu_to_le16(clock);  in set_output_clock()
246 	chip->output_clock = clock;  in set_output_clock()
253 /* Set input bus gain (one unit is 0.5dB !) */
254 static int set_input_gain(struct echoaudio *chip, u16 input, int gain)  in set_input_gain()  argument
257 		return -EINVAL;  in set_input_gain()
260 		return -EIO;  in set_input_gain()
262 	chip->input_gain[input] = gain;  in set_input_gain()
263 	gain += GL20_INPUT_GAIN_MAGIC_NUMBER;  in set_input_gain()
264 	chip->comm_page->line_in_level[input] = gain;  in set_input_gain()
274 		return -EIO;  in update_flags()
284 		chip->comm_page->flags |=  in set_professional_spdif()
287 		chip->comm_page->flags &=  in set_professional_spdif()
289 	chip->professional_spdif = prof;  in set_professional_spdif()