^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /****************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) Copyright Echo Digital Audio Corporation (c) 1998 - 2004
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) All rights reserved
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) www.echoaudio.com
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) This file is part of Echo Digital Audio's generic driver library.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) Echo Digital Audio's generic driver library is free software;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) you can redistribute it and/or modify it under the terms of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) the GNU General Public License as published by the Free Software
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) Foundation.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) This program is distributed in the hope that it will be useful,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) but WITHOUT ANY WARRANTY; without even the implied warranty of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) GNU General Public License for more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) You should have received a copy of the GNU General Public License
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) along with this program; if not, write to the Free Software
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) Foundation, Inc., 59 Temple Place - Suite 330, Boston,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) MA 02111-1307, USA.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) *************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) Translation from C++ and adaptation for use in ALSA-Driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) were made by Giuliano Pochini <pochini@shiny.it>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) ****************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) int gain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) static int update_vmixer_level(struct echoaudio *chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) if ((err = init_dsp_comm_page(chip))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) dev_err(chip->card->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) "init_hw - could not initialize DSP comm page\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) chip->device_id = device_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) chip->subdevice_id = subdevice_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) chip->bad_board = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) chip->dsp_code_to_load = FW_INDIGO_DSP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) /* Since this card has no ASIC, mark it as loaded so everything
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) works OK */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) chip->asic_loaded = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) if ((err = load_firmware(chip)) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) chip->bad_board = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) static int set_mixer_defaults(struct echoaudio *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) return init_line_levels(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) static u32 detect_input_clocks(const struct echoaudio *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) return ECHO_CLOCK_BIT_INTERNAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) /* The Indigo has no ASIC. Just do nothing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) static int load_asic(struct echoaudio *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static int set_sample_rate(struct echoaudio *chip, u32 rate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) u32 control_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) switch (rate) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) case 96000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) control_reg = MIA_96000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) case 88200:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) control_reg = MIA_88200;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) case 48000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) control_reg = MIA_48000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) case 44100:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) control_reg = MIA_44100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) case 32000:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) control_reg = MIA_32000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) dev_err(chip->card->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) "set_sample_rate: %d invalid!\n", rate);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) /* Set the control register if it has changed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) if (control_reg != le32_to_cpu(chip->comm_page->control_register)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) if (wait_handshake(chip))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) chip->comm_page->sample_rate = cpu_to_le32(rate); /* ignored by the DSP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) chip->comm_page->control_register = cpu_to_le32(control_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) chip->sample_rate = rate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) clear_handshake(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) return send_vector(chip, DSP_VC_UPDATE_CLOCKS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) /* This function routes the sound from a virtual channel to a real output */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) int gain)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) int index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) output >= num_busses_out(chip)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) if (wait_handshake(chip))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) chip->vmixer_gain[output][pipe] = gain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) index = output * num_pipes_out(chip) + pipe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) chip->comm_page->vmixer[index] = gain;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) dev_dbg(chip->card->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) "set_vmixer_gain: pipe %d, out %d = %d\n", pipe, output, gain);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) /* Tell the DSP to read and update virtual mixer levels in comm page. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) static int update_vmixer_level(struct echoaudio *chip)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) if (wait_handshake(chip))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) clear_handshake(chip);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) return send_vector(chip, DSP_VC_SET_VMIXER_GAIN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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