/*************************************************************************** Copyright Echo Digital Audio Corporation (c) 1998 - 2004 All rights reserved www.echoaudio.com This file is part of Echo Digital Audio's generic driver library. Echo Digital Audio's generic driver library is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. ************************************************************************* Translation from C++ and adaptation for use in ALSA-Driver were made by Giuliano Pochini ****************************************************************************/ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id) { int err; if (snd_BUG_ON((subdevice_id & 0xfff0) != DARLA20)) return -ENODEV; if ((err = init_dsp_comm_page(chip))) { dev_err(chip->card->dev, "init_hw: could not initialize DSP comm page\n"); return err; } chip->device_id = device_id; chip->subdevice_id = subdevice_id; chip->bad_board = true; chip->dsp_code_to_load = FW_DARLA20_DSP; chip->spdif_status = GD_SPDIF_STATUS_UNDEF; chip->clock_state = GD_CLOCK_UNDEF; /* Since this card has no ASIC, mark it as loaded so everything works OK */ chip->asic_loaded = true; chip->input_clock_types = ECHO_CLOCK_BIT_INTERNAL; if ((err = load_firmware(chip)) < 0) return err; chip->bad_board = false; return err; } static int set_mixer_defaults(struct echoaudio *chip) { return init_line_levels(chip); } /* The Darla20 has no external clock sources */ static u32 detect_input_clocks(const struct echoaudio *chip) { return ECHO_CLOCK_BIT_INTERNAL; } /* The Darla20 has no ASIC. Just do nothing */ static int load_asic(struct echoaudio *chip) { return 0; } static int set_sample_rate(struct echoaudio *chip, u32 rate) { u8 clock_state, spdif_status; if (wait_handshake(chip)) return -EIO; switch (rate) { case 44100: clock_state = GD_CLOCK_44; spdif_status = GD_SPDIF_STATUS_44; break; case 48000: clock_state = GD_CLOCK_48; spdif_status = GD_SPDIF_STATUS_48; break; default: clock_state = GD_CLOCK_NOCHANGE; spdif_status = GD_SPDIF_STATUS_NOCHANGE; break; } if (chip->clock_state == clock_state) clock_state = GD_CLOCK_NOCHANGE; if (spdif_status == chip->spdif_status) spdif_status = GD_SPDIF_STATUS_NOCHANGE; chip->comm_page->sample_rate = cpu_to_le32(rate); chip->comm_page->gd_clock_state = clock_state; chip->comm_page->gd_spdif_status = spdif_status; chip->comm_page->gd_resampler_state = 3; /* magic number - should always be 3 */ /* Save the new audio state if it changed */ if (clock_state != GD_CLOCK_NOCHANGE) chip->clock_state = clock_state; if (spdif_status != GD_SPDIF_STATUS_NOCHANGE) chip->spdif_status = spdif_status; chip->sample_rate = rate; clear_handshake(chip); return send_vector(chip, DSP_VC_SET_GD_AUDIO_STATE); } p;showmsg=1'>Expand)AuthorFilesLines value='6'>6space:mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2016-10-15 12:17:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-10-15 12:17:50 -0700
commit1001354ca34179f3db924eb66672442a173147dc (patch)
tree000de57080b6bece6d336bc8c9d377a59b8129c9 /include/dt-bindings/mfd
parentdf34d04a6f09ba41037e58c3df6d6fbed0ffcde9 (diff)
Linux 4.9-rc1
Diffstat (limited to 'include/dt-bindings/mfd')
2a173147dc'>diff)
regulator: pwm: Add missing quotes to DT example
Reported-by: Peter Rosin <peda@axentia.se> Signed-off-by: Mark Brown <broonie@kernel.org> Acked-by: Rob Herring <robh@kernel.org>
Diffstat (limited to 'include/dt-bindings/media/c8sectpfe.h')