diff options
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/echoaudio/darla20_dsp.c')
| -rw-r--r-- | ANDROID_3.4.5/sound/pci/echoaudio/darla20_dsp.c | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/ANDROID_3.4.5/sound/pci/echoaudio/darla20_dsp.c b/ANDROID_3.4.5/sound/pci/echoaudio/darla20_dsp.c deleted file mode 100644 index 20c7cbc8..00000000 --- a/ANDROID_3.4.5/sound/pci/echoaudio/darla20_dsp.c +++ /dev/null @@ -1,130 +0,0 @@ -/*************************************************************************** - - 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 <pochini@shiny.it> - -****************************************************************************/ - - -static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id) -{ - int err; - - DE_INIT(("init_hw() - Darla20\n")); - if (snd_BUG_ON((subdevice_id & 0xfff0) != DARLA20)) - return -ENODEV; - - if ((err = init_dsp_comm_page(chip))) { - DE_INIT(("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; - - DE_INIT(("init_hw done\n")); - 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); -} |