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author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
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committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /ANDROID_3.4.5/sound/pci/echoaudio/gina20_dsp.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'ANDROID_3.4.5/sound/pci/echoaudio/gina20_dsp.c')
-rw-r--r-- | ANDROID_3.4.5/sound/pci/echoaudio/gina20_dsp.c | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/ANDROID_3.4.5/sound/pci/echoaudio/gina20_dsp.c b/ANDROID_3.4.5/sound/pci/echoaudio/gina20_dsp.c deleted file mode 100644 index d1615a05..00000000 --- a/ANDROID_3.4.5/sound/pci/echoaudio/gina20_dsp.c +++ /dev/null @@ -1,220 +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 set_professional_spdif(struct echoaudio *chip, char prof); -static int update_flags(struct echoaudio *chip); - - -static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id) -{ - int err; - - DE_INIT(("init_hw() - Gina20\n")); - if (snd_BUG_ON((subdevice_id & 0xfff0) != GINA20)) - 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_GINA20_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 | - ECHO_CLOCK_BIT_SPDIF; - - 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) -{ - chip->professional_spdif = FALSE; - return init_line_levels(chip); -} - - - -static u32 detect_input_clocks(const struct echoaudio *chip) -{ - u32 clocks_from_dsp, clock_bits; - - /* Map the DSP clock detect bits to the generic driver clock - detect bits */ - clocks_from_dsp = le32_to_cpu(chip->comm_page->status_clocks); - - clock_bits = ECHO_CLOCK_BIT_INTERNAL; - - if (clocks_from_dsp & GLDM_CLOCK_DETECT_BIT_SPDIF) - clock_bits |= ECHO_CLOCK_BIT_SPDIF; - - return clock_bits; -} - - - -/* The Gina20 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); -} - - - -static int set_input_clock(struct echoaudio *chip, u16 clock) -{ - DE_ACT(("set_input_clock:\n")); - - switch (clock) { - case ECHO_CLOCK_INTERNAL: - /* Reset the audio state to unknown (just in case) */ - chip->clock_state = GD_CLOCK_UNDEF; - chip->spdif_status = GD_SPDIF_STATUS_UNDEF; - set_sample_rate(chip, chip->sample_rate); - chip->input_clock = clock; - DE_ACT(("Set Gina clock to INTERNAL\n")); - break; - case ECHO_CLOCK_SPDIF: - chip->comm_page->gd_clock_state = GD_CLOCK_SPDIFIN; - chip->comm_page->gd_spdif_status = GD_SPDIF_STATUS_NOCHANGE; - clear_handshake(chip); - send_vector(chip, DSP_VC_SET_GD_AUDIO_STATE); - chip->clock_state = GD_CLOCK_SPDIFIN; - DE_ACT(("Set Gina20 clock to SPDIF\n")); - chip->input_clock = clock; - break; - default: - return -EINVAL; - } - - return 0; -} - - - -/* Set input bus gain (one unit is 0.5dB !) */ -static int set_input_gain(struct echoaudio *chip, u16 input, int gain) -{ - if (snd_BUG_ON(input >= num_busses_in(chip))) - return -EINVAL; - - if (wait_handshake(chip)) - return -EIO; - - chip->input_gain[input] = gain; - gain += GL20_INPUT_GAIN_MAGIC_NUMBER; - chip->comm_page->line_in_level[input] = gain; - return 0; -} - - - -/* Tell the DSP to reread the flags from the comm page */ -static int update_flags(struct echoaudio *chip) -{ - if (wait_handshake(chip)) - return -EIO; - clear_handshake(chip); - return send_vector(chip, DSP_VC_UPDATE_FLAGS); -} - - - -static int set_professional_spdif(struct echoaudio *chip, char prof) -{ - DE_ACT(("set_professional_spdif %d\n", prof)); - if (prof) - chip->comm_page->flags |= - cpu_to_le32(DSP_FLAG_PROFESSIONAL_SPDIF); - else - chip->comm_page->flags &= - ~cpu_to_le32(DSP_FLAG_PROFESSIONAL_SPDIF); - chip->professional_spdif = prof; - return update_flags(chip); -} |