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412 lines
11 KiB
412 lines
11 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* Driver for Digigram pcxhr compatible soundcards |
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* |
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* hwdep device manager |
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* |
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* Copyright (c) 2004 by Digigram <[email protected]> |
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*/ |
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#include <linux/interrupt.h> |
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#include <linux/vmalloc.h> |
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#include <linux/firmware.h> |
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#include <linux/pci.h> |
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#include <linux/module.h> |
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#include <linux/io.h> |
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#include <sound/core.h> |
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#include <sound/hwdep.h> |
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#include "pcxhr.h" |
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#include "pcxhr_mixer.h" |
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#include "pcxhr_hwdep.h" |
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#include "pcxhr_core.h" |
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#include "pcxhr_mix22.h" |
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static int pcxhr_sub_init(struct pcxhr_mgr *mgr); |
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/* |
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* get basic information and init pcxhr card |
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*/ |
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static int pcxhr_init_board(struct pcxhr_mgr *mgr) |
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{ |
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int err; |
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struct pcxhr_rmh rmh; |
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int card_streams; |
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/* calc the number of all streams used */ |
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if (mgr->mono_capture) |
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card_streams = mgr->capture_chips * 2; |
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else |
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card_streams = mgr->capture_chips; |
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card_streams += mgr->playback_chips * PCXHR_PLAYBACK_STREAMS; |
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/* enable interrupts */ |
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pcxhr_enable_dsp(mgr); |
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pcxhr_init_rmh(&rmh, CMD_SUPPORTED); |
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err = pcxhr_send_msg(mgr, &rmh); |
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if (err) |
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return err; |
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/* test 4, 8 or 12 phys out */ |
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if ((rmh.stat[0] & MASK_FIRST_FIELD) < mgr->playback_chips * 2) |
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return -EINVAL; |
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/* test 4, 8 or 2 phys in */ |
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if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) < |
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mgr->capture_chips * 2) |
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return -EINVAL; |
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/* test max nb substream per board */ |
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if ((rmh.stat[1] & 0x5F) < card_streams) |
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return -EINVAL; |
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/* test max nb substream per pipe */ |
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if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS) |
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return -EINVAL; |
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dev_dbg(&mgr->pci->dev, |
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"supported formats : playback=%x capture=%x\n", |
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rmh.stat[2], rmh.stat[3]); |
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pcxhr_init_rmh(&rmh, CMD_VERSION); |
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/* firmware num for DSP */ |
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rmh.cmd[0] |= mgr->firmware_num; |
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/* transfer granularity in samples (should be multiple of 48) */ |
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rmh.cmd[1] = (1<<23) + mgr->granularity; |
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rmh.cmd_len = 2; |
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err = pcxhr_send_msg(mgr, &rmh); |
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if (err) |
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return err; |
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dev_dbg(&mgr->pci->dev, |
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"PCXHR DSP version is %d.%d.%d\n", (rmh.stat[0]>>16)&0xff, |
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(rmh.stat[0]>>8)&0xff, rmh.stat[0]&0xff); |
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mgr->dsp_version = rmh.stat[0]; |
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if (mgr->is_hr_stereo) |
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err = hr222_sub_init(mgr); |
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else |
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err = pcxhr_sub_init(mgr); |
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return err; |
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} |
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static int pcxhr_sub_init(struct pcxhr_mgr *mgr) |
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{ |
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int err; |
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struct pcxhr_rmh rmh; |
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/* get options */ |
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pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); |
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rmh.cmd[0] |= IO_NUM_REG_STATUS; |
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rmh.cmd[1] = REG_STATUS_OPTIONS; |
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rmh.cmd_len = 2; |
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err = pcxhr_send_msg(mgr, &rmh); |
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if (err) |
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return err; |
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if ((rmh.stat[1] & REG_STATUS_OPT_DAUGHTER_MASK) == |
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REG_STATUS_OPT_ANALOG_BOARD) |
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mgr->board_has_analog = 1; /* analog addon board found */ |
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/* unmute inputs */ |
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err = pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, |
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REG_CONT_UNMUTE_INPUTS, NULL); |
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if (err) |
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return err; |
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/* unmute outputs (a write to IO_NUM_REG_MUTE_OUT mutes!) */ |
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pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); |
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rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; |
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if (DSP_EXT_CMD_SET(mgr)) { |
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rmh.cmd[1] = 1; /* unmute digital plugs */ |
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rmh.cmd_len = 2; |
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} |
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err = pcxhr_send_msg(mgr, &rmh); |
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return err; |
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} |
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void pcxhr_reset_board(struct pcxhr_mgr *mgr) |
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{ |
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struct pcxhr_rmh rmh; |
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if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { |
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/* mute outputs */ |
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if (!mgr->is_hr_stereo) { |
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/* a read to IO_NUM_REG_MUTE_OUT register unmutes! */ |
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pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); |
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rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; |
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pcxhr_send_msg(mgr, &rmh); |
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/* mute inputs */ |
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pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, |
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0, NULL); |
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} |
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/* stereo cards mute with reset of dsp */ |
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} |
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/* reset pcxhr dsp */ |
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if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_EPRM_INDEX)) |
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pcxhr_reset_dsp(mgr); |
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/* reset second xilinx */ |
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if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_XLX_COM_INDEX)) { |
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pcxhr_reset_xilinx_com(mgr); |
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mgr->dsp_loaded = 1; |
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} |
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return; |
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} |
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/* |
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* allocate a playback/capture pipe (pcmp0/pcmc0) |
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*/ |
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static int pcxhr_dsp_allocate_pipe(struct pcxhr_mgr *mgr, |
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struct pcxhr_pipe *pipe, |
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int is_capture, int pin) |
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{ |
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int stream_count, audio_count; |
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int err; |
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struct pcxhr_rmh rmh; |
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if (is_capture) { |
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stream_count = 1; |
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if (mgr->mono_capture) |
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audio_count = 1; |
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else |
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audio_count = 2; |
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} else { |
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stream_count = PCXHR_PLAYBACK_STREAMS; |
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audio_count = 2; /* always stereo */ |
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} |
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dev_dbg(&mgr->pci->dev, "snd_add_ref_pipe pin(%d) pcm%c0\n", |
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pin, is_capture ? 'c' : 'p'); |
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pipe->is_capture = is_capture; |
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pipe->first_audio = pin; |
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/* define pipe (P_PCM_ONLY_MASK (0x020000) is not necessary) */ |
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pcxhr_init_rmh(&rmh, CMD_RES_PIPE); |
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pcxhr_set_pipe_cmd_params(&rmh, is_capture, pin, |
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audio_count, stream_count); |
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rmh.cmd[1] |= 0x020000; /* add P_PCM_ONLY_MASK */ |
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if (DSP_EXT_CMD_SET(mgr)) { |
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/* add channel mask to command */ |
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rmh.cmd[rmh.cmd_len++] = (audio_count == 1) ? 0x01 : 0x03; |
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} |
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err = pcxhr_send_msg(mgr, &rmh); |
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if (err < 0) { |
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dev_err(&mgr->pci->dev, "error pipe allocation " |
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"(CMD_RES_PIPE) err=%x!\n", err); |
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return err; |
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} |
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pipe->status = PCXHR_PIPE_DEFINED; |
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return 0; |
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} |
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/* |
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* free playback/capture pipe (pcmp0/pcmc0) |
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*/ |
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#if 0 |
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static int pcxhr_dsp_free_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe) |
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{ |
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struct pcxhr_rmh rmh; |
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int capture_mask = 0; |
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int playback_mask = 0; |
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int err = 0; |
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if (pipe->is_capture) |
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capture_mask = (1 << pipe->first_audio); |
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else |
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playback_mask = (1 << pipe->first_audio); |
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/* stop one pipe */ |
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err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0); |
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if (err < 0) |
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dev_err(&mgr->pci->dev, "error stopping pipe!\n"); |
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/* release the pipe */ |
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pcxhr_init_rmh(&rmh, CMD_FREE_PIPE); |
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pcxhr_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->first_audio, |
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0, 0); |
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err = pcxhr_send_msg(mgr, &rmh); |
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if (err < 0) |
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dev_err(&mgr->pci->dev, "error pipe release " |
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"(CMD_FREE_PIPE) err(%x)\n", err); |
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pipe->status = PCXHR_PIPE_UNDEFINED; |
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return err; |
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} |
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#endif |
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static int pcxhr_config_pipes(struct pcxhr_mgr *mgr) |
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{ |
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int err, i, j; |
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struct snd_pcxhr *chip; |
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struct pcxhr_pipe *pipe; |
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/* allocate the pipes on the dsp */ |
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for (i = 0; i < mgr->num_cards; i++) { |
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chip = mgr->chip[i]; |
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if (chip->nb_streams_play) { |
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pipe = &chip->playback_pipe; |
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err = pcxhr_dsp_allocate_pipe( mgr, pipe, 0, i*2); |
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if (err) |
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return err; |
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for(j = 0; j < chip->nb_streams_play; j++) |
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chip->playback_stream[j].pipe = pipe; |
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} |
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for (j = 0; j < chip->nb_streams_capt; j++) { |
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pipe = &chip->capture_pipe[j]; |
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err = pcxhr_dsp_allocate_pipe(mgr, pipe, 1, i*2 + j); |
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if (err) |
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return err; |
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chip->capture_stream[j].pipe = pipe; |
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} |
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} |
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return 0; |
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} |
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static int pcxhr_start_pipes(struct pcxhr_mgr *mgr) |
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{ |
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int i, j; |
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struct snd_pcxhr *chip; |
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int playback_mask = 0; |
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int capture_mask = 0; |
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/* start all the pipes on the dsp */ |
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for (i = 0; i < mgr->num_cards; i++) { |
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chip = mgr->chip[i]; |
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if (chip->nb_streams_play) |
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playback_mask |= 1 << chip->playback_pipe.first_audio; |
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for (j = 0; j < chip->nb_streams_capt; j++) |
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capture_mask |= 1 << chip->capture_pipe[j].first_audio; |
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} |
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return pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1); |
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} |
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static int pcxhr_dsp_load(struct pcxhr_mgr *mgr, int index, |
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const struct firmware *dsp) |
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{ |
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int err, card_index; |
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dev_dbg(&mgr->pci->dev, |
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"loading dsp [%d] size = %zd\n", index, dsp->size); |
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switch (index) { |
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case PCXHR_FIRMWARE_XLX_INT_INDEX: |
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pcxhr_reset_xilinx_com(mgr); |
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return pcxhr_load_xilinx_binary(mgr, dsp, 0); |
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case PCXHR_FIRMWARE_XLX_COM_INDEX: |
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pcxhr_reset_xilinx_com(mgr); |
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return pcxhr_load_xilinx_binary(mgr, dsp, 1); |
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case PCXHR_FIRMWARE_DSP_EPRM_INDEX: |
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pcxhr_reset_dsp(mgr); |
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return pcxhr_load_eeprom_binary(mgr, dsp); |
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case PCXHR_FIRMWARE_DSP_BOOT_INDEX: |
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return pcxhr_load_boot_binary(mgr, dsp); |
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case PCXHR_FIRMWARE_DSP_MAIN_INDEX: |
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err = pcxhr_load_dsp_binary(mgr, dsp); |
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if (err) |
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return err; |
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break; /* continue with first init */ |
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default: |
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dev_err(&mgr->pci->dev, "wrong file index\n"); |
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return -EFAULT; |
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} /* end of switch file index*/ |
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/* first communication with embedded */ |
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err = pcxhr_init_board(mgr); |
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if (err < 0) { |
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dev_err(&mgr->pci->dev, "pcxhr could not be set up\n"); |
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return err; |
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} |
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err = pcxhr_config_pipes(mgr); |
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if (err < 0) { |
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dev_err(&mgr->pci->dev, "pcxhr pipes could not be set up\n"); |
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return err; |
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} |
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/* create devices and mixer in accordance with HW options*/ |
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for (card_index = 0; card_index < mgr->num_cards; card_index++) { |
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struct snd_pcxhr *chip = mgr->chip[card_index]; |
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err = pcxhr_create_pcm(chip); |
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if (err < 0) |
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return err; |
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if (card_index == 0) { |
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err = pcxhr_create_mixer(chip->mgr); |
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if (err < 0) |
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return err; |
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} |
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err = snd_card_register(chip->card); |
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if (err < 0) |
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return err; |
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} |
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err = pcxhr_start_pipes(mgr); |
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if (err < 0) { |
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dev_err(&mgr->pci->dev, "pcxhr pipes could not be started\n"); |
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return err; |
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} |
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dev_dbg(&mgr->pci->dev, |
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"pcxhr firmware downloaded and successfully set up\n"); |
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return 0; |
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} |
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/* |
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* fw loader entry |
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*/ |
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int pcxhr_setup_firmware(struct pcxhr_mgr *mgr) |
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{ |
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static const char * const fw_files[][5] = { |
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[0] = { "xlxint.dat", "xlxc882hr.dat", |
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"dspe882.e56", "dspb882hr.b56", "dspd882.d56" }, |
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[1] = { "xlxint.dat", "xlxc882e.dat", |
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"dspe882.e56", "dspb882e.b56", "dspd882.d56" }, |
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[2] = { "xlxint.dat", "xlxc1222hr.dat", |
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"dspe882.e56", "dspb1222hr.b56", "dspd1222.d56" }, |
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[3] = { "xlxint.dat", "xlxc1222e.dat", |
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"dspe882.e56", "dspb1222e.b56", "dspd1222.d56" }, |
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[4] = { NULL, "xlxc222.dat", |
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"dspe924.e56", "dspb924.b56", "dspd222.d56" }, |
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[5] = { NULL, "xlxc924.dat", |
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"dspe924.e56", "dspb924.b56", "dspd222.d56" }, |
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}; |
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char path[32]; |
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const struct firmware *fw_entry; |
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int i, err; |
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int fw_set = mgr->fw_file_set; |
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for (i = 0; i < 5; i++) { |
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if (!fw_files[fw_set][i]) |
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continue; |
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sprintf(path, "pcxhr/%s", fw_files[fw_set][i]); |
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if (request_firmware(&fw_entry, path, &mgr->pci->dev)) { |
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dev_err(&mgr->pci->dev, |
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"pcxhr: can't load firmware %s\n", |
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path); |
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return -ENOENT; |
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} |
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/* fake hwdep dsp record */ |
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err = pcxhr_dsp_load(mgr, i, fw_entry); |
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release_firmware(fw_entry); |
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if (err < 0) |
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return err; |
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mgr->dsp_loaded |= 1 << i; |
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} |
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return 0; |
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} |
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MODULE_FIRMWARE("pcxhr/xlxint.dat"); |
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MODULE_FIRMWARE("pcxhr/xlxc882hr.dat"); |
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MODULE_FIRMWARE("pcxhr/xlxc882e.dat"); |
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MODULE_FIRMWARE("pcxhr/dspe882.e56"); |
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MODULE_FIRMWARE("pcxhr/dspb882hr.b56"); |
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MODULE_FIRMWARE("pcxhr/dspb882e.b56"); |
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MODULE_FIRMWARE("pcxhr/dspd882.d56"); |
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MODULE_FIRMWARE("pcxhr/xlxc1222hr.dat"); |
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MODULE_FIRMWARE("pcxhr/xlxc1222e.dat"); |
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MODULE_FIRMWARE("pcxhr/dspb1222hr.b56"); |
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MODULE_FIRMWARE("pcxhr/dspb1222e.b56"); |
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MODULE_FIRMWARE("pcxhr/dspd1222.d56"); |
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MODULE_FIRMWARE("pcxhr/xlxc222.dat"); |
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MODULE_FIRMWARE("pcxhr/xlxc924.dat"); |
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MODULE_FIRMWARE("pcxhr/dspe924.e56"); |
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MODULE_FIRMWARE("pcxhr/dspb924.b56"); |
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MODULE_FIRMWARE("pcxhr/dspd222.d56");
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