413 lines
11 KiB
C
413 lines
11 KiB
C
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// 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 <alsa@digigram.com>
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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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|
*/
|
||
|
|
int pcxhr_setup_firmware(struct pcxhr_mgr *mgr)
|
||
|
|
{
|
||
|
|
static const char * const fw_files[][5] = {
|
||
|
|
[0] = { "xlxint.dat", "xlxc882hr.dat",
|
||
|
|
"dspe882.e56", "dspb882hr.b56", "dspd882.d56" },
|
||
|
|
[1] = { "xlxint.dat", "xlxc882e.dat",
|
||
|
|
"dspe882.e56", "dspb882e.b56", "dspd882.d56" },
|
||
|
|
[2] = { "xlxint.dat", "xlxc1222hr.dat",
|
||
|
|
"dspe882.e56", "dspb1222hr.b56", "dspd1222.d56" },
|
||
|
|
[3] = { "xlxint.dat", "xlxc1222e.dat",
|
||
|
|
"dspe882.e56", "dspb1222e.b56", "dspd1222.d56" },
|
||
|
|
[4] = { NULL, "xlxc222.dat",
|
||
|
|
"dspe924.e56", "dspb924.b56", "dspd222.d56" },
|
||
|
|
[5] = { NULL, "xlxc924.dat",
|
||
|
|
"dspe924.e56", "dspb924.b56", "dspd222.d56" },
|
||
|
|
};
|
||
|
|
char path[32];
|
||
|
|
|
||
|
|
const struct firmware *fw_entry;
|
||
|
|
int i, err;
|
||
|
|
int fw_set = mgr->fw_file_set;
|
||
|
|
|
||
|
|
for (i = 0; i < 5; i++) {
|
||
|
|
if (!fw_files[fw_set][i])
|
||
|
|
continue;
|
||
|
|
sprintf(path, "pcxhr/%s", fw_files[fw_set][i]);
|
||
|
|
if (request_firmware(&fw_entry, path, &mgr->pci->dev)) {
|
||
|
|
dev_err(&mgr->pci->dev,
|
||
|
|
"pcxhr: can't load firmware %s\n",
|
||
|
|
path);
|
||
|
|
return -ENOENT;
|
||
|
|
}
|
||
|
|
/* fake hwdep dsp record */
|
||
|
|
err = pcxhr_dsp_load(mgr, i, fw_entry);
|
||
|
|
release_firmware(fw_entry);
|
||
|
|
if (err < 0)
|
||
|
|
return err;
|
||
|
|
mgr->dsp_loaded |= 1 << i;
|
||
|
|
}
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxint.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxc882hr.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxc882e.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspe882.e56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspb882hr.b56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspb882e.b56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspd882.d56");
|
||
|
|
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxc1222hr.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxc1222e.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspb1222hr.b56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspb1222e.b56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspd1222.d56");
|
||
|
|
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxc222.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/xlxc924.dat");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspe924.e56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspb924.b56");
|
||
|
|
MODULE_FIRMWARE("pcxhr/dspd222.d56");
|