diff options
Diffstat (limited to 'sound/pci/pcxhr/pcxhr_hwdep.c')
| -rw-r--r-- | sound/pci/pcxhr/pcxhr_hwdep.c | 412 |
1 files changed, 412 insertions, 0 deletions
diff --git a/sound/pci/pcxhr/pcxhr_hwdep.c b/sound/pci/pcxhr/pcxhr_hwdep.c new file mode 100644 index 000000000..249805065 --- /dev/null +++ b/sound/pci/pcxhr/pcxhr_hwdep.c @@ -0,0 +1,412 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * Driver for Digigram pcxhr compatible soundcards + * + * hwdep device manager + * + * Copyright (c) 2004 by Digigram <alsa@digigram.com> + */ + +#include <linux/interrupt.h> +#include <linux/vmalloc.h> +#include <linux/firmware.h> +#include <linux/pci.h> +#include <linux/module.h> +#include <linux/io.h> +#include <sound/core.h> +#include <sound/hwdep.h> +#include "pcxhr.h" +#include "pcxhr_mixer.h" +#include "pcxhr_hwdep.h" +#include "pcxhr_core.h" +#include "pcxhr_mix22.h" + + +static int pcxhr_sub_init(struct pcxhr_mgr *mgr); +/* + * get basic information and init pcxhr card + */ +static int pcxhr_init_board(struct pcxhr_mgr *mgr) +{ + int err; + struct pcxhr_rmh rmh; + int card_streams; + + /* calc the number of all streams used */ + if (mgr->mono_capture) + card_streams = mgr->capture_chips * 2; + else + card_streams = mgr->capture_chips; + card_streams += mgr->playback_chips * PCXHR_PLAYBACK_STREAMS; + + /* enable interrupts */ + pcxhr_enable_dsp(mgr); + + pcxhr_init_rmh(&rmh, CMD_SUPPORTED); + err = pcxhr_send_msg(mgr, &rmh); + if (err) + return err; + /* test 4, 8 or 12 phys out */ + if ((rmh.stat[0] & MASK_FIRST_FIELD) < mgr->playback_chips * 2) + return -EINVAL; + /* test 4, 8 or 2 phys in */ + if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) < + mgr->capture_chips * 2) + return -EINVAL; + /* test max nb substream per board */ + if ((rmh.stat[1] & 0x5F) < card_streams) + return -EINVAL; + /* test max nb substream per pipe */ + if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS) + return -EINVAL; + dev_dbg(&mgr->pci->dev, + "supported formats : playback=%x capture=%x\n", + rmh.stat[2], rmh.stat[3]); + + pcxhr_init_rmh(&rmh, CMD_VERSION); + /* firmware num for DSP */ + rmh.cmd[0] |= mgr->firmware_num; + /* transfer granularity in samples (should be multiple of 48) */ + rmh.cmd[1] = (1<<23) + mgr->granularity; + rmh.cmd_len = 2; + err = pcxhr_send_msg(mgr, &rmh); + if (err) + return err; + dev_dbg(&mgr->pci->dev, + "PCXHR DSP version is %d.%d.%d\n", (rmh.stat[0]>>16)&0xff, + (rmh.stat[0]>>8)&0xff, rmh.stat[0]&0xff); + mgr->dsp_version = rmh.stat[0]; + + if (mgr->is_hr_stereo) + err = hr222_sub_init(mgr); + else + err = pcxhr_sub_init(mgr); + return err; +} + +static int pcxhr_sub_init(struct pcxhr_mgr *mgr) +{ + int err; + struct pcxhr_rmh rmh; + + /* get options */ + pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); + rmh.cmd[0] |= IO_NUM_REG_STATUS; + rmh.cmd[1] = REG_STATUS_OPTIONS; + rmh.cmd_len = 2; + err = pcxhr_send_msg(mgr, &rmh); + if (err) + return err; + + if ((rmh.stat[1] & REG_STATUS_OPT_DAUGHTER_MASK) == + REG_STATUS_OPT_ANALOG_BOARD) + mgr->board_has_analog = 1; /* analog addon board found */ + + /* unmute inputs */ + err = pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, + REG_CONT_UNMUTE_INPUTS, NULL); + if (err) + return err; + /* unmute outputs (a write to IO_NUM_REG_MUTE_OUT mutes!) */ + pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_READ); + rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; + if (DSP_EXT_CMD_SET(mgr)) { + rmh.cmd[1] = 1; /* unmute digital plugs */ + rmh.cmd_len = 2; + } + err = pcxhr_send_msg(mgr, &rmh); + return err; +} + +void pcxhr_reset_board(struct pcxhr_mgr *mgr) +{ + struct pcxhr_rmh rmh; + + if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_MAIN_INDEX)) { + /* mute outputs */ + if (!mgr->is_hr_stereo) { + /* a read to IO_NUM_REG_MUTE_OUT register unmutes! */ + pcxhr_init_rmh(&rmh, CMD_ACCESS_IO_WRITE); + rmh.cmd[0] |= IO_NUM_REG_MUTE_OUT; + pcxhr_send_msg(mgr, &rmh); + /* mute inputs */ + pcxhr_write_io_num_reg_cont(mgr, REG_CONT_UNMUTE_INPUTS, + 0, NULL); + } + /* stereo cards mute with reset of dsp */ + } + /* reset pcxhr dsp */ + if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_DSP_EPRM_INDEX)) + pcxhr_reset_dsp(mgr); + /* reset second xilinx */ + if (mgr->dsp_loaded & (1 << PCXHR_FIRMWARE_XLX_COM_INDEX)) { + pcxhr_reset_xilinx_com(mgr); + mgr->dsp_loaded = 1; + } + return; +} + + +/* + * allocate a playback/capture pipe (pcmp0/pcmc0) + */ +static int pcxhr_dsp_allocate_pipe(struct pcxhr_mgr *mgr, + struct pcxhr_pipe *pipe, + int is_capture, int pin) +{ + int stream_count, audio_count; + int err; + struct pcxhr_rmh rmh; + + if (is_capture) { + stream_count = 1; + if (mgr->mono_capture) + audio_count = 1; + else + audio_count = 2; + } else { + stream_count = PCXHR_PLAYBACK_STREAMS; + audio_count = 2; /* always stereo */ + } + dev_dbg(&mgr->pci->dev, "snd_add_ref_pipe pin(%d) pcm%c0\n", + pin, is_capture ? 'c' : 'p'); + pipe->is_capture = is_capture; + pipe->first_audio = pin; + /* define pipe (P_PCM_ONLY_MASK (0x020000) is not necessary) */ + pcxhr_init_rmh(&rmh, CMD_RES_PIPE); + pcxhr_set_pipe_cmd_params(&rmh, is_capture, pin, + audio_count, stream_count); + rmh.cmd[1] |= 0x020000; /* add P_PCM_ONLY_MASK */ + if (DSP_EXT_CMD_SET(mgr)) { + /* add channel mask to command */ + rmh.cmd[rmh.cmd_len++] = (audio_count == 1) ? 0x01 : 0x03; + } + err = pcxhr_send_msg(mgr, &rmh); + if (err < 0) { + dev_err(&mgr->pci->dev, "error pipe allocation " + "(CMD_RES_PIPE) err=%x!\n", err); + return err; + } + pipe->status = PCXHR_PIPE_DEFINED; + + return 0; +} + +/* + * free playback/capture pipe (pcmp0/pcmc0) + */ +#if 0 +static int pcxhr_dsp_free_pipe( struct pcxhr_mgr *mgr, struct pcxhr_pipe *pipe) +{ + struct pcxhr_rmh rmh; + int capture_mask = 0; + int playback_mask = 0; + int err = 0; + + if (pipe->is_capture) + capture_mask = (1 << pipe->first_audio); + else + playback_mask = (1 << pipe->first_audio); + + /* stop one pipe */ + err = pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 0); + if (err < 0) + dev_err(&mgr->pci->dev, "error stopping pipe!\n"); + /* release the pipe */ + pcxhr_init_rmh(&rmh, CMD_FREE_PIPE); + pcxhr_set_pipe_cmd_params(&rmh, pipe->is_capture, pipe->first_audio, + 0, 0); + err = pcxhr_send_msg(mgr, &rmh); + if (err < 0) + dev_err(&mgr->pci->dev, "error pipe release " + "(CMD_FREE_PIPE) err(%x)\n", err); + pipe->status = PCXHR_PIPE_UNDEFINED; + return err; +} +#endif + + +static int pcxhr_config_pipes(struct pcxhr_mgr *mgr) +{ + int err, i, j; + struct snd_pcxhr *chip; + struct pcxhr_pipe *pipe; + + /* allocate the pipes on the dsp */ + for (i = 0; i < mgr->num_cards; i++) { + chip = mgr->chip[i]; + if (chip->nb_streams_play) { + pipe = &chip->playback_pipe; + err = pcxhr_dsp_allocate_pipe( mgr, pipe, 0, i*2); + if (err) + return err; + for(j = 0; j < chip->nb_streams_play; j++) + chip->playback_stream[j].pipe = pipe; + } + for (j = 0; j < chip->nb_streams_capt; j++) { + pipe = &chip->capture_pipe[j]; + err = pcxhr_dsp_allocate_pipe(mgr, pipe, 1, i*2 + j); + if (err) + return err; + chip->capture_stream[j].pipe = pipe; + } + } + return 0; +} + +static int pcxhr_start_pipes(struct pcxhr_mgr *mgr) +{ + int i, j; + struct snd_pcxhr *chip; + int playback_mask = 0; + int capture_mask = 0; + + /* start all the pipes on the dsp */ + for (i = 0; i < mgr->num_cards; i++) { + chip = mgr->chip[i]; + if (chip->nb_streams_play) + playback_mask |= 1 << chip->playback_pipe.first_audio; + for (j = 0; j < chip->nb_streams_capt; j++) + capture_mask |= 1 << chip->capture_pipe[j].first_audio; + } + return pcxhr_set_pipe_state(mgr, playback_mask, capture_mask, 1); +} + + +static int pcxhr_dsp_load(struct pcxhr_mgr *mgr, int index, + const struct firmware *dsp) +{ + int err, card_index; + + dev_dbg(&mgr->pci->dev, + "loading dsp [%d] size = %zd\n", index, dsp->size); + + switch (index) { + case PCXHR_FIRMWARE_XLX_INT_INDEX: + pcxhr_reset_xilinx_com(mgr); + return pcxhr_load_xilinx_binary(mgr, dsp, 0); + + case PCXHR_FIRMWARE_XLX_COM_INDEX: + pcxhr_reset_xilinx_com(mgr); + return pcxhr_load_xilinx_binary(mgr, dsp, 1); + + case PCXHR_FIRMWARE_DSP_EPRM_INDEX: + pcxhr_reset_dsp(mgr); + return pcxhr_load_eeprom_binary(mgr, dsp); + + case PCXHR_FIRMWARE_DSP_BOOT_INDEX: + return pcxhr_load_boot_binary(mgr, dsp); + + case PCXHR_FIRMWARE_DSP_MAIN_INDEX: + err = pcxhr_load_dsp_binary(mgr, dsp); + if (err) + return err; + break; /* continue with first init */ + default: + dev_err(&mgr->pci->dev, "wrong file index\n"); + return -EFAULT; + } /* end of switch file index*/ + + /* first communication with embedded */ + err = pcxhr_init_board(mgr); + if (err < 0) { + dev_err(&mgr->pci->dev, "pcxhr could not be set up\n"); + return err; + } + err = pcxhr_config_pipes(mgr); + if (err < 0) { + dev_err(&mgr->pci->dev, "pcxhr pipes could not be set up\n"); + return err; + } + /* create devices and mixer in accordance with HW options*/ + for (card_index = 0; card_index < mgr->num_cards; card_index++) { + struct snd_pcxhr *chip = mgr->chip[card_index]; + + err = pcxhr_create_pcm(chip); + if (err < 0) + return err; + + if (card_index == 0) { + err = pcxhr_create_mixer(chip->mgr); + if (err < 0) + return err; + } + err = snd_card_register(chip->card); + if (err < 0) + return err; + } + err = pcxhr_start_pipes(mgr); + if (err < 0) { + dev_err(&mgr->pci->dev, "pcxhr pipes could not be started\n"); + return err; + } + dev_dbg(&mgr->pci->dev, + "pcxhr firmware downloaded and successfully set up\n"); + + return 0; +} + +/* + * fw loader entry + */ +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"); |