| /* |
| * Driver for Digigram miXart soundcards |
| * |
| * DSP firmware management |
| * |
| * Copyright (c) 2003 by Digigram <alsa@digigram.com> |
| * |
| * This program 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; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * 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 |
| */ |
| |
| #include <sound/driver.h> |
| #include <linux/interrupt.h> |
| #include <linux/pci.h> |
| #include <linux/firmware.h> |
| #include <linux/vmalloc.h> |
| #include <asm/io.h> |
| #include <sound/core.h> |
| #include "mixart.h" |
| #include "mixart_mixer.h" |
| #include "mixart_core.h" |
| #include "mixart_hwdep.h" |
| |
| |
| /** |
| * wait for a value on a peudo register, exit with a timeout |
| * |
| * @param mgr pointer to miXart manager structure |
| * @param offset unsigned pseudo_register base + offset of value |
| * @param value value |
| * @param timeout timeout in centisenconds |
| */ |
| static int mixart_wait_nice_for_register_value(struct mixart_mgr *mgr, |
| u32 offset, int is_egal, |
| u32 value, unsigned long timeout) |
| { |
| unsigned long end_time = jiffies + (timeout * HZ / 100); |
| u32 read; |
| |
| do { /* we may take too long time in this loop. |
| * so give controls back to kernel if needed. |
| */ |
| cond_resched(); |
| |
| read = readl_be( MIXART_MEM( mgr, offset )); |
| if(is_egal) { |
| if(read == value) return 0; |
| } |
| else { /* wait for different value */ |
| if(read != value) return 0; |
| } |
| } while ( time_after_eq(end_time, jiffies) ); |
| |
| return -EBUSY; |
| } |
| |
| |
| /* |
| structures needed to upload elf code packets |
| */ |
| struct snd_mixart_elf32_ehdr { |
| u8 e_ident[16]; |
| u16 e_type; |
| u16 e_machine; |
| u32 e_version; |
| u32 e_entry; |
| u32 e_phoff; |
| u32 e_shoff; |
| u32 e_flags; |
| u16 e_ehsize; |
| u16 e_phentsize; |
| u16 e_phnum; |
| u16 e_shentsize; |
| u16 e_shnum; |
| u16 e_shstrndx; |
| }; |
| |
| struct snd_mixart_elf32_phdr { |
| u32 p_type; |
| u32 p_offset; |
| u32 p_vaddr; |
| u32 p_paddr; |
| u32 p_filesz; |
| u32 p_memsz; |
| u32 p_flags; |
| u32 p_align; |
| }; |
| |
| static int mixart_load_elf(struct mixart_mgr *mgr, const struct firmware *dsp ) |
| { |
| char elf32_magic_number[4] = {0x7f,'E','L','F'}; |
| struct snd_mixart_elf32_ehdr *elf_header; |
| int i; |
| |
| elf_header = (struct snd_mixart_elf32_ehdr *)dsp->data; |
| for( i=0; i<4; i++ ) |
| if ( elf32_magic_number[i] != elf_header->e_ident[i] ) |
| return -EINVAL; |
| |
| if( elf_header->e_phoff != 0 ) { |
| struct snd_mixart_elf32_phdr elf_programheader; |
| |
| for( i=0; i < be16_to_cpu(elf_header->e_phnum); i++ ) { |
| u32 pos = be32_to_cpu(elf_header->e_phoff) + (u32)(i * be16_to_cpu(elf_header->e_phentsize)); |
| |
| memcpy( &elf_programheader, dsp->data + pos, sizeof(elf_programheader) ); |
| |
| if(elf_programheader.p_type != 0) { |
| if( elf_programheader.p_filesz != 0 ) { |
| memcpy_toio( MIXART_MEM( mgr, be32_to_cpu(elf_programheader.p_vaddr)), |
| dsp->data + be32_to_cpu( elf_programheader.p_offset ), |
| be32_to_cpu( elf_programheader.p_filesz )); |
| } |
| } |
| } |
| } |
| return 0; |
| } |
| |
| /* |
| * get basic information and init miXart |
| */ |
| |
| /* audio IDs for request to the board */ |
| #define MIXART_FIRST_ANA_AUDIO_ID 0 |
| #define MIXART_FIRST_DIG_AUDIO_ID 8 |
| |
| static int mixart_enum_connectors(struct mixart_mgr *mgr) |
| { |
| u32 k; |
| int err; |
| struct mixart_msg request; |
| struct mixart_enum_connector_resp *connector; |
| struct mixart_audio_info_req *audio_info_req; |
| struct mixart_audio_info_resp *audio_info; |
| |
| connector = kmalloc(sizeof(*connector), GFP_KERNEL); |
| audio_info_req = kmalloc(sizeof(*audio_info_req), GFP_KERNEL); |
| audio_info = kmalloc(sizeof(*audio_info), GFP_KERNEL); |
| if (! connector || ! audio_info_req || ! audio_info) { |
| err = -ENOMEM; |
| goto __error; |
| } |
| |
| audio_info_req->line_max_level = MIXART_FLOAT_P_22_0_TO_HEX; |
| audio_info_req->micro_max_level = MIXART_FLOAT_M_20_0_TO_HEX; |
| audio_info_req->cd_max_level = MIXART_FLOAT____0_0_TO_HEX; |
| |
| request.message_id = MSG_SYSTEM_ENUM_PLAY_CONNECTOR; |
| request.uid = (struct mixart_uid){0,0}; /* board num = 0 */ |
| request.data = NULL; |
| request.size = 0; |
| |
| err = snd_mixart_send_msg(mgr, &request, sizeof(*connector), connector); |
| if((err < 0) || (connector->error_code) || (connector->uid_count > MIXART_MAX_PHYS_CONNECTORS)) { |
| snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_PLAY_CONNECTOR\n"); |
| err = -EINVAL; |
| goto __error; |
| } |
| |
| for(k=0; k < connector->uid_count; k++) { |
| struct mixart_pipe *pipe; |
| |
| if(k < MIXART_FIRST_DIG_AUDIO_ID) { |
| pipe = &mgr->chip[k/2]->pipe_out_ana; |
| } else { |
| pipe = &mgr->chip[(k-MIXART_FIRST_DIG_AUDIO_ID)/2]->pipe_out_dig; |
| } |
| if(k & 1) { |
| pipe->uid_right_connector = connector->uid[k]; /* odd */ |
| } else { |
| pipe->uid_left_connector = connector->uid[k]; /* even */ |
| } |
| |
| /* snd_printk(KERN_DEBUG "playback connector[%d].object_id = %x\n", k, connector->uid[k].object_id); */ |
| |
| /* TODO: really need send_msg MSG_CONNECTOR_GET_AUDIO_INFO for each connector ? perhaps for analog level caps ? */ |
| request.message_id = MSG_CONNECTOR_GET_AUDIO_INFO; |
| request.uid = connector->uid[k]; |
| request.data = audio_info_req; |
| request.size = sizeof(*audio_info_req); |
| |
| err = snd_mixart_send_msg(mgr, &request, sizeof(*audio_info), audio_info); |
| if( err < 0 ) { |
| snd_printk(KERN_ERR "error MSG_CONNECTOR_GET_AUDIO_INFO\n"); |
| goto __error; |
| } |
| /*snd_printk(KERN_DEBUG "play analog_info.analog_level_present = %x\n", audio_info->info.analog_info.analog_level_present);*/ |
| } |
| |
| request.message_id = MSG_SYSTEM_ENUM_RECORD_CONNECTOR; |
| request.uid = (struct mixart_uid){0,0}; /* board num = 0 */ |
| request.data = NULL; |
| request.size = 0; |
| |
| err = snd_mixart_send_msg(mgr, &request, sizeof(*connector), connector); |
| if((err < 0) || (connector->error_code) || (connector->uid_count > MIXART_MAX_PHYS_CONNECTORS)) { |
| snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_RECORD_CONNECTOR\n"); |
| err = -EINVAL; |
| goto __error; |
| } |
| |
| for(k=0; k < connector->uid_count; k++) { |
| struct mixart_pipe *pipe; |
| |
| if(k < MIXART_FIRST_DIG_AUDIO_ID) { |
| pipe = &mgr->chip[k/2]->pipe_in_ana; |
| } else { |
| pipe = &mgr->chip[(k-MIXART_FIRST_DIG_AUDIO_ID)/2]->pipe_in_dig; |
| } |
| if(k & 1) { |
| pipe->uid_right_connector = connector->uid[k]; /* odd */ |
| } else { |
| pipe->uid_left_connector = connector->uid[k]; /* even */ |
| } |
| |
| /* snd_printk(KERN_DEBUG "capture connector[%d].object_id = %x\n", k, connector->uid[k].object_id); */ |
| |
| /* TODO: really need send_msg MSG_CONNECTOR_GET_AUDIO_INFO for each connector ? perhaps for analog level caps ? */ |
| request.message_id = MSG_CONNECTOR_GET_AUDIO_INFO; |
| request.uid = connector->uid[k]; |
| request.data = audio_info_req; |
| request.size = sizeof(*audio_info_req); |
| |
| err = snd_mixart_send_msg(mgr, &request, sizeof(*audio_info), audio_info); |
| if( err < 0 ) { |
| snd_printk(KERN_ERR "error MSG_CONNECTOR_GET_AUDIO_INFO\n"); |
| goto __error; |
| } |
| /*snd_printk(KERN_DEBUG "rec analog_info.analog_level_present = %x\n", audio_info->info.analog_info.analog_level_present);*/ |
| } |
| err = 0; |
| |
| __error: |
| kfree(connector); |
| kfree(audio_info_req); |
| kfree(audio_info); |
| |
| return err; |
| } |
| |
| static int mixart_enum_physio(struct mixart_mgr *mgr) |
| { |
| u32 k; |
| int err; |
| struct mixart_msg request; |
| struct mixart_uid get_console_mgr; |
| struct mixart_return_uid console_mgr; |
| struct mixart_uid_enumeration phys_io; |
| |
| /* get the uid for the console manager */ |
| get_console_mgr.object_id = 0; |
| get_console_mgr.desc = MSG_CONSOLE_MANAGER | 0; /* cardindex = 0 */ |
| |
| request.message_id = MSG_CONSOLE_GET_CLOCK_UID; |
| request.uid = get_console_mgr; |
| request.data = &get_console_mgr; |
| request.size = sizeof(get_console_mgr); |
| |
| err = snd_mixart_send_msg(mgr, &request, sizeof(console_mgr), &console_mgr); |
| |
| if( (err < 0) || (console_mgr.error_code != 0) ) { |
| snd_printk(KERN_DEBUG "error MSG_CONSOLE_GET_CLOCK_UID : err=%x\n", console_mgr.error_code); |
| return -EINVAL; |
| } |
| |
| /* used later for clock issues ! */ |
| mgr->uid_console_manager = console_mgr.uid; |
| |
| request.message_id = MSG_SYSTEM_ENUM_PHYSICAL_IO; |
| request.uid = (struct mixart_uid){0,0}; |
| request.data = &console_mgr.uid; |
| request.size = sizeof(console_mgr.uid); |
| |
| err = snd_mixart_send_msg(mgr, &request, sizeof(phys_io), &phys_io); |
| if( (err < 0) || ( phys_io.error_code != 0 ) ) { |
| snd_printk(KERN_ERR "error MSG_SYSTEM_ENUM_PHYSICAL_IO err(%x) error_code(%x)\n", err, phys_io.error_code ); |
| return -EINVAL; |
| } |
| |
| snd_assert(phys_io.nb_uid >= (MIXART_MAX_CARDS * 2), return -EINVAL); /* min 2 phys io per card (analog in + analog out) */ |
| |
| for(k=0; k<mgr->num_cards; k++) { |
| mgr->chip[k]->uid_in_analog_physio = phys_io.uid[k]; |
| mgr->chip[k]->uid_out_analog_physio = phys_io.uid[phys_io.nb_uid/2 + k]; |
| } |
| |
| return 0; |
| } |
| |
| |
| static int mixart_first_init(struct mixart_mgr *mgr) |
| { |
| u32 k; |
| int err; |
| struct mixart_msg request; |
| |
| if((err = mixart_enum_connectors(mgr)) < 0) return err; |
| |
| if((err = mixart_enum_physio(mgr)) < 0) return err; |
| |
| /* send a synchro command to card (necessary to do this before first MSG_STREAM_START_STREAM_GRP_PACKET) */ |
| /* though why not here */ |
| request.message_id = MSG_SYSTEM_SEND_SYNCHRO_CMD; |
| request.uid = (struct mixart_uid){0,0}; |
| request.data = NULL; |
| request.size = 0; |
| /* this command has no data. response is a 32 bit status */ |
| err = snd_mixart_send_msg(mgr, &request, sizeof(k), &k); |
| if( (err < 0) || (k != 0) ) { |
| snd_printk(KERN_ERR "error MSG_SYSTEM_SEND_SYNCHRO_CMD\n"); |
| return err == 0 ? -EINVAL : err; |
| } |
| |
| return 0; |
| } |
| |
| |
| /* firmware base addresses (when hard coded) */ |
| #define MIXART_MOTHERBOARD_XLX_BASE_ADDRESS 0x00600000 |
| |
| static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmware *dsp) |
| { |
| int err, card_index; |
| u32 status_xilinx, status_elf, status_daught; |
| u32 val; |
| |
| /* read motherboard xilinx status */ |
| status_xilinx = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_STATUS_OFFSET )); |
| /* read elf status */ |
| status_elf = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_ELF_STATUS_OFFSET )); |
| /* read daughterboard xilinx status */ |
| status_daught = readl_be( MIXART_MEM( mgr,MIXART_PSEUDOREG_DXLX_STATUS_OFFSET )); |
| |
| /* motherboard xilinx status 5 will say that the board is performing a reset */ |
| if( status_xilinx == 5 ) { |
| snd_printk( KERN_ERR "miXart is resetting !\n"); |
| return -EAGAIN; /* try again later */ |
| } |
| |
| switch (index) { |
| case MIXART_MOTHERBOARD_XLX_INDEX: |
| |
| /* xilinx already loaded ? */ |
| if( status_xilinx == 4 ) { |
| snd_printk( KERN_DEBUG "xilinx is already loaded !\n"); |
| return 0; |
| } |
| /* the status should be 0 == "idle" */ |
| if( status_xilinx != 0 ) { |
| snd_printk( KERN_ERR "xilinx load error ! status = %d\n", status_xilinx); |
| return -EIO; /* modprob -r may help ? */ |
| } |
| |
| /* check xilinx validity */ |
| snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL); |
| snd_assert(dsp->size % 4 == 0, return -EINVAL); |
| |
| /* set xilinx status to copying */ |
| writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET )); |
| |
| /* setup xilinx base address */ |
| writel_be( MIXART_MOTHERBOARD_XLX_BASE_ADDRESS, MIXART_MEM( mgr,MIXART_PSEUDOREG_MXLX_BASE_ADDR_OFFSET )); |
| /* setup code size for xilinx file */ |
| writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_SIZE_OFFSET )); |
| |
| /* copy xilinx code */ |
| memcpy_toio( MIXART_MEM( mgr, MIXART_MOTHERBOARD_XLX_BASE_ADDRESS), dsp->data, dsp->size); |
| |
| /* set xilinx status to copy finished */ |
| writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET )); |
| |
| /* return, because no further processing needed */ |
| return 0; |
| |
| case MIXART_MOTHERBOARD_ELF_INDEX: |
| |
| if( status_elf == 4 ) { |
| snd_printk( KERN_DEBUG "elf file already loaded !\n"); |
| return 0; |
| } |
| |
| /* the status should be 0 == "idle" */ |
| if( status_elf != 0 ) { |
| snd_printk( KERN_ERR "elf load error ! status = %d\n", status_elf); |
| return -EIO; /* modprob -r may help ? */ |
| } |
| |
| /* wait for xilinx status == 4 */ |
| err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET, 1, 4, 500); /* 5sec */ |
| if (err < 0) { |
| snd_printk( KERN_ERR "xilinx was not loaded or could not be started\n"); |
| return err; |
| } |
| |
| /* init some data on the card */ |
| writel_be( 0, MIXART_MEM( mgr, MIXART_PSEUDOREG_BOARDNUMBER ) ); /* set miXart boardnumber to 0 */ |
| writel_be( 0, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* reset pointer to flow table on miXart */ |
| |
| /* set elf status to copying */ |
| writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET )); |
| |
| /* process the copying of the elf packets */ |
| err = mixart_load_elf( mgr, dsp ); |
| if (err < 0) return err; |
| |
| /* set elf status to copy finished */ |
| writel_be( 2, MIXART_MEM( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET )); |
| |
| /* wait for elf status == 4 */ |
| err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_ELF_STATUS_OFFSET, 1, 4, 300); /* 3sec */ |
| if (err < 0) { |
| snd_printk( KERN_ERR "elf could not be started\n"); |
| return err; |
| } |
| |
| /* miXart waits at this point on the pointer to the flow table */ |
| writel_be( (u32)mgr->flowinfo.addr, MIXART_MEM( mgr, MIXART_FLOWTABLE_PTR ) ); /* give pointer of flow table to miXart */ |
| |
| return 0; /* return, another xilinx file has to be loaded before */ |
| |
| case MIXART_AESEBUBOARD_XLX_INDEX: |
| default: |
| |
| /* elf and xilinx should be loaded */ |
| if( (status_elf != 4) || (status_xilinx != 4) ) { |
| printk( KERN_ERR "xilinx or elf not successfully loaded\n"); |
| return -EIO; /* modprob -r may help ? */ |
| } |
| |
| /* wait for daughter detection != 0 */ |
| err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DBRD_PRESENCE_OFFSET, 0, 0, 30); /* 300msec */ |
| if (err < 0) { |
| snd_printk( KERN_ERR "error starting elf file\n"); |
| return err; |
| } |
| |
| /* the board type can now be retrieved */ |
| mgr->board_type = (DAUGHTER_TYPE_MASK & readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DBRD_TYPE_OFFSET))); |
| |
| if (mgr->board_type == MIXART_DAUGHTER_TYPE_NONE) |
| break; /* no daughter board; the file does not have to be loaded, continue after the switch */ |
| |
| /* only if aesebu daughter board presence (elf code must run) */ |
| if (mgr->board_type != MIXART_DAUGHTER_TYPE_AES ) |
| return -EINVAL; |
| |
| /* daughter should be idle */ |
| if( status_daught != 0 ) { |
| printk( KERN_ERR "daughter load error ! status = %d\n", status_daught); |
| return -EIO; /* modprob -r may help ? */ |
| } |
| |
| /* check daughterboard xilinx validity */ |
| snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL); |
| snd_assert(dsp->size % 4 == 0, return -EINVAL); |
| |
| /* inform mixart about the size of the file */ |
| writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_SIZE_OFFSET )); |
| |
| /* set daughterboard status to 1 */ |
| writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET )); |
| |
| /* wait for status == 2 */ |
| err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 2, 30); /* 300msec */ |
| if (err < 0) { |
| snd_printk( KERN_ERR "daughter board load error\n"); |
| return err; |
| } |
| |
| /* get the address where to write the file */ |
| val = readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET )); |
| snd_assert(val != 0, return -EINVAL); |
| |
| /* copy daughterboard xilinx code */ |
| memcpy_toio( MIXART_MEM( mgr, val), dsp->data, dsp->size); |
| |
| /* set daughterboard status to 4 */ |
| writel_be( 4, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET )); |
| |
| /* continue with init */ |
| break; |
| } /* end of switch file index*/ |
| |
| /* wait for daughter status == 3 */ |
| err = mixart_wait_nice_for_register_value( mgr, MIXART_PSEUDOREG_DXLX_STATUS_OFFSET, 1, 3, 300); /* 3sec */ |
| if (err < 0) { |
| snd_printk( KERN_ERR "daughter board could not be initialised\n"); |
| return err; |
| } |
| |
| /* init mailbox (communication with embedded) */ |
| snd_mixart_init_mailbox(mgr); |
| |
| /* first communication with embedded */ |
| err = mixart_first_init(mgr); |
| if (err < 0) { |
| snd_printk( KERN_ERR "miXart 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_mixart *chip = mgr->chip[card_index]; |
| |
| if ((err = snd_mixart_create_pcm(chip)) < 0) |
| return err; |
| |
| if (card_index == 0) { |
| if ((err = snd_mixart_create_mixer(chip->mgr)) < 0) |
| return err; |
| } |
| |
| if ((err = snd_card_register(chip->card)) < 0) |
| return err; |
| }; |
| |
| snd_printdd("miXart firmware downloaded and successfully set up\n"); |
| |
| return 0; |
| } |
| |
| |
| #if defined(CONFIG_FW_LOADER) || defined(CONFIG_FW_LOADER_MODULE) |
| #if !defined(CONFIG_USE_MIXARTLOADER) && !defined(CONFIG_SND_MIXART) /* built-in kernel */ |
| #define SND_MIXART_FW_LOADER /* use the standard firmware loader */ |
| #endif |
| #endif |
| |
| #ifdef SND_MIXART_FW_LOADER |
| |
| int snd_mixart_setup_firmware(struct mixart_mgr *mgr) |
| { |
| static char *fw_files[3] = { |
| "miXart8.xlx", "miXart8.elf", "miXart8AES.xlx" |
| }; |
| char path[32]; |
| |
| const struct firmware *fw_entry; |
| int i, err; |
| |
| for (i = 0; i < 3; i++) { |
| sprintf(path, "mixart/%s", fw_files[i]); |
| if (request_firmware(&fw_entry, path, &mgr->pci->dev)) { |
| snd_printk(KERN_ERR "miXart: can't load firmware %s\n", path); |
| return -ENOENT; |
| } |
| /* fake hwdep dsp record */ |
| err = mixart_dsp_load(mgr, i, fw_entry); |
| release_firmware(fw_entry); |
| if (err < 0) |
| return err; |
| mgr->dsp_loaded |= 1 << i; |
| } |
| return 0; |
| } |
| |
| MODULE_FIRMWARE("mixart/miXart8.xlx"); |
| MODULE_FIRMWARE("mixart/miXart8.elf"); |
| MODULE_FIRMWARE("mixart/miXart8AES.xlx"); |
| |
| #else /* old style firmware loading */ |
| |
| /* miXart hwdep interface id string */ |
| #define SND_MIXART_HWDEP_ID "miXart Loader" |
| |
| static int mixart_hwdep_open(struct snd_hwdep *hw, struct file *file) |
| { |
| return 0; |
| } |
| |
| static int mixart_hwdep_release(struct snd_hwdep *hw, struct file *file) |
| { |
| return 0; |
| } |
| |
| static int mixart_hwdep_dsp_status(struct snd_hwdep *hw, |
| struct snd_hwdep_dsp_status *info) |
| { |
| struct mixart_mgr *mgr = hw->private_data; |
| |
| strcpy(info->id, "miXart"); |
| info->num_dsps = MIXART_HARDW_FILES_MAX_INDEX; |
| |
| if (mgr->dsp_loaded & (1 << MIXART_MOTHERBOARD_ELF_INDEX)) |
| info->chip_ready = 1; |
| |
| info->version = MIXART_DRIVER_VERSION; |
| return 0; |
| } |
| |
| static int mixart_hwdep_dsp_load(struct snd_hwdep *hw, |
| struct snd_hwdep_dsp_image *dsp) |
| { |
| struct mixart_mgr* mgr = hw->private_data; |
| struct firmware fw; |
| int err; |
| |
| fw.size = dsp->length; |
| fw.data = vmalloc(dsp->length); |
| if (! fw.data) { |
| snd_printk(KERN_ERR "miXart: cannot allocate image size %d\n", |
| (int)dsp->length); |
| return -ENOMEM; |
| } |
| if (copy_from_user(fw.data, dsp->image, dsp->length)) { |
| vfree(fw.data); |
| return -EFAULT; |
| } |
| err = mixart_dsp_load(mgr, dsp->index, &fw); |
| vfree(fw.data); |
| if (err < 0) |
| return err; |
| mgr->dsp_loaded |= 1 << dsp->index; |
| return err; |
| } |
| |
| int snd_mixart_setup_firmware(struct mixart_mgr *mgr) |
| { |
| int err; |
| struct snd_hwdep *hw; |
| |
| /* only create hwdep interface for first cardX (see "index" module parameter)*/ |
| if ((err = snd_hwdep_new(mgr->chip[0]->card, SND_MIXART_HWDEP_ID, 0, &hw)) < 0) |
| return err; |
| |
| hw->iface = SNDRV_HWDEP_IFACE_MIXART; |
| hw->private_data = mgr; |
| hw->ops.open = mixart_hwdep_open; |
| hw->ops.release = mixart_hwdep_release; |
| hw->ops.dsp_status = mixart_hwdep_dsp_status; |
| hw->ops.dsp_load = mixart_hwdep_dsp_load; |
| hw->exclusive = 1; |
| sprintf(hw->name, SND_MIXART_HWDEP_ID); |
| mgr->dsp_loaded = 0; |
| |
| return snd_card_register(mgr->chip[0]->card); |
| } |
| |
| #endif /* SND_MIXART_FW_LOADER */ |