LXR linux/sound/drivers/vx/vx

   1// SPDX-License-Identifier: GPL-2.0-or-later
   2/*
   3 * Driver for Digigram VX soundcards
   4 *
   5 * DSP firmware management
   6 *
   7 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
   8 */
   9
  10#include <linux/device.h>
  11#include <linux/firmware.h>
  12#include <linux/slab.h>
  13#include <linux/vmalloc.h>
  14#include <linux/module.h>
  15#include <sound/core.h>
  16#include <sound/hwdep.h>
  17#include <sound/vx_core.h>
  18
  19MODULE_FIRMWARE("vx/bx_1_vxp.b56");
  20MODULE_FIRMWARE("vx/bx_1_vp4.b56");
  21MODULE_FIRMWARE("vx/x1_1_vx2.xlx");
  22MODULE_FIRMWARE("vx/x1_2_v22.xlx");
  23MODULE_FIRMWARE("vx/x1_1_vxp.xlx");
  24MODULE_FIRMWARE("vx/x1_1_vp4.xlx");
  25MODULE_FIRMWARE("vx/bd56002.boot");
  26MODULE_FIRMWARE("vx/bd563v2.boot");
  27MODULE_FIRMWARE("vx/bd563s3.boot");
  28MODULE_FIRMWARE("vx/l_1_vx2.d56");
  29MODULE_FIRMWARE("vx/l_1_v22.d56");
  30MODULE_FIRMWARE("vx/l_1_vxp.d56");
  31MODULE_FIRMWARE("vx/l_1_vp4.d56");
  32
  33int snd_vx_setup_firmware(struct vx_core *chip)
  34{
  35        static char *fw_files[VX_TYPE_NUMS][4] = {
  36                [VX_TYPE_BOARD] = {
  37                        NULL, "x1_1_vx2.xlx", "bd56002.boot", "l_1_vx2.d56",
  38                },
  39                [VX_TYPE_V2] = {
  40                        NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
  41                },
  42                [VX_TYPE_MIC] = {
  43                        NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
  44                },
  45                [VX_TYPE_VXPOCKET] = {
  46                        "bx_1_vxp.b56", "x1_1_vxp.xlx", "bd563s3.boot", "l_1_vxp.d56"
  47                },
  48                [VX_TYPE_VXP440] = {
  49                        "bx_1_vp4.b56", "x1_1_vp4.xlx", "bd563s3.boot", "l_1_vp4.d56"
  50                },
  51        };
  52
  53        int i, err;
  54
  55        for (i = 0; i < 4; i++) {
  56                char path[32];
  57                const struct firmware *fw;
  58                if (! fw_files[chip->type][i])
  59                        continue;
  60                sprintf(path, "vx/%s", fw_files[chip->type][i]);
  61                if (request_firmware(&fw, path, chip->dev)) {
  62                        snd_printk(KERN_ERR "vx: can't load firmware %s\n", path);
  63                        return -ENOENT;
  64                }
  65                err = chip->ops->load_dsp(chip, i, fw);
  66                if (err < 0) {
  67                        release_firmware(fw);
  68                        return err;
  69                }
  70                if (i == 1)
  71                        chip->chip_status |= VX_STAT_XILINX_LOADED;
  72#ifdef CONFIG_PM
  73                chip->firmware[i] = fw;
  74#else
  75                release_firmware(fw);
  76#endif
  77        }
  78
  79        /* ok, we reached to the last one */
  80        /* create the devices if not built yet */
  81        if ((err = snd_vx_pcm_new(chip)) < 0)
  82                return err;
  83
  84        if ((err = snd_vx_mixer_new(chip)) < 0)
  85                return err;
  86
  87        if (chip->ops->add_controls)
  88                if ((err = chip->ops->add_controls(chip)) < 0)
  89                        return err;
  90
  91        chip->chip_status |= VX_STAT_DEVICE_INIT;
  92        chip->chip_status |= VX_STAT_CHIP_INIT;
  93
  94        return snd_card_register(chip->card);
  95}
  96
  97/* exported */
  98void snd_vx_free_firmware(struct vx_core *chip)
  99{
 100#ifdef CONFIG_PM
 101        int i;
 102        for (i = 0; i < 4; i++)
 103                release_firmware(chip->firmware[i]);
 104#endif
 105}
 106
 107EXPORT_SYMBOL(snd_vx_setup_firmware);
 108EXPORT_SYMBOL(snd_vx_free_firmware);
 109