vx_hwdep.c

  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 const char * const 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->card->dev)) {
 62			dev_err(chip->card->dev, "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	err = snd_vx_pcm_new(chip);
 82	if (err < 0)
 83		return err;
 84
 85	err = snd_vx_mixer_new(chip);
 86	if (err < 0)
 87		return err;
 88
 89	if (chip->ops->add_controls) {
 90		err = chip->ops->add_controls(chip);
 91		if (err < 0)
 92			return err;
 93	}
 94
 95	chip->chip_status |= VX_STAT_DEVICE_INIT;
 96	chip->chip_status |= VX_STAT_CHIP_INIT;
 97
 98	return snd_card_register(chip->card);
 99}
100
101/* exported */
102void snd_vx_free_firmware(struct vx_core *chip)
103{
104#ifdef CONFIG_PM
105	int i;
106	for (i = 0; i < 4; i++)
107		release_firmware(chip->firmware[i]);
108#endif
109}
110
111EXPORT_SYMBOL(snd_vx_setup_firmware);
112EXPORT_SYMBOL(snd_vx_free_firmware);