[mirror_ubuntu-bionic-kernel.git] / sound / drivers / vx / vx_hwdep.c

/*
 * Driver for Digigram VX soundcards
 *
 * DSP firmware management
 *
 * Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
 *
 *   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/device.h>
#include <linux/firmware.h>
#include <linux/vmalloc.h>
#include <sound/core.h>
#include <sound/hwdep.h>
#include <sound/vx_core.h>

#ifdef SND_VX_FW_LOADER

int snd_vx_setup_firmware(struct vx_core *chip)
{
	static char *fw_files[VX_TYPE_NUMS][4] = {
		[VX_TYPE_BOARD] = {
			NULL, "x1_1_vx2.xlx", "bd56002.boot", "l_1_vx2.d56",
		},
		[VX_TYPE_V2] = {
			NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
		},
		[VX_TYPE_MIC] = {
			NULL, "x1_2_v22.xlx", "bd563v2.boot", "l_1_v22.d56",
		},
		[VX_TYPE_VXPOCKET] = {
			"bx_1_vxp.b56", "x1_1_vxp.xlx", "bd563s3.boot", "l_1_vxp.d56"
		},
		[VX_TYPE_VXP440] = {
			"bx_1_vp4.b56", "x1_1_vp4.xlx", "bd563s3.boot", "l_1_vp4.d56"
		},
	};

	int i, err;

	for (i = 0; i < 4; i++) {
		char path[32];
		const struct firmware *fw;
		if (! fw_files[chip->type][i])
			continue;
		sprintf(path, "vx/%s", fw_files[chip->type][i]);
		if (request_firmware(&fw, path, chip->dev)) {
			snd_printk(KERN_ERR "vx: can't load firmware %s\n", path);
			return -ENOENT;
		}
		err = chip->ops->load_dsp(chip, i, fw);
		if (err < 0) {
			release_firmware(fw);
			return err;
		}
		if (i == 1)
			chip->chip_status |= VX_STAT_XILINX_LOADED;
#ifdef CONFIG_PM
		chip->firmware[i] = fw;
#else
		release_firmware(fw);
#endif
	}

	/* ok, we reached to the last one */
	/* create the devices if not built yet */
	if ((err = snd_vx_pcm_new(chip)) < 0)
		return err;

	if ((err = snd_vx_mixer_new(chip)) < 0)
		return err;

	if (chip->ops->add_controls)
		if ((err = chip->ops->add_controls(chip)) < 0)
			return err;

	chip->chip_status |= VX_STAT_DEVICE_INIT;
	chip->chip_status |= VX_STAT_CHIP_INIT;

	return snd_card_register(chip->card);
}

/* exported */
void snd_vx_free_firmware(struct vx_core *chip)
{
#ifdef CONFIG_PM
	int i;
	for (i = 0; i < 4; i++)
		release_firmware(chip->firmware[i]);
#endif
}

#else /* old style firmware loading */

static int vx_hwdep_open(struct snd_hwdep *hw, struct file *file)
{
	return 0;
}

static int vx_hwdep_release(struct snd_hwdep *hw, struct file *file)
{
	return 0;
}

static int vx_hwdep_dsp_status(struct snd_hwdep *hw,
			       struct snd_hwdep_dsp_status *info)
{
	static char *type_ids[VX_TYPE_NUMS] = {
		[VX_TYPE_BOARD] = "vxboard",
		[VX_TYPE_V2] = "vx222",
		[VX_TYPE_MIC] = "vx222",
		[VX_TYPE_VXPOCKET] = "vxpocket",
		[VX_TYPE_VXP440] = "vxp440",
	};
	struct vx_core *vx = hw->private_data;

	snd_assert(type_ids[vx->type], return -EINVAL);
	strcpy(info->id, type_ids[vx->type]);
	if (vx_is_pcmcia(vx))
		info->num_dsps = 4;
	else
		info->num_dsps = 3;
	if (vx->chip_status & VX_STAT_CHIP_INIT)
		info->chip_ready = 1;
	info->version = VX_DRIVER_VERSION;
	return 0;
}

static void free_fw(const struct firmware *fw)
{
	if (fw) {
		vfree(fw->data);
		kfree(fw);
	}
}

static int vx_hwdep_dsp_load(struct snd_hwdep *hw,
			     struct snd_hwdep_dsp_image *dsp)
{
	struct vx_core *vx = hw->private_data;
	int index, err;
	struct firmware *fw;

	snd_assert(vx->ops->load_dsp, return -ENXIO);

	fw = kmalloc(sizeof(*fw), GFP_KERNEL);
	if (! fw) {
		snd_printk(KERN_ERR "cannot allocate firmware\n");
		return -ENOMEM;
	}
	fw->size = dsp->length;
	fw->data = vmalloc(fw->size);
	if (! fw->data) {
		snd_printk(KERN_ERR "cannot allocate firmware image (length=%d)\n",
			   (int)fw->size);
		kfree(fw);
		return -ENOMEM;
	}
	if (copy_from_user(fw->data, dsp->image, dsp->length)) {
		free_fw(fw);
		return -EFAULT;
	}

	index = dsp->index;
	if (! vx_is_pcmcia(vx))
		index++;
	err = vx->ops->load_dsp(vx, index, fw);
	if (err < 0) {
		free_fw(fw);
		return err;
	}
#ifdef CONFIG_PM
	vx->firmware[index] = fw;
#else
	free_fw(fw);
#endif

	if (index == 1)
		vx->chip_status |= VX_STAT_XILINX_LOADED;
	if (index < 3)
		return 0;

	/* ok, we reached to the last one */
	/* create the devices if not built yet */
	if (! (vx->chip_status & VX_STAT_DEVICE_INIT)) {
		if ((err = snd_vx_pcm_new(vx)) < 0)
			return err;

		if ((err = snd_vx_mixer_new(vx)) < 0)
			return err;

		if (vx->ops->add_controls)
			if ((err = vx->ops->add_controls(vx)) < 0)
				return err;

		if ((err = snd_card_register(vx->card)) < 0)
			return err;

		vx->chip_status |= VX_STAT_DEVICE_INIT;
	}
	vx->chip_status |= VX_STAT_CHIP_INIT;
	return 0;
}


/* exported */
int snd_vx_setup_firmware(struct vx_core *chip)
{
	int err;
	struct snd_hwdep *hw;

	if ((err = snd_hwdep_new(chip->card, SND_VX_HWDEP_ID, 0, &hw)) < 0)
		return err;

	hw->iface = SNDRV_HWDEP_IFACE_VX;
	hw->private_data = chip;
	hw->ops.open = vx_hwdep_open;
	hw->ops.release = vx_hwdep_release;
	hw->ops.dsp_status = vx_hwdep_dsp_status;
	hw->ops.dsp_load = vx_hwdep_dsp_load;
	hw->exclusive = 1;
	sprintf(hw->name, "VX Loader (%s)", chip->card->driver);
	chip->hwdep = hw;

	return snd_card_register(chip->card);
}

/* exported */
void snd_vx_free_firmware(struct vx_core *chip)
{
#ifdef CONFIG_PM
	int i;
	for (i = 0; i < 4; i++)
		free_fw(chip->firmware[i]);
#endif
}

#endif /* SND_VX_FW_LOADER */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* Driver for Digigram VX soundcards
	3	*
	4	* DSP firmware management
	5	*
	6	* Copyright (c) 2002 by Takashi Iwai <tiwai@suse.de>
	7	*
	8	* This program is free software; you can redistribute it and/or modify
	9	* it under the terms of the GNU General Public License as published by
	10	* the Free Software Foundation; either version 2 of the License, or
	11	* (at your option) any later version.
	12	*
	13	* This program is distributed in the hope that it will be useful,
	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	* GNU General Public License for more details.
	17	*
	18	* You should have received a copy of the GNU General Public License
	19	* along with this program; if not, write to the Free Software
	20	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
	21	*/
	22
	23	#include <sound/driver.h>
	24	#include <linux/device.h>
	25	#include <linux/firmware.h>
409ef74a	26	#include <linux/vmalloc.h>
1da177e4 LT	27	#include <sound/core.h>
	28	#include <sound/hwdep.h>
	29	#include <sound/vx_core.h>
	30
	31	#ifdef SND_VX_FW_LOADER
	32
af26367f	33	int snd_vx_setup_firmware(struct vx_core *chip)
1da177e4 LT	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 */
af26367f	98	void snd_vx_free_firmware(struct vx_core *chip)
1da177e4 LT	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
	107	#else /* old style firmware loading */
	108
af26367f	109	static int vx_hwdep_open(struct snd_hwdep hw, struct file file)
1da177e4 LT	110	{
	111	return 0;
	112	}
	113
af26367f	114	static int vx_hwdep_release(struct snd_hwdep hw, struct file file)
1da177e4 LT	115	{
	116	return 0;
	117	}
	118
af26367f TI	119	static int vx_hwdep_dsp_status(struct snd_hwdep *hw,
af26367f TI	120	struct snd_hwdep_dsp_status *info)
1da177e4 LT	121	{
	122	static char *type_ids[VX_TYPE_NUMS] = {
	123	[VX_TYPE_BOARD] = "vxboard",
	124	[VX_TYPE_V2] = "vx222",
	125	[VX_TYPE_MIC] = "vx222",
	126	[VX_TYPE_VXPOCKET] = "vxpocket",
	127	[VX_TYPE_VXP440] = "vxp440",
	128	};
af26367f	129	struct vx_core *vx = hw->private_data;
1da177e4 LT	130
	131	snd_assert(type_ids[vx->type], return -EINVAL);
	132	strcpy(info->id, type_ids[vx->type]);
	133	if (vx_is_pcmcia(vx))
	134	info->num_dsps = 4;
	135	else
	136	info->num_dsps = 3;
	137	if (vx->chip_status & VX_STAT_CHIP_INIT)
	138	info->chip_ready = 1;
	139	info->version = VX_DRIVER_VERSION;
	140	return 0;
	141	}
	142
	143	static void free_fw(const struct firmware *fw)
	144	{
	145	if (fw) {
	146	vfree(fw->data);
	147	kfree(fw);
	148	}
	149	}
	150
af26367f TI	151	static int vx_hwdep_dsp_load(struct snd_hwdep *hw,
af26367f TI	152	struct snd_hwdep_dsp_image *dsp)
1da177e4	153	{
af26367f	154	struct vx_core *vx = hw->private_data;
1da177e4 LT	155	int index, err;
	156	struct firmware *fw;
	157
	158	snd_assert(vx->ops->load_dsp, return -ENXIO);
	159
	160	fw = kmalloc(sizeof(*fw), GFP_KERNEL);
	161	if (! fw) {
	162	snd_printk(KERN_ERR "cannot allocate firmware\n");
	163	return -ENOMEM;
	164	}
	165	fw->size = dsp->length;
	166	fw->data = vmalloc(fw->size);
	167	if (! fw->data) {
	168	snd_printk(KERN_ERR "cannot allocate firmware image (length=%d)\n",
	169	(int)fw->size);
	170	kfree(fw);
	171	return -ENOMEM;
	172	}
	173	if (copy_from_user(fw->data, dsp->image, dsp->length)) {
	174	free_fw(fw);
	175	return -EFAULT;
	176	}
	177
	178	index = dsp->index;
	179	if (! vx_is_pcmcia(vx))
	180	index++;
	181	err = vx->ops->load_dsp(vx, index, fw);
	182	if (err < 0) {
	183	free_fw(fw);
	184	return err;
	185	}
	186	#ifdef CONFIG_PM
	187	vx->firmware[index] = fw;
	188	#else
	189	free_fw(fw);
	190	#endif
	191
	192	if (index == 1)
	193	vx->chip_status \|= VX_STAT_XILINX_LOADED;
	194	if (index < 3)
	195	return 0;
	196
	197	/* ok, we reached to the last one */
	198	/* create the devices if not built yet */
	199	if (! (vx->chip_status & VX_STAT_DEVICE_INIT)) {
	200	if ((err = snd_vx_pcm_new(vx)) < 0)
	201	return err;
	202
	203	if ((err = snd_vx_mixer_new(vx)) < 0)
	204	return err;
	205
	206	if (vx->ops->add_controls)
	207	if ((err = vx->ops->add_controls(vx)) < 0)
	208	return err;
	209
	210	if ((err = snd_card_register(vx->card)) < 0)
	211	return err;
	212
	213	vx->chip_status \|= VX_STAT_DEVICE_INIT;
	214	}
	215	vx->chip_status \|= VX_STAT_CHIP_INIT;
	216	return 0;
	217	}
	218
219
220	/* exported */
af26367f	221	int snd_vx_setup_firmware(struct vx_core *chip)
1da177e4 LT	222	{
1da177e4 LT	223	int err;
af26367f	224	struct snd_hwdep *hw;
1da177e4 LT	225
	226	if ((err = snd_hwdep_new(chip->card, SND_VX_HWDEP_ID, 0, &hw)) < 0)
	227	return err;
	228
	229	hw->iface = SNDRV_HWDEP_IFACE_VX;
	230	hw->private_data = chip;
	231	hw->ops.open = vx_hwdep_open;
	232	hw->ops.release = vx_hwdep_release;
	233	hw->ops.dsp_status = vx_hwdep_dsp_status;
	234	hw->ops.dsp_load = vx_hwdep_dsp_load;
	235	hw->exclusive = 1;
	236	sprintf(hw->name, "VX Loader (%s)", chip->card->driver);
	237	chip->hwdep = hw;
	238
	239	return snd_card_register(chip->card);
	240	}
	241
	242	/* exported */
af26367f	243	void snd_vx_free_firmware(struct vx_core *chip)
1da177e4 LT	244	{
	245	#ifdef CONFIG_PM
	246	int i;
	247	for (i = 0; i < 4; i++)
	248	free_fw(chip->firmware[i]);
	249	#endif
	250	}
	251
	252	#endif /* SND_VX_FW_LOADER */