forked from luck/tmp_suning_uos_patched
[ALSA] opl3 - Use hwdep for patch loading
Use the hwdep device for loading OPL2/3 patch data instead of the messy sequencer instrument layer. Due to this change, the sbiload program should be updated, too. Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Takashi Iwai
Jaroslav Kysela
parent
ceac4bf34e
commit
224a033252
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@ -104,6 +104,8 @@ struct snd_dm_fm_params {
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#define SNDRV_DM_FM_IOCTL_SET_MODE _IOW('H', 0x25, int)
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/* for OPL3 only */
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#define SNDRV_DM_FM_IOCTL_SET_CONNECTION _IOW('H', 0x26, int)
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/* SBI patch management */
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#define SNDRV_DM_FM_IOCTL_CLEAR_PATCHES _IO ('H', 0x40)
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#define SNDRV_DM_FM_OSS_IOCTL_RESET 0x20
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#define SNDRV_DM_FM_OSS_IOCTL_PLAY_NOTE 0x21
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@ -112,4 +114,21 @@ struct snd_dm_fm_params {
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#define SNDRV_DM_FM_OSS_IOCTL_SET_MODE 0x24
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#define SNDRV_DM_FM_OSS_IOCTL_SET_OPL 0x25
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/*
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* Patch Record - fixed size for write
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*/
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#define FM_KEY_SBI "SBI\032"
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#define FM_KEY_2OP "2OP\032"
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#define FM_KEY_4OP "4OP\032"
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struct sbi_patch {
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unsigned char prog;
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unsigned char bank;
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char key[4];
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char name[25];
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char extension[7];
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unsigned char data[32];
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};
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#endif /* __SOUND_ASOUND_FM_H */
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@ -63,7 +63,7 @@
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#include "seq_oss_legacy.h"
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#endif
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#include "seq_device.h"
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#include "ainstr_fm.h"
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#include "asound_fm.h"
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/*
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* Register numbers for the global registers
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@ -239,6 +239,47 @@
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struct snd_opl3;
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/*
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* Instrument record, aka "Patch"
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*/
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/* FM operator */
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struct fm_operator {
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unsigned char am_vib;
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unsigned char ksl_level;
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unsigned char attack_decay;
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unsigned char sustain_release;
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unsigned char wave_select;
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} __attribute__((packed));
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/* Instrument data */
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struct fm_instrument {
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struct fm_operator op[4];
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unsigned char feedback_connection[2];
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unsigned char echo_delay;
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unsigned char echo_atten;
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unsigned char chorus_spread;
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unsigned char trnsps;
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unsigned char fix_dur;
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unsigned char modes;
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unsigned char fix_key;
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};
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/* type */
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#define FM_PATCH_OPL2 0x01 /* OPL2 2 operators FM instrument */
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#define FM_PATCH_OPL3 0x02 /* OPL3 4 operators FM instrument */
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/* Instrument record */
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struct fm_patch {
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unsigned char prog;
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unsigned char bank;
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unsigned char type;
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struct fm_instrument inst;
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char name[24];
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struct fm_patch *next;
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};
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/*
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* A structure to keep track of each hardware voice
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*/
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@ -297,8 +338,8 @@ struct snd_opl3 {
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struct snd_midi_channel_set * oss_chset;
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#endif
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struct snd_seq_kinstr_ops fm_ops;
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struct snd_seq_kinstr_list *ilist;
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#define OPL3_PATCH_HASH_SIZE 32
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struct fm_patch *patch_table[OPL3_PATCH_HASH_SIZE];
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struct snd_opl3_voice voices[MAX_OPL3_VOICES]; /* Voices (OPL3 'channel') */
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int use_time; /* allocation counter */
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@ -333,8 +374,19 @@ int snd_opl3_hwdep_new(struct snd_opl3 * opl3, int device, int seq_device,
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int snd_opl3_open(struct snd_hwdep * hw, struct file *file);
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int snd_opl3_ioctl(struct snd_hwdep * hw, struct file *file,
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unsigned int cmd, unsigned long arg);
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long snd_opl3_write(struct snd_hwdep *hw, const char __user *buf, long count,
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loff_t *offset);
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int snd_opl3_release(struct snd_hwdep * hw, struct file *file);
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void snd_opl3_reset(struct snd_opl3 * opl3);
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int snd_opl3_load_patch(struct snd_opl3 *opl3,
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int prog, int bank, int type,
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const char *name,
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const unsigned char *ext,
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const unsigned char *data);
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struct fm_patch *snd_opl3_find_patch(struct snd_opl3 *opl3, int prog, int bank,
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int create_patch);
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void snd_opl3_clear_patches(struct snd_opl3 *opl3);
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#endif /* __SOUND_OPL3_H */
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@ -327,6 +327,7 @@ static int snd_opl3_free(struct snd_opl3 *opl3)
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snd_assert(opl3 != NULL, return -ENXIO);
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if (opl3->private_free)
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opl3->private_free(opl3);
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snd_opl3_clear_patches(opl3);
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release_and_free_resource(opl3->res_l_port);
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release_and_free_resource(opl3->res_r_port);
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kfree(opl3);
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@ -521,6 +522,7 @@ int snd_opl3_hwdep_new(struct snd_opl3 * opl3,
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/* operators - only ioctl */
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hw->ops.open = snd_opl3_open;
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hw->ops.ioctl = snd_opl3_ioctl;
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hw->ops.write = snd_opl3_write;
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hw->ops.release = snd_opl3_release;
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opl3->seq_dev_num = seq_device;
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@ -289,8 +289,6 @@ static int snd_opl3_oss_map[MAX_OPL3_VOICES] = {
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void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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{
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struct snd_opl3 *opl3;
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struct snd_seq_instr wanted;
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struct snd_seq_kinstr *kinstr;
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int instr_4op;
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int voice;
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@ -306,11 +304,13 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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unsigned char voice_offset;
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unsigned short opl3_reg;
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unsigned char reg_val;
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unsigned char prg, bank;
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int key = note;
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unsigned char fnum, blocknum;
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int i;
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struct fm_patch *patch;
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struct fm_instrument *fm;
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unsigned long flags;
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@ -320,19 +320,17 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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snd_printk("Note on, ch %i, inst %i, note %i, vel %i\n",
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chan->number, chan->midi_program, note, vel);
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#endif
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wanted.cluster = 0;
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wanted.std = SNDRV_SEQ_INSTR_TYPE2_OPL2_3;
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/* in SYNTH mode, application takes care of voices */
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/* in SEQ mode, drum voice numbers are notes on drum channel */
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if (opl3->synth_mode == SNDRV_OPL3_MODE_SEQ) {
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if (chan->drum_channel) {
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/* percussion instruments are located in bank 128 */
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wanted.bank = 128;
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wanted.prg = note;
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bank = 128;
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prg = note;
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} else {
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wanted.bank = chan->gm_bank_select;
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wanted.prg = chan->midi_program;
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bank = chan->gm_bank_select;
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prg = chan->midi_program;
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}
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} else {
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/* Prepare for OSS mode */
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@ -340,8 +338,8 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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return;
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/* OSS instruments are located in bank 127 */
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wanted.bank = 127;
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wanted.prg = chan->midi_program;
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bank = 127;
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prg = chan->midi_program;
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}
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spin_lock_irqsave(&opl3->voice_lock, flags);
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@ -353,15 +351,14 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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}
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__extra_prg:
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kinstr = snd_seq_instr_find(opl3->ilist, &wanted, 1, 0);
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if (kinstr == NULL) {
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patch = snd_opl3_find_patch(opl3, prg, bank, 0);
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if (!patch) {
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spin_unlock_irqrestore(&opl3->voice_lock, flags);
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return;
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}
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fm = KINSTR_DATA(kinstr);
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switch (fm->type) {
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fm = &patch->inst;
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switch (patch->type) {
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case FM_PATCH_OPL2:
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instr_4op = 0;
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break;
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@ -371,14 +368,12 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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break;
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}
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default:
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snd_seq_instr_free_use(opl3->ilist, kinstr);
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spin_unlock_irqrestore(&opl3->voice_lock, flags);
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return;
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}
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#ifdef DEBUG_MIDI
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snd_printk(" --> OPL%i instrument: %s\n",
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instr_4op ? 3 : 2, kinstr->name);
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instr_4op ? 3 : 2, patch->name);
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#endif
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/* in SYNTH mode, application takes care of voices */
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/* in SEQ mode, allocate voice on free OPL3 channel */
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@ -569,8 +564,6 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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/* get extra pgm, but avoid possible loops */
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extra_prg = (extra_prg) ? 0 : fm->modes;
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snd_seq_instr_free_use(opl3->ilist, kinstr);
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/* do the bookkeeping */
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vp->time = opl3->use_time++;
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vp->note = key;
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@ -601,12 +594,12 @@ void snd_opl3_note_on(void *p, int note, int vel, struct snd_midi_channel *chan)
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/* allocate extra program if specified in patch library */
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if (extra_prg) {
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if (extra_prg > 128) {
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wanted.bank = 128;
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bank = 128;
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/* percussions start at 35 */
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wanted.prg = extra_prg - 128 + 35 - 1;
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prg = extra_prg - 128 + 35 - 1;
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} else {
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wanted.bank = 0;
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wanted.prg = extra_prg - 1;
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bank = 0;
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prg = extra_prg - 1;
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}
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#ifdef DEBUG_MIDI
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snd_printk(" *** allocating extra program\n");
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@ -195,17 +195,6 @@ static int snd_opl3_close_seq_oss(struct snd_seq_oss_arg *arg)
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/* load patch */
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/* offsets for SBI params */
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#define AM_VIB 0
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#define KSL_LEVEL 2
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#define ATTACK_DECAY 4
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#define SUSTAIN_RELEASE 6
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#define WAVE_SELECT 8
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/* offset for SBI instrument */
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#define CONNECTION 10
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#define OFFSET_4OP 11
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/* from sound_config.h */
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#define SBFM_MAXINSTR 256
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@ -213,112 +202,42 @@ static int snd_opl3_load_patch_seq_oss(struct snd_seq_oss_arg *arg, int format,
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const char __user *buf, int offs, int count)
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{
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struct snd_opl3 *opl3;
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int err = -EINVAL;
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struct sbi_instrument sbi;
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char name[32];
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int err, type;
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snd_assert(arg != NULL, return -ENXIO);
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opl3 = arg->private_data;
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if ((format == FM_PATCH) || (format == OPL3_PATCH)) {
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struct sbi_instrument sbi;
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if (format == FM_PATCH)
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type = FM_PATCH_OPL2;
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else if (format == OPL3_PATCH)
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type = FM_PATCH_OPL3;
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else
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return -EINVAL;
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size_t size;
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struct snd_seq_instr_header *put;
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struct snd_seq_instr_data *data;
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struct fm_xinstrument *xinstr;
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struct snd_seq_event ev;
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int i;
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mm_segment_t fs;
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if (count < (int)sizeof(sbi)) {
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snd_printk("FM Error: Patch record too short\n");
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return -EINVAL;
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}
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if (copy_from_user(&sbi, buf, sizeof(sbi)))
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return -EFAULT;
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if (sbi.channel < 0 || sbi.channel >= SBFM_MAXINSTR) {
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snd_printk("FM Error: Invalid instrument number %d\n", sbi.channel);
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return -EINVAL;
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}
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size = sizeof(*put) + sizeof(struct fm_xinstrument);
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put = kzalloc(size, GFP_KERNEL);
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if (put == NULL)
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return -ENOMEM;
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/* build header */
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data = &put->data;
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data->type = SNDRV_SEQ_INSTR_ATYPE_DATA;
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strcpy(data->data.format, SNDRV_SEQ_INSTR_ID_OPL2_3);
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/* build data section */
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xinstr = (struct fm_xinstrument *)(data + 1);
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xinstr->stype = FM_STRU_INSTR;
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for (i = 0; i < 2; i++) {
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xinstr->op[i].am_vib = sbi.operators[AM_VIB + i];
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xinstr->op[i].ksl_level = sbi.operators[KSL_LEVEL + i];
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xinstr->op[i].attack_decay = sbi.operators[ATTACK_DECAY + i];
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xinstr->op[i].sustain_release = sbi.operators[SUSTAIN_RELEASE + i];
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xinstr->op[i].wave_select = sbi.operators[WAVE_SELECT + i];
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}
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xinstr->feedback_connection[0] = sbi.operators[CONNECTION];
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if (format == OPL3_PATCH) {
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xinstr->type = FM_PATCH_OPL3;
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for (i = 0; i < 2; i++) {
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xinstr->op[i+2].am_vib = sbi.operators[OFFSET_4OP + AM_VIB + i];
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xinstr->op[i+2].ksl_level = sbi.operators[OFFSET_4OP + KSL_LEVEL + i];
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xinstr->op[i+2].attack_decay = sbi.operators[OFFSET_4OP + ATTACK_DECAY + i];
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xinstr->op[i+2].sustain_release = sbi.operators[OFFSET_4OP + SUSTAIN_RELEASE + i];
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xinstr->op[i+2].wave_select = sbi.operators[OFFSET_4OP + WAVE_SELECT + i];
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}
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xinstr->feedback_connection[1] = sbi.operators[OFFSET_4OP + CONNECTION];
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} else {
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xinstr->type = FM_PATCH_OPL2;
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}
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put->id.instr.std = SNDRV_SEQ_INSTR_TYPE2_OPL2_3;
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put->id.instr.bank = 127;
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put->id.instr.prg = sbi.channel;
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put->cmd = SNDRV_SEQ_INSTR_PUT_CMD_CREATE;
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memset (&ev, 0, sizeof(ev));
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ev.source.client = SNDRV_SEQ_CLIENT_OSS;
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ev.dest = arg->addr;
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ev.flags = SNDRV_SEQ_EVENT_LENGTH_VARUSR;
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ev.queue = SNDRV_SEQ_QUEUE_DIRECT;
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fs = snd_enter_user();
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__again:
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ev.type = SNDRV_SEQ_EVENT_INSTR_PUT;
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ev.data.ext.len = size;
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ev.data.ext.ptr = put;
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err = snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, &ev,
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opl3->seq_client, 0, 0);
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if (err == -EBUSY) {
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struct snd_seq_instr_header remove;
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memset (&remove, 0, sizeof(remove));
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remove.cmd = SNDRV_SEQ_INSTR_FREE_CMD_SINGLE;
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remove.id.instr = put->id.instr;
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/* remove instrument */
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ev.type = SNDRV_SEQ_EVENT_INSTR_FREE;
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ev.data.ext.len = sizeof(remove);
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ev.data.ext.ptr = &remove;
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snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, &ev,
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opl3->seq_client, 0, 0);
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goto __again;
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}
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snd_leave_user(fs);
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kfree(put);
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if (count < (int)sizeof(sbi)) {
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snd_printk("FM Error: Patch record too short\n");
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return -EINVAL;
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}
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return err;
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if (copy_from_user(&sbi, buf, sizeof(sbi)))
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return -EFAULT;
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if (sbi.channel < 0 || sbi.channel >= SBFM_MAXINSTR) {
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snd_printk("FM Error: Invalid instrument number %d\n",
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sbi.channel);
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return -EINVAL;
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}
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memset(name, 0, sizeof(name));
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sprintf(name, "Chan%d", sbi.channel);
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err = snd_opl3_load_patch(opl3, sbi.channel, 127, type, name, NULL,
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sbi.operators);
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if (err < 0)
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return err;
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return sizeof(sbi);
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}
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/* ioctl */
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@ -152,15 +152,7 @@ static int snd_opl3_synth_event_input(struct snd_seq_event * ev, int direct,
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{
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struct snd_opl3 *opl3 = private_data;
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if (ev->type >= SNDRV_SEQ_EVENT_INSTR_BEGIN &&
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ev->type <= SNDRV_SEQ_EVENT_INSTR_CHANGE) {
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if (direct) {
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snd_seq_instr_event(&opl3->fm_ops, opl3->ilist, ev,
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opl3->seq_client, atomic, hop);
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}
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} else {
|
||||
snd_midi_process_event(&opl3_ops, ev, opl3->chset);
|
||||
}
|
||||
snd_midi_process_event(&opl3_ops, ev, opl3->chset);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
@ -249,16 +241,6 @@ static int snd_opl3_seq_new_device(struct snd_seq_device *dev)
|
|||
return err;
|
||||
}
|
||||
|
||||
/* initialize instrument list */
|
||||
opl3->ilist = snd_seq_instr_list_new();
|
||||
if (opl3->ilist == NULL) {
|
||||
snd_seq_delete_kernel_client(client);
|
||||
opl3->seq_client = -1;
|
||||
return -ENOMEM;
|
||||
}
|
||||
opl3->ilist->flags = SNDRV_SEQ_INSTR_FLG_DIRECT;
|
||||
snd_seq_fm_init(&opl3->fm_ops, NULL);
|
||||
|
||||
/* setup system timer */
|
||||
init_timer(&opl3->tlist);
|
||||
opl3->tlist.function = snd_opl3_timer_func;
|
||||
|
|
@ -287,8 +269,6 @@ static int snd_opl3_seq_delete_device(struct snd_seq_device *dev)
|
|||
snd_seq_delete_kernel_client(opl3->seq_client);
|
||||
opl3->seq_client = -1;
|
||||
}
|
||||
if (opl3->ilist)
|
||||
snd_seq_instr_list_free(&opl3->ilist);
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -165,6 +165,10 @@ int snd_opl3_ioctl(struct snd_hwdep * hw, struct file *file,
|
|||
#endif
|
||||
return snd_opl3_set_connection(opl3, (int) arg);
|
||||
|
||||
case SNDRV_DM_FM_IOCTL_CLEAR_PATCHES:
|
||||
snd_opl3_clear_patches(opl3);
|
||||
return 0;
|
||||
|
||||
#ifdef CONFIG_SND_DEBUG
|
||||
default:
|
||||
snd_printk("unknown IOCTL: 0x%x\n", cmd);
|
||||
|
|
@ -188,6 +192,170 @@ int snd_opl3_release(struct snd_hwdep * hw, struct file *file)
|
|||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
* write the device - load patches
|
||||
*/
|
||||
long snd_opl3_write(struct snd_hwdep *hw, const char __user *buf, long count,
|
||||
loff_t *offset)
|
||||
{
|
||||
struct snd_opl3 *opl3 = hw->private_data;
|
||||
long result = 0;
|
||||
int err = 0;
|
||||
struct sbi_patch inst;
|
||||
|
||||
while (count >= sizeof(inst)) {
|
||||
unsigned char type;
|
||||
if (copy_from_user(&inst, buf, sizeof(inst)))
|
||||
return -EFAULT;
|
||||
if (!memcmp(inst.key, FM_KEY_SBI, 4) ||
|
||||
!memcmp(inst.key, FM_KEY_2OP, 4))
|
||||
type = FM_PATCH_OPL2;
|
||||
else if (!memcmp(inst.key, FM_KEY_4OP, 4))
|
||||
type = FM_PATCH_OPL3;
|
||||
else /* invalid type */
|
||||
break;
|
||||
err = snd_opl3_load_patch(opl3, inst.prog, inst.bank, type,
|
||||
inst.name, inst.extension,
|
||||
inst.data);
|
||||
if (err < 0)
|
||||
break;
|
||||
result += sizeof(inst);
|
||||
count -= sizeof(inst);
|
||||
}
|
||||
return result > 0 ? result : err;
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
* Patch management
|
||||
*/
|
||||
|
||||
/* offsets for SBI params */
|
||||
#define AM_VIB 0
|
||||
#define KSL_LEVEL 2
|
||||
#define ATTACK_DECAY 4
|
||||
#define SUSTAIN_RELEASE 6
|
||||
#define WAVE_SELECT 8
|
||||
|
||||
/* offset for SBI instrument */
|
||||
#define CONNECTION 10
|
||||
#define OFFSET_4OP 11
|
||||
|
||||
/*
|
||||
* load a patch, obviously.
|
||||
*
|
||||
* loaded on the given program and bank numbers with the given type
|
||||
* (FM_PATCH_OPLx).
|
||||
* data is the pointer of SBI record _without_ header (key and name).
|
||||
* name is the name string of the patch.
|
||||
* ext is the extension data of 7 bytes long (stored in name of SBI
|
||||
* data up to offset 25), or NULL to skip.
|
||||
* return 0 if successful or a negative error code.
|
||||
*/
|
||||
int snd_opl3_load_patch(struct snd_opl3 *opl3,
|
||||
int prog, int bank, int type,
|
||||
const char *name,
|
||||
const unsigned char *ext,
|
||||
const unsigned char *data)
|
||||
{
|
||||
struct fm_patch *patch;
|
||||
int i;
|
||||
|
||||
patch = snd_opl3_find_patch(opl3, prog, bank, 1);
|
||||
if (!patch)
|
||||
return -ENOMEM;
|
||||
|
||||
patch->type = type;
|
||||
|
||||
for (i = 0; i < 2; i++) {
|
||||
patch->inst.op[i].am_vib = data[AM_VIB + i];
|
||||
patch->inst.op[i].ksl_level = data[KSL_LEVEL + i];
|
||||
patch->inst.op[i].attack_decay = data[ATTACK_DECAY + i];
|
||||
patch->inst.op[i].sustain_release = data[SUSTAIN_RELEASE + i];
|
||||
patch->inst.op[i].wave_select = data[WAVE_SELECT + i];
|
||||
}
|
||||
patch->inst.feedback_connection[0] = data[CONNECTION];
|
||||
|
||||
if (type == FM_PATCH_OPL3) {
|
||||
for (i = 0; i < 2; i++) {
|
||||
patch->inst.op[i+2].am_vib =
|
||||
data[OFFSET_4OP + AM_VIB + i];
|
||||
patch->inst.op[i+2].ksl_level =
|
||||
data[OFFSET_4OP + KSL_LEVEL + i];
|
||||
patch->inst.op[i+2].attack_decay =
|
||||
data[OFFSET_4OP + ATTACK_DECAY + i];
|
||||
patch->inst.op[i+2].sustain_release =
|
||||
data[OFFSET_4OP + SUSTAIN_RELEASE + i];
|
||||
patch->inst.op[i+2].wave_select =
|
||||
data[OFFSET_4OP + WAVE_SELECT + i];
|
||||
}
|
||||
patch->inst.feedback_connection[1] =
|
||||
data[OFFSET_4OP + CONNECTION];
|
||||
}
|
||||
|
||||
if (ext) {
|
||||
patch->inst.echo_delay = ext[0];
|
||||
patch->inst.echo_atten = ext[1];
|
||||
patch->inst.chorus_spread = ext[2];
|
||||
patch->inst.trnsps = ext[3];
|
||||
patch->inst.fix_dur = ext[4];
|
||||
patch->inst.modes = ext[5];
|
||||
patch->inst.fix_key = ext[6];
|
||||
}
|
||||
|
||||
if (name)
|
||||
strlcpy(patch->name, name, sizeof(patch->name));
|
||||
|
||||
return 0;
|
||||
}
|
||||
EXPORT_SYMBOL(snd_opl3_load_patch);
|
||||
|
||||
/*
|
||||
* find a patch with the given program and bank numbers, returns its pointer
|
||||
* if no matching patch is found and create_patch is set, it creates a
|
||||
* new patch object.
|
||||
*/
|
||||
struct fm_patch *snd_opl3_find_patch(struct snd_opl3 *opl3, int prog, int bank,
|
||||
int create_patch)
|
||||
{
|
||||
/* pretty dumb hash key */
|
||||
unsigned int key = (prog + bank) % OPL3_PATCH_HASH_SIZE;
|
||||
struct fm_patch *patch;
|
||||
|
||||
for (patch = opl3->patch_table[key]; patch; patch = patch->next) {
|
||||
if (patch->prog == prog && patch->bank == bank)
|
||||
return patch;
|
||||
}
|
||||
if (!create_patch)
|
||||
return NULL;
|
||||
|
||||
patch = kzalloc(sizeof(*patch), GFP_KERNEL);
|
||||
if (!patch)
|
||||
return NULL;
|
||||
patch->prog = prog;
|
||||
patch->bank = bank;
|
||||
patch->next = opl3->patch_table[key];
|
||||
opl3->patch_table[key] = patch;
|
||||
return patch;
|
||||
}
|
||||
EXPORT_SYMBOL(snd_opl3_find_patch);
|
||||
|
||||
/*
|
||||
* Clear all patches of the given OPL3 instance
|
||||
*/
|
||||
void snd_opl3_clear_patches(struct snd_opl3 *opl3)
|
||||
{
|
||||
int i;
|
||||
for (i = 0; i < OPL3_PATCH_HASH_SIZE; i++) {
|
||||
struct fm_patch *patch, *next;
|
||||
for (patch = opl3->patch_table[i]; patch; patch = next) {
|
||||
next = patch->next;
|
||||
kfree(patch);
|
||||
}
|
||||
}
|
||||
memset(opl3->patch_table, 0, sizeof(opl3->patch_table));
|
||||
}
|
||||
|
||||
/* ------------------------------ */
|
||||
|
||||
void snd_opl3_reset(struct snd_opl3 * opl3)
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user