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https://github.com/edk2-porting/linux-next.git
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[ALSA] oxygen: use an array of snd_kcontrol pointers
Use an array for the pointers to known controls so that it is easier to add more. Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Jaroslav Kysela <perex@perex.cz>
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7113e95812
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@ -15,6 +15,12 @@
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#define PCM_AC97 5
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#define PCM_AC97 5
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#define PCM_COUNT 6
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#define PCM_COUNT 6
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enum {
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CONTROL_SPDIF_PCM,
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CONTROL_SPDIF_INPUT_BITS,
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CONTROL_COUNT
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};
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#define OXYGEN_PCI_SUBID(sv, sd) \
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#define OXYGEN_PCI_SUBID(sv, sd) \
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.vendor = PCI_VENDOR_ID_CMEDIA, \
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.vendor = PCI_VENDOR_ID_CMEDIA, \
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.device = 0x8788, \
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.device = 0x8788, \
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@ -50,8 +56,7 @@ struct oxygen {
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u32 spdif_bits;
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u32 spdif_bits;
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u32 spdif_pcm_bits;
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u32 spdif_pcm_bits;
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struct snd_pcm_substream *streams[PCM_COUNT];
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struct snd_pcm_substream *streams[PCM_COUNT];
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struct snd_kcontrol *spdif_pcm_ctl;
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struct snd_kcontrol *controls[CONTROL_COUNT];
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struct snd_kcontrol *spdif_input_bits_ctl;
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struct work_struct spdif_input_bits_work;
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struct work_struct spdif_input_bits_work;
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};
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};
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@ -114,7 +114,7 @@ static void oxygen_spdif_input_bits_changed(struct work_struct *work)
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}
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}
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}
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}
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if (chip->spdif_input_bits_ctl) {
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if (chip->controls[CONTROL_SPDIF_INPUT_BITS]) {
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spin_lock_irq(&chip->reg_lock);
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spin_lock_irq(&chip->reg_lock);
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chip->interrupt_mask |= OXYGEN_INT_SPDIF_IN_CHANGE;
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chip->interrupt_mask |= OXYGEN_INT_SPDIF_IN_CHANGE;
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oxygen_write16(chip, OXYGEN_INTERRUPT_MASK,
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oxygen_write16(chip, OXYGEN_INTERRUPT_MASK,
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@ -122,7 +122,7 @@ static void oxygen_spdif_input_bits_changed(struct work_struct *work)
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spin_unlock_irq(&chip->reg_lock);
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spin_unlock_irq(&chip->reg_lock);
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snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
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snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE,
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&chip->spdif_input_bits_ctl->id);
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&chip->controls[CONTROL_SPDIF_INPUT_BITS]->id);
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}
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}
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}
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}
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@ -586,15 +586,22 @@ static const struct snd_kcontrol_new controls[] = {
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static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
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static void oxygen_any_ctl_free(struct snd_kcontrol *ctl)
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{
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{
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struct oxygen *chip = ctl->private_data;
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struct oxygen *chip = ctl->private_data;
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unsigned int i;
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/* I'm too lazy to write a function for each control :-) */
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/* I'm too lazy to write a function for each control :-) */
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chip->spdif_pcm_ctl = NULL;
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for (i = 0; i < ARRAY_SIZE(chip->controls); ++i)
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chip->spdif_input_bits_ctl = NULL;
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chip->controls[i] = NULL;
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}
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}
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int oxygen_mixer_init(struct oxygen *chip)
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int oxygen_mixer_init(struct oxygen *chip)
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{
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{
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unsigned int i;
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static const char *const known_ctl_names[CONTROL_COUNT] = {
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[CONTROL_SPDIF_PCM] =
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SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM),
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[CONTROL_SPDIF_INPUT_BITS] =
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SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT),
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};
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unsigned int i, j;
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struct snd_kcontrol *ctl;
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struct snd_kcontrol *ctl;
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int err;
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int err;
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@ -610,15 +617,11 @@ int oxygen_mixer_init(struct oxygen *chip)
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err = snd_ctl_add(chip->card, ctl);
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err = snd_ctl_add(chip->card, ctl);
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if (err < 0)
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if (err < 0)
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return err;
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return err;
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if (!strcmp(ctl->id.name,
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for (j = 0; j < CONTROL_COUNT; ++j)
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SNDRV_CTL_NAME_IEC958("", PLAYBACK, PCM_STREAM))) {
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if (!strcmp(ctl->id.name, known_ctl_names[j])) {
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chip->spdif_pcm_ctl = ctl;
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chip->controls[j] = ctl;
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ctl->private_free = oxygen_any_ctl_free;
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ctl->private_free = oxygen_any_ctl_free;
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} else if (!strcmp(ctl->id.name,
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}
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SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT))) {
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chip->spdif_input_bits_ctl = ctl;
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ctl->private_free = oxygen_any_ctl_free;
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}
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}
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}
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return chip->model->mixer_init ? chip->model->mixer_init(chip) : 0;
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return chip->model->mixer_init ? chip->model->mixer_init(chip) : 0;
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}
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}
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@ -209,11 +209,11 @@ static int oxygen_open(struct snd_pcm_substream *substream,
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chip->pcm_active |= 1 << channel;
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chip->pcm_active |= 1 << channel;
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if (channel == PCM_SPDIF) {
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if (channel == PCM_SPDIF) {
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chip->spdif_pcm_bits = chip->spdif_bits;
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chip->spdif_pcm_bits = chip->spdif_bits;
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chip->spdif_pcm_ctl->vd[0].access &=
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chip->controls[CONTROL_SPDIF_PCM]->vd[0].access &=
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~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
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~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
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snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
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snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
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SNDRV_CTL_EVENT_MASK_INFO,
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SNDRV_CTL_EVENT_MASK_INFO,
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&chip->spdif_pcm_ctl->id);
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&chip->controls[CONTROL_SPDIF_PCM]->id);
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}
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}
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mutex_unlock(&chip->mutex);
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mutex_unlock(&chip->mutex);
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@ -258,11 +258,11 @@ static int oxygen_close(struct snd_pcm_substream *substream)
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mutex_lock(&chip->mutex);
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mutex_lock(&chip->mutex);
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chip->pcm_active &= ~(1 << channel);
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chip->pcm_active &= ~(1 << channel);
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if (channel == PCM_SPDIF) {
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if (channel == PCM_SPDIF) {
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chip->spdif_pcm_ctl->vd[0].access |=
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chip->controls[CONTROL_SPDIF_PCM]->vd[0].access |=
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SNDRV_CTL_ELEM_ACCESS_INACTIVE;
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SNDRV_CTL_ELEM_ACCESS_INACTIVE;
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snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
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snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
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SNDRV_CTL_EVENT_MASK_INFO,
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SNDRV_CTL_EVENT_MASK_INFO,
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&chip->spdif_pcm_ctl->id);
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&chip->controls[CONTROL_SPDIF_PCM]->id);
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}
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}
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if (channel == PCM_SPDIF || channel == PCM_MULTICH)
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if (channel == PCM_SPDIF || channel == PCM_MULTICH)
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oxygen_update_spdif_source(chip);
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oxygen_update_spdif_source(chip);
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