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-rw-r--r--sound/drivers/dummy.c4
-rw-r--r--sound/drivers/pcsp/pcsp.c32
-rw-r--r--sound/drivers/pcsp/pcsp.h2
-rw-r--r--sound/drivers/pcsp/pcsp_lib.c65
-rw-r--r--sound/drivers/pcsp/pcsp_mixer.c37
5 files changed, 84 insertions, 56 deletions
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 6ba066c41d2..252e04ce602 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -165,7 +165,7 @@ MODULE_PARM_DESC(enable, "Enable this dummy soundcard.");
module_param_array(pcm_devs, int, NULL, 0444);
MODULE_PARM_DESC(pcm_devs, "PCM devices # (0-4) for dummy driver.");
module_param_array(pcm_substreams, int, NULL, 0444);
-MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-16) for dummy driver.");
+MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-128) for dummy driver.");
//module_param_array(midi_devs, int, NULL, 0444);
//MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver.");
module_param(fake_buffer, bool, 0444);
@@ -808,8 +808,6 @@ static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy)
unsigned int idx;
int err;
- if (snd_BUG_ON(!dummy))
- return -EINVAL;
spin_lock_init(&dummy->mixer_lock);
strcpy(card->mixername, "Dummy Mixer");
diff --git a/sound/drivers/pcsp/pcsp.c b/sound/drivers/pcsp/pcsp.c
index b60cef257b5..f165c77d627 100644
--- a/sound/drivers/pcsp/pcsp.c
+++ b/sound/drivers/pcsp/pcsp.c
@@ -26,6 +26,7 @@ MODULE_ALIAS("platform:pcspkr");
static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
static int enable = SNDRV_DEFAULT_ENABLE1; /* Enable this card */
+static int nopcm; /* Disable PCM capability of the driver */
module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for pcsp soundcard.");
@@ -33,6 +34,8 @@ module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for pcsp soundcard.");
module_param(enable, bool, 0444);
MODULE_PARM_DESC(enable, "Enable PC-Speaker sound.");
+module_param(nopcm, bool, 0444);
+MODULE_PARM_DESC(nopcm, "Disable PC-Speaker PCM sound. Only beeps remain.");
struct snd_pcsp pcsp_chip;
@@ -43,13 +46,16 @@ static int __devinit snd_pcsp_create(struct snd_card *card)
int err;
int div, min_div, order;
- hrtimer_get_res(CLOCK_MONOTONIC, &tp);
- if (tp.tv_sec || tp.tv_nsec > PCSP_MAX_PERIOD_NS) {
- printk(KERN_ERR "PCSP: Timer resolution is not sufficient "
- "(%linS)\n", tp.tv_nsec);
- printk(KERN_ERR "PCSP: Make sure you have HPET and ACPI "
- "enabled.\n");
- return -EIO;
+ if (!nopcm) {
+ hrtimer_get_res(CLOCK_MONOTONIC, &tp);
+ if (tp.tv_sec || tp.tv_nsec > PCSP_MAX_PERIOD_NS) {
+ printk(KERN_ERR "PCSP: Timer resolution is not sufficient "
+ "(%linS)\n", tp.tv_nsec);
+ printk(KERN_ERR "PCSP: Make sure you have HPET and ACPI "
+ "enabled.\n");
+ printk(KERN_ERR "PCSP: Turned into nopcm mode.\n");
+ nopcm = 1;
+ }
}
if (loops_per_jiffy >= PCSP_MIN_LPJ && tp.tv_nsec <= PCSP_MIN_PERIOD_NS)
@@ -107,12 +113,14 @@ static int __devinit snd_card_pcsp_probe(int devnum, struct device *dev)
snd_card_free(card);
return err;
}
- err = snd_pcsp_new_pcm(&pcsp_chip);
- if (err < 0) {
- snd_card_free(card);
- return err;
+ if (!nopcm) {
+ err = snd_pcsp_new_pcm(&pcsp_chip);
+ if (err < 0) {
+ snd_card_free(card);
+ return err;
+ }
}
- err = snd_pcsp_new_mixer(&pcsp_chip);
+ err = snd_pcsp_new_mixer(&pcsp_chip, nopcm);
if (err < 0) {
snd_card_free(card);
return err;
diff --git a/sound/drivers/pcsp/pcsp.h b/sound/drivers/pcsp/pcsp.h
index 174dd2ff0f2..1e123077923 100644
--- a/sound/drivers/pcsp/pcsp.h
+++ b/sound/drivers/pcsp/pcsp.h
@@ -83,6 +83,6 @@ extern enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle);
extern void pcsp_sync_stop(struct snd_pcsp *chip);
extern int snd_pcsp_new_pcm(struct snd_pcsp *chip);
-extern int snd_pcsp_new_mixer(struct snd_pcsp *chip);
+extern int snd_pcsp_new_mixer(struct snd_pcsp *chip, int nopcm);
#endif
diff --git a/sound/drivers/pcsp/pcsp_lib.c b/sound/drivers/pcsp/pcsp_lib.c
index 84cc2658c05..e1145ac6e90 100644
--- a/sound/drivers/pcsp/pcsp_lib.c
+++ b/sound/drivers/pcsp/pcsp_lib.c
@@ -39,25 +39,20 @@ static DECLARE_TASKLET(pcsp_pcm_tasklet, pcsp_call_pcm_elapsed, 0);
/* write the port and returns the next expire time in ns;
* called at the trigger-start and in hrtimer callback
*/
-static unsigned long pcsp_timer_update(struct hrtimer *handle)
+static u64 pcsp_timer_update(struct snd_pcsp *chip)
{
unsigned char timer_cnt, val;
u64 ns;
struct snd_pcm_substream *substream;
struct snd_pcm_runtime *runtime;
- struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
unsigned long flags;
if (chip->thalf) {
outb(chip->val61, 0x61);
chip->thalf = 0;
- if (!atomic_read(&chip->timer_active))
- return 0;
return chip->ns_rem;
}
- if (!atomic_read(&chip->timer_active))
- return 0;
substream = chip->playback_substream;
if (!substream)
return 0;
@@ -88,24 +83,17 @@ static unsigned long pcsp_timer_update(struct hrtimer *handle)
return ns;
}
-enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
+static void pcsp_pointer_update(struct snd_pcsp *chip)
{
- struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
struct snd_pcm_substream *substream;
- int periods_elapsed, pointer_update;
size_t period_bytes, buffer_bytes;
- unsigned long ns;
+ int periods_elapsed;
unsigned long flags;
- pointer_update = !chip->thalf;
- ns = pcsp_timer_update(handle);
- if (!ns)
- return HRTIMER_NORESTART;
-
/* update the playback position */
substream = chip->playback_substream;
if (!substream)
- return HRTIMER_NORESTART;
+ return;
period_bytes = snd_pcm_lib_period_bytes(substream);
buffer_bytes = snd_pcm_lib_buffer_bytes(substream);
@@ -134,6 +122,26 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
if (periods_elapsed)
tasklet_schedule(&pcsp_pcm_tasklet);
+}
+
+enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
+{
+ struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
+ int pointer_update;
+ u64 ns;
+
+ if (!atomic_read(&chip->timer_active) || !chip->playback_substream)
+ return HRTIMER_NORESTART;
+
+ pointer_update = !chip->thalf;
+ ns = pcsp_timer_update(chip);
+ if (!ns) {
+ printk(KERN_WARNING "PCSP: unexpected stop\n");
+ return HRTIMER_NORESTART;
+ }
+
+ if (pointer_update)
+ pcsp_pointer_update(chip);
hrtimer_forward(handle, hrtimer_get_expires(handle), ns_to_ktime(ns));
@@ -142,8 +150,6 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
static int pcsp_start_playing(struct snd_pcsp *chip)
{
- unsigned long ns;
-
#if PCSP_DEBUG
printk(KERN_INFO "PCSP: start_playing called\n");
#endif
@@ -159,11 +165,7 @@ static int pcsp_start_playing(struct snd_pcsp *chip)
atomic_set(&chip->timer_active, 1);
chip->thalf = 0;
- ns = pcsp_timer_update(&pcsp_chip.timer);
- if (!ns)
- return -EIO;
-
- hrtimer_start(&pcsp_chip.timer, ktime_set(0, ns), HRTIMER_MODE_REL);
+ hrtimer_start(&pcsp_chip.timer, ktime_set(0, 0), HRTIMER_MODE_REL);
return 0;
}
@@ -232,21 +234,22 @@ static int snd_pcsp_playback_hw_free(struct snd_pcm_substream *substream)
static int snd_pcsp_playback_prepare(struct snd_pcm_substream *substream)
{
struct snd_pcsp *chip = snd_pcm_substream_chip(substream);
+ pcsp_sync_stop(chip);
+ chip->playback_ptr = 0;
+ chip->period_ptr = 0;
+ chip->fmt_size =
+ snd_pcm_format_physical_width(substream->runtime->format) >> 3;
+ chip->is_signed = snd_pcm_format_signed(substream->runtime->format);
#if PCSP_DEBUG
printk(KERN_INFO "PCSP: prepare called, "
- "size=%zi psize=%zi f=%zi f1=%i\n",
+ "size=%zi psize=%zi f=%zi f1=%i fsize=%i\n",
snd_pcm_lib_buffer_bytes(substream),
snd_pcm_lib_period_bytes(substream),
snd_pcm_lib_buffer_bytes(substream) /
snd_pcm_lib_period_bytes(substream),
- substream->runtime->periods);
+ substream->runtime->periods,
+ chip->fmt_size);
#endif
- pcsp_sync_stop(chip);
- chip->playback_ptr = 0;
- chip->period_ptr = 0;
- chip->fmt_size =
- snd_pcm_format_physical_width(substream->runtime->format) >> 3;
- chip->is_signed = snd_pcm_format_signed(substream->runtime->format);
return 0;
}
diff --git a/sound/drivers/pcsp/pcsp_mixer.c b/sound/drivers/pcsp/pcsp_mixer.c
index 199b0337714..6f633f4f3b9 100644
--- a/sound/drivers/pcsp/pcsp_mixer.c
+++ b/sound/drivers/pcsp/pcsp_mixer.c
@@ -72,7 +72,7 @@ static int pcsp_treble_put(struct snd_kcontrol *kcontrol,
if (treble != chip->treble) {
chip->treble = treble;
#if PCSP_DEBUG
- printk(KERN_INFO "PCSP: rate set to %i\n", PCSP_RATE());
+ printk(KERN_INFO "PCSP: rate set to %li\n", PCSP_RATE());
#endif
changed = 1;
}
@@ -119,24 +119,43 @@ static int pcsp_pcspkr_put(struct snd_kcontrol *kcontrol,
.put = pcsp_##ctl_type##_put, \
}
-static struct snd_kcontrol_new __devinitdata snd_pcsp_controls[] = {
+static struct snd_kcontrol_new __devinitdata snd_pcsp_controls_pcm[] = {
PCSP_MIXER_CONTROL(enable, "Master Playback Switch"),
PCSP_MIXER_CONTROL(treble, "BaseFRQ Playback Volume"),
- PCSP_MIXER_CONTROL(pcspkr, "PC Speaker Playback Switch"),
};
-int __devinit snd_pcsp_new_mixer(struct snd_pcsp *chip)
+static struct snd_kcontrol_new __devinitdata snd_pcsp_controls_spkr[] = {
+ PCSP_MIXER_CONTROL(pcspkr, "Beep Playback Switch"),
+};
+
+static int __devinit snd_pcsp_ctls_add(struct snd_pcsp *chip,
+ struct snd_kcontrol_new *ctls, int num)
{
- struct snd_card *card = chip->card;
int i, err;
+ struct snd_card *card = chip->card;
+ for (i = 0; i < num; i++) {
+ err = snd_ctl_add(card, snd_ctl_new1(ctls + i, chip));
+ if (err < 0)
+ return err;
+ }
+ return 0;
+}
+
+int __devinit snd_pcsp_new_mixer(struct snd_pcsp *chip, int nopcm)
+{
+ int err;
+ struct snd_card *card = chip->card;
- for (i = 0; i < ARRAY_SIZE(snd_pcsp_controls); i++) {
- err = snd_ctl_add(card,
- snd_ctl_new1(snd_pcsp_controls + i,
- chip));
+ if (!nopcm) {
+ err = snd_pcsp_ctls_add(chip, snd_pcsp_controls_pcm,
+ ARRAY_SIZE(snd_pcsp_controls_pcm));
if (err < 0)
return err;
}
+ err = snd_pcsp_ctls_add(chip, snd_pcsp_controls_spkr,
+ ARRAY_SIZE(snd_pcsp_controls_spkr));
+ if (err < 0)
+ return err;
strcpy(card->mixername, "PC-Speaker");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-12 19:44:38 +0000