aboutsummaryrefslogtreecommitdiff
path: root/sound/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'sound/drivers')
-rw-r--r--sound/drivers/Kconfig91
-rw-r--r--sound/drivers/pcsp/pcsp.h6
-rw-r--r--sound/drivers/pcsp/pcsp_mixer.c3
-rw-r--r--sound/drivers/vx/vx_core.c4
-rw-r--r--sound/drivers/vx/vx_hwdep.c2
5 files changed, 64 insertions, 42 deletions
diff --git a/sound/drivers/Kconfig b/sound/drivers/Kconfig
index 602b58e3b55..255fd18b9ae 100644
--- a/sound/drivers/Kconfig
+++ b/sound/drivers/Kconfig
@@ -1,15 +1,41 @@
-# ALSA generic drivers
+config SND_MPU401_UART
+ tristate
+ select SND_RAWMIDI
-menu "Generic devices"
- depends on SND!=n
+config SND_OPL3_LIB
+ tristate
+ select SND_TIMER
+ select SND_HWDEP
+config SND_OPL4_LIB
+ tristate
+ select SND_TIMER
+ select SND_HWDEP
+
+config SND_VX_LIB
+ tristate
+ select SND_HWDEP
+ select SND_PCM
+
+config SND_AC97_CODEC
+ tristate
+ select SND_PCM
+ select AC97_BUS
+ select SND_VMASTER
+
+menuconfig SND_DRIVERS
+ bool "Generic sound devices"
+ default y
+ help
+ Support for generic sound devices.
+
+if SND_DRIVERS
config SND_PCSP
tristate "PC-Speaker support (READ HELP!)"
depends on PCSPKR_PLATFORM && X86_PC && HIGH_RES_TIMERS
depends on INPUT
depends on EXPERIMENTAL
- depends on SND
select SND_PCM
help
If you don't have a sound card in your computer, you can include a
@@ -35,33 +61,8 @@ config SND_PCSP
Say M if you don't.
Say Y only if you really know what you do.
-config SND_MPU401_UART
- tristate
- select SND_RAWMIDI
-
-config SND_OPL3_LIB
- tristate
- select SND_TIMER
- select SND_HWDEP
-
-config SND_OPL4_LIB
- tristate
- select SND_TIMER
- select SND_HWDEP
-
-config SND_VX_LIB
- tristate
- select SND_HWDEP
- select SND_PCM
-
-config SND_AC97_CODEC
- tristate
- select SND_PCM
- select AC97_BUS
-
config SND_DUMMY
tristate "Dummy (/dev/null) soundcard"
- depends on SND
select SND_PCM
help
Say Y here to include the dummy driver. This driver does
@@ -90,7 +91,6 @@ config SND_VIRMIDI
config SND_MTPAV
tristate "MOTU MidiTimePiece AV multiport MIDI"
- depends on SND
select SND_RAWMIDI
help
To use a MOTU MidiTimePiece AV multiport MIDI adapter
@@ -102,7 +102,7 @@ config SND_MTPAV
config SND_MTS64
tristate "ESI Miditerminal 4140 driver"
- depends on SND && PARPORT
+ depends on PARPORT
select SND_RAWMIDI
help
The ESI Miditerminal 4140 is a 4 In 4 Out MIDI Interface with
@@ -115,7 +115,6 @@ config SND_MTS64
config SND_SERIAL_U16550
tristate "UART16550 serial MIDI driver"
- depends on SND
select SND_RAWMIDI
help
To include support for MIDI serial port interfaces, say Y here
@@ -131,7 +130,6 @@ config SND_SERIAL_U16550
config SND_MPU401
tristate "Generic MPU-401 UART driver"
- depends on SND
select SND_MPU401_UART
help
Say Y here to include support for MIDI ports compatible with
@@ -142,7 +140,7 @@ config SND_MPU401
config SND_PORTMAN2X4
tristate "Portman 2x4 driver"
- depends on SND && PARPORT
+ depends on PARPORT
select SND_RAWMIDI
help
Say Y here to include support for Midiman Portman 2x4 parallel
@@ -153,7 +151,7 @@ config SND_PORTMAN2X4
config SND_ML403_AC97CR
tristate "Xilinx ML403 AC97 Controller Reference"
- depends on SND && XILINX_VIRTEX
+ depends on XILINX_VIRTEX
select SND_AC97_CODEC
help
Say Y here to include support for the
@@ -163,4 +161,25 @@ config SND_ML403_AC97CR
To compile this driver as a module, choose M here: the module
will be called snd-ml403_ac97cr.
-endmenu
+config SND_AC97_POWER_SAVE
+ bool "AC97 Power-Saving Mode"
+ depends on SND_AC97_CODEC && EXPERIMENTAL
+ default n
+ help
+ Say Y here to enable the aggressive power-saving support of
+ AC97 codecs. In this mode, the power-mode is dynamically
+ controlled at each open/close.
+
+ The mode is activated by passing power_save=1 option to
+ snd-ac97-codec driver. You can toggle it dynamically over
+ sysfs, too.
+
+config SND_AC97_POWER_SAVE_DEFAULT
+ int "Default time-out for AC97 power-save mode"
+ depends on SND_AC97_POWER_SAVE
+ default 0
+ help
+ The default time-out value in seconds for AC97 automatic
+ power-save mode. 0 means to disable the power-save mode.
+
+endif # SND_DRIVERS
diff --git a/sound/drivers/pcsp/pcsp.h b/sound/drivers/pcsp/pcsp.h
index f07cc1ee1fe..1d661f795e8 100644
--- a/sound/drivers/pcsp/pcsp.h
+++ b/sound/drivers/pcsp/pcsp.h
@@ -24,7 +24,8 @@ static DEFINE_SPINLOCK(i8253_lock);
/* default timer freq for PC-Speaker: 18643 Hz */
#define DIV_18KHZ 64
#define MAX_DIV DIV_18KHZ
-#define CUR_DIV() (MAX_DIV >> chip->treble)
+#define CALC_DIV(d) (MAX_DIV >> (d))
+#define CUR_DIV() CALC_DIV(chip->treble)
#define PCSP_MAX_TREBLE 1
/* unfortunately, with hrtimers 37KHz does not work very well :( */
@@ -36,7 +37,8 @@ static DEFINE_SPINLOCK(i8253_lock);
#define PCSP_DEFAULT_SDIV (DIV_18KHZ >> 1)
#define PCSP_DEFAULT_SRATE (PIT_TICK_RATE / PCSP_DEFAULT_SDIV)
#define PCSP_INDEX_INC() (1 << (PCSP_MAX_TREBLE - chip->treble))
-#define PCSP_RATE() (PIT_TICK_RATE / CUR_DIV())
+#define PCSP_CALC_RATE(i) (PIT_TICK_RATE / CALC_DIV(i))
+#define PCSP_RATE() PCSP_CALC_RATE(chip->treble)
#define PCSP_MIN_RATE__1 MAX_DIV/PIT_TICK_RATE
#define PCSP_MAX_RATE__1 MIN_DIV/PIT_TICK_RATE
#define PCSP_MAX_PERIOD_NS (1000000000ULL * PCSP_MIN_RATE__1)
diff --git a/sound/drivers/pcsp/pcsp_mixer.c b/sound/drivers/pcsp/pcsp_mixer.c
index 64a695fef74..caeb0f57fcc 100644
--- a/sound/drivers/pcsp/pcsp_mixer.c
+++ b/sound/drivers/pcsp/pcsp_mixer.c
@@ -50,7 +50,8 @@ static int pcsp_treble_info(struct snd_kcontrol *kcontrol,
uinfo->value.enumerated.items = chip->max_treble + 1;
if (uinfo->value.enumerated.item > chip->max_treble)
uinfo->value.enumerated.item = chip->max_treble;
- sprintf(uinfo->value.enumerated.name, "%d", PCSP_RATE());
+ sprintf(uinfo->value.enumerated.name, "%d",
+ PCSP_CALC_RATE(uinfo->value.enumerated.item));
return 0;
}
diff --git a/sound/drivers/vx/vx_core.c b/sound/drivers/vx/vx_core.c
index 99538862e34..585af2eb143 100644
--- a/sound/drivers/vx/vx_core.c
+++ b/sound/drivers/vx/vx_core.c
@@ -453,7 +453,7 @@ int snd_vx_load_boot_image(struct vx_core *chip, const struct firmware *boot)
vx_outb(chip, TXM, 0);
vx_outb(chip, TXL, 0);
} else {
- unsigned char *image = boot->data + i;
+ const unsigned char *image = boot->data + i;
if (vx_wait_isr_bit(chip, ISR_TX_EMPTY) < 0) {
snd_printk(KERN_ERR "dsp boot failed at %d\n", i);
return -EIO;
@@ -671,7 +671,7 @@ int snd_vx_dsp_load(struct vx_core *chip, const struct firmware *dsp)
unsigned int i;
int err;
unsigned int csum = 0;
- unsigned char *image, *cptr;
+ const unsigned char *image, *cptr;
snd_assert(dsp->size % 3 == 0, return -EINVAL);
diff --git a/sound/drivers/vx/vx_hwdep.c b/sound/drivers/vx/vx_hwdep.c
index 1dfe6948e6f..efd22e92bce 100644
--- a/sound/drivers/vx/vx_hwdep.c
+++ b/sound/drivers/vx/vx_hwdep.c
@@ -183,7 +183,7 @@ static int vx_hwdep_dsp_load(struct snd_hwdep *hw,
kfree(fw);
return -ENOMEM;
}
- if (copy_from_user(fw->data, dsp->image, dsp->length)) {
+ if (copy_from_user((void *)fw->data, dsp->image, dsp->length)) {
free_fw(fw);
return -EFAULT;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-10 23:51:03 +0000