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- added the hwdep DSP loader API functions.

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- updated the internal asound.h.
This commit is contained in:
Takashi Iwai 2003-02-19 15:39:35 +00:00
parent c25bf7ef7b
commit 74f0165c97
4 changed files with 336 additions and 3 deletions
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24
include/sound/asound.h
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@ -104,9 +104,10 @@ enum sndrv_hwdep_iface {
SNDRV_HWDEP_IFACE_YSS225, /* Yamaha FX processor */
SNDRV_HWDEP_IFACE_ICS2115, /* Wavetable synth */
SNDRV_HWDEP_IFACE_SSCAPE, /* Ensoniq SoundScape ISA card (MC68EC000) */
SNDRV_HWDEP_IFACE_VX, /* Digigram VX cards */
/* Don't forget to change the following: */
SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_SSCAPE,
SNDRV_HWDEP_IFACE_LAST = SNDRV_HWDEP_IFACE_VX,
};
struct sndrv_hwdep_info {
@ -118,9 +119,27 @@ struct sndrv_hwdep_info {
unsigned char reserved[64]; /* reserved for future */
};
/* generic DSP loader */
struct sndrv_hwdep_dsp_status {
unsigned int version; /* R: driver-specific version */
unsigned char id[32]; /* R: driver-specific ID string */
unsigned int num_dsps; /* R: number of DSP images to transfer */
unsigned int dsp_loaded; /* R: bit flags indicating the loaded DSPs */
unsigned int chip_ready; /* R: 1 = initialization finished */
};
struct sndrv_hwdep_dsp_image {
unsigned int index; /* W: DSP index */
unsigned char name[64]; /* W: ID (e.g. file name) */
unsigned char *image; /* W: binary image */
size_t length; /* W: size of image in bytes */
};
enum {
SNDRV_HWDEP_IOCTL_PVERSION = _IOR ('H', 0x00, int),
SNDRV_HWDEP_IOCTL_INFO = _IOR ('H', 0x01, struct sndrv_hwdep_info),
SNDRV_HWDEP_IOCTL_DSP_STATUS = _IOR('H', 0x02, struct sndrv_hwdep_dsp_status),
SNDRV_HWDEP_IOCTL_DSP_LOAD = _IOW('H', 0x03, struct sndrv_hwdep_dsp_image)
};
/*****************************************************************************
@ -129,7 +148,7 @@ enum {
* *
*****************************************************************************/
#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 2)
#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 3)
typedef unsigned long sndrv_pcm_uframes_t;
typedef long sndrv_pcm_sframes_t;
@ -423,6 +442,7 @@ enum {
SNDRV_PCM_IOCTL_SW_PARAMS = _IOWR('A', 0x13, struct sndrv_pcm_sw_params),
SNDRV_PCM_IOCTL_STATUS = _IOR('A', 0x20, struct sndrv_pcm_status),
SNDRV_PCM_IOCTL_DELAY = _IOR('A', 0x21, sndrv_pcm_sframes_t),
SNDRV_PCM_IOCTL_HWSYNC = _IO('A', 0x22),
SNDRV_PCM_IOCTL_CHANNEL_INFO = _IOR('A', 0x32, struct sndrv_pcm_channel_info),
SNDRV_PCM_IOCTL_PREPARE = _IO('A', 0x40),
SNDRV_PCM_IOCTL_RESET = _IO('A', 0x41),