As the control interface is now carried in struct snd_usb_audio, we can simplify the API a little and also drop the private ctrlif field from struct usb_mixer_interface.
Also remove a left-over function prototype in pcm.h.
Signed-off-by: Daniel Mack daniel@caiaq.de --- sound/usb/clock.c | 22 +++++++++------------- sound/usb/clock.h | 4 +--- sound/usb/endpoint.c | 1 + sound/usb/format.c | 9 ++++----- sound/usb/mixer.c | 37 ++++++++++++++++++------------------- sound/usb/mixer.h | 1 - sound/usb/pcm.h | 3 --- sound/usb/quirks.c | 1 + 8 files changed, 34 insertions(+), 44 deletions(-)
diff --git a/sound/usb/clock.c b/sound/usb/clock.c index 7279d61..66bd157 100644 --- a/sound/usb/clock.c +++ b/sound/usb/clock.c @@ -121,7 +121,6 @@ static bool uac_clock_source_is_valid(struct snd_usb_audio *chip, int source_id) }
static int __uac_clock_find_source(struct snd_usb_audio *chip, - struct usb_host_interface *host_iface, int entity_id, unsigned long *visited) { struct uac_clock_source_descriptor *source; @@ -138,11 +137,11 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip, }
/* first, see if the ID we're looking for is a clock source already */ - source = snd_usb_find_clock_source(host_iface, entity_id); + source = snd_usb_find_clock_source(chip->ctrl_intf, entity_id); if (source) return source->bClockID;
- selector = snd_usb_find_clock_selector(host_iface, entity_id); + selector = snd_usb_find_clock_selector(chip->ctrl_intf, entity_id); if (selector) { int ret;
@@ -162,16 +161,15 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip, return -EINVAL; }
- return __uac_clock_find_source(chip, host_iface, - selector->baCSourceID[ret-1], + return __uac_clock_find_source(chip, selector->baCSourceID[ret-1], visited); }
/* FIXME: multipliers only act as pass-thru element for now */ - multiplier = snd_usb_find_clock_multiplier(host_iface, entity_id); + multiplier = snd_usb_find_clock_multiplier(chip->ctrl_intf, entity_id); if (multiplier) - return __uac_clock_find_source(chip, host_iface, - multiplier->bCSourceID, visited); + return __uac_clock_find_source(chip, multiplier->bCSourceID, + visited);
return -EINVAL; } @@ -187,13 +185,11 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip, * * Returns the clock source UnitID (>=0) on success, or an error. */ -int snd_usb_clock_find_source(struct snd_usb_audio *chip, - struct usb_host_interface *host_iface, - int entity_id) +int snd_usb_clock_find_source(struct snd_usb_audio *chip, int entity_id) { DECLARE_BITMAP(visited, 256); memset(visited, 0, sizeof(visited)); - return __uac_clock_find_source(chip, host_iface, entity_id, visited); + return __uac_clock_find_source(chip, entity_id, visited); }
static int set_sample_rate_v1(struct snd_usb_audio *chip, int iface, @@ -251,7 +247,7 @@ static int set_sample_rate_v2(struct snd_usb_audio *chip, int iface, struct usb_device *dev = chip->dev; unsigned char data[4]; int err, crate; - int clock = snd_usb_clock_find_source(chip, chip->ctrl_intf, fmt->clock); + int clock = snd_usb_clock_find_source(chip, fmt->clock);
if (clock < 0) return clock; diff --git a/sound/usb/clock.h b/sound/usb/clock.h index beb2536..4663093 100644 --- a/sound/usb/clock.h +++ b/sound/usb/clock.h @@ -5,8 +5,6 @@ int snd_usb_init_sample_rate(struct snd_usb_audio *chip, int iface, struct usb_host_interface *alts, struct audioformat *fmt, int rate);
-int snd_usb_clock_find_source(struct snd_usb_audio *chip, - struct usb_host_interface *host_iface, - int entity_id); +int snd_usb_clock_find_source(struct snd_usb_audio *chip, int entity_id);
#endif /* __USBAUDIO_CLOCK_H */ diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c index 289a165..6ce4ed1 100644 --- a/sound/usb/endpoint.c +++ b/sound/usb/endpoint.c @@ -33,6 +33,7 @@ #include "pcm.h" #include "helper.h" #include "format.h" +#include "clock.h"
/* * free a substream diff --git a/sound/usb/format.c b/sound/usb/format.c index 30364ab..4387f54 100644 --- a/sound/usb/format.c +++ b/sound/usb/format.c @@ -264,13 +264,12 @@ static int parse_uac2_sample_rate_range(struct audioformat *fp, int nr_triplets, * on the audioformat table (audio class v2). */ static int parse_audio_format_rates_v2(struct snd_usb_audio *chip, - struct audioformat *fp, - struct usb_host_interface *iface) + struct audioformat *fp) { struct usb_device *dev = chip->dev; unsigned char tmp[2], *data; int nr_triplets, data_size, ret = 0; - int clock = snd_usb_clock_find_source(chip, chip->ctrl_intf, fp->clock); + int clock = snd_usb_clock_find_source(chip, fp->clock);
if (clock < 0) { snd_printk(KERN_ERR "%s(): unable to find clock source (clock %d)\n", @@ -391,7 +390,7 @@ static int parse_audio_format_i(struct snd_usb_audio *chip, break; case UAC_VERSION_2: /* fp->channels is already set in this case */ - ret = parse_audio_format_rates_v2(chip, fp, iface); + ret = parse_audio_format_rates_v2(chip, fp); break; }
@@ -450,7 +449,7 @@ static int parse_audio_format_ii(struct snd_usb_audio *chip, framesize = le16_to_cpu(fmt->wSamplesPerFrame); snd_printd(KERN_INFO "found format II with max.bitrate = %d, frame size=%d\n", brate, framesize); fp->frame_size = framesize; - ret = parse_audio_format_rates_v2(chip, fp, iface); + ret = parse_audio_format_rates_v2(chip, fp); break; } } diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 7ffea71..a8911d9 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -291,16 +291,15 @@ static int get_abs_value(struct usb_mixer_elem_info *cval, int val)
static int get_ctl_value_v1(struct usb_mixer_elem_info *cval, int request, int validx, int *value_ret) { + struct snd_usb_audio *chip = cval->mixer->chip; unsigned char buf[2]; int val_len = cval->val_type >= USB_MIXER_S16 ? 2 : 1; int timeout = 10;
while (timeout-- > 0) { - if (snd_usb_ctl_msg(cval->mixer->chip->dev, - usb_rcvctrlpipe(cval->mixer->chip->dev, 0), - request, + if (snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), request, USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN, - validx, cval->mixer->ctrlif | (cval->id << 8), + validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), buf, val_len, 100) >= val_len) { *value_ret = convert_signed_value(cval, snd_usb_combine_bytes(buf, val_len)); return 0; @@ -313,6 +312,7 @@ static int get_ctl_value_v1(struct usb_mixer_elem_info *cval, int request, int v
static int get_ctl_value_v2(struct usb_mixer_elem_info *cval, int request, int validx, int *value_ret) { + struct snd_usb_audio *chip = cval->mixer->chip; unsigned char buf[2 + 3*sizeof(__u16)]; /* enough space for one range */ unsigned char *val; int ret, size; @@ -328,16 +328,14 @@ static int get_ctl_value_v2(struct usb_mixer_elem_info *cval, int request, int v
memset(buf, 0, sizeof(buf));
- ret = snd_usb_ctl_msg(cval->mixer->chip->dev, - usb_rcvctrlpipe(cval->mixer->chip->dev, 0), - bRequest, + ret = snd_usb_ctl_msg(chip->dev, usb_rcvctrlpipe(chip->dev, 0), bRequest, USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_IN, - validx, cval->mixer->ctrlif | (cval->id << 8), + validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), buf, size, 1000);
if (ret < 0) { snd_printk(KERN_ERR "cannot get ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d\n", - request, validx, cval->mixer->ctrlif | (cval->id << 8), cval->val_type); + request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type); return ret; }
@@ -413,6 +411,7 @@ static int get_cur_mix_value(struct usb_mixer_elem_info *cval, int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval, int request, int validx, int value_set) { + struct snd_usb_audio *chip = cval->mixer->chip; unsigned char buf[2]; int val_len, timeout = 10;
@@ -435,15 +434,14 @@ int snd_usb_mixer_set_ctl_value(struct usb_mixer_elem_info *cval, buf[0] = value_set & 0xff; buf[1] = (value_set >> 8) & 0xff; while (timeout-- > 0) - if (snd_usb_ctl_msg(cval->mixer->chip->dev, - usb_sndctrlpipe(cval->mixer->chip->dev, 0), - request, + if (snd_usb_ctl_msg(chip->dev, + usb_sndctrlpipe(chip->dev, 0), request, USB_RECIP_INTERFACE | USB_TYPE_CLASS | USB_DIR_OUT, - validx, cval->mixer->ctrlif | (cval->id << 8), + validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), buf, val_len, 100) >= 0) return 0; snd_printdd(KERN_ERR "cannot set ctl value: req = %#x, wValue = %#x, wIndex = %#x, type = %d, data = %#x/%#x\n", - request, validx, cval->mixer->ctrlif | (cval->id << 8), cval->val_type, buf[0], buf[1]); + request, validx, snd_usb_ctrl_intf(chip) | (cval->id << 8), cval->val_type, buf[0], buf[1]); return -EINVAL; }
@@ -761,6 +759,8 @@ static void usb_mixer_elem_free(struct snd_kcontrol *kctl) */ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min) { + struct snd_usb_audio *chip = cval->mixer->chip; + /* for failsafe */ cval->min = default_min; cval->max = cval->min + 1; @@ -783,7 +783,7 @@ static int get_min_max(struct usb_mixer_elem_info *cval, int default_min) if (get_ctl_value(cval, UAC_GET_MAX, (cval->control << 8) | minchn, &cval->max) < 0 || get_ctl_value(cval, UAC_GET_MIN, (cval->control << 8) | minchn, &cval->min) < 0) { snd_printd(KERN_ERR "%d:%d: cannot get min/max values for control %d (id %d)\n", - cval->id, cval->mixer->ctrlif, cval->control, cval->id); + cval->id, snd_usb_ctrl_intf(chip), cval->control, cval->id); return -EINVAL; } if (get_ctl_value(cval, UAC_GET_RES, (cval->control << 8) | minchn, &cval->res) < 0) { @@ -1900,7 +1900,7 @@ static int snd_usb_mixer_controls(struct usb_mixer_interface *mixer) struct usb_host_interface *hostif; void *p;
- hostif = &usb_ifnum_to_if(mixer->chip->dev, mixer->ctrlif)->altsetting[0]; + hostif = mixer->chip->ctrl_intf; memset(&state, 0, sizeof(state)); state.chip = mixer->chip; state.mixer = mixer; @@ -1992,7 +1992,7 @@ static void snd_usb_mixer_proc_read(struct snd_info_entry *entry, list_for_each_entry(mixer, &chip->mixer_list, list) { snd_iprintf(buffer, "USB Mixer: usb_id=0x%08x, ctrlif=%i, ctlerr=%i\n", - chip->usb_id, mixer->ctrlif, + chip->usb_id, snd_usb_ctrl_intf(chip), mixer->ignore_ctl_error); snd_iprintf(buffer, "Card: %s\n", chip->card->longname); for (unitid = 0; unitid < MAX_ID_ELEMS; unitid++) { @@ -2110,7 +2110,7 @@ static int snd_usb_mixer_status_create(struct usb_mixer_interface *mixer) int buffer_length; unsigned int epnum;
- hostif = &usb_ifnum_to_if(mixer->chip->dev, mixer->ctrlif)->altsetting[0]; + hostif = mixer->chip->ctrl_intf; /* we need one interrupt input endpoint */ if (get_iface_desc(hostif)->bNumEndpoints < 1) return 0; @@ -2153,7 +2153,6 @@ int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif, if (!mixer) return -ENOMEM; mixer->chip = chip; - mixer->ctrlif = ctrlif; mixer->ignore_ctl_error = ignore_error; mixer->id_elems = kcalloc(MAX_ID_ELEMS, sizeof(*mixer->id_elems), GFP_KERNEL); diff --git a/sound/usb/mixer.h b/sound/usb/mixer.h index a7cf100..26c636c 100644 --- a/sound/usb/mixer.h +++ b/sound/usb/mixer.h @@ -3,7 +3,6 @@
struct usb_mixer_interface { struct snd_usb_audio *chip; - unsigned int ctrlif; struct list_head list; unsigned int ignore_ctl_error; struct urb *urb; diff --git a/sound/usb/pcm.h b/sound/usb/pcm.h index 1c931b6..ed3e283 100644 --- a/sound/usb/pcm.h +++ b/sound/usb/pcm.h @@ -7,8 +7,5 @@ int snd_usb_init_pitch(struct snd_usb_audio *chip, int iface, struct usb_host_interface *alts, struct audioformat *fmt);
-int snd_usb_init_sample_rate(struct snd_usb_audio *chip, int iface, - struct usb_host_interface *alts, - struct audioformat *fmt, int rate);
#endif /* __USBAUDIO_PCM_H */ diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index b45e54c..9a9da09 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -32,6 +32,7 @@ #include "helper.h" #include "endpoint.h" #include "pcm.h" +#include "clock.h"
/* * handle the quirks for the contained interfaces