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-rw-r--r--sound/usb/card.c4
-rw-r--r--sound/usb/endpoint.c4
-rw-r--r--sound/usb/midi.c5
-rw-r--r--sound/usb/pcm.c30
-rw-r--r--sound/usb/proc.c7
-rw-r--r--sound/usb/stream.c12
6 files changed, 21 insertions, 41 deletions
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 2da8ad7..8bab36c 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -645,7 +645,6 @@ void snd_usb_autosuspend(struct snd_usb_audio *chip)
static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message)
{
struct snd_usb_audio *chip = usb_get_intfdata(intf);
- struct list_head *p;
struct snd_usb_stream *as;
struct usb_mixer_interface *mixer;
@@ -655,8 +654,7 @@ static int usb_audio_suspend(struct usb_interface *intf, pm_message_t message)
if (!PMSG_IS_AUTO(message)) {
snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot);
if (!chip->num_suspended_intf++) {
- list_for_each(p, &chip->pcm_list) {
- as = list_entry(p, struct snd_usb_stream, list);
+ list_for_each_entry(as, &chip->pcm_list, list) {
snd_pcm_suspend_all(as->pcm);
as->substream[0].need_setup_ep =
as->substream[1].need_setup_ep = true;
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 21049b8..b1f687f 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -415,14 +415,12 @@ struct snd_usb_endpoint *snd_usb_add_endpoint(struct snd_usb_audio *chip,
struct usb_host_interface *alts,
int ep_num, int direction, int type)
{
- struct list_head *p;
struct snd_usb_endpoint *ep;
int is_playback = direction == SNDRV_PCM_STREAM_PLAYBACK;
mutex_lock(&chip->mutex);
- list_for_each(p, &chip->ep_list) {
- ep = list_entry(p, struct snd_usb_endpoint, list);
+ list_for_each_entry(ep, &chip->ep_list, list) {
if (ep->ep_num == ep_num &&
ep->iface == alts->desc.bInterfaceNumber &&
ep->alt_idx == alts->desc.bAlternateSetting) {
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index 34b9bb7..1cf943d 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1465,10 +1465,9 @@ static void snd_usbmidi_rawmidi_free(struct snd_rawmidi *rmidi)
static struct snd_rawmidi_substream *snd_usbmidi_find_substream(struct snd_usb_midi* umidi,
int stream, int number)
{
- struct list_head* list;
+ struct snd_rawmidi_substream *substream;
- list_for_each(list, &umidi->rmidi->streams[stream].substreams) {
- struct snd_rawmidi_substream *substream = list_entry(list, struct snd_rawmidi_substream, list);
+ list_for_each_entry(substream, &umidi->rmidi->streams[stream].substreams, list) {
if (substream->number == number)
return substream;
}
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index c263991..652724c 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -94,13 +94,11 @@ static snd_pcm_uframes_t snd_usb_pcm_pointer(struct snd_pcm_substream *substream
*/
static struct audioformat *find_format(struct snd_usb_substream *subs)
{
- struct list_head *p;
+ struct audioformat *fp;
struct audioformat *found = NULL;
int cur_attr = 0, attr;
- list_for_each(p, &subs->fmt_list) {
- struct audioformat *fp;
- fp = list_entry(p, struct audioformat, list);
+ list_for_each_entry(fp, &subs->fmt_list, list) {
if (!(fp->formats & (1uLL << subs->pcm_format)))
continue;
if (fp->channels != subs->channels)
@@ -809,7 +807,7 @@ static int hw_rule_rate(struct snd_pcm_hw_params *params,
struct snd_pcm_hw_rule *rule)
{
struct snd_usb_substream *subs = rule->private;
- struct list_head *p;
+ struct audioformat *fp;
struct snd_interval *it = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE);
unsigned int rmin, rmax;
int changed;
@@ -817,9 +815,7 @@ static int hw_rule_rate(struct snd_pcm_hw_params *params,
hwc_debug("hw_rule_rate: (%d,%d)\n", it->min, it->max);
changed = 0;
rmin = rmax = 0;
- list_for_each(p, &subs->fmt_list) {
- struct audioformat *fp;
- fp = list_entry(p, struct audioformat, list);
+ list_for_each_entry(fp, &subs->fmt_list, list) {
if (!hw_check_valid_format(subs, params, fp))
continue;
if (changed++) {
@@ -863,7 +859,7 @@ static int hw_rule_channels(struct snd_pcm_hw_params *params,
struct snd_pcm_hw_rule *rule)
{
struct snd_usb_substream *subs = rule->private;
- struct list_head *p;
+ struct audioformat *fp;
struct snd_interval *it = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS);
unsigned int rmin, rmax;
int changed;
@@ -871,9 +867,7 @@ static int hw_rule_channels(struct snd_pcm_hw_params *params,
hwc_debug("hw_rule_channels: (%d,%d)\n", it->min, it->max);
changed = 0;
rmin = rmax = 0;
- list_for_each(p, &subs->fmt_list) {
- struct audioformat *fp;
- fp = list_entry(p, struct audioformat, list);
+ list_for_each_entry(fp, &subs->fmt_list, list) {
if (!hw_check_valid_format(subs, params, fp))
continue;
if (changed++) {
@@ -916,7 +910,7 @@ static int hw_rule_format(struct snd_pcm_hw_params *params,
struct snd_pcm_hw_rule *rule)
{
struct snd_usb_substream *subs = rule->private;
- struct list_head *p;
+ struct audioformat *fp;
struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
u64 fbits;
u32 oldbits[2];
@@ -924,9 +918,7 @@ static int hw_rule_format(struct snd_pcm_hw_params *params,
hwc_debug("hw_rule_format: %x:%x\n", fmt->bits[0], fmt->bits[1]);
fbits = 0;
- list_for_each(p, &subs->fmt_list) {
- struct audioformat *fp;
- fp = list_entry(p, struct audioformat, list);
+ list_for_each_entry(fp, &subs->fmt_list, list) {
if (!hw_check_valid_format(subs, params, fp))
continue;
fbits |= fp->formats;
@@ -1034,7 +1026,7 @@ static int snd_usb_pcm_check_knot(struct snd_pcm_runtime *runtime,
static int setup_hw_info(struct snd_pcm_runtime *runtime, struct snd_usb_substream *subs)
{
- struct list_head *p;
+ struct audioformat *fp;
unsigned int pt, ptmin;
int param_period_time_if_needed;
int err;
@@ -1048,9 +1040,7 @@ static int setup_hw_info(struct snd_pcm_runtime *runtime, struct snd_usb_substre
runtime->hw.rates = 0;
ptmin = UINT_MAX;
/* check min/max rates and channels */
- list_for_each(p, &subs->fmt_list) {
- struct audioformat *fp;
- fp = list_entry(p, struct audioformat, list);
+ list_for_each_entry(fp, &subs->fmt_list, list) {
runtime->hw.rates |= fp->rates;
if (runtime->hw.rate_min > fp->rate_min)
runtime->hw.rate_min = fp->rate_min;
diff --git a/sound/usb/proc.c b/sound/usb/proc.c
index d218f76..0182ef6 100644
--- a/sound/usb/proc.c
+++ b/sound/usb/proc.c
@@ -73,15 +73,14 @@ void snd_usb_audio_create_proc(struct snd_usb_audio *chip)
*/
static void proc_dump_substream_formats(struct snd_usb_substream *subs, struct snd_info_buffer *buffer)
{
- struct list_head *p;
+ struct audioformat *fp;
static char *sync_types[4] = {
"NONE", "ASYNC", "ADAPTIVE", "SYNC"
};
- list_for_each(p, &subs->fmt_list) {
- struct audioformat *fp;
+ list_for_each_entry(fp, &subs->fmt_list, list) {
snd_pcm_format_t fmt;
- fp = list_entry(p, struct audioformat, list);
+
snd_iprintf(buffer, " Interface %d\n", fp->iface);
snd_iprintf(buffer, " Altset %d\n", fp->altsetting);
snd_iprintf(buffer, " Format:");
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index ad07046..74beea237 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -42,12 +42,11 @@
*/
static void free_substream(struct snd_usb_substream *subs)
{
- struct list_head *p, *n;
+ struct audioformat *fp, *n;
if (!subs->num_formats)
return; /* not initialized */
- list_for_each_safe(p, n, &subs->fmt_list) {
- struct audioformat *fp = list_entry(p, struct audioformat, list);
+ list_for_each_entry_safe(fp, n, &subs->fmt_list, list) {
kfree(fp->rate_table);
kfree(fp->chmap);
kfree(fp);
@@ -313,14 +312,12 @@ int snd_usb_add_audio_stream(struct snd_usb_audio *chip,
int stream,
struct audioformat *fp)
{
- struct list_head *p;
struct snd_usb_stream *as;
struct snd_usb_substream *subs;
struct snd_pcm *pcm;
int err;
- list_for_each(p, &chip->pcm_list) {
- as = list_entry(p, struct snd_usb_stream, list);
+ list_for_each_entry(as, &chip->pcm_list, list) {
if (as->fmt_type != fp->fmt_type)
continue;
subs = &as->substream[stream];
@@ -332,8 +329,7 @@ int snd_usb_add_audio_stream(struct snd_usb_audio *chip,
}
}
/* look for an empty stream */
- list_for_each(p, &chip->pcm_list) {
- as = list_entry(p, struct snd_usb_stream, list);
+ list_for_each_entry(as, &chip->pcm_list, list) {
if (as->fmt_type != fp->fmt_type)
continue;
subs = &as->substream[stream];
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