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authorAlexander Tsoy <alexander@tsoy.me>2020-06-29 05:59:34 +0300
committerTakashi Iwai <tiwai@suse.de>2020-06-30 20:47:02 +0300
commitb9fd2007c97413154e16bda01a6d5d5fc0c3bd44 (patch)
treef96eccc7cf104440bf7427433f2922ff67064041 /sound
parent695cf5ab401c1a368fed228ee4a624784cd17fc5 (diff)
downloadlinux-b9fd2007c97413154e16bda01a6d5d5fc0c3bd44.tar.xz
ALSA: usb-audio: Replace s/frame/packet/ where appropriate
Replace several occurences of "frame" with a "packet" where appropriate. Signed-off-by: Alexander Tsoy <alexander@tsoy.me> Link: https://lore.kernel.org/r/20200629025934.154288-2-alexander@tsoy.me Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/usb/card.h6
-rw-r--r--sound/usb/endpoint.c19
2 files changed, 12 insertions, 13 deletions
diff --git a/sound/usb/card.h b/sound/usb/card.h
index d6219fba9699..de43267b9c8a 100644
--- a/sound/usb/card.h
+++ b/sound/usb/card.h
@@ -84,10 +84,10 @@ struct snd_usb_endpoint {
dma_addr_t sync_dma; /* DMA address of syncbuf */
unsigned int pipe; /* the data i/o pipe */
- unsigned int framesize[2]; /* small/large frame sizes in samples */
- unsigned int sample_rem; /* remainder from division fs/fps */
+ unsigned int packsize[2]; /* small/large packet sizes in samples */
+ unsigned int sample_rem; /* remainder from division fs/pps */
unsigned int sample_accum; /* sample accumulator */
- unsigned int fps; /* frames per second */
+ unsigned int pps; /* packets per second */
unsigned int freqn; /* nominal sampling rate in fs/fps in Q16.16 format */
unsigned int freqm; /* momentary sampling rate in fs/fps in Q16.16 format */
int freqshift; /* how much to shift the feedback value to get Q16.16 */
diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
index 11f23778f0a5..88760268fb55 100644
--- a/sound/usb/endpoint.c
+++ b/sound/usb/endpoint.c
@@ -159,11 +159,11 @@ int snd_usb_endpoint_next_packet_size(struct snd_usb_endpoint *ep)
return ep->maxframesize;
ep->sample_accum += ep->sample_rem;
- if (ep->sample_accum >= ep->fps) {
- ep->sample_accum -= ep->fps;
- ret = ep->framesize[1];
+ if (ep->sample_accum >= ep->pps) {
+ ep->sample_accum -= ep->pps;
+ ret = ep->packsize[1];
} else {
- ret = ep->framesize[0];
+ ret = ep->packsize[0];
}
return ret;
@@ -1088,16 +1088,15 @@ int snd_usb_endpoint_set_params(struct snd_usb_endpoint *ep,
if (snd_usb_get_speed(ep->chip->dev) == USB_SPEED_FULL) {
ep->freqn = get_usb_full_speed_rate(rate);
- ep->fps = 1000;
+ ep->pps = 1000 >> ep->datainterval;
} else {
ep->freqn = get_usb_high_speed_rate(rate);
- ep->fps = 8000;
+ ep->pps = 8000 >> ep->datainterval;
}
- ep->fps >>= ep->datainterval;
- ep->sample_rem = rate % ep->fps;
- ep->framesize[0] = rate / ep->fps;
- ep->framesize[1] = (rate + (ep->fps - 1)) / ep->fps;
+ ep->sample_rem = rate % ep->pps;
+ ep->packsize[0] = rate / ep->pps;
+ ep->packsize[1] = (rate + (ep->pps - 1)) / ep->pps;
/* calculate the frequency in 16.16 format */
ep->freqm = ep->freqn;