alsa/0027-pcm-ioplug-fix-the-delay-calculation-in-the-status-c.patch
Takashi Iwai 197f321105 Accepting request 860483 from home:tiwai:branches:multimedia:libs
- Backport upstream fixes:
  a PCM plugin regression fix about snd_pcm_status() call, plugin
  directory handling fixes, missing audio timestamp types,
  use-after-free fix for conf parser, PCM plugin delay account fixes,
  etc:
  0001-dlmisc-the-snd_plugin_dir_set-snd_plugin_dir-must-be.patch
  0002-dlmisc-fix-snd_plugin_dir-locking-for-not-DL_ORIGIN_.patch
  0003-pcm-snd_pcm_mmap_readi-fix-typo-in-comment.patch
  0007-pcm-set-the-snd_pcm_ioplug_status-tstamp-field.patch
  0009-pcm-Add-snd_pcm_audio_tstamp_type_t-constants.patch
  0010-test-audio_time-Make-use-of-SND_PCM_AUDIO_TSTAMP_TYP.patch
  0011-pcm-Fix-a-typo-in-SND_PCM_AUDIO_TSTAMP_TYPE_LAST-def.patch
  0012-conf-fix-use-after-free-in-_snd_config_load_with_inc.patch
  0013-ucm-fix-bad-frees-in-get_list0-and-get_list20.patch
  0014-rawmidi-fix-memory-leak-in-snd_rawmidi_virtual_open.patch
  0015-timer-fix-sizeof-operator-mismatch-in-snd_timer_quer.patch
  0016-pcm-remove-dead-assignments-from-snd_pcm_rate_-commi.patch
  0017-pcm_multi-remove-dead-assignment-from-_snd_pcm_multi.patch
  0018-conf-fix-get_hexachar-return-value.patch
  0019-pcm-fix-__snd_pcm_state-return-value.patch
  0020-confmisc-fix-memory-leak-in-snd_func_concat.patch
  0021-conf-fix-return-code-in-_snd_config_load_with_includ.patch
  0022-pcm-plugin-status-fix-the-return-value-regression.patch
  0023-pcm-plugin-status-revert-the-recent-changes.patch
  0024-pcm-plugin-tidy-snd_pcm_plugin_avail_update.patch
  0025-pcm-plugin-optimize-sync-in-snd_pcm_plugin_status.patch
  0026-Revert-pcm_plugin-fix-delay.patch
  0027-pcm-ioplug-fix-the-delay-calculation-in-the-status-c.patch
  0028-pcm-rate-tidy-up-snd_pcm_rate_avail_update.patch
  0029-pcm-ioplug-fix-the-delay-calculation-for-old-plugins.patch

OBS-URL: https://build.opensuse.org/request/show/860483
OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/alsa?expand=0&rev=290
2021-01-05 14:46:39 +00:00

75 lines
2.1 KiB
Diff

From 6ca01c07ee13435d6c2db4e9121d9a86cc4b1457 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Wed, 30 Dec 2020 19:14:25 +0100
Subject: [PATCH 27/33] pcm: ioplug - fix the delay calculation in the status
callback
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---
src/pcm/pcm_ioplug.c | 32 ++++++++++++++++++--------------
1 file changed, 18 insertions(+), 14 deletions(-)
diff --git a/src/pcm/pcm_ioplug.c b/src/pcm/pcm_ioplug.c
index 9b1b8ac3b6fc..f2315a10e87c 100644
--- a/src/pcm/pcm_ioplug.c
+++ b/src/pcm/pcm_ioplug.c
@@ -107,9 +107,24 @@ static int snd_pcm_ioplug_channel_info(snd_pcm_t *pcm, snd_pcm_channel_info_t *i
return snd_pcm_channel_info_shm(pcm, info, -1);
}
+static int snd_pcm_ioplug_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
+{
+ ioplug_priv_t *io = pcm->private_data;
+
+ if (io->data->version >= 0x010001 &&
+ io->data->callback->delay)
+ return io->data->callback->delay(io->data, delayp);
+ else {
+ snd_pcm_ioplug_hw_ptr_update(pcm);
+ *delayp = snd_pcm_mmap_hw_avail(pcm);
+ }
+ return 0;
+}
+
static int snd_pcm_ioplug_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
{
ioplug_priv_t *io = pcm->private_data;
+ snd_pcm_sframes_t sd;
memset(status, 0, sizeof(*status));
snd_pcm_ioplug_hw_ptr_update(pcm);
@@ -118,6 +133,9 @@ static int snd_pcm_ioplug_status(snd_pcm_t *pcm, snd_pcm_status_t * status)
gettimestamp(&status->tstamp, pcm->tstamp_type);
status->avail = snd_pcm_mmap_avail(pcm);
status->avail_max = io->avail_max;
+ if (snd_pcm_ioplug_delay(pcm, &sd) < 0)
+ sd = snd_pcm_mmap_delay(pcm);
+ status->delay = sd;
return 0;
}
@@ -133,20 +151,6 @@ static int snd_pcm_ioplug_hwsync(snd_pcm_t *pcm)
return 0;
}
-static int snd_pcm_ioplug_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
-{
- ioplug_priv_t *io = pcm->private_data;
-
- if (io->data->version >= 0x010001 &&
- io->data->callback->delay)
- return io->data->callback->delay(io->data, delayp);
- else {
- snd_pcm_ioplug_hw_ptr_update(pcm);
- *delayp = snd_pcm_mmap_hw_avail(pcm);
- }
- return 0;
-}
-
static int snd_pcm_ioplug_reset(snd_pcm_t *pcm)
{
ioplug_priv_t *io = pcm->private_data;
--
2.26.2