linux/sound
Peter Ujfalusi fa1f875c12
ALSA: dmaengine_pcm: Consider DMA cache caused delay in pointer callback
Some DMA engines can have big FIFOs which adds to the latency.
The DMAengine framework can report the FIFO utilization in bytes. Use this
information for the delay reporting.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20200210151402.29634-1-peter.ujfalusi@ti.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-02-11 11:52:34 +00:00
..
ac97 ALSA: ac97: Constify snd_ac97_bus_ops definitions 2020-01-03 09:24:11 +01:00
aoa ALSA: aoa: More constifications 2020-01-05 16:14:27 +01:00
arm ALSA: arm: More constification 2020-01-05 16:15:07 +01:00
atmel ALSA: atmel: Constify snd_ac97_bus_ops definitions 2020-01-03 09:24:12 +01:00
core ALSA: dmaengine_pcm: Consider DMA cache caused delay in pointer callback 2020-02-11 11:52:34 +00:00
drivers sound fixes for 5.6-rc1 2020-02-06 14:15:01 +00:00
firewire Merge branch 'for-linus' into for-next 2020-01-20 11:44:51 +01:00
hda ALSA: hda: Reset stream if DMA RUN bit not cleared 2020-01-28 10:29:41 +01:00
i2c ALSA: i2c: Constify snd_kcontrol_new items 2020-01-03 09:24:24 +01:00
isa sound updates for 5.6-rc1 2020-01-28 16:26:57 -08:00
mips ALSA: mips: Constify snd_device_ops definitions 2020-01-03 09:24:02 +01:00
oss compat_ioctl: remove translation for sound ioctls 2019-10-23 17:23:45 +02:00
parisc sound updates for 5.6-rc1 2020-01-28 16:26:57 -08:00
pci sound fixes for 5.6-rc1 2020-02-06 14:15:01 +00:00
pcmcia ALSA: pdaudiocf: More constification 2020-01-05 16:15:13 +01:00
ppc ALSA: ppc: More constifications 2020-01-05 16:14:43 +01:00
sh ALSA: sh: Fix compile warning wrt const 2020-01-05 16:15:14 +01:00
soc ASoC: SOF: Intel: hda: Allow trace DMA in S0 when DSP is in D0I3 for debug 2020-02-11 11:48:08 +00:00
sparc ALSA: sparc: More constifications 2020-01-05 16:14:56 +01:00
spi ALSA: spi: More constification 2020-01-05 16:15:13 +01:00
synth ALSA: emux: More constifications 2020-01-05 16:14:46 +01:00
usb ALSA: usb-audio: Annotate endianess in Scarlett gen2 quirk 2020-02-01 09:06:24 +01:00
x86 sound updates for 5.6-rc1 2020-01-28 16:26:57 -08:00
xen ALSA: xen: Drop superfluous ioctl PCM ops 2019-12-11 07:25:35 +01:00
ac97_bus.c ALSA: ac97: Treat snd_ac97_bus_ops as const 2020-01-03 09:24:08 +01:00
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
last.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
Makefile
sound_core.c sound: fix a memory leak bug 2019-08-08 08:18:32 +02:00