On 07. 04. 22 23:27, Takashi Iwai wrote:
The current limit of max buffer size 1MB seems too small for modern
devices with lots of channels and high sample rates.
Let's make bigger, 4MB.
Reviewed-by: Jaroslav Kysela <perex@xxxxxxxx>
Thanks,
Jaroslav
Signed-off-by: Takashi Iwai <tiwai@xxxxxxx>
---
sound/usb/pcm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 6a460225f2e3..37ee6df8b15a 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -659,7 +659,7 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
#define hwc_debug(fmt, args...) do { } while(0)
#endif
-#define MAX_BUFFER_BYTES (1024 * 1024)
+#define MAX_BUFFER_BYTES (4 * 1024 * 1024)
#define MAX_PERIOD_BYTES (512 * 1024)
static const struct snd_pcm_hardware snd_usb_hardware =
--
Jaroslav Kysela <perex@xxxxxxxx>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.
