From 22bc30c84b4dc092deb2b14deb0603b257818e63 Mon Sep 17 00:00:00 2001 From: James Courtier-Dutton Date: Sat, 7 May 2005 16:13:40 +0200 Subject: [ALSA] Increase capture buffer sizes. EMU10K1/EMU10K2 driver Signed-off-by: James Courtier-Dutton --- sound/pci/emu10k1/p16v.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'sound/pci/emu10k1/p16v.c') diff --git a/sound/pci/emu10k1/p16v.c b/sound/pci/emu10k1/p16v.c index 93dff4c6b233..98f980189892 100644 --- a/sound/pci/emu10k1/p16v.c +++ b/sound/pci/emu10k1/p16v.c @@ -1,7 +1,7 @@ /* * Copyright (c) by James Courtier-Dutton * Driver p16v chips - * Version: 0.22 + * Version: 0.25 * * FEATURES currently supported: * Output fixed at S32_LE, 2 channel to hw:0,0 @@ -48,6 +48,8 @@ * e.g. When HD Capture source is set to SPDIF, * setting HD Capture channel to 0 captures from CDROM digital input. * setting HD Capture channel to 1 captures from SPDIF in. + * 0.25 + * Include capture buffer sizes. * * BUGS: * Some stability problems when unloading the snd-p16v kernel module. @@ -149,9 +151,9 @@ static snd_pcm_hardware_t snd_p16v_capture_hw = { .rate_max = 192000, .channels_min = 2, .channels_max = 2, - .buffer_bytes_max = (32*1024), + .buffer_bytes_max = (65536 - 64), .period_bytes_min = 64, - .period_bytes_max = (16*1024), + .period_bytes_max = (65536 - 128) >> 1, /* size has to be N*64 bytes */ .periods_min = 2, .periods_max = 2, .fifo_size = 0, @@ -637,7 +639,7 @@ int snd_p16v_pcm(emu10k1_t *emu, int device, snd_pcm_t **rpcm) if ((err = snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, snd_dma_pci_data(emu->pci), - 64*1024, 64*1024)) < 0) + 65536 - 64, 65536 - 64)) < 0) return err; //snd_printk("preallocate capture substream: err=%d\n", err); } -- cgit v1.2.2