Re: [alsa-devel] Backported sbxfi driver (UNTESTED!)

At Wed, 15 Oct 2008 22:54:18 +0400, Alexey Bazhin wrote:

[ 376.405480] SBXFI: SET TIMER TICKS = 4096

...

[ 376.490861] SBXFI: IRQ = 0x500

So this is twice as the expected period (4096/96000 = 42ms). How about the patch below?

diff --git a/sound/pci/sbxfi/sbxfi.c b/sound/pci/sbxfi/sbxfi.c index d6b5b34..dbd23ae 100644 --- a/sound/pci/sbxfi/sbxfi.c +++ b/sound/pci/sbxfi/sbxfi.c @@ -100,7 +100,7 @@ enum { #define SBXFI_PAGE_SIZE 4096 #define SBXFI_MAX_BUFFER (SBXFI_TLB_PAGES * SBXFI_PAGE_SIZE) #define SBXFI_MAX_SRCS 128 /* 256 / 2 */ -#define SBXFI_TIMER_FREQ 96000 +#define SBXFI_TIMER_FREQ 48000 /* FIXME: which mask? */ /* #define SBXFI_DMA_MASK DMA_32BIT_MASK */ #define SBXFI_DMA_MASK DMA_28BIT_MASK

Takashi