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Commit 5e5677f2 authored by Raymond Yau's avatar Raymond Yau Committed by Takashi Iwai
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ALSA: au88x0 - Modify pointer callback to give accurate playback position 



Signed-off-by: default avatarRaymond Yau <superquad.vortex2@gmail.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
parent 61461241

sound/pci/au88x0/au88x0_core.c

+11 −3
Original line number Diff line number Diff line
@@ -1252,11 +1252,19 @@ static void vortex_adbdma_resetup(vortex_t *vortex, int adbdma) { 
static int inline vortex_adbdma_getlinearpos(vortex_t * vortex, int adbdma)

{

	stream_t *dma = &vortex->dma_adb[adbdma];

	int temp;

	int temp, page, delta;



	temp = hwread(vortex->mmio, VORTEX_ADBDMA_STAT + (adbdma << 2));

	temp = (dma->period_virt * dma->period_bytes) + (temp & (dma->period_bytes - 1));

	return temp;

	page = (temp & ADB_SUBBUF_MASK) >> ADB_SUBBUF_SHIFT;

	if (dma->nr_periods >= 4)

		delta = (page - dma->period_real) & 3;

	else {

		delta = (page - dma->period_real);

		if (delta < 0)

			delta += dma->nr_periods;

	}

	return (dma->period_virt + delta) * dma->period_bytes

		+ (temp & (dma->period_bytes - 1));

}



static void vortex_adbdma_startfifo(vortex_t * vortex, int adbdma)