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path: root/sound/pci/hda/hda_intel.c
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Diffstat (limited to 'sound/pci/hda/hda_intel.c')
-rw-r--r--sound/pci/hda/hda_intel.c36
1 files changed, 22 insertions, 14 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 236b4caa142f..cad9b70c27a0 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -425,7 +425,7 @@ struct azx {
struct snd_dma_buffer posbuf;
/* flags */
- int position_fix;
+ int position_fix[2]; /* for both playback/capture streams */
int poll_count;
unsigned int running :1;
unsigned int initialized :1;
@@ -1306,8 +1306,10 @@ static int azx_setup_controller(struct azx *chip, struct azx_dev *azx_dev)
azx_sd_writel(azx_dev, SD_BDLPU, upper_32_bits(azx_dev->bdl.addr));
/* enable the position buffer */
- if (chip->position_fix == POS_FIX_POSBUF ||
- chip->position_fix == POS_FIX_AUTO ||
+ if (chip->position_fix[0] == POS_FIX_POSBUF ||
+ chip->position_fix[0] == POS_FIX_AUTO ||
+ chip->position_fix[1] == POS_FIX_POSBUF ||
+ chip->position_fix[1] == POS_FIX_AUTO ||
chip->via_dmapos_patch) {
if (!(azx_readl(chip, DPLBASE) & ICH6_DPLBASE_ENABLE))
azx_writel(chip, DPLBASE,
@@ -1847,13 +1849,16 @@ static unsigned int azx_get_position(struct azx *chip,
if (chip->via_dmapos_patch)
pos = azx_via_get_position(chip, azx_dev);
- else if (chip->position_fix == POS_FIX_POSBUF ||
- chip->position_fix == POS_FIX_AUTO) {
- /* use the position buffer */
- pos = le32_to_cpu(*azx_dev->posbuf);
- } else {
- /* read LPIB */
- pos = azx_sd_readl(azx_dev, SD_LPIB);
+ else {
+ int stream = azx_dev->substream->stream;
+ if (chip->position_fix[stream] == POS_FIX_POSBUF ||
+ chip->position_fix[stream] == POS_FIX_AUTO) {
+ /* use the position buffer */
+ pos = le32_to_cpu(*azx_dev->posbuf);
+ } else {
+ /* read LPIB */
+ pos = azx_sd_readl(azx_dev, SD_LPIB);
+ }
}
if (pos >= azx_dev->bufsize)
pos = 0;
@@ -1881,22 +1886,24 @@ static snd_pcm_uframes_t azx_pcm_pointer(struct snd_pcm_substream *substream)
static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
{
unsigned int pos;
+ int stream;
if (azx_dev->start_flag &&
time_before_eq(jiffies, azx_dev->start_jiffies))
return -1; /* bogus (too early) interrupt */
azx_dev->start_flag = 0;
+ stream = azx_dev->substream->stream;
pos = azx_get_position(chip, azx_dev);
- if (chip->position_fix == POS_FIX_AUTO) {
+ if (chip->position_fix[stream] == POS_FIX_AUTO) {
if (!pos) {
printk(KERN_WARNING
"hda-intel: Invalid position buffer, "
"using LPIB read method instead.\n");
- chip->position_fix = POS_FIX_LPIB;
+ chip->position_fix[stream] = POS_FIX_LPIB;
pos = azx_get_position(chip, azx_dev);
} else
- chip->position_fix = POS_FIX_POSBUF;
+ chip->position_fix[stream] = POS_FIX_POSBUF;
}
if (!bdl_pos_adj[chip->dev_index])
@@ -2435,7 +2442,8 @@ static int __devinit azx_create(struct snd_card *card, struct pci_dev *pci,
chip->dev_index = dev;
INIT_WORK(&chip->irq_pending_work, azx_irq_pending_work);
- chip->position_fix = check_position_fix(chip, position_fix[dev]);
+ chip->position_fix[0] = chip->position_fix[1] =
+ check_position_fix(chip, position_fix[dev]);
check_probe_mask(chip, dev);
chip->single_cmd = single_cmd;