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ALSA: hda - Add the support for Creative SoundCore3D 

The controller is compatible with HD-audio 1.0a with some specific
restrictions.
- The BDLE entries can't be over 4k boundary
- No position-buffer and no MSI

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2012-05-08 10:34:08 +02:00
parent a2d96e778d
commit 5ae763b1bc
1 changed files with 22 additions and 4 deletions
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26
sound/pci/hda/hda_intel.c
View File

@ -497,6 +497,7 @@ enum {
AZX_DRIVER_NVIDIA,
AZX_DRIVER_TERA,
AZX_DRIVER_CTX,
AZX_DRIVER_CTHDA,
AZX_DRIVER_GENERIC,
AZX_NUM_DRIVERS, /* keep this as last entry */
};
@ -518,6 +519,7 @@ enum {
#define AZX_DCAPS_OLD_SSYNC (1 << 20) /* Old SSYNC reg for ICH */
#define AZX_DCAPS_BUFSIZE (1 << 21) /* no buffer size alignment */
#define AZX_DCAPS_ALIGN_BUFSIZE (1 << 22) /* buffer size alignment */
#define AZX_DCAPS_4K_BDLE_BOUNDARY (1 << 23) /* BDLE in 4k boundary */
/* quirks for ATI SB / AMD Hudson */
#define AZX_DCAPS_PRESET_ATI_SB \
@ -533,6 +535,9 @@ enum {
(AZX_DCAPS_NVIDIA_SNOOP | AZX_DCAPS_RIRB_DELAY | AZX_DCAPS_NO_MSI |\
AZX_DCAPS_ALIGN_BUFSIZE)
#define AZX_DCAPS_PRESET_CTHDA \
(AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_4K_BDLE_BOUNDARY)
static char *driver_short_names[] __devinitdata = {
[AZX_DRIVER_ICH] = "HDA Intel",
[AZX_DRIVER_PCH] = "HDA Intel PCH",
@ -546,6 +551,7 @@ static char *driver_short_names[] __devinitdata = {
[AZX_DRIVER_NVIDIA] = "HDA NVidia",
[AZX_DRIVER_TERA] = "HDA Teradici",
[AZX_DRIVER_CTX] = "HDA Creative",
[AZX_DRIVER_CTHDA] = "HDA Creative",
[AZX_DRIVER_GENERIC] = "HD-Audio Generic",
};
@ -1283,7 +1289,8 @@ static irqreturn_t azx_interrupt(int irq, void *dev_id)
/*
* set up a BDL entry
*/
static int setup_bdle(struct snd_pcm_substream *substream,
static int setup_bdle(struct azx *chip,
struct snd_pcm_substream *substream,
struct azx_dev *azx_dev, u32 **bdlp,
int ofs, int size, int with_ioc)
{
@ -1302,6 +1309,12 @@ static int setup_bdle(struct snd_pcm_substream *substream,
bdl[1] = cpu_to_le32(upper_32_bits(addr));
/* program the size field of the BDL entry */
chunk = snd_pcm_sgbuf_get_chunk_size(substream, ofs, size);
/* one BDLE cannot cross 4K boundary on CTHDA chips */
if (chip->driver_caps & AZX_DCAPS_4K_BDLE_BOUNDARY) {
u32 remain = 0x1000 - (ofs & 0xfff);
if (chunk > remain)
chunk = remain;
}
bdl[2] = cpu_to_le32(chunk);
/* program the IOC to enable interrupt
* only when the whole fragment is processed
@ -1354,7 +1367,7 @@ static int azx_setup_periods(struct azx *chip,
bdl_pos_adj[chip->dev_index]);
pos_adj = 0;
} else {
ofs = setup_bdle(substream, azx_dev,
ofs = setup_bdle(chip, substream, azx_dev,
&bdl, ofs, pos_adj,
!substream->runtime->no_period_wakeup);
if (ofs < 0)
@ -1364,10 +1377,10 @@ static int azx_setup_periods(struct azx *chip,
pos_adj = 0;
for (i = 0; i < periods; i++) {
if (i == periods - 1 && pos_adj)
ofs = setup_bdle(substream, azx_dev, &bdl, ofs,
ofs = setup_bdle(chip, substream, azx_dev, &bdl, ofs,
period_bytes - pos_adj, 0);
else
ofs = setup_bdle(substream, azx_dev, &bdl, ofs,
ofs = setup_bdle(chip, substream, azx_dev, &bdl, ofs,
period_bytes,
!substream->runtime->no_period_wakeup);
if (ofs < 0)
@ -3116,6 +3129,11 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = {
.driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
AZX_DCAPS_RIRB_PRE_DELAY | AZX_DCAPS_POSFIX_LPIB },
#endif
/* CTHDA chips */
{ PCI_DEVICE(0x1102, 0x0010),
.driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
{ PCI_DEVICE(0x1102, 0x0012),
.driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
/* Vortex86MX */
{ PCI_DEVICE(0x17f3, 0x3010), .driver_data = AZX_DRIVER_GENERIC },
/* VMware HDAudio */