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ps3: Add passthru support for non-audio streams 

Add support for the channel status bit setting so that non-PCM
data stream can be sent (i.e. pass-through) via SPDIF/HDMI.

Signed-off-by: Masakazu Mokuno <mokuno@sm.sony.co.jp>
Acked-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2008-10-20 08:05:10 +02:00
parent 756ba83ee3
commit 64931a4be0
2 changed files with 12 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
arch/powerpc/include/asm/ps3av.h
View File

@ -678,6 +678,8 @@ struct ps3av_pkt_avb_param {
u8 buf[PS3AV_PKT_AVB_PARAM_MAX_BUF_SIZE];
};
/* channel status */
extern u8 ps3av_mode_cs_info[];
/** command status **/
#define PS3AV_STATUS_SUCCESS 0x0000 /* success */

19
drivers/ps3/ps3av_cmd.c
View File

@ -660,9 +660,10 @@ u32 ps3av_cmd_set_av_audio_param(void *p, u32 port,
}
/* default cs val */
static const u8 ps3av_mode_cs_info[] = {
u8 ps3av_mode_cs_info[] = {
0x00, 0x09, 0x00, 0x02, 0x01, 0x00, 0x00, 0x00
};
EXPORT_SYMBOL_GPL(ps3av_mode_cs_info);
#define CS_44 0x00
#define CS_48 0x02
@ -677,7 +678,7 @@ void ps3av_cmd_set_audio_mode(struct ps3av_pkt_audio_mode *audio, u32 avport,
u32 ch, u32 fs, u32 word_bits, u32 format,
u32 source)
{
int spdif_through, spdif_bitstream;
int spdif_through;
int i;
if (!(ch | fs | format | word_bits | source)) {
@ -687,7 +688,6 @@ void ps3av_cmd_set_audio_mode(struct ps3av_pkt_audio_mode *audio, u32 avport,
format = PS3AV_CMD_AUDIO_FORMAT_PCM;
source = PS3AV_CMD_AUDIO_SOURCE_SERIAL;
}
spdif_through = spdif_bitstream = 0; /* XXX not supported */
/* audio mode */
memset(audio, 0, sizeof(*audio));
@ -777,16 +777,17 @@ void ps3av_cmd_set_audio_mode(struct ps3av_pkt_audio_mode *audio, u32 avport,
break;
}
/* non-audio bit */
spdif_through = audio->audio_cs_info[0] & 0x02;
/* pass through setting */
if (spdif_through &&
(avport == PS3AV_CMD_AVPORT_SPDIF_0 ||
avport == PS3AV_CMD_AVPORT_SPDIF_1)) {
avport == PS3AV_CMD_AVPORT_SPDIF_1 ||
avport == PS3AV_CMD_AVPORT_HDMI_0 ||
avport == PS3AV_CMD_AVPORT_HDMI_1)) {
audio->audio_word_bits = PS3AV_CMD_AUDIO_WORD_BITS_16;
audio->audio_source = PS3AV_CMD_AUDIO_SOURCE_SPDIF;
if (spdif_bitstream) {
audio->audio_format = PS3AV_CMD_AUDIO_FORMAT_BITSTREAM;
audio->audio_cs_info[0] |= CS_BIT;
}
audio->audio_format = PS3AV_CMD_AUDIO_FORMAT_BITSTREAM;
}
}