diff options
Diffstat (limited to 'sound/soc/blackfin/bf5xx-ac97.c')
| -rw-r--r-- | sound/soc/blackfin/bf5xx-ac97.c | 19 |
1 files changed, 12 insertions, 7 deletions
diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c index 8a935f2d1767..2758b9017a7f 100644 --- a/sound/soc/blackfin/bf5xx-ac97.c +++ b/sound/soc/blackfin/bf5xx-ac97.c @@ -31,6 +31,15 @@ #include "bf5xx-sport.h" #include "bf5xx-ac97.h" +/* Anomaly notes: + * 05000250 - AD1980 is running in TDM mode and RFS/TFS are generated by SPORT + * contrtoller. But, RFSDIV and TFSDIV are always set to 16*16-1, + * while the max AC97 data size is 13*16. The DIV is always larger + * than data size. AD73311 and ad2602 are not running in TDM mode. + * AD1836 and AD73322 depend on external RFS/TFS only. So, this + * anomaly does not affect blackfin sound drivers. +*/ + static int *cmd_count; static int sport_num = CONFIG_SND_BF5XX_SPORT_NUM; @@ -268,28 +277,24 @@ static int bf5xx_ac97_resume(struct snd_soc_dai *dai) if (!dai->active) return 0; - ret = sport_set_multichannel(sport_handle, 16, 0x1F, 1); + ret = sport_set_multichannel(sport, 16, 0x1F, 1); if (ret) { pr_err("SPORT is busy!\n"); return -EBUSY; } - ret = sport_config_rx(sport_handle, IRFS, 0xF, 0, (16*16-1)); + ret = sport_config_rx(sport, IRFS, 0xF, 0, (16*16-1)); if (ret) { pr_err("SPORT is busy!\n"); return -EBUSY; } - ret = sport_config_tx(sport_handle, ITFS, 0xF, 0, (16*16-1)); + ret = sport_config_tx(sport, ITFS, 0xF, 0, (16*16-1)); if (ret) { pr_err("SPORT is busy!\n"); return -EBUSY; } - if (dai->capture.active) - sport_rx_start(sport); - if (dai->playback.active) - sport_tx_start(sport); return 0; } |