diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-09-08 01:01:14 -0300 |
| commit | e5fd91f1ef340da553f7a79da9540c3db711c937 (patch) | |
| tree | b11842027dc6641da63f4bcc524f8678263304a3 /sound/soc/intel/baytrail/sst-baytrail-ipc.c | |
| parent | 2a9b0348e685a63d97486f6749622b61e9e3292f (diff) | |
Linux-libre 4.2-gnu
Diffstat (limited to 'sound/soc/intel/baytrail/sst-baytrail-ipc.c')
| -rw-r--r-- | sound/soc/intel/baytrail/sst-baytrail-ipc.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/sound/soc/intel/baytrail/sst-baytrail-ipc.c b/sound/soc/intel/baytrail/sst-baytrail-ipc.c index a839dbfa5..5bbaa667b 100644 --- a/sound/soc/intel/baytrail/sst-baytrail-ipc.c +++ b/sound/soc/intel/baytrail/sst-baytrail-ipc.c @@ -679,6 +679,14 @@ static u64 byt_reply_msg_match(u64 header, u64 *mask) return header; } +static bool byt_is_dsp_busy(struct sst_dsp *dsp) +{ + u64 ipcx; + + ipcx = sst_dsp_shim_read_unlocked(dsp, SST_IPCX); + return (ipcx & (SST_IPCX_BUSY | SST_IPCX_DONE)); +} + int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata) { struct sst_byt *byt; @@ -693,12 +701,17 @@ int sst_byt_dsp_init(struct device *dev, struct sst_pdata *pdata) if (byt == NULL) return -ENOMEM; + byt->dev = dev; + ipc = &byt->ipc; ipc->dev = dev; ipc->ops.tx_msg = byt_tx_msg; ipc->ops.shim_dbg = byt_shim_dbg; ipc->ops.tx_data_copy = byt_tx_data_copy; ipc->ops.reply_msg_match = byt_reply_msg_match; + ipc->ops.is_dsp_busy = byt_is_dsp_busy; + ipc->tx_data_max_size = IPC_MAX_MAILBOX_BYTES; + ipc->rx_data_max_size = IPC_MAX_MAILBOX_BYTES; err = sst_ipc_init(ipc); if (err != 0) |