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-rw-r--r--kernel/sound/soc/intel/haswell/sst-haswell-ipc.c34
-rw-r--r--kernel/sound/soc/intel/haswell/sst-haswell-pcm.c32
2 files changed, 49 insertions, 17 deletions
diff --git a/kernel/sound/soc/intel/haswell/sst-haswell-ipc.c b/kernel/sound/soc/intel/haswell/sst-haswell-ipc.c
index 324eceb07..b27f25f70 100644
--- a/kernel/sound/soc/intel/haswell/sst-haswell-ipc.c
+++ b/kernel/sound/soc/intel/haswell/sst-haswell-ipc.c
@@ -302,6 +302,10 @@ struct sst_hsw {
struct sst_hsw_ipc_dx_reply dx;
void *dx_context;
dma_addr_t dx_context_paddr;
+ enum sst_hsw_device_id dx_dev;
+ enum sst_hsw_device_mclk dx_mclk;
+ enum sst_hsw_device_mode dx_mode;
+ u32 dx_clock_divider;
/* boot */
wait_queue_head_t boot_wait;
@@ -1400,10 +1404,10 @@ int sst_hsw_device_set_config(struct sst_hsw *hsw,
trace_ipc_request("set device config", dev);
- config.ssp_interface = dev;
- config.clock_frequency = mclk;
- config.mode = mode;
- config.clock_divider = clock_divider;
+ hsw->dx_dev = config.ssp_interface = dev;
+ hsw->dx_mclk = config.clock_frequency = mclk;
+ hsw->dx_mode = config.mode = mode;
+ hsw->dx_clock_divider = config.clock_divider = clock_divider;
if (mode == SST_HSW_DEVICE_TDM_CLOCK_MASTER)
config.channels = 4;
else
@@ -1704,10 +1708,10 @@ int sst_hsw_dsp_runtime_resume(struct sst_hsw *hsw)
return -EIO;
}
- /* Set ADSP SSP port settings */
- ret = sst_hsw_device_set_config(hsw, SST_HSW_DEVICE_SSP_0,
- SST_HSW_DEVICE_MCLK_FREQ_24_MHZ,
- SST_HSW_DEVICE_CLOCK_MASTER, 9);
+ /* Set ADSP SSP port settings - sadly the FW does not store SSP port
+ settings as part of the PM context. */
+ ret = sst_hsw_device_set_config(hsw, hsw->dx_dev, hsw->dx_mclk,
+ hsw->dx_mode, hsw->dx_clock_divider);
if (ret < 0)
dev_err(dev, "error: SSP re-initialization failed\n");
@@ -2098,6 +2102,14 @@ static u64 hsw_reply_msg_match(u64 header, u64 *mask)
return header;
}
+static bool hsw_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_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata)
{
struct sst_hsw_ipc_fw_version version;
@@ -2111,12 +2123,18 @@ int sst_hsw_dsp_init(struct device *dev, struct sst_pdata *pdata)
if (hsw == NULL)
return -ENOMEM;
+ hsw->dev = dev;
+
ipc = &hsw->ipc;
ipc->dev = dev;
ipc->ops.tx_msg = hsw_tx_msg;
ipc->ops.shim_dbg = hsw_shim_dbg;
ipc->ops.tx_data_copy = hsw_tx_data_copy;
ipc->ops.reply_msg_match = hsw_reply_msg_match;
+ ipc->ops.is_dsp_busy = hsw_is_dsp_busy;
+
+ ipc->tx_data_max_size = IPC_MAX_MAILBOX_BYTES;
+ ipc->rx_data_max_size = IPC_MAX_MAILBOX_BYTES;
ret = sst_ipc_init(ipc);
if (ret != 0)
diff --git a/kernel/sound/soc/intel/haswell/sst-haswell-pcm.c b/kernel/sound/soc/intel/haswell/sst-haswell-pcm.c
index 23ae0400d..1aa819c7e 100644
--- a/kernel/sound/soc/intel/haswell/sst-haswell-pcm.c
+++ b/kernel/sound/soc/intel/haswell/sst-haswell-pcm.c
@@ -928,10 +928,15 @@ static void hsw_pcm_free_modules(struct hsw_priv_data *pdata)
for (i = 0; i < ARRAY_SIZE(mod_map); i++) {
pcm_data = &pdata->pcm[mod_map[i].dai_id][mod_map[i].stream];
- sst_hsw_runtime_module_free(pcm_data->runtime);
+ if (pcm_data->runtime){
+ sst_hsw_runtime_module_free(pcm_data->runtime);
+ pcm_data->runtime = NULL;
+ }
}
- if (sst_hsw_is_module_loaded(hsw, SST_HSW_MODULE_WAVES)) {
+ if (sst_hsw_is_module_loaded(hsw, SST_HSW_MODULE_WAVES) &&
+ pdata->runtime_waves) {
sst_hsw_runtime_module_free(pdata->runtime_waves);
+ pdata->runtime_waves = NULL;
}
}
@@ -1204,6 +1209,20 @@ static int hsw_pcm_runtime_idle(struct device *dev)
return 0;
}
+static int hsw_pcm_suspend(struct device *dev)
+{
+ struct hsw_priv_data *pdata = dev_get_drvdata(dev);
+ struct sst_hsw *hsw = pdata->hsw;
+
+ /* enter D3 state and stall */
+ sst_hsw_dsp_runtime_suspend(hsw);
+ /* free all runtime modules */
+ hsw_pcm_free_modules(pdata);
+ /* put the DSP to sleep, fw unloaded after runtime modules freed */
+ sst_hsw_dsp_runtime_sleep(hsw);
+ return 0;
+}
+
static int hsw_pcm_runtime_suspend(struct device *dev)
{
struct hsw_priv_data *pdata = dev_get_drvdata(dev);
@@ -1220,8 +1239,7 @@ static int hsw_pcm_runtime_suspend(struct device *dev)
return ret;
sst_hsw_set_module_enabled_rtd3(hsw, SST_HSW_MODULE_WAVES);
}
- sst_hsw_dsp_runtime_suspend(hsw);
- sst_hsw_dsp_runtime_sleep(hsw);
+ hsw_pcm_suspend(dev);
pdata->pm_state = HSW_PM_STATE_RTD3;
return 0;
@@ -1328,7 +1346,6 @@ static void hsw_pcm_complete(struct device *dev)
static int hsw_pcm_prepare(struct device *dev)
{
struct hsw_priv_data *pdata = dev_get_drvdata(dev);
- struct sst_hsw *hsw = pdata->hsw;
struct hsw_pcm_data *pcm_data;
int i, err;
@@ -1361,10 +1378,7 @@ static int hsw_pcm_prepare(struct device *dev)
if (err < 0)
dev_err(dev, "failed to save context for PCM %d\n", i);
}
- /* enter D3 state and stall */
- sst_hsw_dsp_runtime_suspend(hsw);
- /* put the DSP to sleep */
- sst_hsw_dsp_runtime_sleep(hsw);
+ hsw_pcm_suspend(dev);
}
snd_soc_suspend(pdata->soc_card->dev);