@@ -54,6 +54,24 @@ static int skl_free_dma_buf(struct device *dev, struct snd_dma_buffer *dmab)
return 0;
}
+#define NOTIFICATION_PARAM_ID 3
+#define NOTIFICATION_MASK 0xf
+
+/* disable notfication for underruns/overruns from firmware module */
+static void skl_dsp_enable_notification(struct skl_sst *ctx, bool enable)
+{
+ struct notification_mask mask;
+ struct skl_ipc_large_config_msg msg = {0};
+
+ mask.notify = NOTIFICATION_MASK;
+ mask.enable = enable;
+
+ msg.large_param_id = NOTIFICATION_PARAM_ID;
+ msg.param_data_size = sizeof(mask);
+
+ skl_ipc_set_large_config(&ctx->ipc, &msg, (u32 *)&mask);
+}
+
int skl_init_dsp(struct skl *skl)
{
void __iomem *mmio_base;
@@ -79,7 +97,7 @@ int skl_init_dsp(struct skl *skl)
ret = skl_sst_dsp_init(bus->dev, mmio_base, irq,
loader_ops, &skl->skl_sst);
-
+ skl_dsp_enable_notification(skl->skl_sst, false);
dev_dbg(bus->dev, "dsp registration status=%d\n", ret);
return ret;
@@ -122,6 +140,7 @@ int skl_suspend_dsp(struct skl *skl)
int skl_resume_dsp(struct skl *skl)
{
struct skl_sst *ctx = skl->skl_sst;
+ int ret;
/* if ppcap is not supported return 0 */
if (!skl->ebus.ppcap)
@@ -131,7 +150,12 @@ int skl_resume_dsp(struct skl *skl)
snd_hdac_ext_bus_ppcap_enable(&skl->ebus, true);
snd_hdac_ext_bus_ppcap_int_enable(&skl->ebus, true);
- return skl_dsp_wake(ctx->dsp);
+ ret = skl_dsp_wake(ctx->dsp);
+ if (ret < 0)
+ return ret;
+
+ skl_dsp_enable_notification(skl->skl_sst, false);
+ return ret;
}
enum skl_bitdepth skl_get_bit_depth(int params)
@@ -129,6 +129,11 @@ struct skl_src_module_cfg {
enum skl_s_freq src_cfg;
} __packed;
+struct notification_mask {
+ u32 notify;
+ u32 enable;
+} __packed;
+
struct skl_up_down_mixer_cfg {
struct skl_base_cfg base_cfg;
enum skl_ch_cfg out_ch_cfg;