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Diffstat (limited to 'sound/soc/intel/skylake/skl-i2s.h')
-rw-r--r--sound/soc/intel/skylake/skl-i2s.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/sound/soc/intel/skylake/skl-i2s.h b/sound/soc/intel/skylake/skl-i2s.h
index dcf819bc688f..ad0a1bbca13c 100644
--- a/sound/soc/intel/skylake/skl-i2s.h
+++ b/sound/soc/intel/skylake/skl-i2s.h
@@ -27,6 +27,12 @@
#define SKL_SHIFT(x) (ffs(x) - 1)
#define SKL_MCLK_DIV_RATIO_MASK GENMASK(11, 0)
+#define is_legacy_blob(x) (x.signature != 0xEE)
+#define ext_to_legacy_blob(i2s_config_blob_ext) \
+ ((struct skl_i2s_config_blob_legacy *) i2s_config_blob_ext)
+
+#define get_clk_src(mclk, mask) \
+ ((mclk.mdivctrl & mask) >> SKL_SHIFT(mask))
struct skl_i2s_config {
u32 ssc0;
u32 ssc1;
@@ -45,6 +51,24 @@ struct skl_i2s_config_mclk {
u32 mdivr;
};
+struct skl_i2s_config_mclk_ext {
+ u32 mdivctrl;
+ u32 mdivr_count;
+ u32 mdivr[0];
+} __packed;
+
+struct skl_i2s_config_blob_signature {
+ u32 minor_ver : 8;
+ u32 major_ver : 8;
+ u32 resvdz : 8;
+ u32 signature : 8;
+} __packed;
+
+struct skl_i2s_config_blob_header {
+ struct skl_i2s_config_blob_signature sig;
+ u32 size;
+};
+
/**
* struct skl_i2s_config_blob_legacy - Structure defines I2S Gateway
* configuration legacy blob
@@ -61,4 +85,11 @@ struct skl_i2s_config_blob_legacy {
struct skl_i2s_config_mclk mclk;
};
+struct skl_i2s_config_blob_ext {
+ u32 gtw_attr;
+ struct skl_i2s_config_blob_header hdr;
+ u32 tdm_ts_group[SKL_I2S_MAX_TIME_SLOTS];
+ struct skl_i2s_config i2s_cfg;
+ struct skl_i2s_config_mclk_ext mclk;
+} __packed;
#endif /* __SOUND_SOC_SKL_I2S_H */