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-rw-r--r--sound/soc/intel/skylake/skl-i2s.h31
-rw-r--r--sound/soc/intel/skylake/skl-nhlt.c41
2 files changed, 60 insertions, 12 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 */
diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c
index 3b1d2b828c1b..b9b140275be0 100644
--- a/sound/soc/intel/skylake/skl-nhlt.c
+++ b/sound/soc/intel/skylake/skl-nhlt.c
@@ -28,6 +28,7 @@ static guid_t osc_guid =
GUID_INIT(0xA69F886E, 0x6CEB, 0x4594,
0xA4, 0x1F, 0x7B, 0x5D, 0xCE, 0x24, 0xC5, 0x53);
+
struct nhlt_acpi_table *skl_nhlt_init(struct device *dev)
{
acpi_handle handle;
@@ -287,6 +288,7 @@ void skl_nhlt_remove_sysfs(struct skl *skl)
static void skl_get_ssp_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks,
struct nhlt_fmt *fmt, u8 id)
{
+ struct skl_i2s_config_blob_ext *i2s_config_ext;
struct skl_i2s_config_blob_legacy *i2s_config;
struct skl_clk_parent_src *parent;
struct skl_ssp_clk *sclk, *sclkfs;
@@ -347,12 +349,18 @@ static void skl_get_ssp_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks,
/* Fill rate and parent for sclk/sclkfs */
if (!present) {
- /* MCLK Divider Source Select */
- i2s_config = (struct skl_i2s_config_blob_legacy *)
+ i2s_config_ext = (struct skl_i2s_config_blob_ext *)
fmt->fmt_config[0].config.caps;
- clk_src = ((i2s_config->mclk.mdivctrl)
- & SKL_MNDSS_DIV_CLK_SRC_MASK) >>
- SKL_SHIFT(SKL_MNDSS_DIV_CLK_SRC_MASK);
+
+ /* MCLK Divider Source Select */
+ if (is_legacy_blob(i2s_config_ext->hdr.sig)) {
+ i2s_config = ext_to_legacy_blob(i2s_config_ext);
+ clk_src = get_clk_src(i2s_config->mclk,
+ SKL_MNDSS_DIV_CLK_SRC_MASK);
+ } else {
+ clk_src = get_clk_src(i2s_config_ext->mclk,
+ SKL_MNDSS_DIV_CLK_SRC_MASK);
+ }
parent = skl_get_parent_clk(clk_src);
@@ -378,6 +386,7 @@ static void skl_get_ssp_clks(struct skl *skl, struct skl_ssp_clk *ssp_clks,
static void skl_get_mclk(struct skl *skl, struct skl_ssp_clk *mclk,
struct nhlt_fmt *fmt, u8 id)
{
+ struct skl_i2s_config_blob_ext *i2s_config_ext;
struct skl_i2s_config_blob_legacy *i2s_config;
struct nhlt_specific_cfg *fmt_cfg;
struct skl_clk_parent_src *parent;
@@ -385,13 +394,21 @@ static void skl_get_mclk(struct skl *skl, struct skl_ssp_clk *mclk,
u8 clk_src;
fmt_cfg = &fmt->fmt_config[0].config;
- i2s_config = (struct skl_i2s_config_blob_legacy *)fmt_cfg->caps;
-
- /* MCLK Divider Source Select */
- clk_src = ((i2s_config->mclk.mdivctrl) & SKL_MCLK_DIV_CLK_SRC_MASK) >>
- SKL_SHIFT(SKL_MCLK_DIV_CLK_SRC_MASK);
-
- clkdiv = i2s_config->mclk.mdivr & SKL_MCLK_DIV_RATIO_MASK;
+ i2s_config_ext = (struct skl_i2s_config_blob_ext *)fmt_cfg->caps;
+
+ /* MCLK Divider Source Select and divider */
+ if (is_legacy_blob(i2s_config_ext->hdr.sig)) {
+ i2s_config = ext_to_legacy_blob(i2s_config_ext);
+ clk_src = get_clk_src(i2s_config->mclk,
+ SKL_MCLK_DIV_CLK_SRC_MASK);
+ clkdiv = i2s_config->mclk.mdivr &
+ SKL_MCLK_DIV_RATIO_MASK;
+ } else {
+ clk_src = get_clk_src(i2s_config_ext->mclk,
+ SKL_MCLK_DIV_CLK_SRC_MASK);
+ clkdiv = i2s_config_ext->mclk.mdivr[0] &
+ SKL_MCLK_DIV_RATIO_MASK;
+ }
/* bypass divider */
div_ratio = 1;