diff options
| -rw-r--r-- | include/sound/hda-mlink.h | 5 | ||||
| -rw-r--r-- | sound/soc/sof/intel/hda-mlink.c | 30 |
2 files changed, 35 insertions, 0 deletions
diff --git a/include/sound/hda-mlink.h b/include/sound/hda-mlink.h index 0c71b843f2cf..d626ef964ea7 100644 --- a/include/sound/hda-mlink.h +++ b/include/sound/hda-mlink.h @@ -41,6 +41,8 @@ int hdac_bus_eml_power_down_unlocked(struct hdac_bus *bus, bool alt, int elid, i int hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink); int hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink); +int hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num); + void hda_bus_ml_put_all(struct hdac_bus *bus); void hda_bus_ml_reset_losidv(struct hdac_bus *bus); int hda_bus_ml_resume(struct hdac_bus *bus); @@ -131,6 +133,9 @@ hdac_bus_eml_sdw_power_up_unlocked(struct hdac_bus *bus, int sublink) { return 0 static inline int hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink) { return 0; } +static inline int +hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num) { return 0; } + static inline void hda_bus_ml_put_all(struct hdac_bus *bus) { } static inline void hda_bus_ml_reset_losidv(struct hdac_bus *bus) { } static inline int hda_bus_ml_resume(struct hdac_bus *bus) { return 0; } diff --git a/sound/soc/sof/intel/hda-mlink.c b/sound/soc/sof/intel/hda-mlink.c index cbbc8639691c..5810d6f8719c 100644 --- a/sound/soc/sof/intel/hda-mlink.c +++ b/sound/soc/sof/intel/hda-mlink.c @@ -323,6 +323,16 @@ static bool hdaml_link_check_cmdsync(u32 __iomem *lsync, u32 cmdsync_mask) return !!(val & cmdsync_mask); } +static void hdaml_link_set_lsdiid(u32 __iomem *lsdiid, int dev_num) +{ + u32 val; + + val = readl(lsdiid); + val |= BIT(dev_num); + + writel(val, lsdiid); +} + /* END HDAML section */ static int hda_ml_alloc_h2link(struct hdac_bus *bus, int index) @@ -698,6 +708,26 @@ int hdac_bus_eml_sdw_power_down_unlocked(struct hdac_bus *bus, int sublink) } EXPORT_SYMBOL_NS(hdac_bus_eml_sdw_power_down_unlocked, SND_SOC_SOF_HDA_MLINK); +int hdac_bus_eml_sdw_set_lsdiid(struct hdac_bus *bus, int sublink, int dev_num) +{ + struct hdac_ext2_link *h2link; + struct hdac_ext_link *hlink; + + h2link = find_ext2_link(bus, true, AZX_REG_ML_LEPTR_ID_SDW); + if (!h2link) + return -ENODEV; + + hlink = &h2link->hext_link; + + mutex_lock(&h2link->eml_lock); + + hdaml_link_set_lsdiid(hlink->ml_addr + AZX_REG_ML_LSDIID_OFFSET(sublink), dev_num); + + mutex_unlock(&h2link->eml_lock); + + return 0; +} EXPORT_SYMBOL_NS(hdac_bus_eml_sdw_set_lsdiid, SND_SOC_SOF_HDA_MLINK); + void hda_bus_ml_put_all(struct hdac_bus *bus) { struct hdac_ext_link *hlink; |