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Diffstat (limited to 'sound/soc/intel/skylake/skl-nhlt.c')
-rw-r--r--sound/soc/intel/skylake/skl-nhlt.c58
1 files changed, 49 insertions, 9 deletions
diff --git a/sound/soc/intel/skylake/skl-nhlt.c b/sound/soc/intel/skylake/skl-nhlt.c
index 3f8e6f0b7eb5..7eb9c419dc7f 100644
--- a/sound/soc/intel/skylake/skl-nhlt.c
+++ b/sound/soc/intel/skylake/skl-nhlt.c
@@ -102,14 +102,16 @@ static void dump_config(struct device *dev, u32 instance_id, u8 linktype,
}
static bool skl_check_ep_match(struct device *dev, struct nhlt_endpoint *epnt,
- u32 instance_id, u8 link_type, u8 dirn)
+ u32 instance_id, u8 link_type, u8 dirn, u8 dev_type)
{
- dev_dbg(dev, "vbus_id=%d link_type=%d dir=%d\n",
- epnt->virtual_bus_id, epnt->linktype, epnt->direction);
+ dev_dbg(dev, "vbus_id=%d link_type=%d dir=%d dev_type = %d\n",
+ epnt->virtual_bus_id, epnt->linktype,
+ epnt->direction, epnt->device_type);
if ((epnt->virtual_bus_id == instance_id) &&
(epnt->linktype == link_type) &&
- (epnt->direction == dirn))
+ (epnt->direction == dirn) &&
+ (epnt->device_type == dev_type))
return true;
else
return false;
@@ -117,7 +119,8 @@ static bool skl_check_ep_match(struct device *dev, struct nhlt_endpoint *epnt,
struct nhlt_specific_cfg
*skl_get_ep_blob(struct skl *skl, u32 instance, u8 link_type,
- u8 s_fmt, u8 num_ch, u32 s_rate, u8 dirn)
+ u8 s_fmt, u8 num_ch, u32 s_rate,
+ u8 dirn, u8 dev_type)
{
struct nhlt_fmt *fmt;
struct nhlt_endpoint *epnt;
@@ -135,7 +138,8 @@ struct nhlt_specific_cfg
dev_dbg(dev, "endpoint count =%d\n", nhlt->endpoint_count);
for (j = 0; j < nhlt->endpoint_count; j++) {
- if (skl_check_ep_match(dev, epnt, instance, link_type, dirn)) {
+ if (skl_check_ep_match(dev, epnt, instance, link_type,
+ dirn, dev_type)) {
fmt = (struct nhlt_fmt *)(epnt->config.caps +
epnt->config.size);
sp_config = skl_get_specific_cfg(dev, fmt, num_ch,
@@ -189,9 +193,9 @@ int skl_get_dmic_geo(struct skl *skl)
return dmic_geo;
}
-static void skl_nhlt_trim_space(struct skl *skl)
+static void skl_nhlt_trim_space(char *trim)
{
- char *s = skl->tplg_name;
+ char *s = trim;
int cnt;
int i;
@@ -218,7 +222,43 @@ int skl_nhlt_update_topology_bin(struct skl *skl)
skl->pci_id, nhlt->header.oem_id, nhlt->header.oem_table_id,
nhlt->header.oem_revision, "-tplg.bin");
- skl_nhlt_trim_space(skl);
+ skl_nhlt_trim_space(skl->tplg_name);
return 0;
}
+
+static ssize_t skl_nhlt_platform_id_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct pci_dev *pci = to_pci_dev(dev);
+ struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
+ struct skl *skl = ebus_to_skl(ebus);
+ struct nhlt_acpi_table *nhlt = (struct nhlt_acpi_table *)skl->nhlt;
+ char platform_id[32];
+
+ sprintf(platform_id, "%x-%.6s-%.8s-%d", skl->pci_id,
+ nhlt->header.oem_id, nhlt->header.oem_table_id,
+ nhlt->header.oem_revision);
+
+ skl_nhlt_trim_space(platform_id);
+ return sprintf(buf, "%s\n", platform_id);
+}
+
+static DEVICE_ATTR(platform_id, 0444, skl_nhlt_platform_id_show, NULL);
+
+int skl_nhlt_create_sysfs(struct skl *skl)
+{
+ struct device *dev = &skl->pci->dev;
+
+ if (sysfs_create_file(&dev->kobj, &dev_attr_platform_id.attr))
+ dev_warn(dev, "Error creating sysfs entry\n");
+
+ return 0;
+}
+
+void skl_nhlt_remove_sysfs(struct skl *skl)
+{
+ struct device *dev = &skl->pci->dev;
+
+ sysfs_remove_file(&dev->kobj, &dev_attr_platform_id.attr);
+}