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path: root/sound/pci/hda/tas2781_hda_i2c.c
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Diffstat (limited to 'sound/pci/hda/tas2781_hda_i2c.c')
-rw-r--r--sound/pci/hda/tas2781_hda_i2c.c12
1 files changed, 0 insertions, 12 deletions
diff --git a/sound/pci/hda/tas2781_hda_i2c.c b/sound/pci/hda/tas2781_hda_i2c.c
index 7aef93126ed0..2eb1f9e443c0 100644
--- a/sound/pci/hda/tas2781_hda_i2c.c
+++ b/sound/pci/hda/tas2781_hda_i2c.c
@@ -111,9 +111,7 @@ static int tas2781_get_i2c_res(struct acpi_resource *ares, void *data)
static int tas2781_read_acpi(struct tasdevice_priv *p, const char *hid)
{
struct acpi_device *adev;
- struct device *physdev;
LIST_HEAD(resources);
- const char *sub;
int ret;
adev = acpi_dev_get_first_match_dev(hid, NULL, -1);
@@ -129,18 +127,8 @@ static int tas2781_read_acpi(struct tasdevice_priv *p, const char *hid)
acpi_dev_free_resource_list(&resources);
strscpy(p->dev_name, hid, sizeof(p->dev_name));
- physdev = get_device(acpi_get_first_physical_node(adev));
acpi_dev_put(adev);
- /* No side-effect to the playback even if subsystem_id is NULL*/
- sub = acpi_get_subsystem_id(ACPI_HANDLE(physdev));
- if (IS_ERR(sub))
- sub = NULL;
-
- p->acpi_subsystem_id = sub;
-
- put_device(physdev);
-
return 0;
err: