diff options
| author | Simon Glass <sjg@chromium.org> | 2019-02-16 20:24:52 -0700 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2019-02-20 15:27:08 +0800 |
| commit | 67b0cda76a19c5fc8a0019cfdc4af9006bfad8d5 (patch) | |
| tree | 170a6e60db542b4d2195b2442249426bc3593b0c /include/pch.h | |
| parent | 1260f8c0efe126cf952c1bc19d975af34908a79d (diff) | |
x86: ivybridge: Add a way to get the HDA config setting
Add a way check to whether HD audio is enabled. Use ioctl() to avoid
adding too many unusual operations to PCH.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'include/pch.h')
| -rw-r--r-- | include/pch.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/pch.h b/include/pch.h index b8b62d74ac..046a5fde3a 100644 --- a/include/pch.h +++ b/include/pch.h @@ -13,6 +13,9 @@ /* All the supported PCH ioctls */ enum pch_req_t { + /* Returns HDA config info if Azalia V1CTL enabled, -ENOENT if not */ + PCH_REQ_HDA_CONFIG, + PCH_REQ_TEST1, /* Test requests for sandbox driver */ PCH_REQ_TEST2, PCH_REQ_TEST3, |