These changes are the raw update to linux-4.4.6-rt14. Kernel sources

[kvmfornfv.git] / kernel / sound / soc / intel / skylake / skl-nhlt.h

diff --git a/kernel/sound/soc/intel/skylake/skl-nhlt.h b/kernel/sound/soc/intel/skylake/skl-nhlt.h
new file mode 100644 (file)
index 0000000..3769f9f
--- /dev/null
+++ b/kernel/sound/soc/intel/skylake/skl-nhlt.h
@@ -0,0 +1,106 @@
+/*
+ *  skl-nhlt.h - Intel HDA Platform NHLT header
+ *
+ *  Copyright (C) 2015 Intel Corp
+ *  Author: Sanjiv Kumar <sanjiv.kumar@intel.com>
+ *  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; version 2 of the License.
+ *
+ *  This program is distributed in the hope that it will be useful, but
+ *  WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  General Public License for more details.
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ */
+#ifndef __SKL_NHLT_H__
+#define __SKL_NHLT_H__
+
+#include <linux/acpi.h>
+
+struct wav_fmt {
+       u16 fmt_tag;
+       u16 channels;
+       u32 samples_per_sec;
+       u32 avg_bytes_per_sec;
+       u16 block_align;
+       u16 bits_per_sample;
+       u16 cb_size;
+} __packed;
+
+struct wav_fmt_ext {
+       struct wav_fmt fmt;
+       union samples {
+               u16 valid_bits_per_sample;
+               u16 samples_per_block;
+               u16 reserved;
+       } sample;
+       u32 channel_mask;
+       u8 sub_fmt[16];
+} __packed;
+
+enum nhlt_link_type {
+       NHLT_LINK_HDA = 0,
+       NHLT_LINK_DSP = 1,
+       NHLT_LINK_DMIC = 2,
+       NHLT_LINK_SSP = 3,
+       NHLT_LINK_INVALID
+};
+
+enum nhlt_device_type {
+       NHLT_DEVICE_BT = 0,
+       NHLT_DEVICE_DMIC = 1,
+       NHLT_DEVICE_I2S = 4,
+       NHLT_DEVICE_INVALID
+};
+
+struct nhlt_specific_cfg {
+       u32 size;
+       u8 caps[0];
+} __packed;
+
+struct nhlt_fmt_cfg {
+       struct wav_fmt_ext fmt_ext;
+       struct nhlt_specific_cfg config;
+} __packed;
+
+struct nhlt_fmt {
+       u8 fmt_count;
+       struct nhlt_fmt_cfg fmt_config[0];
+} __packed;
+
+struct nhlt_endpoint {
+       u32  length;
+       u8   linktype;
+       u8   instance_id;
+       u16  vendor_id;
+       u16  device_id;
+       u16  revision_id;
+       u32  subsystem_id;
+       u8   device_type;
+       u8   direction;
+       u8   virtual_bus_id;
+       struct nhlt_specific_cfg config;
+} __packed;
+
+struct nhlt_acpi_table {
+       struct acpi_table_header header;
+       u8 endpoint_count;
+       struct nhlt_endpoint desc[0];
+} __packed;
+
+struct nhlt_resource_desc  {
+       u32 extra;
+       u16 flags;
+       u64 addr_spc_gra;
+       u64 min_addr;
+       u64 max_addr;
+       u64 addr_trans_offset;
+       u64 length;
+} __packed;
+
+#endif