[PATCH 06/19] ACPICA: iASL/Disassembler: Additional support for NHLT table

Rafael J. Wysocki
2021-12-22T16:44:09Z

From: Bob Moore <robert.moore@intel.com>

ACPICA commit 0420852ffc520b81960e877852703b739c16025c

Added support for Vendor-defined microphone arrays and SNR
(signal-to-noise) extension.

Link: https://github.com/acpica/acpica/commit/0420852f
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
include/acpi/actbl2.h | 72 +++++++++++++++++++++++++------------------
1 file changed, 42 insertions(+), 30 deletions(-)

diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 71ca090fd61b..380bff6bb2fd 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -1495,12 +1495,10 @@ struct acpi_nhlt_device_specific_config_a {

/* Values for Config Type above */

-#define ACPI_NHLT_TYPE_MIC_ARRAY 0x01
-#define ACPI_NHLT_TYPE_GENERIC 0x00
-
-/* Mask for Extension field of array_type */
-
-#define ACPI_NHLT_ARRAY_TYPE_MASK 0x10
+#define ACPI_NHLT_CONFIG_TYPE_GENERIC 0x00
+#define ACPI_NHLT_CONFIG_TYPE_MIC_ARRAY 0x01
+#define ACPI_NHLT_CONFIG_TYPE_RENDER_FEEDBACK 0x03
+#define ACPI_NHLT_CONFIG_TYPE_RESERVED 0x04 /* 4 and above are reserved */

struct acpi_nhlt_device_specific_config_b {
u32 capabilities_size;
@@ -1511,6 +1509,11 @@ struct acpi_nhlt_device_specific_config_c {
u8 virtual_slot;
};

+struct acpi_nhlt_render_device_specific_config {
+ u32 capabilities_size;
+ u8 virtual_slot;
+};
+
struct acpi_nhlt_wave_extensible {
u16 format_tag;
u16 channel_count;
@@ -1573,17 +1576,22 @@ struct acpi_nhlt_mic_device_specific_config {

/* Values for array_type_ext above */

-#define SMALL_LINEAR_2ELEMENT 0x0A
-#define BIG_LINEAR_2ELEMENT 0x0B
-#define FIRST_GEOMETRY_LINEAR_4ELEMENT 0x0C
-#define PLANAR_LSHAPED_4ELEMENT 0x0D
-#define SECOND_GEOMETRY_LINEAR_4ELEMENT 0x0E
-#define VENDOR_DEFINED 0x0F
-#define ARRAY_TYPE_MASK 0x0F
-#define ARRAY_TYPE_EXT_MASK 0x10
+#define ACPI_NHLT_ARRAY_TYPE_RESERVED 0x09 // 9 and below are reserved
+#define ACPI_NHLT_SMALL_LINEAR_2ELEMENT 0x0A
+#define ACPI_NHLT_BIG_LINEAR_2ELEMENT 0x0B
+#define ACPI_NHLT_FIRST_GEOMETRY_LINEAR_4ELEMENT 0x0C
+#define ACPI_NHLT_PLANAR_LSHAPED_4ELEMENT 0x0D
+#define ACPI_NHLT_SECOND_GEOMETRY_LINEAR_4ELEMENT 0x0E
+#define ACPI_NHLT_VENDOR_DEFINED 0x0F
+#define ACPI_NHLT_ARRAY_TYPE_MASK 0x0F
+#define ACPI_NHLT_ARRAY_TYPE_EXT_MASK 0x10
+
+#define ACPI_NHLT_NO_EXTENSION 0x0
+#define ACPI_NHLT_MIC_SNR_SENSITIVITY_EXT (1<<4)

-#define NO_EXTENSION 0x0
-#define MIC_SNR_SENSITIVITY_EXT 0x1
+struct acpi_nhlt_vendor_mic_count {
+ u8 microphone_count;
+};

struct acpi_nhlt_vendor_mic_config {
u8 type;
@@ -1603,22 +1611,25 @@ struct acpi_nhlt_vendor_mic_config {

/* Values for Type field above */

-#define MIC_OMNIDIRECTIONAL 0
-#define MIC_SUBCARDIOID 1
-#define MIC_CARDIOID 2
-#define MIC_SUPER_CARDIOID 3
-#define MIC_HYPER_CARDIOID 4
-#define MIC_8_SHAPED 5
-#define MIC_VENDOR_DEFINED 7
+#define ACPI_NHLT_MIC_OMNIDIRECTIONAL 0
+#define ACPI_NHLT_MIC_SUBCARDIOID 1
+#define ACPI_NHLT_MIC_CARDIOID 2
+#define ACPI_NHLT_MIC_SUPER_CARDIOID 3
+#define ACPI_NHLT_MIC_HYPER_CARDIOID 4
+#define ACPI_NHLT_MIC_8_SHAPED 5
+#define ACPI_NHLT_MIC_RESERVED6 6 // 6 is reserved
+#define ACPI_NHLT_MIC_VENDOR_DEFINED 7
+#define ACPI_NHLT_MIC_RESERVED 8 // 8 and above are reserved

/* Values for Panel field above */

-#define MIC_TOP 0
-#define MIC_BOTTOM 1
-#define MIC_LEFT 2
-#define MIC_RIGHT 3
-#define MIC_FRONT 4
-#define MIC_REAR 5
+#define ACPI_NHLT_MIC_POSITION_TOP 0
+#define ACPI_NHLT_MIC_POSITION_BOTTOM 1
+#define ACPI_NHLT_MIC_POSITION_LEFT 2
+#define ACPI_NHLT_MIC_POSITION_RIGHT 3
+#define ACPI_NHLT_MIC_POSITION_FRONT 4
+#define ACPI_NHLT_MIC_POSITION_BACK 5
+#define ACPI_NHLT_MIC_POSITION_RESERVED 6 // 6 and above are reserved

struct acpi_nhlt_vendor_mic_device_specific_config {
struct acpi_nhlt_mic_device_specific_config mic_array_device_config;
@@ -1633,8 +1644,9 @@ struct acpi_nhlt_mic_snr_sensitivity_extension {
u32 sensitivity;
};

+/* Render device with feedback */
+
struct acpi_nhlt_render_feedback_device_specific_config {
- struct acpi_nhlt_device_specific_config device_config;
u8 feedback_virtual_slot; // render slot in case of capture
u16 feedback_channels; // informative only
u16 feedback_valid_bits_per_sample;
--
2.26.2