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drm/xe/guc: Add log init config abi definitions

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Add GuC log init config (LIC) ABI definitions.

Signed-off-by: Zhanjun Dong <zhanjun.dong@intel.com>
Reviewed-by: Julia Filipchuk <julia.filipchuk@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Link: https://patch.msgid.link/20251127170759.2620994-2-zhanjun.dong@intel.com
This commit is contained in:
Zhanjun Dong
2025-11-27 12:07:54 -05:00
committed by Ashutosh Dixit
parent 8322adedc0
commit c1daf37fec
1 changed files with 77 additions and 0 deletions
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77
drivers/gpu/drm/xe/abi/guc_lic_abi.h Normal file
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/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2025 Intel Corporation
*/
#ifndef _ABI_GUC_LIC_ABI_H_
#define _ABI_GUC_LIC_ABI_H_
#include <linux/types.h>
/**
* enum guc_lic_type - Log Init Config KLV IDs.
*/
enum guc_lic_type {
/**
* @GUC_LIC_TYPE_GUC_SW_VERSION: GuC firmware version. Value
* is a 32 bit number represented by guc_sw_version.
*/
GUC_LIC_TYPE_GUC_SW_VERSION = 0x1,
/**
* @GUC_LIC_TYPE_GUC_DEVICE_ID: GuC device id. Value is a 32
* bit.
*/
GUC_LIC_TYPE_GUC_DEVICE_ID = 0x2,
/**
* @GUC_LIC_TYPE_TSC_FREQUENCY: GuC timestamp counter
* frequency. Value is a 32 bit number representing frequency in
* kHz. This timestamp is utilized in log entries, timer and
* for engine utilization tracking.
*/
GUC_LIC_TYPE_TSC_FREQUENCY = 0x3,
/**
* @GUC_LIC_TYPE_GMD_ID: HW GMD ID. Value is a 32 bit number
* representing graphics, media and display HW architecture IDs.
*/
GUC_LIC_TYPE_GMD_ID = 0x4,
/**
* @GUC_LIC_TYPE_BUILD_PLATFORM_ID: GuC build platform ID.
* Value is 32 bits.
*/
GUC_LIC_TYPE_BUILD_PLATFORM_ID = 0x5,
};
/**
* struct guc_lic - GuC LIC (Log-Init-Config) structure.
*
* This is populated by the GUC at log init time and is located in the log
* buffer memory allocation.
*/
struct guc_lic {
/**
* @magic: A magic number set by GuC to identify that this
* structure contains valid information: magic = GUC_LIC_MAGIC.
*/
u32 magic;
#define GUC_LIC_MAGIC 0x8086900D
/**
* @version: The version of the this structure.
* Major and minor version number are represented as bit fields.
*/
u32 version;
#define GUC_LIC_VERSION_MASK_MAJOR GENMASK(31, 16)
#define GUC_LIC_VERSION_MASK_MINOR GENMASK(15, 0)
#define GUC_LIC_VERSION_MAJOR 1u
#define GUC_LIC_VERSION_MINOR 0u
/** @data_count: Number of dwords the `data` array contains. */
u32 data_count;
/**
* @data: Array of dwords representing a list of LIC KLVs of
* type guc_klv_generic with keys represented by guc_lic_type
*/
u32 data[] __counted_by(data_count);
} __packed;
#endif