/* SPDX-License-Identifier: MIT */
/*
* Copyright © 2023 Intel Corporation
*/
#ifndef _XE_PAT_H_
#define _XE_PAT_H_
#include <linux/types.h>
struct drm_printer;
struct xe_device;
struct xe_gt;
/**
* struct xe_pat_table_entry - The pat_index encoding and other meta information .
*/
struct xe_pat_table_entry {
/**
* @ value : The platform specific value encoding the various memory
* attributes ( this maps to some fixed pat_index ) . So things like
* caching , coherency , compression etc can be encoded here .
*/
u32 value;
/**
* @ coh_mode : The GPU coherency mode that @ value maps to .
*/
#define XE_COH_NONE 1
#define XE_COH_AT_LEAST_1WAY 2
u16 coh_mode;
};
/**
* xe_pat_init_early - SW initialization , setting up data based on device
* @ xe : xe device
*/
void xe_pat_init_early(struct xe_device *xe);
/**
* xe_pat_init - Program HW PAT table
* @ gt : GT structure
*/
void xe_pat_init(struct xe_gt *gt);
/**
* xe_pat_dump - Dump PAT table
* @ gt : GT structure
* @ p : Printer to dump info to
*/
void xe_pat_dump(struct xe_gt *gt, struct drm_printer *p);
/**
* xe_pat_index_get_coh_mode - Extract the coherency mode for the given
* pat_index .
* @ xe : xe device
* @ pat_index : The pat_index to query
*/
u16 xe_pat_index_get_coh_mode(struct xe_device *xe, u16 pat_index);
#endif
Messung V0.5 in Prozent C=96 H=82 G=89
¤ Dauer der Verarbeitung: 0.6 Sekunden
(vorverarbeitet am 2026-09-28)
¤
*© Formatika GbR, Deutschland