linux/drivers/gpu/drm/xe/xe_reg_whitelist.c

// SPDX-License-Identifier: MIT
/*
 * Copyright © 2023 Intel Corporation
 */

#include "xe_reg_whitelist.h"

#include "regs/xe_engine_regs.h"
#include "regs/xe_gt_regs.h"
#include "regs/xe_oa_regs.h"
#include "regs/xe_regs.h"
#include "xe_gt_types.h"
#include "xe_platform_types.h"
#include "xe_rtp.h"
#include "xe_step.h"

#undef XE_REG_MCR
#define XE_REG_MCR(...) …

static bool match_not_render(const struct xe_gt *gt,
			     const struct xe_hw_engine *hwe)
{ … }

static const struct xe_rtp_entry_sr register_whitelist[] = …;

/**
 * xe_reg_whitelist_process_engine - process table of registers to whitelist
 * @hwe: engine instance to process whitelist for
 *
 * Process wwhitelist table for this platform, saving in @hwe all the
 * registers that need to be whitelisted by the hardware so they can be accessed
 * by userspace.
 */
void xe_reg_whitelist_process_engine(struct xe_hw_engine *hwe)
{ … }

/**
 * xe_reg_whitelist_print_entry - print one whitelist entry
 * @p: DRM printer
 * @indent: indent level
 * @reg: register allowed/denied
 * @entry: save-restore entry
 *
 * Print details about the entry added to allow/deny access
 */
void xe_reg_whitelist_print_entry(struct drm_printer *p, unsigned int indent,
				  u32 reg, struct xe_reg_sr_entry *entry)
{ … }

/**
 * xe_reg_whitelist_dump - print all whitelist entries
 * @sr: Save/restore entries
 * @p: DRM printer
 */
void xe_reg_whitelist_dump(struct xe_reg_sr *sr, struct drm_printer *p)
{ … }