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6ee8adf124
Make gt, input parameter to xe_gt_mcr_get_dss_steering(), a constant. This would allow xe_gt_mcr_get_dss_steering() to be called from functions that have gt as const to struct xe_gt. Cc: Lucas De Marchi <lucas.demarchi@intel.com> Reviewed-by: Matt Atwood <matthew.s.atwood@intel.com> Signed-off-by: Harish Chegondi <harish.chegondi@intel.com> Link: https://lore.kernel.org/r/9dc621a90880f62ac8e2951afea7952277f7eb0e.1756855529.git.harish.chegondi@intel.com Signed-off-by: Lucas De Marchi <lucas.demarchi@intel.com>
75 lines
2.5 KiB
C
75 lines
2.5 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2022 Intel Corporation
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*/
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#ifndef _XE_GT_MCR_H_
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#define _XE_GT_MCR_H_
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#include "regs/xe_reg_defs.h"
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#include "xe_gt_topology.h"
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struct drm_printer;
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struct xe_gt;
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void xe_gt_mcr_init_early(struct xe_gt *gt);
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void xe_gt_mcr_init(struct xe_gt *gt);
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void xe_gt_mcr_set_implicit_defaults(struct xe_gt *gt);
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u32 xe_gt_mcr_unicast_read(struct xe_gt *gt, struct xe_reg_mcr mcr_reg,
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int group, int instance);
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u32 xe_gt_mcr_unicast_read_any(struct xe_gt *gt, struct xe_reg_mcr mcr_reg);
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void xe_gt_mcr_unicast_write(struct xe_gt *gt, struct xe_reg_mcr mcr_reg,
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u32 value, int group, int instance);
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void xe_gt_mcr_multicast_write(struct xe_gt *gt, struct xe_reg_mcr mcr_reg,
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u32 value);
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bool xe_gt_mcr_get_nonterminated_steering(struct xe_gt *gt,
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struct xe_reg_mcr reg_mcr,
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u8 *group, u8 *instance);
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void xe_gt_mcr_steering_dump(struct xe_gt *gt, struct drm_printer *p);
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void xe_gt_mcr_get_dss_steering(const struct xe_gt *gt,
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unsigned int dss, u16 *group, u16 *instance);
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u32 xe_gt_mcr_steering_info_to_dss_id(struct xe_gt *gt, u16 group, u16 instance);
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/*
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* Loop over each DSS and determine the group and instance IDs that
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* should be used to steer MCR accesses toward this DSS.
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* @dss: DSS ID to obtain steering for
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* @gt: GT structure
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* @group: steering group ID, data type: u16
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* @instance: steering instance ID, data type: u16
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*/
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#define for_each_dss_steering(dss, gt, group, instance) \
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for_each_dss((dss), (gt)) \
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for_each_if((xe_gt_mcr_get_dss_steering((gt), (dss), &(group), &(instance)), true))
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/*
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* Loop over each DSS available for geometry and determine the group and
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* instance IDs that should be used to steer MCR accesses toward this DSS.
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* @dss: DSS ID to obtain steering for
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* @gt: GT structure
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* @group: steering group ID, data type: u16
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* @instance: steering instance ID, data type: u16
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*/
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#define for_each_geometry_dss(dss, gt, group, instance) \
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for_each_dss_steering(dss, gt, group, instance) \
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if (xe_gt_has_geometry_dss(gt, dss))
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/*
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* Loop over each DSS available for compute and determine the group and
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* instance IDs that should be used to steer MCR accesses toward this DSS.
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* @dss: DSS ID to obtain steering for
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* @gt: GT structure
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* @group: steering group ID, data type: u16
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* @instance: steering instance ID, data type: u16
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*/
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#define for_each_compute_dss(dss, gt, group, instance) \
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for_each_dss_steering(dss, gt, group, instance) \
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if (xe_gt_has_compute_dss(gt, dss))
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#endif /* _XE_GT_MCR_H_ */
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