3133112917
The hypervisor is renamed to gunyah now. All 'haven' words need change to 'gunyah' and 'hh' words in hypervisor interface need change to 'gh'. Change-Id: Ia7ff6d855eb5548540a2f11a781c2555beb23187 Signed-off-by: Cong Zhang <congzhan@codeaurora.org>
99 rader
2.9 KiB
C
99 rader
2.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef __SDE_VM_COMMON_H__
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#define __SDE_VM_COMMON_H__
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#include <linux/gunyah/gh_rm_drv.h>
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#include "sde_vm.h"
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#define SDE_VM_MEM_LABEL 0x11
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/**
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* sde_vm_populate_vmid - create and populate the rm vmid desc structure with
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* the given vmid
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* @vmid: vmid of the destination vm
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* @return: populated gh_notify_vmid_desc structure
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*/
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struct gh_notify_vmid_desc *sde_vm_populate_vmid(gh_vmid_t vmid);
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/**
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* sde_vm_populate_acl - create and populate the access control list structure
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* for the given vm name
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* @vm_name: vm name enum published by the RM driver
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* @return: populated gh_acl_desc structure
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*/
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struct gh_acl_desc *sde_vm_populate_acl(enum gh_vm_names vm_name);
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/**
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* sde_vm_populate_sgl - create and populate the scatter/gather list structure
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* with the given io memory list
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* @io_res: io resource list containing the io memory
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* @return: populated gh_sgl_desc structure
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*/
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struct gh_sgl_desc *sde_vm_populate_sgl(struct msm_io_res *io_res);
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/**
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* sde_vm_populate_irq - create and populate the hw irq descriptor structure
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* with the given hw irq lines
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* @io_res: io resource list containing the irq numbers
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* @return: populated sde_vm_irq_desc structure
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*/
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struct sde_vm_irq_desc *sde_vm_populate_irq(struct msm_io_res *io_res);
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/**
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* sde_vm_free_irq - free up the irq description structure
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* @irq_desc: handle to irq descriptor
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*/
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void sde_vm_free_irq(struct sde_vm_irq_desc *irq_desc);
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/**
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* sde_vm_get_resources - collect io resource from all the VM clients
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* @sde_kms: handle to sde_kms
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* @io_res: pointer to msm_io_res structure to populate the resources
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* @return: 0 on success.
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*/
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int sde_vm_get_resources(struct sde_kms *sde_kms, struct msm_io_res *io_res);
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/**
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* sde_vm_free_resources - free up the io resource list
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* @io_res: pointer to msm_io_res structure
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*/
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void sde_vm_free_resources(struct msm_io_res *io_res);
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/**
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* sde_vm_post_acquire - handle post_acquire events with all the VM clients
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* @kms: handle to sde_kms
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*/
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int sde_vm_post_acquire(struct sde_kms *kms);
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/**
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* sde_vm_pre_release - handle pre_release events with all the VM clients
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* @kms: handle to sde_kms
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*/
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int sde_vm_pre_release(struct sde_kms *kms);
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/**
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* sde_vm_request_valid - check the validity of state transition request
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* @sde_kms: handle to sde_kms
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* @old_state: old crtc vm req state
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* @new_state: new crtc vm req state
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* @return: 0 on success
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*/
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int sde_vm_request_valid(struct sde_kms *sde_kms,
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enum sde_crtc_vm_req old_state,
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enum sde_crtc_vm_req new_state);
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/**
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* sde_vm_msg_send - send display custom message through message queue
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* @sde_vm: handle to sde_vm struct
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* @msg: payload data
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* @msg_size: payload data size
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* @return: 0 on success
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*/
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int sde_vm_msg_send(struct sde_vm *sde_vm, void *msg, size_t msg_size);
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#endif /* __SDE_VM_COMMON_H__ */
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