3be27eafcc
This snapshot ports changes from 4.14 to 4.19 into
the msm and sde layer. Snapshot was taken as of
commit 0f8fb25421ff ("cnss2: Add device version to
SOC info structure").
Change-Id: I59b799a78319c2db6930a2a10bc38976f8c09898
Signed-off-by: Samantha Tran <samtran@codeaurora.org>
69 lines
1.7 KiB
C
69 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2019, The Linux Foundation. All rights reserved.
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*/
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#ifndef _SDE_HW_QDSS_H
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#define _SDE_HW_QDSS_H
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#include "sde_hw_catalog.h"
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#include "sde_hw_mdss.h"
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#include "sde_hw_blk.h"
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#include "sde_hw_util.h"
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struct sde_hw_qdss;
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/**
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* struct sde_hw_qdss_ops - interface to the qdss hardware driver functions
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* Assumption is these functions will be called after clocks are enabled
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*/
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struct sde_hw_qdss_ops {
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/**
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* enable_qdss_events - enable qdss events
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* @hw_qdss: Pointer to qdss context
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*/
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void (*enable_qdss_events)(struct sde_hw_qdss *hw_qdss, bool enable);
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};
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struct sde_hw_qdss {
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struct sde_hw_blk base;
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struct sde_hw_blk_reg_map hw;
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/* qdss */
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enum sde_qdss idx;
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const struct sde_qdss_cfg *caps;
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/* ops */
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struct sde_hw_qdss_ops ops;
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};
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/**
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* to_sde_hw_qdss - convert base object sde_hw_base to container
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* @hw: Pointer to base hardware block
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* return: Pointer to hardware block container
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*/
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static inline struct sde_hw_qdss *to_sde_hw_qdss(struct sde_hw_blk *hw)
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{
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return container_of(hw, struct sde_hw_qdss, base);
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}
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/**
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* sde_hw_qdss_init - initializes the qdss block for the passed qdss idx
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* @idx: QDSS index for which driver object is required
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* @addr: Mapped register io address of MDP
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* @m: Pointer to mdss catalog data
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* Returns: Error code or allocated sde_hw_qdss context
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*/
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struct sde_hw_qdss *sde_hw_qdss_init(enum sde_qdss idx,
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void __iomem *addr,
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struct sde_mdss_cfg *m);
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/**
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* sde_hw_qdss_destroy - destroys qdss driver context
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* should be called to free the context
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* @qdss: Pointer to qdss driver context returned by sde_hw_qdss_init
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*/
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void sde_hw_qdss_destroy(struct sde_hw_qdss *qdss);
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#endif /*_SDE_HW_QDSS_H */
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