d9794d82cd
The sde_hw_blk was meant to be a generic base object for all SDE HW blocks, however, it enforces using a common set of ops which is not practical when blocks have different capabilities. Since this object was never used as intended and is not doing anything functional today, remove the dead weight. Change-Id: If76006c1ae5c62e8d7d77b100837dbaf6c661bd3 Signed-off-by: Steve Cohen <quic_cohens@quicinc.com>
87 baris
1.7 KiB
C
87 baris
1.7 KiB
C
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Copyright (c) 2019, 2021, The Linux Foundation. All rights reserved.
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*/
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#define pr_fmt(fmt) "[drm:%s:%d] " fmt, __func__, __LINE__
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#include <linux/mutex.h>
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#include <linux/platform_device.h>
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#include "sde_kms.h"
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#include "sde_dbg.h"
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#include "sde_hw_qdss.h"
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#define QDSS_CONFIG 0x0
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static struct sde_qdss_cfg *_qdss_offset(enum sde_qdss qdss,
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struct sde_mdss_cfg *m,
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void __iomem *addr,
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struct sde_hw_blk_reg_map *b)
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{
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int i;
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for (i = 0; i < m->qdss_count; i++) {
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if (qdss == m->qdss[i].id) {
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b->base_off = addr;
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b->blk_off = m->qdss[i].base;
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b->length = m->qdss[i].len;
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b->hw_rev = m->hw_rev;
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b->log_mask = SDE_DBG_MASK_QDSS;
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return &m->qdss[i];
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}
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}
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return ERR_PTR(-EINVAL);
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}
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static void sde_hw_qdss_enable_qdss_events(struct sde_hw_qdss *hw_qdss,
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bool enable)
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{
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struct sde_hw_blk_reg_map *c = &hw_qdss->hw;
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u32 val;
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val = enable ? 0x100 : 0;
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if (c)
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SDE_REG_WRITE(c, QDSS_CONFIG, val);
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}
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static void _setup_qdss_ops(struct sde_hw_qdss_ops *ops)
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{
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ops->enable_qdss_events = sde_hw_qdss_enable_qdss_events;
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}
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struct sde_hw_blk_reg_map *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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struct sde_hw_qdss *c;
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struct sde_qdss_cfg *cfg;
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c = kzalloc(sizeof(*c), GFP_KERNEL);
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if (!c)
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return ERR_PTR(-ENOMEM);
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cfg = _qdss_offset(idx, m, addr, &c->hw);
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if (IS_ERR_OR_NULL(cfg)) {
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kfree(c);
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return ERR_PTR(-EINVAL);
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}
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c->idx = idx;
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c->caps = cfg;
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_setup_qdss_ops(&c->ops);
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sde_dbg_reg_register_dump_range(SDE_DBG_NAME, cfg->name, c->hw.blk_off,
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c->hw.blk_off + c->hw.length, c->hw.xin_id);
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return &c->hw;
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}
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void sde_hw_qdss_destroy(struct sde_hw_blk_reg_map *hw)
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{
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if (hw)
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kfree(to_sde_hw_qdss(hw));
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}
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