mirror of https://github.com/torvalds/linux.git
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright 2024-2025 Tomeu Vizoso <tomeu@tomeuvizoso.net> */
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#ifndef __ROCKET_CORE_H__
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#define __ROCKET_CORE_H__
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#include <drm/gpu_scheduler.h>
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#include <linux/clk.h>
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#include <linux/io.h>
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#include <linux/mutex_types.h>
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#include <linux/reset.h>
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#include "rocket_registers.h"
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#define rocket_pc_readl(core, reg) \
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readl((core)->pc_iomem + (REG_PC_##reg))
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#define rocket_pc_writel(core, reg, value) \
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writel(value, (core)->pc_iomem + (REG_PC_##reg))
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#define rocket_cna_readl(core, reg) \
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readl((core)->cna_iomem + (REG_CNA_##reg) - REG_CNA_S_STATUS)
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#define rocket_cna_writel(core, reg, value) \
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writel(value, (core)->cna_iomem + (REG_CNA_##reg) - REG_CNA_S_STATUS)
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#define rocket_core_readl(core, reg) \
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readl((core)->core_iomem + (REG_CORE_##reg) - REG_CORE_S_STATUS)
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#define rocket_core_writel(core, reg, value) \
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writel(value, (core)->core_iomem + (REG_CORE_##reg) - REG_CORE_S_STATUS)
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struct rocket_core {
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struct device *dev;
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struct rocket_device *rdev;
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unsigned int index;
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int irq;
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void __iomem *pc_iomem;
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void __iomem *cna_iomem;
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void __iomem *core_iomem;
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struct clk_bulk_data clks[4];
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struct reset_control_bulk_data resets[2];
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struct iommu_group *iommu_group;
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struct mutex job_lock;
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struct rocket_job *in_flight_job;
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spinlock_t fence_lock;
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struct {
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struct workqueue_struct *wq;
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struct work_struct work;
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atomic_t pending;
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} reset;
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struct drm_gpu_scheduler sched;
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u64 fence_context;
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u64 emit_seqno;
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};
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int rocket_core_init(struct rocket_core *core);
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void rocket_core_fini(struct rocket_core *core);
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void rocket_core_reset(struct rocket_core *core);
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#endif
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