57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
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/*
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* tegra186_ahc.h - Definitions for Tegra186 AHC driver
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*
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* Copyright (c) 2015-2017, NVIDIA CORPORATION. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __TEGRA186_AHC_H__
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#define __TEGRA186_AHC_H__
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#include <linux/spinlock_types.h>
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#include <linux/list.h>
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enum {
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TEGRA186_AHC_I2S1_CB = 0,
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TEGRA186_AHC_I2S2_CB = 1,
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TEGRA186_AHC_I2S3_CB = 2,
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TEGRA186_AHC_I2S4_CB = 3,
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TEGRA186_AHC_I2S5_CB = 4,
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TEGRA186_AHC_I2S6_CB = 5,
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TEGRA186_AHC_ARAD1_CB = 30,
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TEGRA186_AHC_ASRC1_CB = 61,
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TEGRA186_AHC_MAX_CB = 64,
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};
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#define TEGRA186_AHC_AHUB_INTR_STATUS_0 0x28
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#define TEGRA186_AHC_AHUB_INTR_STATUS_1 0x2C
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typedef void (*tegra186_ahc_cb)(void *);
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struct tegra186_ahc {
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int irq;
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spinlock_t int_lock;
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void __iomem *ahc_base;
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struct tasklet_struct tasklet;
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struct list_head task_list;
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bool is_intr_enabled;
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};
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void tegra186_setup_ahc_interrupts(void);
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void tegra186_free_ahc_interrupts(void);
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void tegra186_ahc_register_cb(tegra186_ahc_cb func, int idx, void *data);
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void tegra186_ahc_register_deferred_cb(tegra186_ahc_cb func, int idx, void *data);
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#endif
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