272 lines
8.5 KiB
C
272 lines
8.5 KiB
C
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/*
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* c8sectpfe-debugfs.c - C8SECTPFE STi DVB driver
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*
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* Copyright (c) STMicroelectronics 2015
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*
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* Author: Peter Griffin <peter.griffin@linaro.org>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 of
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* the License as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/debugfs.h>
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#include <linux/device.h>
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#include <linux/interrupt.h>
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#include <linux/io.h>
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#include <linux/kernel.h>
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#include <linux/seq_file.h>
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#include <linux/slab.h>
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#include <linux/types.h>
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#include "c8sectpfe-debugfs.h"
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#define dump_register(nm ...) \
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{ \
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.name = #nm, \
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.offset = nm, \
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}
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static const struct debugfs_reg32 fei_sys_regs[] = {
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dump_register(SYS_INPUT_ERR_STATUS),
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dump_register(SYS_OTHER_ERR_STATUS),
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dump_register(SYS_INPUT_ERR_MASK),
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dump_register(SYS_DMA_ROUTE),
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dump_register(SYS_INPUT_CLKEN),
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dump_register(IBENABLE_MASK),
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dump_register(SYS_OTHER_CLKEN),
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dump_register(SYS_CFG_NUM_IB),
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dump_register(SYS_CFG_NUM_MIB),
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dump_register(SYS_CFG_NUM_SWTS),
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dump_register(SYS_CFG_NUM_TSOUT),
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dump_register(SYS_CFG_NUM_CCSC),
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dump_register(SYS_CFG_NUM_RAM),
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dump_register(SYS_CFG_NUM_TP),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(0)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(0)),
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dump_register(C8SECTPFE_IB_PID_SET(0)),
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dump_register(C8SECTPFE_IB_PKT_LEN(0)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(0)),
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dump_register(C8SECTPFE_IB_BUFF_END(0)),
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dump_register(C8SECTPFE_IB_READ_PNT(0)),
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dump_register(C8SECTPFE_IB_WRT_PNT(0)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(0)),
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dump_register(C8SECTPFE_IB_STAT(0)),
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dump_register(C8SECTPFE_IB_MASK(0)),
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dump_register(C8SECTPFE_IB_SYS(0)),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(1)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(1)),
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dump_register(C8SECTPFE_IB_PID_SET(1)),
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dump_register(C8SECTPFE_IB_PKT_LEN(1)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(1)),
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dump_register(C8SECTPFE_IB_BUFF_END(1)),
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dump_register(C8SECTPFE_IB_READ_PNT(1)),
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dump_register(C8SECTPFE_IB_WRT_PNT(1)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(1)),
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dump_register(C8SECTPFE_IB_STAT(1)),
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dump_register(C8SECTPFE_IB_MASK(1)),
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dump_register(C8SECTPFE_IB_SYS(1)),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(2)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(2)),
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dump_register(C8SECTPFE_IB_PID_SET(2)),
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dump_register(C8SECTPFE_IB_PKT_LEN(2)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(2)),
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dump_register(C8SECTPFE_IB_BUFF_END(2)),
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dump_register(C8SECTPFE_IB_READ_PNT(2)),
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dump_register(C8SECTPFE_IB_WRT_PNT(2)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(2)),
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dump_register(C8SECTPFE_IB_STAT(2)),
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dump_register(C8SECTPFE_IB_MASK(2)),
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dump_register(C8SECTPFE_IB_SYS(2)),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(3)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(3)),
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dump_register(C8SECTPFE_IB_PID_SET(3)),
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dump_register(C8SECTPFE_IB_PKT_LEN(3)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(3)),
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dump_register(C8SECTPFE_IB_BUFF_END(3)),
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dump_register(C8SECTPFE_IB_READ_PNT(3)),
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dump_register(C8SECTPFE_IB_WRT_PNT(3)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(3)),
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dump_register(C8SECTPFE_IB_STAT(3)),
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dump_register(C8SECTPFE_IB_MASK(3)),
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dump_register(C8SECTPFE_IB_SYS(3)),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(4)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(4)),
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dump_register(C8SECTPFE_IB_PID_SET(4)),
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dump_register(C8SECTPFE_IB_PKT_LEN(4)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(4)),
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dump_register(C8SECTPFE_IB_BUFF_END(4)),
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dump_register(C8SECTPFE_IB_READ_PNT(4)),
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dump_register(C8SECTPFE_IB_WRT_PNT(4)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(4)),
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dump_register(C8SECTPFE_IB_STAT(4)),
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dump_register(C8SECTPFE_IB_MASK(4)),
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dump_register(C8SECTPFE_IB_SYS(4)),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(5)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(5)),
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dump_register(C8SECTPFE_IB_PID_SET(5)),
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dump_register(C8SECTPFE_IB_PKT_LEN(5)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(5)),
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dump_register(C8SECTPFE_IB_BUFF_END(5)),
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dump_register(C8SECTPFE_IB_READ_PNT(5)),
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dump_register(C8SECTPFE_IB_WRT_PNT(5)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(5)),
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dump_register(C8SECTPFE_IB_STAT(5)),
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dump_register(C8SECTPFE_IB_MASK(5)),
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dump_register(C8SECTPFE_IB_SYS(5)),
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dump_register(C8SECTPFE_IB_IP_FMT_CFG(6)),
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dump_register(C8SECTPFE_IB_TAGBYTES_CFG(6)),
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dump_register(C8SECTPFE_IB_PID_SET(6)),
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dump_register(C8SECTPFE_IB_PKT_LEN(6)),
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dump_register(C8SECTPFE_IB_BUFF_STRT(6)),
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dump_register(C8SECTPFE_IB_BUFF_END(6)),
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dump_register(C8SECTPFE_IB_READ_PNT(6)),
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dump_register(C8SECTPFE_IB_WRT_PNT(6)),
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dump_register(C8SECTPFE_IB_PRI_THRLD(6)),
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dump_register(C8SECTPFE_IB_STAT(6)),
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dump_register(C8SECTPFE_IB_MASK(6)),
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dump_register(C8SECTPFE_IB_SYS(6)),
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dump_register(DMA_CPU_ID),
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dump_register(DMA_CPU_VCR),
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dump_register(DMA_CPU_RUN),
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dump_register(DMA_CPU_PC),
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dump_register(DMA_PER_TPn_DREQ_MASK),
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dump_register(DMA_PER_TPn_DACK_SET),
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dump_register(DMA_PER_TPn_DREQ),
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dump_register(DMA_PER_TPn_DACK),
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dump_register(DMA_PER_DREQ_MODE),
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dump_register(DMA_PER_STBUS_SYNC),
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dump_register(DMA_PER_STBUS_ACCESS),
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dump_register(DMA_PER_STBUS_ADDRESS),
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dump_register(DMA_PER_IDLE_INT),
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dump_register(DMA_PER_PRIORITY),
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dump_register(DMA_PER_MAX_OPCODE),
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dump_register(DMA_PER_MAX_CHUNK),
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dump_register(DMA_PER_PAGE_SIZE),
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dump_register(DMA_PER_MBOX_STATUS),
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dump_register(DMA_PER_MBOX_SET),
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dump_register(DMA_PER_MBOX_CLEAR),
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dump_register(DMA_PER_MBOX_MASK),
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dump_register(DMA_PER_INJECT_PKT_SRC),
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dump_register(DMA_PER_INJECT_PKT_DEST),
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dump_register(DMA_PER_INJECT_PKT_ADDR),
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dump_register(DMA_PER_INJECT_PKT),
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dump_register(DMA_PER_PAT_PTR_INIT),
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dump_register(DMA_PER_PAT_PTR),
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dump_register(DMA_PER_SLEEP_MASK),
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dump_register(DMA_PER_SLEEP_COUNTER),
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dump_register(DMA_FIRMWARE_VERSION),
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dump_register(DMA_PTRREC_BASE),
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dump_register(DMA_PTRREC_INPUT_OFFSET),
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dump_register(DMA_ERRREC_BASE),
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dump_register(DMA_ERROR_RECORD(0)),
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dump_register(DMA_ERROR_RECORD(1)),
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dump_register(DMA_ERROR_RECORD(2)),
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dump_register(DMA_ERROR_RECORD(3)),
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dump_register(DMA_ERROR_RECORD(4)),
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dump_register(DMA_ERROR_RECORD(5)),
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dump_register(DMA_ERROR_RECORD(6)),
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dump_register(DMA_ERROR_RECORD(7)),
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dump_register(DMA_ERROR_RECORD(8)),
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dump_register(DMA_ERROR_RECORD(9)),
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dump_register(DMA_ERROR_RECORD(10)),
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dump_register(DMA_ERROR_RECORD(11)),
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dump_register(DMA_ERROR_RECORD(12)),
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dump_register(DMA_ERROR_RECORD(13)),
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dump_register(DMA_ERROR_RECORD(14)),
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dump_register(DMA_ERROR_RECORD(15)),
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dump_register(DMA_ERROR_RECORD(16)),
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dump_register(DMA_ERROR_RECORD(17)),
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dump_register(DMA_ERROR_RECORD(18)),
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dump_register(DMA_ERROR_RECORD(19)),
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dump_register(DMA_ERROR_RECORD(20)),
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dump_register(DMA_ERROR_RECORD(21)),
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dump_register(DMA_ERROR_RECORD(22)),
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dump_register(DMA_IDLE_REQ),
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dump_register(DMA_FIRMWARE_CONFIG),
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dump_register(PIDF_BASE(0)),
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dump_register(PIDF_BASE(1)),
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dump_register(PIDF_BASE(2)),
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dump_register(PIDF_BASE(3)),
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dump_register(PIDF_BASE(4)),
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dump_register(PIDF_BASE(5)),
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dump_register(PIDF_BASE(6)),
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dump_register(PIDF_BASE(7)),
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dump_register(PIDF_BASE(8)),
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dump_register(PIDF_BASE(9)),
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dump_register(PIDF_BASE(10)),
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dump_register(PIDF_BASE(11)),
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dump_register(PIDF_BASE(12)),
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dump_register(PIDF_BASE(13)),
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dump_register(PIDF_BASE(14)),
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dump_register(PIDF_BASE(15)),
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dump_register(PIDF_BASE(16)),
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dump_register(PIDF_BASE(17)),
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dump_register(PIDF_BASE(18)),
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dump_register(PIDF_BASE(19)),
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dump_register(PIDF_BASE(20)),
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dump_register(PIDF_BASE(21)),
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dump_register(PIDF_BASE(22)),
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dump_register(PIDF_LEAK_ENABLE),
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dump_register(PIDF_LEAK_STATUS),
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dump_register(PIDF_LEAK_COUNT_RESET),
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dump_register(PIDF_LEAK_COUNTER),
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};
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void c8sectpfe_debugfs_init(struct c8sectpfei *fei)
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{
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struct dentry *root;
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struct dentry *file;
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root = debugfs_create_dir("c8sectpfe", NULL);
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if (!root)
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goto err;
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fei->root = root;
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fei->regset = devm_kzalloc(fei->dev, sizeof(*fei->regset), GFP_KERNEL);
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if (!fei->regset)
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goto err;
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fei->regset->regs = fei_sys_regs;
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fei->regset->nregs = ARRAY_SIZE(fei_sys_regs);
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fei->regset->base = fei->io;
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file = debugfs_create_regset32("registers", S_IRUGO, root,
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fei->regset);
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if (!file) {
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dev_err(fei->dev,
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"%s not able to create 'registers' debugfs\n"
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, __func__);
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goto err;
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}
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return;
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err:
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debugfs_remove_recursive(root);
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}
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void c8sectpfe_debugfs_exit(struct c8sectpfei *fei)
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{
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debugfs_remove_recursive(fei->root);
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fei->root = NULL;
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}
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