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archive/target/linux/lantiq/patches-4.4/0004-MIPS-lantiq-add-atm-hack.patch
Hauke Mehrtens 7a26a5a7b8 kernel: update kernel 4.4 to version 4.4.3 
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


SVN-Revision: 48783
2016-02-25 21:54:39 +00:00

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From 9afadf01b1be371ee88491819aa67364684461f9 Mon Sep 17 00:00:00 2001
From: John Crispin <blogic@openwrt.org>
Date: Fri, 3 Aug 2012 10:27:25 +0200
Subject: [PATCH 04/36] MIPS: lantiq: add atm hack
Signed-off-by: John Crispin <blogic@openwrt.org>
---
arch/mips/include/asm/mach-lantiq/lantiq_atm.h | 196 +++++++++++++++++++++++
arch/mips/include/asm/mach-lantiq/lantiq_ptm.h | 203 ++++++++++++++++++++++++
arch/mips/lantiq/irq.c | 2 +
arch/mips/mm/cache.c | 2 +
include/uapi/linux/atm.h | 6 +
net/atm/common.c | 6 +
net/atm/proc.c | 2 +-
7 files changed, 416 insertions(+), 1 deletion(-)
create mode 100644 arch/mips/include/asm/mach-lantiq/lantiq_atm.h
create mode 100644 arch/mips/include/asm/mach-lantiq/lantiq_ptm.h
--- /dev/null
+++ b/arch/mips/include/asm/mach-lantiq/lantiq_atm.h
@@ -0,0 +1,196 @@
+/******************************************************************************
+**
+** FILE NAME : ifx_atm.h
+** PROJECT : UEIP
+** MODULES : ATM
+**
+** DATE : 17 Jun 2009
+** AUTHOR : Xu Liang
+** DESCRIPTION : Global ATM driver header file
+** COPYRIGHT : Copyright (c) 2006
+** Infineon Technologies AG
+** Am Campeon 1-12, 85579 Neubiberg, Germany
+**
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** HISTORY
+** $Date $Author $Comment
+** 07 JUL 2009 Xu Liang Init Version
+*******************************************************************************/
+
+#ifndef IFX_ATM_H
+#define IFX_ATM_H
+
+
+
+/*!
+ \defgroup IFX_ATM UEIP Project - ATM driver module
+ \brief UEIP Project - ATM driver module, support Danube, Amazon-SE, AR9, VR9.
+ */
+
+/*!
+ \defgroup IFX_ATM_IOCTL IOCTL Commands
+ \ingroup IFX_ATM
+ \brief IOCTL Commands used by user application.
+ */
+
+/*!
+ \defgroup IFX_ATM_STRUCT Structures
+ \ingroup IFX_ATM
+ \brief Structures used by user application.
+ */
+
+/*!
+ \file ifx_atm.h
+ \ingroup IFX_ATM
+ \brief ATM driver header file
+ */
+
+
+
+/*
+ * ####################################
+ * Definition
+ * ####################################
+ */
+
+/*!
+ \addtogroup IFX_ATM_STRUCT
+ */
+/*@{*/
+
+/*
+ * ATM MIB
+ */
+
+/*!
+ \struct atm_cell_ifEntry_t
+ \brief Structure used for Cell Level MIB Counters.
+
+ User application use this structure to call IOCTL command "PPE_ATM_MIB_CELL".
+ */
+typedef struct {
+ __u32 ifHCInOctets_h; /*!< byte counter of ingress cells (upper 32 bits, total 64 bits) */
+ __u32 ifHCInOctets_l; /*!< byte counter of ingress cells (lower 32 bits, total 64 bits) */
+ __u32 ifHCOutOctets_h; /*!< byte counter of egress cells (upper 32 bits, total 64 bits) */
+ __u32 ifHCOutOctets_l; /*!< byte counter of egress cells (lower 32 bits, total 64 bits) */
+ __u32 ifInErrors; /*!< counter of error ingress cells */
+ __u32 ifInUnknownProtos; /*!< counter of unknown ingress cells */
+ __u32 ifOutErrors; /*!< counter of error egress cells */
+} atm_cell_ifEntry_t;
+
+/*!
+ \struct atm_aal5_ifEntry_t
+ \brief Structure used for AAL5 Frame Level MIB Counters.
+
+ User application use this structure to call IOCTL command "PPE_ATM_MIB_AAL5".
+ */
+typedef struct {
+ __u32 ifHCInOctets_h; /*!< byte counter of ingress packets (upper 32 bits, total 64 bits) */
+ __u32 ifHCInOctets_l; /*!< byte counter of ingress packets (lower 32 bits, total 64 bits) */
+ __u32 ifHCOutOctets_h; /*!< byte counter of egress packets (upper 32 bits, total 64 bits) */
+ __u32 ifHCOutOctets_l; /*!< byte counter of egress packets (lower 32 bits, total 64 bits) */
+ __u32 ifInUcastPkts; /*!< counter of ingress packets */
+ __u32 ifOutUcastPkts; /*!< counter of egress packets */
+ __u32 ifInErrors; /*!< counter of error ingress packets */
+ __u32 ifInDiscards; /*!< counter of dropped ingress packets */
+ __u32 ifOutErros; /*!< counter of error egress packets */
+ __u32 ifOutDiscards; /*!< counter of dropped egress packets */
+} atm_aal5_ifEntry_t;
+
+/*!
+ \struct atm_aal5_vcc_t
+ \brief Structure used for per PVC AAL5 Frame Level MIB Counters.
+
+ This structure is a part of structure "atm_aal5_vcc_x_t".
+ */
+typedef struct {
+ __u32 aal5VccCrcErrors; /*!< counter of ingress packets with CRC error */
+ __u32 aal5VccSarTimeOuts; /*!< counter of ingress packets with Re-assemble timeout */ //no timer support yet
+ __u32 aal5VccOverSizedSDUs; /*!< counter of oversized ingress packets */
+} atm_aal5_vcc_t;
+
+/*!
+ \struct atm_aal5_vcc_x_t
+ \brief Structure used for per PVC AAL5 Frame Level MIB Counters.
+
+ User application use this structure to call IOCTL command "PPE_ATM_MIB_VCC".
+ */
+typedef struct {
+ int vpi; /*!< VPI of the VCC to get MIB counters */
+ int vci; /*!< VCI of the VCC to get MIB counters */
+ atm_aal5_vcc_t mib_vcc; /*!< structure to get MIB counters */
+} atm_aal5_vcc_x_t;
+
+/*@}*/
+
+
+
+/*
+ * ####################################
+ * IOCTL
+ * ####################################
+ */
+
+/*!
+ \addtogroup IFX_ATM_IOCTL
+ */
+/*@{*/
+
+/*
+ * ioctl Command
+ */
+/*!
+ \brief ATM IOCTL Magic Number
+ */
+#define PPE_ATM_IOC_MAGIC 'o'
+/*!
+ \brief ATM IOCTL Command - Get Cell Level MIB Counters
+
+ This command is obsolete. User can get cell level MIB from DSL API.
+ This command uses structure "atm_cell_ifEntry_t" as parameter for output of MIB counters.
+ */
+#define PPE_ATM_MIB_CELL _IOW(PPE_ATM_IOC_MAGIC, 0, atm_cell_ifEntry_t)
+/*!
+ \brief ATM IOCTL Command - Get AAL5 Level MIB Counters
+
+ Get AAL5 packet counters.
+ This command uses structure "atm_aal5_ifEntry_t" as parameter for output of MIB counters.
+ */
+#define PPE_ATM_MIB_AAL5 _IOW(PPE_ATM_IOC_MAGIC, 1, atm_aal5_ifEntry_t)
+/*!
+ \brief ATM IOCTL Command - Get Per PVC MIB Counters
+
+ Get AAL5 packet counters for each PVC.
+ This command uses structure "atm_aal5_vcc_x_t" as parameter for input of VPI/VCI information and output of MIB counters.
+ */
+#define PPE_ATM_MIB_VCC _IOWR(PPE_ATM_IOC_MAGIC, 2, atm_aal5_vcc_x_t)
+/*!
+ \brief Total Number of ATM IOCTL Commands
+ */
+#define PPE_ATM_IOC_MAXNR 3
+
+/*@}*/
+
+
+
+/*
+ * ####################################
+ * API
+ * ####################################
+ */
+
+#ifdef __KERNEL__
+struct port_cell_info {
+ unsigned int port_num;
+ unsigned int tx_link_rate[2];
+};
+#endif
+
+
+
+#endif // IFX_ATM_H
+
--- /dev/null
+++ b/arch/mips/include/asm/mach-lantiq/lantiq_ptm.h
@@ -0,0 +1,203 @@
+/******************************************************************************
+**
+** FILE NAME : ifx_ptm.h
+** PROJECT : UEIP
+** MODULES : PTM
+**
+** DATE : 17 Jun 2009
+** AUTHOR : Xu Liang
+** DESCRIPTION : Global PTM driver header file
+** COPYRIGHT : Copyright (c) 2006
+** Infineon Technologies AG
+** Am Campeon 1-12, 85579 Neubiberg, Germany
+**
+** This program is free software; you can redistribute it and/or modify
+** it under the terms of the GNU General Public License as published by
+** the Free Software Foundation; either version 2 of the License, or
+** (at your option) any later version.
+**
+** HISTORY
+** $Date $Author $Comment
+** 07 JUL 2009 Xu Liang Init Version
+*******************************************************************************/
+
+#ifndef IFX_PTM_H
+#define IFX_PTM_H
+
+
+
+/*!
+ \defgroup IFX_PTM UEIP Project - PTM driver module
+ \brief UEIP Project - PTM driver module, support Danube, Amazon-SE, AR9, VR9.
+ */
+
+/*!
+ \defgroup IFX_PTM_IOCTL IOCTL Commands
+ \ingroup IFX_PTM
+ \brief IOCTL Commands used by user application.
+ */
+
+/*!
+ \defgroup IFX_PTM_STRUCT Structures
+ \ingroup IFX_PTM
+ \brief Structures used by user application.
+ */
+
+/*!
+ \file ifx_ptm.h
+ \ingroup IFX_PTM
+ \brief PTM driver header file
+ */
+
+
+
+/*
+ * ####################################
+ * Definition
+ * ####################################
+ */
+
+
+
+/*
+ * ####################################
+ * IOCTL
+ * ####################################
+ */
+
+/*!
+ \addtogroup IFX_PTM_IOCTL
+ */
+/*@{*/
+
+/*
+ * ioctl Command
+ */
+/*!
+ \brief PTM IOCTL Command - Get codeword MIB counters.
+
+ This command uses structure "PTM_CW_IF_ENTRY_T" to get codeword level MIB counters.
+ */
+#define IFX_PTM_MIB_CW_GET SIOCDEVPRIVATE + 1
+/*!
+ \brief PTM IOCTL Command - Get packet MIB counters.
+
+ This command uses structure "PTM_FRAME_MIB_T" to get packet level MIB counters.
+ */
+#define IFX_PTM_MIB_FRAME_GET SIOCDEVPRIVATE + 2
+/*!
+ \brief PTM IOCTL Command - Get firmware configuration (CRC).
+
+ This command uses structure "IFX_PTM_CFG_T" to get firmware configuration (CRC).
+ */
+#define IFX_PTM_CFG_GET SIOCDEVPRIVATE + 3
+/*!
+ \brief PTM IOCTL Command - Set firmware configuration (CRC).
+
+ This command uses structure "IFX_PTM_CFG_T" to set firmware configuration (CRC).
+ */
+#define IFX_PTM_CFG_SET SIOCDEVPRIVATE + 4
+/*!
+ \brief PTM IOCTL Command - Program priority value to TX queue mapping.
+
+ This command uses structure "IFX_PTM_PRIO_Q_MAP_T" to program priority value to TX queue mapping.
+ */
+#define IFX_PTM_MAP_PKT_PRIO_TO_Q SIOCDEVPRIVATE + 14
+
+/*@}*/
+
+
+/*!
+ \addtogroup IFX_PTM_STRUCT
+ */
+/*@{*/
+
+/*
+ * ioctl Data Type
+ */
+
+/*!
+ \typedef PTM_CW_IF_ENTRY_T
+ \brief Wrapping of structure "ptm_cw_ifEntry_t".
+ */
+/*!
+ \struct ptm_cw_ifEntry_t
+ \brief Structure used for CodeWord level MIB counters.
+ */
+typedef struct ptm_cw_ifEntry_t {
+ uint32_t ifRxNoIdleCodewords; /*!< output, number of ingress user codeword */
+ uint32_t ifRxIdleCodewords; /*!< output, number of ingress idle codeword */
+ uint32_t ifRxCodingViolation; /*!< output, number of error ingress codeword */
+ uint32_t ifTxNoIdleCodewords; /*!< output, number of egress user codeword */
+ uint32_t ifTxIdleCodewords; /*!< output, number of egress idle codeword */
+} PTM_CW_IF_ENTRY_T;
+
+/*!
+ \typedef PTM_FRAME_MIB_T
+ \brief Wrapping of structure "ptm_frame_mib_t".
+ */
+/*!
+ \struct ptm_frame_mib_t
+ \brief Structure used for packet level MIB counters.
+ */
+typedef struct ptm_frame_mib_t {
+ uint32_t RxCorrect; /*!< output, number of ingress packet */
+ uint32_t TC_CrcError; /*!< output, number of egress packet with CRC error */
+ uint32_t RxDropped; /*!< output, number of dropped ingress packet */
+ uint32_t TxSend; /*!< output, number of egress packet */
+} PTM_FRAME_MIB_T;
+
+/*!
+ \typedef IFX_PTM_CFG_T
+ \brief Wrapping of structure "ptm_cfg_t".
+ */
+/*!
+ \struct ptm_cfg_t
+ \brief Structure used for ETH/TC CRC configuration.
+ */
+typedef struct ptm_cfg_t {
+ uint32_t RxEthCrcPresent; /*!< input/output, ingress packet has ETH CRC */
+ uint32_t RxEthCrcCheck; /*!< input/output, check ETH CRC of ingress packet */
+ uint32_t RxTcCrcCheck; /*!< input/output, check TC CRC of ingress codeword */
+ uint32_t RxTcCrcLen; /*!< input/output, length of TC CRC of ingress codeword */
+ uint32_t TxEthCrcGen; /*!< input/output, generate ETH CRC for egress packet */
+ uint32_t TxTcCrcGen; /*!< input/output, generate TC CRC for egress codeword */
+ uint32_t TxTcCrcLen; /*!< input/output, length of TC CRC of egress codeword */
+} IFX_PTM_CFG_T;
+
+/*!
+ \typedef IFX_PTM_PRIO_Q_MAP_T
+ \brief Wrapping of structure "ppe_prio_q_map".
+ */
+/*!
+ \struct ppe_prio_q_map
+ \brief Structure used for Priority Value to TX Queue mapping.
+ */
+typedef struct ppe_prio_q_map {
+ int pkt_prio;
+ int qid;
+ int vpi; // ignored in eth interface
+ int vci; // ignored in eth interface
+} IFX_PTM_PRIO_Q_MAP_T;
+
+/*@}*/
+
+
+
+/*
+ * ####################################
+ * API
+ * ####################################
+ */
+
+#ifdef __KERNEL__
+struct port_cell_info {
+ unsigned int port_num;
+ unsigned int tx_link_rate[2];
+};
+#endif
+
+
+
+#endif // IFX_PTM_H
+
--- a/arch/mips/lantiq/irq.c
+++ b/arch/mips/lantiq/irq.c
@@ -14,6 +14,7 @@
#include <linux/of_platform.h>
#include <linux/of_address.h>
#include <linux/of_irq.h>
+#include <linux/module.h>
#include <asm/bootinfo.h>
#include <asm/irq_cpu.h>
@@ -100,6 +101,7 @@ void ltq_mask_and_ack_irq(struct irq_dat
ltq_icu_w32(im, ltq_icu_r32(im, ier) & ~BIT(offset), ier);
ltq_icu_w32(im, BIT(offset), isr);
}
+EXPORT_SYMBOL(ltq_mask_and_ack_irq);
static void ltq_ack_irq(struct irq_data *d)
{
--- a/arch/mips/mm/cache.c
+++ b/arch/mips/mm/cache.c
@@ -60,6 +60,8 @@ void (*_dma_cache_wback)(unsigned long s
void (*_dma_cache_inv)(unsigned long start, unsigned long size);
EXPORT_SYMBOL(_dma_cache_wback_inv);
+EXPORT_SYMBOL(_dma_cache_wback);
+EXPORT_SYMBOL(_dma_cache_inv);
#endif /* CONFIG_DMA_NONCOHERENT || CONFIG_DMA_MAYBE_COHERENT */
--- a/include/uapi/linux/atm.h
+++ b/include/uapi/linux/atm.h
@@ -130,8 +130,14 @@
#define ATM_ABR 4
#define ATM_ANYCLASS 5 /* compatible with everything */
+#define ATM_VBR_NRT ATM_VBR
+#define ATM_VBR_RT 6
+#define ATM_UBR_PLUS 7
+#define ATM_GFR 8
+
#define ATM_MAX_PCR -1 /* maximum available PCR */
+
struct atm_trafprm {
unsigned char traffic_class; /* traffic class (ATM_UBR, ...) */
int max_pcr; /* maximum PCR in cells per second */
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -62,11 +62,17 @@ static void vcc_remove_socket(struct soc
write_unlock_irq(&vcc_sklist_lock);
}
+struct sk_buff* (*ifx_atm_alloc_tx)(struct atm_vcc *, unsigned int) = NULL;
+EXPORT_SYMBOL(ifx_atm_alloc_tx);
+
static struct sk_buff *alloc_tx(struct atm_vcc *vcc, unsigned int size)
{
struct sk_buff *skb;
struct sock *sk = sk_atm(vcc);
+ if (ifx_atm_alloc_tx != NULL)
+ return ifx_atm_alloc_tx(vcc, size);
+
if (sk_wmem_alloc_get(sk) && !atm_may_send(vcc, size)) {
pr_debug("Sorry: wmem_alloc = %d, size = %d, sndbuf = %d\n",
sk_wmem_alloc_get(sk), size, sk->sk_sndbuf);
--- a/net/atm/proc.c
+++ b/net/atm/proc.c
@@ -154,7 +154,7 @@ static void *vcc_seq_next(struct seq_fil
static void pvc_info(struct seq_file *seq, struct atm_vcc *vcc)
{
static const char *const class_name[] = {
- "off", "UBR", "CBR", "VBR", "ABR"};
+ "off","UBR","CBR","NTR-VBR","ABR","ANY","RT-VBR","UBR+","GFR"};
static const char *const aal_name[] = {
"---", "1", "2", "3/4", /* 0- 3 */
"???", "5", "???", "???", /* 4- 7 */
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