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Subject[PATCH 2/2] rapidio: remove not used code about RIO_VID_TUNDRA
Date
According to https://rapidio.org/vendor-id/, there is no 0x000d vendor id
in the complete and current list of VendorIDs, it means that the related
code is dead code now, so just remove them.

Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
---
drivers/rapidio/switches/Kconfig | 11 --
drivers/rapidio/switches/Makefile | 2 -
drivers/rapidio/switches/tsi568.c | 195 --------------------
drivers/rapidio/switches/tsi57x.c | 365 --------------------------------------
include/linux/rio_ids.h | 7 -
5 files changed, 580 deletions(-)
delete mode 100644 drivers/rapidio/switches/tsi568.c
delete mode 100644 drivers/rapidio/switches/tsi57x.c

diff --git a/drivers/rapidio/switches/Kconfig b/drivers/rapidio/switches/Kconfig
index 3e18f9c..02771ba 100644
--- a/drivers/rapidio/switches/Kconfig
+++ b/drivers/rapidio/switches/Kconfig
@@ -2,22 +2,11 @@
#
# RapidIO switches configuration
#
-config RAPIDIO_TSI57X
- tristate "IDT Tsi57x SRIO switches support"
- help
- Includes support for IDT Tsi57x family of serial RapidIO switches.
-
config RAPIDIO_CPS_XX
tristate "IDT CPS-xx SRIO switches support"
help
Includes support for IDT CPS-16/12/10/8 serial RapidIO switches.

-config RAPIDIO_TSI568
- tristate "Tsi568 SRIO switch support"
- default n
- help
- Includes support for IDT Tsi568 serial RapidIO switch.
-
config RAPIDIO_CPS_GEN2
tristate "IDT CPS Gen.2 SRIO switch support"
default n
diff --git a/drivers/rapidio/switches/Makefile b/drivers/rapidio/switches/Makefile
index 69e7de3..ef1749a 100644
--- a/drivers/rapidio/switches/Makefile
+++ b/drivers/rapidio/switches/Makefile
@@ -3,8 +3,6 @@
# Makefile for RIO switches
#

-obj-$(CONFIG_RAPIDIO_TSI57X) += tsi57x.o
obj-$(CONFIG_RAPIDIO_CPS_XX) += idtcps.o
-obj-$(CONFIG_RAPIDIO_TSI568) += tsi568.o
obj-$(CONFIG_RAPIDIO_CPS_GEN2) += idt_gen2.o
obj-$(CONFIG_RAPIDIO_RXS_GEN3) += idt_gen3.o
diff --git a/drivers/rapidio/switches/tsi568.c b/drivers/rapidio/switches/tsi568.c
deleted file mode 100644
index 103b48a..0000000
--- a/drivers/rapidio/switches/tsi568.c
+++ /dev/null
@@ -1,195 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * RapidIO Tsi568 switch support
- *
- * Copyright 2009-2010 Integrated Device Technology, Inc.
- * Alexandre Bounine <alexandre.bounine@idt.com>
- * - Added EM support
- * - Modified switch operations initialization.
- *
- * Copyright 2005 MontaVista Software, Inc.
- * Matt Porter <mporter@kernel.crashing.org>
- */
-
-#include <linux/rio.h>
-#include <linux/rio_drv.h>
-#include <linux/rio_ids.h>
-#include <linux/delay.h>
-#include <linux/module.h>
-#include "../rio.h"
-
-/* Global (broadcast) route registers */
-#define SPBC_ROUTE_CFG_DESTID 0x10070
-#define SPBC_ROUTE_CFG_PORT 0x10074
-
-/* Per port route registers */
-#define SPP_ROUTE_CFG_DESTID(n) (0x11070 + 0x100*n)
-#define SPP_ROUTE_CFG_PORT(n) (0x11074 + 0x100*n)
-
-#define TSI568_SP_MODE(n) (0x11004 + 0x100*n)
-#define TSI568_SP_MODE_PW_DIS 0x08000000
-
-static int
-tsi568_route_add_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
- u16 table, u16 route_destid, u8 route_port)
-{
- if (table == RIO_GLOBAL_TABLE) {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_DESTID, route_destid);
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_PORT, route_port);
- } else {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_DESTID(table),
- route_destid);
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_PORT(table), route_port);
- }
-
- udelay(10);
-
- return 0;
-}
-
-static int
-tsi568_route_get_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
- u16 table, u16 route_destid, u8 *route_port)
-{
- int ret = 0;
- u32 result;
-
- if (table == RIO_GLOBAL_TABLE) {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_DESTID, route_destid);
- rio_mport_read_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_PORT, &result);
- } else {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_DESTID(table),
- route_destid);
- rio_mport_read_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_PORT(table), &result);
- }
-
- *route_port = result;
- if (*route_port > 15)
- ret = -1;
-
- return ret;
-}
-
-static int
-tsi568_route_clr_table(struct rio_mport *mport, u16 destid, u8 hopcount,
- u16 table)
-{
- u32 route_idx;
- u32 lut_size;
-
- lut_size = (mport->sys_size) ? 0x1ff : 0xff;
-
- if (table == RIO_GLOBAL_TABLE) {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_DESTID, 0x80000000);
- for (route_idx = 0; route_idx <= lut_size; route_idx++)
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_PORT,
- RIO_INVALID_ROUTE);
- } else {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_DESTID(table),
- 0x80000000);
- for (route_idx = 0; route_idx <= lut_size; route_idx++)
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_PORT(table),
- RIO_INVALID_ROUTE);
- }
-
- return 0;
-}
-
-static int
-tsi568_em_init(struct rio_dev *rdev)
-{
- u32 regval;
- int portnum;
-
- pr_debug("TSI568 %s [%d:%d]\n", __func__, rdev->destid, rdev->hopcount);
-
- /* Make sure that Port-Writes are disabled (for all ports) */
- for (portnum = 0;
- portnum < RIO_GET_TOTAL_PORTS(rdev->swpinfo); portnum++) {
- rio_read_config_32(rdev, TSI568_SP_MODE(portnum), &regval);
- rio_write_config_32(rdev, TSI568_SP_MODE(portnum),
- regval | TSI568_SP_MODE_PW_DIS);
- }
-
- return 0;
-}
-
-static struct rio_switch_ops tsi568_switch_ops = {
- .owner = THIS_MODULE,
- .add_entry = tsi568_route_add_entry,
- .get_entry = tsi568_route_get_entry,
- .clr_table = tsi568_route_clr_table,
- .set_domain = NULL,
- .get_domain = NULL,
- .em_init = tsi568_em_init,
- .em_handle = NULL,
-};
-
-static int tsi568_probe(struct rio_dev *rdev, const struct rio_device_id *id)
-{
- pr_debug("RIO: %s for %s\n", __func__, rio_name(rdev));
-
- spin_lock(&rdev->rswitch->lock);
-
- if (rdev->rswitch->ops) {
- spin_unlock(&rdev->rswitch->lock);
- return -EINVAL;
- }
-
- rdev->rswitch->ops = &tsi568_switch_ops;
- spin_unlock(&rdev->rswitch->lock);
- return 0;
-}
-
-static void tsi568_remove(struct rio_dev *rdev)
-{
- pr_debug("RIO: %s for %s\n", __func__, rio_name(rdev));
- spin_lock(&rdev->rswitch->lock);
- if (rdev->rswitch->ops != &tsi568_switch_ops) {
- spin_unlock(&rdev->rswitch->lock);
- return;
- }
- rdev->rswitch->ops = NULL;
- spin_unlock(&rdev->rswitch->lock);
-}
-
-static const struct rio_device_id tsi568_id_table[] = {
- {RIO_DEVICE(RIO_DID_TSI568, RIO_VID_TUNDRA)},
- { 0, } /* terminate list */
-};
-
-static struct rio_driver tsi568_driver = {
- .name = "tsi568",
- .id_table = tsi568_id_table,
- .probe = tsi568_probe,
- .remove = tsi568_remove,
-};
-
-static int __init tsi568_init(void)
-{
- return rio_register_driver(&tsi568_driver);
-}
-
-static void __exit tsi568_exit(void)
-{
- rio_unregister_driver(&tsi568_driver);
-}
-
-device_initcall(tsi568_init);
-module_exit(tsi568_exit);
-
-MODULE_DESCRIPTION("IDT Tsi568 Serial RapidIO switch driver");
-MODULE_AUTHOR("Integrated Device Technology, Inc.");
-MODULE_LICENSE("GPL");
diff --git a/drivers/rapidio/switches/tsi57x.c b/drivers/rapidio/switches/tsi57x.c
deleted file mode 100644
index 2717620..0000000
--- a/drivers/rapidio/switches/tsi57x.c
+++ /dev/null
@@ -1,365 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-or-later
-/*
- * RapidIO Tsi57x switch family support
- *
- * Copyright 2009-2010 Integrated Device Technology, Inc.
- * Alexandre Bounine <alexandre.bounine@idt.com>
- * - Added EM support
- * - Modified switch operations initialization.
- *
- * Copyright 2005 MontaVista Software, Inc.
- * Matt Porter <mporter@kernel.crashing.org>
- */
-
-#include <linux/rio.h>
-#include <linux/rio_drv.h>
-#include <linux/rio_ids.h>
-#include <linux/delay.h>
-#include <linux/module.h>
-#include "../rio.h"
-
-/* Global (broadcast) route registers */
-#define SPBC_ROUTE_CFG_DESTID 0x10070
-#define SPBC_ROUTE_CFG_PORT 0x10074
-
-/* Per port route registers */
-#define SPP_ROUTE_CFG_DESTID(n) (0x11070 + 0x100*n)
-#define SPP_ROUTE_CFG_PORT(n) (0x11074 + 0x100*n)
-
-#define TSI578_SP_MODE(n) (0x11004 + n*0x100)
-#define TSI578_SP_MODE_GLBL 0x10004
-#define TSI578_SP_MODE_PW_DIS 0x08000000
-#define TSI578_SP_MODE_LUT_512 0x01000000
-
-#define TSI578_SP_CTL_INDEP(n) (0x13004 + n*0x100)
-#define TSI578_SP_LUT_PEINF(n) (0x13010 + n*0x100)
-#define TSI578_SP_CS_TX(n) (0x13014 + n*0x100)
-#define TSI578_SP_INT_STATUS(n) (0x13018 + n*0x100)
-
-#define TSI578_GLBL_ROUTE_BASE 0x10078
-
-static int
-tsi57x_route_add_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
- u16 table, u16 route_destid, u8 route_port)
-{
- if (table == RIO_GLOBAL_TABLE) {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_DESTID, route_destid);
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_PORT, route_port);
- } else {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_DESTID(table), route_destid);
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_PORT(table), route_port);
- }
-
- udelay(10);
-
- return 0;
-}
-
-static int
-tsi57x_route_get_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
- u16 table, u16 route_destid, u8 *route_port)
-{
- int ret = 0;
- u32 result;
-
- if (table == RIO_GLOBAL_TABLE) {
- /* Use local RT of the ingress port to avoid possible
- race condition */
- rio_mport_read_config_32(mport, destid, hopcount,
- RIO_SWP_INFO_CAR, &result);
- table = (result & RIO_SWP_INFO_PORT_NUM_MASK);
- }
-
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_DESTID(table), route_destid);
- rio_mport_read_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_PORT(table), &result);
-
- *route_port = (u8)result;
- if (*route_port > 15)
- ret = -1;
-
- return ret;
-}
-
-static int
-tsi57x_route_clr_table(struct rio_mport *mport, u16 destid, u8 hopcount,
- u16 table)
-{
- u32 route_idx;
- u32 lut_size;
-
- lut_size = (mport->sys_size) ? 0x1ff : 0xff;
-
- if (table == RIO_GLOBAL_TABLE) {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_DESTID, 0x80000000);
- for (route_idx = 0; route_idx <= lut_size; route_idx++)
- rio_mport_write_config_32(mport, destid, hopcount,
- SPBC_ROUTE_CFG_PORT,
- RIO_INVALID_ROUTE);
- } else {
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_DESTID(table), 0x80000000);
- for (route_idx = 0; route_idx <= lut_size; route_idx++)
- rio_mport_write_config_32(mport, destid, hopcount,
- SPP_ROUTE_CFG_PORT(table) , RIO_INVALID_ROUTE);
- }
-
- return 0;
-}
-
-static int
-tsi57x_set_domain(struct rio_mport *mport, u16 destid, u8 hopcount,
- u8 sw_domain)
-{
- u32 regval;
-
- /*
- * Switch domain configuration operates only at global level
- */
-
- /* Turn off flat (LUT_512) mode */
- rio_mport_read_config_32(mport, destid, hopcount,
- TSI578_SP_MODE_GLBL, &regval);
- rio_mport_write_config_32(mport, destid, hopcount, TSI578_SP_MODE_GLBL,
- regval & ~TSI578_SP_MODE_LUT_512);
- /* Set switch domain base */
- rio_mport_write_config_32(mport, destid, hopcount,
- TSI578_GLBL_ROUTE_BASE,
- (u32)(sw_domain << 24));
- return 0;
-}
-
-static int
-tsi57x_get_domain(struct rio_mport *mport, u16 destid, u8 hopcount,
- u8 *sw_domain)
-{
- u32 regval;
-
- /*
- * Switch domain configuration operates only at global level
- */
- rio_mport_read_config_32(mport, destid, hopcount,
- TSI578_GLBL_ROUTE_BASE, &regval);
-
- *sw_domain = (u8)(regval >> 24);
-
- return 0;
-}
-
-static int
-tsi57x_em_init(struct rio_dev *rdev)
-{
- u32 regval;
- int portnum;
-
- pr_debug("TSI578 %s [%d:%d]\n", __func__, rdev->destid, rdev->hopcount);
-
- for (portnum = 0;
- portnum < RIO_GET_TOTAL_PORTS(rdev->swpinfo); portnum++) {
- /* Make sure that Port-Writes are enabled (for all ports) */
- rio_read_config_32(rdev,
- TSI578_SP_MODE(portnum), &regval);
- rio_write_config_32(rdev,
- TSI578_SP_MODE(portnum),
- regval & ~TSI578_SP_MODE_PW_DIS);
-
- /* Clear all pending interrupts */
- rio_read_config_32(rdev,
- RIO_DEV_PORT_N_ERR_STS_CSR(rdev, portnum),
- &regval);
- rio_write_config_32(rdev,
- RIO_DEV_PORT_N_ERR_STS_CSR(rdev, portnum),
- regval & 0x07120214);
-
- rio_read_config_32(rdev,
- TSI578_SP_INT_STATUS(portnum), &regval);
- rio_write_config_32(rdev,
- TSI578_SP_INT_STATUS(portnum),
- regval & 0x000700bd);
-
- /* Enable all interrupts to allow ports to send a port-write */
- rio_read_config_32(rdev,
- TSI578_SP_CTL_INDEP(portnum), &regval);
- rio_write_config_32(rdev,
- TSI578_SP_CTL_INDEP(portnum),
- regval | 0x000b0000);
-
- /* Skip next (odd) port if the current port is in x4 mode */
- rio_read_config_32(rdev,
- RIO_DEV_PORT_N_CTL_CSR(rdev, portnum),
- &regval);
- if ((regval & RIO_PORT_N_CTL_PWIDTH) == RIO_PORT_N_CTL_PWIDTH_4)
- portnum++;
- }
-
- /* set TVAL = ~50us */
- rio_write_config_32(rdev,
- rdev->phys_efptr + RIO_PORT_LINKTO_CTL_CSR, 0x9a << 8);
-
- return 0;
-}
-
-static int
-tsi57x_em_handler(struct rio_dev *rdev, u8 portnum)
-{
- struct rio_mport *mport = rdev->net->hport;
- u32 intstat, err_status;
- int sendcount, checkcount;
- u8 route_port;
- u32 regval;
-
- rio_read_config_32(rdev,
- RIO_DEV_PORT_N_ERR_STS_CSR(rdev, portnum),
- &err_status);
-
- if ((err_status & RIO_PORT_N_ERR_STS_PORT_OK) &&
- (err_status & (RIO_PORT_N_ERR_STS_OUT_ES |
- RIO_PORT_N_ERR_STS_INP_ES))) {
- /* Remove any queued packets by locking/unlocking port */
- rio_read_config_32(rdev,
- RIO_DEV_PORT_N_CTL_CSR(rdev, portnum),
- &regval);
- if (!(regval & RIO_PORT_N_CTL_LOCKOUT)) {
- rio_write_config_32(rdev,
- RIO_DEV_PORT_N_CTL_CSR(rdev, portnum),
- regval | RIO_PORT_N_CTL_LOCKOUT);
- udelay(50);
- rio_write_config_32(rdev,
- RIO_DEV_PORT_N_CTL_CSR(rdev, portnum),
- regval);
- }
-
- /* Read from link maintenance response register to clear
- * valid bit
- */
- rio_read_config_32(rdev,
- RIO_DEV_PORT_N_MNT_RSP_CSR(rdev, portnum),
- &regval);
-
- /* Send a Packet-Not-Accepted/Link-Request-Input-Status control
- * symbol to recover from IES/OES
- */
- sendcount = 3;
- while (sendcount) {
- rio_write_config_32(rdev,
- TSI578_SP_CS_TX(portnum), 0x40fc8000);
- checkcount = 3;
- while (checkcount--) {
- udelay(50);
- rio_read_config_32(rdev,
- RIO_DEV_PORT_N_MNT_RSP_CSR(rdev,
- portnum),
- &regval);
- if (regval & RIO_PORT_N_MNT_RSP_RVAL)
- goto exit_es;
- }
-
- sendcount--;
- }
- }
-
-exit_es:
- /* Clear implementation specific error status bits */
- rio_read_config_32(rdev, TSI578_SP_INT_STATUS(portnum), &intstat);
- pr_debug("TSI578[%x:%x] SP%d_INT_STATUS=0x%08x\n",
- rdev->destid, rdev->hopcount, portnum, intstat);
-
- if (intstat & 0x10000) {
- rio_read_config_32(rdev,
- TSI578_SP_LUT_PEINF(portnum), &regval);
- regval = (mport->sys_size) ? (regval >> 16) : (regval >> 24);
- route_port = rdev->rswitch->route_table[regval];
- pr_debug("RIO: TSI578[%s] P%d LUT Parity Error (destID=%d)\n",
- rio_name(rdev), portnum, regval);
- tsi57x_route_add_entry(mport, rdev->destid, rdev->hopcount,
- RIO_GLOBAL_TABLE, regval, route_port);
- }
-
- rio_write_config_32(rdev, TSI578_SP_INT_STATUS(portnum),
- intstat & 0x000700bd);
-
- return 0;
-}
-
-static struct rio_switch_ops tsi57x_switch_ops = {
- .owner = THIS_MODULE,
- .add_entry = tsi57x_route_add_entry,
- .get_entry = tsi57x_route_get_entry,
- .clr_table = tsi57x_route_clr_table,
- .set_domain = tsi57x_set_domain,
- .get_domain = tsi57x_get_domain,
- .em_init = tsi57x_em_init,
- .em_handle = tsi57x_em_handler,
-};
-
-static int tsi57x_probe(struct rio_dev *rdev, const struct rio_device_id *id)
-{
- pr_debug("RIO: %s for %s\n", __func__, rio_name(rdev));
-
- spin_lock(&rdev->rswitch->lock);
-
- if (rdev->rswitch->ops) {
- spin_unlock(&rdev->rswitch->lock);
- return -EINVAL;
- }
- rdev->rswitch->ops = &tsi57x_switch_ops;
-
- if (rdev->do_enum) {
- /* Ensure that default routing is disabled on startup */
- rio_write_config_32(rdev, RIO_STD_RTE_DEFAULT_PORT,
- RIO_INVALID_ROUTE);
- }
-
- spin_unlock(&rdev->rswitch->lock);
- return 0;
-}
-
-static void tsi57x_remove(struct rio_dev *rdev)
-{
- pr_debug("RIO: %s for %s\n", __func__, rio_name(rdev));
- spin_lock(&rdev->rswitch->lock);
- if (rdev->rswitch->ops != &tsi57x_switch_ops) {
- spin_unlock(&rdev->rswitch->lock);
- return;
- }
- rdev->rswitch->ops = NULL;
- spin_unlock(&rdev->rswitch->lock);
-}
-
-static const struct rio_device_id tsi57x_id_table[] = {
- {RIO_DEVICE(RIO_DID_TSI572, RIO_VID_TUNDRA)},
- {RIO_DEVICE(RIO_DID_TSI574, RIO_VID_TUNDRA)},
- {RIO_DEVICE(RIO_DID_TSI577, RIO_VID_TUNDRA)},
- {RIO_DEVICE(RIO_DID_TSI578, RIO_VID_TUNDRA)},
- { 0, } /* terminate list */
-};
-
-static struct rio_driver tsi57x_driver = {
- .name = "tsi57x",
- .id_table = tsi57x_id_table,
- .probe = tsi57x_probe,
- .remove = tsi57x_remove,
-};
-
-static int __init tsi57x_init(void)
-{
- return rio_register_driver(&tsi57x_driver);
-}
-
-static void __exit tsi57x_exit(void)
-{
- rio_unregister_driver(&tsi57x_driver);
-}
-
-device_initcall(tsi57x_init);
-module_exit(tsi57x_exit);
-
-MODULE_DESCRIPTION("IDT Tsi57x Serial RapidIO switch family driver");
-MODULE_AUTHOR("Integrated Device Technology, Inc.");
-MODULE_LICENSE("GPL");
diff --git a/include/linux/rio_ids.h b/include/linux/rio_ids.h
index e74d884..c7e2f21 100644
--- a/include/linux/rio_ids.h
+++ b/include/linux/rio_ids.h
@@ -9,13 +9,6 @@
#ifndef LINUX_RIO_IDS_H
#define LINUX_RIO_IDS_H

-#define RIO_VID_TUNDRA 0x000d
-#define RIO_DID_TSI568 0x0568
-#define RIO_DID_TSI572 0x0572
-#define RIO_DID_TSI574 0x0574
-#define RIO_DID_TSI577 0x0577
-#define RIO_DID_TSI578 0x0578
-
#define RIO_VID_IDT 0x0038
#define RIO_DID_IDT70K200 0x0310
#define RIO_DID_IDTCPS8 0x035c
--
2.1.0
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