summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/rapidio/Kconfig2
-rw-r--r--drivers/rapidio/rio-scan.c20
-rw-r--r--drivers/rapidio/rio.c104
-rw-r--r--drivers/rapidio/rio.h20
-rw-r--r--drivers/rapidio/switches/Kconfig28
-rw-r--r--drivers/rapidio/switches/Makefile5
-rw-r--r--drivers/rapidio/switches/idtcps.c89
-rw-r--r--drivers/rapidio/switches/tsi500.c2
-rw-r--r--drivers/rapidio/switches/tsi568.c106
-rw-r--r--drivers/rapidio/switches/tsi57x.c106
-rw-r--r--include/linux/rio.h6
-rw-r--r--include/linux/rio_ids.h14
-rw-r--r--include/linux/rio_regs.h14
13 files changed, 505 insertions, 11 deletions
diff --git a/drivers/rapidio/Kconfig b/drivers/rapidio/Kconfig
index c32822a..606cb17 100644
--- a/drivers/rapidio/Kconfig
+++ b/drivers/rapidio/Kconfig
@@ -8,3 +8,5 @@ config RAPIDIO_DISC_TIMEOUT
---help---
Amount of time a discovery node waits for a host to complete
enumeration before giving up.
+
+source "drivers/rapidio/switches/Kconfig"
diff --git a/drivers/rapidio/rio-scan.c b/drivers/rapidio/rio-scan.c
index 4541509..7f1a675 100644
--- a/drivers/rapidio/rio-scan.c
+++ b/drivers/rapidio/rio-scan.c
@@ -55,6 +55,7 @@ static int rio_mport_phys_table[] = {
static int rio_sport_phys_table[] = {
RIO_EFB_PAR_EP_FREE_ID,
RIO_EFB_SER_EP_FREE_ID,
+ RIO_EFB_SER_EP_FREC_ID,
-1,
};
@@ -246,10 +247,20 @@ static void rio_route_set_ops(struct rio_dev *rdev)
pr_debug("RIO: adding routing ops for %s\n", rio_name(rdev));
rdev->rswitch->add_entry = cur->add_hook;
rdev->rswitch->get_entry = cur->get_hook;
+ rdev->rswitch->clr_table = cur->clr_hook;
+ break;
}
cur++;
}
+ if ((cur >= end) && (rdev->pef & RIO_PEF_STD_RT)) {
+ pr_debug("RIO: adding STD routing ops for %s\n",
+ rio_name(rdev));
+ rdev->rswitch->add_entry = rio_std_route_add_entry;
+ rdev->rswitch->get_entry = rio_std_route_get_entry;
+ rdev->rswitch->clr_table = rio_std_route_clr_table;
+ }
+
if (!rdev->rswitch->add_entry || !rdev->rswitch->get_entry)
printk(KERN_ERR "RIO: missing routing ops for %s\n",
rio_name(rdev));
@@ -349,7 +360,7 @@ static struct rio_dev __devinit *rio_setup_device(struct rio_net *net,
if (rio_is_switch(rdev)) {
rio_mport_read_config_32(port, destid, hopcount,
RIO_SWP_INFO_CAR, &rdev->swpinfo);
- rswitch = kmalloc(sizeof(struct rio_switch), GFP_KERNEL);
+ rswitch = kzalloc(sizeof(struct rio_switch), GFP_KERNEL);
if (!rswitch)
goto cleanup;
rswitch->switchid = next_switchid;
@@ -369,6 +380,10 @@ static struct rio_dev __devinit *rio_setup_device(struct rio_net *net,
rdev->rswitch->switchid);
rio_route_set_ops(rdev);
+ if (do_enum && rdev->rswitch->clr_table)
+ rdev->rswitch->clr_table(port, destid, hopcount,
+ RIO_GLOBAL_TABLE);
+
list_add_tail(&rswitch->node, &rio_switches);
} else
@@ -866,6 +881,9 @@ static void rio_update_route_tables(struct rio_mport *port)
continue;
if (RIO_INVALID_ROUTE == rswitch->route_table[destid]) {
+ /* Skip if destid ends in empty switch*/
+ if (rswitch->destid == destid)
+ continue;
sport = rio_get_swpinfo_inport(port,
rswitch->destid, rswitch->hopcount);
diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index 6395c78..67a3792 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -451,6 +451,110 @@ struct rio_dev *rio_get_device(u16 vid, u16 did, struct rio_dev *from)
return rio_get_asm(vid, did, RIO_ANY_ID, RIO_ANY_ID, from);
}
+/**
+ * rio_std_route_add_entry - Add switch route table entry using standard
+ * registers defined in RIO specification rev.1.3
+ * @mport: Master port to issue transaction
+ * @destid: Destination ID of the device
+ * @hopcount: Number of switch hops to the device
+ * @table: routing table ID (global or port-specific)
+ * @route_destid: destID entry in the RT
+ * @route_port: destination port for specified destID
+ */
+int rio_std_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,
+ RIO_STD_RTE_CONF_DESTID_SEL_CSR,
+ (u32)route_destid);
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR,
+ (u32)route_port);
+ }
+ udelay(10);
+ return 0;
+}
+
+/**
+ * rio_std_route_get_entry - Read switch route table entry (port number)
+ * assosiated with specified destID using standard registers defined in RIO
+ * specification rev.1.3
+ * @mport: Master port to issue transaction
+ * @destid: Destination ID of the device
+ * @hopcount: Number of switch hops to the device
+ * @table: routing table ID (global or port-specific)
+ * @route_destid: destID entry in the RT
+ * @route_port: returned destination port for specified destID
+ */
+int rio_std_route_get_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table, u16 route_destid, u8 *route_port)
+{
+ u32 result;
+
+ if (table == RIO_GLOBAL_TABLE) {
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_DESTID_SEL_CSR, route_destid);
+ rio_mport_read_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR, &result);
+
+ *route_port = (u8)result;
+ }
+
+ return 0;
+}
+
+/**
+ * rio_std_route_clr_table - Clear swotch route table using standard registers
+ * defined in RIO specification rev.1.3.
+ * @mport: Master port to issue transaction
+ * @local: Indicate a local master port or remote device access
+ * @destid: Destination ID of the device
+ * @hopcount: Number of switch hops to the device
+ * @table: routing table ID (global or port-specific)
+ */
+int rio_std_route_clr_table(struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table)
+{
+ u32 max_destid = 0xff;
+ u32 i, pef, id_inc = 1, ext_cfg = 0;
+ u32 port_sel = RIO_INVALID_ROUTE;
+
+ if (table == RIO_GLOBAL_TABLE) {
+ rio_mport_read_config_32(mport, destid, hopcount,
+ RIO_PEF_CAR, &pef);
+
+ if (mport->sys_size) {
+ rio_mport_read_config_32(mport, destid, hopcount,
+ RIO_SWITCH_RT_LIMIT,
+ &max_destid);
+ max_destid &= RIO_RT_MAX_DESTID;
+ }
+
+ if (pef & RIO_PEF_EXT_RT) {
+ ext_cfg = 0x80000000;
+ id_inc = 4;
+ port_sel = (RIO_INVALID_ROUTE << 24) |
+ (RIO_INVALID_ROUTE << 16) |
+ (RIO_INVALID_ROUTE << 8) |
+ RIO_INVALID_ROUTE;
+ }
+
+ for (i = 0; i <= max_destid;) {
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_DESTID_SEL_CSR,
+ ext_cfg | i);
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR,
+ port_sel);
+ i += id_inc;
+ }
+ }
+
+ udelay(10);
+ return 0;
+}
+
static void rio_fixup_device(struct rio_dev *dev)
{
}
diff --git a/drivers/rapidio/rio.h b/drivers/rapidio/rio.h
index 7786d02..b53c5ec 100644
--- a/drivers/rapidio/rio.h
+++ b/drivers/rapidio/rio.h
@@ -21,6 +21,14 @@ extern u32 rio_mport_get_feature(struct rio_mport *mport, int local, u16 destid,
extern int rio_create_sysfs_dev_files(struct rio_dev *rdev);
extern int rio_enum_mport(struct rio_mport *mport);
extern int rio_disc_mport(struct rio_mport *mport);
+extern int rio_std_route_add_entry(struct rio_mport *mport, u16 destid,
+ u8 hopcount, u16 table, u16 route_destid,
+ u8 route_port);
+extern int rio_std_route_get_entry(struct rio_mport *mport, u16 destid,
+ u8 hopcount, u16 table, u16 route_destid,
+ u8 *route_port);
+extern int rio_std_route_clr_table(struct rio_mport *mport, u16 destid,
+ u8 hopcount, u16 table);
/* Structures internal to the RIO core code */
extern struct device_attribute rio_dev_attrs[];
@@ -30,9 +38,9 @@ extern struct rio_route_ops __start_rio_route_ops[];
extern struct rio_route_ops __end_rio_route_ops[];
/* Helpers internal to the RIO core code */
-#define DECLARE_RIO_ROUTE_SECTION(section, vid, did, add_hook, get_hook) \
- static struct rio_route_ops __rio_route_ops __used \
- __section(section)= { vid, did, add_hook, get_hook };
+#define DECLARE_RIO_ROUTE_SECTION(section, name, vid, did, add_hook, get_hook, clr_hook) \
+ static const struct rio_route_ops __rio_route_##name __used \
+ __section(section) = { vid, did, add_hook, get_hook, clr_hook };
/**
* DECLARE_RIO_ROUTE_OPS - Registers switch routing operations
@@ -47,9 +55,9 @@ extern struct rio_route_ops __end_rio_route_ops[];
* rio_route_ops is initialized with the ops and placed into a
* RIO-specific kernel section.
*/
-#define DECLARE_RIO_ROUTE_OPS(vid, did, add_hook, get_hook) \
- DECLARE_RIO_ROUTE_SECTION(.rio_route_ops, \
- vid, did, add_hook, get_hook)
+#define DECLARE_RIO_ROUTE_OPS(vid, did, add_hook, get_hook, clr_hook) \
+ DECLARE_RIO_ROUTE_SECTION(.rio_route_ops, vid##did, \
+ vid, did, add_hook, get_hook, clr_hook)
#define RIO_GET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x00ff0000) >> 16))
#define RIO_SET_DID(size, x) (size ? (x & 0xffff) : ((x & 0x000000ff) << 16))
diff --git a/drivers/rapidio/switches/Kconfig b/drivers/rapidio/switches/Kconfig
new file mode 100644
index 0000000..6969f39
--- /dev/null
+++ b/drivers/rapidio/switches/Kconfig
@@ -0,0 +1,28 @@
+#
+# RapidIO switches configuration
+#
+config RAPIDIO_TSI57X
+ bool "IDT Tsi57x SRIO switches support"
+ depends on RAPIDIO
+ ---help---
+ Includes support for ITD Tsi57x family of serial RapidIO switches.
+
+config RAPIDIO_CPS_XX
+ bool "IDT CPS-xx SRIO switches support"
+ depends on RAPIDIO
+ ---help---
+ Includes support for ITD CPS-16/12/10/8 serial RapidIO switches.
+
+config RAPIDIO_TSI568
+ bool "Tsi568 SRIO switch support"
+ depends on RAPIDIO
+ default n
+ ---help---
+ Includes support for ITD Tsi568 serial RapidIO switch.
+
+config RAPIDIO_TSI500
+ bool "Tsi500 Parallel RapidIO switch support"
+ depends on RAPIDIO
+ default n
+ ---help---
+ Includes support for ITD Tsi500 parallel RapidIO switch.
diff --git a/drivers/rapidio/switches/Makefile b/drivers/rapidio/switches/Makefile
index b924f83..0fece0e 100644
--- a/drivers/rapidio/switches/Makefile
+++ b/drivers/rapidio/switches/Makefile
@@ -2,4 +2,7 @@
# Makefile for RIO switches
#
-obj-$(CONFIG_RAPIDIO) += tsi500.o
+obj-$(CONFIG_RAPIDIO_TSI57X) += tsi57x.o
+obj-$(CONFIG_RAPIDIO_CPS_XX) += idtcps.o
+obj-$(CONFIG_RAPIDIO_TSI568) += tsi568.o
+obj-$(CONFIG_RAPIDIO_TSI500) += tsi500.o
diff --git a/drivers/rapidio/switches/idtcps.c b/drivers/rapidio/switches/idtcps.c
new file mode 100644
index 0000000..7e3d032
--- /dev/null
+++ b/drivers/rapidio/switches/idtcps.c
@@ -0,0 +1,89 @@
+/*
+ * IDT CPS RapidIO switches support
+ *
+ * Copyright 2009 Integrated Device Technology, Inc.
+ *
+ * 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.
+ */
+
+#include <linux/rio.h>
+#include <linux/rio_drv.h>
+#include <linux/rio_ids.h>
+#include "../rio.h"
+
+#define CPS_NO_ROUTE 0xdf
+
+static int
+idtcps_route_add_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table, u16 route_destid, u8 route_port)
+{
+ u32 result;
+
+ if (table == RIO_GLOBAL_TABLE) {
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_DESTID_SEL_CSR, route_destid);
+
+ rio_mport_read_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR, &result);
+
+ result = (0xffffff00 & result) | (u32)route_port;
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR, result);
+ }
+
+ return 0;
+}
+
+static int
+idtcps_route_get_entry(struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table, u16 route_destid, u8 *route_port)
+{
+ u32 result;
+
+ if (table == RIO_GLOBAL_TABLE) {
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_DESTID_SEL_CSR, route_destid);
+
+ rio_mport_read_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR, &result);
+
+ if (CPS_NO_ROUTE == (u8)result)
+ result = RIO_INVALID_ROUTE;
+
+ *route_port = (u8)result;
+ }
+
+ return 0;
+}
+
+static int
+idtcps_route_clr_table(struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table)
+{
+ u32 i;
+
+ if (table == RIO_GLOBAL_TABLE) {
+ for (i = 0x80000000; i <= 0x800000ff;) {
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_DESTID_SEL_CSR, i);
+ rio_mport_write_config_32(mport, destid, hopcount,
+ RIO_STD_RTE_CONF_PORT_SEL_CSR,
+ (RIO_INVALID_ROUTE << 24) |
+ (RIO_INVALID_ROUTE << 16) |
+ (RIO_INVALID_ROUTE << 8) | RIO_INVALID_ROUTE);
+ i += 4;
+ }
+ }
+
+ return 0;
+}
+
+DECLARE_RIO_ROUTE_OPS(RIO_VID_IDT, RIO_DID_IDTCPS6Q, idtcps_route_add_entry, idtcps_route_get_entry, idtcps_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_IDT, RIO_DID_IDTCPS8, idtcps_route_add_entry, idtcps_route_get_entry, idtcps_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_IDT, RIO_DID_IDTCPS10Q, idtcps_route_add_entry, idtcps_route_get_entry, idtcps_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_IDT, RIO_DID_IDTCPS12, idtcps_route_add_entry, idtcps_route_get_entry, idtcps_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_IDT, RIO_DID_IDTCPS16, idtcps_route_add_entry, idtcps_route_get_entry, idtcps_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_IDT, RIO_DID_IDT70K200, idtcps_route_add_entry, idtcps_route_get_entry, idtcps_route_clr_table);
diff --git a/drivers/rapidio/switches/tsi500.c b/drivers/rapidio/switches/tsi500.c
index c77c23b..ae553bb 100644
--- a/drivers/rapidio/switches/tsi500.c
+++ b/drivers/rapidio/switches/tsi500.c
@@ -57,4 +57,4 @@ tsi500_route_get_entry(struct rio_mport *mport, u16 destid, u8 hopcount, u16 tab
return ret;
}
-DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI500, tsi500_route_add_entry, tsi500_route_get_entry);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI500, tsi500_route_add_entry, tsi500_route_get_entry, NULL);
diff --git a/drivers/rapidio/switches/tsi568.c b/drivers/rapidio/switches/tsi568.c
new file mode 100644
index 0000000..bce9112
--- /dev/null
+++ b/drivers/rapidio/switches/tsi568.c
@@ -0,0 +1,106 @@
+/*
+ * RapidIO Tsi568 switch support
+ *
+ * Copyright 2009-2010 Integrated Device Technology, Inc.
+ * Copyright 2005 MontaVista Software, Inc.
+ * Matt Porter <mporter@kernel.crashing.org>
+ *
+ * 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.
+ */
+
+#include <linux/rio.h>
+#include <linux/rio_drv.h>
+#include <linux/rio_ids.h>
+#include <linux/delay.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)
+
+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;
+}
+
+DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI568, tsi568_route_add_entry, tsi568_route_get_entry, tsi568_route_clr_table);
diff --git a/drivers/rapidio/switches/tsi57x.c b/drivers/rapidio/switches/tsi57x.c
new file mode 100644
index 0000000..5ad7880
--- /dev/null
+++ b/drivers/rapidio/switches/tsi57x.c
@@ -0,0 +1,106 @@
+/*
+ * RapidIO Tsi57x switch family support
+ *
+ * Copyright 2009 Integrated Device Technology, Inc.
+ * Copyright 2005 MontaVista Software, Inc.
+ * Matt Porter <mporter@kernel.crashing.org>
+ *
+ * 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.
+ */
+
+#include <linux/rio.h>
+#include <linux/rio_drv.h>
+#include <linux/rio_ids.h>
+#include <linux/delay.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)
+
+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;
+}
+
+DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI572, tsi57x_route_add_entry, tsi57x_route_get_entry, tsi57x_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI574, tsi57x_route_add_entry, tsi57x_route_get_entry, tsi57x_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI577, tsi57x_route_add_entry, tsi57x_route_get_entry, tsi57x_route_clr_table);
+DECLARE_RIO_ROUTE_OPS(RIO_VID_TUNDRA, RIO_DID_TSI578, tsi57x_route_add_entry, tsi57x_route_get_entry, tsi57x_route_clr_table);
diff --git a/include/linux/rio.h b/include/linux/rio.h
index dc0c755..29d9899 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -213,6 +213,7 @@ struct rio_net {
* @route_table: Copy of switch routing table
* @add_entry: Callback for switch-specific route add function
* @get_entry: Callback for switch-specific route get function
+ * @clr_table: Callback for switch-specific clear route table function
*/
struct rio_switch {
struct list_head node;
@@ -224,6 +225,8 @@ struct rio_switch {
u16 table, u16 route_destid, u8 route_port);
int (*get_entry) (struct rio_mport * mport, u16 destid, u8 hopcount,
u16 table, u16 route_destid, u8 * route_port);
+ int (*clr_table) (struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table);
};
/* Low-level architecture-dependent routines */
@@ -307,6 +310,7 @@ struct rio_device_id {
* @did: RIO device ID
* @add_hook: Callback that adds a route entry
* @get_hook: Callback that gets a route entry
+ * @clr_hook: Callback that clears a switch route table (may be NULL)
*
* Defines the operations that are necessary to manipulate the route
* tables for a particular RIO switch device.
@@ -317,6 +321,8 @@ struct rio_route_ops {
u16 table, u16 route_destid, u8 route_port);
int (*get_hook) (struct rio_mport * mport, u16 destid, u8 hopcount,
u16 table, u16 route_destid, u8 * route_port);
+ int (*clr_hook) (struct rio_mport *mport, u16 destid, u8 hopcount,
+ u16 table);
};
/* Architecture and hardware-specific functions */
diff --git a/include/linux/rio_ids.h b/include/linux/rio_ids.h
index 919d4e0..db50e1c 100644
--- a/include/linux/rio_ids.h
+++ b/include/linux/rio_ids.h
@@ -20,5 +20,19 @@
#define RIO_VID_TUNDRA 0x000d
#define RIO_DID_TSI500 0x0500
+#define RIO_DID_TSI568 0x0568
+#define RIO_DID_TSI572 0x0572
+#define RIO_DID_TSI574 0x0574
+#define RIO_DID_TSI576 0x0578 /* Same ID as Tsi578 */
+#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
+#define RIO_DID_IDTCPS12 0x035d
+#define RIO_DID_IDTCPS16 0x035b
+#define RIO_DID_IDTCPS6Q 0x035f
+#define RIO_DID_IDTCPS10Q 0x035e
#endif /* LINUX_RIO_IDS_H */
diff --git a/include/linux/rio_regs.h b/include/linux/rio_regs.h
index 326540f..4bfb0dc 100644
--- a/include/linux/rio_regs.h
+++ b/include/linux/rio_regs.h
@@ -39,6 +39,8 @@
#define RIO_PEF_INB_MBOX2 0x00200000 /* [II] Mailbox 2 */
#define RIO_PEF_INB_MBOX3 0x00100000 /* [II] Mailbox 3 */
#define RIO_PEF_INB_DOORBELL 0x00080000 /* [II] Doorbells */
+#define RIO_PEF_EXT_RT 0x00000200 /* [III, 1.3] Extended route table support */
+#define RIO_PEF_STD_RT 0x00000100 /* [III, 1.3] Standard route table support */
#define RIO_PEF_CTLS 0x00000010 /* [III] CTLS */
#define RIO_PEF_EXT_FEATURES 0x00000008 /* [I] EFT_PTR valid */
#define RIO_PEF_ADDR_66 0x00000004 /* [I] 66 bits */
@@ -91,7 +93,10 @@
#define RIO_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */
#define RIO_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */
- /* 0x20-0x3c *//* Reserved */
+ /* 0x20-0x30 *//* Reserved */
+
+#define RIO_SWITCH_RT_LIMIT 0x34 /* [III, 1.3] Switch Route Table Destination ID Limit CAR */
+#define RIO_RT_MAX_DESTID 0x0000ffff
#define RIO_MBOX_CSR 0x40 /* [II] Mailbox CSR */
#define RIO_MBOX0_AVAIL 0x80000000 /* [II] Mbox 0 avail */
@@ -153,7 +158,11 @@
#define RIO_HOST_DID_LOCK_CSR 0x68 /* [III] Host Base Device ID Lock CSR */
#define RIO_COMPONENT_TAG_CSR 0x6c /* [III] Component Tag CSR */
- /* 0x70-0xf8 *//* Reserved */
+#define RIO_STD_RTE_CONF_DESTID_SEL_CSR 0x70
+#define RIO_STD_RTE_CONF_PORT_SEL_CSR 0x74
+#define RIO_STD_RTE_DEFAULT_PORT 0x78
+
+ /* 0x7c-0xf8 *//* Reserved */
/* 0x100-0xfff8 *//* [I] Extended Features Space */
/* 0x10000-0xfffff8 *//* [I] Implementation-defined Space */
@@ -186,6 +195,7 @@
#define RIO_EFB_SER_EP_ID 0x0004 /* [VI] LP/Serial EP Devices */
#define RIO_EFB_SER_EP_REC_ID 0x0005 /* [VI] LP/Serial EP Recovery Devices */
#define RIO_EFB_SER_EP_FREE_ID 0x0006 /* [VI] LP/Serial EP Free Devices */
+#define RIO_EFB_SER_EP_FREC_ID 0x0009 /* [VI] LP/Serial EP Free Recovery Devices */
/*
* Physical 8/16 LP-LVDS
OpenPOWER on IntegriCloud