aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--drivers/rapidio/rio-scan.c84
-rw-r--r--drivers/rapidio/rio.c74
-rw-r--r--drivers/rapidio/switches/idt_gen2.c93
-rw-r--r--drivers/rapidio/switches/idtcps.c6
-rw-r--r--drivers/rapidio/switches/tsi568.c13
-rw-r--r--drivers/rapidio/switches/tsi57x.c56
-rw-r--r--include/linux/rio.h8
-rw-r--r--include/linux/rio_drv.h72
8 files changed, 141 insertions, 265 deletions
diff --git a/drivers/rapidio/rio-scan.c b/drivers/rapidio/rio-scan.c
index 1eb82c4..51f0af2 100644
--- a/drivers/rapidio/rio-scan.c
+++ b/drivers/rapidio/rio-scan.c
@@ -437,9 +437,15 @@ static struct rio_dev __devinit *rio_setup_device(struct rio_net *net,
next_destid++;
} else
rdev->destid = rio_get_device_id(port, destid, hopcount);
- } else
- /* Switch device has an associated destID */
- rdev->destid = RIO_INVALID_DESTID;
+
+ rdev->hopcount = 0xff;
+ } else {
+ /* Switch device has an associated destID which
+ * will be adjusted later
+ */
+ rdev->destid = destid;
+ rdev->hopcount = hopcount;
+ }
/* If a PE has both switch and other functions, show it as a switch */
if (rio_is_switch(rdev)) {
@@ -450,8 +456,6 @@ static struct rio_dev __devinit *rio_setup_device(struct rio_net *net,
if (!rswitch)
goto cleanup;
rswitch->switchid = next_switchid;
- rswitch->hopcount = hopcount;
- rswitch->destid = destid;
rswitch->port_ok = 0;
rswitch->route_table = kzalloc(sizeof(u8)*
RIO_MAX_ROUTE_ENTRIES(port->sys_size),
@@ -632,8 +636,7 @@ rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount)
/**
* rio_route_add_entry- Add a route entry to a switch routing table
- * @mport: Master port to send transaction
- * @rswitch: Switch device
+ * @rdev: RIO device
* @table: Routing table ID
* @route_destid: Destination ID to be routed
* @route_port: Port number to be routed
@@ -647,31 +650,31 @@ rio_unlock_device(struct rio_mport *port, u16 destid, u8 hopcount)
* on failure.
*/
static int
-rio_route_add_entry(struct rio_mport *mport, struct rio_switch *rswitch,
+rio_route_add_entry(struct rio_dev *rdev,
u16 table, u16 route_destid, u8 route_port, int lock)
{
int rc;
if (lock) {
- rc = rio_lock_device(mport, rswitch->destid,
- rswitch->hopcount, 1000);
+ rc = rio_lock_device(rdev->net->hport, rdev->destid,
+ rdev->hopcount, 1000);
if (rc)
return rc;
}
- rc = rswitch->add_entry(mport, rswitch->destid,
- rswitch->hopcount, table,
- route_destid, route_port);
+ rc = rdev->rswitch->add_entry(rdev->net->hport, rdev->destid,
+ rdev->hopcount, table,
+ route_destid, route_port);
if (lock)
- rio_unlock_device(mport, rswitch->destid, rswitch->hopcount);
+ rio_unlock_device(rdev->net->hport, rdev->destid,
+ rdev->hopcount);
return rc;
}
/**
* rio_route_get_entry- Read a route entry in a switch routing table
- * @mport: Master port to send transaction
- * @rswitch: Switch device
+ * @rdev: RIO device
* @table: Routing table ID
* @route_destid: Destination ID to be routed
* @route_port: Pointer to read port number into
@@ -685,23 +688,24 @@ rio_route_add_entry(struct rio_mport *mport, struct rio_switch *rswitch,
* on failure.
*/
static int
-rio_route_get_entry(struct rio_mport *mport, struct rio_switch *rswitch, u16 table,
+rio_route_get_entry(struct rio_dev *rdev, u16 table,
u16 route_destid, u8 *route_port, int lock)
{
int rc;
if (lock) {
- rc = rio_lock_device(mport, rswitch->destid,
- rswitch->hopcount, 1000);
+ rc = rio_lock_device(rdev->net->hport, rdev->destid,
+ rdev->hopcount, 1000);
if (rc)
return rc;
}
- rc = rswitch->get_entry(mport, rswitch->destid,
- rswitch->hopcount, table,
- route_destid, route_port);
+ rc = rdev->rswitch->get_entry(rdev->net->hport, rdev->destid,
+ rdev->hopcount, table,
+ route_destid, route_port);
if (lock)
- rio_unlock_device(mport, rswitch->destid, rswitch->hopcount);
+ rio_unlock_device(rdev->net->hport, rdev->destid,
+ rdev->hopcount);
return rc;
}
@@ -811,14 +815,14 @@ static int __devinit rio_enum_peer(struct rio_net *net, struct rio_mport *port,
if (rio_is_switch(rdev)) {
next_switchid++;
sw_inport = RIO_GET_PORT_NUM(rdev->swpinfo);
- rio_route_add_entry(port, rdev->rswitch, RIO_GLOBAL_TABLE,
+ rio_route_add_entry(rdev, RIO_GLOBAL_TABLE,
port->host_deviceid, sw_inport, 0);
rdev->rswitch->route_table[port->host_deviceid] = sw_inport;
for (destid = 0; destid < next_destid; destid++) {
if (destid == port->host_deviceid)
continue;
- rio_route_add_entry(port, rdev->rswitch, RIO_GLOBAL_TABLE,
+ rio_route_add_entry(rdev, RIO_GLOBAL_TABLE,
destid, sw_inport, 0);
rdev->rswitch->route_table[destid] = sw_inport;
}
@@ -850,8 +854,7 @@ static int __devinit rio_enum_peer(struct rio_net *net, struct rio_mport *port,
"RIO: scanning device on port %d\n",
port_num);
rdev->rswitch->port_ok |= (1 << port_num);
- rio_route_add_entry(port, rdev->rswitch,
- RIO_GLOBAL_TABLE,
+ rio_route_add_entry(rdev, RIO_GLOBAL_TABLE,
RIO_ANY_DESTID(port->sys_size),
port_num, 0);
@@ -865,7 +868,7 @@ static int __devinit rio_enum_peer(struct rio_net *net, struct rio_mport *port,
destid < next_destid; destid++) {
if (destid == port->host_deviceid)
continue;
- rio_route_add_entry(port, rdev->rswitch,
+ rio_route_add_entry(rdev,
RIO_GLOBAL_TABLE,
destid,
port_num,
@@ -904,7 +907,7 @@ static int __devinit rio_enum_peer(struct rio_net *net, struct rio_mport *port,
next_destid++;
}
- rdev->rswitch->destid = sw_destid;
+ rdev->destid = sw_destid;
} else
pr_debug("RIO: found %s (vid %4.4x did %4.4x)\n",
rio_name(rdev), rdev->vid, rdev->did);
@@ -958,7 +961,7 @@ rio_disc_peer(struct rio_net *net, struct rio_mport *port, u16 destid,
next_switchid++;
/* Associated destid is how we accessed this switch */
- rdev->rswitch->destid = destid;
+ rdev->destid = destid;
pr_debug(
"RIO: found %s (vid %4.4x did %4.4x) with %d ports\n",
@@ -981,7 +984,7 @@ rio_disc_peer(struct rio_net *net, struct rio_mport *port, u16 destid,
for (ndestid = 0;
ndestid < RIO_ANY_DESTID(port->sys_size);
ndestid++) {
- rio_route_get_entry(port, rdev->rswitch,
+ rio_route_get_entry(rdev,
RIO_GLOBAL_TABLE,
ndestid,
&route_port, 0);
@@ -1076,7 +1079,7 @@ static void rio_update_route_tables(struct rio_mport *port)
list_for_each_entry(rdev, &rio_devices, global_list) {
- destid = (rio_is_switch(rdev))?rdev->rswitch->destid:rdev->destid;
+ destid = rdev->destid;
list_for_each_entry(rswitch, &rio_switches, node) {
@@ -1085,13 +1088,13 @@ static void rio_update_route_tables(struct rio_mport *port)
if (RIO_INVALID_ROUTE == rswitch->route_table[destid]) {
/* Skip if destid ends in empty switch*/
- if (rswitch->destid == destid)
+ if (rswitch->rdev->destid == destid)
continue;
sport = RIO_GET_PORT_NUM(rswitch->rdev->swpinfo);
if (rswitch->add_entry) {
- rio_route_add_entry(port, rswitch,
+ rio_route_add_entry(rswitch->rdev,
RIO_GLOBAL_TABLE, destid,
sport, 0);
rswitch->route_table[destid] = sport;
@@ -1203,21 +1206,20 @@ static void rio_build_route_tables(void)
list_for_each_entry(rdev, &rio_devices, global_list)
if (rio_is_switch(rdev)) {
- rio_lock_device(rdev->net->hport, rdev->rswitch->destid,
- rdev->rswitch->hopcount, 1000);
+ rio_lock_device(rdev->net->hport, rdev->destid,
+ rdev->hopcount, 1000);
for (i = 0;
i < RIO_MAX_ROUTE_ENTRIES(rdev->net->hport->sys_size);
i++) {
- if (rio_route_get_entry
- (rdev->net->hport, rdev->rswitch,
- RIO_GLOBAL_TABLE, i, &sport, 0) < 0)
+ if (rio_route_get_entry(rdev,
+ RIO_GLOBAL_TABLE, i, &sport, 0) < 0)
continue;
rdev->rswitch->route_table[i] = sport;
}
rio_unlock_device(rdev->net->hport,
- rdev->rswitch->destid,
- rdev->rswitch->hopcount);
+ rdev->destid,
+ rdev->hopcount);
}
}
diff --git a/drivers/rapidio/rio.c b/drivers/rapidio/rio.c
index 7b5080c..c13289e 100644
--- a/drivers/rapidio/rio.c
+++ b/drivers/rapidio/rio.c
@@ -471,16 +471,9 @@ exit:
*/
int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
u32 regval;
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- rio_mport_read_config_32(rdev->net->hport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_CTL_CSR(pnum),
&regval);
if (lock)
@@ -488,7 +481,7 @@ int rio_set_port_lockout(struct rio_dev *rdev, u32 pnum, int lock)
else
regval &= ~RIO_PORT_N_CTL_LOCKOUT;
- rio_mport_write_config_32(rdev->net->hport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_CTL_CSR(pnum),
regval);
return 0;
@@ -507,7 +500,7 @@ static int
rio_chk_dev_route(struct rio_dev *rdev, struct rio_dev **nrdev, int *npnum)
{
u32 result;
- int p_port, dstid, rc = -EIO;
+ int p_port, rc = -EIO;
struct rio_dev *prev = NULL;
/* Find switch with failed RIO link */
@@ -522,9 +515,7 @@ rio_chk_dev_route(struct rio_dev *rdev, struct rio_dev **nrdev, int *npnum)
if (prev == NULL)
goto err_out;
- dstid = (rdev->pef & RIO_PEF_SWITCH) ?
- rdev->rswitch->destid : rdev->destid;
- p_port = prev->rswitch->route_table[dstid];
+ p_port = prev->rswitch->route_table[rdev->destid];
if (p_port != RIO_INVALID_ROUTE) {
pr_debug("RIO: link failed on [%s]-P%d\n",
@@ -567,15 +558,8 @@ rio_mport_chk_dev_access(struct rio_mport *mport, u16 destid, u8 hopcount)
*/
static int rio_chk_dev_access(struct rio_dev *rdev)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_chk_dev_access(rdev->net->hport, destid, hopcount);
+ return rio_mport_chk_dev_access(rdev->net->hport,
+ rdev->destid, rdev->hopcount);
}
/**
@@ -588,23 +572,20 @@ static int rio_chk_dev_access(struct rio_dev *rdev)
static int
rio_get_input_status(struct rio_dev *rdev, int pnum, u32 *lnkresp)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
u32 regval;
int checkcount;
if (lnkresp) {
/* Read from link maintenance response register
* to clear valid bit */
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_MNT_RSP_CSR(pnum),
&regval);
udelay(50);
}
/* Issue Input-status command */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_MNT_REQ_CSR(pnum),
RIO_MNT_REQ_CMD_IS);
@@ -615,7 +596,7 @@ rio_get_input_status(struct rio_dev *rdev, int pnum, u32 *lnkresp)
checkcount = 3;
while (checkcount--) {
udelay(50);
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_MNT_RSP_CSR(pnum),
&regval);
if (regval & RIO_PORT_N_MNT_RSP_RVAL) {
@@ -635,15 +616,12 @@ rio_get_input_status(struct rio_dev *rdev, int pnum, u32 *lnkresp)
*/
static int rio_clr_err_stopped(struct rio_dev *rdev, u32 pnum, u32 err_status)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
struct rio_dev *nextdev = rdev->rswitch->nextdev[pnum];
u32 regval;
u32 far_ackid, far_linkstat, near_ackid;
if (err_status == 0)
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ERR_STS_CSR(pnum),
&err_status);
@@ -661,7 +639,7 @@ static int rio_clr_err_stopped(struct rio_dev *rdev, u32 pnum, u32 err_status)
pnum, regval);
far_ackid = (regval & RIO_PORT_N_MNT_RSP_ASTAT) >> 5;
far_linkstat = regval & RIO_PORT_N_MNT_RSP_LSTAT;
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ACK_STS_CSR(pnum),
&regval);
pr_debug("RIO_EM: SP%d_ACK_STS_CSR=0x%08x\n", pnum, regval);
@@ -679,9 +657,8 @@ static int rio_clr_err_stopped(struct rio_dev *rdev, u32 pnum, u32 err_status)
/* Align near outstanding/outbound ackIDs with
* far inbound.
*/
- rio_mport_write_config_32(mport, destid,
- hopcount, rdev->phys_efptr +
- RIO_PORT_N_ACK_STS_CSR(pnum),
+ rio_write_config_32(rdev,
+ rdev->phys_efptr + RIO_PORT_N_ACK_STS_CSR(pnum),
(near_ackid << 24) |
(far_ackid << 8) | far_ackid);
/* Align far outstanding/outbound ackIDs with
@@ -698,7 +675,7 @@ static int rio_clr_err_stopped(struct rio_dev *rdev, u32 pnum, u32 err_status)
pr_debug("RIO_EM: Invalid nextdev pointer (NULL)\n");
}
rd_err:
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ERR_STS_CSR(pnum),
&err_status);
pr_debug("RIO_EM: SP%d_ERR_STS_CSR=0x%08x\n", pnum, err_status);
@@ -710,7 +687,7 @@ rd_err:
RIO_GET_PORT_NUM(nextdev->swpinfo), NULL);
udelay(50);
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ERR_STS_CSR(pnum),
&err_status);
pr_debug("RIO_EM: SP%d_ERR_STS_CSR=0x%08x\n", pnum, err_status);
@@ -730,9 +707,6 @@ rd_err:
int rio_inb_pwrite_handler(union rio_pw_msg *pw_msg)
{
struct rio_dev *rdev;
- struct rio_mport *mport;
- u8 hopcount;
- u16 destid;
u32 err_status, em_perrdet, em_ltlerrdet;
int rc, portnum;
@@ -800,17 +774,13 @@ int rio_inb_pwrite_handler(union rio_pw_msg *pw_msg)
return 0;
}
- mport = rdev->net->hport;
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
-
/*
* Process the port-write notification from switch
*/
if (rdev->rswitch->em_handle)
rdev->rswitch->em_handle(rdev, portnum);
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ERR_STS_CSR(portnum),
&err_status);
pr_debug("RIO_PW: SP%d_ERR_STS_CSR=0x%08x\n", portnum, err_status);
@@ -840,7 +810,7 @@ int rio_inb_pwrite_handler(union rio_pw_msg *pw_msg)
rdev->rswitch->port_ok &= ~(1 << portnum);
rio_set_port_lockout(rdev, portnum, 1);
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr +
RIO_PORT_N_ACK_STS_CSR(portnum),
RIO_PORT_N_ACK_CLEAR);
@@ -851,28 +821,28 @@ int rio_inb_pwrite_handler(union rio_pw_msg *pw_msg)
}
}
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->em_efptr + RIO_EM_PN_ERR_DETECT(portnum), &em_perrdet);
if (em_perrdet) {
pr_debug("RIO_PW: RIO_EM_P%d_ERR_DETECT=0x%08x\n",
portnum, em_perrdet);
/* Clear EM Port N Error Detect CSR */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->em_efptr + RIO_EM_PN_ERR_DETECT(portnum), 0);
}
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->em_efptr + RIO_EM_LTL_ERR_DETECT, &em_ltlerrdet);
if (em_ltlerrdet) {
pr_debug("RIO_PW: RIO_EM_LTL_ERR_DETECT=0x%08x\n",
em_ltlerrdet);
/* Clear EM L/T Layer Error Detect CSR */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->em_efptr + RIO_EM_LTL_ERR_DETECT, 0);
}
/* Clear remaining error bits and Port-Write Pending bit */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ERR_STS_CSR(portnum),
err_status);
diff --git a/drivers/rapidio/switches/idt_gen2.c b/drivers/rapidio/switches/idt_gen2.c
index 0bb871c..dd4b2b7 100644
--- a/drivers/rapidio/switches/idt_gen2.c
+++ b/drivers/rapidio/switches/idt_gen2.c
@@ -209,9 +209,6 @@ idtg2_get_domain(struct rio_mport *mport, u16 destid, u8 hopcount,
static int
idtg2_em_init(struct rio_dev *rdev)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
u32 regval;
int i, tmp;
@@ -220,29 +217,25 @@ idtg2_em_init(struct rio_dev *rdev)
* All standard EM configuration should be performed at upper level.
*/
- pr_debug("RIO: %s [%d:%d]\n", __func__, destid, hopcount);
+ pr_debug("RIO: %s [%d:%d]\n", __func__, rdev->destid, rdev->hopcount);
/* Set Port-Write info CSR: PRIO=3 and CRF=1 */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_PW_INFO_CSR, 0x0000e000);
+ rio_write_config_32(rdev, IDT_PW_INFO_CSR, 0x0000e000);
/*
* Configure LT LAYER error reporting.
*/
/* Enable standard (RIO.p8) error reporting */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_LT_ERR_REPORT_EN,
+ rio_write_config_32(rdev, IDT_LT_ERR_REPORT_EN,
REM_LTL_ERR_ILLTRAN | REM_LTL_ERR_UNSOLR |
REM_LTL_ERR_UNSUPTR);
/* Use Port-Writes for LT layer error reporting.
* Enable per-port reset
*/
- rio_mport_read_config_32(mport, destid, hopcount,
- IDT_DEV_CTRL_1, &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_DEV_CTRL_1,
+ rio_read_config_32(rdev, IDT_DEV_CTRL_1, &regval);
+ rio_write_config_32(rdev, IDT_DEV_CTRL_1,
regval | IDT_DEV_CTRL_1_GENPW | IDT_DEV_CTRL_1_PRSTBEH);
/*
@@ -250,45 +243,40 @@ idtg2_em_init(struct rio_dev *rdev)
*/
/* Report all RIO.p8 errors supported by device */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_PORT_ERR_REPORT_EN_BC, 0x807e8037);
+ rio_write_config_32(rdev, IDT_PORT_ERR_REPORT_EN_BC, 0x807e8037);
/* Configure reporting of implementation specific errors/events */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_PORT_ISERR_REPORT_EN_BC, IDT_PORT_INIT_TX_ACQUIRED);
+ rio_write_config_32(rdev, IDT_PORT_ISERR_REPORT_EN_BC,
+ IDT_PORT_INIT_TX_ACQUIRED);
/* Use Port-Writes for port error reporting and enable error logging */
tmp = RIO_GET_TOTAL_PORTS(rdev->swpinfo);
for (i = 0; i < tmp; i++) {
- rio_mport_read_config_32(mport, destid, hopcount,
- IDT_PORT_OPS(i), &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev, IDT_PORT_OPS(i), &regval);
+ rio_write_config_32(rdev,
IDT_PORT_OPS(i), regval | IDT_PORT_OPS_GENPW |
IDT_PORT_OPS_PL_ELOG |
IDT_PORT_OPS_LL_ELOG |
IDT_PORT_OPS_LT_ELOG);
}
/* Overwrite error log if full */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_ERR_CAP, IDT_ERR_CAP_LOG_OVERWR);
+ rio_write_config_32(rdev, IDT_ERR_CAP, IDT_ERR_CAP_LOG_OVERWR);
/*
* Configure LANE error reporting.
*/
/* Disable line error reporting */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_LANE_ERR_REPORT_EN_BC, 0);
+ rio_write_config_32(rdev, IDT_LANE_ERR_REPORT_EN_BC, 0);
/* Use Port-Writes for lane error reporting (when enabled)
* (do per-lane update because lanes may have different configuration)
*/
tmp = (rdev->did == RIO_DID_IDTCPS1848) ? 48 : 16;
for (i = 0; i < tmp; i++) {
- rio_mport_read_config_32(mport, destid, hopcount,
- IDT_LANE_CTRL(i), &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_LANE_CTRL(i), regval | IDT_LANE_CTRL_GENPW);
+ rio_read_config_32(rdev, IDT_LANE_CTRL(i), &regval);
+ rio_write_config_32(rdev, IDT_LANE_CTRL(i),
+ regval | IDT_LANE_CTRL_GENPW);
}
/*
@@ -296,41 +284,32 @@ idtg2_em_init(struct rio_dev *rdev)
*/
/* Disable JTAG and I2C Error capture */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_AUX_PORT_ERR_CAP_EN, 0);
+ rio_write_config_32(rdev, IDT_AUX_PORT_ERR_CAP_EN, 0);
/* Disable JTAG and I2C Error reporting/logging */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_AUX_ERR_REPORT_EN, 0);
+ rio_write_config_32(rdev, IDT_AUX_ERR_REPORT_EN, 0);
/* Disable Port-Write notification from JTAG */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_JTAG_CTRL, 0);
+ rio_write_config_32(rdev, IDT_JTAG_CTRL, 0);
/* Disable Port-Write notification from I2C */
- rio_mport_read_config_32(mport, destid, hopcount,
- IDT_I2C_MCTRL, &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_I2C_MCTRL,
- regval & ~IDT_I2C_MCTRL_GENPW);
+ rio_read_config_32(rdev, IDT_I2C_MCTRL, &regval);
+ rio_write_config_32(rdev, IDT_I2C_MCTRL, regval & ~IDT_I2C_MCTRL_GENPW);
/*
* Configure CFG_BLK error reporting.
*/
/* Disable Configuration Block error capture */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_CFGBLK_ERR_CAPTURE_EN, 0);
+ rio_write_config_32(rdev, IDT_CFGBLK_ERR_CAPTURE_EN, 0);
/* Disable Port-Writes for Configuration Block error reporting */
- rio_mport_read_config_32(mport, destid, hopcount,
- IDT_CFGBLK_ERR_REPORT, &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_CFGBLK_ERR_REPORT,
- regval & ~IDT_CFGBLK_ERR_REPORT_GENPW);
+ rio_read_config_32(rdev, IDT_CFGBLK_ERR_REPORT, &regval);
+ rio_write_config_32(rdev, IDT_CFGBLK_ERR_REPORT,
+ regval & ~IDT_CFGBLK_ERR_REPORT_GENPW);
/* set TVAL = ~50us */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_LINKTO_CTL_CSR, 0x8e << 8);
return 0;
@@ -339,18 +318,15 @@ idtg2_em_init(struct rio_dev *rdev)
static int
idtg2_em_handler(struct rio_dev *rdev, u8 portnum)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
u32 regval, em_perrdet, em_ltlerrdet;
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->em_efptr + RIO_EM_LTL_ERR_DETECT, &em_ltlerrdet);
if (em_ltlerrdet) {
/* Service Logical/Transport Layer Error(s) */
if (em_ltlerrdet & REM_LTL_ERR_IMPSPEC) {
/* Implementation specific error reported */
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
IDT_ISLTL_ADDRESS_CAP, &regval);
pr_debug("RIO: %s Implementation Specific LTL errors" \
@@ -358,13 +334,12 @@ idtg2_em_handler(struct rio_dev *rdev, u8 portnum)
rio_name(rdev), em_ltlerrdet, regval);
/* Clear implementation specific address capture CSR */
- rio_mport_write_config_32(mport, destid, hopcount,
- IDT_ISLTL_ADDRESS_CAP, 0);
+ rio_write_config_32(rdev, IDT_ISLTL_ADDRESS_CAP, 0);
}
}
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->em_efptr + RIO_EM_PN_ERR_DETECT(portnum), &em_perrdet);
if (em_perrdet) {
/* Service Port-Level Error(s) */
@@ -372,14 +347,14 @@ idtg2_em_handler(struct rio_dev *rdev, u8 portnum)
/* Implementation Specific port error reported */
/* Get IS errors reported */
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
IDT_PORT_ISERR_DET(portnum), &regval);
pr_debug("RIO: %s Implementation Specific Port" \
" errors 0x%x\n", rio_name(rdev), regval);
/* Clear all implementation specific events */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
IDT_PORT_ISERR_DET(portnum), 0);
}
}
@@ -391,14 +366,10 @@ static ssize_t
idtg2_show_errlog(struct device *dev, struct device_attribute *attr, char *buf)
{
struct rio_dev *rdev = to_rio_dev(dev);
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
ssize_t len = 0;
u32 regval;
- while (!rio_mport_read_config_32(mport, destid, hopcount,
- IDT_ERR_RD, &regval)) {
+ while (!rio_read_config_32(rdev, IDT_ERR_RD, &regval)) {
if (!regval) /* 0 = end of log */
break;
len += snprintf(buf + len, PAGE_SIZE - len,
diff --git a/drivers/rapidio/switches/idtcps.c b/drivers/rapidio/switches/idtcps.c
index fc9f637..3a97107 100644
--- a/drivers/rapidio/switches/idtcps.c
+++ b/drivers/rapidio/switches/idtcps.c
@@ -117,10 +117,6 @@ idtcps_get_domain(struct rio_mport *mport, u16 destid, u8 hopcount,
static int idtcps_switch_init(struct rio_dev *rdev, int do_enum)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
-
pr_debug("RIO: %s for %s\n", __func__, rio_name(rdev));
rdev->rswitch->add_entry = idtcps_route_add_entry;
rdev->rswitch->get_entry = idtcps_route_get_entry;
@@ -132,7 +128,7 @@ static int idtcps_switch_init(struct rio_dev *rdev, int do_enum)
if (do_enum) {
/* set TVAL = ~50us */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_LINKTO_CTL_CSR, 0x8e << 8);
}
diff --git a/drivers/rapidio/switches/tsi568.c b/drivers/rapidio/switches/tsi568.c
index b9a389b..3994c00 100644
--- a/drivers/rapidio/switches/tsi568.c
+++ b/drivers/rapidio/switches/tsi568.c
@@ -113,22 +113,17 @@ tsi568_route_clr_table(struct rio_mport *mport, u16 destid, u8 hopcount,
static int
tsi568_em_init(struct rio_dev *rdev)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
u32 regval;
int portnum;
- pr_debug("TSI568 %s [%d:%d]\n", __func__, destid, hopcount);
+ 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_mport_read_config_32(mport, destid, hopcount,
- TSI568_SP_MODE(portnum), &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
- TSI568_SP_MODE(portnum),
- regval | TSI568_SP_MODE_PW_DIS);
+ 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;
diff --git a/drivers/rapidio/switches/tsi57x.c b/drivers/rapidio/switches/tsi57x.c
index 2003fb6..1a62934 100644
--- a/drivers/rapidio/switches/tsi57x.c
+++ b/drivers/rapidio/switches/tsi57x.c
@@ -158,48 +158,45 @@ tsi57x_get_domain(struct rio_mport *mport, u16 destid, u8 hopcount,
static int
tsi57x_em_init(struct rio_dev *rdev)
{
- struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
u32 regval;
int portnum;
- pr_debug("TSI578 %s [%d:%d]\n", __func__, destid, hopcount);
+ 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_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
TSI578_SP_MODE(portnum), &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
TSI578_SP_MODE(portnum),
regval & ~TSI578_SP_MODE_PW_DIS);
/* Clear all pending interrupts */
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr +
RIO_PORT_N_ERR_STS_CSR(portnum),
&regval);
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr +
RIO_PORT_N_ERR_STS_CSR(portnum),
regval & 0x07120214);
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
TSI578_SP_INT_STATUS(portnum), &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
TSI578_SP_INT_STATUS(portnum),
regval & 0x000700bd);
/* Enable all interrupts to allow ports to send a port-write */
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
TSI578_SP_CTL_INDEP(portnum), &regval);
- rio_mport_write_config_32(mport, destid, hopcount,
+ 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_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_CTL_CSR(portnum),
&regval);
if ((regval & RIO_PORT_N_CTL_PWIDTH) == RIO_PORT_N_CTL_PWIDTH_4)
@@ -207,7 +204,7 @@ tsi57x_em_init(struct rio_dev *rdev)
}
/* set TVAL = ~50us */
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_LINKTO_CTL_CSR, 0x9a << 8);
return 0;
@@ -217,14 +214,12 @@ static int
tsi57x_em_handler(struct rio_dev *rdev, u8 portnum)
{
struct rio_mport *mport = rdev->net->hport;
- u16 destid = rdev->rswitch->destid;
- u8 hopcount = rdev->rswitch->hopcount;
u32 intstat, err_status;
int sendcount, checkcount;
u8 route_port;
u32 regval;
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_ERR_STS_CSR(portnum),
&err_status);
@@ -232,15 +227,15 @@ tsi57x_em_handler(struct rio_dev *rdev, u8 portnum)
(err_status & (RIO_PORT_N_ERR_STS_PW_OUT_ES |
RIO_PORT_N_ERR_STS_PW_INP_ES))) {
/* Remove any queued packets by locking/unlocking port */
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_CTL_CSR(portnum),
&regval);
if (!(regval & RIO_PORT_N_CTL_LOCKOUT)) {
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_CTL_CSR(portnum),
regval | RIO_PORT_N_CTL_LOCKOUT);
udelay(50);
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_CTL_CSR(portnum),
regval);
}
@@ -248,7 +243,7 @@ tsi57x_em_handler(struct rio_dev *rdev, u8 portnum)
/* Read from link maintenance response register to clear
* valid bit
*/
- rio_mport_read_config_32(mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr + RIO_PORT_N_MNT_RSP_CSR(portnum),
&regval);
@@ -257,13 +252,12 @@ tsi57x_em_handler(struct rio_dev *rdev, u8 portnum)
*/
sendcount = 3;
while (sendcount) {
- rio_mport_write_config_32(mport, destid, hopcount,
+ rio_write_config_32(rdev,
TSI578_SP_CS_TX(portnum), 0x40fc8000);
checkcount = 3;
while (checkcount--) {
udelay(50);
- rio_mport_read_config_32(
- mport, destid, hopcount,
+ rio_read_config_32(rdev,
rdev->phys_efptr +
RIO_PORT_N_MNT_RSP_CSR(portnum),
&regval);
@@ -277,25 +271,23 @@ tsi57x_em_handler(struct rio_dev *rdev, u8 portnum)
exit_es:
/* Clear implementation specific error status bits */
- rio_mport_read_config_32(mport, destid, hopcount,
- TSI578_SP_INT_STATUS(portnum), &intstat);
+ rio_read_config_32(rdev, TSI578_SP_INT_STATUS(portnum), &intstat);
pr_debug("TSI578[%x:%x] SP%d_INT_STATUS=0x%08x\n",
- destid, hopcount, portnum, intstat);
+ rdev->destid, rdev->hopcount, portnum, intstat);
if (intstat & 0x10000) {
- rio_mport_read_config_32(mport, destid, hopcount,
+ 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, destid, hopcount,
+ tsi57x_route_add_entry(mport, rdev->destid, rdev->hopcount,
RIO_GLOBAL_TABLE, regval, route_port);
}
- rio_mport_write_config_32(mport, destid, hopcount,
- TSI578_SP_INT_STATUS(portnum),
- intstat & 0x000700bd);
+ rio_write_config_32(rdev, TSI578_SP_INT_STATUS(portnum),
+ intstat & 0x000700bd);
return 0;
}
diff --git a/include/linux/rio.h b/include/linux/rio.h
index 0bed941..f6e25b3 100644
--- a/include/linux/rio.h
+++ b/include/linux/rio.h
@@ -98,7 +98,8 @@ union rio_pw_msg;
* @dev: Device model device
* @riores: RIO resources this device owns
* @pwcback: port-write callback function for this device
- * @destid: Network destination ID
+ * @destid: Network destination ID (or associated destid for switch)
+ * @hopcount: Hopcount to this device
* @prev: Previous RIO device connected to the current one
*/
struct rio_dev {
@@ -126,6 +127,7 @@ struct rio_dev {
struct resource riores[RIO_MAX_DEV_RESOURCES];
int (*pwcback) (struct rio_dev *rdev, union rio_pw_msg *msg, int step);
u16 destid;
+ u8 hopcount;
struct rio_dev *prev;
};
@@ -229,8 +231,6 @@ struct rio_net {
* @node: Node in global list of switches
* @rdev: Associated RIO device structure
* @switchid: Switch ID that is unique across a network
- * @hopcount: Hopcount to this switch
- * @destid: Associated destid in the path
* @route_table: Copy of switch routing table
* @port_ok: Status of each port (one bit per port) - OK=1 or UNINIT=0
* @add_entry: Callback for switch-specific route add function
@@ -247,8 +247,6 @@ struct rio_switch {
struct list_head node;
struct rio_dev *rdev;
u16 switchid;
- u16 hopcount;
- u16 destid;
u8 *route_table;
u32 port_ok;
int (*add_entry) (struct rio_mport * mport, u16 destid, u8 hopcount,
diff --git a/include/linux/rio_drv.h b/include/linux/rio_drv.h
index edc55da..e09e565 100644
--- a/include/linux/rio_drv.h
+++ b/include/linux/rio_drv.h
@@ -150,16 +150,8 @@ static inline int rio_local_write_config_8(struct rio_mport *port, u32 offset,
static inline int rio_read_config_32(struct rio_dev *rdev, u32 offset,
u32 * data)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_read_config_32(rdev->net->hport, destid, hopcount,
- offset, data);
+ return rio_mport_read_config_32(rdev->net->hport, rdev->destid,
+ rdev->hopcount, offset, data);
};
/**
@@ -174,16 +166,8 @@ static inline int rio_read_config_32(struct rio_dev *rdev, u32 offset,
static inline int rio_write_config_32(struct rio_dev *rdev, u32 offset,
u32 data)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_write_config_32(rdev->net->hport, destid, hopcount,
- offset, data);
+ return rio_mport_write_config_32(rdev->net->hport, rdev->destid,
+ rdev->hopcount, offset, data);
};
/**
@@ -198,16 +182,8 @@ static inline int rio_write_config_32(struct rio_dev *rdev, u32 offset,
static inline int rio_read_config_16(struct rio_dev *rdev, u32 offset,
u16 * data)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_read_config_16(rdev->net->hport, destid, hopcount,
- offset, data);
+ return rio_mport_read_config_16(rdev->net->hport, rdev->destid,
+ rdev->hopcount, offset, data);
};
/**
@@ -222,16 +198,8 @@ static inline int rio_read_config_16(struct rio_dev *rdev, u32 offset,
static inline int rio_write_config_16(struct rio_dev *rdev, u32 offset,
u16 data)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_write_config_16(rdev->net->hport, destid, hopcount,
- offset, data);
+ return rio_mport_write_config_16(rdev->net->hport, rdev->destid,
+ rdev->hopcount, offset, data);
};
/**
@@ -245,16 +213,8 @@ static inline int rio_write_config_16(struct rio_dev *rdev, u32 offset,
*/
static inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_read_config_8(rdev->net->hport, destid, hopcount,
- offset, data);
+ return rio_mport_read_config_8(rdev->net->hport, rdev->destid,
+ rdev->hopcount, offset, data);
};
/**
@@ -268,16 +228,8 @@ static inline int rio_read_config_8(struct rio_dev *rdev, u32 offset, u8 * data)
*/
static inline int rio_write_config_8(struct rio_dev *rdev, u32 offset, u8 data)
{
- u8 hopcount = 0xff;
- u16 destid = rdev->destid;
-
- if (rdev->rswitch) {
- destid = rdev->rswitch->destid;
- hopcount = rdev->rswitch->hopcount;
- }
-
- return rio_mport_write_config_8(rdev->net->hport, destid, hopcount,
- offset, data);
+ return rio_mport_write_config_8(rdev->net->hport, rdev->destid,
+ rdev->hopcount, offset, data);
};
extern int rio_mport_send_doorbell(struct rio_mport *mport, u16 destid,
generated by cgit v1.1 at 2024-06-17 09:17:16 +0000