// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2021 Gerhard Engleder <[email protected]> */
#include "tsnep.h"
#include <net/pkt_sched.h>
enum tsnep_test {
TSNEP_TEST_ENABLE = 0,
TSNEP_TEST_TAPRIO,
TSNEP_TEST_TAPRIO_CHANGE,
TSNEP_TEST_TAPRIO_EXTENSION,
};
static const char tsnep_test_strings[][ETH_GSTRING_LEN] = {
"Enable timeout (offline)",
"TAPRIO (offline)",
"TAPRIO change (offline)",
"TAPRIO extension (offline)",
};
#define TSNEP_TEST_COUNT (sizeof(tsnep_test_strings) / ETH_GSTRING_LEN)
static bool enable_gc_timeout(struct tsnep_adapter *adapter)
{
iowrite8(TSNEP_GC_ENABLE_TIMEOUT, adapter->addr + TSNEP_GC);
if (!(ioread32(adapter->addr + TSNEP_GC) & TSNEP_GC_TIMEOUT_ACTIVE))
return false;
return true;
}
static bool gc_timeout_signaled(struct tsnep_adapter *adapter)
{
if (ioread32(adapter->addr + TSNEP_GC) & TSNEP_GC_TIMEOUT_SIGNAL)
return true;
return false;
}
static bool ack_gc_timeout(struct tsnep_adapter *adapter)
{
iowrite8(TSNEP_GC_ENABLE_TIMEOUT, adapter->addr + TSNEP_GC);
if (ioread32(adapter->addr + TSNEP_GC) &
(TSNEP_GC_TIMEOUT_ACTIVE | TSNEP_GC_TIMEOUT_SIGNAL))
return false;
return true;
}
static bool enable_gc(struct tsnep_adapter *adapter, bool a)
{
u8 enable;
u8 active;
if (a) {
enable = TSNEP_GC_ENABLE_A;
active = TSNEP_GC_ACTIVE_A;
} else {
enable = TSNEP_GC_ENABLE_B;
active = TSNEP_GC_ACTIVE_B;
}
iowrite8(enable, adapter->addr + TSNEP_GC);
if (!(ioread32(adapter->addr + TSNEP_GC) & active))
return false;
return true;
}
static bool disable_gc(struct tsnep_adapter *adapter)
{
iowrite8(TSNEP_GC_DISABLE, adapter->addr + TSNEP_GC);
if (ioread32(adapter->addr + TSNEP_GC) &
(TSNEP_GC_ACTIVE_A | TSNEP_GC_ACTIVE_B))
return false;
return true;
}
static bool gc_delayed_enable(struct tsnep_adapter *adapter, bool a, int delay)
{
u64 before, after;
u32 time;
bool enabled;
if (!disable_gc(adapter))
return false;
before = ktime_get_ns();
if (!enable_gc_timeout(adapter))
return false;
/* for start time after timeout, the timeout can guarantee, that enable
* is blocked if too late
*/
time = ioread32(adapter->addr + ECM_SYSTEM_TIME_LOW);
time += TSNEP_GC_TIMEOUT;
iowrite32(time, adapter->addr + TSNEP_GC_TIME);
ndelay(delay);
enabled = enable_gc(adapter, a);
after = ktime_get_ns();
if (delay > TSNEP_GC_TIMEOUT) {
/* timeout must have blocked enable */
if (enabled)
return false;
} else if ((after - before) < TSNEP_GC_TIMEOUT * 14 / 16) {
/* timeout must not have blocked enable */
if (!enabled)
return false;
}
if (enabled) {
if (gc_timeout_signaled(adapter))
return false;
} else {
if (!gc_timeout_signaled(adapter))
return false;
if (!ack_gc_timeout(adapter))
return false;
}
if (!disable_gc(adapter))
return false;
return true;
}
static bool tsnep_test_gc_enable(struct tsnep_adapter *adapter)
{
int i;
iowrite32(0x80000001, adapter->addr + TSNEP_GCL_A + 0);
iowrite32(100000, adapter->addr + TSNEP_GCL_A + 4);
for (i = 0; i < 200000; i += 100) {
if (!gc_delayed_enable(adapter, true, i))
return false;
}
iowrite32(0x80000001, adapter->addr + TSNEP_GCL_B + 0);
iowrite32(100000, adapter->addr + TSNEP_GCL_B + 4);
for (i = 0; i < 200000; i += 100) {
if (!gc_delayed_enable(adapter, false, i))
return false;
}
return true;
}
static void delay_base_time(struct tsnep_adapter *adapter,
struct tc_taprio_qopt_offload *qopt, s64 ms)
{
u64 system_time;
u64 base_time = ktime_to_ns(qopt->base_time);
u64 n;
tsnep_get_system_time(adapter, &system_time);
system_time += ms * 1000000;
n = div64_u64(system_time - base_time, qopt->cycle_time);
qopt->base_time = ktime_add_ns(qopt->base_time,
(n + 1) * qopt->cycle_time);
}
static void get_gate_state(struct tsnep_adapter *adapter, u32 *gc, u32 *gc_time,
u64 *system_time)
{
u32 time_high_before;
u32 time_low;
u32 time_high;
u32 gc_time_before;
time_high = ioread32(adapter->addr + ECM_SYSTEM_TIME_HIGH);
*gc_time = ioread32(adapter->addr + TSNEP_GC_TIME);
do {
time_low = ioread32(adapter->addr + ECM_SYSTEM_TIME_LOW);
*gc = ioread32(adapter->addr + TSNEP_GC);
gc_time_before = *gc_time;
*gc_time = ioread32(adapter->addr + TSNEP_GC_TIME);
time_high_before = time_high;
time_high = ioread32(adapter->addr + ECM_SYSTEM_TIME_HIGH);
} while ((time_high != time_high_before) ||
(*gc_time != gc_time_before));
*system_time = (((u64)time_high) << 32) | ((u64)time_low);
}
static int get_operation(struct tsnep_gcl *gcl, u64 system_time, u64 *next)
{
u64 n = div64_u64(system_time - gcl->base_time, gcl->cycle_time);
u64 cycle_start = gcl->base_time + gcl->cycle_time * n;
int i;
*next = cycle_start;
for (i = 0; i < gcl->count; i++) {
*next += gcl->operation[i].interval;
if (*next > system_time)
break;
}
return i;
}
static bool check_gate(struct tsnep_adapter *adapter)
{
u32 gc_time;
u32 gc;
u64 system_time;
struct tsnep_gcl *curr;
struct tsnep_gcl *prev;
u64 next_time;
u8 gate_open;
u8 next_gate_open;
get_gate_state(adapter, &gc, &gc_time, &system_time);
if (gc & TSNEP_GC_ACTIVE_A) {
curr = &adapter->gcl[0];
prev = &adapter->gcl[1];
} else if (gc & TSNEP_GC_ACTIVE_B) {
curr = &adapter->gcl[1];
prev = &adapter->gcl[0];
} else {
return false;
}
if (curr->start_time <= system_time) {
/* GCL is already active */
int index;
index = get_operation(curr, system_time, &next_time);
gate_open = curr->operation[index].properties & TSNEP_GCL_MASK;
if (index == curr->count - 1)
index = 0;
else
index++;
next_gate_open =
curr->operation[index].properties & TSNEP_GCL_MASK;
} else if (curr->change) {
/* operation of previous GCL is active */
int index;
u64 start_before;
u64 n;
index = get_operation(prev, system_time, &next_time);
next_time = curr->start_time;
start_before = prev->base_time;
n = div64_u64(curr->start_time - start_before,
prev->cycle_time);
start_before += n * prev->cycle_time;
if (curr->start_time == start_before)
start_before -= prev->cycle_time;
if (((start_before + prev->cycle_time_extension) >=
curr->start_time) &&
(curr->start_time - prev->cycle_time_extension <=
system_time)) {
/* extend */
index = prev->count - 1;
}
gate_open = prev->operation[index].properties & TSNEP_GCL_MASK;
next_gate_open =
curr->operation[0].properties & TSNEP_GCL_MASK;
} else {
/* GCL is waiting for start */
next_time = curr->start_time;
gate_open = 0xFF;
next_gate_open = curr->operation[0].properties & TSNEP_GCL_MASK;
}
if (gc_time != (next_time & 0xFFFFFFFF)) {
dev_err(&adapter->pdev->dev, "gate control time 0x%x!=0x%llx\n",
gc_time, next_time);
return false;
}
if (((gc & TSNEP_GC_OPEN) >> TSNEP_GC_OPEN_SHIFT) != gate_open) {
dev_err(&adapter->pdev->dev,
"gate control open 0x%02x!=0x%02x\n",
((gc & TSNEP_GC_OPEN) >> TSNEP_GC_OPEN_SHIFT),
gate_open);
return false;
}
if (((gc & TSNEP_GC_NEXT_OPEN) >> TSNEP_GC_NEXT_OPEN_SHIFT) !=
next_gate_open) {
dev_err(&adapter->pdev->dev,
"gate control next open 0x%02x!=0x%02x\n",
((gc & TSNEP_GC_NEXT_OPEN) >> TSNEP_GC_NEXT_OPEN_SHIFT),
next_gate_open);
return false;
}
return true;
}
static bool check_gate_duration(struct tsnep_adapter *adapter, s64 ms)
{
ktime_t start = ktime_get();
do {
if (!check_gate(adapter))
return false;
} while (ktime_ms_delta(ktime_get(), start) < ms);
return true;
}
static bool enable_check_taprio(struct tsnep_adapter *adapter,
struct tc_taprio_qopt_offload *qopt, s64 ms)
{
int retval;
retval = tsnep_tc_setup(adapter->netdev, TC_SETUP_QDISC_TAPRIO, qopt);
if (retval)
return false;
if (!check_gate_duration(adapter, ms))
return false;
return true;
}
static bool disable_taprio(struct tsnep_adapter *adapter)
{
struct tc_taprio_qopt_offload qopt;
int retval;
memset(&qopt, 0, sizeof(qopt));
qopt.cmd = TAPRIO_CMD_DESTROY;
retval = tsnep_tc_setup(adapter->netdev, TC_SETUP_QDISC_TAPRIO, &qopt);
if (retval)
return false;
return true;
}
static bool run_taprio(struct tsnep_adapter *adapter,
struct tc_taprio_qopt_offload *qopt, s64 ms)
{
if (!enable_check_taprio(adapter, qopt, ms))
return false;
if (!disable_taprio(adapter))
return false;
return true;
}
static bool tsnep_test_taprio(struct tsnep_adapter *adapter)
{
struct tc_taprio_qopt_offload *qopt;
int i;
qopt = kzalloc(struct_size(qopt, entries, 255), GFP_KERNEL);
if (!qopt)
return false;
for (i = 0; i < 255; i++)
qopt->entries[i].command = TC_TAPRIO_CMD_SET_GATES;
qopt->cmd = TAPRIO_CMD_REPLACE;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 1500000;
qopt->cycle_time_extension = 0;
qopt->entries[0].gate_mask = 0x02;
qopt->entries[0].interval = 200000;
qopt->entries[1].gate_mask = 0x03;
qopt->entries[1].interval = 800000;
qopt->entries[2].gate_mask = 0x07;
qopt->entries[2].interval = 240000;
qopt->entries[3].gate_mask = 0x01;
qopt->entries[3].interval = 80000;
qopt->entries[4].gate_mask = 0x04;
qopt->entries[4].interval = 70000;
qopt->entries[5].gate_mask = 0x06;
qopt->entries[5].interval = 60000;
qopt->entries[6].gate_mask = 0x0F;
qopt->entries[6].interval = 50000;
qopt->num_entries = 7;
if (!run_taprio(adapter, qopt, 100))
goto failed;
qopt->cmd = TAPRIO_CMD_REPLACE;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 411854;
qopt->cycle_time_extension = 0;
qopt->entries[0].gate_mask = 0x17;
qopt->entries[0].interval = 23842;
qopt->entries[1].gate_mask = 0x16;
qopt->entries[1].interval = 13482;
qopt->entries[2].gate_mask = 0x15;
qopt->entries[2].interval = 49428;
qopt->entries[3].gate_mask = 0x14;
qopt->entries[3].interval = 38189;
qopt->entries[4].gate_mask = 0x13;
qopt->entries[4].interval = 92321;
qopt->entries[5].gate_mask = 0x12;
qopt->entries[5].interval = 71239;
qopt->entries[6].gate_mask = 0x11;
qopt->entries[6].interval = 69932;
qopt->entries[7].gate_mask = 0x10;
qopt->entries[7].interval = 53421;
qopt->num_entries = 8;
if (!run_taprio(adapter, qopt, 100))
goto failed;
qopt->cmd = TAPRIO_CMD_REPLACE;
qopt->base_time = ktime_set(0, 0);
delay_base_time(adapter, qopt, 12);
qopt->cycle_time = 125000;
qopt->cycle_time_extension = 0;
qopt->entries[0].gate_mask = 0x27;
qopt->entries[0].interval = 15000;
qopt->entries[1].gate_mask = 0x26;
qopt->entries[1].interval = 15000;
qopt->entries[2].gate_mask = 0x25;
qopt->entries[2].interval = 12500;
qopt->entries[3].gate_mask = 0x24;
qopt->entries[3].interval = 17500;
qopt->entries[4].gate_mask = 0x23;
qopt->entries[4].interval = 10000;
qopt->entries[5].gate_mask = 0x22;
qopt->entries[5].interval = 11000;
qopt->entries[6].gate_mask = 0x21;
qopt->entries[6].interval = 9000;
qopt->entries[7].gate_mask = 0x20;
qopt->entries[7].interval = 10000;
qopt->entries[8].gate_mask = 0x20;
qopt->entries[8].interval = 12500;
qopt->entries[9].gate_mask = 0x20;
qopt->entries[9].interval = 12500;
qopt->num_entries = 10;
if (!run_taprio(adapter, qopt, 100))
goto failed;
kfree(qopt);
return true;
failed:
disable_taprio(adapter);
kfree(qopt);
return false;
}
static bool tsnep_test_taprio_change(struct tsnep_adapter *adapter)
{
struct tc_taprio_qopt_offload *qopt;
int i;
qopt = kzalloc(struct_size(qopt, entries, 255), GFP_KERNEL);
if (!qopt)
return false;
for (i = 0; i < 255; i++)
qopt->entries[i].command = TC_TAPRIO_CMD_SET_GATES;
qopt->cmd = TAPRIO_CMD_REPLACE;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 100000;
qopt->cycle_time_extension = 0;
qopt->entries[0].gate_mask = 0x30;
qopt->entries[0].interval = 20000;
qopt->entries[1].gate_mask = 0x31;
qopt->entries[1].interval = 80000;
qopt->num_entries = 2;
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to identical */
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
delay_base_time(adapter, qopt, 17);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to same cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->entries[0].gate_mask = 0x42;
qopt->entries[1].gate_mask = 0x43;
delay_base_time(adapter, qopt, 2);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->entries[0].gate_mask = 0x54;
qopt->entries[0].interval = 33333;
qopt->entries[1].gate_mask = 0x55;
qopt->entries[1].interval = 66667;
delay_base_time(adapter, qopt, 23);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->entries[0].gate_mask = 0x66;
qopt->entries[0].interval = 50000;
qopt->entries[1].gate_mask = 0x67;
qopt->entries[1].interval = 25000;
qopt->entries[2].gate_mask = 0x68;
qopt->entries[2].interval = 25000;
qopt->num_entries = 3;
delay_base_time(adapter, qopt, 11);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to multiple of cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 200000;
qopt->entries[0].gate_mask = 0x79;
qopt->entries[0].interval = 50000;
qopt->entries[1].gate_mask = 0x7A;
qopt->entries[1].interval = 150000;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 11);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 1000000;
qopt->entries[0].gate_mask = 0x7B;
qopt->entries[0].interval = 125000;
qopt->entries[1].gate_mask = 0x7C;
qopt->entries[1].interval = 250000;
qopt->entries[2].gate_mask = 0x7D;
qopt->entries[2].interval = 375000;
qopt->entries[3].gate_mask = 0x7E;
qopt->entries[3].interval = 250000;
qopt->num_entries = 4;
delay_base_time(adapter, qopt, 3);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to shorter cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 333333;
qopt->entries[0].gate_mask = 0x8F;
qopt->entries[0].interval = 166666;
qopt->entries[1].gate_mask = 0x80;
qopt->entries[1].interval = 166667;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 11);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 62500;
qopt->entries[0].gate_mask = 0x81;
qopt->entries[0].interval = 31250;
qopt->entries[1].gate_mask = 0x82;
qopt->entries[1].interval = 15625;
qopt->entries[2].gate_mask = 0x83;
qopt->entries[2].interval = 15625;
qopt->num_entries = 3;
delay_base_time(adapter, qopt, 1);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to longer cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 400000;
qopt->entries[0].gate_mask = 0x84;
qopt->entries[0].interval = 100000;
qopt->entries[1].gate_mask = 0x85;
qopt->entries[1].interval = 100000;
qopt->entries[2].gate_mask = 0x86;
qopt->entries[2].interval = 100000;
qopt->entries[3].gate_mask = 0x87;
qopt->entries[3].interval = 100000;
qopt->num_entries = 4;
delay_base_time(adapter, qopt, 7);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 1700000;
qopt->entries[0].gate_mask = 0x88;
qopt->entries[0].interval = 200000;
qopt->entries[1].gate_mask = 0x89;
qopt->entries[1].interval = 300000;
qopt->entries[2].gate_mask = 0x8A;
qopt->entries[2].interval = 600000;
qopt->entries[3].gate_mask = 0x8B;
qopt->entries[3].interval = 100000;
qopt->entries[4].gate_mask = 0x8C;
qopt->entries[4].interval = 500000;
qopt->num_entries = 5;
delay_base_time(adapter, qopt, 6);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
if (!disable_taprio(adapter))
goto failed;
kfree(qopt);
return true;
failed:
disable_taprio(adapter);
kfree(qopt);
return false;
}
static bool tsnep_test_taprio_extension(struct tsnep_adapter *adapter)
{
struct tc_taprio_qopt_offload *qopt;
int i;
qopt = kzalloc(struct_size(qopt, entries, 255), GFP_KERNEL);
if (!qopt)
return false;
for (i = 0; i < 255; i++)
qopt->entries[i].command = TC_TAPRIO_CMD_SET_GATES;
qopt->cmd = TAPRIO_CMD_REPLACE;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 100000;
qopt->cycle_time_extension = 50000;
qopt->entries[0].gate_mask = 0x90;
qopt->entries[0].interval = 20000;
qopt->entries[1].gate_mask = 0x91;
qopt->entries[1].interval = 80000;
qopt->num_entries = 2;
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to different phase */
qopt->base_time = ktime_set(0, 50000);
qopt->entries[0].gate_mask = 0x92;
qopt->entries[0].interval = 33000;
qopt->entries[1].gate_mask = 0x93;
qopt->entries[1].interval = 67000;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 2);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to different phase and longer cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 1000000;
qopt->cycle_time_extension = 700000;
qopt->entries[0].gate_mask = 0x94;
qopt->entries[0].interval = 400000;
qopt->entries[1].gate_mask = 0x95;
qopt->entries[1].interval = 600000;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 7);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 700000);
qopt->cycle_time = 2000000;
qopt->cycle_time_extension = 1900000;
qopt->entries[0].gate_mask = 0x96;
qopt->entries[0].interval = 400000;
qopt->entries[1].gate_mask = 0x97;
qopt->entries[1].interval = 1600000;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 9);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to different phase and shorter cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 1500000;
qopt->cycle_time_extension = 700000;
qopt->entries[0].gate_mask = 0x98;
qopt->entries[0].interval = 400000;
qopt->entries[1].gate_mask = 0x99;
qopt->entries[1].interval = 600000;
qopt->entries[2].gate_mask = 0x9A;
qopt->entries[2].interval = 500000;
qopt->num_entries = 3;
delay_base_time(adapter, qopt, 3);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 100000);
qopt->cycle_time = 500000;
qopt->cycle_time_extension = 300000;
qopt->entries[0].gate_mask = 0x9B;
qopt->entries[0].interval = 150000;
qopt->entries[1].gate_mask = 0x9C;
qopt->entries[1].interval = 350000;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 9);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
/* change to different cycle time */
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 1000000;
qopt->cycle_time_extension = 700000;
qopt->entries[0].gate_mask = 0xAD;
qopt->entries[0].interval = 400000;
qopt->entries[1].gate_mask = 0xAE;
qopt->entries[1].interval = 300000;
qopt->entries[2].gate_mask = 0xAF;
qopt->entries[2].interval = 300000;
qopt->num_entries = 3;
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 400000;
qopt->cycle_time_extension = 100000;
qopt->entries[0].gate_mask = 0xA0;
qopt->entries[0].interval = 200000;
qopt->entries[1].gate_mask = 0xA1;
qopt->entries[1].interval = 200000;
qopt->num_entries = 2;
delay_base_time(adapter, qopt, 19);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 500000;
qopt->cycle_time_extension = 499999;
qopt->entries[0].gate_mask = 0xB2;
qopt->entries[0].interval = 100000;
qopt->entries[1].gate_mask = 0xB3;
qopt->entries[1].interval = 100000;
qopt->entries[2].gate_mask = 0xB4;
qopt->entries[2].interval = 100000;
qopt->entries[3].gate_mask = 0xB5;
qopt->entries[3].interval = 200000;
qopt->num_entries = 4;
delay_base_time(adapter, qopt, 19);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
qopt->base_time = ktime_set(0, 0);
qopt->cycle_time = 6000000;
qopt->cycle_time_extension = 5999999;
qopt->entries[0].gate_mask = 0xC6;
qopt->entries[0].interval = 1000000;
qopt->entries[1].gate_mask = 0xC7;
qopt->entries[1].interval = 1000000;
qopt->entries[2].gate_mask = 0xC8;
qopt->entries[2].interval = 1000000;
qopt->entries[3].gate_mask = 0xC9;
qopt->entries[3].interval = 1500000;
qopt->entries[4].gate_mask = 0xCA;
qopt->entries[4].interval = 1500000;
qopt->num_entries = 5;
delay_base_time(adapter, qopt, 1);
if (!enable_check_taprio(adapter, qopt, 100))
goto failed;
if (!disable_taprio(adapter))
goto failed;
kfree(qopt);
return true;
failed:
disable_taprio(adapter);
kfree(qopt);
return false;
}
int tsnep_ethtool_get_test_count(void)
{
return TSNEP_TEST_COUNT;
}
void tsnep_ethtool_get_test_strings(u8 *data)
{
memcpy(data, tsnep_test_strings, sizeof(tsnep_test_strings));
}
void tsnep_ethtool_self_test(struct net_device *netdev,
struct ethtool_test *eth_test, u64 *data)
{
struct tsnep_adapter *adapter = netdev_priv(netdev);
eth_test->len = TSNEP_TEST_COUNT;
if (eth_test->flags != ETH_TEST_FL_OFFLINE) {
/* no tests are done online */
data[TSNEP_TEST_ENABLE] = 0;
data[TSNEP_TEST_TAPRIO] = 0;
data[TSNEP_TEST_TAPRIO_CHANGE] = 0;
data[TSNEP_TEST_TAPRIO_EXTENSION] = 0;
return;
}
if (tsnep_test_gc_enable(adapter)) {
data[TSNEP_TEST_ENABLE] = 0;
} else {
eth_test->flags |= ETH_TEST_FL_FAILED;
data[TSNEP_TEST_ENABLE] = 1;
}
if (tsnep_test_taprio(adapter)) {
data[TSNEP_TEST_TAPRIO] = 0;
} else {
eth_test->flags |= ETH_TEST_FL_FAILED;
data[TSNEP_TEST_TAPRIO] = 1;
}
if (tsnep_test_taprio_change(adapter)) {
data[TSNEP_TEST_TAPRIO_CHANGE] = 0;
} else {
eth_test->flags |= ETH_TEST_FL_FAILED;
data[TSNEP_TEST_TAPRIO_CHANGE] = 1;
}
if (tsnep_test_taprio_extension(adapter)) {
data[TSNEP_TEST_TAPRIO_EXTENSION] = 0;
} else {
eth_test->flags |= ETH_TEST_FL_FAILED;
data[TSNEP_TEST_TAPRIO_EXTENSION] = 1;
}
}