diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/ethernet/engleder/tsnep_selftests.c | 811 |
1 files changed, 811 insertions, 0 deletions
diff --git a/drivers/net/ethernet/engleder/tsnep_selftests.c b/drivers/net/ethernet/engleder/tsnep_selftests.c new file mode 100644 index 000000000000..1581d6b22232 --- /dev/null +++ b/drivers/net/ethernet/engleder/tsnep_selftests.c @@ -0,0 +1,811 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (C) 2021 Gerhard Engleder <gerhard@engleder-embedded.com> */ + +#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.enable = 0; + 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->enable = 1; + 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->enable = 1; + 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->enable = 1; + 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->enable = 1; + 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->enable = 1; + 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; + } +} |