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gpu: nvgpu: unit: add unbind channel check_hw_state

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Add coverage for nvgpu_tsg_unbind_channel_check_hw_state.

Jira NVGPU-3476

Change-Id: Ie1fcea234bb234a757ce4cc3b21d51b7b13c4d03
Signed-off-by: Thomas Fleury <tfleury@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/2123883
GVS: Gerrit_Virtual_Submit
Reviewed-by: Debarshi Dutta <ddutta@nvidia.com>
Reviewed-by: Alex Waterman <alexw@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
This commit is contained in:
Thomas Fleury
2019-05-20 17:04:42 -07:00
committed by mobile promotions
parent 4fad611cb9
commit 53b82d5a84
1 changed files with 92 additions and 0 deletions
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92
userspace/units/fifo/tsg/nvgpu-tsg.c
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@@ -729,6 +729,96 @@ done:
return rc;
}
#define F_TSG_UNBIND_CHANNEL_CHECK_HW_NEXT BIT(0)
#define F_TSG_UNBIND_CHANNEL_CHECK_HW_CTX_RELOAD BIT(1)
#define F_TSG_UNBIND_CHANNEL_CHECK_HW_ENG_FAULTED BIT(2)
#define F_TSG_UNBIND_CHANNEL_CHECK_HW_LAST BIT(3)
static const char const *f_tsg_unbind_channel_check_hw[] = {
"next",
"ctx_reload",
"eng_faulted",
};
static void stub_channel_read_state_NEXT(struct gk20a *g,
struct nvgpu_channel *ch, struct nvgpu_channel_hw_state *state)
{
state->next = true;
}
static int test_tsg_unbind_channel_check_hw_state(struct unit_module *m,
struct gk20a *g, void *args)
{
struct gpu_ops gops = g->ops;
struct nvgpu_channel *ch;
struct nvgpu_tsg *tsg;
u32 branches;
int rc = UNIT_FAIL;
int err;
u32 prune = F_TSG_UNBIND_CHANNEL_CHECK_HW_NEXT;
tsg = nvgpu_tsg_open(g, getpid());
ch = gk20a_open_new_channel(g, ~0U, false, getpid(), getpid());
if (tsg == NULL || ch == NULL ||
nvgpu_tsg_bind_channel(tsg, ch) != 0) {
goto done;
}
for (branches = 0; branches < F_TSG_UNBIND_CHANNEL_CHECK_HW_LAST;
branches++) {
if (pruned(branches, prune)) {
unit_verbose(m, "%s branches=%s (pruned)\n", __func__,
branches_str(branches,
f_tsg_unbind_channel_check_hw));
continue;
}
reset_stub_rc();
g->ops.channel.read_state =
branches & F_TSG_UNBIND_CHANNEL_CHECK_HW_NEXT ?
stub_channel_read_state_NEXT : gops.channel.read_state;
g->ops.tsg.unbind_channel_check_ctx_reload =
branches & F_TSG_UNBIND_CHANNEL_CHECK_HW_CTX_RELOAD ?
gops.tsg.unbind_channel_check_ctx_reload : NULL;
g->ops.tsg.unbind_channel_check_eng_faulted =
branches & F_TSG_UNBIND_CHANNEL_CHECK_HW_ENG_FAULTED ?
gops.tsg.unbind_channel_check_eng_faulted : NULL;
unit_verbose(m, "%s branches=%s\n", __func__,
branches_str(branches, f_tsg_unbind_channel_check_hw));
err = nvgpu_tsg_unbind_channel_check_hw_state(tsg, ch);
if (branches & F_TSG_UNBIND_CHANNEL_CHECK_HW_NEXT) {
if (err == 0) {
goto done;
}
} else {
if (err != 0) {
goto done;
}
}
}
rc = UNIT_SUCCESS;
done:
if (rc == UNIT_FAIL) {
unit_err(m, "%s branches=%s\n", __func__,
branches_str(branches, f_tsg_unbind_channel_check_hw));
}
if (ch != NULL) {
nvgpu_channel_close(ch);
}
if (tsg != NULL) {
nvgpu_ref_put(&tsg->refcount, nvgpu_tsg_release);
}
g->ops = gops;
return rc;
}
static int test_fifo_remove_support(struct unit_module *m,
struct gk20a *g, void *args)
{
@@ -778,6 +868,8 @@ struct unit_module_test nvgpu_tsg_tests[] = {
UNIT_TEST(get_from_id, test_tsg_check_and_get_from_id, &test_args, 0),
UNIT_TEST(bind_channel, test_tsg_bind_channel, &test_args, 0),
UNIT_TEST(unbind_channel, test_tsg_unbind_channel, &test_args, 0),
UNIT_TEST(unbind_channel_check_hw_state,
test_tsg_unbind_channel_check_hw_state, &test_args, 0),
UNIT_TEST(remove_support, test_fifo_remove_support, &test_args, 0),
};