thunderbolt: Add some more descriptive probe error messages

Currently there's a lot of silent error-return paths in various places
where nhi_probe() can fail. Sprinkle some prints to make it clearer
where the problem is.

Signed-off-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
This commit is contained in:
Konrad Dybcio
2026-05-21 12:40:03 +02:00
committed by Mika Westerberg
parent dd60fb487e
commit 15bcac35ba
2 changed files with 6 additions and 5 deletions

View File

@@ -1223,7 +1223,7 @@ int nhi_probe(struct tb_nhi *nhi)
if (nhi->ops->init) {
res = nhi->ops->init(nhi);
if (res)
return res;
return dev_err_probe(dev, res, "NHI specific init failed\n");
}
tb = nhi_select_cm(nhi);
@@ -1244,7 +1244,7 @@ int nhi_probe(struct tb_nhi *nhi)
tb_domain_put(tb);
wait_for_completion(&nhi->domain_released);
nhi_shutdown(nhi);
return res;
return dev_err_probe(dev, res, "failed to add domain\n");
}
dev_set_drvdata(dev, tb);

View File

@@ -3000,7 +3000,8 @@ static int tb_start(struct tb *tb, bool reset)
tb->root_switch = tb_switch_alloc(tb, &tb->dev, 0);
if (IS_ERR(tb->root_switch))
return PTR_ERR(tb->root_switch);
return dev_err_probe(tb->nhi->dev, PTR_ERR(tb->root_switch),
"failed to allocate host router\n");
/*
* ICM firmware upgrade needs running firmware and in native
@@ -3017,14 +3018,14 @@ static int tb_start(struct tb *tb, bool reset)
ret = tb_switch_configure(tb->root_switch);
if (ret) {
tb_switch_put(tb->root_switch);
return ret;
return dev_err_probe(tb->nhi->dev, ret, "failed to configure host router\n");
}
/* Announce the switch to the world */
ret = tb_switch_add(tb->root_switch);
if (ret) {
tb_switch_put(tb->root_switch);
return ret;
return dev_err_probe(tb->nhi->dev, ret, "failed to add host router\n");
}
/*