diff options
Diffstat (limited to 'drivers/clk/clk.c')
| -rw-r--r-- | drivers/clk/clk.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c index cf7720b9172f..0565c87656cf 100644 --- a/drivers/clk/clk.c +++ b/drivers/clk/clk.c @@ -2283,7 +2283,7 @@ static struct clk_core *clk_calc_new_rates(struct clk_core *core, unsigned long min_rate; unsigned long max_rate; int p_index = 0; - long ret; + int ret; /* sanity */ if (IS_ERR_OR_NULL(core)) @@ -4397,6 +4397,13 @@ fail_ops: fail_name: kref_put(&core->ref, __clk_release); fail_out: + if (dev) { + dev_err_probe(dev, ret, "failed to register clk '%s' (%pS)\n", + init->name, hw); + } else { + pr_err("%pOF: error %pe: failed to register clk '%s' (%pS)\n", + np, ERR_PTR(ret), init->name, hw); + } return ERR_PTR(ret); } @@ -5258,6 +5265,10 @@ of_clk_get_hw_from_clkspec(struct of_phandle_args *clkspec) if (!clkspec) return ERR_PTR(-EINVAL); + /* Check if node in clkspec is in disabled/fail state */ + if (!of_device_is_available(clkspec->np)) + return ERR_PTR(-ENOENT); + mutex_lock(&of_clk_mutex); list_for_each_entry(provider, &of_clk_providers, link) { if (provider->node == clkspec->np) { |