Hello,
On 13/04/15 06:56, Michael Turquette wrote:
> +Sylwester
>
> Quoting Chanwoo Choi (2015-04-01 23:40:36)
>> This patch shows the current clock rate instead of return value
>> when clk_set_rate() return fail because log message means the clock rate.
>>
>> Cc: Mike Turquette <mturque...@linaro.org>
>> Cc: Stephen Boyd <sb...@codeaurora.org>
>> Signed-off-by: Chanwoo Choi <cw00.c...@samsung.com>
>> ---
>> drivers/clk/clk-conf.c | 4 ++--
>> 1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/clk/clk-conf.c b/drivers/clk/clk-conf.c
>> index aad4796..fb1ee65 100644
>> --- a/drivers/clk/clk-conf.c
>> +++ b/drivers/clk/clk-conf.c
>> @@ -107,8 +107,8 @@ static int __set_clk_rates(struct device_node *node,
>> bool clk_supplier)
>>
>> rc = clk_set_rate(clk, rate);
>> if (rc < 0)
>> - pr_err("clk: couldn't set %s clock rate:
>> %d\n",
>> - __clk_get_name(clk), rc);
>> + pr_err("clk: couldn't set %s clock rate:
>> %ld\n",
>> + __clk_get_name(clk),
>> clk_get_rate(clk));
>
> Change seems OK, but what was Sylwester's original intent? We can always
> look up the original/current rate in sysfs, but getting the error code
> printed might be useful for debugging...
Indeed, I thought it was more useful to have the error code shown here.
Alternatively we could make it:
pr_err("clk: couldn't set %s clock rate to %ld (%d)\n",
__clk_get_name(clk), clk_get_rate(clk), rc);
--
Thanks
Sylwester
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