Re: [PATCH] clk: Add requested rate to clock summary output

From: Peter De Schrijver
Date: Fri Apr 07 2017 - 07:49:21 EST


On Wed, Mar 22, 2017 at 03:20:03PM +0200, Peter De Schrijver wrote:
> From: Alex Frid <afrid@xxxxxxxxxx>
>
> Added requested rate to clock summary output and to clock dump. This is
> useful for clock tree debugging. Also expand the clock name field in the
> clock tree debugfs output to provide room for deep multi-tier trees like
> on Tegra.
>

Ping! Any comments on this?

Peter.

> Signed-off-by: Alex Frid <afrid@xxxxxxxxxx>
> Signed-off-by: Peter De Schrijver <pdeschrijver@xxxxxxxxxx>
> ---
> drivers/clk/clk.c | 11 ++++++-----
> 1 file changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/clk/clk.c b/drivers/clk/clk.c
> index 0b815d1..3f6ae6d 100644
> --- a/drivers/clk/clk.c
> +++ b/drivers/clk/clk.c
> @@ -2007,10 +2007,10 @@ static void clk_summary_show_one(struct seq_file *s, struct clk_core *c,
> if (!c)
> return;
>
> - seq_printf(s, "%*s%-*s %11d %12d %11lu %10lu %-3d\n",
> + seq_printf(s, "%*s%-*s %11d %12d %11lu %11lu %10lu %-3d\n",
> level * 3 + 1, "",
> - 30 - level * 3, c->name,
> - c->enable_count, c->prepare_count, clk_core_get_rate(c),
> + 48 - level * 3, c->name, c->enable_count,
> + c->prepare_count, clk_core_get_rate(c), c->req_rate,
> clk_core_get_accuracy(c), clk_core_get_phase(c));
> }
>
> @@ -2033,8 +2033,8 @@ static int clk_summary_show(struct seq_file *s, void *data)
> struct clk_core *c;
> struct hlist_head **lists = (struct hlist_head **)s->private;
>
> - seq_puts(s, " clock enable_cnt prepare_cnt rate accuracy phase\n");
> - seq_puts(s, "----------------------------------------------------------------------------------------\n");
> + seq_puts(s, " clock enable_cnt prepare_cnt rate req_rate accuracy phase\n");
> + seq_puts(s, "----------------------------------------------------------------------------------------------------------------------\n");
>
> clk_prepare_lock();
>
> @@ -2070,6 +2070,7 @@ static void clk_dump_one(struct seq_file *s, struct clk_core *c, int level)
> seq_printf(s, "\"enable_count\": %d,", c->enable_count);
> seq_printf(s, "\"prepare_count\": %d,", c->prepare_count);
> seq_printf(s, "\"rate\": %lu,", clk_core_get_rate(c));
> + seq_printf(s, "\"req_rate\": %lu,", c->req_rate);
> seq_printf(s, "\"accuracy\": %lu,", clk_core_get_accuracy(c));
> seq_printf(s, "\"phase\": %d", clk_core_get_phase(c));
> }
> --
> 1.9.1
>