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* [PATCH] clk: renesas: rcar-gen3: Fix error return code in cpg_sd_clock_recalc_rate
@ 2017-07-13 21:06 Wolfram Sang
  2017-07-14 14:23 ` Wolfram Sang
  0 siblings, 1 reply; 3+ messages in thread
From: Wolfram Sang @ 2017-07-13 21:06 UTC (permalink / raw)
  To: linux-clk
  Cc: linux-renesas-soc, Geert Uytterhoeven, Takeshi Kihara, Wolfram Sang

From: Takeshi Kihara <takeshi.kihara.df@renesas.com>

In .recalc_rate of struct clk_ops, it is desirable to return 0 if an
error occurs, but -EINVAL is returned. This patch fixes it.

Fixes: 5b1defde7054 ("clk: renesas: cpg-mssr: Extract common R-Car Gen3 support code")
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
---

Totally valid patch forwarded from BSP.

 drivers/clk/renesas/rcar-gen3-cpg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c
index 3dee900522b703..e7371a8c4eb701 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.c
+++ b/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -147,7 +147,7 @@ static unsigned long cpg_sd_clock_recalc_rate(struct clk_hw *hw,
 			break;
 
 	if (i >= clock->div_num)
-		return -EINVAL;
+		return 0;
 
 	return DIV_ROUND_CLOSEST(rate, clock->div_table[i].div);
 }
-- 
2.11.0

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] clk: renesas: rcar-gen3: Fix error return code in cpg_sd_clock_recalc_rate
  2017-07-13 21:06 [PATCH] clk: renesas: rcar-gen3: Fix error return code in cpg_sd_clock_recalc_rate Wolfram Sang
@ 2017-07-14 14:23 ` Wolfram Sang
  0 siblings, 0 replies; 3+ messages in thread
From: Wolfram Sang @ 2017-07-14 14:23 UTC (permalink / raw)
  To: Wolfram Sang
  Cc: linux-clk, linux-renesas-soc, Geert Uytterhoeven, Takeshi Kihara

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On Thu, Jul 13, 2017 at 11:06:56PM +0200, Wolfram Sang wrote:
> From: Takeshi Kihara <takeshi.kihara.df@renesas.com>
> 
> In .recalc_rate of struct clk_ops, it is desirable to return 0 if an
> error occurs, but -EINVAL is returned. This patch fixes it.
> 
> Fixes: 5b1defde7054 ("clk: renesas: cpg-mssr: Extract common R-Car Gen3 support code")
> Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
> Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>

I just saw that Kaneko-san posted this patch as well:

https://patchwork.kernel.org/patch/9688509/

Please pick his patch, I'll add my Rev-by there.


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^ permalink raw reply	[flat|nested] 3+ messages in thread

* [PATCH] clk: renesas: rcar-gen3: Fix error return code in cpg_sd_clock_recalc_rate
@ 2017-04-19 17:46 Yoshihiro Kaneko
  0 siblings, 0 replies; 3+ messages in thread
From: Yoshihiro Kaneko @ 2017-04-19 17:46 UTC (permalink / raw)
  To: linux-clk
  Cc: Michael Turquette, Stephen Boyd, Geert Uytterhoeven,
	Simon Horman, Magnus Damm, linux-renesas-soc

From: Takeshi Kihara <takeshi.kihara.df@renesas.com>

In .recalc_rate of struct clk_ops, it is desirable to return 0 if an
error occurs, but -EINVAL is returned. This patch fixes it.

Fixes: 5b1defde7054 ("clk: renesas: cpg-mssr: Extract common R-Car Gen3 support code")
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Yoshihiro Kaneko <ykaneko0929@gmail.com>
---
This patch is based on the clk-next branch of linux-clk tree.

 drivers/clk/renesas/rcar-gen3-cpg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/renesas/rcar-gen3-cpg.c b/drivers/clk/renesas/rcar-gen3-cpg.c
index 4ab76b1..48c6e98 100644
--- a/drivers/clk/renesas/rcar-gen3-cpg.c
+++ b/drivers/clk/renesas/rcar-gen3-cpg.c
@@ -287,7 +287,7 @@ static unsigned long cpg_sd_clock_recalc_rate(struct clk_hw *hw,
 			break;
 
 	if (i >= clock->div_num)
-		return -EINVAL;
+		return 0;
 
 	return DIV_ROUND_CLOSEST(rate, clock->div_table[i].div);
 }
-- 
1.9.1

^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2017-07-14 14:23 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2017-07-13 21:06 [PATCH] clk: renesas: rcar-gen3: Fix error return code in cpg_sd_clock_recalc_rate Wolfram Sang
2017-07-14 14:23 ` Wolfram Sang
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2017-04-19 17:46 Yoshihiro Kaneko

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