From: Tony Lindgren <tony@atomide.com>
To: Nishanth Menon <nm@ti.com>
Cc: linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, Tero Kristo <t-kristo@ti.com>,
Paul Walmsley <paul@pwsan.com>
Subject: Re: [PATCH] ARM: OMAP3+: DPLL: stop reparenting to same parent if already done
Date: Thu, 13 Feb 2014 15:13:17 -0800 [thread overview]
Message-ID: <20140213231317.GN28216@atomide.com> (raw)
In-Reply-To: <1391591048-19433-1-git-send-email-nm@ti.com>
* Nishanth Menon <nm@ti.com> [140205 01:06]:
> omap3_noncore_dpll_set_rate forces a reparent to the same clk_ref
> for every call that takes place. This is an can be done only if a change
> is detected.
>
> Signed-off-by: Nishanth Menon <nm@ti.com>
Would like to see acks on this too before applying.
Tony
> ---
> arch/arm/mach-omap2/dpll3xxx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c
> index 3185ced..d9bcbf7 100644
> --- a/arch/arm/mach-omap2/dpll3xxx.c
> +++ b/arch/arm/mach-omap2/dpll3xxx.c
> @@ -525,7 +525,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate,
> * stuff is inherited for free
> */
>
> - if (!ret)
> + if (!ret && clk_get_parent(hw->clk) != new_parent)
> __clk_reparent(hw->clk, new_parent);
>
> return 0;
> --
> 1.7.9.5
>
WARNING: multiple messages have this Message-ID (diff)
From: tony@atomide.com (Tony Lindgren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: OMAP3+: DPLL: stop reparenting to same parent if already done
Date: Thu, 13 Feb 2014 15:13:17 -0800 [thread overview]
Message-ID: <20140213231317.GN28216@atomide.com> (raw)
In-Reply-To: <1391591048-19433-1-git-send-email-nm@ti.com>
* Nishanth Menon <nm@ti.com> [140205 01:06]:
> omap3_noncore_dpll_set_rate forces a reparent to the same clk_ref
> for every call that takes place. This is an can be done only if a change
> is detected.
>
> Signed-off-by: Nishanth Menon <nm@ti.com>
Would like to see acks on this too before applying.
Tony
> ---
> arch/arm/mach-omap2/dpll3xxx.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/mach-omap2/dpll3xxx.c b/arch/arm/mach-omap2/dpll3xxx.c
> index 3185ced..d9bcbf7 100644
> --- a/arch/arm/mach-omap2/dpll3xxx.c
> +++ b/arch/arm/mach-omap2/dpll3xxx.c
> @@ -525,7 +525,7 @@ int omap3_noncore_dpll_set_rate(struct clk_hw *hw, unsigned long rate,
> * stuff is inherited for free
> */
>
> - if (!ret)
> + if (!ret && clk_get_parent(hw->clk) != new_parent)
> __clk_reparent(hw->clk, new_parent);
>
> return 0;
> --
> 1.7.9.5
>
next prev parent reply other threads:[~2014-02-13 23:13 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-05 9:04 [PATCH] ARM: OMAP3+: DPLL: stop reparenting to same parent if already done Nishanth Menon
2014-02-05 9:04 ` Nishanth Menon
2014-02-05 9:04 ` Nishanth Menon
2014-02-13 23:13 ` Tony Lindgren [this message]
2014-02-13 23:13 ` Tony Lindgren
2014-02-14 13:13 ` Tero Kristo
2014-02-14 13:13 ` Tero Kristo
2014-02-14 13:13 ` Tero Kristo
2014-02-20 3:04 ` Paul Walmsley
2014-02-20 3:04 ` Paul Walmsley
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