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From: Kishon Vijay Abraham I <kishon@ti.com>
To: Stephen Boyd <sboyd@kernel.org>,
	Michael Turquette <mturquette@baylibre.com>
Cc: <linux-kernel@vger.kernel.org>, <linux-clk@vger.kernel.org>,
	Roger Quadros <rogerq@ti.com>
Subject: Re: [PATCH 8/9] phy: ti: am654-serdes: Don't reference clk_init_data after registration
Date: Fri, 2 Aug 2019 18:15:55 +0530	[thread overview]
Message-ID: <85f4dd66-0e99-7ecf-5b18-ad1715520ceb@ti.com> (raw)
In-Reply-To: <20190731193517.237136-9-sboyd@kernel.org>



On 01/08/19 1:05 AM, Stephen Boyd wrote:
> A future patch is going to change semantics of clk_register() so that
> clk_hw::init is guaranteed to be NULL after a clk is registered. Avoid
> referencing this member here so that we don't run into NULL pointer
> exceptions.
> 
> Cc: Roger Quadros <rogerq@ti.com>
> Cc: Kishon Vijay Abraham I <kishon@ti.com>
> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
> ---
> 
> Please ack so I can take this through clk tree

Acked-by: Kishon Vijay Abraham I <kishon@ti.com>
> 
>  drivers/phy/ti/phy-am654-serdes.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/phy/ti/phy-am654-serdes.c b/drivers/phy/ti/phy-am654-serdes.c
> index f8edd0840fa2..398a8c9b675a 100644
> --- a/drivers/phy/ti/phy-am654-serdes.c
> +++ b/drivers/phy/ti/phy-am654-serdes.c
> @@ -335,6 +335,7 @@ static int serdes_am654_clk_mux_set_parent(struct clk_hw *hw, u8 index)
>  {
>  	struct serdes_am654_clk_mux *mux = to_serdes_am654_clk_mux(hw);
>  	struct regmap *regmap = mux->regmap;
> +	const char *name = clk_hw_get_name(hw);
>  	unsigned int reg = mux->reg;
>  	int clk_id = mux->clk_id;
>  	int parents[SERDES_NUM_CLOCKS];
> @@ -374,8 +375,7 @@ static int serdes_am654_clk_mux_set_parent(struct clk_hw *hw, u8 index)
>  		 * This can never happen, unless we missed
>  		 * a valid combination in serdes_am654_mux_table.
>  		 */
> -		WARN(1, "Failed to find the parent of %s clock\n",
> -		     hw->init->name);
> +		WARN(1, "Failed to find the parent of %s clock\n", name);
>  		return -EINVAL;
>  	}
>  
> 

  reply	other threads:[~2019-08-02 12:47 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-31 19:35 [PATCH 0/9] Make clk_hw::init NULL after clk registration Stephen Boyd
2019-07-31 19:35 ` [PATCH 1/9] clk: actions: Don't reference clk_init_data after registration Stephen Boyd
2019-08-03 12:48   ` Manivannan Sadhasivam
2019-08-14  0:24   ` Stephen Boyd
2019-08-16 11:22   ` Manivannan Sadhasivam
2019-08-16 14:50     ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 2/9] clk: lochnagar: " Stephen Boyd
2019-08-01  8:07   ` Charles Keepax
2019-08-14  0:24   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 3/9] clk: meson: axg-audio: " Stephen Boyd
2019-07-31 19:53   ` Neil Armstrong
2019-08-06  8:49   ` Jerome Brunet
2019-08-06 21:48     ` Stephen Boyd
2019-08-07 13:57       ` Jerome Brunet
2019-08-14  0:24   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 4/9] clk: qcom: " Stephen Boyd
2019-08-04 17:49   ` Taniya Das
2019-08-14  0:24   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 5/9] clk: sirf: " Stephen Boyd
2019-08-14  0:25   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 6/9] clk: socfpga: " Stephen Boyd
2019-08-01 15:12   ` Dinh Nguyen
2019-08-01 16:13     ` Stephen Boyd
2019-08-14  0:25   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 7/9] clk: sprd: " Stephen Boyd
2019-08-01  7:41   ` Baolin Wang
2019-08-02  1:57   ` Chunyan Zhang
2019-08-14  0:25   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 8/9] phy: ti: am654-serdes: " Stephen Boyd
2019-08-02 12:45   ` Kishon Vijay Abraham I [this message]
2019-08-14  0:25   ` Stephen Boyd
2019-07-31 19:35 ` [PATCH 9/9] clk: Overwrite clk_hw::init with NULL during clk_register() Stephen Boyd
2019-08-08 16:14   ` Sylwester Nawrocki
2019-08-14  0:25   ` Stephen Boyd

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