netdev - Re: [PATCH 1/6] drivers: net: cpts: Remove hardcoded clock name for CPTS

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Message-ID: <20140428143115.GC30292@saruman.home>
Date:	Mon, 28 Apr 2014 09:31:15 -0500
From:	Felipe Balbi <balbi@...com>
To:	George Cherian <george.cherian@...com>
CC:	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<devicetree@...r.kernel.org>, <linux-omap@...r.kernel.org>,
	<davem@...emloft.net>, <richardcochran@...il.com>,
	<jeffrey.t.kirsher@...el.com>, <dborkman@...hat.com>,
	<ast@...mgrid.com>, <tklauser@...tanz.ch>, <mpa@...gutronix.de>,
	<bhutchings@...arflare.com>, <zonque@...il.com>, <balbi@...com>,
	<mugunthanvnm@...com>, <t-kristo@...com>, <mturquette@...aro.org>,
	<linux@....linux.org.uk>, <galak@...eaurora.org>,
	<ijc+devicetree@...lion.org.uk>, <mark.rutland@....com>,
	<pawel.moll@....com>, <robh+dt@...nel.org>, <tony@...mide.com>,
	<bcousson@...libre.com>
Subject: Re: [PATCH 1/6] drivers: net: cpts: Remove hardcoded clock name for
 CPTS

On Mon, Apr 28, 2014 at 09:40:20AM +0530, George Cherian wrote:
> CPTS refclk name is hardcoded, which makes it fail in case of DRA7x
> Remove the hardcoded clock name for CPTS refclk and get the same from DT.
> 
> Signed-off-by: George Cherian <george.cherian@...com>
> ---
>  drivers/net/ethernet/ti/cpts.c | 11 ++++-------
>  1 file changed, 4 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
> index 2435139..0b6f6f7 100644
> --- a/drivers/net/ethernet/ti/cpts.c
> +++ b/drivers/net/ethernet/ti/cpts.c
> @@ -236,13 +236,11 @@ static void cpts_overflow_check(struct work_struct *work)
>  	schedule_delayed_work(&cpts->overflow_work, CPTS_OVERFLOW_PERIOD);
>  }
>  
> -#define CPTS_REF_CLOCK_NAME "cpsw_cpts_rft_clk"
> -
> -static void cpts_clk_init(struct cpts *cpts)
> +static void cpts_clk_init(struct device *dev, struct cpts *cpts)
>  {
> -	cpts->refclk = clk_get(NULL, CPTS_REF_CLOCK_NAME);
> +	cpts->refclk = devm_clk_get(dev, "cpts");
>  	if (IS_ERR(cpts->refclk)) {
> -		pr_err("Failed to clk_get %s\n", CPTS_REF_CLOCK_NAME);
> +		pr_err("Failed to get cpts refclk\n");

now you have a dev pointer as argument, how about converting this to
dev_err() ?

-- 
balbi

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