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From: Joe Perches <joe@perches.com>
To: Benoit Parrot <bparrot@ti.com>, Hans Verkuil <hverkuil@xs4all.nl>
Cc: Prabhakar Lad <prabhakar.csengg@gmail.com>,
	linux-media@vger.kernel.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [Patch 09/13] media: am437x-vpfe: fix function trace debug log
Date: Mon, 09 Sep 2019 09:54:56 -0700	[thread overview]
Message-ID: <ec66e477095bcddb86ffcc7ca10d3e0bbe72f943.camel@perches.com> (raw)
In-Reply-To: <20190909162743.30114-10-bparrot@ti.com>

On Mon, 2019-09-09 at 11:27 -0500, Benoit Parrot wrote:
> checkpatch.pl nows reports several:
> WARNING: Prefer using '"%s...", __func__' to using '<function name>',
> this function's name, in a string
> 
> So fix these for the whole driver.

Most of these seem to be function tracing comments
that should probably be removed instead.

The generic kernel facility ftrace works well.

> diff --git a/drivers/media/platform/am437x/am437x-vpfe.c b/drivers/media/platform/am437x/am437x-vpfe.c
[]
> @@ -466,7 +466,7 @@ static void vpfe_ccdc_config_ycbcr(struct vpfe_ccdc *ccdc)
>  	struct ccdc_params_ycbcr *params = &ccdc->ccdc_cfg.ycbcr;
>  	u32 syn_mode;
>  
> -	vpfe_dbg(3, vpfe, "vpfe_ccdc_config_ycbcr:\n");
> +	vpfe_dbg(3, vpfe, "%s:\n", __func__);

Remove this instead

>  	/*
>  	 * first restore the CCDC registers to default values
>  	 * This is important since we assume default values to be set in
> @@ -598,7 +598,7 @@ static void vpfe_ccdc_config_raw(struct vpfe_ccdc *ccdc)
>  	unsigned int syn_mode;
>  	unsigned int val;
>  
> -	vpfe_dbg(3, vpfe, "vpfe_ccdc_config_raw:\n");
> +	vpfe_dbg(3, vpfe, "%s:\n", __func__);

here too, etc...



  reply	other threads:[~2019-09-09 16:55 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-09 16:27 [Patch 00/13] media: am437x-vpfe: overdue maintenance Benoit Parrot
2019-09-09 16:27 ` [Patch 01/13] media: am437x-vpfe: Fix suspend path to always handle pinctrl config Benoit Parrot
2019-09-13 12:59   ` Hans Verkuil
2019-09-13 13:24     ` Benoit Parrot
2019-09-09 16:27 ` [Patch 02/13] media: am437x-vpfe: Fix missing first line Benoit Parrot
2019-09-13 13:00   ` Hans Verkuil
2019-09-13 13:25     ` Benoit Parrot
2019-09-09 16:27 ` [Patch 03/13] media: am437x-vpfe: Rework ISR routine for clarity Benoit Parrot
2019-09-09 16:27 ` [Patch 04/13] media: am437x-vpfe: Wait for end of frame before tear-down Benoit Parrot
2019-09-09 16:27 ` [Patch 05/13] media: am437x-vpfe: Streamlined vb2 buffer cleanup Benoit Parrot
2019-09-16  8:00   ` Lad, Prabhakar
2019-09-16 14:53     ` Benoit Parrot
2019-09-16 16:02       ` Lad, Prabhakar
2019-09-09 16:27 ` [Patch 06/13] media: am437x-vpfe: Setting STD to current value is not an error Benoit Parrot
2019-09-09 16:27 ` [Patch 07/13] media: am437x-vpfe: Use a per instance format array instead of a static one Benoit Parrot
2019-09-13 13:07   ` Hans Verkuil
2019-09-13 13:29     ` Benoit Parrot
2019-09-17 16:19     ` Benoit Parrot
2019-09-09 16:27 ` [Patch 08/13] media: am437x-vpfe: Maintain a reference to the current vpfe_fmt Benoit Parrot
2019-09-13 13:14   ` Hans Verkuil
2019-09-13 13:32     ` Benoit Parrot
2019-09-13 13:34       ` Hans Verkuil
2019-09-13 13:43         ` Benoit Parrot
2019-09-09 16:27 ` [Patch 09/13] media: am437x-vpfe: fix function trace debug log Benoit Parrot
2019-09-09 16:54   ` Joe Perches [this message]
2019-09-09 17:14     ` Benoit Parrot
2019-09-09 16:27 ` [Patch 10/13] media: am437x-vpfe: Remove print_fourcc helper Benoit Parrot
2019-09-09 16:39   ` Joe Perches
2019-09-09 17:12     ` Benoit Parrot
2019-09-09 16:27 ` [Patch 11/13] media: am437x-vpfe: TRY_FMT ioctl is not really trying anything Benoit Parrot
2019-09-09 16:27 ` [Patch 12/13] media: am437x-vpfe: Remove per bus width static data Benoit Parrot
2019-09-13 13:19   ` Hans Verkuil
2019-09-13 13:34     ` Benoit Parrot
2019-09-09 16:27 ` [Patch 13/13] media: am437x-vpfe: Switch to SPDX Licensing Benoit Parrot
2019-09-10 10:42 ` [Patch 00/13] media: am437x-vpfe: overdue maintenance Hans Verkuil
2019-09-10 16:20   ` Benoit Parrot

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