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From: Hugues FRUCHET <hugues.fruchet@st.com>
To: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Yannick FERTRE <yannick.fertre@st.com>,
	Alexandre TORGUE <alexandre.torgue@st.com>,
	Mickael GUENE <mickael.guene@st.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Philippe CORNU <philippe.cornu@st.com>,
	Hans Verkuil <hverkuil@xs4all.nl>,
	Benjamin Gaignard <benjamin.gaignard@linaro.org>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	"linux-stm32@st-md-mailman.stormreply.com"
	<linux-stm32@st-md-mailman.stormreply.com>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"linux-media@vger.kernel.org" <linux-media@vger.kernel.org>
Subject: Re: [PATCH v6 2/4] media: stm32-dcmi: trace the supported fourcc/mbus_code
Date: Mon, 19 Aug 2019 07:40:53 +0000
Message-ID: <ceec05d1-5791-4ba6-e2a8-3a5fd8b89955@st.com> (raw)
In-Reply-To: <20190819072621.GZ6133@paasikivi.fi.intel.com>

Hi Sakari,

OK, I will change.

Have you some other remarks on this serie in order that I group changes 
in the next version ?

On 8/19/19 9:26 AM, Sakari Ailus wrote:
> Hi Hugues,
> 
> On Mon, Aug 19, 2019 at 07:23:17AM +0000, Hugues FRUCHET wrote:
>> Hi Sakari,
>>
>> On 8/16/19 10:15 AM, Sakari Ailus wrote:
>>> Hi Hugues,
>>>
>>> On Wed, Aug 14, 2019 at 03:48:51PM +0200, Hugues Fruchet wrote:
>>>> Add a trace of the set of supported fourcc/mbus_code which
>>>> intersect between DCMI and source sub-device.
>>>>
>>>> Signed-off-by: Hugues Fruchet <hugues.fruchet@st.com>
>>>> ---
>>>>    drivers/media/platform/stm32/stm32-dcmi.c | 12 ++++++++++--
>>>>    1 file changed, 10 insertions(+), 2 deletions(-)
>>>>
>>>> diff --git a/drivers/media/platform/stm32/stm32-dcmi.c b/drivers/media/platform/stm32/stm32-dcmi.c
>>>> index b462f71..18acecf 100644
>>>> --- a/drivers/media/platform/stm32/stm32-dcmi.c
>>>> +++ b/drivers/media/platform/stm32/stm32-dcmi.c
>>>> @@ -1447,12 +1447,20 @@ static int dcmi_formats_init(struct stm32_dcmi *dcmi)
>>>>    			/* Code supported, have we got this fourcc yet? */
>>>>    			for (j = 0; j < num_fmts; j++)
>>>>    				if (sd_fmts[j]->fourcc ==
>>>> -						dcmi_formats[i].fourcc)
>>>> +						dcmi_formats[i].fourcc) {
>>>>    					/* Already available */
>>>> +					dev_dbg(dcmi->dev, "Skipping fourcc/code: %4.4s/0x%x\n",
>>>> +						(char *)&sd_fmts[j]->fourcc,
>>>> +						mbus_code.code);
>>>>    					break;
>>>> -			if (j == num_fmts)
>>>> +				}
>>>> +			if (j == num_fmts) {
>>>>    				/* New */
>>>>    				sd_fmts[num_fmts++] = dcmi_formats + i;
>>>> +				dev_dbg(dcmi->dev, "Supported fourcc/code: %4.4s/0x%x\n",
>>>
>>> Over 80 characters per line.
>>>
>>
>> This an exception of the "80 chars" in order to be able to grep in
>> kernel messages:
>> https://www.kernel.org/doc/html/v4.10/process/coding-style.html
>> "However, never break user-visible strings such as printk messages,
>> because that breaks the ability to grep for them."
>>
>> This exception is managed in checkpatch.pl (--strict).
> 
> This exception is for cases where wrapping the line in the usual way, e.g.
> at argument boundaries, does not prevent it exceeding 80 characters. But it is
> not the case here.
> 

BR,
Hugues.
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Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14 13:48 [PATCH v6 0/4] DCMI bridge support Hugues Fruchet
2019-08-14 13:48 ` [PATCH v6 1/4] media: stm32-dcmi: improve sensor subdev naming Hugues Fruchet
2019-08-14 13:48 ` [PATCH v6 2/4] media: stm32-dcmi: trace the supported fourcc/mbus_code Hugues Fruchet
2019-08-16  8:15   ` Sakari Ailus
2019-08-19  7:23     ` Hugues FRUCHET
2019-08-19  7:26       ` Sakari Ailus
2019-08-19  7:40         ` Hugues FRUCHET [this message]
2019-08-19  8:10           ` Sakari Ailus
2019-08-14 13:48 ` [PATCH v6 3/4] media: stm32-dcmi: add media controller support Hugues Fruchet
2019-08-14 13:48 ` [PATCH v6 4/4] media: stm32-dcmi: add support of several sub-devices Hugues Fruchet

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