linux-kernel - Re: [Nouveau] [PATCH 2/6] drm/nouveau/core: make use of new strtolower() function

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Date:	Mon, 4 Jul 2016 10:37:39 +0900
From:	Alexandre Courbot <gnurou@...il.com>
To:	Markus Mayer <markus.mayer@...adcom.com>
Cc:	Ben Skeggs <bskeggs@...hat.com>, David Airlie <airlied@...ux.ie>,
	Alexandre Courbot <acourbot@...dia.com>,
	"nouveau@...ts.freedesktop.org" <nouveau@...ts.freedesktop.org>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [Nouveau] [PATCH 2/6] drm/nouveau/core: make use of new
 strtolower() function

On Sun, Jul 3, 2016 at 12:21 AM, Markus Mayer <markus.mayer@...adcom.com> wrote:
> On 1 July 2016 at 18:18, Alexandre Courbot <gnurou@...il.com> wrote:
>> On Fri, Jul 1, 2016 at 8:50 AM, Markus Mayer <mmayer@...adcom.com> wrote:
>>> Call strtolower() rather than walking the string explicitly to convert
>>> it to lowercase.
>>>
>>> Signed-off-by: Markus Mayer <mmayer@...adcom.com>
>>> ---
>>>  drivers/gpu/drm/nouveau/nvkm/core/firmware.c | 7 +------
>>>  1 file changed, 1 insertion(+), 6 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c
>>> index 34ecd4a..c50594c 100644
>>> --- a/drivers/gpu/drm/nouveau/nvkm/core/firmware.c
>>> +++ b/drivers/gpu/drm/nouveau/nvkm/core/firmware.c
>>> @@ -36,16 +36,11 @@ nvkm_firmware_get(struct nvkm_device *device, const char *fwname,
>>>  {
>>>         char f[64];
>>>         char cname[16];
>>> -       int i;
>>>
>>>         /* Convert device name to lowercase */
>>>         strncpy(cname, device->chip->name, sizeof(cname));
>>>         cname[sizeof(cname) - 1] = '\0';
>>> -       i = strlen(cname);
>>> -       while (i) {
>>> -               --i;
>>> -               cname[i] = tolower(cname[i]);
>>> -       }
>>> +       strtolower(cname);
>>
>> This function doesn't seem to exist as of next-20160701, where have
>> you found it?
>
> I didn't find it. I wrote it, because it didn't exist and I needed it.
> See: https://lkml.org/lkml/2016/6/30/727 and
> https://lkml.org/lkml/2016/6/30/733 (cover letter and first patch in
> series).

Ah, right - would have been easier to understand if you had sent the
whole series (or at least patches 0 to 2) to us as well. Please do
that for the next version.