Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
MIME-Version: 1.0
References: <20180412193333.4951-1-malat@debian.org> <20180413080437.GB10330@hr-amur2>
 <CA+7wUswLVHMeCMz-9-Xtxigu8CjNDS8745G8S7J8F_7U8YXteQ@mail.gmail.com>
In-Reply-To: <CA+7wUswLVHMeCMz-9-Xtxigu8CjNDS8745G8S7J8F_7U8YXteQ@mail.gmail.com>
From:   Alex Deucher <alexdeucher@gmail.com>
Date:   Mon, 17 Sep 2018 17:45:42 -0400
Message-ID: <CADnq5_MU3KWu5y3NZxAVQHgktEHOGLcL-zyV-WHVodeDNWoNcA@mail.gmail.com>
Subject: Re: [PATCH] drm/radeon: change function signature to pass full range
To:     Mathieu Malaterre <malat@debian.org>
Cc:     Huang Rui <ray.huang@amd.com>, Chunming Zhou <David1.Zhou@amd.com>,
        Dave Airlie <airlied@linux.ie>,
        LKML <linux-kernel@vger.kernel.org>,
        amd-gfx list <amd-gfx@lists.freedesktop.org>,
        Maling list - DRI developers 
        <dri-devel@lists.freedesktop.org>,
        "Deucher, Alexander" <alexander.deucher@amd.com>,
        Christian Koenig <christian.koenig@amd.com>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Mon, Sep 17, 2018 at 4:29 PM Mathieu Malaterre <malat@debian.org> wrote:
>
>
>
> On Fri, Apr 13, 2018 at 9:59 AM Huang Rui <ray.huang@amd.com> wrote:
>>
>> On Thu, Apr 12, 2018 at 09:33:33PM +0200, Mathieu Malaterre wrote:
>> > In function =E2=80=98radeon_process_i2c_ch=E2=80=99 a comparison of a =
u8 value against
>> > 255 is done. Since it is always false, change the signature of this
>> > function to use an `int` instead, which match the type used in caller:
>> > `radeon_atom_hw_i2c_xfer`.
>> >
>> > Fix the following warning triggered with W=3D1:
>> >
>> >   CC [M]  drivers/gpu/drm/radeon/atombios_i2c.o
>> >   drivers/gpu/drm/radeon/atombios_i2c.c: In function =E2=80=98radeon_p=
rocess_i2c_ch=E2=80=99:
>> >   drivers/gpu/drm/radeon/atombios_i2c.c:71:11: warning: comparison is =
always false due to limited range of data type [-Wtype-limits]
>> >    if (num > ATOM_MAX_HW_I2C_READ) {
>> >            ^
>> >
>> > Signed-off-by: Mathieu Malaterre <malat@debian.org>
>>
>> Reviewed-by: Huang Rui <ray.huang@amd.com>
>>
>
> Any chance to be included in the next pull request ? thanks

Applied.  thanks for the reminder.

Alex

>
>>
>> > ---
>> >  drivers/gpu/drm/radeon/atombios_i2c.c | 2 +-
>> >  1 file changed, 1 insertion(+), 1 deletion(-)
>> >
>> > diff --git a/drivers/gpu/drm/radeon/atombios_i2c.c b/drivers/gpu/drm/r=
adeon/atombios_i2c.c
>> > index 4157780585a0..9022e9af11a0 100644
>> > --- a/drivers/gpu/drm/radeon/atombios_i2c.c
>> > +++ b/drivers/gpu/drm/radeon/atombios_i2c.c
>> > @@ -35,7 +35,7 @@
>> >
>> >  static int radeon_process_i2c_ch(struct radeon_i2c_chan *chan,
>> >                                u8 slave_addr, u8 flags,
>> > -                              u8 *buf, u8 num)
>> > +                              u8 *buf, int num)
>> >  {
>> >       struct drm_device *dev =3D chan->dev;
>> >       struct radeon_device *rdev =3D dev->dev_private;
>> > --
>> > 2.11.0
>> >
>> > _______________________________________________
>> > amd-gfx mailing list
>> > amd-gfx@lists.freedesktop.org
>> > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx