netdev - Re: [PATCH 4/5] ALSA: fireface: Use ULL suffixes for 64-bit constants

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Date:   Wed, 29 May 2019 18:57:31 +0900
From:   Takashi Sakamoto <o-takashi@...amocchi.jp>
To:     Geert Uytterhoeven <geert@...ux-m68k.org>
Cc:     Igor Konopko <igor.j.konopko@...el.com>,
        David Howells <dhowells@...hat.com>,
        "Mohit P . Tahiliani" <tahiliani@...k.edu.in>,
        Eran Ben Elisha <eranbe@...lanox.com>,
        Matias Bjorling <mb@...htnvm.io>,
        Jiri Pirko <jiri@...lanox.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Clemens Ladisch <clemens@...isch.de>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Joe Perches <joe@...ches.com>,
        Arnd Bergmann <arnd@...db.de>,
        Dan Carpenter <dan.carpenter@...cle.com>,
        linux-block@...r.kernel.org, netdev@...r.kernel.org,
        linux-afs@...ts.infradead.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/5] ALSA: fireface: Use ULL suffixes for 64-bit constants

Hi,

On Tue, May 28, 2019 at 04:24:23PM +0200, Geert Uytterhoeven wrote:
> With gcc 4.1:
> 
>     sound/firewire/fireface/ff-protocol-latter.c: In function ‘latter_switch_fetching_mode’:
>     sound/firewire/fireface/ff-protocol-latter.c:97: warning: integer constant is too large for ‘long’ type
>     sound/firewire/fireface/ff-protocol-latter.c: In function ‘latter_begin_session’:
>     sound/firewire/fireface/ff-protocol-latter.c:170: warning: integer constant is too large for ‘long’ type
>     sound/firewire/fireface/ff-protocol-latter.c:197: warning: integer constant is too large for ‘long’ type
>     sound/firewire/fireface/ff-protocol-latter.c:205: warning: integer constant is too large for ‘long’ type
>     sound/firewire/fireface/ff-protocol-latter.c: In function ‘latter_finish_session’:
>     sound/firewire/fireface/ff-protocol-latter.c:214: warning: integer constant is too large for ‘long’ type
> 
> Fix this by adding the missing "ULL" suffixes.
> Add the same suffix to the last constant, to maintain consistency.
> 
> Fixes: fd1cc9de64c2ca6c ("ALSA: fireface: add support for Fireface UCX")
> Signed-off-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> ---
>  sound/firewire/fireface/ff-protocol-latter.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)

Thanks for your care.

Reviewed-by: Takashi Sakamoto <o-takashi@...amocchi.jp>

> diff --git a/sound/firewire/fireface/ff-protocol-latter.c b/sound/firewire/fireface/ff-protocol-latter.c
> index c8236ff89b7fb9de..b30d02d359b1d21b 100644
> --- a/sound/firewire/fireface/ff-protocol-latter.c
> +++ b/sound/firewire/fireface/ff-protocol-latter.c
> @@ -9,11 +9,11 @@
>  
>  #include "ff.h"
>  
> -#define LATTER_STF		0xffff00000004
> -#define LATTER_ISOC_CHANNELS	0xffff00000008
> -#define LATTER_ISOC_START	0xffff0000000c
> -#define LATTER_FETCH_MODE	0xffff00000010
> -#define LATTER_SYNC_STATUS	0x0000801c0000
> +#define LATTER_STF		0xffff00000004ULL
> +#define LATTER_ISOC_CHANNELS	0xffff00000008ULL
> +#define LATTER_ISOC_START	0xffff0000000cULL
> +#define LATTER_FETCH_MODE	0xffff00000010ULL
> +#define LATTER_SYNC_STATUS	0x0000801c0000ULL
>  
>  static int parse_clock_bits(u32 data, unsigned int *rate,
>  			    enum snd_ff_clock_src *src)
> -- 
> 2.17.1
> 


Regards

Takashi Sakamoto