Re: [PATCH] spi: sh-msiof: avoid integer overflow in constants

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Hi Wolfram,

On Tue, Jan 30, 2024 at 12:26 PM Wolfram Sang
<wsa+renesas@xxxxxxxxxxxxxxxxxxxx> wrote:
> > What about unifying the individual SIFCTR_?FWM_[0-9]* definitions
> > into SIFCTR_xFWM_[0-9]* instead, and using the bitfield helpers in its
> > sole user?
>
> But they don't match, so we can't unify them?
>
> #define SIFCTR_TFWM_1           (7UL << 29)     /*  Transfer Request when 1 empty stage */
>
> vs
>
> #define SIFCTR_RFWM_1           (0 << 13)       /*  Transfer Request when 1 valid stages */
>
> Also, the steps don't match (1, 4, 8, 12..) vs (1, 4, 8, 16...).

I stand corrected...

/me looks envious for a brown paper bag...

Gr{oetje,eeting}s,

                        Geert

-- 
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds





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