Re: [PATCH v3 03/11] i2c: nomadik: simplify IRQ masking logic

From: Andi Shyti
Date: Thu Mar 07 2024 - 18:02:04 EST


Hi Theo,

On Wed, Mar 06, 2024 at 06:59:23PM +0100, Théo Lebrun wrote:
> IRQ_MASK and I2C_CLEAR_ALL_INTS both mask available interrupts. IRQ_MASK
> removes top options (bits 29-31). I2C_CLEAR_ALL_INTS removes reserved
> options including top bits. Keep the latter.
>
> 31 29 27 25 23 21 19 17 15 13 11 09 07 05 03 01
> 30 28 26 24 22 20 18 16 14 12 10 08 06 04 02 00
> --- IRQ_MASK: --------------------------------------------------
> 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
> 0 0 0
> --- I2C_CLEAR_ALL_INTS: ----------------------------------------
> 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
> 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
>
> Notice I2C_CLEAR_ALL_INTS is more restrictive than IRQ_MASK.
>
> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Signed-off-by: Théo Lebrun <theo.lebrun@xxxxxxxxxxx>

You did answer my question in v2, thanks, Theo!

Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxx>

Andi