Re: [PATCH v4 1/5] i2c: hpe: Add GXP SoC I2C Controller

[Wolfram Sang]

Hi Nick,

> I will work on the defines and get rid of all the magic values.

Cool, thank you!

> Unfortunately, there is no public spec available currently.
> Hopefully, we will have one someday though.

Then, the #defines are even more helpful!

> > drivers/i2c/busses/i2c-gxp.c: In function ‘gxp_i2c_probe’:
> > drivers/i2c/busses/i2c-gxp.c:533:28: error: cast from pointer to integer of different size [-Werror=pointer-to-int-cast]
> > 533 | drvdata->engine = ((u32)drvdata->base & 0xf00) >> 8;
> 
> I am currently unable to reproduce this error. I even set W=2.

Interesting. I have this version:

gcc (Debian 10.2.1-6) 10.2.1 20210110

> Would replacing (u32) with (unsigned long) resolve it?

Or size_t.

Happy hacking,

   Wolfram

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