Re: [PATCH] i2c: designware: Add base addr info

From: Andy Shevchenko
Date: Thu Mar 25 2021 - 11:43:59 EST


On Thu, Mar 25, 2021 at 04:12:48PM +0100, Daniel Gomez wrote:
> Add i2c hw base address in the adapter name and when the device is
> probed.

Why?
We have /proc/iomem for that.

Sorry, I don't see value of this change.
Some comments below just to let you know about style:ish issues.

...

> snprintf(adap->name, sizeof(adap->name),
> - "Synopsys DesignWare I2C adapter");
> + "Synopsys DesignWare I2C adapter at 0x%llx", dev->base_addr);

It actually should be resource_size_t and corresponding specifier, i.e. %pa to
print it. Moreover, we have %pR (and %pr) specifiers for struct resource.

...

> + dev_info(&pdev->dev, "%s\n", adap->name);

Unneeded noise.

--
With Best Regards,
Andy Shevchenko