# Re: \[PATCH\] fbdev: mmp: print IRQ resource using %pR format string

- From: Tomi Valkeinen \<hidden\>
- Date: 2016-01-29 11:44:12 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2016/01/4672908
- Thread: https://ratatoskr.run/linux-arm-kernel/2016/01/4667968/t.md

```text


On 25/01/16 17:03, Arnd Bergmann wrote:
> resource_size_t cannot be printed using the %x format string
> when we it is defined as u64:
> 
> drivers/video/fbdev/mmp/hw/mmp_ctrl.c: In function 'mmphw_probe':
> drivers/video/fbdev/mmp/hw/mmp_ctrl.c:506:22: error: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'resource_size_t {aka long long unsigned int}' [-Werror=format=]
>    dev_err(ctrl->dev, "%s: res %x - %x map failed\n", __func__,
>                       ^
> drivers/video/fbdev/mmp/hw/mmp_ctrl.c:506:22: error: format '%x' expects argument of type 'unsigned int', but argument 5 has type 'resource_size_t {aka long long unsigned int}' [-Werror=format=]
> 
> This changes the format string to %pR, which is interpreted
> by the printk implementation to pretty-print a resource
> structure.

Thanks, queued for 4.5 fixes.

 Tomi

```

## Attachments

- [signature.asc](https://ratatoskr.run/linux-fbdev/2016/01/4672908/attachment/0) (application/pgp-signature, 819 bytes)