Bug 199379

Summary: dw_dmac - Missing DT data
Product: Drivers Reporter: Michal Feix (michal)
Component: OtherAssignee: Andy Shevchenko (andy.shevchenko)
Status: RESOLVED PATCH_ALREADY_AVAILABLE    
Severity: low CC: andy.shevchenko, drraug, mattia.b89, pierre-louis.bossart, tom
Priority: P1    
Hardware: x86-64   
OS: Linux   
Kernel Version: 4.15.15 Subsystem:
Regression: No Bisected commit-id:
Attachments: Dmesg output

Description Michal Feix 2018-04-12 10:06:11 UTC
Created attachment 275335 [details]
Dmesg output

While booting on Acer TM B115 laptop with Baytrail CPU Celeron N2940, linux kernel emits the following error.

dw_dmac INTL9C60:01: Missing DT data
Comment 1 mattia.b89 2018-08-29 17:39:04 UTC
Same here on a Dell XPS 9343 (i5-5200U)
Comment 3 Dmitry Savostyanov 2019-11-23 14:38:54 UTC
I see a similar line on Google Chromebook Pixel 2015 with Broadwell CPU i7-5500U and kernel 4.19.85-1-lts.   

dw_dmac INTL9C60:00: Missing DT data
Comment 4 Andy Shevchenko 2020-04-07 13:05:43 UTC
This is harmless message, can be ignored. But I got your point. Perhaps in the future it will be reorganized to print it if and only if it's considered an error.