[PATCH v10 09/19] PM / devfreq: tegra30: Support interconnect and OPPs from device-tree

Dmitry Osipenko digetx at gmail.com
Mon Nov 23 12:14:20 UTC 2020


23.11.2020 10:02, Chanwoo Choi пишет:
> Hi Dmitry,
> 
> On 11/23/20 9:27 AM, Dmitry Osipenko wrote:
>> This patch moves ACTMON driver away from generating OPP table by itself,
>> transitioning it to use the table which comes from device-tree. This
>> change breaks compatibility with older device-trees and brings support
>> for the interconnect framework to the driver. This is a mandatory change
>> which needs to be done in order to implement interconnect-based memory
>> DVFS, i.e. device-trees need to be updated. Now ACTMON issues a memory
>> bandwidth requests using dev_pm_opp_set_bw() instead of driving EMC clock
>> rate directly.
>>
>> Tested-by: Peter Geis <pgwipeout at gmail.com>
>> Tested-by: Nicolas Chauvet <kwizart at gmail.com>
>> Acked-by: Chanwoo Choi <cw00.choi at samsung.com>
>> Signed-off-by: Dmitry Osipenko <digetx at gmail.com>
>> ---
>>  drivers/devfreq/tegra30-devfreq.c | 79 +++++++++++++++----------------
>>  1 file changed, 37 insertions(+), 42 deletions(-)
>>
> 
> (snip)

Hello Chanwoo,

> When the patches related to icc are merged, I'll merge patch9/10.
> Thanks for your work.
> 

Alright, thank you!


More information about the dri-devel mailing list