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

Chanwoo Choi
2020-11-23T06:48:25Z

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@gmail.com>
> Tested-by: Nicolas Chauvet <kwizart@gmail.com>
> Acked-by: Chanwoo Choi <cw00.choi@samsung.com>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> drivers/devfreq/tegra30-devfreq.c | 79 +++++++++++++++----------------
> 1 file changed, 37 insertions(+), 42 deletions(-)
>

(snip)

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

--
Best Regards,
Chanwoo Choi
Samsung Electronics