Re: [PATCH v3 4/4] memory: samsung: exynos5422-dmc: Add support for interrupt from performance counters

From: Krzysztof Kozlowski
Date: Wed Oct 02 2019 - 13:38:22 EST


On Wed, Oct 02, 2019 at 08:04:55AM +0200, Lukasz Luba wrote:
> Introduce a new interrupt driven mechanism for managing speed of the
> memory controller. The interrupts are generated due to performance
> counters overflow. The performance counters might track memory reads,
> writes, transfers, page misses, etc. In the basic algorithm tracking
> read transfers and calculating memory pressure should be enough to
> skip polling mode in devfreq.
>
> Signed-off-by: Lukasz Luba <l.luba@xxxxxxxxxxxxxxxxxxx>
> ---
> drivers/memory/samsung/exynos5422-dmc.c | 345 ++++++++++++++++++++++--

Thanks, applied.

Best regards,
Krzysztof