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From: Krzysztof Kozlowski <krzk@kernel.org>
To: Lukasz Luba <l.luba@partner.samsung.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-pm@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org, b.zolnierkie@samsung.com,
	kgene@kernel.org, mark.rutland@arm.com, cw00.choi@samsung.com,
	kyungmin.park@samsung.com, m.szyprowski@samsung.com,
	s.nawrocki@samsung.com, myungjoo.ham@samsung.com,
	robh+dt@kernel.org, willy.mh.wolff.ml@gmail.com
Subject: Re: [PATCH v3 4/4] memory: samsung: exynos5422-dmc: Add support for interrupt from performance counters
Date: Wed, 2 Oct 2019 19:38:14 +0200	[thread overview]
Message-ID: <20191002173814.GF21463@kozik-lap> (raw)
In-Reply-To: <20191002060455.3834-5-l.luba@partner.samsung.com>

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@partner.samsung.com>
> ---
>  drivers/memory/samsung/exynos5422-dmc.c | 345 ++++++++++++++++++++++--

Thanks, applied.

Best regards,
Krzysztof


WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzk@kernel.org>
To: Lukasz Luba <l.luba@partner.samsung.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
	willy.mh.wolff.ml@gmail.com, linux-samsung-soc@vger.kernel.org,
	b.zolnierkie@samsung.com, linux-pm@vger.kernel.org,
	linux-kernel@vger.kernel.org, robh+dt@kernel.org,
	cw00.choi@samsung.com, kyungmin.park@samsung.com,
	kgene@kernel.org, myungjoo.ham@samsung.com,
	s.nawrocki@samsung.com, linux-arm-kernel@lists.infradead.org,
	m.szyprowski@samsung.com
Subject: Re: [PATCH v3 4/4] memory: samsung: exynos5422-dmc: Add support for interrupt from performance counters
Date: Wed, 2 Oct 2019 19:38:14 +0200	[thread overview]
Message-ID: <20191002173814.GF21463@kozik-lap> (raw)
In-Reply-To: <20191002060455.3834-5-l.luba@partner.samsung.com>

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@partner.samsung.com>
> ---
>  drivers/memory/samsung/exynos5422-dmc.c | 345 ++++++++++++++++++++++--

Thanks, applied.

Best regards,
Krzysztof


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http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  reply	other threads:[~2019-10-02 17:38 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20191002060503eucas1p25fb14ebbf05a5599f8faeacbd3a15887@eucas1p2.samsung.com>
2019-10-02  6:04 ` [PATCH v3 0/4] Exynos5 DMC interrupt mode Lukasz Luba
2019-10-02  6:04   ` Lukasz Luba
2019-10-02  6:04   ` [PATCH v3 1/4] dt-bindings: memory-controllers: Add Exynos5422 DMC interrupts description Lukasz Luba
2019-10-02  6:04     ` Lukasz Luba
2019-10-02 17:23     ` Krzysztof Kozlowski
2019-10-02 17:23       ` Krzysztof Kozlowski
2019-10-02 17:23       ` Krzysztof Kozlowski
2019-10-02  6:04   ` [PATCH v3 2/4] ARM: dts: exynos: Add interrupt to DMC controller in Exynos5422 Lukasz Luba
2019-10-02  6:04     ` Lukasz Luba
2019-10-02 17:24     ` Krzysztof Kozlowski
2019-10-02 17:24       ` Krzysztof Kozlowski
2019-10-02  6:04   ` [PATCH v3 3/4] ARM: dts: exynos: map 0x10000 SFR instead of 0x100 in DMC Exynos5422 Lukasz Luba
2019-10-02  6:04     ` Lukasz Luba
2019-10-02 17:29     ` Krzysztof Kozlowski
2019-10-02 17:29       ` Krzysztof Kozlowski
2019-10-02  6:04   ` [PATCH v3 4/4] memory: samsung: exynos5422-dmc: Add support for interrupt from performance counters Lukasz Luba
2019-10-02  6:04     ` Lukasz Luba
2019-10-02 17:38     ` Krzysztof Kozlowski [this message]
2019-10-02 17:38       ` Krzysztof Kozlowski

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