From: "Maxime Ripard" <mripard@kernel.org>
To: "Maíra Canal" <mcanal@igalia.com>
Cc: dri-devel@lists.freedesktop.org, kernel-dev@igalia.com,
linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org,
linux-rpi-kernel@lists.infradead.org,
"Broadcom internal kernel review list"
<bcm-kernel-feedback-list@broadcom.com>,
"Chema Casanova" <jmcasanova@igalia.com>,
"Dave Stevenson" <dave.stevenson@raspberrypi.com>,
"Florian Fainelli" <florian.fainelli@broadcom.com>,
"Iago Toral Quiroga" <itoral@igalia.com>,
"Maxime Ripard" <mripard@kernel.org>,
"Melissa Wen" <mwen@igalia.com>,
"Michael Turquette" <mturquette@baylibre.com>,
"Nicolas Saenz Julienne" <nsaenz@kernel.org>,
"Philipp Zabel" <p.zabel@pengutronix.de>,
"Stefan Wahren" <wahrenst@gmx.net>,
"Stephen Boyd" <sboyd@kernel.org>
Subject: Re: [PATCH v7 1/5] clk: bcm: rpi: Manage clock rate in prepare/unprepare callbacks
Date: Mon, 16 Mar 2026 12:16:04 +0000 [thread overview]
Message-ID: <86d314a03d1597390adb850789501cb9@kernel.org> (raw)
In-Reply-To: <20260312-v3d-power-management-v7-1-9f006a1d4c55@igalia.com>
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On Thu, 12 Mar 2026 18:34:23 -0300, Maíra Canal wrote:
> On current firmware versions, RPI_FIRMWARE_SET_CLOCK_STATE doesn't
> actually power off the clock. To achieve meaningful power savings, the
> clock rate must be set to the minimum before disabling. This might be
> fixed in future firmware releases.
>
>
> [ ... ]
Reviewed-by: Maxime Ripard <mripard@kernel.org>
Thanks!
Maxime
next prev parent reply other threads:[~2026-03-16 12:16 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-12 21:34 [PATCH v7 0/5] Power Management for Raspberry Pi V3D GPU Maíra Canal
2026-03-12 21:34 ` [PATCH v7 1/5] clk: bcm: rpi: Manage clock rate in prepare/unprepare callbacks Maíra Canal
2026-03-16 12:16 ` Maxime Ripard [this message]
2026-03-24 0:23 ` Stephen Boyd
2026-03-24 11:09 ` Maíra Canal
2026-03-25 2:06 ` Stephen Boyd
2026-03-31 12:49 ` Mark Brown
2026-03-31 14:32 ` Maíra Canal
2026-03-31 14:44 ` Mark Brown
2026-04-22 15:12 ` Mark Brown
2026-03-12 21:34 ` [PATCH v7 2/5] pmdomain: bcm: bcm2835-power: Increase ASB control timeout Maíra Canal
2026-03-15 23:07 ` Stefan Wahren
2026-03-17 14:44 ` Maíra Canal
2026-03-16 11:02 ` Ulf Hansson
2026-03-12 21:34 ` [PATCH v7 3/5] drm/v3d: Use devm_reset_control_get_optional_exclusive() Maíra Canal
2026-03-12 21:34 ` [PATCH v7 4/5] drm/v3d: Allocate all resources before enabling the clock Maíra Canal
2026-03-12 21:34 ` [PATCH v7 5/5] drm/v3d: Introduce Runtime Power Management Maíra Canal
2026-03-17 17:52 ` Melissa Wen
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