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From: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
To: AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	 Boris Brezillon <boris.brezillon@collabora.com>,
	 Steven Price <steven.price@arm.com>,
	Liviu Dudau <liviu.dudau@arm.com>,
	 Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
	 Maxime Ripard <mripard@kernel.org>,
	Thomas Zimmermann <tzimmermann@suse.de>,
	 David Airlie <airlied@gmail.com>,
	Simona Vetter <simona@ffwll.ch>,  Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	 Matthias Brugger <matthias.bgg@gmail.com>,
	 MyungJoo Ham <myungjoo.ham@samsung.com>,
	 Kyungmin Park <kyungmin.park@samsung.com>,
	 Chanwoo Choi <cw00.choi@samsung.com>,
	Jassi Brar <jassisinghbrar@gmail.com>,
	 Kees Cook <kees@kernel.org>,
	"Gustavo A. R. Silva" <gustavoars@kernel.org>,
	 Chia-I Wu <olvaffe@gmail.com>, Chen-Yu Tsai <wenst@chromium.org>
Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org,
	 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	 linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org,  linux-pm@vger.kernel.org,
	linux-hardening@vger.kernel.org,
	 Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Subject: [PATCH v3 07/10] drm/panthor: devfreq: make get_dev_status use get_cur_freq
Date: Wed, 17 Sep 2025 14:22:38 +0200	[thread overview]
Message-ID: <20250917-mt8196-gpufreq-v3-7-c4ede4b4399e@collabora.com> (raw)
In-Reply-To: <20250917-mt8196-gpufreq-v3-0-c4ede4b4399e@collabora.com>

The only device-specific part of panthor's get_dev_status devfreq
callback is getting the clock frequency. All the other logic surrounding
what it does may be useful for other devfreq implementations however.

Make it call into get_cur_freq instead of poking the common clock
framework directly.

Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
---
 drivers/gpu/drm/panthor/panthor_devfreq.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/panthor/panthor_devfreq.c b/drivers/gpu/drm/panthor/panthor_devfreq.c
index 8903f60c0a3f06313ac2008791c210ff32b6bd52..118da7cbb3c809e4aabfef7d20914e61c2b62555 100644
--- a/drivers/gpu/drm/panthor/panthor_devfreq.c
+++ b/drivers/gpu/drm/panthor/panthor_devfreq.c
@@ -87,9 +87,13 @@ static int panthor_devfreq_get_dev_status(struct device *dev,
 {
 	struct panthor_device *ptdev = dev_get_drvdata(dev);
 	struct panthor_devfreq *pdevfreq = ptdev->devfreq;
+	struct devfreq_dev_profile *p = pdevfreq->devfreq->profile;
 	unsigned long irqflags;
+	int ret;
 
-	status->current_frequency = clk_get_rate(ptdev->clks.core);
+	ret = p->get_cur_freq(dev, &status->current_frequency);
+	if (ret)
+		return ret;
 
 	spin_lock_irqsave(&pdevfreq->lock, irqflags);
 

-- 
2.51.0


  parent reply	other threads:[~2025-09-17 12:24 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-09-17 12:22 [PATCH v3 00/10] MT8196 GPU Frequency/Power Control Support Nicolas Frattaroli
2025-09-17 12:22 ` [PATCH v3 01/10] dt-bindings: gpu: mali-valhall-csf: add mediatek,mt8196-mali variant Nicolas Frattaroli
2025-09-17 15:02   ` Rob Herring (Arm)
2025-09-18  0:30   ` Krzysztof Kozlowski
2025-09-18 14:01     ` Nicolas Frattaroli
2025-09-19  4:28       ` Krzysztof Kozlowski
2025-09-19 10:08         ` Nicolas Frattaroli
2025-09-17 12:22 ` [PATCH v3 02/10] dt-bindings: devfreq: add mt8196-gpufreq binding Nicolas Frattaroli
2025-09-18  0:31   ` Krzysztof Kozlowski
2025-09-17 12:22 ` [PATCH v3 03/10] dt-bindings: sram: Add compatible for mediatek,mt8196-gpufreq-sram Nicolas Frattaroli
2025-09-17 12:44   ` AngeloGioacchino Del Regno
2025-09-17 12:22 ` [PATCH v3 04/10] dt-bindings: mailbox: Add MT8196 GPUEB Mailbox Nicolas Frattaroli
2025-09-17 12:46   ` AngeloGioacchino Del Regno
2025-09-17 12:22 ` [PATCH v3 05/10] mailbox: add MediaTek GPUEB IPI mailbox Nicolas Frattaroli
2025-09-17 12:50   ` AngeloGioacchino Del Regno
2025-09-21  5:00   ` Jassi Brar
2025-09-22 12:59     ` Nicolas Frattaroli
2025-09-22 13:19       ` Mark Brown
2025-09-17 12:22 ` [PATCH v3 06/10] drm/panthor: call into devfreq for current frequency Nicolas Frattaroli
2025-09-17 12:22 ` Nicolas Frattaroli [this message]
2025-09-17 12:22 ` [PATCH v3 08/10] drm/panthor: devfreq: add pluggable devfreq providers Nicolas Frattaroli
2025-09-17 12:22 ` [PATCH v3 09/10] drm/panthor: add no_clocks soc_data member for MT8196 Nicolas Frattaroli
2025-09-17 12:43   ` AngeloGioacchino Del Regno
2025-09-17 12:22 ` [PATCH v3 10/10] drm/panthor: add support for MediaTek MFlexGraphics Nicolas Frattaroli
2025-09-17 13:28 ` [PATCH v3 00/10] MT8196 GPU Frequency/Power Control Support Ulf Hansson
2025-09-17 15:44   ` Nicolas Frattaroli
2025-09-18 15:26     ` Ulf Hansson

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