From patchwork Wed Oct 23 16:50:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dave Stevenson X-Patchwork-Id: 13847580 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 821C0CFA452 for ; Wed, 23 Oct 2024 16:51:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id DEB7110E84A; Wed, 23 Oct 2024 16:51:34 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=raspberrypi.com header.i=@raspberrypi.com header.b="UwLLNGuB"; dkim-atps=neutral Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) by gabe.freedesktop.org (Postfix) with ESMTPS id E72E410E82D for ; Wed, 23 Oct 2024 16:50:53 +0000 (UTC) Received: by mail-wm1-f51.google.com with SMTP id 5b1f17b1804b1-43168d9c6c9so51276425e9.3 for ; Wed, 23 Oct 2024 09:50:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=raspberrypi.com; s=google; t=1729702252; x=1730307052; darn=lists.freedesktop.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=rM/PLpT0bJIFrHHYZG7pNuWN750b4ZOA/oUy8wRZ+s0=; b=UwLLNGuBw7/ZfXVUpx7hRjTpHi+zex/1/X+D50WC83h5KoW/6eEr5UfB8319tigYjA Dvh0MCo6EqauIKN0zN63uEXcrQ0ABdsW53zVwZ5bk91NgZP9l5adseXeY3LqAsLB7kXg X4d60Q/g7PzqYd87zRIMFD5TCOfTY4ayhfKUyKKMwqBb2amS9olyxHvRrTedbCrp8JfG qdsIdXACjVg5F8jVWfVw+2blXHGoyiPbAa5gBy/U4rBUPQh264vEQbEB+jef8dXuFgN/ TyQ3NW6QtmyjNq26g8kj4d+xFQEYMqlVXNGGr5KplJIsZZTp37e3jGLmRRxrV3tEeEhR GN9g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1729702252; x=1730307052; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=rM/PLpT0bJIFrHHYZG7pNuWN750b4ZOA/oUy8wRZ+s0=; b=nnx0jRUUhRUhHk926qPcvmJOYRoOKvd6msRJMvbab0TjWCJWeNawlFKRv6jZgR9cB3 OWc61SST2VXgzcmLjY1S2b0oRaGu+9n5mtDZ3N+0haY82CNfDnH+vq86ehv6mvsQaYzI HbeLRj8ZiBjtKl8xN47BZ/y+dHGwIXWtwyDmc8Db7sORGzBh/c7cWt1FopOb43mVBIPp U+9FpknIPs4oaZ1Dc318PISs8JVwz5iLg0Nme6tLl/JViWR0pVqgDGEtQIQphSV3JqZy knBKN/wBxtbunc7P67MNKK8+7TiIfnzCbNufz7D5/7OOGevpbrMbwasCWwdmh1J82urZ 8UgA== X-Gm-Message-State: AOJu0YxtXqIdmSDqHhEvqhuSi9VA+fpHM+n1ZW+od0SaU4pjdmz9RMaI myvqPHBOoePiI0gvhj3rmcu4VKk8fcHR04S0Tred7aC70JknpmpxenfY6HESIM0= X-Google-Smtp-Source: AGHT+IHztOCCr87oR87Z3+JBdAivrEgxHT4i0hywZWr6jUvTWMEc0lm3QWh2DVlbarj1WpyyJN12PQ== X-Received: by 2002:adf:e009:0:b0:37c:cc60:2c68 with SMTP id ffacd0b85a97d-37efcef190cmr2044356f8f.5.1729702250772; Wed, 23 Oct 2024 09:50:50 -0700 (PDT) Received: from [127.0.1.1] ([2a00:1098:3142:e::8]) by smtp.googlemail.com with ESMTPSA id 5b1f17b1804b1-43186c50445sm21642035e9.39.2024.10.23.09.50.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 23 Oct 2024 09:50:50 -0700 (PDT) From: Dave Stevenson Date: Wed, 23 Oct 2024 17:50:28 +0100 Subject: [PATCH 31/37] clk: bcm: rpi: Allow cpufreq driver to also adjust gpu clocks MIME-Version: 1.0 Message-Id: <20241023-drm-vc4-2712-support-v1-31-1cc2d5594907@raspberrypi.com> References: <20241023-drm-vc4-2712-support-v1-0-1cc2d5594907@raspberrypi.com> In-Reply-To: <20241023-drm-vc4-2712-support-v1-0-1cc2d5594907@raspberrypi.com> To: Maxime Ripard , =?utf-8?q?Ma=C3=ADra_Canal?= , Raspberry Pi Kernel Maintenance , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , Michael Turquette , Stephen Boyd , Javier Martinez Canillas , Catalin Marinas , Will Deacon Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-clk@vger.kernel.org, Dave Stevenson , Dom Cobley X-Mailer: b4 0.14.1 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Dom Cobley For performance/power it is beneficial to adjust gpu clocks with arm clock. This is how the downstream cpufreq driver works Signed-off-by: Dom Cobley Signed-off-by: Dave Stevenson --- drivers/clk/bcm/clk-raspberrypi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/bcm/clk-raspberrypi.c b/drivers/clk/bcm/clk-raspberrypi.c index 6d5ee1cddded..274176a938c6 100644 --- a/drivers/clk/bcm/clk-raspberrypi.c +++ b/drivers/clk/bcm/clk-raspberrypi.c @@ -156,7 +156,7 @@ static int raspberrypi_clock_property(struct rpi_firmware *firmware, struct raspberrypi_firmware_prop msg = { .id = cpu_to_le32(data->id), .val = cpu_to_le32(*val), - .disable_turbo = cpu_to_le32(1), + .disable_turbo = cpu_to_le32(0), }; int ret;