From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6C73CDF6C; Thu, 9 Oct 2025 00:15:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759968932; cv=none; b=YJpvwm9QCOd+hJN24gQBOieigUaLKiUPACyCh84INW9IBKlGpSz1mfMDa6baEshkQUwymvdhJ2yBNxSB2pvZJSmpZCnmQ8Ff+XQ36J62B1wR7YKY/4ADmraOcTKf5snG4rH1Qs+SNe9cBqc5Mx5ESDf496nlFoiZljMaTIZEVYo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759968932; c=relaxed/simple; bh=exXCrBhacEtExEyBeo6v3sY+qnYJxKDMlAakPGMX3GU=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=AYYPqVj4DAHcOnvtzDs0lANC2praBsFQi2MEVU0yz6N8Z80gvBQwLdvWK301sF+wcDap1p1YqK8vbHS8m7LM5A6e/kAS9mwm2um/7m2Aq6QLT0C9gtT7sefdRePleIyhoNsHP1dSCGlzQGiQ49K9Fsl1Q5bT82bhOC1BAVKC914= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=CZR0A/iJ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="CZR0A/iJ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BCD07C4CEE7; Thu, 9 Oct 2025 00:15:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1759968930; bh=exXCrBhacEtExEyBeo6v3sY+qnYJxKDMlAakPGMX3GU=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=CZR0A/iJpKjXgLsr1YyoG38bp/BQn7xRkzLwxNil6v/hKCqgV6dPlDZtF05+srI+b W5oTJ+9PNFFezXvqYnWMz7spZ1Q1qm2fcSv76rjUfMgVy+vkozgkIra7SjLY701sRZ 8P3QvpM433EQSDp8outpUcOMrUs+R5LViqTYfE6GPEAuQdTN4Sn075TJotm+5J/a22 N8Kv/psasiXOhh6kWJcUbaFQSZ3Cqju4iMBgj9uVcRv5pJpAxnsLs9ipbO608U3d8C ZWGsPmoxurGw6VPE6T7RTosOr92tqE40V/XDF2Tt1NNRX4Jxpcd4Kr4nfjkatncxUu bpTh6l0OfI7RA== Message-ID: <84238581-0c23-4181-818e-a7fb2e7ca870@kernel.org> Date: Thu, 9 Oct 2025 09:15:23 +0900 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 07/10] pmdomain: samsung: selectively handle enforced sync_state To: =?UTF-8?Q?Andr=C3=A9_Draszik?= , Alim Akhtar , Rob Herring , Conor Dooley , Krzysztof Kozlowski , Ulf Hansson Cc: Peter Griffin , Tudor Ambarus , Will McVicker , kernel-team@android.com, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org References: <20251006-gs101-pd-v1-0-f0cb0c01ea7b@linaro.org> <20251006-gs101-pd-v1-7-f0cb0c01ea7b@linaro.org> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 8bit On 07/10/2025 01:43, André Draszik wrote: > Unconditionally calling of_genpd_sync_state() causes issues on > platforms with child domains as the parent domain will be turned off > before the child domain was even registered during boot. > > This in particular is an issue for the upcoming Google gs101 support - > all operations on child domains registered after the parent domain > misbehave. > > Add a flag to the probe data to be able to sync_state conditionally > only, and enable that flag on the two platforms currently supported by > this driver. > > Signed-off-by: André Draszik > --- > drivers/pmdomain/samsung/exynos-pm-domains.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/drivers/pmdomain/samsung/exynos-pm-domains.c b/drivers/pmdomain/samsung/exynos-pm-domains.c > index 638d286b57f716140b2401092415644a6805870e..5a87802cff394945cb0202d08f2cf6bcbbcc774d 100644 > --- a/drivers/pmdomain/samsung/exynos-pm-domains.c > +++ b/drivers/pmdomain/samsung/exynos-pm-domains.c > @@ -20,6 +20,7 @@ > struct exynos_pm_domain_config { > /* Value for LOCAL_PWR_CFG and STATUS fields for each domain */ > u32 local_pwr_cfg; > + unsigned int need_early_sync_state:1; Just bool Best regards, Krzysztof