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 9686B2F12D4; Fri, 9 Jan 2026 11:51:56 +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=1767959516; cv=none; b=RpH1kAURyu1X+hh87R2Fw0zVTgCTO7wzRNRRc/jVLtWItd15hvnUkwyxVQ1uADyy5XPp6vU45coLUaW9e14v20icrB3OczdqrXeEiUDpZ+uq8OamPC1H8w6nQeoF0P5MlZtplkL8ruvNKU4HMVpry3yizWFpxkTk4e8N3t82Toc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767959516; c=relaxed/simple; bh=mTzfCKbyWgqBhQWoJY5Dxq2mUyzHyCYTDLFzsxbqF/w=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=BBAjmTbUK17XfYg+QtqI5Fu6iW7boHn6q6gAeZKoM/xrgqawHPGjbX8RwsOZe6RjOaPHiijUTopBp1tA9NJL/FuLOSpV03vH0L62RAU1t/tfYkg2hWZGOby6IHjo2Wm1HRwKMJx/kgC7GMPtvc8G8OmH6atQUDb3EGWHNkhqckQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=tx5OlVK+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="tx5OlVK+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0EDA4C4CEF1; Fri, 9 Jan 2026 11:51:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1767959516; bh=mTzfCKbyWgqBhQWoJY5Dxq2mUyzHyCYTDLFzsxbqF/w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tx5OlVK+Fnaw3fypmPaOd8/h/PAoy9RbSsbipzd4XtVDO+USlbL/ouzRg+ctEwra8 YZssQd/TBD3alWAnJ/zTrQdTyVCoIwtpNVMgcw3iUdwHImwE0gGaqheXVYb9xPN2gr GQt0uL8S8phrM3Fre6u5ByWCcCC4kMyOqGDd2vCw= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Konrad Dybcio , Imran Shaik , Bryan ODonoghue , Vladimir Zapolskiy , Bjorn Andersson , Sasha Levin Subject: [PATCH 6.6 080/737] clk: qcom: camcc-sm6350: Specify Titan GDSC power domain as a parent to other Date: Fri, 9 Jan 2026 12:33:39 +0100 Message-ID: <20260109112137.005038164@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260109112133.973195406@linuxfoundation.org> References: <20260109112133.973195406@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Vladimir Zapolskiy [ Upstream commit a76ce61d7225934b0a52c8172a8cd944002a8c6f ] When a consumer turns on/off a power domain dependent on another power domain in hardware, the parent power domain shall be turned on/off by the power domain provider as well, and to get it the power domain hardware hierarchy shall be described in the CAMCC driver. Establish the power domain hierarchy with a Titan GDSC set as a parent of all other GDSC power domains provided by the SM6350 camera clock controller to enforce a correct sequence of enabling and disabling power domains by the consumers, this fixes the CAMCC as a supplier of power domains to CAMSS IP and its driver. Fixes: 80f5451d9a7c ("clk: qcom: Add camera clock controller driver for SM6350") Reviewed-by: Konrad Dybcio Reviewed-by: Imran Shaik Reviewed-by: Bryan O'Donoghue Signed-off-by: Vladimir Zapolskiy Link: https://lore.kernel.org/r/20251021234450.2271279-3-vladimir.zapolskiy@linaro.org Signed-off-by: Bjorn Andersson Signed-off-by: Sasha Levin --- drivers/clk/qcom/camcc-sm6350.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/clk/qcom/camcc-sm6350.c b/drivers/clk/qcom/camcc-sm6350.c index eca36bd3ba5c9..79131e1699b81 100644 --- a/drivers/clk/qcom/camcc-sm6350.c +++ b/drivers/clk/qcom/camcc-sm6350.c @@ -1692,6 +1692,8 @@ static struct clk_branch camcc_sys_tmr_clk = { }, }; +static struct gdsc titan_top_gdsc; + static struct gdsc bps_gdsc = { .gdscr = 0x6004, .en_rest_wait_val = 0x2, @@ -1701,6 +1703,7 @@ static struct gdsc bps_gdsc = { .name = "bps_gdsc", }, .pwrsts = PWRSTS_OFF_ON, + .parent = &titan_top_gdsc.pd, .flags = VOTABLE, }; @@ -1713,6 +1716,7 @@ static struct gdsc ipe_0_gdsc = { .name = "ipe_0_gdsc", }, .pwrsts = PWRSTS_OFF_ON, + .parent = &titan_top_gdsc.pd, .flags = VOTABLE, }; @@ -1725,6 +1729,7 @@ static struct gdsc ife_0_gdsc = { .name = "ife_0_gdsc", }, .pwrsts = PWRSTS_OFF_ON, + .parent = &titan_top_gdsc.pd, }; static struct gdsc ife_1_gdsc = { @@ -1736,6 +1741,7 @@ static struct gdsc ife_1_gdsc = { .name = "ife_1_gdsc", }, .pwrsts = PWRSTS_OFF_ON, + .parent = &titan_top_gdsc.pd, }; static struct gdsc ife_2_gdsc = { @@ -1747,6 +1753,7 @@ static struct gdsc ife_2_gdsc = { .name = "ife_2_gdsc", }, .pwrsts = PWRSTS_OFF_ON, + .parent = &titan_top_gdsc.pd, }; static struct gdsc titan_top_gdsc = { -- 2.51.0