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 D8BE6343D90; Tue, 16 Dec 2025 12:18:59 +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=1765887539; cv=none; b=XkcmDsCwW60cnUcQYprtep3SnND65hYG83/QJjdrcPLMSv3Zuxgz/Hg9/wkZkgEUmudWU4a3cHTrVUefokD4BxHJzPo3gn7sH6YyuqNXFNP0WFMBHfIIvPkx895ssujQF6lvVCXXzSXFqCdEVYJG1CC97RCgfGBCRkN6OJJPMdI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765887539; c=relaxed/simple; bh=cltNZymdElDOFhhjQ/w2QZuQt1R+iIoajoAcMxIBPFk=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Du9W4TnuynzSu/xmhAtxgFD/ChEQNOPXUXJKDddRtRbS0gn8raJEj6dYAYcObj9c0t4FsSUGbdfDNwb9Xqnh5NO/cuTxLy9lc9nv1aJtmK2/L/iHIWos17hrfsR8qqDY20fnNV2V3Zi+jfgBrtHeLGDxEmR/8uKX8kHx+JXlTvg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=RmC1ah7Q; 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="RmC1ah7Q" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 473EEC4CEF1; Tue, 16 Dec 2025 12:18:59 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1765887539; bh=cltNZymdElDOFhhjQ/w2QZuQt1R+iIoajoAcMxIBPFk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=RmC1ah7Qv0eoDAbOY6M2rkEpyArspbBPrt4QTk39L6tG0Cqu3SvWeA7XdBDqzpTH/ bdTA8BSIm+rSUfhqDO7+oYPbsxoHmR4YDzMiCrrmEtMnWaj4spdq2GLhXrmURchZ34 PCI1VzojNY/CP48ham3HhcSQH2y8dYeRv2A0JvZE= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Lad Prabhakar , Geert Uytterhoeven , Sasha Levin Subject: [PATCH 6.18 261/614] clk: renesas: r9a09g077: Propagate rate changes to parent clocks Date: Tue, 16 Dec 2025 12:10:28 +0100 Message-ID: <20251216111410.829014431@linuxfoundation.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251216111401.280873349@linuxfoundation.org> References: <20251216111401.280873349@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 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lad Prabhakar [ Upstream commit 145dfd70b9c70e5bc03494a7ce8fa3748ac01af3 ] Add the CLK_SET_RATE_PARENT flag to divider clock registration so that rate changes can propagate to parent clocks when needed. This allows the CPG divider clocks to request rate adjustments from their parent, ensuring correct frequency scaling and improved flexibility in clock rate selection. Fixes: 065fe720eec6e ("clk: renesas: Add support for R9A09G077 SoC") Signed-off-by: Lad Prabhakar Reviewed-by: Geert Uytterhoeven Link: https://patch.msgid.link/20251028165127.991351-2-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven Signed-off-by: Sasha Levin --- drivers/clk/renesas/r9a09g077-cpg.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/clk/renesas/r9a09g077-cpg.c b/drivers/clk/renesas/r9a09g077-cpg.c index af3ef6d58c87c..d12975418a568 100644 --- a/drivers/clk/renesas/r9a09g077-cpg.c +++ b/drivers/clk/renesas/r9a09g077-cpg.c @@ -217,7 +217,7 @@ r9a09g077_cpg_div_clk_register(struct device *dev, if (core->dtable) clk_hw = clk_hw_register_divider_table(dev, core->name, - parent_name, 0, + parent_name, CLK_SET_RATE_PARENT, addr, GET_SHIFT(core->conf), GET_WIDTH(core->conf), @@ -226,7 +226,7 @@ r9a09g077_cpg_div_clk_register(struct device *dev, &pub->rmw_lock); else clk_hw = clk_hw_register_divider(dev, core->name, - parent_name, 0, + parent_name, CLK_SET_RATE_PARENT, addr, GET_SHIFT(core->conf), GET_WIDTH(core->conf), -- 2.51.0