From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 CB744D5E140 for ; Fri, 8 Nov 2024 07:03:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:List-Subscribe:List-Help: List-Post:List-Archive:List-Unsubscribe:List-Id:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=6n/clIcgqIf467YERyibHgpYG8CwtnNkUt60Dak6wpQ=; b=SRlhT2Nim03NVk PEXGPz7EbKJSVbf6VMPeoFBALS6Um5jKBF978uVBnwo4OrU2gAvhfZB02/oWrcfZv9mVdIf+O0hOt ipRGeYI0wjIP4xwGuoezv0l7ifpVbjd30DBulc7PPM6vDu+b2tz3pydVrOp2KJpnjE5HHT4Q4GXgs 3QK2PuNgQvdRF1S3e4g3e7YezqaKEr/ZvxHXjGbyAn4yuuRcIbcUOtbL18xhTR6ropWsGvix4oprL 5uDKc8wPiX1e1CcbPfuVYML48auBS5KozMGuBq5ZO3ktAXX/4r0a8uu+KgOrZRJS4wnGj6Uq67LYl iyBdWG+rbXuX5VCplGvw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t9J1J-00000009ZcU-2mFZ; Fri, 08 Nov 2024 07:03:01 +0000 Received: from ec2-44-216-146-176.compute-1.amazonaws.com ([44.216.146.176]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t9J1G-00000009Zbr-2sIT for linux-rockchip@lists.infradead.org; Fri, 08 Nov 2024 07:03:00 +0000 Received: from localhost.localdomain (unknown [58.22.7.114]) by smtp.qiye.163.com (Hmail) with ESMTP id 22d55c8d; Fri, 8 Nov 2024 14:57:47 +0800 (GMT+08:00) From: Shawn Lin To: Rob Herring , "James E . J . Bottomley" , "Martin K . Petersen" , Krzysztof Kozlowski , Conor Dooley , Ulf Hansson , Heiko Stuebner , "Rafael J . Wysocki" Cc: Manivannan Sadhasivam , Alim Akhtar , Avri Altman , Bart Van Assche , YiFeng Zhao , Liang Chen , linux-scsi@vger.kernel.org, linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org, linux-pm@vger.kernel.org, Shawn Lin Subject: [PATCH v5 4/7] pmdomain: rockchip: Add smc call to inform firmware Date: Fri, 8 Nov 2024 14:56:23 +0800 Message-Id: <1731048987-229149-5-git-send-email-shawn.lin@rock-chips.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1731048987-229149-1-git-send-email-shawn.lin@rock-chips.com> References: <1731048987-229149-1-git-send-email-shawn.lin@rock-chips.com> X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFDSUNOT01LS0k3V1ktWUFJV1kPCRoVCBIfWUFZQ0JCHlZPTUNCTUkaSUtMQxlWFRQJFh oXVRMBExYaEhckFA4PWVdZGBILWUFZTkNVSUlVTFVKSk9ZV1kWGg8SFR0UWUFZT0tIVUpLSUhCSE NVSktLVUpCS0tZBg++ X-HM-Tid: 0a930a90928209cckunm22d55c8d X-HM-MType: 1 X-HM-Sender-Digest: e1kMHhlZQR0aFwgeV1kSHx4VD1lBWUc6PSo6HBw4MzIjNCoPUSpCKwhD Ci0wCQtVSlVKTEhKS09CS01DTUJKVTMWGhIXVQgTGgwVVRcSFTsJFBgQVhgTEgsIVRgUFkVZV1kS C1lBWU5DVUlJVUxVSkpPWVdZCAFZQUpDSk03Bg++ DKIM-Signature: a=rsa-sha256; b=DSetdHpXNXDwak1GGqzp4RY5M6CqTgfsKoF9DlaDV4FxCJqDmR2qyDXKTRun4/bxHzCENUzzqK+fXjcCie4MTCGJG+DqEbJ3wF0TtJux01lW3e/GJoEkD/kgoIy1QtTaF1WSgLCRDC4CcOxUDPzxE9QLq+4mo/4ZmO/WhdobHH4=; c=relaxed/relaxed; s=default; d=rock-chips.com; v=1; bh=2NyPYvYg2Dghh9vSnqVVMEZ1p9KuX17hf7zqDWcgQNg=; h=date:mime-version:subject:message-id:from; X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241107_230259_059010_666CC593 X-CRM114-Status: GOOD ( 13.10 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org Inform firmware to keep the power domain on or off. Suggested-by: Ulf Hansson Signed-off-by: Shawn Lin --- Changes in v5: - fix a compile warning Changes in v4: None Changes in v3: None Changes in v2: None drivers/pmdomain/rockchip/pm-domains.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/pmdomain/rockchip/pm-domains.c b/drivers/pmdomain/rockchip/pm-domains.c index cb0f938..49842f1 100644 --- a/drivers/pmdomain/rockchip/pm-domains.c +++ b/drivers/pmdomain/rockchip/pm-domains.c @@ -5,6 +5,7 @@ * Copyright (c) 2015 ROCKCHIP, Co. Ltd. */ +#include #include #include #include @@ -20,6 +21,7 @@ #include #include #include +#include #include #include #include @@ -540,6 +542,7 @@ static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd, struct generic_pm_domain *genpd = &pd->genpd; u32 pd_pwr_offset = pd->info->pwr_offset; bool is_on, is_mem_on = false; + struct arm_smccc_res res; if (pd->info->pwr_mask == 0) return; @@ -567,6 +570,11 @@ static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd, genpd->name, is_on); return; } + + /* Inform firmware to keep this pd on or off */ + arm_smccc_smc(ROCKCHIP_SIP_SUSPEND_MODE, ROCKCHIP_SLEEP_PD_CONFIG, + pmu->info->pwr_offset + pd_pwr_offset, + pd->info->pwr_mask, on, 0, 0, 0, &res); } static int rockchip_pd_power(struct rockchip_pm_domain *pd, bool power_on) -- 2.7.4 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip