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[23.128.96.18]) by mx.google.com with ESMTP id v23si9492479ejh.356.2020.09.07.05.51.29; Mon, 07 Sep 2020 05:51:52 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ti.com header.s=ti-com-17Q1 header.b=IjkTFUdc; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=NONE dis=NONE) header.from=ti.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729102AbgIGMtF (ORCPT + 99 others); Mon, 7 Sep 2020 08:49:05 -0400 Received: from fllv0015.ext.ti.com ([198.47.19.141]:54574 "EHLO fllv0015.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729198AbgIGMmk (ORCPT ); Mon, 7 Sep 2020 08:42:40 -0400 Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0015.ext.ti.com (8.15.2/8.15.2) with ESMTP id 087B3x3n025594; Mon, 7 Sep 2020 06:03:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1599476639; bh=bpMQ9siMVCgyNlXexA6tKfgUJX3SmIx6i7F6npFEAMA=; h=From:To:CC:Subject:Date; b=IjkTFUdcplA41NeqNBe4jg+qyZ5rtQXThBYEEY82TLqSN5GaLfAlgzFg3H131XE3I GpdiBxdFdJhA4p+Ru9uzZOpyln2y0sJA4jPzu1ccyszlIRLvopSdJ0qQqbwx2BezhS MQzhAGLp85gMCpUAf3QPT79bujiLXlBnY2/xhp7U= Received: from DFLE107.ent.ti.com (dfle107.ent.ti.com [10.64.6.28]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 087B3xep019448 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 7 Sep 2020 06:03:59 -0500 Received: from DFLE100.ent.ti.com (10.64.6.21) by DFLE107.ent.ti.com (10.64.6.28) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3; Mon, 7 Sep 2020 06:03:59 -0500 Received: from lelv0326.itg.ti.com (10.180.67.84) by DFLE100.ent.ti.com (10.64.6.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1979.3 via Frontend Transport; Mon, 7 Sep 2020 06:03:59 -0500 Received: from sokoban.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 087B3v3F103242; Mon, 7 Sep 2020 06:03:58 -0500 From: Tero Kristo To: , , CC: Subject: [PATCH] firmware: ti_sci: allow frequency change for disabled clocks by default Date: Mon, 7 Sep 2020 14:03:57 +0300 Message-ID: <20200907110357.2972-1-t-kristo@ti.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org If a clock is disabled, its frequency should be allowed to change as it is no longer in use. Add a flag towards this to the firmware clock API handler routines. Tested-by: Tomi Valkeinen Signed-off-by: Tero Kristo --- drivers/firmware/ti_sci.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/firmware/ti_sci.c b/drivers/firmware/ti_sci.c index 53cee17d0115..39890665a975 100644 --- a/drivers/firmware/ti_sci.c +++ b/drivers/firmware/ti_sci.c @@ -1124,7 +1124,8 @@ static int ti_sci_cmd_get_clock(const struct ti_sci_handle *handle, u32 dev_id, static int ti_sci_cmd_idle_clock(const struct ti_sci_handle *handle, u32 dev_id, u32 clk_id) { - return ti_sci_set_clock_state(handle, dev_id, clk_id, 0, + return ti_sci_set_clock_state(handle, dev_id, clk_id, + MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE, MSG_CLOCK_SW_STATE_UNREQ); } @@ -1143,7 +1144,8 @@ static int ti_sci_cmd_idle_clock(const struct ti_sci_handle *handle, static int ti_sci_cmd_put_clock(const struct ti_sci_handle *handle, u32 dev_id, u32 clk_id) { - return ti_sci_set_clock_state(handle, dev_id, clk_id, 0, + return ti_sci_set_clock_state(handle, dev_id, clk_id, + MSG_FLAG_CLOCK_ALLOW_FREQ_CHANGE, MSG_CLOCK_SW_STATE_AUTO); } -- 2.17.1 -- Texas Instruments Finland Oy, Porkkalankatu 22, 00180 Helsinki. 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