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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 11C7CC43381 for ; Wed, 20 Feb 2019 12:31:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DFCB82086C for ; Wed, 20 Feb 2019 12:31:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727855AbfBTMbr (ORCPT ); Wed, 20 Feb 2019 07:31:47 -0500 Received: from mailgw02.mediatek.com ([210.61.82.184]:17121 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1727458AbfBTMbp (ORCPT ); Wed, 20 Feb 2019 07:31:45 -0500 X-UUID: 8790289c4bf243978e7eab75d6bfdaff-20190220 X-UUID: 8790289c4bf243978e7eab75d6bfdaff-20190220 Received: from mtkcas09.mediatek.inc [(172.21.101.178)] by mailgw02.mediatek.com (envelope-from ) (mhqrelay.mediatek.com ESMTP with TLS) with ESMTP id 1082570834; Wed, 20 Feb 2019 20:31:37 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 20 Feb 2019 20:31:36 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 20 Feb 2019 20:31:36 +0800 From: To: Zhang Rui , Eduardo Valentin , Daniel Lezcano , Rob Herring , Mark Rutland , Matthias Brugger CC: , , , , , Michael Kao Subject: [PATCH v2,5/7] thermal: mediatek: add flag for bank selection Date: Wed, 20 Feb 2019 20:31:31 +0800 Message-ID: <1550665893-22561-6-git-send-email-michael.kao@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1550665893-22561-1-git-send-email-michael.kao@mediatek.com> References: <1550665893-22561-1-git-send-email-michael.kao@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-SNTS-SMTP: 9802375734CC28087793DB99608572D72B6D43699BA5EC9FD9353FE3F7AC2BF32000:8 X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Michael Kao For past ic designs, the thermal controller should select banks before reading the thermal sensor. And the new ic design architecture removes this mechanism. Signed-off-by: Michael Kao --- drivers/thermal/mtk_thermal.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index c96a746..0a3944e 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -213,6 +213,7 @@ struct mtk_thermal_data { const int cali_val; const int num_controller; const int *controller_offset; + bool need_switch_bank; struct thermal_bank_cfg bank_data[]; }; @@ -327,6 +328,7 @@ struct mtk_thermal { .cali_val = MT8173_CALIBRATION, .num_controller = MT8173_NUM_CONTROLLER, .controller_offset = mt8173_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 2, @@ -365,6 +367,7 @@ struct mtk_thermal { .cali_val = MT2701_CALIBRATION, .num_controller = MT2701_NUM_CONTROLLER, .controller_offset = mt2701_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 3, @@ -394,6 +397,7 @@ struct mtk_thermal { .cali_val = MT2712_CALIBRATION, .num_controller = MT2712_NUM_CONTROLLER, .controller_offset = mt2712_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 4, @@ -417,6 +421,7 @@ struct mtk_thermal { .cali_val = MT7622_CALIBRATION, .num_controller = MT7622_NUM_CONTROLLER, .controller_offset = mt7622_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 1, @@ -463,12 +468,14 @@ static void mtk_thermal_get_bank(struct mtk_thermal_bank *bank) struct mtk_thermal *mt = bank->mt; u32 val; - mutex_lock(&mt->lock); + if (mt->conf->need_switch_bank) { + mutex_lock(&mt->lock); - val = readl(mt->thermal_base + PTPCORESEL); - val &= ~0xf; - val |= bank->id; - writel(val, mt->thermal_base + PTPCORESEL); + val = readl(mt->thermal_base + PTPCORESEL); + val &= ~0xf; + val |= bank->id; + writel(val, mt->thermal_base + PTPCORESEL); + } } /** @@ -481,7 +488,8 @@ static void mtk_thermal_put_bank(struct mtk_thermal_bank *bank) { struct mtk_thermal *mt = bank->mt; - mutex_unlock(&mt->lock); + if (mt->conf->need_switch_bank) + mutex_unlock(&mt->lock); } /** -- 1.9.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH v2,5/7] thermal: mediatek: add flag for bank selection Date: Wed, 20 Feb 2019 20:31:31 +0800 Message-ID: <1550665893-22561-6-git-send-email-michael.kao@mediatek.com> References: <1550665893-22561-1-git-send-email-michael.kao@mediatek.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <1550665893-22561-1-git-send-email-michael.kao@mediatek.com> Sender: linux-kernel-owner@vger.kernel.org To: Zhang Rui , Eduardo Valentin , Daniel Lezcano , Rob Herring , Mark Rutland , Matthias Brugger Cc: linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, Michael Kao List-Id: devicetree@vger.kernel.org From: Michael Kao For past ic designs, the thermal controller should select banks before reading the thermal sensor. And the new ic design architecture removes this mechanism. Signed-off-by: Michael Kao --- drivers/thermal/mtk_thermal.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index c96a746..0a3944e 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -213,6 +213,7 @@ struct mtk_thermal_data { const int cali_val; const int num_controller; const int *controller_offset; + bool need_switch_bank; struct thermal_bank_cfg bank_data[]; }; @@ -327,6 +328,7 @@ struct mtk_thermal { .cali_val = MT8173_CALIBRATION, .num_controller = MT8173_NUM_CONTROLLER, .controller_offset = mt8173_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 2, @@ -365,6 +367,7 @@ struct mtk_thermal { .cali_val = MT2701_CALIBRATION, .num_controller = MT2701_NUM_CONTROLLER, .controller_offset = mt2701_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 3, @@ -394,6 +397,7 @@ struct mtk_thermal { .cali_val = MT2712_CALIBRATION, .num_controller = MT2712_NUM_CONTROLLER, .controller_offset = mt2712_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 4, @@ -417,6 +421,7 @@ struct mtk_thermal { .cali_val = MT7622_CALIBRATION, .num_controller = MT7622_NUM_CONTROLLER, .controller_offset = mt7622_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 1, @@ -463,12 +468,14 @@ static void mtk_thermal_get_bank(struct mtk_thermal_bank *bank) struct mtk_thermal *mt = bank->mt; u32 val; - mutex_lock(&mt->lock); + if (mt->conf->need_switch_bank) { + mutex_lock(&mt->lock); - val = readl(mt->thermal_base + PTPCORESEL); - val &= ~0xf; - val |= bank->id; - writel(val, mt->thermal_base + PTPCORESEL); + val = readl(mt->thermal_base + PTPCORESEL); + val &= ~0xf; + val |= bank->id; + writel(val, mt->thermal_base + PTPCORESEL); + } } /** @@ -481,7 +488,8 @@ static void mtk_thermal_put_bank(struct mtk_thermal_bank *bank) { struct mtk_thermal *mt = bank->mt; - mutex_unlock(&mt->lock); + if (mt->conf->need_switch_bank) + mutex_unlock(&mt->lock); } /** -- 1.9.1 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 X-Spam-Level: X-Spam-Status: No, score=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 936B0C43381 for ; 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bh=kWZejoy7Ig3cBoZFFI2KHkdlaLjqN56oozQ3Mz0SOJs=; b=om/D7/QK2UTq2r KEiF6kczl9EUuHjjkVHq83AqVu9PLDhSUV8VYV7BCGOLBrT2bzLPy0p3YVA9UDc3sTwVwhc0NV9Qh 61inS8oB7FzcoSl5scnNyd02CC+3drqdtR9NOvO/nKd8K+pXvpUbrJEpwmmkImdMHBIroogmV5ZCL FMFSoMAyBzK4SPFUmC0tSz369y7+RfilK7Bpuv8zQCVrhAGVKwQSiJaXFaZLTGIsRVpaWUl4xg4+x Lvq1IQf2aFOOXZ+RK53hpuBBuXzW19BqH11OSqtyPsUr74iuChufT8IAYH+FD5W15Khcc66MSDYrd lgRlwzP3ka1O+JOfWjQg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gwR3z-0001Nq-98; Wed, 20 Feb 2019 12:33:23 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1gwR3T-0000tA-Di; Wed, 20 Feb 2019 12:33:03 +0000 X-UUID: b9825bf65dff4f309880699cc7a8ad76-20190220 X-UUID: b9825bf65dff4f309880699cc7a8ad76-20190220 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 160293698; Wed, 20 Feb 2019 04:31:45 -0800 Received: from MTKMBS01N2.mediatek.inc (172.21.101.79) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 20 Feb 2019 04:31:44 -0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by mtkmbs01n2.mediatek.inc (172.21.101.79) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 20 Feb 2019 20:31:36 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 20 Feb 2019 20:31:36 +0800 From: To: Zhang Rui , Eduardo Valentin , Daniel Lezcano , Rob Herring , Mark Rutland , Matthias Brugger Subject: [PATCH v2,5/7] thermal: mediatek: add flag for bank selection Date: Wed, 20 Feb 2019 20:31:31 +0800 Message-ID: <1550665893-22561-6-git-send-email-michael.kao@mediatek.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1550665893-22561-1-git-send-email-michael.kao@mediatek.com> References: <1550665893-22561-1-git-send-email-michael.kao@mediatek.com> MIME-Version: 1.0 X-TM-SNTS-SMTP: 9802375734CC28087793DB99608572D72B6D43699BA5EC9FD9353FE3F7AC2BF32000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190220_043252_101591_EFD6FC11 X-CRM114-Status: GOOD ( 11.54 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, Michael Kao , linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Michael Kao For past ic designs, the thermal controller should select banks before reading the thermal sensor. And the new ic design architecture removes this mechanism. Signed-off-by: Michael Kao --- drivers/thermal/mtk_thermal.c | 20 ++++++++++++++------ 1 file changed, 14 insertions(+), 6 deletions(-) diff --git a/drivers/thermal/mtk_thermal.c b/drivers/thermal/mtk_thermal.c index c96a746..0a3944e 100644 --- a/drivers/thermal/mtk_thermal.c +++ b/drivers/thermal/mtk_thermal.c @@ -213,6 +213,7 @@ struct mtk_thermal_data { const int cali_val; const int num_controller; const int *controller_offset; + bool need_switch_bank; struct thermal_bank_cfg bank_data[]; }; @@ -327,6 +328,7 @@ struct mtk_thermal { .cali_val = MT8173_CALIBRATION, .num_controller = MT8173_NUM_CONTROLLER, .controller_offset = mt8173_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 2, @@ -365,6 +367,7 @@ struct mtk_thermal { .cali_val = MT2701_CALIBRATION, .num_controller = MT2701_NUM_CONTROLLER, .controller_offset = mt2701_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 3, @@ -394,6 +397,7 @@ struct mtk_thermal { .cali_val = MT2712_CALIBRATION, .num_controller = MT2712_NUM_CONTROLLER, .controller_offset = mt2712_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 4, @@ -417,6 +421,7 @@ struct mtk_thermal { .cali_val = MT7622_CALIBRATION, .num_controller = MT7622_NUM_CONTROLLER, .controller_offset = mt7622_tc_offset, + .need_switch_bank = true, .bank_data = { { .num_sensors = 1, @@ -463,12 +468,14 @@ static void mtk_thermal_get_bank(struct mtk_thermal_bank *bank) struct mtk_thermal *mt = bank->mt; u32 val; - mutex_lock(&mt->lock); + if (mt->conf->need_switch_bank) { + mutex_lock(&mt->lock); - val = readl(mt->thermal_base + PTPCORESEL); - val &= ~0xf; - val |= bank->id; - writel(val, mt->thermal_base + PTPCORESEL); + val = readl(mt->thermal_base + PTPCORESEL); + val &= ~0xf; + val |= bank->id; + writel(val, mt->thermal_base + PTPCORESEL); + } } /** @@ -481,7 +488,8 @@ static void mtk_thermal_put_bank(struct mtk_thermal_bank *bank) { struct mtk_thermal *mt = bank->mt; - mutex_unlock(&mt->lock); + if (mt->conf->need_switch_bank) + mutex_unlock(&mt->lock); } /** -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel