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=-11.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,MIME_BASE64_TEXT,SIGNED_OFF_BY,SPF_HELO_NONE,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 5B59FC55179 for ; Thu, 29 Oct 2020 11:58:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CC20420838 for ; Thu, 29 Oct 2020 11:58:05 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="G3J5aB+R" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725999AbgJ2L6D (ORCPT ); Thu, 29 Oct 2020 07:58:03 -0400 Received: from mailgw01.mediatek.com ([210.61.82.183]:57201 "EHLO mailgw01.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1725832AbgJ2L6A (ORCPT ); Thu, 29 Oct 2020 07:58:00 -0400 X-UUID: 9964eaea5bdd41298466a7dbc16c86c7-20201029 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=w81tqkNi8KcOCSO6o9TBab5iqr6LPY1HHHGmMqfxeO8=; b=G3J5aB+RGC+u4v9nbdL7YFjWk5X8tUNypVJIXeECWfr0arEBSnEjKgjXMxcyCVWhHPk9kSdlBl/PFKCXQHbQ3ZwmIluJjaKT7S5q9NR6c1r6h18/uioxXb+F6rdw6QfDzQNtac7BUo7qFBoitqppnDjKdPCe6RsphL6zRzgjsWg=; X-UUID: 9964eaea5bdd41298466a7dbc16c86c7-20201029 Received: from mtkcas10.mediatek.inc [(172.21.101.39)] by mailgw01.mediatek.com (envelope-from ) (Cellopoint E-mail Firewall v4.1.14 Build 0819 with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 739349024; Thu, 29 Oct 2020 19:57:53 +0800 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 29 Oct 2020 19:57:51 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 29 Oct 2020 19:57:51 +0800 From: Stanley Chu To: , , , , CC: , , , , , , , , , , , , Stanley Chu Subject: [PATCH v1 4/6] scsi: ufs-mediatek: Support option to disable auto-hibern8 Date: Thu, 29 Oct 2020 19:57:48 +0800 Message-ID: <20201029115750.24391-5-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201029115750.24391-1-stanley.chu@mediatek.com> References: <20201029115750.24391-1-stanley.chu@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org U3VwcG9ydCBhbiBvcHRpb24gdG8gYWxsb3cgdXNlcnMgdG8gZGlzYWJsZSBhdXRvLWhpYmVybjgg ZmVhdHVyZS4NCg0KSW5zdGVhZCwgZW5hYmxlIGhpYmVybjgtZHVyaW5nLWNsay1nYXRpbmcgZmVh dHVyZSB0byBrZWVwIHNpbWlsYXINCnBvd2VyIGNvbnN1bXB0aW9uLg0KDQpTaWduZWQtb2ZmLWJ5 OiBTdGFubGV5IENodSA8c3RhbmxleS5jaHVAbWVkaWF0ZWsuY29tPg0KLS0tDQogZHJpdmVycy9z Y3NpL3Vmcy91ZnMtbWVkaWF0ZWsuYyB8IDE4ICsrKysrKysrKysrKysrKysrKw0KIGRyaXZlcnMv c2NzaS91ZnMvdWZzLW1lZGlhdGVrLmggfCAgMSArDQogMiBmaWxlcyBjaGFuZ2VkLCAxOSBpbnNl cnRpb25zKCspDQoNCmRpZmYgLS1naXQgYS9kcml2ZXJzL3Njc2kvdWZzL3Vmcy1tZWRpYXRlay5j IGIvZHJpdmVycy9zY3NpL3Vmcy91ZnMtbWVkaWF0ZWsuYw0KaW5kZXggZmE3ZDBlNGVlYjBkLi5k ZGEwMjhlYzMwZGMgMTAwNjQ0DQotLS0gYS9kcml2ZXJzL3Njc2kvdWZzL3Vmcy1tZWRpYXRlay5j DQorKysgYi9kcml2ZXJzL3Njc2kvdWZzL3Vmcy1tZWRpYXRlay5jDQpAQCAtMTU4LDYgKzE1OCw3 IEBAIHN0YXRpYyBpbnQgdWZzX210a19oY2VfZW5hYmxlX25vdGlmeShzdHJ1Y3QgdWZzX2hiYSAq aGJhLA0KIAkJCQkgICAgIGVudW0gdWZzX25vdGlmeV9jaGFuZ2Vfc3RhdHVzIHN0YXR1cykNCiB7 DQogCXN0cnVjdCB1ZnNfbXRrX2hvc3QgKmhvc3QgPSB1ZnNoY2RfZ2V0X3ZhcmlhbnQoaGJhKTsN CisJdW5zaWduZWQgbG9uZyBmbGFnczsNCiANCiAJaWYgKHN0YXR1cyA9PSBQUkVfQ0hBTkdFKSB7 DQogCQlpZiAoaG9zdC0+dW5pcHJvX2xwbSkgew0KQEAgLTE2OSw2ICsxNzAsMTcgQEAgc3RhdGlj IGludCB1ZnNfbXRrX2hjZV9lbmFibGVfbm90aWZ5KHN0cnVjdCB1ZnNfaGJhICpoYmEsDQogDQog CQlpZiAoaGJhLT5jYXBzICYgVUZTSENEX0NBUF9DUllQVE8pDQogCQkJdWZzX210a19jcnlwdG9f ZW5hYmxlKGhiYSk7DQorDQorCQlpZiAoaG9zdC0+Y2FwcyAmIFVGU19NVEtfQ0FQX0RJU0FCTEVf QUg4KSB7DQorCQkJc3Bpbl9sb2NrX2lycXNhdmUoaGJhLT5ob3N0LT5ob3N0X2xvY2ssIGZsYWdz KTsNCisJCQl1ZnNoY2Rfd3JpdGVsKGhiYSwgMCwNCisJCQkJICAgICAgUkVHX0FVVE9fSElCRVJO QVRFX0lETEVfVElNRVIpOw0KKwkJCXNwaW5fdW5sb2NrX2lycXJlc3RvcmUoaGJhLT5ob3N0LT5o b3N0X2xvY2ssDQorCQkJCQkgICAgICAgZmxhZ3MpOw0KKw0KKwkJCWhiYS0+Y2FwYWJpbGl0aWVz ICY9IH5NQVNLX0FVVE9fSElCRVJOOF9TVVBQT1JUOw0KKwkJCWhiYS0+YWhpdCA9IDA7DQorCQl9 DQogCX0NCiANCiAJcmV0dXJuIDA7DQpAQCAtNDk2LDYgKzUwOCw5IEBAIHN0YXRpYyB2b2lkIHVm c19tdGtfaW5pdF9ob3N0X2NhcHMoc3RydWN0IHVmc19oYmEgKmhiYSkNCiAJaWYgKG9mX3Byb3Bl cnR5X3JlYWRfYm9vbChucCwgIm1lZGlhdGVrLHVmcy1zdXBwb3J0LXZhMDkiKSkNCiAJCXVmc19t dGtfaW5pdF92YTA5X3B3cl9jdHJsKGhiYSk7DQogDQorCWlmIChvZl9wcm9wZXJ0eV9yZWFkX2Jv b2wobnAsICJtZWRpYXRlayx1ZnMtZGlzYWJsZS1haDgiKSkNCisJCWhvc3QtPmNhcHMgfD0gVUZT X01US19DQVBfRElTQUJMRV9BSDg7DQorDQogCWRldl9pbmZvKGhiYS0+ZGV2LCAiY2FwczogMHgl eCIsIGhvc3QtPmNhcHMpOw0KIH0NCiANCkBAIC02MDksNiArNjI0LDkgQEAgc3RhdGljIGludCB1 ZnNfbXRrX2luaXQoc3RydWN0IHVmc19oYmEgKmhiYSkNCiAJaGJhLT5jYXBzIHw9IFVGU0hDRF9D QVBfV0JfRU47DQogCWhiYS0+dnBzLT53Yl9mbHVzaF90aHJlc2hvbGQgPSBVRlNfV0JfQlVGX1JF TUFJTl9QRVJDRU5UKDgwKTsNCiANCisJaWYgKGhvc3QtPmNhcHMgJiBVRlNfTVRLX0NBUF9ESVNB QkxFX0FIOCkNCisJCWhiYS0+Y2FwcyB8PSBVRlNIQ0RfQ0FQX0hJQkVSTjhfV0lUSF9DTEtfR0FU SU5HOw0KKw0KIAkvKg0KIAkgKiB1ZnNoY2Rfdm9wc19pbml0KCkgaXMgaW52b2tlZCBhZnRlcg0K IAkgKiB1ZnNoY2Rfc2V0dXBfY2xvY2sodHJ1ZSkgaW4gdWZzaGNkX2hiYV9pbml0KCkgdGh1cw0K ZGlmZiAtLWdpdCBhL2RyaXZlcnMvc2NzaS91ZnMvdWZzLW1lZGlhdGVrLmggYi9kcml2ZXJzL3Nj c2kvdWZzL3Vmcy1tZWRpYXRlay5oDQppbmRleCAwZTc2NDI5ZjY5ZDYuLjMwZjQ1ZGZjZTA0YyAx MDA2NDQNCi0tLSBhL2RyaXZlcnMvc2NzaS91ZnMvdWZzLW1lZGlhdGVrLmgNCisrKyBiL2RyaXZl cnMvc2NzaS91ZnMvdWZzLW1lZGlhdGVrLmgNCkBAIC05Niw2ICs5Niw3IEBAIGVudW0gew0KIGVu dW0gdWZzX210a19ob3N0X2NhcHMgew0KIAlVRlNfTVRLX0NBUF9CT09TVF9DUllQVF9FTkdJTkUg ICAgICAgICA9IDEgPDwgMCwNCiAJVUZTX01US19DQVBfVkEwOV9QV1JfQ1RSTCAgICAgICAgICAg ICAgPSAxIDw8IDEsDQorCVVGU19NVEtfQ0FQX0RJU0FCTEVfQUg4ICAgICAgICAgICAgICAgID0g MSA8PCAyLA0KIH07DQogDQogc3RydWN0IHVmc19tdGtfY3J5cHRfY2ZnIHsNCi0tIA0KMi4xOC4w DQo= 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,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 022F7C55178 for ; Thu, 29 Oct 2020 11:59:56 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 761DC20796 for ; Thu, 29 Oct 2020 11:59:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="WxNnHGgV"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="G3J5aB+R" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 761DC20796 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=cE2pmUO3je3SUiyVOjCzStphoyD3gS6+J9jCMUE9fAk=; b=WxNnHGgVo+wDSrLAoFCWH58QV 4zqZKKC/zTVnVJNGG/7i7TkEeJ0Jpf/EfHeE7lXv2j6V1t4zi1iNXjtRYMh9fv7vxihdjzMDo/9ZY ma1G9fLIL5pPWfzChcLg5Y8ruXu/iDkyfHuXKXCn4BQii8JH1cl1JeV3wuowCTpN2c1uYdJzVBRiJ DOW+Z2WbfPjWk8pgjZ5SdhoMX8o0+a4+otu8knyh1Rqgva8Nrqjy+HnHiHkg5IJ8HQKuopXVE05Dk QQ4pGNilXGYEmbyVdNCxS1BRDl9lRDMU7XftrxHWqN77Q7PE0CVacplbcQpQvIECjQ2j4ueVOVSM/ f0ZE6duOQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kY6al-0006DV-CR; Thu, 29 Oct 2020 11:59:43 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kY6aE-0005xV-TS for linux-mediatek@lists.infradead.org; Thu, 29 Oct 2020 11:59:14 +0000 X-UUID: cc5886ffbec0431d908feff81b661069-20201029 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=w81tqkNi8KcOCSO6o9TBab5iqr6LPY1HHHGmMqfxeO8=; b=G3J5aB+RGC+u4v9nbdL7YFjWk5X8tUNypVJIXeECWfr0arEBSnEjKgjXMxcyCVWhHPk9kSdlBl/PFKCXQHbQ3ZwmIluJjaKT7S5q9NR6c1r6h18/uioxXb+F6rdw6QfDzQNtac7BUo7qFBoitqppnDjKdPCe6RsphL6zRzgjsWg=; X-UUID: cc5886ffbec0431d908feff81b661069-20201029 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1051826521; Thu, 29 Oct 2020 03:57:54 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 29 Oct 2020 04:57:53 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 29 Oct 2020 19:57:51 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 29 Oct 2020 19:57:51 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v1 4/6] scsi: ufs-mediatek: Support option to disable auto-hibern8 Date: Thu, 29 Oct 2020 19:57:48 +0800 Message-ID: <20201029115750.24391-5-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201029115750.24391-1-stanley.chu@mediatek.com> References: <20201029115750.24391-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201029_075911_264482_D863A76C X-CRM114-Status: GOOD ( 13.17 ) X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andy.teng@mediatek.com, cc.chou@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, jiajie.hao@mediatek.com, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, Stanley Chu , chaotian.jing@mediatek.com, linux-arm-kernel@lists.infradead.org, alice.chao@mediatek.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Support an option to allow users to disable auto-hibern8 feature. Instead, enable hibern8-during-clk-gating feature to keep similar power consumption. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufs-mediatek.c | 18 ++++++++++++++++++ drivers/scsi/ufs/ufs-mediatek.h | 1 + 2 files changed, 19 insertions(+) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index fa7d0e4eeb0d..dda028ec30dc 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -158,6 +158,7 @@ static int ufs_mtk_hce_enable_notify(struct ufs_hba *hba, enum ufs_notify_change_status status) { struct ufs_mtk_host *host = ufshcd_get_variant(hba); + unsigned long flags; if (status == PRE_CHANGE) { if (host->unipro_lpm) { @@ -169,6 +170,17 @@ static int ufs_mtk_hce_enable_notify(struct ufs_hba *hba, if (hba->caps & UFSHCD_CAP_CRYPTO) ufs_mtk_crypto_enable(hba); + + if (host->caps & UFS_MTK_CAP_DISABLE_AH8) { + spin_lock_irqsave(hba->host->host_lock, flags); + ufshcd_writel(hba, 0, + REG_AUTO_HIBERNATE_IDLE_TIMER); + spin_unlock_irqrestore(hba->host->host_lock, + flags); + + hba->capabilities &= ~MASK_AUTO_HIBERN8_SUPPORT; + hba->ahit = 0; + } } return 0; @@ -496,6 +508,9 @@ static void ufs_mtk_init_host_caps(struct ufs_hba *hba) if (of_property_read_bool(np, "mediatek,ufs-support-va09")) ufs_mtk_init_va09_pwr_ctrl(hba); + if (of_property_read_bool(np, "mediatek,ufs-disable-ah8")) + host->caps |= UFS_MTK_CAP_DISABLE_AH8; + dev_info(hba->dev, "caps: 0x%x", host->caps); } @@ -609,6 +624,9 @@ static int ufs_mtk_init(struct ufs_hba *hba) hba->caps |= UFSHCD_CAP_WB_EN; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80); + if (host->caps & UFS_MTK_CAP_DISABLE_AH8) + hba->caps |= UFSHCD_CAP_HIBERN8_WITH_CLK_GATING; + /* * ufshcd_vops_init() is invoked after * ufshcd_setup_clock(true) in ufshcd_hba_init() thus diff --git a/drivers/scsi/ufs/ufs-mediatek.h b/drivers/scsi/ufs/ufs-mediatek.h index 0e76429f69d6..30f45dfce04c 100644 --- a/drivers/scsi/ufs/ufs-mediatek.h +++ b/drivers/scsi/ufs/ufs-mediatek.h @@ -96,6 +96,7 @@ enum { enum ufs_mtk_host_caps { UFS_MTK_CAP_BOOST_CRYPT_ENGINE = 1 << 0, UFS_MTK_CAP_VA09_PWR_CTRL = 1 << 1, + UFS_MTK_CAP_DISABLE_AH8 = 1 << 2, }; struct ufs_mtk_crypt_cfg { -- 2.18.0 _______________________________________________ Linux-mediatek mailing list Linux-mediatek@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-mediatek 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,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 E93CAC2D0A3 for ; Thu, 29 Oct 2020 11:59:59 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 60363207BC for ; Thu, 29 Oct 2020 11:59:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="sZs+eiOT"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="G3J5aB+R" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 60363207BC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To:Message-ID:Date: Subject:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=NEWb4Id9WNT4H9Tm/nn8A19QNGVWXBZapmV/YrSAyqg=; b=sZs+eiOT0RJeoIaDm6GEtYfsG EMwChusO5Y1rZoMRTTxJjC3pdV4f9wDZAVG4EHdxLpzFJiMlJHA0De4VMLr4MwkUyV/DwwBY3Omkw q2aLLgT/1eN8MEaNWWiPzkBG37rCWcTZpkBjFinUWDt1p/pbzTrqstCEjRC8jy9iLrOGamEJ8uA9e H6uy10nruSAuCZgOgAWjKmId9CxUBGfeoA/wshkcKYCs2jNs24Lfs89IRZIfkw48B41tUHIV2Anh6 zQS46KkaRTQ6/n+9+tGJu382YYS2CSUTHHCwn2bunvzzjoZ+M4YkZriOwhgbo5KprLDYvvWMK00Pr FwJ6EOgWw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kY6ZN-0005d9-Vm; Thu, 29 Oct 2020 11:58:18 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kY6ZB-0005Xp-IM for linux-arm-kernel@lists.infradead.org; Thu, 29 Oct 2020 11:58:07 +0000 X-UUID: cc5886ffbec0431d908feff81b661069-20201029 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:CC:To:From; bh=w81tqkNi8KcOCSO6o9TBab5iqr6LPY1HHHGmMqfxeO8=; b=G3J5aB+RGC+u4v9nbdL7YFjWk5X8tUNypVJIXeECWfr0arEBSnEjKgjXMxcyCVWhHPk9kSdlBl/PFKCXQHbQ3ZwmIluJjaKT7S5q9NR6c1r6h18/uioxXb+F6rdw6QfDzQNtac7BUo7qFBoitqppnDjKdPCe6RsphL6zRzgjsWg=; X-UUID: cc5886ffbec0431d908feff81b661069-20201029 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 1051826521; Thu, 29 Oct 2020 03:57:54 -0800 Received: from MTKMBS02N1.mediatek.inc (172.21.101.77) by MTKMBS62N1.mediatek.inc (172.29.193.41) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 29 Oct 2020 04:57:53 -0700 Received: from mtkcas10.mediatek.inc (172.21.101.39) by mtkmbs02n1.mediatek.inc (172.21.101.77) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Thu, 29 Oct 2020 19:57:51 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkcas10.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Thu, 29 Oct 2020 19:57:51 +0800 From: Stanley Chu To: , , , , Subject: [PATCH v1 4/6] scsi: ufs-mediatek: Support option to disable auto-hibern8 Date: Thu, 29 Oct 2020 19:57:48 +0800 Message-ID: <20201029115750.24391-5-stanley.chu@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20201029115750.24391-1-stanley.chu@mediatek.com> References: <20201029115750.24391-1-stanley.chu@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201029_075805_813921_C11D9FE2 X-CRM114-Status: GOOD ( 14.14 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andy.teng@mediatek.com, cc.chou@mediatek.com, chun-hung.wu@mediatek.com, kuohong.wang@mediatek.com, linux-kernel@vger.kernel.org, jiajie.hao@mediatek.com, linux-mediatek@lists.infradead.org, peter.wang@mediatek.com, matthias.bgg@gmail.com, Stanley Chu , chaotian.jing@mediatek.com, linux-arm-kernel@lists.infradead.org, alice.chao@mediatek.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Support an option to allow users to disable auto-hibern8 feature. Instead, enable hibern8-during-clk-gating feature to keep similar power consumption. Signed-off-by: Stanley Chu --- drivers/scsi/ufs/ufs-mediatek.c | 18 ++++++++++++++++++ drivers/scsi/ufs/ufs-mediatek.h | 1 + 2 files changed, 19 insertions(+) diff --git a/drivers/scsi/ufs/ufs-mediatek.c b/drivers/scsi/ufs/ufs-mediatek.c index fa7d0e4eeb0d..dda028ec30dc 100644 --- a/drivers/scsi/ufs/ufs-mediatek.c +++ b/drivers/scsi/ufs/ufs-mediatek.c @@ -158,6 +158,7 @@ static int ufs_mtk_hce_enable_notify(struct ufs_hba *hba, enum ufs_notify_change_status status) { struct ufs_mtk_host *host = ufshcd_get_variant(hba); + unsigned long flags; if (status == PRE_CHANGE) { if (host->unipro_lpm) { @@ -169,6 +170,17 @@ static int ufs_mtk_hce_enable_notify(struct ufs_hba *hba, if (hba->caps & UFSHCD_CAP_CRYPTO) ufs_mtk_crypto_enable(hba); + + if (host->caps & UFS_MTK_CAP_DISABLE_AH8) { + spin_lock_irqsave(hba->host->host_lock, flags); + ufshcd_writel(hba, 0, + REG_AUTO_HIBERNATE_IDLE_TIMER); + spin_unlock_irqrestore(hba->host->host_lock, + flags); + + hba->capabilities &= ~MASK_AUTO_HIBERN8_SUPPORT; + hba->ahit = 0; + } } return 0; @@ -496,6 +508,9 @@ static void ufs_mtk_init_host_caps(struct ufs_hba *hba) if (of_property_read_bool(np, "mediatek,ufs-support-va09")) ufs_mtk_init_va09_pwr_ctrl(hba); + if (of_property_read_bool(np, "mediatek,ufs-disable-ah8")) + host->caps |= UFS_MTK_CAP_DISABLE_AH8; + dev_info(hba->dev, "caps: 0x%x", host->caps); } @@ -609,6 +624,9 @@ static int ufs_mtk_init(struct ufs_hba *hba) hba->caps |= UFSHCD_CAP_WB_EN; hba->vps->wb_flush_threshold = UFS_WB_BUF_REMAIN_PERCENT(80); + if (host->caps & UFS_MTK_CAP_DISABLE_AH8) + hba->caps |= UFSHCD_CAP_HIBERN8_WITH_CLK_GATING; + /* * ufshcd_vops_init() is invoked after * ufshcd_setup_clock(true) in ufshcd_hba_init() thus diff --git a/drivers/scsi/ufs/ufs-mediatek.h b/drivers/scsi/ufs/ufs-mediatek.h index 0e76429f69d6..30f45dfce04c 100644 --- a/drivers/scsi/ufs/ufs-mediatek.h +++ b/drivers/scsi/ufs/ufs-mediatek.h @@ -96,6 +96,7 @@ enum { enum ufs_mtk_host_caps { UFS_MTK_CAP_BOOST_CRYPT_ENGINE = 1 << 0, UFS_MTK_CAP_VA09_PWR_CTRL = 1 << 1, + UFS_MTK_CAP_DISABLE_AH8 = 1 << 2, }; struct ufs_mtk_crypt_cfg { -- 2.18.0 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel