From patchwork Fri May 31 09:51:40 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Taniya Das X-Patchwork-Id: 13681480 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (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 60C787C6EB; Fri, 31 May 2024 09:52:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717149132; cv=none; b=FUOnHaIMYS4RLVXA/5Hr/DXLzton4Xd1HaY1axyYP/VBsSYXhGV60JGY6+njA3dBjUw/tMN2XrUyBYBX1FsWAkkFvANTeKYDQplNxG+dMyMARUmG9RX7RYuLEyDZwkpRrBj/WzVN/f4A/e+gx2KHfkfW0lLC+Hb1UvGFEE4n/1k= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1717149132; c=relaxed/simple; bh=fD7pcsCYMHmL/fnGtdeGAFT6+4sHmZwAWSFvZrWphWU=; h=From:To:CC:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=ldKTNTxfZbK54ZCPe+T3VNOLt+XrXUhnbxhGJBKJdmELFukwJOBbTnftCRHY1latuxUHCIpkvQGGtwuDMYlnwN6Rl7O6LtjanFdOVlpf/mYCuDM3LQNHYvp2N1eCw+ebqZ/lFNAEQVQU1pzqFo/HLg8AnlIOVwSsDcDcUCUDPc4= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com; spf=pass smtp.mailfrom=quicinc.com; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b=hLqLShCh; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=quicinc.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=quicinc.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="hLqLShCh" Received: from pps.filterd (m0279868.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 44V9TDPH012449; Fri, 31 May 2024 09:52:06 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= cc:content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=qcppdkim1; bh=UrEKz5uP5NleV9C2K/SWe0Xn kkr76va19TwD6VVECw0=; b=hLqLShChU2LVN5ZOAqfp5EIJ6i53palUL8UXixW4 S4Sc7e23K/iAqLbUmB3EhRhr9PnWVIxl2p/Qqw6Rjs9qN3ZyE9EMzNBZoHG0I3tQ yrCCy6QnHIDBRuESJVGJSuGGbj3h31ES2+ph8gQqMdcfCpKOfx0KM9RY4pjcbMqr NWXpevZEtrSxopfm9DZhPDOw9UpxERfRtXADMUPn9FP5kDwQNWnfsSnm2GIxCdvA GAX8DLRmvXM17EB3t84XvTn94CmND7Gswqp3VrJ4YOYlZafGD4iDraUUc55BvX/a Smob9+3ktFu9Vfq1e3tl9GE0uhhwEgS7bACWIuAXXzcrEA== Received: from nalasppmta03.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3yba0qph5e-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 31 May 2024 09:52:06 +0000 (GMT) Received: from nalasex01a.na.qualcomm.com (nalasex01a.na.qualcomm.com [10.47.209.196]) by NALASPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 44V9q24R003399 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 31 May 2024 09:52:02 GMT Received: from hu-tdas-hyd.qualcomm.com (10.80.80.8) by nalasex01a.na.qualcomm.com (10.47.209.196) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.9; Fri, 31 May 2024 02:51:59 -0700 From: Taniya Das To: Bjorn Andersson , Konrad Dybcio , Michael Turquette , Stephen Boyd , Krzysztof Kozlowski CC: , , , , Taniya Das Subject: [PATCH v3 1/3] clk: qcom: sc7280: Update the transition delay for GDSC Date: Fri, 31 May 2024 15:21:40 +0530 Message-ID: <20240531095142.9688-2-quic_tdas@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240531095142.9688-1-quic_tdas@quicinc.com> References: <20240531095142.9688-1-quic_tdas@quicinc.com> Precedence: bulk X-Mailing-List: linux-clk@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01a.na.qualcomm.com (10.47.209.196) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: UIBpKpIrq24WwqAMIwTtY7D5hoRzH122 X-Proofpoint-ORIG-GUID: UIBpKpIrq24WwqAMIwTtY7D5hoRzH122 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.12.28.16 definitions=2024-05-31_06,2024-05-30_01,2024-05-17_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 lowpriorityscore=0 impostorscore=0 clxscore=1015 mlxscore=0 mlxlogscore=903 malwarescore=0 spamscore=0 adultscore=0 bulkscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2405170001 definitions=main-2405310072 Add support to update the GDSC transition delay values to avoid the GDSC FSM state stuck issues without which it could lead to GDSC power on/off failures. Signed-off-by: Taniya Das Reviewed-by: Dmitry Baryshkov --- drivers/clk/qcom/camcc-sc7280.c | 19 +++++++++++++++++++ drivers/clk/qcom/gcc-sc7280.c | 10 ++++++++++ drivers/clk/qcom/gpucc-sc7280.c | 7 +++++++ drivers/clk/qcom/videocc-sc7280.c | 7 +++++++ 4 files changed, 43 insertions(+) diff --git a/drivers/clk/qcom/camcc-sc7280.c b/drivers/clk/qcom/camcc-sc7280.c index d89ddb2298e3..27bfb0f959c4 100644 --- a/drivers/clk/qcom/camcc-sc7280.c +++ b/drivers/clk/qcom/camcc-sc7280.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -2247,6 +2248,9 @@ static struct clk_branch cam_cc_sleep_clk = { static struct gdsc cam_cc_titan_top_gdsc = { .gdscr = 0xc194, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "cam_cc_titan_top_gdsc", }, @@ -2256,6 +2260,9 @@ static struct gdsc cam_cc_titan_top_gdsc = { static struct gdsc cam_cc_bps_gdsc = { .gdscr = 0x7004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "cam_cc_bps_gdsc", }, @@ -2265,6 +2272,9 @@ static struct gdsc cam_cc_bps_gdsc = { static struct gdsc cam_cc_ife_0_gdsc = { .gdscr = 0xa004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "cam_cc_ife_0_gdsc", }, @@ -2274,6 +2284,9 @@ static struct gdsc cam_cc_ife_0_gdsc = { static struct gdsc cam_cc_ife_1_gdsc = { .gdscr = 0xb004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "cam_cc_ife_1_gdsc", }, @@ -2283,6 +2296,9 @@ static struct gdsc cam_cc_ife_1_gdsc = { static struct gdsc cam_cc_ife_2_gdsc = { .gdscr = 0xb070, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "cam_cc_ife_2_gdsc", }, @@ -2292,6 +2308,9 @@ static struct gdsc cam_cc_ife_2_gdsc = { static struct gdsc cam_cc_ipe_0_gdsc = { .gdscr = 0x8004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "cam_cc_ipe_0_gdsc", }, diff --git a/drivers/clk/qcom/gcc-sc7280.c b/drivers/clk/qcom/gcc-sc7280.c index f45a8318900c..c622cd9a9d24 100644 --- a/drivers/clk/qcom/gcc-sc7280.c +++ b/drivers/clk/qcom/gcc-sc7280.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2020-2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -3094,6 +3095,9 @@ static struct clk_branch gcc_wpss_rscp_clk = { static struct gdsc gcc_pcie_0_gdsc = { .gdscr = 0x6b004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "gcc_pcie_0_gdsc", }, @@ -3112,6 +3116,9 @@ static struct gdsc gcc_pcie_1_gdsc = { static struct gdsc gcc_ufs_phy_gdsc = { .gdscr = 0x77004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "gcc_ufs_phy_gdsc", }, @@ -3121,6 +3128,9 @@ static struct gdsc gcc_ufs_phy_gdsc = { static struct gdsc gcc_usb30_prim_gdsc = { .gdscr = 0xf004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "gcc_usb30_prim_gdsc", }, diff --git a/drivers/clk/qcom/gpucc-sc7280.c b/drivers/clk/qcom/gpucc-sc7280.c index 35b394feb68d..ebda57eac979 100644 --- a/drivers/clk/qcom/gpucc-sc7280.c +++ b/drivers/clk/qcom/gpucc-sc7280.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -379,6 +380,9 @@ static struct clk_branch gpu_cc_sleep_clk = { static struct gdsc cx_gdsc = { .gdscr = 0x106c, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0x2, .gds_hw_ctrl = 0x1540, .pd = { .name = "cx_gdsc", @@ -389,6 +393,9 @@ static struct gdsc cx_gdsc = { static struct gdsc gx_gdsc = { .gdscr = 0x100c, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0x2, .clamp_io_ctrl = 0x1508, .pd = { .name = "gx_gdsc", diff --git a/drivers/clk/qcom/videocc-sc7280.c b/drivers/clk/qcom/videocc-sc7280.c index cdd59c6f60df..119a3ed6eb6a 100644 --- a/drivers/clk/qcom/videocc-sc7280.c +++ b/drivers/clk/qcom/videocc-sc7280.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0-only /* * Copyright (c) 2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2024, Qualcomm Innovation Center, Inc. All rights reserved. */ #include @@ -232,6 +233,9 @@ static struct clk_branch video_cc_venus_ahb_clk = { static struct gdsc mvs0_gdsc = { .gdscr = 0x3004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0x6, .pd = { .name = "mvs0_gdsc", }, @@ -241,6 +245,9 @@ static struct gdsc mvs0_gdsc = { static struct gdsc mvsc_gdsc = { .gdscr = 0x2004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0x6, .pd = { .name = "mvsc_gdsc", },