From patchwork Fri Dec 15 10:18:25 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bibek Kumar Patro X-Patchwork-Id: 754923 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 8135319BD2; Fri, 15 Dec 2023 10:19:37 +0000 (UTC) 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="eMWf53hr" Received: from pps.filterd (m0279865.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 3BF9MqcC032355; Fri, 15 Dec 2023 10:19:14 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-type; s=qcppdkim1; bh=VC0P7zbrDUIm07/0kjwJ O2lkbKlLXXBDvp1miWVWiCA=; b=eMWf53hrRxedEzkfD+41RFsXC3MvGQkKiUhc IM+pWmISaVBKvKgcc1esp1oRZVCynVjdtdjvYs0a9Cw04v5oqzMkuN7T9NyfRKMp bwCTbGOJlrzAuZSNqJT1h/lydxMnSBManBd4bGYJFoKnhXP1lzpJfeeZuH4jG48W h6DxVlLYYL+UoSE+CBcENmjQSWnniFL6ZrSpuWdtUFS4bXj7X8waT46DutQ+9TeQ dK81uSIlDvz00I5wde05hdVBopqvDhz5DaMhEDmoADDjBThshXnopeKygBXyON41 uiWCZeIuqjN+WaXxLeABdroJi92bad3Y0CUxmh8vMnKOix/BNA== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3v0m46g4n0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 15 Dec 2023 10:19:13 +0000 (GMT) Received: from nalasex01c.na.qualcomm.com (nalasex01c.na.qualcomm.com [10.47.97.35]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3BFAJD8m006724 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 15 Dec 2023 10:19:13 GMT Received: from hu-bibekkum-hyd.qualcomm.com (10.80.80.8) by nalasex01c.na.qualcomm.com (10.47.97.35) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.40; Fri, 15 Dec 2023 02:19:06 -0800 From: Bibek Kumar Patro To: , , , , , , , , , , , , , , CC: , , , , , Bibek Kumar Patro Subject: [PATCH v4 3/5] iommu/arm-smmu: add ACTLR data and support for SM8550 Date: Fri, 15 Dec 2023 15:48:25 +0530 Message-ID: <20231215101827.30549-4-quic_bibekkum@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231215101827.30549-1-quic_bibekkum@quicinc.com> References: <20231215101827.30549-1-quic_bibekkum@quicinc.com> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01c.na.qualcomm.com (10.47.97.35) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-GUID: sXJctNwoF5OIU58EIB8jfJefTOdu67Ak X-Proofpoint-ORIG-GUID: sXJctNwoF5OIU58EIB8jfJefTOdu67Ak X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_01,2023-12-07_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 suspectscore=0 adultscore=0 phishscore=0 mlxscore=0 clxscore=1015 mlxlogscore=999 impostorscore=0 malwarescore=0 bulkscore=0 spamscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2311290000 definitions=main-2312150069 Add ACTLR data table for SM8550 along with support for same including SM8550 specific implementation operations. Signed-off-by: Bibek Kumar Patro --- drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c | 89 ++++++++++++++++++++++ 1 file changed, 89 insertions(+) -- 2.17.1 diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c index cb49291f5233..d2006f610243 100644 --- a/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c +++ b/drivers/iommu/arm/arm-smmu/arm-smmu-qcom.c @@ -20,6 +20,85 @@ struct actlr_config { u32 actlr; }; +/* + * SMMU-500 TRM defines BIT(0) as CMTLB (Enable context caching in the + * macro TLB) and BIT(1) as CPRE (Enable context caching in the prefetch + * buffer). The remaining bits are implementation defined and vary across + * SoCs. + */ + +#define PREFETCH_DEFAULT 0 +#define PREFETCH_SHALLOW BIT(8) +#define PREFETCH_MODERATE BIT(9) +#define PREFETCH_DEEP (BIT(9) | BIT(8)) +#define PREFETCH_SWITCH_GFX (BIT(5) | BIT(3)) +#define CPRE BIT(1) +#define CMTLB BIT(0) + +static const struct actlr_config sm8550_apps_actlr_cfg[] = { + { 0x18a0, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x18e0, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x0800, 0x0020, PREFETCH_DEFAULT | CMTLB }, + { 0x1800, 0x00c0, PREFETCH_DEFAULT | CMTLB }, + { 0x1820, 0x0000, PREFETCH_DEFAULT | CMTLB }, + { 0x1860, 0x0000, PREFETCH_DEFAULT | CMTLB }, + { 0x0c01, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c02, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c03, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c04, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c05, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c06, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c07, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c08, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c09, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c0c, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c0d, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c0e, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x0c0f, 0x0020, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1961, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1962, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1963, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1964, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1965, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1966, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1967, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1968, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1969, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x196c, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x196d, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x196e, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x196f, 0x0000, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c1, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c2, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c3, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c4, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c5, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c6, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c7, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c8, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19c9, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19cc, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19cd, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19ce, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x19cf, 0x0010, PREFETCH_DEEP | CPRE | CMTLB }, + { 0x1c00, 0x0002, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1c01, 0x0000, PREFETCH_DEFAULT | CMTLB }, + { 0x1920, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1923, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1924, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1940, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1941, 0x0004, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1943, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1944, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + { 0x1947, 0x0000, PREFETCH_SHALLOW | CPRE | CMTLB }, + {}, +}; + +static const struct actlr_config sm8550_gfx_actlr_cfg[] = { + { 0x0000, 0x03ff, PREFETCH_SWITCH_GFX | PREFETCH_DEEP | CPRE | CMTLB }, + {}, +}; + static struct qcom_smmu *to_qcom_smmu(struct arm_smmu_device *smmu) { return container_of(smmu, struct qcom_smmu, smmu); @@ -549,6 +628,15 @@ static const struct qcom_smmu_match_data sdm845_smmu_500_data = { /* Also no debug configuration. */ }; + +static const struct qcom_smmu_match_data sm8550_smmu_500_impl0_data = { + .impl = &qcom_smmu_500_impl, + .adreno_impl = &qcom_adreno_smmu_500_impl, + .cfg = &qcom_smmu_impl0_cfg, + .actlrcfg = sm8550_apps_actlr_cfg, + .actlrcfg_gfx = sm8550_gfx_actlr_cfg, +}; + static const struct qcom_smmu_match_data qcom_smmu_500_impl0_data = { .impl = &qcom_smmu_500_impl, .adreno_impl = &qcom_adreno_smmu_500_impl, @@ -583,6 +671,7 @@ static const struct of_device_id __maybe_unused qcom_smmu_impl_of_match[] = { { .compatible = "qcom,sm8250-smmu-500", .data = &qcom_smmu_500_impl0_data }, { .compatible = "qcom,sm8350-smmu-500", .data = &qcom_smmu_500_impl0_data }, { .compatible = "qcom,sm8450-smmu-500", .data = &qcom_smmu_500_impl0_data }, + { .compatible = "qcom,sm8550-smmu-500", .data = &sm8550_smmu_500_impl0_data }, { .compatible = "qcom,smmu-500", .data = &qcom_smmu_500_impl0_data }, { } };