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 Received: from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 44A06CA5FC5 for ; Wed, 30 Sep 2026 14:53:32 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1xBvgT-0001QU-MO; Wed, 30 Sep 2026 10:53:25 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1xBvgE-0000u3-0f; Wed, 30 Sep 2026 10:53:10 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1xBvgC-0006cK-3k; Wed, 30 Sep 2026 10:53:09 -0400 Received: from pps.filterd (m0356516.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 68UE5dhX2986748; Wed, 30 Sep 2026 14:53:04 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=j43fAZW+JSXXoGRxf zdkQG2KlDqc4UYyF7pHXwB70Rc=; b=fVVyEP/+cj63XNmKFfG7jfTQpmR2BtnAc 8hZHdumRDfl5sHEKaC1IeLyJIn9bXra3dCFuBUb6JU0ASk+I7cXgumNxiEGOyNKR V/AeYmwYV9iM1p01dshxmiFpMqC4uAXrvgLP1Ju2t024ZTL0Mb+jt58yTEo3DCW0 ebalPE+bILWcRlAkhO1qb+CKy8a5r+H3s9LnysCCb09WWqiFp/e6qu6ouqMsHvhy nmcQVs0fCBJT2rgHNZhlL+61N03yugatwT1czfkAl26sDN4ydVEB3R5d5TgbLoJH 0g7vt1azPWOzyo/gbLyoqGvZz4ZqFKqMINOnBaW8NkjoqTxSWZfLA== Received: from ppma22.wdc07v.mail.ibm.com (5c.69.3da9.ip4.static.sl-reverse.com [169.61.105.92]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4gx3fkd2e7-1 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NOT); Wed, 30 Sep 2026 14:53:04 +0000 (GMT) Received: from pps.filterd (ppma22.wdc07v.mail.ibm.com [127.0.0.1]) by ppma22.wdc07v.mail.ibm.com (8.18.1.11/8.18.1.11) with ESMTP id 68UEHuL73569204; Wed, 30 Sep 2026 14:53:04 GMT Received: from smtprelay01.wdc07v.mail.ibm.com ([172.16.1.68]) by ppma22.wdc07v.mail.ibm.com (PPS) with ESMTPS id 4h0xcs9gnb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 30 Sep 2026 14:53:04 +0000 (GMT) Received: from smtpav01.wdc07v.mail.ibm.com (smtpav01.wdc07v.mail.ibm.com [10.39.53.228]) by smtprelay01.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 68UEr2Gb32899360 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 30 Sep 2026 14:53:02 GMT Received: from smtpav01.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5E1D258063; Wed, 30 Sep 2026 14:53:02 +0000 (GMT) Received: from smtpav01.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BF98A5804B; Wed, 30 Sep 2026 14:53:01 +0000 (GMT) Received: from WIN-DU0DFC9G5VV.atx-us.ibm.com (unknown [9.16.60.171]) by smtpav01.wdc07v.mail.ibm.com (Postfix) with ESMTP; Wed, 30 Sep 2026 14:53:01 +0000 (GMT) From: Konstantin Shkolnyy To: mjrosato@linux.ibm.com Cc: alifm@linux.ibm.com, farman@linux.ibm.com, richard.henderson@linaro.org, iii@linux.ibm.com, david@kernel.org, cohuck@redhat.com, pasic@linux.ibm.com, borntraeger@linux.ibm.com, qemu-s390x@nongnu.org, qemu-devel@nongnu.org, Konstantin Shkolnyy Subject: [PATCH v11 07/16] s390x/pci: Move/rename enabled from S390PCIIOMMU to S390PCIBusDevice Date: Wed, 30 Sep 2026 09:52:46 -0500 Message-Id: <20260930145255.140164-8-kshk@linux.ibm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260930145255.140164-1-kshk@linux.ibm.com> References: <20260930145255.140164-1-kshk@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: wO-4PihOus0hfsUDjZx8fKt-n6TW0H6a X-Proofpoint-GUID: wO-4PihOus0hfsUDjZx8fKt-n6TW0H6a X-Proofpoint-Spam-Info: AW1haW4tMjYwOTMwMDA1OCBTYWx0ZWRfX3WWRhLlfUFr0 UOrZm87RaInYFAb3Fv/AHV+6Gw21+qog67eJJf/5purDFY2cffIKhvw5BZC7jOHks/U3lRRqYy1 KgVRZEyiisRMLGhIQxidLu/rvq97RQA= X-Authority-Analysis: v=2.4 cv=Vv62kO2n c=1 sm=1 tr=0 ts=6abd2250 cx=c_pps a=5BHTudwdYE3Te8bg5FgnPg==:117 a=5BHTudwdYE3Te8bg5FgnPg==:17 a=VdqzKS8jKosA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=Y2IxJ9c9Rs8Kov3niI8_:22 a=VnNF1IyMAAAA:8 a=i0DCopz73FH-yKe2uwYA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTMwMDA1OCBTYWx0ZWRfX0BbmSIUSYbta AVGOjvIxkLwZbIWB7ajJ7JAPwbk3LbG5pEg32i7dfLB64ImDjg+fGPc5lTxLI6nyzLyWlGiulRd Ngy8fTzsSCKetvio+iDKZPRH3pkKnpA26r7464qo2jVKrd8mTONWY8mOUQmchi1o6HiiQAaJ4D/ Jrk/xEXU7RT/cIBZL+G1Y3MAxzwYDFfBvSN3B5p4NqckEm0zu3HiqzJKgRQiK/VMGfXS8pvcTMk 9qJZRn0/yGXX+NmHbygONvhJDsVEXbTWhJXuaB7o9LsMONgLcLsAI306wpzwxGyOXT+ktoIrDh0 0kYMM/LOh03LH1GVSQWBjGqlb8ZwDhRNDyW1Yun8IgBVbr0plYIA1xHtNRjYeYrw9HRMJhsLPFC a8BWgC7433hmet3HJfBThwmdDe3yoe6sbkNw+KPNMVnki5lW0IhDGz3SvMqxPh/Yiq4dB0uhlAK ncXn/cyxZWj8/sBgR9w== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-30_03,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 phishscore=0 bulkscore=0 adultscore=0 priorityscore=1501 malwarescore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609300058 Received-SPF: pass client-ip=148.163.158.5; envelope-from=kshk@linux.ibm.com; helo=mx0b-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This field is only used when S390PCIBusDevice exists, so it can be moved there to simplify S390PCIIOMMU towards a structure that contains only the IOMMU container information needed by the PCI layer for a given slot. This also allows to save/restore this field during migration. Reviewed-by: Farhan Ali Reviewed-by: Matthew Rosato Signed-off-by: Konstantin Shkolnyy --- hw/s390x/s390-pci-bus.c | 14 +++++++------- hw/s390x/s390-pci-inst.c | 8 ++++---- include/hw/s390x/s390-pci-bus.h | 2 +- 3 files changed, 12 insertions(+), 12 deletions(-) diff --git a/hw/s390x/s390-pci-bus.c b/hw/s390x/s390-pci-bus.c index d74d0c4925..3a071eab54 100644 --- a/hw/s390x/s390-pci-bus.c +++ b/hw/s390x/s390-pci-bus.c @@ -206,7 +206,7 @@ void s390_pci_sclp_deconfigure(SCCB *sccb) } else if (pbdev->summary_ind) { pci_dereg_irqs(pbdev); } - if (pbdev->iommu->enabled) { + if (pbdev->iommu_enabled) { pci_dereg_ioat(pbdev); } pbdev->state = ZPCI_FS_STANDBY; @@ -555,7 +555,7 @@ static IOMMUTLBEntry s390_translate_iommu(IOMMUMemoryRegion *mr, hwaddr addr, switch (pbdev->state) { case ZPCI_FS_ENABLED: case ZPCI_FS_BLOCKED: - if (!iommu->enabled) { + if (!pbdev->iommu_enabled) { return ret; } break; @@ -794,7 +794,7 @@ void s390_pci_iommu_enable(S390PCIBusDevice *pbdev) memory_region_init_iommu(&pbdev->iommu_mr, sizeof(pbdev->iommu_mr), TYPE_S390_IOMMU_MEMORY_REGION, OBJECT(&iommu->mr), name, iommu->pal + 1); - iommu->enabled = true; + pbdev->iommu_enabled = true; memory_region_add_subregion(&iommu->mr, 0, MEMORY_REGION(&pbdev->iommu_mr)); g_free(name); } @@ -817,7 +817,7 @@ void s390_pci_iommu_direct_map_enable(S390PCIBusDevice *pbdev) memory_region_init_alias(pbdev->dm_mr, OBJECT(&iommu->mr), name, get_system_memory(), 0, s390_get_memory_limit(s390ms)); - iommu->enabled = true; + pbdev->iommu_enabled = true; memory_region_add_subregion(&iommu->mr, pbdev->zpci_fn.sdma, pbdev->dm_mr); } @@ -825,7 +825,7 @@ void s390_pci_iommu_direct_map_enable(S390PCIBusDevice *pbdev) void s390_pci_iommu_disable(S390PCIBusDevice *pbdev) { S390PCIIOMMU *iommu = pbdev->iommu; - iommu->enabled = false; + pbdev->iommu_enabled = false; g_hash_table_remove_all(pbdev->iotlb); if (pbdev->dm_mr) { memory_region_del_subregion(&iommu->mr, pbdev->dm_mr); @@ -1434,7 +1434,7 @@ static void s390_pcihost_reset(DeviceState *dev) } else if (pbdev->summary_ind) { pci_dereg_irqs(pbdev); } - if (pbdev->iommu->enabled) { + if (pbdev->iommu_enabled) { pci_dereg_ioat(pbdev); } pbdev->state = ZPCI_FS_STANDBY; @@ -1575,7 +1575,7 @@ static void s390_pci_device_reset(DeviceState *dev) } else if (pbdev->summary_ind) { pci_dereg_irqs(pbdev); } - if (pbdev->iommu->enabled) { + if (pbdev->iommu_enabled) { pci_dereg_ioat(pbdev); } diff --git a/hw/s390x/s390-pci-inst.c b/hw/s390x/s390-pci-inst.c index 30114abd43..c1d9be232a 100644 --- a/hw/s390x/s390-pci-inst.c +++ b/hw/s390x/s390-pci-inst.c @@ -1299,7 +1299,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar, if (dmaas != 0) { cc = ZPCI_PCI_LS_ERR; s390_set_status_code(env, r1, ZPCI_MOD_ST_DMAAS_INVAL); - } else if (pbdev->iommu->enabled) { + } else if (pbdev->iommu_enabled) { cc = ZPCI_PCI_LS_ERR; s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE); } else if (reg_ioat(env, pbdev, fib, ra)) { @@ -1311,7 +1311,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar, if (dmaas != 0) { cc = ZPCI_PCI_LS_ERR; s390_set_status_code(env, r1, ZPCI_MOD_ST_DMAAS_INVAL); - } else if (!pbdev->iommu->enabled) { + } else if (!pbdev->iommu_enabled) { cc = ZPCI_PCI_LS_ERR; s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE); } else { @@ -1322,7 +1322,7 @@ int mpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar, if (dmaas != 0) { cc = ZPCI_PCI_LS_ERR; s390_set_status_code(env, r1, ZPCI_MOD_ST_DMAAS_INVAL); - } else if (!pbdev->iommu->enabled) { + } else if (!pbdev->iommu_enabled) { cc = ZPCI_PCI_LS_ERR; s390_set_status_code(env, r1, ZPCI_MOD_ST_SEQUENCE); } else { @@ -1452,7 +1452,7 @@ int stpcifc_service_call(S390CPU *cpu, uint8_t r1, uint64_t fiba, uint8_t ar, /* fallthrough */ case ZPCI_FS_ENABLED: fib.fc |= 0x80; - if (pbdev->iommu->enabled) { + if (pbdev->iommu_enabled) { fib.fc |= 0x10; } if (!(fh & FH_MASK_ENABLE)) { diff --git a/include/hw/s390x/s390-pci-bus.h b/include/hw/s390x/s390-pci-bus.h index d67daeb34d..b851295b44 100644 --- a/include/hw/s390x/s390-pci-bus.h +++ b/include/hw/s390x/s390-pci-bus.h @@ -276,7 +276,6 @@ struct S390PCIIOMMU { Object parent_obj; AddressSpace as; MemoryRegion mr; - bool enabled; uint64_t g_iota; uint64_t pba; uint64_t pal; @@ -351,6 +350,7 @@ struct S390PCIBusDevice { S390MsixInfo msix; AdapterRoutes routes; S390PCIIOMMU *iommu; + bool iommu_enabled; IOMMUMemoryRegion iommu_mr; MemoryRegion *dm_mr; GHashTable *iotlb; -- 2.34.1