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bh=TRhTL59lsMRXTLWXvlCyCB/kuFdN39oX2TwZHEnGiG0=; b=M0UmqHc/flxop3H2C4roY4ll5Xgovu6B+kO+v/NIKBI/jJlo95lzuuWkYXXJvzyXZ9hKld Tf+DeIU7r9+FPWGLgV/0ixbV2QL5MAw2I+Xue+gJCpnpWnVzyX7xAUde0q/RggkY+YyLZe ThpwrugLW8mKSIaUOfKfXmHmW62NYjE= X-MC-Unique: Sx8q9wgRMw-DTSWyYwf3pQ-1 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-s390x@nongnu.org, qemu-devel@nongnu.org Cc: Halil Pasic , Christian Borntraeger , Richard Henderson , David Hildenbrand , Ilya Leoshkevich , Thomas Huth , Eric Farman , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH 1/3] s390x: Introduce a SCLPDevice pointer under the machine Date: Thu, 2 May 2024 15:15:31 +0200 Message-ID: <20240502131533.377719-2-clg@redhat.com> In-Reply-To: <20240502131533.377719-1-clg@redhat.com> References: <20240502131533.377719-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.476, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1714655811552100001 Initialize directly SCLPDevice from the machine init handler and remove s390_sclp_init(). We will use the SCLPDevice pointer later to create the consoles. Signed-off-by: C=C3=A9dric Le Goater Reviewed-by: Thomas Huth --- include/hw/s390x/s390-virtio-ccw.h | 3 +++ include/hw/s390x/sclp.h | 2 -- hw/s390x/s390-virtio-ccw.c | 6 +++++- hw/s390x/sclp.c | 10 ---------- 4 files changed, 8 insertions(+), 13 deletions(-) diff --git a/include/hw/s390x/s390-virtio-ccw.h b/include/hw/s390x/s390-vir= tio-ccw.h index c1d46e78af8524802225fb192ffd9f6a5bc4434e..7605d06bff18a6075728f3bb462= 284eaf211b3cb 100644 --- a/include/hw/s390x/s390-virtio-ccw.h +++ b/include/hw/s390x/s390-virtio-ccw.h @@ -13,6 +13,7 @@ =20 #include "hw/boards.h" #include "qom/object.h" +#include "hw/s390x/sclp.h" =20 #define TYPE_S390_CCW_MACHINE "s390-ccw-machine" =20 @@ -28,6 +29,8 @@ struct S390CcwMachineState { bool dea_key_wrap; bool pv; uint8_t loadparm[8]; + + SCLPDevice *sclp; }; =20 #define S390_PTF_REASON_NONE (0x00 << 8) diff --git a/include/hw/s390x/sclp.h b/include/hw/s390x/sclp.h index b405a387b6780ea8f11a062fc02296f633171676..d32f6180e0d3e7ecca09e97ce4b= 9740360a69692 100644 --- a/include/hw/s390x/sclp.h +++ b/include/hw/s390x/sclp.h @@ -221,8 +221,6 @@ static inline int sccb_data_len(SCCB *sccb) return be16_to_cpu(sccb->h.length) - sizeof(sccb->h); } =20 - -void s390_sclp_init(void); void sclp_service_interrupt(uint32_t sccb); void raise_irq_cpu_hotplug(void); int sclp_service_call(S390CPU *cpu, uint64_t sccb, uint32_t code); diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 726c2ab4363be30fe6b674d1ee697bb7d2e6352d..159f67d05c1e534800427ce46af= cdaa526fd5902 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -251,11 +251,15 @@ static void s390_create_sclpconsole(const char *type,= Chardev *chardev) static void ccw_init(MachineState *machine) { MachineClass *mc =3D MACHINE_GET_CLASS(machine); + S390CcwMachineState *ms =3D S390_CCW_MACHINE(machine); int ret; VirtualCssBus *css_bus; DeviceState *dev; =20 - s390_sclp_init(); + ms->sclp =3D SCLP(object_new(TYPE_SCLP)); + object_property_add_child(OBJECT(machine), TYPE_SCLP, OBJECT(ms->sclp)= ); + qdev_realize_and_unref(DEVICE(ms->sclp), NULL, &error_fatal); + /* init memory + setup max page size. Required for the CPU model */ s390_memory_init(machine->ram); =20 diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c index 893e71a41b2ddd88a007bd7d395895fc4d444540..d236dbaf0bdd15c3fc07749a98a= 5813e05cfb9a1 100644 --- a/hw/s390x/sclp.c +++ b/hw/s390x/sclp.c @@ -378,16 +378,6 @@ void sclp_service_interrupt(uint32_t sccb) } =20 /* qemu object creation and initialization functions */ - -void s390_sclp_init(void) -{ - Object *new =3D object_new(TYPE_SCLP); - - object_property_add_child(qdev_get_machine(), TYPE_SCLP, new); - object_unref(new); - qdev_realize(DEVICE(new), NULL, &error_fatal); -} - static void sclp_realize(DeviceState *dev, Error **errp) { MachineState *machine =3D MACHINE(qdev_get_machine()); --=20 2.44.0 From nobody Tue Feb 10 17:08:08 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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Thu, 02 May 2024 09:15:41 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.rdu2.redhat.com [10.11.54.7]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id D2BA43816B44; Thu, 2 May 2024 13:15:40 +0000 (UTC) Received: from corto.redhat.com (unknown [10.39.192.112]) by smtp.corp.redhat.com (Postfix) with ESMTP id 06C8E1C0654E; Thu, 2 May 2024 13:15:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1714655745; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=7/qlljcrlaSquzEVIXfDf0EMPOwczBiYwTYI43Z2NpA=; b=cki10pr240X/K9Jr9WhGt07JRWGlyC0/2C8IKL+SwAKpQ3zR8yjQNNdpUu6a6YopGpDZze S1Y0UsASkalYUs/BAUPijY9bzvmayowetU0CQ6o4qboDsxPquCvv3yKykaOIiuX411/TPm eM7xMDkPpHV+MBUPAcc8N2gD/+cIv+k= X-MC-Unique: qE0dGT9TMYG1pEMUXV-MfA-1 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-s390x@nongnu.org, qemu-devel@nongnu.org Cc: Halil Pasic , Christian Borntraeger , Richard Henderson , David Hildenbrand , Ilya Leoshkevich , Thomas Huth , Eric Farman , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PATCH 2/3] s390x/event-facility: Simplify sclp_get_event_facility_bus() Date: Thu, 2 May 2024 15:15:32 +0200 Message-ID: <20240502131533.377719-3-clg@redhat.com> In-Reply-To: <20240502131533.377719-1-clg@redhat.com> References: <20240502131533.377719-1-clg@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.476, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1714655781393100001 sclp_get_event_facility_bus() scans the whole machine to find a TYPE_SCLP_EVENTS_BUS object. The SCLPDevice instance is now available under the machine state, use it to simplify the lookup and adjust the creation of the consoles. Signed-off-by: C=C3=A9dric Le Goater Reviewed-by: Thomas Huth --- include/hw/s390x/event-facility.h | 2 +- hw/s390x/event-facility.c | 13 ++----------- hw/s390x/s390-virtio-ccw.c | 12 +++++++----- 3 files changed, 10 insertions(+), 17 deletions(-) diff --git a/include/hw/s390x/event-facility.h b/include/hw/s390x/event-fac= ility.h index 3ffd575d8ff09863e17f96d1bdb56a2ca6c2aa56..ff874e792d32ffa4089bb4cb40a= b9eb34c889b0c 100644 --- a/include/hw/s390x/event-facility.h +++ b/include/hw/s390x/event-facility.h @@ -203,6 +203,6 @@ struct SCLPEventFacilityClass { bool (*event_pending)(SCLPEventFacility *ef); }; =20 -BusState *sclp_get_event_facility_bus(void); +BusState *sclp_get_event_facility_bus(SCLPEventFacility *ef); =20 #endif diff --git a/hw/s390x/event-facility.c b/hw/s390x/event-facility.c index f9829de9532b65466a65443cecd9609198c5c026..06c1da0ecedcb307c7767209732= 3954c6e7ccaf2 100644 --- a/hw/s390x/event-facility.c +++ b/hw/s390x/event-facility.c @@ -523,16 +523,7 @@ static void register_types(void) =20 type_init(register_types) =20 -BusState *sclp_get_event_facility_bus(void) +BusState *sclp_get_event_facility_bus(SCLPEventFacility *ef) { - Object *busobj; - SCLPEventsBus *sbus; - - busobj =3D object_resolve_path_type("", TYPE_SCLP_EVENTS_BUS, NULL); - sbus =3D OBJECT_CHECK(SCLPEventsBus, busobj, TYPE_SCLP_EVENTS_BUS); - if (!sbus) { - return NULL; - } - - return &sbus->qbus; + return BUS(&ef->sbus); } diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c index 159f67d05c1e534800427ce46afcdaa526fd5902..2afaf45ce606b2bf7e67dc89033= 9f6c5dd917eca 100644 --- a/hw/s390x/s390-virtio-ccw.c +++ b/hw/s390x/s390-virtio-ccw.c @@ -237,13 +237,15 @@ static void s390_create_virtio_net(BusState *bus, con= st char *name) } } =20 -static void s390_create_sclpconsole(const char *type, Chardev *chardev) +static void s390_create_sclpconsole(SCLPDevice *sclp, + const char *type, Chardev *chardev) { - BusState *ev_fac_bus =3D sclp_get_event_facility_bus(); + SCLPEventFacility *ef =3D sclp->event_facility; + BusState *ev_fac_bus =3D sclp_get_event_facility_bus(ef); DeviceState *dev; =20 dev =3D qdev_new(type); - object_property_add_child(OBJECT(ev_fac_bus->parent), type, OBJECT(dev= )); + object_property_add_child(OBJECT(ef), type, OBJECT(dev)); qdev_prop_set_chr(dev, "chardev", chardev); qdev_realize_and_unref(dev, ev_fac_bus, &error_fatal); } @@ -308,10 +310,10 @@ static void ccw_init(MachineState *machine) =20 /* init consoles */ if (serial_hd(0)) { - s390_create_sclpconsole("sclpconsole", serial_hd(0)); + s390_create_sclpconsole(ms->sclp, "sclpconsole", serial_hd(0)); } if (serial_hd(1)) { - s390_create_sclpconsole("sclplmconsole", serial_hd(1)); + s390_create_sclpconsole(ms->sclp, "sclplmconsole", serial_hd(1)); } =20 /* init the TOD clock */ --=20 2.44.0 From nobody Tue Feb 10 17:08:08 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1714655786; cv=none; d=zohomail.com; s=zohoarc; b=PRmqMtIN4SxX9Uu/qLoH4JHVt8Nyw2qd9bl/JWE9g83xshqtK+DiNM6kTPHHaR/uIrgUvhytRuPuhsknUa3+aGhtvYmByZ9RLnYorBIN8l2BZCXynRhle7bh4gevs4IDa/inDObydJa8lQ8Ey7PObyrihEOafP9CF5trLNAUqz8= ARC-Message-Signature: i=1; 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charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.7 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -35 X-Spam_score: -3.6 X-Spam_bar: --- X-Spam_report: (-3.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.476, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1714655787394100001 get_sclp_device() scans the whole machine to find a TYPE_SCLP object. Now that the SCLPDevice instance is available under the machine state, use it to simplify the lookup. While at it, remove the inline to let the compiler decide on how to optimize. Signed-off-by: C=C3=A9dric Le Goater Reviewed-by: Thomas Huth --- hw/s390x/sclp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/hw/s390x/sclp.c b/hw/s390x/sclp.c index d236dbaf0bdd15c3fc07749a98a5813e05cfb9a1..e725dcd5fdfd159f20307e930a3= 8bed3326c9e0e 100644 --- a/hw/s390x/sclp.c +++ b/hw/s390x/sclp.c @@ -21,13 +21,14 @@ #include "hw/s390x/s390-pci-bus.h" #include "hw/s390x/ipl.h" #include "hw/s390x/cpu-topology.h" +#include "hw/s390x/s390-virtio-ccw.h" =20 -static inline SCLPDevice *get_sclp_device(void) +static SCLPDevice *get_sclp_device(void) { static SCLPDevice *sclp; =20 if (!sclp) { - sclp =3D SCLP(object_resolve_path_type("", TYPE_SCLP, NULL)); + sclp =3D S390_CCW_MACHINE(qdev_get_machine())->sclp; } return sclp; } --=20 2.44.0