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Tue, 16 Jun 2020 20:57:26 +0000 (GMT) Received: from b03ledav006.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 58B04C6057; Tue, 16 Jun 2020 20:57:25 +0000 (GMT) Received: from sbct-3.pok.ibm.com (unknown [9.47.158.153]) by b03ledav006.gho.boulder.ibm.com (Postfix) with ESMTP; Tue, 16 Jun 2020 20:57:25 +0000 (GMT) From: Stefan Berger To: qemu-devel@nongnu.org Subject: [PATCH v3 2/8] tpm: Extend TPMIfClass with get_irqnum() function Date: Tue, 16 Jun 2020 16:57:15 -0400 Message-Id: <20200616205721.1191408-3-stefanb@linux.vnet.ibm.com> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20200616205721.1191408-1-stefanb@linux.vnet.ibm.com> References: <20200616205721.1191408-1-stefanb@linux.vnet.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.216, 18.0.687 definitions=2020-06-16_12:2020-06-16, 2020-06-16 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 cotscore=-2147483648 suspectscore=1 phishscore=0 priorityscore=1501 mlxlogscore=999 spamscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 clxscore=1015 adultscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2004280000 definitions=main-2006160140 Received-SPF: none client-ip=148.163.158.5; envelope-from=stefanb@linux.vnet.ibm.com; helo=mx0a-001b2d01.pphosted.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/16 16:57:26 X-ACL-Warn: Detected OS = Linux 3.x [generic] 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, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-1, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Stefan Berger , eric.auger@redhat.com, pbonzini@redhat.com, marcandre.lureau@redhat.com, philmd@redhat.com, mkedzier@redhat.com, Stefan Berger Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" From: Stefan Berger Implement get_irqnum() as part of the TPMIfClass to get the assigned IRQ number or TPM_IRQ_DISABLED (-1) in case IRQs cannot be used. Signed-off-by: Stefan Berger Reviewed-by: Marc-André Lureau --- hw/tpm/tpm_tis_isa.c | 9 +++++++++ hw/tpm/tpm_tis_sysbus.c | 9 +++++++++ include/sysemu/tpm.h | 12 ++++++++++++ 3 files changed, 30 insertions(+) diff --git a/hw/tpm/tpm_tis_isa.c b/hw/tpm/tpm_tis_isa.c index 30ba37079d..ed6d422f05 100644 --- a/hw/tpm/tpm_tis_isa.c +++ b/hw/tpm/tpm_tis_isa.c @@ -80,6 +80,14 @@ static enum TPMVersion tpm_tis_isa_get_tpm_version(TPMIf *ti) return tpm_tis_get_tpm_version(s); } +static int8_t tpm_tis_isa_get_irqnum(TPMIf *ti) +{ + TPMStateISA *isadev = TPM_TIS_ISA(ti); + TPMState *s = &isadev->state; + + return s->irq_num; +} + static void tpm_tis_isa_reset(DeviceState *dev) { TPMStateISA *isadev = TPM_TIS_ISA(dev); @@ -148,6 +156,7 @@ static void tpm_tis_isa_class_init(ObjectClass *klass, void *data) dc->reset = tpm_tis_isa_reset; tc->request_completed = tpm_tis_isa_request_completed; tc->get_version = tpm_tis_isa_get_tpm_version; + tc->get_irqnum = tpm_tis_isa_get_irqnum; } static const TypeInfo tpm_tis_isa_info = { diff --git a/hw/tpm/tpm_tis_sysbus.c b/hw/tpm/tpm_tis_sysbus.c index eced1fc843..86b3988be5 100644 --- a/hw/tpm/tpm_tis_sysbus.c +++ b/hw/tpm/tpm_tis_sysbus.c @@ -80,6 +80,14 @@ static enum TPMVersion tpm_tis_sysbus_get_tpm_version(TPMIf *ti) return tpm_tis_get_tpm_version(s); } +static int8_t tpm_tis_sysbus_get_irqnum(TPMIf *ti) +{ + TPMStateSysBus *sbdev = TPM_TIS_SYSBUS(ti); + TPMState *s = &sbdev->state; + + return s->irq_num; +} + static void tpm_tis_sysbus_reset(DeviceState *dev) { TPMStateSysBus *sbdev = TPM_TIS_SYSBUS(dev); @@ -137,6 +145,7 @@ static void tpm_tis_sysbus_class_init(ObjectClass *klass, void *data) dc->reset = tpm_tis_sysbus_reset; tc->request_completed = tpm_tis_sysbus_request_completed; tc->get_version = tpm_tis_sysbus_get_tpm_version; + tc->get_irqnum = tpm_tis_sysbus_get_irqnum; } static const TypeInfo tpm_tis_sysbus_info = { diff --git a/include/sysemu/tpm.h b/include/sysemu/tpm.h index 03fb25941c..a81fb4e18e 100644 --- a/include/sysemu/tpm.h +++ b/include/sysemu/tpm.h @@ -25,6 +25,8 @@ typedef enum TPMVersion { TPM_VERSION_2_0 = 2, } TPMVersion; +#define TPM_IRQ_DISABLED -1 + #define TYPE_TPM_IF "tpm-if" #define TPM_IF_CLASS(klass) \ OBJECT_CLASS_CHECK(TPMIfClass, (klass), TYPE_TPM_IF) @@ -41,6 +43,7 @@ typedef struct TPMIfClass { enum TpmModel model; void (*request_completed)(TPMIf *obj, int ret); enum TPMVersion (*get_version)(TPMIf *obj); + int8_t (*get_irqnum)(TPMIf *obj); } TPMIfClass; #define TYPE_TPM_TIS_ISA "tpm-tis" @@ -74,4 +77,13 @@ static inline TPMVersion tpm_get_version(TPMIf *ti) return TPM_IF_GET_CLASS(ti)->get_version(ti); } +static inline int8_t tpm_get_irqnum(TPMIf *ti) +{ + if (!ti || !TPM_IF_GET_CLASS(ti)->get_irqnum) { + return TPM_IRQ_DISABLED; + } + + return TPM_IF_GET_CLASS(ti)->get_irqnum(ti); +} + #endif /* QEMU_TPM_H */