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bh=q2GVlx4T78UrS5NSTaGqL+rb9an85n4nQ6EqCCzH1hk=; b=QOOj2prgNKO1DkJBLy1M+QLxK3tTxDKMr5Z36Q0vA2XtJ7JMgNdQrjcpfDEBbP++sbWGAS LIs6ebUhAm4ebA1z/UbVkwUBk9wVW50BluSA43BCvRq2DkWRMTy8Grj1u7oGd15xM7aCvH sP47RT3TWTLctWdFQqr8OZK+SfcG7zs= X-MC-Unique: 7GoPZ7bANgaC_vW9ap0ePg-1 From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: qemu-devel@nongnu.org Cc: Alex Williamson , Zhenzhong Duan , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Subject: [PULL 41/47] vfio/pci: Make vfio_populate_vga() return bool Date: Wed, 22 May 2024 11:54:36 +0200 Message-ID: <20240522095442.195243-42-clg@redhat.com> In-Reply-To: <20240522095442.195243-1-clg@redhat.com> References: <20240522095442.195243-1-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 10.11.54.5 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=170.10.129.124; envelope-from=clg@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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: 1716371792849100001 From: Zhenzhong Duan This is to follow the coding standand in qapi/error.h to return bool for bool-valued functions. Suggested-by: C=C3=A9dric Le Goater Signed-off-by: Zhenzhong Duan Reviewed-by: C=C3=A9dric Le Goater Signed-off-by: C=C3=A9dric Le Goater --- hw/vfio/pci.h | 2 +- hw/vfio/igd.c | 2 +- hw/vfio/pci.c | 11 +++++------ 3 files changed, 7 insertions(+), 8 deletions(-) diff --git a/hw/vfio/pci.h b/hw/vfio/pci.h index a5ac9efd4bb6d4070cac02f3eeb156d1018cd20f..7914f019d5ed563ae7b60be1703= 3aedacaaa00ff 100644 --- a/hw/vfio/pci.h +++ b/hw/vfio/pci.h @@ -225,7 +225,7 @@ bool vfio_pci_host_match(PCIHostDeviceAddress *addr, co= nst char *name); int vfio_pci_get_pci_hot_reset_info(VFIOPCIDevice *vdev, struct vfio_pci_hot_reset_info **info_= p); =20 -int vfio_populate_vga(VFIOPCIDevice *vdev, Error **errp); +bool vfio_populate_vga(VFIOPCIDevice *vdev, Error **errp); =20 int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev, struct vfio_region_info *info, diff --git a/hw/vfio/igd.c b/hw/vfio/igd.c index b31ee79c60b5e567f84f561cfb63849960648340..ffe57c5954e5d05a57a66b2a3f0= cc44fef508126 100644 --- a/hw/vfio/igd.c +++ b/hw/vfio/igd.c @@ -478,7 +478,7 @@ void vfio_probe_igd_bar4_quirk(VFIOPCIDevice *vdev, int= nr) * try to enable it. Probably shouldn't be using legacy mode without = VGA, * but also no point in us enabling VGA if disabled in hardware. */ - if (!(gmch & 0x2) && !vdev->vga && vfio_populate_vga(vdev, &err)) { + if (!(gmch & 0x2) && !vdev->vga && !vfio_populate_vga(vdev, &err)) { error_reportf_err(err, VFIO_MSG_PREFIX, vdev->vbasedev.name); error_report("IGD device %s failed to enable VGA access, " "legacy mode disabled", vdev->vbasedev.name); diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index 7f35cb8a29176840412652afe5ab31cd52a1bf06..ab8f74299eab85e224a02f45d4b= 506e860b514f9 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -2670,7 +2670,7 @@ static VFIODeviceOps vfio_pci_ops =3D { .vfio_load_config =3D vfio_pci_load_config, }; =20 -int vfio_populate_vga(VFIOPCIDevice *vdev, Error **errp) +bool vfio_populate_vga(VFIOPCIDevice *vdev, Error **errp) { VFIODevice *vbasedev =3D &vdev->vbasedev; struct vfio_region_info *reg_info; @@ -2681,7 +2681,7 @@ int vfio_populate_vga(VFIOPCIDevice *vdev, Error **er= rp) error_setg_errno(errp, -ret, "failed getting region info for VGA region index = %d", VFIO_PCI_VGA_REGION_INDEX); - return ret; + return false; } =20 if (!(reg_info->flags & VFIO_REGION_INFO_FLAG_READ) || @@ -2691,7 +2691,7 @@ int vfio_populate_vga(VFIOPCIDevice *vdev, Error **er= rp) (unsigned long)reg_info->flags, (unsigned long)reg_info->size); g_free(reg_info); - return -EINVAL; + return false; } =20 vdev->vga =3D g_new0(VFIOVGA, 1); @@ -2735,7 +2735,7 @@ int vfio_populate_vga(VFIOPCIDevice *vdev, Error **er= rp) &vdev->vga->region[QEMU_PCI_VGA_IO_LO].mem, &vdev->vga->region[QEMU_PCI_VGA_IO_HI].mem); =20 - return 0; + return true; } =20 static bool vfio_populate_device(VFIOPCIDevice *vdev, Error **errp) @@ -2798,8 +2798,7 @@ static bool vfio_populate_device(VFIOPCIDevice *vdev,= Error **errp) g_free(reg_info); =20 if (vdev->features & VFIO_FEATURE_ENABLE_VGA) { - ret =3D vfio_populate_vga(vdev, errp); - if (ret) { + if (!vfio_populate_vga(vdev, errp)) { error_append_hint(errp, "device does not support " "requested feature x-vga\n"); return false; --=20 2.45.1