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bh=MK7K8BRp1eb4ATPYy85ppbWOHv6VwOzA0avlScVc0/4=; b=QkomxB7k7nEFs/lS2Sy+gq7L/ifc2rfh8tbemmj2re1/lBiSgwHqHSXe1U8dHLEmFi1fl6 S3lGz5AbEVRwZdY8Q+PPBwRxbboioAnTLnQAUrt0c6dCE5zenxsACUrRpRPMfRezqk51pD X1tUoMf06EKh26AkQ4ekYw/J6xaOvTs= X-MC-Unique: mrdypOdFOduDmMsgojTCGw-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 31/47] vfio/display: Make vfio_display_*() return bool Date: Wed, 22 May 2024 11:54:26 +0200 Message-ID: <20240522095442.195243-32-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: 1716371925444100002 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/display.c | 20 ++++++++++---------- hw/vfio/pci.c | 3 +-- 3 files changed, 12 insertions(+), 13 deletions(-) diff --git a/hw/vfio/pci.h b/hw/vfio/pci.h index 92cd62d1159dbd47d878454f201f9c18112a7692..a5ac9efd4bb6d4070cac02f3eeb= 156d1018cd20f 100644 --- a/hw/vfio/pci.h +++ b/hw/vfio/pci.h @@ -232,7 +232,7 @@ int vfio_pci_igd_opregion_init(VFIOPCIDevice *vdev, Error **errp); =20 void vfio_display_reset(VFIOPCIDevice *vdev); -int vfio_display_probe(VFIOPCIDevice *vdev, Error **errp); +bool vfio_display_probe(VFIOPCIDevice *vdev, Error **errp); void vfio_display_finalize(VFIOPCIDevice *vdev); =20 extern const VMStateDescription vfio_display_vmstate; diff --git a/hw/vfio/display.c b/hw/vfio/display.c index d28b724102d5970cb2b9dc7464dc7575b6f441d9..661e921616f4b85613d5f6053c3= 0348a4ee6cbd2 100644 --- a/hw/vfio/display.c +++ b/hw/vfio/display.c @@ -348,11 +348,11 @@ static const GraphicHwOps vfio_display_dmabuf_ops =3D= { .ui_info =3D vfio_display_edid_ui_info, }; =20 -static int vfio_display_dmabuf_init(VFIOPCIDevice *vdev, Error **errp) +static bool vfio_display_dmabuf_init(VFIOPCIDevice *vdev, Error **errp) { if (!display_opengl) { error_setg(errp, "vfio-display-dmabuf: opengl not available"); - return -1; + return false; } =20 vdev->dpy =3D g_new0(VFIODisplay, 1); @@ -362,11 +362,11 @@ static int vfio_display_dmabuf_init(VFIOPCIDevice *vd= ev, Error **errp) if (vdev->enable_ramfb) { vdev->dpy->ramfb =3D ramfb_setup(errp); if (!vdev->dpy->ramfb) { - return -EINVAL; + return false; } } vfio_display_edid_init(vdev); - return 0; + return true; } =20 static void vfio_display_dmabuf_exit(VFIODisplay *dpy) @@ -483,7 +483,7 @@ static const GraphicHwOps vfio_display_region_ops =3D { .gfx_update =3D vfio_display_region_update, }; =20 -static int vfio_display_region_init(VFIOPCIDevice *vdev, Error **errp) +static bool vfio_display_region_init(VFIOPCIDevice *vdev, Error **errp) { vdev->dpy =3D g_new0(VFIODisplay, 1); vdev->dpy->con =3D graphic_console_init(DEVICE(vdev), 0, @@ -492,10 +492,10 @@ static int vfio_display_region_init(VFIOPCIDevice *vd= ev, Error **errp) if (vdev->enable_ramfb) { vdev->dpy->ramfb =3D ramfb_setup(errp); if (!vdev->dpy->ramfb) { - return -EINVAL; + return false; } } - return 0; + return true; } =20 static void vfio_display_region_exit(VFIODisplay *dpy) @@ -510,7 +510,7 @@ static void vfio_display_region_exit(VFIODisplay *dpy) =20 /* ---------------------------------------------------------------------- = */ =20 -int vfio_display_probe(VFIOPCIDevice *vdev, Error **errp) +bool vfio_display_probe(VFIOPCIDevice *vdev, Error **errp) { struct vfio_device_gfx_plane_info probe; int ret; @@ -533,11 +533,11 @@ int vfio_display_probe(VFIOPCIDevice *vdev, Error **e= rrp) =20 if (vdev->display =3D=3D ON_OFF_AUTO_AUTO) { /* not an error in automatic mode */ - return 0; + return true; } =20 error_setg(errp, "vfio: device doesn't support any (known) display met= hod"); - return -1; + return false; } =20 void vfio_display_finalize(VFIOPCIDevice *vdev) diff --git a/hw/vfio/pci.c b/hw/vfio/pci.c index c1adef5cf8fb241df510514610f05c8a0d51a9f9..a447013a1da90f534ab07409c6c= a39263f7f6f88 100644 --- a/hw/vfio/pci.c +++ b/hw/vfio/pci.c @@ -3200,8 +3200,7 @@ static void vfio_realize(PCIDevice *pdev, Error **err= p) } =20 if (vdev->display !=3D ON_OFF_AUTO_OFF) { - ret =3D vfio_display_probe(vdev, errp); - if (ret) { + if (!vfio_display_probe(vdev, errp)) { goto out_deregister; } } --=20 2.45.1