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bh=+qhXw4Teb4iB7F+1sn1YUEn7LdT1/1iDGCqwCLBci3Y=; b=Omi/HR0rOqQi1kQk6cFZiRObbPdEPP8iriXq3T6/L6Lywr5Z+Cxs9ad0ycjT1ungXgCRLV dPd7eHjTUhvdROybzc2fdhDgUBNA5ERGo6uybIJJEp8aytD181rNxQgMgbZPrOTqZgAUAq PdXT6/bdnvUHO/OKzKWrhUHnOCgia74= X-MC-Unique: sp4ZturWO_mJOW0rC6cZpQ-1 From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Subject: [PATCH v2 13/20] ui: check hw requirements during DCL registration Date: Thu, 4 Feb 2021 14:52:25 +0400 Message-Id: <20210204105232.834642-14-marcandre.lureau@redhat.com> In-Reply-To: <20210204105232.834642-1-marcandre.lureau@redhat.com> References: <20210204105232.834642-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=marcandre.lureau@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable 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=216.205.24.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -32 X-Spam_score: -3.3 X-Spam_bar: --- X-Spam_report: (-3.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.539, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , kraxel@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) From: Marc-Andr=C3=A9 Lureau Signed-off-by: Marc-Andr=C3=A9 Lureau --- ui/console.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/ui/console.c b/ui/console.c index a645418ada..d8cc640c28 100644 --- a/ui/console.c +++ b/ui/console.c @@ -1476,12 +1476,37 @@ static bool displaychangelistener_has_dmabuf(Displa= yChangeListener *dcl) return false; } =20 +static bool dpy_compatible_with(QemuConsole *con, + DisplayChangeListener *dcl, Error **errp) +{ + ERRP_GUARD(); + int flags; + + flags =3D con->hw_ops->get_flags ? con->hw_ops->get_flags(con->hw) : 0; + + if (flags & GRAPHIC_FLAGS_GL && + !console_has_gl(con)) { + error_setg(errp, "The console requires a GL context."); + return false; + + } + + if (flags & GRAPHIC_FLAGS_DMABUF && + !displaychangelistener_has_dmabuf(dcl)) { + error_setg(errp, "The console requires display DMABUF support."); + return false; + } + + return true; +} + void register_displaychangelistener(DisplayChangeListener *dcl) { static const char nodev[] =3D "This VM has no graphic display device."; static DisplaySurface *dummy; QemuConsole *con; + Error *err =3D NULL; =20 assert(!dcl->ds); =20 @@ -1496,6 +1521,11 @@ void register_displaychangelistener(DisplayChangeLis= tener *dcl) dcl->con->gl =3D dcl; } =20 + if (dcl->con && !dpy_compatible_with(dcl->con, dcl, &err)) { + error_report_err(err); + exit(1); + } + trace_displaychangelistener_register(dcl, dcl->ops->dpy_name); dcl->ds =3D get_alloc_displaystate(); QLIST_INSERT_HEAD(&dcl->ds->listeners, dcl, next); --=20 2.29.0