From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44069) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fUwrD-0002D9-3R for qemu-devel@nongnu.org; Mon, 18 Jun 2018 12:18:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fUwr6-0005Bi-QE for qemu-devel@nongnu.org; Mon, 18 Jun 2018 12:18:19 -0400 Received: from mx3-rdu2.redhat.com ([66.187.233.73]:45474 helo=mx1.redhat.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fUwr6-0005BP-LX for qemu-devel@nongnu.org; Mon, 18 Jun 2018 12:18:12 -0400 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5A90C7DAC3 for ; Mon, 18 Jun 2018 16:18:12 +0000 (UTC) From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Date: Mon, 18 Jun 2018 18:17:19 +0200 Message-Id: <20180618161729.334-17-marcandre.lureau@redhat.com> In-Reply-To: <20180618161729.334-1-marcandre.lureau@redhat.com> References: <20180618161729.334-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH v3 16/26] vhost-user: add vhost_user_gpu_get_num_capsets() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: berrange@redhat.com, kraxel@redhat.com, =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Signed-off-by: Marc-Andr=C3=A9 Lureau --- contrib/libvhost-user/libvhost-user.h | 1 + include/hw/virtio/vhost-backend.h | 1 + hw/virtio/vhost-user.c | 15 +++++++++++++++ 3 files changed, 17 insertions(+) diff --git a/contrib/libvhost-user/libvhost-user.h b/contrib/libvhost-use= r/libvhost-user.h index 9899bfda9e..b572071d61 100644 --- a/contrib/libvhost-user/libvhost-user.h +++ b/contrib/libvhost-user/libvhost-user.h @@ -93,6 +93,7 @@ typedef enum VhostUserRequest { VHOST_USER_POSTCOPY_END =3D 30, VHOST_USER_INPUT_GET_CONFIG, VHOST_USER_GPU_SET_SOCKET, + VHOST_USER_GPU_GET_NUM_CAPSETS, VHOST_USER_MAX } VhostUserRequest; =20 diff --git a/include/hw/virtio/vhost-backend.h b/include/hw/virtio/vhost-= backend.h index daf9180c33..730e24c33b 100644 --- a/include/hw/virtio/vhost-backend.h +++ b/include/hw/virtio/vhost-backend.h @@ -164,5 +164,6 @@ int vhost_backend_handle_iotlb_msg(struct vhost_dev *= dev, int vhost_user_input_get_config(struct vhost_dev *dev, struct virtio_input_config **config); int vhost_user_gpu_set_socket(struct vhost_dev *dev, int fd); +int vhost_user_gpu_get_num_capsets(struct vhost_dev *dev, uint32_t *num)= ; =20 #endif /* VHOST_BACKEND_H */ diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c index 37864bc06a..8702027269 100644 --- a/hw/virtio/vhost-user.c +++ b/hw/virtio/vhost-user.c @@ -91,6 +91,7 @@ typedef enum VhostUserRequest { VHOST_USER_POSTCOPY_END =3D 30, VHOST_USER_INPUT_GET_CONFIG, VHOST_USER_GPU_SET_SOCKET, + VHOST_USER_GPU_GET_NUM_CAPSETS, VHOST_USER_MAX } VhostUserRequest; =20 @@ -922,6 +923,20 @@ static int vhost_user_get_u64(struct vhost_dev *dev,= int request, uint64_t *u64) return 0; } =20 +int vhost_user_gpu_get_num_capsets(struct vhost_dev *dev, uint32_t *num) +{ + uint64_t u64; + + if (vhost_user_get_u64(dev, VHOST_USER_GPU_GET_NUM_CAPSETS, &u64) < = 0) { + return -1; + } + if (u64 > UINT32_MAX) { + return -1; + } + *num =3D u64; + return 0; +} + static int vhost_user_get_features(struct vhost_dev *dev, uint64_t *feat= ures) { return vhost_user_get_u64(dev, VHOST_USER_GET_FEATURES, features); --=20 2.18.0.rc1