From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from out30-132.freemail.mail.aliyun.com ([115.124.30.132]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6Re4-009wvp-8N for linux-um@lists.infradead.org; Wed, 29 Jun 2022 06:57:54 +0000 From: Xuan Zhuo Subject: [PATCH v11 23/40] virtio_pci: move struct virtio_pci_common_cfg to virtio_pci_modern.h Date: Wed, 29 Jun 2022 14:56:39 +0800 Message-Id: <20220629065656.54420-24-xuanzhuo@linux.alibaba.com> In-Reply-To: <20220629065656.54420-1-xuanzhuo@linux.alibaba.com> References: <20220629065656.54420-1-xuanzhuo@linux.alibaba.com> MIME-Version: 1.0 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-um" Errors-To: linux-um-bounces+geert=linux-m68k.org@lists.infradead.org To: virtualization@lists.linux-foundation.org Cc: Richard Weinberger , Anton Ivanov , Johannes Berg , "Michael S. Tsirkin" , Jason Wang , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Hans de Goede , Mark Gross , Vadim Pasternak , Bjorn Andersson , Mathieu Poirier , Cornelia Huck , Halil Pasic , Eric Farman , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend , Xuan Zhuo , Vincent Whitchurch , linux-um@lists.infradead.org, netdev@vger.kernel.org, platform-driver-x86@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-s390@vger.kernel.org, kvm@vger.kernel.org, bpf@vger.kernel.org, kangjie.xu@linux.alibaba.com In order to facilitate the expansion of virtio_pci_common_cfg in the future, move it from uapi to virtio_pci_modern.h. In this way, we can freely expand virtio_pci_common_cfg in the future. Other projects using virtio_pci_common_cfg in uapi need to maintain a separate virtio_pci_common_cfg or use the offset macro defined in uapi. Signed-off-by: Xuan Zhuo --- include/linux/virtio_pci_modern.h | 26 ++++++++++++++++++++++++++ include/uapi/linux/virtio_pci.h | 26 -------------------------- 2 files changed, 26 insertions(+), 26 deletions(-) diff --git a/include/linux/virtio_pci_modern.h b/include/linux/virtio_pci_modern.h index eb2bd9b4077d..c4f7ffbacb4e 100644 --- a/include/linux/virtio_pci_modern.h +++ b/include/linux/virtio_pci_modern.h @@ -5,6 +5,32 @@ #include #include +/* Fields in VIRTIO_PCI_CAP_COMMON_CFG: */ +struct virtio_pci_common_cfg { + /* About the whole device. */ + __le32 device_feature_select; /* read-write */ + __le32 device_feature; /* read-only */ + __le32 guest_feature_select; /* read-write */ + __le32 guest_feature; /* read-write */ + __le16 msix_config; /* read-write */ + __le16 num_queues; /* read-only */ + __u8 device_status; /* read-write */ + __u8 config_generation; /* read-only */ + + /* About a specific virtqueue. */ + __le16 queue_select; /* read-write */ + __le16 queue_size; /* read-write, power of 2. */ + __le16 queue_msix_vector; /* read-write */ + __le16 queue_enable; /* read-write */ + __le16 queue_notify_off; /* read-only */ + __le32 queue_desc_lo; /* read-write */ + __le32 queue_desc_hi; /* read-write */ + __le32 queue_avail_lo; /* read-write */ + __le32 queue_avail_hi; /* read-write */ + __le32 queue_used_lo; /* read-write */ + __le32 queue_used_hi; /* read-write */ +}; + struct virtio_pci_modern_device { struct pci_dev *pci_dev; diff --git a/include/uapi/linux/virtio_pci.h b/include/uapi/linux/virtio_pci.h index 3a86f36d7e3d..247ec42af2c8 100644 --- a/include/uapi/linux/virtio_pci.h +++ b/include/uapi/linux/virtio_pci.h @@ -140,32 +140,6 @@ struct virtio_pci_notify_cap { __le32 notify_off_multiplier; /* Multiplier for queue_notify_off. */ }; -/* Fields in VIRTIO_PCI_CAP_COMMON_CFG: */ -struct virtio_pci_common_cfg { - /* About the whole device. */ - __le32 device_feature_select; /* read-write */ - __le32 device_feature; /* read-only */ - __le32 guest_feature_select; /* read-write */ - __le32 guest_feature; /* read-write */ - __le16 msix_config; /* read-write */ - __le16 num_queues; /* read-only */ - __u8 device_status; /* read-write */ - __u8 config_generation; /* read-only */ - - /* About a specific virtqueue. */ - __le16 queue_select; /* read-write */ - __le16 queue_size; /* read-write, power of 2. */ - __le16 queue_msix_vector; /* read-write */ - __le16 queue_enable; /* read-write */ - __le16 queue_notify_off; /* read-only */ - __le32 queue_desc_lo; /* read-write */ - __le32 queue_desc_hi; /* read-write */ - __le32 queue_avail_lo; /* read-write */ - __le32 queue_avail_hi; /* read-write */ - __le32 queue_used_lo; /* read-write */ - __le32 queue_used_hi; /* read-write */ -}; - /* Fields in VIRTIO_PCI_CAP_PCI_CFG: */ struct virtio_pci_cfg_cap { struct virtio_pci_cap cap; -- 2.31.0 _______________________________________________ linux-um mailing list linux-um@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-um