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Mon, 19 Aug 2019 19:30:25 +0000 From: Haiyang Zhang To: "sashal@kernel.org" , "davem@davemloft.net" , "saeedm@mellanox.com" , "leon@kernel.org" , "eranbe@mellanox.com" , "lorenzo.pieralisi@arm.com" , "bhelgaas@google.com" , "linux-pci@vger.kernel.org" , "linux-hyperv@vger.kernel.org" , "netdev@vger.kernel.org" CC: Haiyang Zhang , KY Srinivasan , Stephen Hemminger , "linux-kernel@vger.kernel.org" Subject: [PATCH net-next,v2 0/6] Add software backchannel and mlx5e HV VHCA stats Thread-Topic: [PATCH net-next,v2 0/6] Add software backchannel and mlx5e HV VHCA stats Thread-Index: AQHVVsSMIIWgPx20+EmFaWJFA2ozCQ== Date: Mon, 19 Aug 2019 19:30:25 +0000 Message-ID: <1566242976-108801-1-git-send-email-haiyangz@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: MWHPR12CA0059.namprd12.prod.outlook.com (2603:10b6:300:103::21) To DM6PR21MB1242.namprd21.prod.outlook.com (2603:10b6:5:169::22) authentication-results: spf=none (sender IP is ) smtp.mailfrom=lkmlhyz@microsoft.com; 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received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: kICRrbuBiop0uT3WpD5xS/4W2UY5KjDN4tfNnPOQhq/ZdGb4zkO93/1fdEDOMuRfH/vMCbQUKHauPlH0h6nKJ8aMX36jXB49qBUYEO6CNxHv+vT2X1x1Uv2v47z6iEe1U4YBGc32D3uEBFgIPL+oC0pOEIOkC+zYDUEKUUDbcFnHt+j30dUBVl8PD/HMjXsp4mM3znVMAixko9Dpol3OUeM0/wAtaDIsxHevx+pVWFL2roEqkDOvuwmHVovQ7Z3X4uIXR2waedEK6aKOpd3Rv2VzGdfdYvlkJH8lu5D9es4WyRQmO4Y9qsNui7gA8sXnaeJ0T61Us75OMij1VQ8NxfMm/bRrrP/N3ava9cHaRUT2ghcGzx4LbZZ9k3J81wOEffYmYK1mmYrm6DXbGgs5MlXF3cElEB7nzcG+bCzjPqU= Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 223de19d-8011-455f-4369-08d724dbaf3b X-MS-Exchange-CrossTenant-originalarrivaltime: 19 Aug 2019 19:30:25.4507 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 7x4bOqZI0uQ0+R7FBH7crFExSiQinq/2YmT1kxBW3FD74qJ871nS5rXW1fVyL4kQrK8HCEEWQDAI4JVRGHGZAA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR21MB1145 Sender: linux-pci-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org This patch set adds paravirtual backchannel in software in pci_hyperv, which is required by the mlx5e driver HV VHCA stats agent. The stats agent is responsible on running a periodic rx/tx packets/bytes stats update. Dexuan Cui (1): PCI: hv: Add a paravirtual backchannel in software Haiyang Zhang (5): PCI: hv: Add a Hyper-V PCI interface driver for software backchannel interface net/mlx5: Add wrappers for HyperV PCIe operations net/mlx5: Add HV VHCA infrastructure net/mlx5: Add HV VHCA control agent net/mlx5e: Add mlx5e HV VHCA stats agent MAINTAINERS | 1 + drivers/net/ethernet/mellanox/mlx5/core/Makefile | 2 + drivers/net/ethernet/mellanox/mlx5/core/en.h | 13 + .../ethernet/mellanox/mlx5/core/en/hv_vhca_stats.c | 162 +++++++++ .../ethernet/mellanox/mlx5/core/en/hv_vhca_stats.h | 25 ++ drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 3 + drivers/net/ethernet/mellanox/mlx5/core/lib/hv.c | 64 ++++ drivers/net/ethernet/mellanox/mlx5/core/lib/hv.h | 22 ++ .../net/ethernet/mellanox/mlx5/core/lib/hv_vhca.c | 371 +++++++++++++++++= ++++ .../net/ethernet/mellanox/mlx5/core/lib/hv_vhca.h | 104 ++++++ drivers/net/ethernet/mellanox/mlx5/core/main.c | 7 + drivers/pci/Kconfig | 1 + drivers/pci/controller/Kconfig | 7 + drivers/pci/controller/Makefile | 1 + drivers/pci/controller/pci-hyperv-intf.c | 70 ++++ drivers/pci/controller/pci-hyperv.c | 308 +++++++++++++++++ include/linux/hyperv.h | 29 ++ include/linux/mlx5/driver.h | 2 + 18 files changed, 1192 insertions(+) create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stat= s.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stat= s.h create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv.h create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv_vhca.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv_vhca.h create mode 100644 drivers/pci/controller/pci-hyperv-intf.c --=20 1.8.3.1