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From: FUJITA Tomonori <fujita.tomonori@gmail.com>
To: netdev@vger.kernel.org
Cc: andrew@lunn.ch, horms@kernel.org, kuba@kernel.org,
	jiri@resnulli.us, pabeni@redhat.com, linux@armlinux.org.uk,
	hfdevel@gmx.net
Subject: [PATCH net-next v6 1/6] net: tn40xx: add pci driver for Tehuti Networks TN40xx chips
Date: Sun, 12 May 2024 17:56:06 +0900	[thread overview]
Message-ID: <20240512085611.79747-2-fujita.tomonori@gmail.com> (raw)
In-Reply-To: <20240512085611.79747-1-fujita.tomonori@gmail.com>

This just adds the scaffolding for an ethernet driver for Tehuti
Networks TN40xx chips.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@gmail.com>
---
 MAINTAINERS                          |  8 +++-
 drivers/net/ethernet/tehuti/Kconfig  | 12 ++++++
 drivers/net/ethernet/tehuti/Makefile |  3 ++
 drivers/net/ethernet/tehuti/tn40.c   | 55 ++++++++++++++++++++++++++++
 drivers/net/ethernet/tehuti/tn40.h   | 11 ++++++
 5 files changed, 88 insertions(+), 1 deletion(-)
 create mode 100644 drivers/net/ethernet/tehuti/tn40.c
 create mode 100644 drivers/net/ethernet/tehuti/tn40.h

diff --git a/MAINTAINERS b/MAINTAINERS
index b81b2be60b77..465da26aeb53 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -21840,7 +21840,13 @@ TEHUTI ETHERNET DRIVER
 M:	Andy Gospodarek <andy@greyhouse.net>
 L:	netdev@vger.kernel.org
 S:	Supported
-F:	drivers/net/ethernet/tehuti/*
+F:	drivers/net/ethernet/tehuti/tehuti.*
+
+TEHUTI TN40XX ETHERNET DRIVER
+M:	FUJITA Tomonori <fujita.tomonori@gmail.com>
+L:	netdev@vger.kernel.org
+S:	Supported
+F:	drivers/net/ethernet/tehuti/tn40*
 
 TELECOM CLOCK DRIVER FOR MCPL0010
 M:	Mark Gross <markgross@kernel.org>
diff --git a/drivers/net/ethernet/tehuti/Kconfig b/drivers/net/ethernet/tehuti/Kconfig
index 8735633765a1..849e3b4a71c1 100644
--- a/drivers/net/ethernet/tehuti/Kconfig
+++ b/drivers/net/ethernet/tehuti/Kconfig
@@ -23,4 +23,16 @@ config TEHUTI
 	help
 	  Tehuti Networks 10G Ethernet NIC
 
+config TEHUTI_TN40
+	tristate "Tehuti Networks TN40xx 10G Ethernet adapters"
+	depends on PCI
+	help
+	  This driver supports 10G Ethernet adapters using Tehuti Networks
+	  TN40xx chips. Currently, adapters with Applied Micro Circuits
+	  Corporation QT2025 are supported; Tehuti Networks TN9310,
+	  DLink DXE-810S, ASUS XG-C100F, and Edimax EN-9320.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called tn40xx.
+
 endif # NET_VENDOR_TEHUTI
diff --git a/drivers/net/ethernet/tehuti/Makefile b/drivers/net/ethernet/tehuti/Makefile
index 13a0ddd62088..1c468d99e476 100644
--- a/drivers/net/ethernet/tehuti/Makefile
+++ b/drivers/net/ethernet/tehuti/Makefile
@@ -4,3 +4,6 @@
 #
 
 obj-$(CONFIG_TEHUTI) += tehuti.o
+
+tn40xx-y := tn40.o
+obj-$(CONFIG_TEHUTI_TN40) += tn40xx.o
diff --git a/drivers/net/ethernet/tehuti/tn40.c b/drivers/net/ethernet/tehuti/tn40.c
new file mode 100644
index 000000000000..6ec436120d18
--- /dev/null
+++ b/drivers/net/ethernet/tehuti/tn40.c
@@ -0,0 +1,55 @@
+// SPDX-License-Identifier: GPL-2.0+
+/* Copyright (c) Tehuti Networks Ltd. */
+
+#include <linux/pci.h>
+
+#include "tn40.h"
+
+static int tn40_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+	int ret;
+
+	ret = pci_enable_device(pdev);
+	if (ret)
+		return ret;
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+	if (ret) {
+		dev_err(&pdev->dev, "failed to set DMA mask.\n");
+		goto err_disable_device;
+	}
+	return 0;
+err_disable_device:
+	pci_disable_device(pdev);
+	return ret;
+}
+
+static void tn40_remove(struct pci_dev *pdev)
+{
+	pci_disable_device(pdev);
+}
+
+static const struct pci_device_id tn40_id_table[] = {
+	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_TEHUTI, 0x4022,
+			 PCI_VENDOR_ID_TEHUTI, 0x3015) },
+	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_TEHUTI, 0x4022,
+			 PCI_VENDOR_ID_DLINK, 0x4d00) },
+	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_TEHUTI, 0x4022,
+			 PCI_VENDOR_ID_ASUSTEK, 0x8709) },
+	{ PCI_DEVICE_SUB(PCI_VENDOR_ID_TEHUTI, 0x4022,
+			 PCI_VENDOR_ID_EDIMAX, 0x8103) },
+	{ }
+};
+
+static struct pci_driver tn40_driver = {
+	.name = TN40_DRV_NAME,
+	.id_table = tn40_id_table,
+	.probe = tn40_probe,
+	.remove = tn40_remove,
+};
+
+module_pci_driver(tn40_driver);
+
+MODULE_DEVICE_TABLE(pci, tn40_id_table);
+MODULE_AUTHOR("Tehuti networks");
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Tehuti Network TN40xx Driver");
diff --git a/drivers/net/ethernet/tehuti/tn40.h b/drivers/net/ethernet/tehuti/tn40.h
new file mode 100644
index 000000000000..a5c5b558f56c
--- /dev/null
+++ b/drivers/net/ethernet/tehuti/tn40.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
+/* Copyright (c) Tehuti Networks Ltd. */
+
+#ifndef _TN40_H_
+#define _TN40_H_
+
+#define TN40_DRV_NAME "tn40xx"
+
+#define PCI_VENDOR_ID_EDIMAX 0x1432
+
+#endif /* _TN40XX_H */
-- 
2.34.1


  reply	other threads:[~2024-05-12  9:02 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-12  8:56 [PATCH net-next v6 0/6] add ethernet driver for Tehuti Networks TN40xx chips FUJITA Tomonori
2024-05-12  8:56 ` FUJITA Tomonori [this message]
2024-05-12  8:56 ` [PATCH net-next v6 2/6] net: tn40xx: add register defines FUJITA Tomonori
2024-05-12  8:56 ` [PATCH net-next v6 3/6] net: tn40xx: add basic Tx handling FUJITA Tomonori
2024-05-12  8:56 ` [PATCH net-next v6 4/6] net: tn40xx: add basic Rx handling FUJITA Tomonori
2024-05-13 18:37   ` Joe Damato
2024-05-15  9:37     ` FUJITA Tomonori
2024-05-12  8:56 ` [PATCH net-next v6 5/6] net: tn40xx: add mdio bus support FUJITA Tomonori
2024-05-13  9:40   ` Naveen Mamindlapalli
2024-05-15 10:29     ` FUJITA Tomonori
2024-05-12  8:56 ` [PATCH net-next v6 6/6] net: tn40xx: add phylink support FUJITA Tomonori

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