Release 4.11 drivers/ipack/carriers/tpci200.c

Directory: drivers/ipack/carriers
/**
 * tpci200.c
 *
 * driver for the TEWS TPCI-200 device
 *
 * Copyright (C) 2009-2012 CERN (www.cern.ch)
 * Author: Nicolas Serafini, EIC2 SA
 * Author: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; version 2 of the License.
 */

#include <linux/module.h>
#include <linux/slab.h>
#include "tpci200.h"


static const u16 tpci200_status_timeout[] = {
	TPCI200_A_TIMEOUT,
	TPCI200_B_TIMEOUT,
	TPCI200_C_TIMEOUT,
	TPCI200_D_TIMEOUT,
};


static const u16 tpci200_status_error[] = {
	TPCI200_A_ERROR,
	TPCI200_B_ERROR,
	TPCI200_C_ERROR,
	TPCI200_D_ERROR,
};


static const size_t tpci200_space_size[IPACK_SPACE_COUNT] = {
	[IPACK_IO_SPACE]    = TPCI200_IO_SPACE_SIZE,
	[IPACK_ID_SPACE]    = TPCI200_ID_SPACE_SIZE,
	[IPACK_INT_SPACE]   = TPCI200_INT_SPACE_SIZE,
	[IPACK_MEM8_SPACE]  = TPCI200_MEM8_SPACE_SIZE,
	[IPACK_MEM16_SPACE] = TPCI200_MEM16_SPACE_SIZE,
};


static const size_t tpci200_space_interval[IPACK_SPACE_COUNT] = {
	[IPACK_IO_SPACE]    = TPCI200_IO_SPACE_INTERVAL,
	[IPACK_ID_SPACE]    = TPCI200_ID_SPACE_INTERVAL,
	[IPACK_INT_SPACE]   = TPCI200_INT_SPACE_INTERVAL,
	[IPACK_MEM8_SPACE]  = TPCI200_MEM8_SPACE_INTERVAL,
	[IPACK_MEM16_SPACE] = TPCI200_MEM16_SPACE_INTERVAL,
};



static struct tpci200_board *check_slot(struct ipack_device *dev)
{
	struct tpci200_board *tpci200;

	if (dev == NULL)
		return NULL;


	tpci200 = dev_get_drvdata(dev->bus->parent);

	if (tpci200 == NULL) {
		dev_info(&dev->dev, "carrier board not found\n");
		return NULL;
	}

	if (dev->slot >= TPCI200_NB_SLOT) {
		dev_info(&dev->dev,
			 "Slot [%d:%d] doesn't exist! Last tpci200 slot is %d.\n",
			 dev->bus->bus_nr, dev->slot, TPCI200_NB_SLOT-1);
		return NULL;
	}

	return tpci200;
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 97 97.98% 4 80.00%
Jens Taprogge 2 2.02% 1 20.00%
Total 99 100.00% 5 100.00%



static void tpci200_clear_mask(struct tpci200_board *tpci200,
			       __le16 __iomem *addr, u16 mask)
{
	unsigned long flags;
	spin_lock_irqsave(&tpci200->regs_lock, flags);
	iowrite16(ioread16(addr) & (~mask), addr);
	spin_unlock_irqrestore(&tpci200->regs_lock, flags);
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 58 100.00% 2 100.00%
Total 58 100.00% 2 100.00%



static void tpci200_set_mask(struct tpci200_board *tpci200,
			     __le16 __iomem *addr, u16 mask)
{
	unsigned long flags;
	spin_lock_irqsave(&tpci200->regs_lock, flags);
	iowrite16(ioread16(addr) | mask, addr);
	spin_unlock_irqrestore(&tpci200->regs_lock, flags);
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 55 100.00% 2 100.00%
Total 55 100.00% 2 100.00%



static void tpci200_unregister(struct tpci200_board *tpci200)
{
	free_irq(tpci200->info->pdev->irq, (void *) tpci200);

	pci_iounmap(tpci200->info->pdev, tpci200->info->interface_regs);
	pci_iounmap(tpci200->info->pdev, tpci200->info->cfg_regs);

	pci_release_region(tpci200->info->pdev, TPCI200_IP_INTERFACE_BAR);
	pci_release_region(tpci200->info->pdev, TPCI200_IO_ID_INT_SPACES_BAR);
	pci_release_region(tpci200->info->pdev, TPCI200_MEM16_SPACE_BAR);
	pci_release_region(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR);
	pci_release_region(tpci200->info->pdev, TPCI200_CFG_MEM_BAR);

	pci_disable_device(tpci200->info->pdev);
	pci_dev_put(tpci200->info->pdev);
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 120 91.60% 2 66.67%
Jens Taprogge 11 8.40% 1 33.33%
Total 131 100.00% 3 100.00%



static void tpci200_enable_irq(struct tpci200_board *tpci200,
			       int islot)
{
	tpci200_set_mask(tpci200,
			&tpci200->info->interface_regs->control[islot],
			TPCI200_INT0_EN | TPCI200_INT1_EN);
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 35 100.00% 1 100.00%
Total 35 100.00% 1 100.00%



static void tpci200_disable_irq(struct tpci200_board *tpci200,
				int islot)
{
	tpci200_clear_mask(tpci200,
			&tpci200->info->interface_regs->control[islot],
			TPCI200_INT0_EN | TPCI200_INT1_EN);
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 35 100.00% 1 100.00%
Total 35 100.00% 1 100.00%



static irqreturn_t tpci200_slot_irq(struct slot_irq *slot_irq)
{
	irqreturn_t ret;

	if (!slot_irq)
		return -ENODEV;
	ret = slot_irq->handler(slot_irq->arg);

	return ret;
}

Contributors
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Jens Taprogge 37 100.00% 2 100.00%
Total 37 100.00% 2 100.00%



static irqreturn_t tpci200_interrupt(int irq, void *dev_id)
{
	struct tpci200_board *tpci200 = (struct tpci200_board *) dev_id;
	struct slot_irq *slot_irq;
	irqreturn_t ret;
	u16 status_reg;
	int i;

	/* Read status register */
	status_reg = ioread16(&tpci200->info->interface_regs->status);

	/* Did we cause the interrupt? */
	if (!(status_reg & TPCI200_SLOT_INT_MASK))
		return IRQ_NONE;

	/* callback to the IRQ handler for the corresponding slot */
	rcu_read_lock();
	for (i = 0; i < TPCI200_NB_SLOT; i++) {
		if (!(status_reg & ((TPCI200_A_INT0 | TPCI200_A_INT1) << (2 * i))))
			continue;
		slot_irq = rcu_dereference(tpci200->slots[i].irq);
		ret = tpci200_slot_irq(slot_irq);
		if (ret == -ENODEV) {
			dev_info(&tpci200->info->pdev->dev,
				 "No registered ISR for slot [%d:%d]!. IRQ will be disabled.\n",
				 tpci200->number, i);
			tpci200_disable_irq(tpci200, i);
		}
	}
	rcu_read_unlock();

	return IRQ_HANDLED;
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 97 56.73% 3 27.27%
Jens Taprogge 74 43.27% 8 72.73%
Total 171 100.00% 11 100.00%



static int tpci200_free_irq(struct ipack_device *dev)
{
	struct slot_irq *slot_irq;
	struct tpci200_board *tpci200;

	tpci200 = check_slot(dev);
	if (tpci200 == NULL)
		return -EINVAL;

	if (mutex_lock_interruptible(&tpci200->mutex))
		return -ERESTARTSYS;

	if (tpci200->slots[dev->slot].irq == NULL) {
		mutex_unlock(&tpci200->mutex);
		return -EINVAL;
	}

	tpci200_disable_irq(tpci200, dev->slot);
	slot_irq = tpci200->slots[dev->slot].irq;
	/* uninstall handler */
	RCU_INIT_POINTER(tpci200->slots[dev->slot].irq, NULL);
	synchronize_rcu();
	kfree(slot_irq);
	mutex_unlock(&tpci200->mutex);
	return 0;
}

Contributors
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Jens Taprogge 139 100.00% 1 100.00%
Total 139 100.00% 1 100.00%



static int tpci200_request_irq(struct ipack_device *dev,
			       irqreturn_t (*handler)(void *), void *arg)
{
	int res = 0;
	struct slot_irq *slot_irq;
	struct tpci200_board *tpci200;

	tpci200 = check_slot(dev);
	if (tpci200 == NULL)
		return -EINVAL;

	if (mutex_lock_interruptible(&tpci200->mutex))
		return -ERESTARTSYS;

	if (tpci200->slots[dev->slot].irq != NULL) {
		dev_err(&dev->dev,
			"Slot [%d:%d] IRQ already registered !\n",
			dev->bus->bus_nr,
			dev->slot);
		res = -EINVAL;
		goto out_unlock;
	}

	slot_irq = kzalloc(sizeof(struct slot_irq), GFP_KERNEL);
	if (slot_irq == NULL) {
		dev_err(&dev->dev,
			"Slot [%d:%d] unable to allocate memory for IRQ !\n",
			dev->bus->bus_nr, dev->slot);
		res = -ENOMEM;
		goto out_unlock;
	}

	/*
         * WARNING: Setup Interrupt Vector in the IndustryPack device
         * before an IRQ request.
         * Read the User Manual of your IndustryPack device to know
         * where to write the vector in memory.
         */
	slot_irq->handler = handler;
	slot_irq->arg = arg;
	slot_irq->holder = dev;

	rcu_assign_pointer(tpci200->slots[dev->slot].irq, slot_irq);
	tpci200_enable_irq(tpci200, dev->slot);

out_unlock:
	mutex_unlock(&tpci200->mutex);
	return res;
}

Contributors
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Jens Taprogge 222 100.00% 3 100.00%
Total 222 100.00% 3 100.00%



static int tpci200_register(struct tpci200_board *tpci200)
{
	int i;
	int res;
	phys_addr_t ioidint_base;
	unsigned short slot_ctrl;

	if (pci_enable_device(tpci200->info->pdev) < 0)
		return -ENODEV;

	/* Request IP interface register (Bar 2) */
	res = pci_request_region(tpci200->info->pdev, TPCI200_IP_INTERFACE_BAR,
				 "Carrier IP interface registers");
	if (res) {
		dev_err(&tpci200->info->pdev->dev,
			"(bn 0x%X, sn 0x%X) failed to allocate PCI resource for BAR 2 !",
			tpci200->info->pdev->bus->number,
			tpci200->info->pdev->devfn);
		goto out_disable_pci;
	}

	/* Request IO ID INT space (Bar 3) */
	res = pci_request_region(tpci200->info->pdev,
				 TPCI200_IO_ID_INT_SPACES_BAR,
				 "Carrier IO ID INT space");
	if (res) {
		dev_err(&tpci200->info->pdev->dev,
			"(bn 0x%X, sn 0x%X) failed to allocate PCI resource for BAR 3 !",
			tpci200->info->pdev->bus->number,
			tpci200->info->pdev->devfn);
		goto out_release_ip_space;
	}

	/* Request MEM8 space (Bar 5) */
	res = pci_request_region(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR,
				 "Carrier MEM8 space");
	if (res) {
		dev_err(&tpci200->info->pdev->dev,
			"(bn 0x%X, sn 0x%X) failed to allocate PCI resource for BAR 5!",
			tpci200->info->pdev->bus->number,
			tpci200->info->pdev->devfn);
		goto out_release_ioid_int_space;
	}

	/* Request MEM16 space (Bar 4) */
	res = pci_request_region(tpci200->info->pdev, TPCI200_MEM16_SPACE_BAR,
				 "Carrier MEM16 space");
	if (res) {
		dev_err(&tpci200->info->pdev->dev,
			"(bn 0x%X, sn 0x%X) failed to allocate PCI resource for BAR 4!",
			tpci200->info->pdev->bus->number,
			tpci200->info->pdev->devfn);
		goto out_release_mem8_space;
	}

	/* Map internal tpci200 driver user space */
	tpci200->info->interface_regs =
		ioremap_nocache(pci_resource_start(tpci200->info->pdev,
					   TPCI200_IP_INTERFACE_BAR),
			TPCI200_IFACE_SIZE);

	/* Initialize lock that protects interface_regs */
	spin_lock_init(&tpci200->regs_lock);

	ioidint_base = pci_resource_start(tpci200->info->pdev,
					  TPCI200_IO_ID_INT_SPACES_BAR);
	tpci200->mod_mem[IPACK_IO_SPACE] = ioidint_base + TPCI200_IO_SPACE_OFF;
	tpci200->mod_mem[IPACK_ID_SPACE] = ioidint_base + TPCI200_ID_SPACE_OFF;
	tpci200->mod_mem[IPACK_INT_SPACE] =
		ioidint_base + TPCI200_INT_SPACE_OFF;
	tpci200->mod_mem[IPACK_MEM8_SPACE] =
		pci_resource_start(tpci200->info->pdev,
				   TPCI200_MEM8_SPACE_BAR);
	tpci200->mod_mem[IPACK_MEM16_SPACE] =
		pci_resource_start(tpci200->info->pdev,
				   TPCI200_MEM16_SPACE_BAR);

	/* Set the default parameters of the slot
         * INT0 disabled, level sensitive
         * INT1 disabled, level sensitive
         * error interrupt disabled
         * timeout interrupt disabled
         * recover time disabled
         * clock rate 8 MHz
         */
	slot_ctrl = 0;
	for (i = 0; i < TPCI200_NB_SLOT; i++)
		writew(slot_ctrl, &tpci200->info->interface_regs->control[i]);

	res = request_irq(tpci200->info->pdev->irq,
			  tpci200_interrupt, IRQF_SHARED,
			  KBUILD_MODNAME, (void *) tpci200);
	if (res) {
		dev_err(&tpci200->info->pdev->dev,
			"(bn 0x%X, sn 0x%X) unable to register IRQ !",
			tpci200->info->pdev->bus->number,
			tpci200->info->pdev->devfn);
		goto out_release_ioid_int_space;
	}

	return 0;

out_release_mem8_space:
	pci_release_region(tpci200->info->pdev, TPCI200_MEM8_SPACE_BAR);
out_release_ioid_int_space:
	pci_release_region(tpci200->info->pdev, TPCI200_IO_ID_INT_SPACES_BAR);
out_release_ip_space:
	pci_release_region(tpci200->info->pdev, TPCI200_IP_INTERFACE_BAR);
out_disable_pci:
	pci_disable_device(tpci200->info->pdev);
	return res;
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 380 70.37% 5 41.67%
Jens Taprogge 160 29.63% 7 58.33%
Total 540 100.00% 12 100.00%



static int tpci200_get_clockrate(struct ipack_device *dev)
{
	struct tpci200_board *tpci200 = check_slot(dev);
	__le16 __iomem *addr;

	if (!tpci200)
		return -ENODEV;

	addr = &tpci200->info->interface_regs->control[dev->slot];
	return (ioread16(addr) & TPCI200_CLK32) ? 32 : 8;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 42 64.62% 2 50.00%
Samuel Iglesias Gonsálvez 23 35.38% 2 50.00%
Total 65 100.00% 4 100.00%



static int tpci200_set_clockrate(struct ipack_device *dev, int mherz)
{
	struct tpci200_board *tpci200 = check_slot(dev);
	__le16 __iomem *addr;

	if (!tpci200)
		return -ENODEV;

	addr = &tpci200->info->interface_regs->control[dev->slot];

	switch (mherz) {
	case 8:
		tpci200_clear_mask(tpci200, addr, TPCI200_CLK32);
		break;
	case 32:
		tpci200_set_mask(tpci200, addr, TPCI200_CLK32);
		break;
	default:
		return -EINVAL;
	}
	return 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 94 100.00% 3 100.00%
Total 94 100.00% 3 100.00%



static int tpci200_get_error(struct ipack_device *dev)
{
	struct tpci200_board *tpci200 = check_slot(dev);
	__le16 __iomem *addr;
	u16 mask;

	if (!tpci200)
		return -ENODEV;

	addr = &tpci200->info->interface_regs->status;
	mask = tpci200_status_error[dev->slot];
	return (ioread16(addr) & mask) ? 1 : 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 72 100.00% 2 100.00%
Total 72 100.00% 2 100.00%



static int tpci200_get_timeout(struct ipack_device *dev)
{
	struct tpci200_board *tpci200 = check_slot(dev);
	__le16 __iomem *addr;
	u16 mask;

	if (!tpci200)
		return -ENODEV;

	addr = &tpci200->info->interface_regs->status;
	mask = tpci200_status_timeout[dev->slot];

	return (ioread16(addr) & mask) ? 1 : 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 72 100.00% 2 100.00%
Total 72 100.00% 2 100.00%



static int tpci200_reset_timeout(struct ipack_device *dev)
{
	struct tpci200_board *tpci200 = check_slot(dev);
	__le16 __iomem *addr;
	u16 mask;

	if (!tpci200)
		return -ENODEV;

	addr = &tpci200->info->interface_regs->status;
	mask = tpci200_status_timeout[dev->slot];

	iowrite16(mask, addr);
	return 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 68 100.00% 2 100.00%
Total 68 100.00% 2 100.00%



static void tpci200_uninstall(struct tpci200_board *tpci200)
{
	tpci200_unregister(tpci200);
	kfree(tpci200->slots);
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 23 100.00% 1 100.00%
Total 23 100.00% 1 100.00%


static const struct ipack_bus_ops tpci200_bus_ops = {
	.request_irq = tpci200_request_irq,
	.free_irq = tpci200_free_irq,
	.get_clockrate = tpci200_get_clockrate,
	.set_clockrate = tpci200_set_clockrate,
	.get_error     = tpci200_get_error,
	.get_timeout   = tpci200_get_timeout,
	.reset_timeout = tpci200_reset_timeout,
};



static int tpci200_install(struct tpci200_board *tpci200)
{
	int res;

	tpci200->slots = kzalloc(
		TPCI200_NB_SLOT * sizeof(struct tpci200_slot), GFP_KERNEL);
	if (tpci200->slots == NULL)
		return -ENOMEM;

	res = tpci200_register(tpci200);
	if (res) {
		kfree(tpci200->slots);
		tpci200->slots = NULL;
		return res;
	}

	mutex_init(&tpci200->mutex);
	return 0;
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 68 81.93% 1 50.00%
Miguel Gómez 15 18.07% 1 50.00%
Total 83 100.00% 2 100.00%



static void tpci200_release_device(struct ipack_device *dev)
{
	kfree(dev);
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 16 100.00% 1 100.00%
Total 16 100.00% 1 100.00%



static int tpci200_create_device(struct tpci200_board *tpci200, int i)
{
	int ret;
	enum ipack_space space;
	struct ipack_device *dev =
		kzalloc(sizeof(struct ipack_device), GFP_KERNEL);
	if (!dev)
		return -ENOMEM;
	dev->slot = i;
	dev->bus = tpci200->info->ipack_bus;
	dev->release = tpci200_release_device;

	for (space = 0; space < IPACK_SPACE_COUNT; space++) {
		dev->region[space].start =
			tpci200->mod_mem[space]
			+ tpci200_space_interval[space] * i;
		dev->region[space].size = tpci200_space_size[space];
	}

	ret = ipack_device_init(dev);
	if (ret < 0) {
		ipack_put_device(dev);
		return ret;
	}

	ret = ipack_device_add(dev);
	if (ret < 0)
		ipack_put_device(dev);

	return ret;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 122 74.39% 2 66.67%
Samuel Iglesias Gonsálvez 42 25.61% 1 33.33%
Total 164 100.00% 3 100.00%



static int tpci200_pci_probe(struct pci_dev *pdev,
			     const struct pci_device_id *id)
{
	int ret, i;
	struct tpci200_board *tpci200;
	u32 reg32;

	tpci200 = kzalloc(sizeof(struct tpci200_board), GFP_KERNEL);
	if (!tpci200)
		return -ENOMEM;

	tpci200->info = kzalloc(sizeof(struct tpci200_infos), GFP_KERNEL);
	if (!tpci200->info) {
		ret = -ENOMEM;
		goto out_err_info;
	}

	pci_dev_get(pdev);

	/* Obtain a mapping of the carrier's PCI configuration registers */
	ret = pci_request_region(pdev, TPCI200_CFG_MEM_BAR,
				 KBUILD_MODNAME " Configuration Memory");
	if (ret) {
		dev_err(&pdev->dev, "Failed to allocate PCI Configuration Memory");
		ret = -EBUSY;
		goto out_err_pci_request;
	}
	tpci200->info->cfg_regs = ioremap_nocache(
			pci_resource_start(pdev, TPCI200_CFG_MEM_BAR),
			pci_resource_len(pdev, TPCI200_CFG_MEM_BAR));
	if (!tpci200->info->cfg_regs) {
		dev_err(&pdev->dev, "Failed to map PCI Configuration Memory");
		ret = -EFAULT;
		goto out_err_ioremap;
	}

	/* Disable byte swapping for 16 bit IP module access. This will ensure
         * that the Industrypack big endian byte order is preserved by the
         * carrier. */
	reg32 = ioread32(tpci200->info->cfg_regs + LAS1_DESC);
	reg32 |= 1 << LAS_BIT_BIGENDIAN;
	iowrite32(reg32, tpci200->info->cfg_regs + LAS1_DESC);

	reg32 = ioread32(tpci200->info->cfg_regs + LAS2_DESC);
	reg32 |= 1 << LAS_BIT_BIGENDIAN;
	iowrite32(reg32, tpci200->info->cfg_regs + LAS2_DESC);

	/* Save struct pci_dev pointer */
	tpci200->info->pdev = pdev;
	tpci200->info->id_table = (struct pci_device_id *)id;

	/* register the device and initialize it */
	ret = tpci200_install(tpci200);
	if (ret) {
		dev_err(&pdev->dev, "error during tpci200 install\n");
		ret = -ENODEV;
		goto out_err_install;
	}

	/* Register the carrier in the industry pack bus driver */
	tpci200->info->ipack_bus = ipack_bus_register(&pdev->dev,
						      TPCI200_NB_SLOT,
						      &tpci200_bus_ops,
						      THIS_MODULE);
	if (!tpci200->info->ipack_bus) {
		dev_err(&pdev->dev,
			"error registering the carrier on ipack driver\n");
		ret = -EFAULT;
		goto out_err_bus_register;
	}

	/* save the bus number given by ipack to logging purpose */
	tpci200->number = tpci200->info->ipack_bus->bus_nr;
	dev_set_drvdata(&pdev->dev, tpci200);

	for (i = 0; i < TPCI200_NB_SLOT; i++)
		tpci200_create_device(tpci200, i);
	return 0;

out_err_bus_register:
	tpci200_uninstall(tpci200);
out_err_install:
	iounmap(tpci200->info->cfg_regs);
out_err_ioremap:
	pci_release_region(pdev, TPCI200_CFG_MEM_BAR);
out_err_pci_request:
	pci_dev_put(pdev);
	kfree(tpci200->info);
out_err_info:
	kfree(tpci200);
	return ret;
}

Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 223 50.11% 4 36.36%
Samuel Iglesias Gonsálvez 219 49.21% 5 45.45%
Federico Vaga 2 0.45% 1 9.09%
Stephen Hemminger 1 0.22% 1 9.09%
Total 445 100.00% 11 100.00%



static void __tpci200_pci_remove(struct tpci200_board *tpci200)
{
	ipack_bus_unregister(tpci200->info->ipack_bus);
	tpci200_uninstall(tpci200);

	kfree(tpci200->info);
	kfree(tpci200);
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 37 100.00% 3 100.00%
Total 37 100.00% 3 100.00%



static void tpci200_pci_remove(struct pci_dev *dev)
{
	struct tpci200_board *tpci200 = pci_get_drvdata(dev);

	__tpci200_pci_remove(tpci200);
}

Contributors
Person Tokens Prop Commits CommitProp
Samuel Iglesias Gonsálvez 26 100.00% 2 100.00%
Total 26 100.00% 2 100.00%


static const struct pci_device_id tpci200_idtable[] = {
	{ TPCI200_VENDOR_ID, TPCI200_DEVICE_ID, TPCI200_SUBVENDOR_ID,
	  TPCI200_SUBDEVICE_ID },
	{ 0, },
};

MODULE_DEVICE_TABLE(pci, tpci200_idtable);


static struct pci_driver tpci200_pci_drv = {
	.name = "tpci200",
	.id_table = tpci200_idtable,
	.probe = tpci200_pci_probe,
	.remove = tpci200_pci_remove,
};


module_pci_driver(tpci200_pci_drv);

MODULE_DESCRIPTION("TEWS TPCI-200 device driver");
MODULE_LICENSE("GPL");
Overall Contributors
Person Tokens Prop Commits CommitProp
Jens Taprogge 1672 57.18% 24 52.17%
Samuel Iglesias Gonsálvez 1218 41.66% 15 32.61%
Miguel Gómez 22 0.75% 2 4.35%
Benoit Taine 6 0.21% 1 2.17%
Stephen Hemminger 3 0.10% 2 4.35%
Federico Vaga 2 0.07% 1 2.17%
Wei Yongjun 1 0.03% 1 2.17%
Total 2924 100.00% 46 100.00%
Directory: drivers/ipack/carriers

Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.
Person	Tokens	Prop	Commits	CommitProp
Samuel Iglesias Gonsálvez	97	97.98%	4	80.00%
Jens Taprogge	2	2.02%	1	20.00%
Total	99	100.00%	5	100.00%
cregit-Linux how code gets into the kernel

Release 4.11 drivers/ipack/carriers/tpci200.c

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