[POWERPC] ibmebus: Move to of_device and of_platform_driver, match eHCA and eHEA drivers
Replace struct ibmebus_dev and struct ibmebus_driver with struct of_device and struct of_platform_driver, respectively. Match the external ibmebus interface and drivers using it. Signed-off-by: Joachim Fenkes <fenkes@de.ibm.com> Acked-by: Arnd Bergmann <arnd@arndb.de> Acked-by: Roland Dreier <rolandd@cisco.com> Acked-by: Jeff Garzik <jeff@garzik.org> Signed-off-by: Paul Mackerras <paulus@samba.org>
This commit is contained in:
Joachim Fenkes
Paul Mackerras
Родитель
55347cc996
Коммит
6b08f3ae8e
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@ -193,21 +193,26 @@ static int ibmebus_create_devices(const struct of_device_id *matches)
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return ret;
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}
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int ibmebus_register_driver(struct ibmebus_driver *drv)
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int ibmebus_register_driver(struct of_platform_driver *drv)
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{
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return 0;
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/* If the driver uses devices that ibmebus doesn't know, add them */
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ibmebus_create_devices(drv->match_table);
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drv->driver.name = drv->name;
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drv->driver.bus = &ibmebus_bus_type;
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return driver_register(&drv->driver);
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}
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EXPORT_SYMBOL(ibmebus_register_driver);
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void ibmebus_unregister_driver(struct ibmebus_driver *drv)
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void ibmebus_unregister_driver(struct of_platform_driver *drv)
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{
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driver_unregister(&drv->driver);
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}
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EXPORT_SYMBOL(ibmebus_unregister_driver);
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int ibmebus_request_irq(struct ibmebus_dev *dev,
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u32 ist,
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irq_handler_t handler,
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unsigned long irq_flags, const char * devname,
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int ibmebus_request_irq(u32 ist, irq_handler_t handler,
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unsigned long irq_flags, const char *devname,
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void *dev_id)
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{
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unsigned int irq = irq_create_mapping(NULL, ist);
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@ -215,12 +220,11 @@ int ibmebus_request_irq(struct ibmebus_dev *dev,
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if (irq == NO_IRQ)
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return -EINVAL;
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return request_irq(irq, handler,
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irq_flags, devname, dev_id);
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return request_irq(irq, handler, irq_flags, devname, dev_id);
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}
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EXPORT_SYMBOL(ibmebus_request_irq);
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void ibmebus_free_irq(struct ibmebus_dev *dev, u32 ist, void *dev_id)
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void ibmebus_free_irq(u32 ist, void *dev_id)
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{
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unsigned int irq = irq_find_mapping(NULL, ist);
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@ -231,9 +235,7 @@ EXPORT_SYMBOL(ibmebus_free_irq);
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static ssize_t name_show(struct device *dev,
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struct device_attribute *attr, char *buf)
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{
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struct ibmebus_dev *ebus_dev = to_ibmebus_dev(dev);
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const char *name = of_get_property(ebus_dev->ofdev.node, "name", NULL);
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return sprintf(buf, "%s\n", name);
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return sprintf(buf, "%s\n", to_of_device(dev)->node->name);
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}
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static struct device_attribute ibmebus_dev_attrs[] = {
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@ -107,7 +107,7 @@ struct ehca_sport {
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struct ehca_shca {
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struct ib_device ib_device;
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struct ibmebus_dev *ibmebus_dev;
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struct of_device *ofdev;
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u8 num_ports;
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int hw_level;
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struct list_head shca_list;
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@ -123,7 +123,7 @@ int ehca_create_eq(struct ehca_shca *shca,
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/* register interrupt handlers and initialize work queues */
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if (type == EHCA_EQ) {
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ret = ibmebus_request_irq(NULL, eq->ist, ehca_interrupt_eq,
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ret = ibmebus_request_irq(eq->ist, ehca_interrupt_eq,
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IRQF_DISABLED, "ehca_eq",
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(void *)shca);
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if (ret < 0)
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@ -131,7 +131,7 @@ int ehca_create_eq(struct ehca_shca *shca,
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tasklet_init(&eq->interrupt_task, ehca_tasklet_eq, (long)shca);
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} else if (type == EHCA_NEQ) {
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ret = ibmebus_request_irq(NULL, eq->ist, ehca_interrupt_neq,
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ret = ibmebus_request_irq(eq->ist, ehca_interrupt_neq,
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IRQF_DISABLED, "ehca_neq",
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(void *)shca);
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if (ret < 0)
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@ -171,7 +171,7 @@ int ehca_destroy_eq(struct ehca_shca *shca, struct ehca_eq *eq)
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u64 h_ret;
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spin_lock_irqsave(&eq->spinlock, flags);
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ibmebus_free_irq(NULL, eq->ist, (void *)shca);
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ibmebus_free_irq(eq->ist, (void *)shca);
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h_ret = hipz_h_destroy_eq(shca->ipz_hca_handle, eq);
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@ -404,7 +404,7 @@ int ehca_init_device(struct ehca_shca *shca)
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shca->ib_device.node_type = RDMA_NODE_IB_CA;
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shca->ib_device.phys_port_cnt = shca->num_ports;
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shca->ib_device.num_comp_vectors = 1;
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shca->ib_device.dma_device = &shca->ibmebus_dev->ofdev.dev;
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shca->ib_device.dma_device = &shca->ofdev->dev;
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shca->ib_device.query_device = ehca_query_device;
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shca->ib_device.query_port = ehca_query_port;
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shca->ib_device.query_gid = ehca_query_gid;
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@ -658,7 +658,7 @@ static struct attribute_group ehca_dev_attr_grp = {
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.attrs = ehca_dev_attrs
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};
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static int __devinit ehca_probe(struct ibmebus_dev *dev,
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static int __devinit ehca_probe(struct of_device *dev,
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const struct of_device_id *id)
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{
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struct ehca_shca *shca;
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@ -666,16 +666,16 @@ static int __devinit ehca_probe(struct ibmebus_dev *dev,
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struct ib_pd *ibpd;
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int ret;
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handle = of_get_property(dev->ofdev.node, "ibm,hca-handle", NULL);
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handle = of_get_property(dev->node, "ibm,hca-handle", NULL);
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if (!handle) {
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ehca_gen_err("Cannot get eHCA handle for adapter: %s.",
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dev->ofdev.node->full_name);
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dev->node->full_name);
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return -ENODEV;
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}
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if (!(*handle)) {
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ehca_gen_err("Wrong eHCA handle for adapter: %s.",
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dev->ofdev.node->full_name);
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dev->node->full_name);
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return -ENODEV;
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}
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@ -686,9 +686,9 @@ static int __devinit ehca_probe(struct ibmebus_dev *dev,
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}
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mutex_init(&shca->modify_mutex);
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shca->ibmebus_dev = dev;
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shca->ofdev = dev;
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shca->ipz_hca_handle.handle = *handle;
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dev->ofdev.dev.driver_data = shca;
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dev->dev.driver_data = shca;
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ret = ehca_sense_attributes(shca);
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if (ret < 0) {
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@ -764,7 +764,7 @@ static int __devinit ehca_probe(struct ibmebus_dev *dev,
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}
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}
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ret = sysfs_create_group(&dev->ofdev.dev.kobj, &ehca_dev_attr_grp);
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ret = sysfs_create_group(&dev->dev.kobj, &ehca_dev_attr_grp);
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if (ret) /* only complain; we can live without attributes */
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ehca_err(&shca->ib_device,
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"Cannot create device attributes ret=%d", ret);
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@ -814,12 +814,12 @@ probe1:
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return -EINVAL;
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}
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static int __devexit ehca_remove(struct ibmebus_dev *dev)
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static int __devexit ehca_remove(struct of_device *dev)
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{
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struct ehca_shca *shca = dev->ofdev.dev.driver_data;
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struct ehca_shca *shca = dev->dev.driver_data;
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int ret;
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sysfs_remove_group(&dev->ofdev.dev.kobj, &ehca_dev_attr_grp);
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sysfs_remove_group(&dev->dev.kobj, &ehca_dev_attr_grp);
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if (ehca_open_aqp1 == 1) {
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int i;
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@ -870,11 +870,11 @@ static struct of_device_id ehca_device_table[] =
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{},
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};
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static struct ibmebus_driver ehca_driver = {
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.name = "ehca",
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.id_table = ehca_device_table,
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.probe = ehca_probe,
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.remove = ehca_remove,
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static struct of_platform_driver ehca_driver = {
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.name = "ehca",
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.match_table = ehca_device_table,
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.probe = ehca_probe,
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.remove = ehca_remove,
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};
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void ehca_poll_eqs(unsigned long data)
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@ -388,7 +388,7 @@ struct ehea_port_res {
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#define EHEA_MAX_PORTS 16
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struct ehea_adapter {
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u64 handle;
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struct ibmebus_dev *ebus_dev;
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struct of_device *ofdev;
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struct ehea_port *port[EHEA_MAX_PORTS];
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struct ehea_eq *neq; /* notification event queue */
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struct tasklet_struct neq_tasklet;
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@ -98,10 +98,10 @@ struct work_struct ehea_rereg_mr_task;
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struct semaphore dlpar_mem_lock;
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static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev,
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static int __devinit ehea_probe_adapter(struct of_device *dev,
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const struct of_device_id *id);
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static int __devexit ehea_remove(struct ibmebus_dev *dev);
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static int __devexit ehea_remove(struct of_device *dev);
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static struct of_device_id ehea_device_table[] = {
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{
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@ -111,9 +111,9 @@ static struct of_device_id ehea_device_table[] = {
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{},
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};
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static struct ibmebus_driver ehea_driver = {
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static struct of_platform_driver ehea_driver = {
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.name = "ehea",
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.id_table = ehea_device_table,
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.match_table = ehea_device_table,
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.probe = ehea_probe_adapter,
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.remove = ehea_remove,
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};
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@ -1044,7 +1044,7 @@ static int ehea_reg_interrupts(struct net_device *dev)
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snprintf(port->int_aff_name, EHEA_IRQ_NAME_SIZE - 1, "%s-aff",
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dev->name);
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ret = ibmebus_request_irq(NULL, port->qp_eq->attr.ist1,
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ret = ibmebus_request_irq(port->qp_eq->attr.ist1,
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ehea_qp_aff_irq_handler,
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IRQF_DISABLED, port->int_aff_name, port);
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if (ret) {
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@ -1062,7 +1062,7 @@ static int ehea_reg_interrupts(struct net_device *dev)
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pr = &port->port_res[i];
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snprintf(pr->int_send_name, EHEA_IRQ_NAME_SIZE - 1,
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"%s-queue%d", dev->name, i);
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ret = ibmebus_request_irq(NULL, pr->eq->attr.ist1,
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ret = ibmebus_request_irq(pr->eq->attr.ist1,
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ehea_recv_irq_handler,
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IRQF_DISABLED, pr->int_send_name,
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pr);
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@ -1083,11 +1083,11 @@ out:
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out_free_req:
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while (--i >= 0) {
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u32 ist = port->port_res[i].eq->attr.ist1;
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ibmebus_free_irq(NULL, ist, &port->port_res[i]);
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ibmebus_free_irq(ist, &port->port_res[i]);
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}
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out_free_qpeq:
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ibmebus_free_irq(NULL, port->qp_eq->attr.ist1, port);
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ibmebus_free_irq(port->qp_eq->attr.ist1, port);
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i = port->num_def_qps;
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goto out;
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@ -1104,14 +1104,14 @@ static void ehea_free_interrupts(struct net_device *dev)
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for (i = 0; i < port->num_def_qps + port->num_add_tx_qps; i++) {
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pr = &port->port_res[i];
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ibmebus_free_irq(NULL, pr->eq->attr.ist1, pr);
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ibmebus_free_irq(pr->eq->attr.ist1, pr);
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if (netif_msg_intr(port))
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ehea_info("free send irq for res %d with handle 0x%X",
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i, pr->eq->attr.ist1);
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}
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/* associated events */
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ibmebus_free_irq(NULL, port->qp_eq->attr.ist1, port);
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ibmebus_free_irq(port->qp_eq->attr.ist1, port);
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if (netif_msg_intr(port))
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ehea_info("associated event interrupt for handle 0x%X freed",
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port->qp_eq->attr.ist1);
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@ -2832,7 +2832,7 @@ static struct device *ehea_register_port(struct ehea_port *port,
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int ret;
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port->ofdev.node = of_node_get(dn);
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port->ofdev.dev.parent = &port->adapter->ebus_dev->ofdev.dev;
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port->ofdev.dev.parent = &port->adapter->ofdev->dev;
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port->ofdev.dev.bus = &ibmebus_bus_type;
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sprintf(port->ofdev.dev.bus_id, "port%d", port_name_cnt++);
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@ -3011,7 +3011,7 @@ static int ehea_setup_ports(struct ehea_adapter *adapter)
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const u32 *dn_log_port_id;
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int i = 0;
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lhea_dn = adapter->ebus_dev->ofdev.node;
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lhea_dn = adapter->ofdev->node;
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while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) {
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dn_log_port_id = of_get_property(eth_dn, "ibm,hea-port-no",
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@ -3051,7 +3051,7 @@ static struct device_node *ehea_get_eth_dn(struct ehea_adapter *adapter,
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struct device_node *eth_dn = NULL;
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const u32 *dn_log_port_id;
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lhea_dn = adapter->ebus_dev->ofdev.node;
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lhea_dn = adapter->ofdev->node;
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while ((eth_dn = of_get_next_child(lhea_dn, eth_dn))) {
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dn_log_port_id = of_get_property(eth_dn, "ibm,hea-port-no",
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@ -3157,31 +3157,31 @@ static ssize_t ehea_remove_port(struct device *dev,
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static DEVICE_ATTR(probe_port, S_IWUSR, NULL, ehea_probe_port);
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static DEVICE_ATTR(remove_port, S_IWUSR, NULL, ehea_remove_port);
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int ehea_create_device_sysfs(struct ibmebus_dev *dev)
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int ehea_create_device_sysfs(struct of_device *dev)
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{
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int ret = device_create_file(&dev->ofdev.dev, &dev_attr_probe_port);
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int ret = device_create_file(&dev->dev, &dev_attr_probe_port);
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if (ret)
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goto out;
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ret = device_create_file(&dev->ofdev.dev, &dev_attr_remove_port);
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ret = device_create_file(&dev->dev, &dev_attr_remove_port);
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out:
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return ret;
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}
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void ehea_remove_device_sysfs(struct ibmebus_dev *dev)
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void ehea_remove_device_sysfs(struct of_device *dev)
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{
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device_remove_file(&dev->ofdev.dev, &dev_attr_probe_port);
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device_remove_file(&dev->ofdev.dev, &dev_attr_remove_port);
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device_remove_file(&dev->dev, &dev_attr_probe_port);
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device_remove_file(&dev->dev, &dev_attr_remove_port);
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}
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static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev,
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static int __devinit ehea_probe_adapter(struct of_device *dev,
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const struct of_device_id *id)
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{
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struct ehea_adapter *adapter;
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const u64 *adapter_handle;
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int ret;
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if (!dev || !dev->ofdev.node) {
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if (!dev || !dev->node) {
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ehea_error("Invalid ibmebus device probed");
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return -EINVAL;
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}
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@ -3189,36 +3189,36 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev,
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adapter = kzalloc(sizeof(*adapter), GFP_KERNEL);
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if (!adapter) {
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ret = -ENOMEM;
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dev_err(&dev->ofdev.dev, "no mem for ehea_adapter\n");
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dev_err(&dev->dev, "no mem for ehea_adapter\n");
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goto out;
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}
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list_add(&adapter->list, &adapter_list);
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adapter->ebus_dev = dev;
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adapter->ofdev = dev;
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adapter_handle = of_get_property(dev->ofdev.node, "ibm,hea-handle",
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adapter_handle = of_get_property(dev->node, "ibm,hea-handle",
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NULL);
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if (adapter_handle)
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adapter->handle = *adapter_handle;
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if (!adapter->handle) {
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dev_err(&dev->ofdev.dev, "failed getting handle for adapter"
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" '%s'\n", dev->ofdev.node->full_name);
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dev_err(&dev->dev, "failed getting handle for adapter"
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" '%s'\n", dev->node->full_name);
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ret = -ENODEV;
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goto out_free_ad;
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}
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adapter->pd = EHEA_PD_ID;
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dev->ofdev.dev.driver_data = adapter;
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dev->dev.driver_data = adapter;
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/* initialize adapter and ports */
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/* get adapter properties */
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ret = ehea_sense_adapter_attr(adapter);
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if (ret) {
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dev_err(&dev->ofdev.dev, "sense_adapter_attr failed: %d", ret);
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dev_err(&dev->dev, "sense_adapter_attr failed: %d", ret);
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goto out_free_ad;
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}
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@ -3226,18 +3226,18 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev,
|
|||
EHEA_NEQ, EHEA_MAX_ENTRIES_EQ, 1);
|
||||
if (!adapter->neq) {
|
||||
ret = -EIO;
|
||||
dev_err(&dev->ofdev.dev, "NEQ creation failed");
|
||||
dev_err(&dev->dev, "NEQ creation failed");
|
||||
goto out_free_ad;
|
||||
}
|
||||
|
||||
tasklet_init(&adapter->neq_tasklet, ehea_neq_tasklet,
|
||||
(unsigned long)adapter);
|
||||
|
||||
ret = ibmebus_request_irq(NULL, adapter->neq->attr.ist1,
|
||||
ret = ibmebus_request_irq(adapter->neq->attr.ist1,
|
||||
ehea_interrupt_neq, IRQF_DISABLED,
|
||||
"ehea_neq", adapter);
|
||||
if (ret) {
|
||||
dev_err(&dev->ofdev.dev, "requesting NEQ IRQ failed");
|
||||
dev_err(&dev->dev, "requesting NEQ IRQ failed");
|
||||
goto out_kill_eq;
|
||||
}
|
||||
|
||||
|
|
@ -3247,7 +3247,7 @@ static int __devinit ehea_probe_adapter(struct ibmebus_dev *dev,
|
|||
|
||||
ret = ehea_setup_ports(adapter);
|
||||
if (ret) {
|
||||
dev_err(&dev->ofdev.dev, "setup_ports failed");
|
||||
dev_err(&dev->dev, "setup_ports failed");
|
||||
goto out_rem_dev_sysfs;
|
||||
}
|
||||
|
||||
|
|
@ -3258,7 +3258,7 @@ out_rem_dev_sysfs:
|
|||
ehea_remove_device_sysfs(dev);
|
||||
|
||||
out_free_irq:
|
||||
ibmebus_free_irq(NULL, adapter->neq->attr.ist1, adapter);
|
||||
ibmebus_free_irq(adapter->neq->attr.ist1, adapter);
|
||||
|
||||
out_kill_eq:
|
||||
ehea_destroy_eq(adapter->neq);
|
||||
|
|
@ -3269,9 +3269,9 @@ out:
|
|||
return ret;
|
||||
}
|
||||
|
||||
static int __devexit ehea_remove(struct ibmebus_dev *dev)
|
||||
static int __devexit ehea_remove(struct of_device *dev)
|
||||
{
|
||||
struct ehea_adapter *adapter = dev->ofdev.dev.driver_data;
|
||||
struct ehea_adapter *adapter = dev->dev.driver_data;
|
||||
int i;
|
||||
|
||||
for (i = 0; i < EHEA_MAX_PORTS; i++)
|
||||
|
|
@ -3284,7 +3284,7 @@ static int __devexit ehea_remove(struct ibmebus_dev *dev)
|
|||
|
||||
flush_scheduled_work();
|
||||
|
||||
ibmebus_free_irq(NULL, adapter->neq->attr.ist1, adapter);
|
||||
ibmebus_free_irq(adapter->neq->attr.ist1, adapter);
|
||||
tasklet_kill(&adapter->neq_tasklet);
|
||||
|
||||
ehea_destroy_eq(adapter->neq);
|
||||
|
|
|
|||
|
|
@ -43,42 +43,18 @@
|
|||
#include <linux/device.h>
|
||||
#include <linux/interrupt.h>
|
||||
#include <linux/mod_devicetable.h>
|
||||
#include <asm/of_device.h>
|
||||
#include <linux/of_device.h>
|
||||
#include <linux/of_platform.h>
|
||||
|
||||
extern struct bus_type ibmebus_bus_type;
|
||||
|
||||
struct ibmebus_dev {
|
||||
struct of_device ofdev;
|
||||
};
|
||||
int ibmebus_register_driver(struct of_platform_driver *drv);
|
||||
void ibmebus_unregister_driver(struct of_platform_driver *drv);
|
||||
|
||||
struct ibmebus_driver {
|
||||
char *name;
|
||||
struct of_device_id *id_table;
|
||||
int (*probe) (struct ibmebus_dev *dev, const struct of_device_id *id);
|
||||
int (*remove) (struct ibmebus_dev *dev);
|
||||
struct device_driver driver;
|
||||
};
|
||||
|
||||
int ibmebus_register_driver(struct ibmebus_driver *drv);
|
||||
void ibmebus_unregister_driver(struct ibmebus_driver *drv);
|
||||
|
||||
int ibmebus_request_irq(struct ibmebus_dev *dev,
|
||||
u32 ist,
|
||||
irq_handler_t handler,
|
||||
unsigned long irq_flags, const char * devname,
|
||||
int ibmebus_request_irq(u32 ist, irq_handler_t handler,
|
||||
unsigned long irq_flags, const char *devname,
|
||||
void *dev_id);
|
||||
void ibmebus_free_irq(struct ibmebus_dev *dev, u32 ist, void *dev_id);
|
||||
|
||||
static inline struct ibmebus_driver *to_ibmebus_driver(struct device_driver *drv)
|
||||
{
|
||||
return container_of(drv, struct ibmebus_driver, driver);
|
||||
}
|
||||
|
||||
static inline struct ibmebus_dev *to_ibmebus_dev(struct device *dev)
|
||||
{
|
||||
return container_of(dev, struct ibmebus_dev, ofdev.dev);
|
||||
}
|
||||
|
||||
void ibmebus_free_irq(u32 ist, void *dev_id);
|
||||
|
||||
#endif /* __KERNEL__ */
|
||||
#endif /* _ASM_IBMEBUS_H */
|
||||
|
|
|
|||
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