hw/mthca/mthca_catas.c

62 	struct mthca_dev *dev, *tmpdev;
72 	list_for_each_entry_safe(dev, tmpdev, &tlist, catas_err.list) {
73 		struct pci_dev *pdev = dev->pdev;
74 		ret = __mthca_restart_one(dev->pdev);
75 		/* 'dev' now is not valid */
88 static void handle_catas(struct mthca_dev *dev)
95 	event.device = &dev->ib_dev;
98 	dev->active = 0;
102 	switch (swab32(readl(dev->catas_err.map)) >> 24) {
120 	mthca_err(dev, "Catastrophic error detected: %s\n", type);
121 	for (i = 0; i < dev->catas_err.size; ++i)
122 		mthca_err(dev, "  buf[%02x]: %08x\n",
123 			  i, swab32(readl(dev->catas_err.map + i)));
129 	list_add(&dev->catas_err.list, &catas_list);
136 	struct mthca_dev *dev = (struct mthca_dev *) dev_ptr;
139 	for (i = 0; i < dev->catas_err.size; ++i)
140 		if (readl(dev->catas_err.map + i)) {
141 			handle_catas(dev);
145 	mod_timer(&dev->catas_err.timer,
149 void mthca_start_catas_poll(struct mthca_dev *dev)
153 	init_timer(&dev->catas_err.timer);
154 	dev->catas_err.map  = NULL;
156 	addr = pci_resource_start(dev->pdev, 0) +
157 		((pci_resource_len(dev->pdev, 0) - 1) &
158 		 dev->catas_err.addr);
160 	dev->catas_err.map = ioremap(addr, dev->catas_err.size * 4);
161 	if (!dev->catas_err.map) {
162 		mthca_warn(dev, "couldn't map catastrophic error region "
163 			   "at 0x%lx/0x%x\n", addr, dev->catas_err.size * 4);
167 	dev->catas_err.timer.data     = (unsigned long) dev;
168 	dev->catas_err.timer.function = poll_catas;
169 	dev->catas_err.timer.expires  = jiffies + MTHCA_CATAS_POLL_INTERVAL;
170 	INIT_LIST_HEAD(&dev->catas_err.list);
171 	add_timer(&dev->catas_err.timer);
174 void mthca_stop_catas_poll(struct mthca_dev *dev)
176 	del_timer_sync(&dev->catas_err.timer);
178 	if (dev->catas_err.map)
179 		iounmap(dev->catas_err.map);
182 	list_del(&dev->catas_err.list);