Lines Matching refs:dev
62 static void ddb_irq_disable(struct ddb *dev)
64 ddbwritel(dev, 0, INTERRUPT_ENABLE);
65 ddbwritel(dev, 0, MSI1_ENABLE);
68 static void ddb_msi_exit(struct ddb *dev)
71 if (dev->msi)
72 pci_free_irq_vectors(dev->pdev);
76 static void ddb_irq_exit(struct ddb *dev)
78 ddb_irq_disable(dev);
79 if (dev->msi == 2)
80 free_irq(pci_irq_vector(dev->pdev, 1), dev);
81 free_irq(pci_irq_vector(dev->pdev, 0), dev);
86 struct ddb *dev = (struct ddb *)pci_get_drvdata(pdev);
88 ddb_device_destroy(dev);
89 ddb_ports_detach(dev);
90 ddb_i2c_release(dev);
92 ddb_irq_exit(dev);
93 ddb_msi_exit(dev);
94 ddb_ports_release(dev);
95 ddb_buffers_free(dev);
97 ddb_unmap(dev);
103 static void ddb_irq_msi(struct ddb *dev, int nr)
108 stat = pci_alloc_irq_vectors(dev->pdev, 1, nr,
111 dev->msi = stat;
112 dev_info(dev->dev, "using %d MSI interrupt(s)\n",
113 dev->msi);
115 dev_info(dev->dev, "MSI not available.\n");
121 static int ddb_irq_init(struct ddb *dev)
126 ddbwritel(dev, 0x00000000, INTERRUPT_ENABLE);
127 ddbwritel(dev, 0x00000000, MSI1_ENABLE);
128 ddbwritel(dev, 0x00000000, MSI2_ENABLE);
129 ddbwritel(dev, 0x00000000, MSI3_ENABLE);
130 ddbwritel(dev, 0x00000000, MSI4_ENABLE);
131 ddbwritel(dev, 0x00000000, MSI5_ENABLE);
132 ddbwritel(dev, 0x00000000, MSI6_ENABLE);
133 ddbwritel(dev, 0x00000000, MSI7_ENABLE);
136 ddb_irq_msi(dev, 2);
138 if (dev->msi)
140 if (dev->msi == 2) {
141 stat = request_irq(pci_irq_vector(dev->pdev, 0),
143 (void *)dev);
146 stat = request_irq(pci_irq_vector(dev->pdev, 1),
148 (void *)dev);
150 free_irq(pci_irq_vector(dev->pdev, 0), dev);
156 stat = request_irq(pci_irq_vector(dev->pdev, 0),
158 (void *)dev);
162 if (dev->msi == 2) {
163 ddbwritel(dev, 0x0fffff00, INTERRUPT_ENABLE);
164 ddbwritel(dev, 0x0000000f, MSI1_ENABLE);
166 ddbwritel(dev, 0x0fffff0f, INTERRUPT_ENABLE);
167 ddbwritel(dev, 0x00000000, MSI1_ENABLE);
175 struct ddb *dev;
187 dev = vzalloc(sizeof(*dev));
188 if (!dev)
191 mutex_init(&dev->mutex);
192 dev->has_dma = 1;
193 dev->pdev = pdev;
194 dev->dev = &pdev->dev;
195 pci_set_drvdata(pdev, dev);
197 dev->link[0].ids.vendor = id->vendor;
198 dev->link[0].ids.device = id->device;
199 dev->link[0].ids.subvendor = id->subvendor;
200 dev->link[0].ids.subdevice = pdev->subsystem_device;
201 dev->link[0].ids.devid = (id->device << 16) | id->vendor;
203 dev->link[0].dev = dev;
204 dev->link[0].info = get_ddb_info(id->vendor, id->device,
207 dev_info(&pdev->dev, "detected %s\n", dev->link[0].info->name);
209 dev->regs_len = pci_resource_len(dev->pdev, 0);
210 dev->regs = ioremap(pci_resource_start(dev->pdev, 0),
211 pci_resource_len(dev->pdev, 0));
213 if (!dev->regs) {
214 dev_err(&pdev->dev, "not enough memory for register map\n");
218 if (ddbreadl(dev, 0) == 0xffffffff) {
219 dev_err(&pdev->dev, "cannot read registers\n");
224 dev->link[0].ids.hwid = ddbreadl(dev, 0);
225 dev->link[0].ids.regmapid = ddbreadl(dev, 4);
227 dev_info(&pdev->dev, "HW %08x REGMAP %08x\n",
228 dev->link[0].ids.hwid, dev->link[0].ids.regmapid);
230 ddbwritel(dev, 0, DMA_BASE_READ);
231 ddbwritel(dev, 0, DMA_BASE_WRITE);
233 stat = ddb_irq_init(dev);
237 if (ddb_init(dev) == 0)
240 ddb_irq_exit(dev);
242 dev_err(&pdev->dev, "fail0\n");
243 ddb_msi_exit(dev);
245 dev_err(&pdev->dev, "fail\n");
247 ddb_unmap(dev);