Lines Matching refs:dev
53 static void ddb_irq_disable(struct ddb *dev)
55 ddbwritel(dev, 0, INTERRUPT_ENABLE);
56 ddbwritel(dev, 0, MSI1_ENABLE);
59 static void ddb_msi_exit(struct ddb *dev)
62 if (dev->msi)
63 pci_free_irq_vectors(dev->pdev);
67 static void ddb_irq_exit(struct ddb *dev)
69 ddb_irq_disable(dev);
70 if (dev->msi == 2)
71 free_irq(pci_irq_vector(dev->pdev, 1), dev);
72 free_irq(pci_irq_vector(dev->pdev, 0), dev);
77 struct ddb *dev = (struct ddb *)pci_get_drvdata(pdev);
79 ddb_device_destroy(dev);
80 ddb_ports_detach(dev);
81 ddb_i2c_release(dev);
83 ddb_irq_exit(dev);
84 ddb_msi_exit(dev);
85 ddb_ports_release(dev);
86 ddb_buffers_free(dev);
88 ddb_unmap(dev);
94 static void ddb_irq_msi(struct ddb *dev, int nr)
99 stat = pci_alloc_irq_vectors(dev->pdev, 1, nr,
102 dev->msi = stat;
103 dev_info(dev->dev, "using %d MSI interrupt(s)\n",
104 dev->msi);
106 dev_info(dev->dev, "MSI not available.\n");
112 static int ddb_irq_init(struct ddb *dev)
117 ddbwritel(dev, 0x00000000, INTERRUPT_ENABLE);
118 ddbwritel(dev, 0x00000000, MSI1_ENABLE);
119 ddbwritel(dev, 0x00000000, MSI2_ENABLE);
120 ddbwritel(dev, 0x00000000, MSI3_ENABLE);
121 ddbwritel(dev, 0x00000000, MSI4_ENABLE);
122 ddbwritel(dev, 0x00000000, MSI5_ENABLE);
123 ddbwritel(dev, 0x00000000, MSI6_ENABLE);
124 ddbwritel(dev, 0x00000000, MSI7_ENABLE);
127 ddb_irq_msi(dev, 2);
129 if (dev->msi)
131 if (dev->msi == 2) {
132 stat = request_irq(pci_irq_vector(dev->pdev, 0),
134 (void *)dev);
137 stat = request_irq(pci_irq_vector(dev->pdev, 1),
139 (void *)dev);
141 free_irq(pci_irq_vector(dev->pdev, 0), dev);
147 stat = request_irq(pci_irq_vector(dev->pdev, 0),
149 (void *)dev);
153 if (dev->msi == 2) {
154 ddbwritel(dev, 0x0fffff00, INTERRUPT_ENABLE);
155 ddbwritel(dev, 0x0000000f, MSI1_ENABLE);
157 ddbwritel(dev, 0x0fffff0f, INTERRUPT_ENABLE);
158 ddbwritel(dev, 0x00000000, MSI1_ENABLE);
166 struct ddb *dev;
174 if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(64)))
175 if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)))
178 dev = vzalloc(sizeof(*dev));
179 if (!dev)
182 mutex_init(&dev->mutex);
183 dev->has_dma = 1;
184 dev->pdev = pdev;
185 dev->dev = &pdev->dev;
186 pci_set_drvdata(pdev, dev);
188 dev->link[0].ids.vendor = id->vendor;
189 dev->link[0].ids.device = id->device;
190 dev->link[0].ids.subvendor = id->subvendor;
191 dev->link[0].ids.subdevice = pdev->subsystem_device;
192 dev->link[0].ids.devid = (id->device << 16) | id->vendor;
194 dev->link[0].dev = dev;
195 dev->link[0].info = get_ddb_info(id->vendor, id->device,
198 dev_info(&pdev->dev, "detected %s\n", dev->link[0].info->name);
200 dev->regs_len = pci_resource_len(dev->pdev, 0);
201 dev->regs = ioremap(pci_resource_start(dev->pdev, 0),
202 pci_resource_len(dev->pdev, 0));
204 if (!dev->regs) {
205 dev_err(&pdev->dev, "not enough memory for register map\n");
209 if (ddbreadl(dev, 0) == 0xffffffff) {
210 dev_err(&pdev->dev, "cannot read registers\n");
215 dev->link[0].ids.hwid = ddbreadl(dev, 0);
216 dev->link[0].ids.regmapid = ddbreadl(dev, 4);
218 dev_info(&pdev->dev, "HW %08x REGMAP %08x\n",
219 dev->link[0].ids.hwid, dev->link[0].ids.regmapid);
221 ddbwritel(dev, 0, DMA_BASE_READ);
222 ddbwritel(dev, 0, DMA_BASE_WRITE);
224 stat = ddb_irq_init(dev);
228 if (ddb_init(dev) == 0)
231 ddb_irq_exit(dev);
233 dev_err(&pdev->dev, "fail0\n");
234 ddb_msi_exit(dev);
236 dev_err(&pdev->dev, "fail\n");
238 ddb_unmap(dev);