Lines Matching refs:rmtfs_mem
48 struct qcom_rmtfs_mem *rmtfs_mem = container_of(dev,
53 return sprintf(buf, "%pa\n", &rmtfs_mem->addr);
55 return sprintf(buf, "%pa\n", &rmtfs_mem->size);
57 return sprintf(buf, "%d\n", rmtfs_mem->client_id);
72 struct qcom_rmtfs_mem *rmtfs_mem = container_of(inode->i_cdev,
76 get_device(&rmtfs_mem->dev);
77 filp->private_data = rmtfs_mem;
84 struct qcom_rmtfs_mem *rmtfs_mem = filp->private_data;
86 if (*f_pos >= rmtfs_mem->size)
89 if (*f_pos + count >= rmtfs_mem->size)
90 count = rmtfs_mem->size - *f_pos;
92 if (copy_to_user(buf, rmtfs_mem->base + *f_pos, count))
103 struct qcom_rmtfs_mem *rmtfs_mem = filp->private_data;
105 if (*f_pos >= rmtfs_mem->size)
108 if (*f_pos + count >= rmtfs_mem->size)
109 count = rmtfs_mem->size - *f_pos;
111 if (copy_from_user(rmtfs_mem->base + *f_pos, buf, count))
120 struct qcom_rmtfs_mem *rmtfs_mem = filp->private_data;
122 put_device(&rmtfs_mem->dev);
134 struct qcom_rmtfs_mem *rmtfs_mem = filep->private_data;
136 if (vma->vm_end - vma->vm_start > rmtfs_mem->size) {
137 dev_dbg(&rmtfs_mem->dev,
140 (vma->vm_end - vma->vm_start), &rmtfs_mem->size);
147 rmtfs_mem->addr >> PAGE_SHIFT,
164 struct qcom_rmtfs_mem *rmtfs_mem = container_of(dev,
168 kfree(rmtfs_mem);
176 struct qcom_rmtfs_mem *rmtfs_mem;
194 rmtfs_mem = kzalloc(sizeof(*rmtfs_mem), GFP_KERNEL);
195 if (!rmtfs_mem)
198 rmtfs_mem->addr = rmem->base;
199 rmtfs_mem->client_id = client_id;
200 rmtfs_mem->size = rmem->size;
202 device_initialize(&rmtfs_mem->dev);
203 rmtfs_mem->dev.parent = &pdev->dev;
204 rmtfs_mem->dev.groups = qcom_rmtfs_mem_groups;
205 rmtfs_mem->dev.release = qcom_rmtfs_mem_release_device;
207 rmtfs_mem->base = devm_memremap(&rmtfs_mem->dev, rmtfs_mem->addr,
208 rmtfs_mem->size, MEMREMAP_WC);
209 if (IS_ERR(rmtfs_mem->base)) {
210 dev_err(&pdev->dev, "failed to remap rmtfs_mem region\n");
211 ret = PTR_ERR(rmtfs_mem->base);
215 cdev_init(&rmtfs_mem->cdev, &qcom_rmtfs_mem_fops);
216 rmtfs_mem->cdev.owner = THIS_MODULE;
218 dev_set_name(&rmtfs_mem->dev, "qcom_rmtfs_mem%d", client_id);
219 rmtfs_mem->dev.id = client_id;
220 rmtfs_mem->dev.class = &rmtfs_class;
221 rmtfs_mem->dev.devt = MKDEV(MAJOR(qcom_rmtfs_mem_major), client_id);
223 ret = cdev_device_add(&rmtfs_mem->cdev, &rmtfs_mem->dev);
244 rmtfs_mem->perms = BIT(QCOM_SCM_VMID_HLOS);
245 ret = qcom_scm_assign_mem(rmtfs_mem->addr, rmtfs_mem->size,
246 &rmtfs_mem->perms, perms, 2);
253 dev_set_drvdata(&pdev->dev, rmtfs_mem);
258 cdev_device_del(&rmtfs_mem->cdev, &rmtfs_mem->dev);
260 put_device(&rmtfs_mem->dev);
267 struct qcom_rmtfs_mem *rmtfs_mem = dev_get_drvdata(&pdev->dev);
270 if (rmtfs_mem->perms) {
274 qcom_scm_assign_mem(rmtfs_mem->addr, rmtfs_mem->size,
275 &rmtfs_mem->perms, &perm, 1);
278 cdev_device_del(&rmtfs_mem->cdev, &rmtfs_mem->dev);
279 put_device(&rmtfs_mem->dev);
316 pr_err("qcom_rmtfs_mem: failed to register rmtfs_mem driver\n");