Lines Matching refs:rmtfs_mem
49 struct qcom_rmtfs_mem *rmtfs_mem = container_of(dev,
54 return sprintf(buf, "%pa\n", &rmtfs_mem->addr);
56 return sprintf(buf, "%pa\n", &rmtfs_mem->size);
58 return sprintf(buf, "%d\n", rmtfs_mem->client_id);
73 struct qcom_rmtfs_mem *rmtfs_mem = container_of(inode->i_cdev,
77 get_device(&rmtfs_mem->dev);
78 filp->private_data = rmtfs_mem;
85 struct qcom_rmtfs_mem *rmtfs_mem = filp->private_data;
87 if (*f_pos >= rmtfs_mem->size)
90 if (*f_pos + count >= rmtfs_mem->size)
91 count = rmtfs_mem->size - *f_pos;
93 if (copy_to_user(buf, rmtfs_mem->base + *f_pos, count))
104 struct qcom_rmtfs_mem *rmtfs_mem = filp->private_data;
106 if (*f_pos >= rmtfs_mem->size)
109 if (*f_pos + count >= rmtfs_mem->size)
110 count = rmtfs_mem->size - *f_pos;
112 if (copy_from_user(rmtfs_mem->base + *f_pos, buf, count))
121 struct qcom_rmtfs_mem *rmtfs_mem = filp->private_data;
123 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;
195 rmtfs_mem = kzalloc(sizeof(*rmtfs_mem), GFP_KERNEL);
196 if (!rmtfs_mem)
199 rmtfs_mem->addr = rmem->base;
200 rmtfs_mem->client_id = client_id;
201 rmtfs_mem->size = rmem->size;
203 device_initialize(&rmtfs_mem->dev);
204 rmtfs_mem->dev.parent = &pdev->dev;
205 rmtfs_mem->dev.groups = qcom_rmtfs_mem_groups;
206 rmtfs_mem->dev.release = qcom_rmtfs_mem_release_device;
208 rmtfs_mem->base = devm_memremap(&rmtfs_mem->dev, rmtfs_mem->addr,
209 rmtfs_mem->size, MEMREMAP_WC);
210 if (IS_ERR(rmtfs_mem->base)) {
211 dev_err(&pdev->dev, "failed to remap rmtfs_mem region\n");
212 ret = PTR_ERR(rmtfs_mem->base);
216 cdev_init(&rmtfs_mem->cdev, &qcom_rmtfs_mem_fops);
217 rmtfs_mem->cdev.owner = THIS_MODULE;
219 dev_set_name(&rmtfs_mem->dev, "qcom_rmtfs_mem%d", client_id);
220 rmtfs_mem->dev.id = client_id;
221 rmtfs_mem->dev.class = &rmtfs_class;
222 rmtfs_mem->dev.devt = MKDEV(MAJOR(qcom_rmtfs_mem_major), client_id);
224 ret = cdev_device_add(&rmtfs_mem->cdev, &rmtfs_mem->dev);
263 rmtfs_mem->perms = BIT(QCOM_SCM_VMID_HLOS);
264 ret = qcom_scm_assign_mem(rmtfs_mem->addr, rmtfs_mem->size,
265 &rmtfs_mem->perms, perms, num_vmids + 1);
272 dev_set_drvdata(&pdev->dev, rmtfs_mem);
277 cdev_device_del(&rmtfs_mem->cdev, &rmtfs_mem->dev);
279 put_device(&rmtfs_mem->dev);
286 struct qcom_rmtfs_mem *rmtfs_mem = dev_get_drvdata(&pdev->dev);
289 if (rmtfs_mem->perms) {
293 qcom_scm_assign_mem(rmtfs_mem->addr, rmtfs_mem->size,
294 &rmtfs_mem->perms, &perm, 1);
297 cdev_device_del(&rmtfs_mem->cdev, &rmtfs_mem->dev);
298 put_device(&rmtfs_mem->dev);
335 pr_err("qcom_rmtfs_mem: failed to register rmtfs_mem driver\n");