#include <linux/sched/task.h>
#include "ion.h"
- #include "ion_priv.h"
- #include "compat_ion.h"
- bool ion_buffer_fault_user_mappings(struct ion_buffer *buffer)
- {
- return (buffer->flags & ION_FLAG_CACHED) &&
- !(buffer->flags & ION_FLAG_CACHED_NEEDS_SYNC);
- }
+ static struct ion_device *internal_dev;
+ static int heap_id;
bool ion_buffer_cached(struct ion_buffer *buffer)
{
return !!(buffer->flags & ION_FLAG_CACHED);
}
- static inline struct page *ion_buffer_page(struct page *page)
- {
- return (struct page *)((unsigned long)page & ~(1UL));
- }
-
- static inline bool ion_buffer_page_is_dirty(struct page *page)
- {
- return !!((unsigned long)page & 1UL);
- }
-
- static inline void ion_buffer_page_dirty(struct page **page)
- {
- *page = (struct page *)((unsigned long)(*page) | 1UL);
- }
-
- static inline void ion_buffer_page_clean(struct page **page)
- {
- *page = (struct page *)((unsigned long)(*page) & ~(1UL));
- }
-
/* this function should only be called while dev->lock is held */
static void ion_buffer_add(struct ion_device *dev,
struct ion_buffer *buffer)
static struct ion_buffer *ion_buffer_create(struct ion_heap *heap,
struct ion_device *dev,
unsigned long len,
- unsigned long align,
unsigned long flags)
{
struct ion_buffer *buffer;
struct sg_table *table;
- struct scatterlist *sg;
- int i, ret;
+ int ret;
buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
if (!buffer)
buffer->heap = heap;
buffer->flags = flags;
- kref_init(&buffer->ref);
- ret = heap->ops->allocate(heap, buffer, len, align, flags);
+ ret = heap->ops->allocate(heap, buffer, len, flags);
if (ret) {
if (!(heap->flags & ION_HEAP_FLAG_DEFER_FREE))
goto err2;
ion_heap_freelist_drain(heap, 0);
- ret = heap->ops->allocate(heap, buffer, len, align,
- flags);
+ ret = heap->ops->allocate(heap, buffer, len, flags);
if (ret)
goto err2;
}
buffer->dev = dev;
buffer->size = len;
- if (ion_buffer_fault_user_mappings(buffer)) {
- int num_pages = PAGE_ALIGN(buffer->size) / PAGE_SIZE;
- struct scatterlist *sg;
- int i, j, k = 0;
-
- buffer->pages = vmalloc(sizeof(struct page *) * num_pages);
- if (!buffer->pages) {
- ret = -ENOMEM;
- goto err1;
- }
-
- for_each_sg(table->sgl, sg, table->nents, i) {
- struct page *page = sg_page(sg);
-
- for (j = 0; j < sg->length / PAGE_SIZE; j++)
- buffer->pages[k++] = page++;
- }
- }
-
buffer->dev = dev;
buffer->size = len;
INIT_LIST_HEAD(&buffer->vmas);
+ INIT_LIST_HEAD(&buffer->attachments);
mutex_init(&buffer->lock);
- /*
- * this will set up dma addresses for the sglist -- it is not
- * technically correct as per the dma api -- a specific
- * device isn't really taking ownership here. However, in practice on
- * our systems the only dma_address space is physical addresses.
- * Additionally, we can't afford the overhead of invalidating every
- * allocation via dma_map_sg. The implicit contract here is that
- * memory coming from the heaps is ready for dma, ie if it has a
- * cached mapping that mapping has been invalidated
- */
- for_each_sg(buffer->sg_table->sgl, sg, buffer->sg_table->nents, i) {
- sg_dma_address(sg) = sg_phys(sg);
- sg_dma_len(sg) = sg->length;
- }
mutex_lock(&dev->buffer_lock);
ion_buffer_add(dev, buffer);
mutex_unlock(&dev->buffer_lock);
kfree(buffer);
}
- static void _ion_buffer_destroy(struct kref *kref)
+ static void _ion_buffer_destroy(struct ion_buffer *buffer)
{
- struct ion_buffer *buffer = container_of(kref, struct ion_buffer, ref);
struct ion_heap *heap = buffer->heap;
struct ion_device *dev = buffer->dev;
ion_buffer_destroy(buffer);
}
- static void ion_buffer_get(struct ion_buffer *buffer)
- {
- kref_get(&buffer->ref);
- }
-
- static int ion_buffer_put(struct ion_buffer *buffer)
- {
- return kref_put(&buffer->ref, _ion_buffer_destroy);
- }
-
- static void ion_buffer_add_to_handle(struct ion_buffer *buffer)
- {
- mutex_lock(&buffer->lock);
- buffer->handle_count++;
- mutex_unlock(&buffer->lock);
- }
-
- static void ion_buffer_remove_from_handle(struct ion_buffer *buffer)
- {
- /*
- * when a buffer is removed from a handle, if it is not in
- * any other handles, copy the taskcomm and the pid of the
- * process it's being removed from into the buffer. At this
- * point there will be no way to track what processes this buffer is
- * being used by, it only exists as a dma_buf file descriptor.
- * The taskcomm and pid can provide a debug hint as to where this fd
- * is in the system
- */
- mutex_lock(&buffer->lock);
- buffer->handle_count--;
- BUG_ON(buffer->handle_count < 0);
- if (!buffer->handle_count) {
- struct task_struct *task;
-
- task = current->group_leader;
- get_task_comm(buffer->task_comm, task);
- buffer->pid = task_pid_nr(task);
- }
- mutex_unlock(&buffer->lock);
- }
-
- static struct ion_handle *ion_handle_create(struct ion_client *client,
- struct ion_buffer *buffer)
- {
- struct ion_handle *handle;
-
- handle = kzalloc(sizeof(*handle), GFP_KERNEL);
- if (!handle)
- return ERR_PTR(-ENOMEM);
- kref_init(&handle->ref);
- RB_CLEAR_NODE(&handle->node);
- handle->client = client;
- ion_buffer_get(buffer);
- ion_buffer_add_to_handle(buffer);
- handle->buffer = buffer;
-
- return handle;
- }
-
- static void ion_handle_kmap_put(struct ion_handle *);
-
- static void ion_handle_destroy(struct kref *kref)
- {
- struct ion_handle *handle = container_of(kref, struct ion_handle, ref);
- struct ion_client *client = handle->client;
- struct ion_buffer *buffer = handle->buffer;
-
- mutex_lock(&buffer->lock);
- while (handle->kmap_cnt)
- ion_handle_kmap_put(handle);
- mutex_unlock(&buffer->lock);
-
- idr_remove(&client->idr, handle->id);
- if (!RB_EMPTY_NODE(&handle->node))
- rb_erase(&handle->node, &client->handles);
-
- ion_buffer_remove_from_handle(buffer);
- ion_buffer_put(buffer);
-
- kfree(handle);
- }
-
- static void ion_handle_get(struct ion_handle *handle)
- {
- kref_get(&handle->ref);
- }
-
- int ion_handle_put_nolock(struct ion_handle *handle)
- {
- return kref_put(&handle->ref, ion_handle_destroy);
- }
-
- int ion_handle_put(struct ion_handle *handle)
- {
- struct ion_client *client = handle->client;
- int ret;
-
- mutex_lock(&client->lock);
- ret = ion_handle_put_nolock(handle);
- mutex_unlock(&client->lock);
-
- return ret;
- }
-
- static struct ion_handle *ion_handle_lookup(struct ion_client *client,
- struct ion_buffer *buffer)
- {
- struct rb_node *n = client->handles.rb_node;
-
- while (n) {
- struct ion_handle *entry = rb_entry(n, struct ion_handle, node);
-
- if (buffer < entry->buffer)
- n = n->rb_left;
- else if (buffer > entry->buffer)
- n = n->rb_right;
- else
- return entry;
- }
- return ERR_PTR(-EINVAL);
- }
-
- struct ion_handle *ion_handle_get_by_id_nolock(struct ion_client *client,
- int id)
- {
- struct ion_handle *handle;
-
- handle = idr_find(&client->idr, id);
- if (handle)
- ion_handle_get(handle);
-
- return handle ? handle : ERR_PTR(-EINVAL);
- }
-
- struct ion_handle *ion_handle_get_by_id(struct ion_client *client,
- int id)
- {
- struct ion_handle *handle;
-
- mutex_lock(&client->lock);
- handle = ion_handle_get_by_id_nolock(client, id);
- mutex_unlock(&client->lock);
-
- return handle;
- }
-
- static bool ion_handle_validate(struct ion_client *client,
- struct ion_handle *handle)
- {
- WARN_ON(!mutex_is_locked(&client->lock));
- return idr_find(&client->idr, handle->id) == handle;
- }
-
- static int ion_handle_add(struct ion_client *client, struct ion_handle *handle)
- {
- int id;
- struct rb_node **p = &client->handles.rb_node;
- struct rb_node *parent = NULL;
- struct ion_handle *entry;
-
- id = idr_alloc(&client->idr, handle, 1, 0, GFP_KERNEL);
- if (id < 0)
- return id;
-
- handle->id = id;
-
- while (*p) {
- parent = *p;
- entry = rb_entry(parent, struct ion_handle, node);
-
- if (handle->buffer < entry->buffer)
- p = &(*p)->rb_left;
- else if (handle->buffer > entry->buffer)
- p = &(*p)->rb_right;
- else
- WARN(1, "%s: buffer already found.", __func__);
- }
-
- rb_link_node(&handle->node, parent, p);
- rb_insert_color(&handle->node, &client->handles);
-
- return 0;
- }
-
- struct ion_handle *ion_alloc(struct ion_client *client, size_t len,
- size_t align, unsigned int heap_id_mask,
- unsigned int flags)
- {
- struct ion_handle *handle;
- struct ion_device *dev = client->dev;
- struct ion_buffer *buffer = NULL;
- struct ion_heap *heap;
- int ret;
-
- pr_debug("%s: len %zu align %zu heap_id_mask %u flags %x\n", __func__,
- len, align, heap_id_mask, flags);
- /*
- * traverse the list of heaps available in this system in priority
- * order. If the heap type is supported by the client, and matches the
- * request of the caller allocate from it. Repeat until allocate has
- * succeeded or all heaps have been tried
- */
- len = PAGE_ALIGN(len);
-
- if (!len)
- return ERR_PTR(-EINVAL);
-
- down_read(&dev->lock);
- plist_for_each_entry(heap, &dev->heaps, node) {
- /* if the caller didn't specify this heap id */
- if (!((1 << heap->id) & heap_id_mask))
- continue;
- buffer = ion_buffer_create(heap, dev, len, align, flags);
- if (!IS_ERR(buffer))
- break;
- }
- up_read(&dev->lock);
-
- if (buffer == NULL)
- return ERR_PTR(-ENODEV);
-
- if (IS_ERR(buffer))
- return ERR_CAST(buffer);
-
- handle = ion_handle_create(client, buffer);
-
- /*
- * ion_buffer_create will create a buffer with a ref_cnt of 1,
- * and ion_handle_create will take a second reference, drop one here
- */
- ion_buffer_put(buffer);
-
- if (IS_ERR(handle))
- return handle;
-
- mutex_lock(&client->lock);
- ret = ion_handle_add(client, handle);
- mutex_unlock(&client->lock);
- if (ret) {
- ion_handle_put(handle);
- handle = ERR_PTR(ret);
- }
-
- return handle;
- }
- EXPORT_SYMBOL(ion_alloc);
-
- void ion_free_nolock(struct ion_client *client,
- struct ion_handle *handle)
- {
- if (!ion_handle_validate(client, handle)) {
- WARN(1, "%s: invalid handle passed to free.\n", __func__);
- return;
- }
- ion_handle_put_nolock(handle);
- }
-
- void ion_free(struct ion_client *client, struct ion_handle *handle)
- {
- BUG_ON(client != handle->client);
-
- mutex_lock(&client->lock);
- ion_free_nolock(client, handle);
- mutex_unlock(&client->lock);
- }
- EXPORT_SYMBOL(ion_free);
-
static void *ion_buffer_kmap_get(struct ion_buffer *buffer)
{
void *vaddr;
return vaddr;
}
- static void *ion_handle_kmap_get(struct ion_handle *handle)
- {
- struct ion_buffer *buffer = handle->buffer;
- void *vaddr;
-
- if (handle->kmap_cnt) {
- handle->kmap_cnt++;
- return buffer->vaddr;
- }
- vaddr = ion_buffer_kmap_get(buffer);
- if (IS_ERR(vaddr))
- return vaddr;
- handle->kmap_cnt++;
- return vaddr;
- }
-
static void ion_buffer_kmap_put(struct ion_buffer *buffer)
{
buffer->kmap_cnt--;
}
}
- static void ion_handle_kmap_put(struct ion_handle *handle)
+ static struct sg_table *dup_sg_table(struct sg_table *table)
{
- struct ion_buffer *buffer = handle->buffer;
+ struct sg_table *new_table;
+ int ret, i;
+ struct scatterlist *sg, *new_sg;
- if (!handle->kmap_cnt) {
- WARN(1, "%s: Double unmap detected! bailing...\n", __func__);
- return;
- }
- handle->kmap_cnt--;
- if (!handle->kmap_cnt)
- ion_buffer_kmap_put(buffer);
- }
-
- void *ion_map_kernel(struct ion_client *client, struct ion_handle *handle)
- {
- struct ion_buffer *buffer;
- void *vaddr;
-
- mutex_lock(&client->lock);
- if (!ion_handle_validate(client, handle)) {
- pr_err("%s: invalid handle passed to map_kernel.\n",
- __func__);
- mutex_unlock(&client->lock);
- return ERR_PTR(-EINVAL);
- }
-
- buffer = handle->buffer;
-
- if (!handle->buffer->heap->ops->map_kernel) {
- pr_err("%s: map_kernel is not implemented by this heap.\n",
- __func__);
- mutex_unlock(&client->lock);
- return ERR_PTR(-ENODEV);
- }
-
- mutex_lock(&buffer->lock);
- vaddr = ion_handle_kmap_get(handle);
- mutex_unlock(&buffer->lock);
- mutex_unlock(&client->lock);
- return vaddr;
- }
- EXPORT_SYMBOL(ion_map_kernel);
-
- void ion_unmap_kernel(struct ion_client *client, struct ion_handle *handle)
- {
- struct ion_buffer *buffer;
-
- mutex_lock(&client->lock);
- buffer = handle->buffer;
- mutex_lock(&buffer->lock);
- ion_handle_kmap_put(handle);
- mutex_unlock(&buffer->lock);
- mutex_unlock(&client->lock);
- }
- EXPORT_SYMBOL(ion_unmap_kernel);
-
- static struct mutex debugfs_mutex;
- static struct rb_root *ion_root_client;
- static int is_client_alive(struct ion_client *client)
- {
- struct rb_node *node;
- struct ion_client *tmp;
- struct ion_device *dev;
-
- node = ion_root_client->rb_node;
- dev = container_of(ion_root_client, struct ion_device, clients);
-
- down_read(&dev->lock);
- while (node) {
- tmp = rb_entry(node, struct ion_client, node);
- if (client < tmp) {
- node = node->rb_left;
- } else if (client > tmp) {
- node = node->rb_right;
- } else {
- up_read(&dev->lock);
- return 1;
- }
- }
-
- up_read(&dev->lock);
- return 0;
- }
+ new_table = kzalloc(sizeof(*new_table), GFP_KERNEL);
+ if (!new_table)
+ return ERR_PTR(-ENOMEM);
- static int ion_debug_client_show(struct seq_file *s, void *unused)
- {
- struct ion_client *client = s->private;
- struct rb_node *n;
- size_t sizes[ION_NUM_HEAP_IDS] = {0};
- const char *names[ION_NUM_HEAP_IDS] = {NULL};
- int i;
-
- mutex_lock(&debugfs_mutex);
- if (!is_client_alive(client)) {
- seq_printf(s, "ion_client 0x%p dead, can't dump its buffers\n",
- client);
- mutex_unlock(&debugfs_mutex);
- return 0;
+ ret = sg_alloc_table(new_table, table->nents, GFP_KERNEL);
+ if (ret) {
+ kfree(new_table);
+ return ERR_PTR(-ENOMEM);
}
- mutex_lock(&client->lock);
- for (n = rb_first(&client->handles); n; n = rb_next(n)) {
- struct ion_handle *handle = rb_entry(n, struct ion_handle,
- node);
- unsigned int id = handle->buffer->heap->id;
-
- if (!names[id])
- names[id] = handle->buffer->heap->name;
- sizes[id] += handle->buffer->size;
+ new_sg = new_table->sgl;
+ for_each_sg(table->sgl, sg, table->nents, i) {
+ memcpy(new_sg, sg, sizeof(*sg));
+ sg->dma_address = 0;
+ new_sg = sg_next(new_sg);
}
- mutex_unlock(&client->lock);
- mutex_unlock(&debugfs_mutex);
- seq_printf(s, "%16.16s: %16.16s\n", "heap_name", "size_in_bytes");
- for (i = 0; i < ION_NUM_HEAP_IDS; i++) {
- if (!names[i])
- continue;
- seq_printf(s, "%16.16s: %16zu\n", names[i], sizes[i]);
- }
- return 0;
+ return new_table;
}
- static int ion_debug_client_open(struct inode *inode, struct file *file)
+ static void free_duped_table(struct sg_table *table)
{
- return single_open(file, ion_debug_client_show, inode->i_private);
+ sg_free_table(table);
+ kfree(table);
}
- static const struct file_operations debug_client_fops = {
- .open = ion_debug_client_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
+ struct ion_dma_buf_attachment {
+ struct device *dev;
+ struct sg_table *table;
+ struct list_head list;
};
- static int ion_get_client_serial(const struct rb_root *root,
- const unsigned char *name)
- {
- int serial = -1;
- struct rb_node *node;
-
- for (node = rb_first(root); node; node = rb_next(node)) {
- struct ion_client *client = rb_entry(node, struct ion_client,
- node);
-
- if (strcmp(client->name, name))
- continue;
- serial = max(serial, client->display_serial);
- }
- return serial + 1;
- }
-
- struct ion_client *ion_client_create(struct ion_device *dev,
- const char *name)
+ static int ion_dma_buf_attach(struct dma_buf *dmabuf, struct device *dev,
+ struct dma_buf_attachment *attachment)
{
- struct ion_client *client;
- struct task_struct *task;
- struct rb_node **p;
- struct rb_node *parent = NULL;
- struct ion_client *entry;
- pid_t pid;
-
- if (!name) {
- pr_err("%s: Name cannot be null\n", __func__);
- return ERR_PTR(-EINVAL);
- }
+ struct ion_dma_buf_attachment *a;
+ struct sg_table *table;
+ struct ion_buffer *buffer = dmabuf->priv;
- get_task_struct(current->group_leader);
- task_lock(current->group_leader);
- pid = task_pid_nr(current->group_leader);
- /*
- * don't bother to store task struct for kernel threads,
- * they can't be killed anyway
- */
- if (current->group_leader->flags & PF_KTHREAD) {
- put_task_struct(current->group_leader);
- task = NULL;
- } else {
- task = current->group_leader;
- }
- task_unlock(current->group_leader);
-
- client = kzalloc(sizeof(*client), GFP_KERNEL);
- if (!client)
- goto err_put_task_struct;
-
- client->dev = dev;
- client->handles = RB_ROOT;
- idr_init(&client->idr);
- mutex_init(&client->lock);
- client->task = task;
- client->pid = pid;
- client->name = kstrdup(name, GFP_KERNEL);
- if (!client->name)
- goto err_free_client;
+ a = kzalloc(sizeof(*a), GFP_KERNEL);
+ if (!a)
+ return -ENOMEM;
- down_write(&dev->lock);
- client->display_serial = ion_get_client_serial(&dev->clients, name);
- client->display_name = kasprintf(
- GFP_KERNEL, "%s-%d", name, client->display_serial);
- if (!client->display_name) {
- up_write(&dev->lock);
- goto err_free_client_name;
+ table = dup_sg_table(buffer->sg_table);
+ if (IS_ERR(table)) {
+ kfree(a);
+ return -ENOMEM;
}
- p = &dev->clients.rb_node;
- while (*p) {
- parent = *p;
- entry = rb_entry(parent, struct ion_client, node);
- if (client < entry)
- p = &(*p)->rb_left;
- else if (client > entry)
- p = &(*p)->rb_right;
- }
- rb_link_node(&client->node, parent, p);
- rb_insert_color(&client->node, &dev->clients);
-
- client->debug_root = debugfs_create_file(client->display_name, 0664,
- dev->clients_debug_root,
- client, &debug_client_fops);
- if (!client->debug_root) {
- char buf[256], *path;
-
- path = dentry_path(dev->clients_debug_root, buf, 256);
- pr_err("Failed to create client debugfs at %s/%s\n",
- path, client->display_name);
- }
+ a->table = table;
+ a->dev = dev;
+ INIT_LIST_HEAD(&a->list);
- up_write(&dev->lock);
+ attachment->priv = a;
- return client;
+ mutex_lock(&buffer->lock);
+ list_add(&a->list, &buffer->attachments);
+ mutex_unlock(&buffer->lock);
- err_free_client_name:
- kfree(client->name);
- err_free_client:
- kfree(client);
- err_put_task_struct:
- if (task)
- put_task_struct(current->group_leader);
- return ERR_PTR(-ENOMEM);
+ return 0;
}
- EXPORT_SYMBOL(ion_client_create);
- void ion_client_destroy(struct ion_client *client)
+ static void ion_dma_buf_detatch(struct dma_buf *dmabuf,
+ struct dma_buf_attachment *attachment)
{
- struct ion_device *dev = client->dev;
- struct rb_node *n;
-
- pr_debug("%s: %d\n", __func__, __LINE__);
- mutex_lock(&debugfs_mutex);
- while ((n = rb_first(&client->handles))) {
- struct ion_handle *handle = rb_entry(n, struct ion_handle,
- node);
- ion_handle_destroy(&handle->ref);
- }
-
- idr_destroy(&client->idr);
+ struct ion_dma_buf_attachment *a = attachment->priv;
+ struct ion_buffer *buffer = dmabuf->priv;
- down_write(&dev->lock);
- if (client->task)
- put_task_struct(client->task);
- rb_erase(&client->node, &dev->clients);
- debugfs_remove_recursive(client->debug_root);
- up_write(&dev->lock);
+ free_duped_table(a->table);
+ mutex_lock(&buffer->lock);
+ list_del(&a->list);
+ mutex_unlock(&buffer->lock);
- kfree(client->display_name);
- kfree(client->name);
- kfree(client);
- mutex_unlock(&debugfs_mutex);
+ kfree(a);
}
- EXPORT_SYMBOL(ion_client_destroy);
- static void ion_buffer_sync_for_device(struct ion_buffer *buffer,
- struct device *dev,
- enum dma_data_direction direction);
static struct sg_table *ion_map_dma_buf(struct dma_buf_attachment *attachment,
enum dma_data_direction direction)
{
- struct dma_buf *dmabuf = attachment->dmabuf;
- struct ion_buffer *buffer = dmabuf->priv;
-
- ion_buffer_sync_for_device(buffer, attachment->dev, direction);
- return buffer->sg_table;
- }
-
- static void ion_unmap_dma_buf(struct dma_buf_attachment *attachment,
- struct sg_table *table,
- enum dma_data_direction direction)
- {
- }
-
- void ion_pages_sync_for_device(struct device *dev, struct page *page,
- size_t size, enum dma_data_direction dir)
- {
- struct scatterlist sg;
-
- sg_init_table(&sg, 1);
- sg_set_page(&sg, page, size, 0);
- /*
- * This is not correct - sg_dma_address needs a dma_addr_t that is valid
- * for the targeted device, but this works on the currently targeted
- * hardware.
- */
- sg_dma_address(&sg) = page_to_phys(page);
- dma_sync_sg_for_device(dev, &sg, 1, dir);
- }
-
- struct ion_vma_list {
- struct list_head list;
- struct vm_area_struct *vma;
- };
-
- static void ion_buffer_sync_for_device(struct ion_buffer *buffer,
- struct device *dev,
- enum dma_data_direction dir)
- {
- struct ion_vma_list *vma_list;
- int pages = PAGE_ALIGN(buffer->size) / PAGE_SIZE;
- int i;
-
- pr_debug("%s: syncing for device %s\n", __func__,
- dev ? dev_name(dev) : "null");
-
- if (!ion_buffer_fault_user_mappings(buffer))
- return;
-
- mutex_lock(&buffer->lock);
- for (i = 0; i < pages; i++) {
- struct page *page = buffer->pages[i];
-
- if (ion_buffer_page_is_dirty(page))
- ion_pages_sync_for_device(dev, ion_buffer_page(page),
- PAGE_SIZE, dir);
-
- ion_buffer_page_clean(buffer->pages + i);
- }
- list_for_each_entry(vma_list, &buffer->vmas, list) {
- struct vm_area_struct *vma = vma_list->vma;
-
- zap_page_range(vma, vma->vm_start, vma->vm_end - vma->vm_start);
- }
- mutex_unlock(&buffer->lock);
- }
-
- static int ion_vm_fault(struct vm_fault *vmf)
- {
- struct ion_buffer *buffer = vmf->vma->vm_private_data;
- unsigned long pfn;
+ struct ion_dma_buf_attachment *a = attachment->priv;
+ struct sg_table *table;
int ret;
- mutex_lock(&buffer->lock);
- ion_buffer_page_dirty(buffer->pages + vmf->pgoff);
- BUG_ON(!buffer->pages || !buffer->pages[vmf->pgoff]);
-
- pfn = page_to_pfn(ion_buffer_page(buffer->pages[vmf->pgoff]));
- ret = vm_insert_pfn(vmf->vma, vmf->address, pfn);
- mutex_unlock(&buffer->lock);
- if (ret)
- return VM_FAULT_ERROR;
+ table = a->table;
- return VM_FAULT_NOPAGE;
- }
-
- static void ion_vm_open(struct vm_area_struct *vma)
- {
- struct ion_buffer *buffer = vma->vm_private_data;
- struct ion_vma_list *vma_list;
+ if (!dma_map_sg(attachment->dev, table->sgl, table->nents,
+ direction)){
+ ret = -ENOMEM;
+ goto err;
+ }
+ return table;
- vma_list = kmalloc(sizeof(*vma_list), GFP_KERNEL);
- if (!vma_list)
- return;
- vma_list->vma = vma;
- mutex_lock(&buffer->lock);
- list_add(&vma_list->list, &buffer->vmas);
- mutex_unlock(&buffer->lock);
- pr_debug("%s: adding %p\n", __func__, vma);
+ err:
+ free_duped_table(table);
+ return ERR_PTR(ret);
}
- static void ion_vm_close(struct vm_area_struct *vma)
+ static void ion_unmap_dma_buf(struct dma_buf_attachment *attachment,
+ struct sg_table *table,
+ enum dma_data_direction direction)
{
- struct ion_buffer *buffer = vma->vm_private_data;
- struct ion_vma_list *vma_list, *tmp;
-
- pr_debug("%s\n", __func__);
- mutex_lock(&buffer->lock);
- list_for_each_entry_safe(vma_list, tmp, &buffer->vmas, list) {
- if (vma_list->vma != vma)
- continue;
- list_del(&vma_list->list);
- kfree(vma_list);
- pr_debug("%s: deleting %p\n", __func__, vma);
- break;
- }
- mutex_unlock(&buffer->lock);
+ dma_unmap_sg(attachment->dev, table->sgl, table->nents, direction);
}
- static const struct vm_operations_struct ion_vma_ops = {
- .open = ion_vm_open,
- .close = ion_vm_close,
- .fault = ion_vm_fault,
- };
-
static int ion_mmap(struct dma_buf *dmabuf, struct vm_area_struct *vma)
{
struct ion_buffer *buffer = dmabuf->priv;
return -EINVAL;
}
- if (ion_buffer_fault_user_mappings(buffer)) {
- vma->vm_flags |= VM_IO | VM_PFNMAP | VM_DONTEXPAND |
- VM_DONTDUMP;
- vma->vm_private_data = buffer;
- vma->vm_ops = &ion_vma_ops;
- ion_vm_open(vma);
- return 0;
- }
-
if (!(buffer->flags & ION_FLAG_CACHED))
vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
{
struct ion_buffer *buffer = dmabuf->priv;
- ion_buffer_put(buffer);
+ _ion_buffer_destroy(buffer);
}
static void *ion_dma_buf_kmap(struct dma_buf *dmabuf, unsigned long offset)
{
struct ion_buffer *buffer = dmabuf->priv;
void *vaddr;
+ struct ion_dma_buf_attachment *a;
- if (!buffer->heap->ops->map_kernel) {
- pr_err("%s: map kernel is not implemented by this heap.\n",
- __func__);
- return -ENODEV;
+ /*
+ * TODO: Move this elsewhere because we don't always need a vaddr
+ */
+ if (buffer->heap->ops->map_kernel) {
+ mutex_lock(&buffer->lock);
+ vaddr = ion_buffer_kmap_get(buffer);
+ mutex_unlock(&buffer->lock);
}
+
mutex_lock(&buffer->lock);
- vaddr = ion_buffer_kmap_get(buffer);
+ list_for_each_entry(a, &buffer->attachments, list) {
+ dma_sync_sg_for_cpu(a->dev, a->table->sgl, a->table->nents,
+ DMA_BIDIRECTIONAL);
+ }
mutex_unlock(&buffer->lock);
- return PTR_ERR_OR_ZERO(vaddr);
+
+ return 0;
}
static int ion_dma_buf_end_cpu_access(struct dma_buf *dmabuf,
enum dma_data_direction direction)
{
struct ion_buffer *buffer = dmabuf->priv;
+ struct ion_dma_buf_attachment *a;
+
+ if (buffer->heap->ops->map_kernel) {
+ mutex_lock(&buffer->lock);
+ ion_buffer_kmap_put(buffer);
+ mutex_unlock(&buffer->lock);
+ }
mutex_lock(&buffer->lock);
- ion_buffer_kmap_put(buffer);
+ list_for_each_entry(a, &buffer->attachments, list) {
+ dma_sync_sg_for_device(a->dev, a->table->sgl, a->table->nents,
+ DMA_BIDIRECTIONAL);
+ }
mutex_unlock(&buffer->lock);
return 0;
.unmap_dma_buf = ion_unmap_dma_buf,
.mmap = ion_mmap,
.release = ion_dma_buf_release,
+ .attach = ion_dma_buf_attach,
+ .detach = ion_dma_buf_detatch,
.begin_cpu_access = ion_dma_buf_begin_cpu_access,
.end_cpu_access = ion_dma_buf_end_cpu_access,
- .kmap_atomic = ion_dma_buf_kmap,
- .kunmap_atomic = ion_dma_buf_kunmap,
- .kmap = ion_dma_buf_kmap,
- .kunmap = ion_dma_buf_kunmap,
+ .map_atomic = ion_dma_buf_kmap,
+ .unmap_atomic = ion_dma_buf_kunmap,
+ .map = ion_dma_buf_kmap,
+ .unmap = ion_dma_buf_kunmap,
};
- struct dma_buf *ion_share_dma_buf(struct ion_client *client,
- struct ion_handle *handle)
+ int ion_alloc(size_t len, unsigned int heap_id_mask, unsigned int flags)
{
+ struct ion_device *dev = internal_dev;
+ struct ion_buffer *buffer = NULL;
+ struct ion_heap *heap;
DEFINE_DMA_BUF_EXPORT_INFO(exp_info);
- struct ion_buffer *buffer;
+ int fd;
struct dma_buf *dmabuf;
- bool valid_handle;
- mutex_lock(&client->lock);
- valid_handle = ion_handle_validate(client, handle);
- if (!valid_handle) {
- WARN(1, "%s: invalid handle passed to share.\n", __func__);
- mutex_unlock(&client->lock);
- return ERR_PTR(-EINVAL);
+ pr_debug("%s: len %zu heap_id_mask %u flags %x\n", __func__,
+ len, heap_id_mask, flags);
+ /*
+ * traverse the list of heaps available in this system in priority
+ * order. If the heap type is supported by the client, and matches the
+ * request of the caller allocate from it. Repeat until allocate has
+ * succeeded or all heaps have been tried
+ */
+ len = PAGE_ALIGN(len);
+
+ if (!len)
+ return -EINVAL;
+
+ down_read(&dev->lock);
+ plist_for_each_entry(heap, &dev->heaps, node) {
+ /* if the caller didn't specify this heap id */
+ if (!((1 << heap->id) & heap_id_mask))
+ continue;
+ buffer = ion_buffer_create(heap, dev, len, flags);
+ if (!IS_ERR(buffer))
+ break;
}
- buffer = handle->buffer;
- ion_buffer_get(buffer);
- mutex_unlock(&client->lock);
+ up_read(&dev->lock);
+
+ if (buffer == NULL)
+ return -ENODEV;
+
+ if (IS_ERR(buffer))
+ return PTR_ERR(buffer);
exp_info.ops = &dma_buf_ops;
exp_info.size = buffer->size;
dmabuf = dma_buf_export(&exp_info);
if (IS_ERR(dmabuf)) {
- ion_buffer_put(buffer);
- return dmabuf;
- }
-
- return dmabuf;
- }
- EXPORT_SYMBOL(ion_share_dma_buf);
-
- int ion_share_dma_buf_fd(struct ion_client *client, struct ion_handle *handle)
- {
- struct dma_buf *dmabuf;
- int fd;
-
- dmabuf = ion_share_dma_buf(client, handle);
- if (IS_ERR(dmabuf))
+ _ion_buffer_destroy(buffer);
return PTR_ERR(dmabuf);
+ }
fd = dma_buf_fd(dmabuf, O_CLOEXEC);
if (fd < 0)
return fd;
}
- EXPORT_SYMBOL(ion_share_dma_buf_fd);
-
- struct ion_handle *ion_import_dma_buf(struct ion_client *client,
- struct dma_buf *dmabuf)
- {
- struct ion_buffer *buffer;
- struct ion_handle *handle;
- int ret;
-
- /* if this memory came from ion */
-
- if (dmabuf->ops != &dma_buf_ops) {
- pr_err("%s: can not import dmabuf from another exporter\n",
- __func__);
- return ERR_PTR(-EINVAL);
- }
- buffer = dmabuf->priv;
-
- mutex_lock(&client->lock);
- /* if a handle exists for this buffer just take a reference to it */
- handle = ion_handle_lookup(client, buffer);
- if (!IS_ERR(handle)) {
- ion_handle_get(handle);
- mutex_unlock(&client->lock);
- goto end;
- }
-
- handle = ion_handle_create(client, buffer);
- if (IS_ERR(handle)) {
- mutex_unlock(&client->lock);
- goto end;
- }
-
- ret = ion_handle_add(client, handle);
- mutex_unlock(&client->lock);
- if (ret) {
- ion_handle_put(handle);
- handle = ERR_PTR(ret);
- }
-
- end:
- return handle;
- }
- EXPORT_SYMBOL(ion_import_dma_buf);
-
- struct ion_handle *ion_import_dma_buf_fd(struct ion_client *client, int fd)
- {
- struct dma_buf *dmabuf;
- struct ion_handle *handle;
-
- dmabuf = dma_buf_get(fd);
- if (IS_ERR(dmabuf))
- return ERR_CAST(dmabuf);
-
- handle = ion_import_dma_buf(client, dmabuf);
- dma_buf_put(dmabuf);
- return handle;
- }
- EXPORT_SYMBOL(ion_import_dma_buf_fd);
-
- int ion_sync_for_device(struct ion_client *client, int fd)
- {
- struct dma_buf *dmabuf;
- struct ion_buffer *buffer;
-
- dmabuf = dma_buf_get(fd);
- if (IS_ERR(dmabuf))
- return PTR_ERR(dmabuf);
-
- /* if this memory came from ion */
- if (dmabuf->ops != &dma_buf_ops) {
- pr_err("%s: can not sync dmabuf from another exporter\n",
- __func__);
- dma_buf_put(dmabuf);
- return -EINVAL;
- }
- buffer = dmabuf->priv;
-
- dma_sync_sg_for_device(NULL, buffer->sg_table->sgl,
- buffer->sg_table->nents, DMA_BIDIRECTIONAL);
- dma_buf_put(dmabuf);
- return 0;
- }
- int ion_query_heaps(struct ion_client *client, struct ion_heap_query *query)
+ int ion_query_heaps(struct ion_heap_query *query)
{
- struct ion_device *dev = client->dev;
+ struct ion_device *dev = internal_dev;
struct ion_heap_data __user *buffer = u64_to_user_ptr(query->heaps);
int ret = -EINVAL, cnt = 0, max_cnt;
struct ion_heap *heap;
}
query->cnt = cnt;
+ ret = 0;
out:
up_read(&dev->lock);
return ret;
}
- static int ion_release(struct inode *inode, struct file *file)
- {
- struct ion_client *client = file->private_data;
-
- pr_debug("%s: %d\n", __func__, __LINE__);
- ion_client_destroy(client);
- return 0;
- }
-
- static int ion_open(struct inode *inode, struct file *file)
- {
- struct miscdevice *miscdev = file->private_data;
- struct ion_device *dev = container_of(miscdev, struct ion_device, dev);
- struct ion_client *client;
- char debug_name[64];
-
- pr_debug("%s: %d\n", __func__, __LINE__);
- snprintf(debug_name, 64, "%u", task_pid_nr(current->group_leader));
- client = ion_client_create(dev, debug_name);
- if (IS_ERR(client))
- return PTR_ERR(client);
- file->private_data = client;
-
- return 0;
- }
-
static const struct file_operations ion_fops = {
.owner = THIS_MODULE,
- .open = ion_open,
- .release = ion_release,
.unlocked_ioctl = ion_ioctl,
- .compat_ioctl = compat_ion_ioctl,
- };
-
- static size_t ion_debug_heap_total(struct ion_client *client,
- unsigned int id)
- {
- size_t size = 0;
- struct rb_node *n;
-
- mutex_lock(&client->lock);
- for (n = rb_first(&client->handles); n; n = rb_next(n)) {
- struct ion_handle *handle = rb_entry(n,
- struct ion_handle,
- node);
- if (handle->buffer->heap->id == id)
- size += handle->buffer->size;
- }
- mutex_unlock(&client->lock);
- return size;
- }
-
- static int ion_debug_heap_show(struct seq_file *s, void *unused)
- {
- struct ion_heap *heap = s->private;
- struct ion_device *dev = heap->dev;
- struct rb_node *n;
- size_t total_size = 0;
- size_t total_orphaned_size = 0;
-
- seq_printf(s, "%16s %16s %16s\n", "client", "pid", "size");
- seq_puts(s, "----------------------------------------------------\n");
-
- mutex_lock(&debugfs_mutex);
- for (n = rb_first(&dev->clients); n; n = rb_next(n)) {
- struct ion_client *client = rb_entry(n, struct ion_client,
- node);
- size_t size = ion_debug_heap_total(client, heap->id);
-
- if (!size)
- continue;
- if (client->task) {
- char task_comm[TASK_COMM_LEN];
-
- get_task_comm(task_comm, client->task);
- seq_printf(s, "%16s %16u %16zu\n", task_comm,
- client->pid, size);
- } else {
- seq_printf(s, "%16s %16u %16zu\n", client->name,
- client->pid, size);
- }
- }
- mutex_unlock(&debugfs_mutex);
-
- seq_puts(s, "----------------------------------------------------\n");
- seq_puts(s, "orphaned allocations (info is from last known client):\n");
- mutex_lock(&dev->buffer_lock);
- for (n = rb_first(&dev->buffers); n; n = rb_next(n)) {
- struct ion_buffer *buffer = rb_entry(n, struct ion_buffer,
- node);
- if (buffer->heap->id != heap->id)
- continue;
- total_size += buffer->size;
- if (!buffer->handle_count) {
- seq_printf(s, "%16s %16u %16zu %d %d\n",
- buffer->task_comm, buffer->pid,
- buffer->size, buffer->kmap_cnt,
- kref_read(&buffer->ref));
- total_orphaned_size += buffer->size;
- }
- }
- mutex_unlock(&dev->buffer_lock);
- seq_puts(s, "----------------------------------------------------\n");
- seq_printf(s, "%16s %16zu\n", "total orphaned",
- total_orphaned_size);
- seq_printf(s, "%16s %16zu\n", "total ", total_size);
- if (heap->flags & ION_HEAP_FLAG_DEFER_FREE)
- seq_printf(s, "%16s %16zu\n", "deferred free",
- heap->free_list_size);
- seq_puts(s, "----------------------------------------------------\n");
-
- if (heap->debug_show)
- heap->debug_show(heap, s, unused);
-
- return 0;
- }
-
- static int ion_debug_heap_open(struct inode *inode, struct file *file)
- {
- return single_open(file, ion_debug_heap_show, inode->i_private);
- }
-
- static const struct file_operations debug_heap_fops = {
- .open = ion_debug_heap_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = single_release,
+ #ifdef CONFIG_COMPAT
+ .compat_ioctl = ion_ioctl,
+ #endif
};
static int debug_shrink_set(void *data, u64 val)
DEFINE_SIMPLE_ATTRIBUTE(debug_shrink_fops, debug_shrink_get,
debug_shrink_set, "%llu\n");
- void ion_device_add_heap(struct ion_device *dev, struct ion_heap *heap)
+ void ion_device_add_heap(struct ion_heap *heap)
{
struct dentry *debug_file;
+ struct ion_device *dev = internal_dev;
if (!heap->ops->allocate || !heap->ops->free)
pr_err("%s: can not add heap with invalid ops struct.\n",
heap->dev = dev;
down_write(&dev->lock);
+ heap->id = heap_id++;
/*
* use negative heap->id to reverse the priority -- when traversing
* the list later attempt higher id numbers first
*/
plist_node_init(&heap->node, -heap->id);
plist_add(&heap->node, &dev->heaps);
- debug_file = debugfs_create_file(heap->name, 0664,
- dev->heaps_debug_root, heap,
- &debug_heap_fops);
-
- if (!debug_file) {
- char buf[256], *path;
-
- path = dentry_path(dev->heaps_debug_root, buf, 256);
- pr_err("Failed to create heap debugfs at %s/%s\n",
- path, heap->name);
- }
if (heap->shrinker.count_objects && heap->shrinker.scan_objects) {
char debug_name[64];
snprintf(debug_name, 64, "%s_shrink", heap->name);
debug_file = debugfs_create_file(
- debug_name, 0644, dev->heaps_debug_root, heap,
+ debug_name, 0644, dev->debug_root, heap,
&debug_shrink_fops);
if (!debug_file) {
char buf[256], *path;
- path = dentry_path(dev->heaps_debug_root, buf, 256);
+ path = dentry_path(dev->debug_root, buf, 256);
pr_err("Failed to create heap shrinker debugfs at %s/%s\n",
path, debug_name);
}
}
EXPORT_SYMBOL(ion_device_add_heap);
- struct ion_device *ion_device_create(long (*custom_ioctl)
- (struct ion_client *client,
- unsigned int cmd,
- unsigned long arg))
+ int ion_device_create(void)
{
struct ion_device *idev;
int ret;
idev = kzalloc(sizeof(*idev), GFP_KERNEL);
if (!idev)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
idev->dev.minor = MISC_DYNAMIC_MINOR;
idev->dev.name = "ion";
if (ret) {
pr_err("ion: failed to register misc device.\n");
kfree(idev);
- return ERR_PTR(ret);
+ return ret;
}
idev->debug_root = debugfs_create_dir("ion", NULL);
pr_err("ion: failed to create debugfs root directory.\n");
goto debugfs_done;
}
- idev->heaps_debug_root = debugfs_create_dir("heaps", idev->debug_root);
- if (!idev->heaps_debug_root) {
- pr_err("ion: failed to create debugfs heaps directory.\n");
- goto debugfs_done;
- }
- idev->clients_debug_root = debugfs_create_dir("clients",
- idev->debug_root);
- if (!idev->clients_debug_root)
- pr_err("ion: failed to create debugfs clients directory.\n");
debugfs_done:
-
- idev->custom_ioctl = custom_ioctl;
idev->buffers = RB_ROOT;
mutex_init(&idev->buffer_lock);
init_rwsem(&idev->lock);
plist_head_init(&idev->heaps);
- idev->clients = RB_ROOT;
- ion_root_client = &idev->clients;
- mutex_init(&debugfs_mutex);
- return idev;
- }
- EXPORT_SYMBOL(ion_device_create);
-
- void ion_device_destroy(struct ion_device *dev)
- {
- misc_deregister(&dev->dev);
- debugfs_remove_recursive(dev->debug_root);
- /* XXX need to free the heaps and clients ? */
- kfree(dev);
+ internal_dev = idev;
+ return 0;
}
- EXPORT_SYMBOL(ion_device_destroy);
+ subsys_initcall(ion_device_create);
--- /dev/null
- cfg80211_roamed(padapter->pnetdev
- , notify_channel
- , cur_network->network.MacAddress
- , pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2
- , pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2
- , pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6
- , pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6
- , GFP_ATOMIC);
+ /******************************************************************************
+ *
+ * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ ******************************************************************************/
+ #define _IOCTL_CFG80211_C_
+
+ #include <drv_types.h>
+ #include <rtw_debug.h>
+ #include <linux/jiffies.h>
+
+ #include <rtw_wifi_regd.h>
+
+ #define RTW_MAX_MGMT_TX_CNT (8)
+
+ #define RTW_SCAN_IE_LEN_MAX 2304
+ #define RTW_MAX_REMAIN_ON_CHANNEL_DURATION 5000 /* ms */
+ #define RTW_MAX_NUM_PMKIDS 4
+
+ #define RTW_CH_MAX_2G_CHANNEL 14 /* Max channel in 2G band */
+
+ static const u32 rtw_cipher_suites[] = {
+ WLAN_CIPHER_SUITE_WEP40,
+ WLAN_CIPHER_SUITE_WEP104,
+ WLAN_CIPHER_SUITE_TKIP,
+ WLAN_CIPHER_SUITE_CCMP,
+ WLAN_CIPHER_SUITE_AES_CMAC,
+ };
+
+ #define RATETAB_ENT(_rate, _rateid, _flags) \
+ { \
+ .bitrate = (_rate), \
+ .hw_value = (_rateid), \
+ .flags = (_flags), \
+ }
+
+ #define CHAN2G(_channel, _freq, _flags) { \
+ .band = NL80211_BAND_2GHZ, \
+ .center_freq = (_freq), \
+ .hw_value = (_channel), \
+ .flags = (_flags), \
+ .max_antenna_gain = 0, \
+ .max_power = 30, \
+ }
+
+ /* if wowlan is not supported, kernel generate a disconnect at each suspend
+ * cf: /net/wireless/sysfs.c, so register a stub wowlan.
+ * Moreover wowlan has to be enabled via a the nl80211_set_wowlan callback.
+ * (from user space, e.g. iw phy0 wowlan enable)
+ */
+ static const struct wiphy_wowlan_support wowlan_stub = {
+ .flags = WIPHY_WOWLAN_ANY,
+ .n_patterns = 0,
+ .pattern_max_len = 0,
+ .pattern_min_len = 0,
+ .max_pkt_offset = 0,
+ };
+
+ static struct ieee80211_rate rtw_rates[] = {
+ RATETAB_ENT(10, 0x1, 0),
+ RATETAB_ENT(20, 0x2, 0),
+ RATETAB_ENT(55, 0x4, 0),
+ RATETAB_ENT(110, 0x8, 0),
+ RATETAB_ENT(60, 0x10, 0),
+ RATETAB_ENT(90, 0x20, 0),
+ RATETAB_ENT(120, 0x40, 0),
+ RATETAB_ENT(180, 0x80, 0),
+ RATETAB_ENT(240, 0x100, 0),
+ RATETAB_ENT(360, 0x200, 0),
+ RATETAB_ENT(480, 0x400, 0),
+ RATETAB_ENT(540, 0x800, 0),
+ };
+
+ #define rtw_a_rates (rtw_rates + 4)
+ #define RTW_A_RATES_NUM 8
+ #define rtw_g_rates (rtw_rates + 0)
+ #define RTW_G_RATES_NUM 12
+
+ #define RTW_2G_CHANNELS_NUM 14
+ #define RTW_5G_CHANNELS_NUM 37
+
+ static struct ieee80211_channel rtw_2ghz_channels[] = {
+ CHAN2G(1, 2412, 0),
+ CHAN2G(2, 2417, 0),
+ CHAN2G(3, 2422, 0),
+ CHAN2G(4, 2427, 0),
+ CHAN2G(5, 2432, 0),
+ CHAN2G(6, 2437, 0),
+ CHAN2G(7, 2442, 0),
+ CHAN2G(8, 2447, 0),
+ CHAN2G(9, 2452, 0),
+ CHAN2G(10, 2457, 0),
+ CHAN2G(11, 2462, 0),
+ CHAN2G(12, 2467, 0),
+ CHAN2G(13, 2472, 0),
+ CHAN2G(14, 2484, 0),
+ };
+
+ static void rtw_2g_channels_init(struct ieee80211_channel *channels)
+ {
+ memcpy((void*)channels, (void*)rtw_2ghz_channels,
+ sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
+ );
+ }
+
+ static void rtw_2g_rates_init(struct ieee80211_rate *rates)
+ {
+ memcpy(rates, rtw_g_rates,
+ sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM
+ );
+ }
+
+ static struct ieee80211_supported_band *rtw_spt_band_alloc(
+ enum nl80211_band band
+ )
+ {
+ struct ieee80211_supported_band *spt_band = NULL;
+ int n_channels, n_bitrates;
+
+ if (band == NL80211_BAND_2GHZ)
+ {
+ n_channels = RTW_2G_CHANNELS_NUM;
+ n_bitrates = RTW_G_RATES_NUM;
+ }
+ else
+ {
+ goto exit;
+ }
+
+ spt_band = (struct ieee80211_supported_band *)rtw_zmalloc(
+ sizeof(struct ieee80211_supported_band)
+ + sizeof(struct ieee80211_channel)*n_channels
+ + sizeof(struct ieee80211_rate)*n_bitrates
+ );
+ if (!spt_band)
+ goto exit;
+
+ spt_band->channels = (struct ieee80211_channel*)(((u8 *)spt_band)+sizeof(struct ieee80211_supported_band));
+ spt_band->bitrates = (struct ieee80211_rate*)(((u8 *)spt_band->channels)+sizeof(struct ieee80211_channel)*n_channels);
+ spt_band->band = band;
+ spt_band->n_channels = n_channels;
+ spt_band->n_bitrates = n_bitrates;
+
+ if (band == NL80211_BAND_2GHZ)
+ {
+ rtw_2g_channels_init(spt_band->channels);
+ rtw_2g_rates_init(spt_band->bitrates);
+ }
+
+ /* spt_band.ht_cap */
+
+ exit:
+
+ return spt_band;
+ }
+
+ static void rtw_spt_band_free(struct ieee80211_supported_band *spt_band)
+ {
+ u32 size = 0;
+
+ if (!spt_band)
+ return;
+
+ if (spt_band->band == NL80211_BAND_2GHZ)
+ {
+ size = sizeof(struct ieee80211_supported_band)
+ + sizeof(struct ieee80211_channel)*RTW_2G_CHANNELS_NUM
+ + sizeof(struct ieee80211_rate)*RTW_G_RATES_NUM;
+ }
+ kfree((u8 *)spt_band);
+ }
+
+ static const struct ieee80211_txrx_stypes
+ rtw_cfg80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
+ [NL80211_IFTYPE_ADHOC] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ACTION >> 4)
+ },
+ [NL80211_IFTYPE_STATION] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
+ },
+ [NL80211_IFTYPE_AP] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+ BIT(IEEE80211_STYPE_DISASSOC >> 4) |
+ BIT(IEEE80211_STYPE_AUTH >> 4) |
+ BIT(IEEE80211_STYPE_DEAUTH >> 4) |
+ BIT(IEEE80211_STYPE_ACTION >> 4)
+ },
+ [NL80211_IFTYPE_AP_VLAN] = {
+ /* copy AP */
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+ BIT(IEEE80211_STYPE_DISASSOC >> 4) |
+ BIT(IEEE80211_STYPE_AUTH >> 4) |
+ BIT(IEEE80211_STYPE_DEAUTH >> 4) |
+ BIT(IEEE80211_STYPE_ACTION >> 4)
+ },
+ [NL80211_IFTYPE_P2P_CLIENT] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4)
+ },
+ [NL80211_IFTYPE_P2P_GO] = {
+ .tx = 0xffff,
+ .rx = BIT(IEEE80211_STYPE_ASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_REASSOC_REQ >> 4) |
+ BIT(IEEE80211_STYPE_PROBE_REQ >> 4) |
+ BIT(IEEE80211_STYPE_DISASSOC >> 4) |
+ BIT(IEEE80211_STYPE_AUTH >> 4) |
+ BIT(IEEE80211_STYPE_DEAUTH >> 4) |
+ BIT(IEEE80211_STYPE_ACTION >> 4)
+ },
+ };
+
+ static int rtw_ieee80211_channel_to_frequency(int chan, int band)
+ {
+ /* see 802.11 17.3.8.3.2 and Annex J
+ * there are overlapping channel numbers in 5GHz and 2GHz bands */
+ if (band == NL80211_BAND_2GHZ) {
+ if (chan == 14)
+ return 2484;
+ else if (chan < 14)
+ return 2407 + chan * 5;
+ }
+
+ return 0; /* not supported */
+ }
+
+ static u64 rtw_get_systime_us(void)
+ {
+ struct timespec ts;
+ get_monotonic_boottime(&ts);
+ return ((u64)ts.tv_sec*1000000) + ts.tv_nsec / 1000;
+ }
+
+ #define MAX_BSSINFO_LEN 1000
+ struct cfg80211_bss *rtw_cfg80211_inform_bss(struct adapter *padapter, struct wlan_network *pnetwork)
+ {
+ struct ieee80211_channel *notify_channel;
+ struct cfg80211_bss *bss = NULL;
+ /* struct ieee80211_supported_band *band; */
+ u16 channel;
+ u32 freq;
+ u64 notify_timestamp;
+ u16 notify_capability;
+ u16 notify_interval;
+ u8 *notify_ie;
+ size_t notify_ielen;
+ s32 notify_signal;
+ u8 *buf = NULL, *pbuf;
+ size_t len, bssinf_len = 0;
+ struct ieee80211_hdr *pwlanhdr;
+ __le16 *fctrl;
+ u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
+
+ struct wireless_dev *wdev = padapter->rtw_wdev;
+ struct wiphy *wiphy = wdev->wiphy;
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+
+ /* DBG_8192C("%s\n", __func__); */
+
+ bssinf_len = pnetwork->network.IELength+sizeof (struct ieee80211_hdr_3addr);
+ if (bssinf_len > MAX_BSSINFO_LEN) {
+ DBG_871X("%s IE Length too long > %d byte\n", __func__, MAX_BSSINFO_LEN);
+ goto exit;
+ }
+
+ {
+ u16 wapi_len = 0;
+
+ if (rtw_get_wapi_ie(pnetwork->network.IEs, pnetwork->network.IELength, NULL, &wapi_len)>0)
+ {
+ if (wapi_len > 0)
+ {
+ DBG_871X("%s, no support wapi!\n", __func__);
+ goto exit;
+ }
+ }
+ }
+
+ /* To reduce PBC Overlap rate */
+ /* spin_lock_bh(&pwdev_priv->scan_req_lock); */
+ if (adapter_wdev_data(padapter)->scan_request != NULL)
+ {
+ u8 *psr = NULL, sr = 0;
+ struct ndis_802_11_ssid *pssid = &pnetwork->network.Ssid;
+ struct cfg80211_scan_request *request = adapter_wdev_data(padapter)->scan_request;
+ struct cfg80211_ssid *ssids = request->ssids;
+ u32 wpsielen = 0;
+ u8 *wpsie = NULL;
+
+ wpsie = rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wpsielen);
+
+ if (wpsie && wpsielen>0)
+ psr = rtw_get_wps_attr_content(wpsie, wpsielen, WPS_ATTR_SELECTED_REGISTRAR, (u8 *)(&sr), NULL);
+
+ if (sr != 0)
+ {
+ if (request->n_ssids == 1 && request->n_channels == 1) /* it means under processing WPS */
+ {
+ DBG_8192C("ssid =%s, len =%d\n", pssid->Ssid, pssid->SsidLength);
+
+ if (ssids[0].ssid_len == 0) {
+ }
+ else if (pssid->SsidLength == ssids[0].ssid_len &&
+ !memcmp(pssid->Ssid, ssids[0].ssid, ssids[0].ssid_len))
+ {
+ DBG_871X("%s, got sr and ssid match!\n", __func__);
+ }
+ else
+ {
+ if (psr != NULL)
+ *psr = 0; /* clear sr */
+ }
+ }
+ }
+ }
+ /* spin_unlock_bh(&pwdev_priv->scan_req_lock); */
+
+
+ channel = pnetwork->network.Configuration.DSConfig;
+ freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
+
+ notify_channel = ieee80211_get_channel(wiphy, freq);
+
+ notify_timestamp = rtw_get_systime_us();
+
+ notify_interval = le16_to_cpu(*(__le16 *)rtw_get_beacon_interval_from_ie(pnetwork->network.IEs));
+ notify_capability = le16_to_cpu(*(__le16 *)rtw_get_capability_from_ie(pnetwork->network.IEs));
+
+ notify_ie = pnetwork->network.IEs+_FIXED_IE_LENGTH_;
+ notify_ielen = pnetwork->network.IELength-_FIXED_IE_LENGTH_;
+
+ /* We've set wiphy's signal_type as CFG80211_SIGNAL_TYPE_MBM: signal strength in mBm (100*dBm) */
+ if (check_fwstate(pmlmepriv, _FW_LINKED) == true &&
+ is_same_network(&pmlmepriv->cur_network.network, &pnetwork->network, 0)) {
+ notify_signal = 100*translate_percentage_to_dbm(padapter->recvpriv.signal_strength);/* dbm */
+ } else {
+ notify_signal = 100*translate_percentage_to_dbm(pnetwork->network.PhyInfo.SignalStrength);/* dbm */
+ }
+
+ buf = kzalloc(MAX_BSSINFO_LEN, GFP_ATOMIC);
+ if (!buf)
+ goto exit;
+ pbuf = buf;
+
+ pwlanhdr = (struct ieee80211_hdr *)pbuf;
+ fctrl = &(pwlanhdr->frame_control);
+ *(fctrl) = 0;
+
+ SetSeqNum(pwlanhdr, 0/*pmlmeext->mgnt_seq*/);
+ /* pmlmeext->mgnt_seq++; */
+
+ if (pnetwork->network.Reserved[0] == 1) { /* WIFI_BEACON */
+ memcpy(pwlanhdr->addr1, bc_addr, ETH_ALEN);
+ SetFrameSubType(pbuf, WIFI_BEACON);
+ } else {
+ memcpy(pwlanhdr->addr1, myid(&(padapter->eeprompriv)), ETH_ALEN);
+ SetFrameSubType(pbuf, WIFI_PROBERSP);
+ }
+
+ memcpy(pwlanhdr->addr2, pnetwork->network.MacAddress, ETH_ALEN);
+ memcpy(pwlanhdr->addr3, pnetwork->network.MacAddress, ETH_ALEN);
+
+
+ pbuf += sizeof(struct ieee80211_hdr_3addr);
+ len = sizeof (struct ieee80211_hdr_3addr);
+
+ memcpy(pbuf, pnetwork->network.IEs, pnetwork->network.IELength);
+ len += pnetwork->network.IELength;
+
+ *((__le64*)pbuf) = cpu_to_le64(notify_timestamp);
+
+ bss = cfg80211_inform_bss_frame(wiphy, notify_channel, (struct ieee80211_mgmt *)buf,
+ len, notify_signal, GFP_ATOMIC);
+
+ if (unlikely(!bss)) {
+ DBG_8192C(FUNC_ADPT_FMT" bss NULL\n", FUNC_ADPT_ARG(padapter));
+ goto exit;
+ }
+
+ cfg80211_put_bss(wiphy, bss);
+ kfree(buf);
+
+ exit:
+ return bss;
+
+ }
+
+ /*
+ Check the given bss is valid by kernel API cfg80211_get_bss()
+ @padapter : the given adapter
+
+ return true if bss is valid, false for not found.
+ */
+ int rtw_cfg80211_check_bss(struct adapter *padapter)
+ {
+ struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
+ struct cfg80211_bss *bss = NULL;
+ struct ieee80211_channel *notify_channel = NULL;
+ u32 freq;
+
+ if (!(pnetwork) || !(padapter->rtw_wdev))
+ return false;
+
+ freq = rtw_ieee80211_channel_to_frequency(pnetwork->Configuration.DSConfig, NL80211_BAND_2GHZ);
+
+ notify_channel = ieee80211_get_channel(padapter->rtw_wdev->wiphy, freq);
+ bss = cfg80211_get_bss(padapter->rtw_wdev->wiphy, notify_channel,
+ pnetwork->MacAddress, pnetwork->Ssid.Ssid,
+ pnetwork->Ssid.SsidLength,
+ WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS);
+
+ cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
+
+ return (bss!= NULL);
+ }
+
+ void rtw_cfg80211_ibss_indicate_connect(struct adapter *padapter)
+ {
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct wlan_network *cur_network = &(pmlmepriv->cur_network);
+ struct wireless_dev *pwdev = padapter->rtw_wdev;
+ struct wiphy *wiphy = pwdev->wiphy;
+ int freq = (int)cur_network->network.Configuration.DSConfig;
+ struct ieee80211_channel *chan;
+
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+ if (pwdev->iftype != NL80211_IFTYPE_ADHOC)
+ {
+ return;
+ }
+
+ if (!rtw_cfg80211_check_bss(padapter)) {
+ struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
+ struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
+
+ if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ==true)
+ {
+
+ memcpy(&cur_network->network, pnetwork, sizeof(struct wlan_bssid_ex));
+ if (!rtw_cfg80211_inform_bss(padapter, cur_network))
+ DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
+ else
+ DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter));
+ }
+ else
+ {
+ if (scanned == NULL) {
+ rtw_warn_on(1);
+ return;
+ }
+ if (!memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid))
+ && !memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS))
+ ) {
+ if (!rtw_cfg80211_inform_bss(padapter, scanned)) {
+ DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
+ } else {
+ /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
+ }
+ } else {
+ DBG_871X("scanned & pnetwork compare fail\n");
+ rtw_warn_on(1);
+ }
+ }
+
+ if (!rtw_cfg80211_check_bss(padapter))
+ DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
+ }
+ /* notify cfg80211 that device joined an IBSS */
+ chan = ieee80211_get_channel(wiphy, freq);
+ cfg80211_ibss_joined(padapter->pnetdev, cur_network->network.MacAddress, chan, GFP_ATOMIC);
+ }
+
+ void rtw_cfg80211_indicate_connect(struct adapter *padapter)
+ {
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct wlan_network *cur_network = &(pmlmepriv->cur_network);
+ struct wireless_dev *pwdev = padapter->rtw_wdev;
+
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+ if (pwdev->iftype != NL80211_IFTYPE_STATION
+ && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
+ ) {
+ return;
+ }
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
+ return;
+
+ {
+ struct wlan_bssid_ex *pnetwork = &(padapter->mlmeextpriv.mlmext_info.network);
+ struct wlan_network *scanned = pmlmepriv->cur_network_scanned;
+
+ /* DBG_871X(FUNC_ADPT_FMT" BSS not found\n", FUNC_ADPT_ARG(padapter)); */
+
+ if (scanned == NULL) {
+ rtw_warn_on(1);
+ goto check_bss;
+ }
+
+ if (!memcmp(scanned->network.MacAddress, pnetwork->MacAddress, sizeof(NDIS_802_11_MAC_ADDRESS))
+ && !memcmp(&(scanned->network.Ssid), &(pnetwork->Ssid), sizeof(struct ndis_802_11_ssid))
+ ) {
+ if (!rtw_cfg80211_inform_bss(padapter, scanned)) {
+ DBG_871X(FUNC_ADPT_FMT" inform fail !!\n", FUNC_ADPT_ARG(padapter));
+ } else {
+ /* DBG_871X(FUNC_ADPT_FMT" inform success !!\n", FUNC_ADPT_ARG(padapter)); */
+ }
+ } else {
+ DBG_871X("scanned: %s("MAC_FMT"), cur: %s("MAC_FMT")\n",
+ scanned->network.Ssid.Ssid, MAC_ARG(scanned->network.MacAddress),
+ pnetwork->Ssid.Ssid, MAC_ARG(pnetwork->MacAddress)
+ );
+ rtw_warn_on(1);
+ }
+ }
+
+ check_bss:
+ if (!rtw_cfg80211_check_bss(padapter))
+ DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT" BSS not found !!\n", FUNC_ADPT_ARG(padapter));
+
+ if (rtw_to_roam(padapter) > 0) {
+ struct wiphy *wiphy = pwdev->wiphy;
+ struct ieee80211_channel *notify_channel;
+ u32 freq;
+ u16 channel = cur_network->network.Configuration.DSConfig;
++ struct cfg80211_roam_info roam_info = {};
+
+ freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
+
+ notify_channel = ieee80211_get_channel(wiphy, freq);
+
+ DBG_871X(FUNC_ADPT_FMT" call cfg80211_roamed\n", FUNC_ADPT_ARG(padapter));
- enum nl80211_iftype type, u32 *flags,
++ roam_info.channel = notify_channel;
++ roam_info.bssid = cur_network->network.MacAddress;
++ roam_info.req_ie =
++ pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2;
++ roam_info.req_ie_len =
++ pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2;
++ roam_info.resp_ie =
++ pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6;
++ roam_info.resp_ie_len =
++ pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6;
++ cfg80211_roamed(padapter->pnetdev, &roam_info, GFP_ATOMIC);
+ }
+ else
+ {
+ cfg80211_connect_result(padapter->pnetdev, cur_network->network.MacAddress
+ , pmlmepriv->assoc_req+sizeof(struct ieee80211_hdr_3addr)+2
+ , pmlmepriv->assoc_req_len-sizeof(struct ieee80211_hdr_3addr)-2
+ , pmlmepriv->assoc_rsp+sizeof(struct ieee80211_hdr_3addr)+6
+ , pmlmepriv->assoc_rsp_len-sizeof(struct ieee80211_hdr_3addr)-6
+ , WLAN_STATUS_SUCCESS, GFP_ATOMIC);
+ }
+ }
+
+ void rtw_cfg80211_indicate_disconnect(struct adapter *padapter)
+ {
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct wireless_dev *pwdev = padapter->rtw_wdev;
+
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+
+ if (pwdev->iftype != NL80211_IFTYPE_STATION
+ && pwdev->iftype != NL80211_IFTYPE_P2P_CLIENT
+ ) {
+ return;
+ }
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
+ return;
+
+ if (!padapter->mlmepriv.not_indic_disco) {
+ if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
+ cfg80211_disconnected(padapter->pnetdev, 0,
+ NULL, 0, true, GFP_ATOMIC);
+ } else {
+ cfg80211_connect_result(padapter->pnetdev, NULL, NULL, 0, NULL, 0,
+ WLAN_STATUS_UNSPECIFIED_FAILURE, GFP_ATOMIC/*GFP_KERNEL*/);
+ }
+ }
+ }
+
+
+ static int rtw_cfg80211_ap_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
+ {
+ int ret = 0;
+ u32 wep_key_idx, wep_key_len;
+ struct sta_info *psta = NULL, *pbcmc_sta = NULL;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct security_priv* psecuritypriv =&(padapter->securitypriv);
+ struct sta_priv *pstapriv = &padapter->stapriv;
+
+ DBG_8192C("%s\n", __func__);
+
+ param->u.crypt.err = 0;
+ param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
+
+ if (param_len != sizeof(struct ieee_param) + param->u.crypt.key_len)
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
+ param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
+ param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
+ {
+ if (param->u.crypt.idx >= WEP_KEYS)
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+ }
+ else
+ {
+ psta = rtw_get_stainfo(pstapriv, param->sta_addr);
+ if (!psta)
+ {
+ /* ret = -EINVAL; */
+ DBG_8192C("rtw_set_encryption(), sta has already been removed or never been added\n");
+ goto exit;
+ }
+ }
+
+ if (strcmp(param->u.crypt.alg, "none") == 0 && (psta == NULL))
+ {
+ /* todo:clear default encryption keys */
+
+ DBG_8192C("clear default encryption keys, keyid =%d\n", param->u.crypt.idx);
+
+ goto exit;
+ }
+
+
+ if (strcmp(param->u.crypt.alg, "WEP") == 0 && (psta == NULL))
+ {
+ DBG_8192C("r871x_set_encryption, crypt.alg = WEP\n");
+
+ wep_key_idx = param->u.crypt.idx;
+ wep_key_len = param->u.crypt.key_len;
+
+ DBG_8192C("r871x_set_encryption, wep_key_idx =%d, len =%d\n", wep_key_idx, wep_key_len);
+
+ if ((wep_key_idx >= WEP_KEYS) || (wep_key_len<= 0))
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (wep_key_len > 0)
+ {
+ wep_key_len = wep_key_len <= 5 ? 5 : 13;
+ }
+
+ if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
+ {
+ /* wep default key has not been set, so use this key index as default key. */
+
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
+ psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
+ psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
+
+ if (wep_key_len == 13)
+ {
+ psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
+ psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
+ }
+
+ psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
+ }
+
+ memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
+
+ psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
+
+ rtw_ap_set_wep_key(padapter, param->u.crypt.key, wep_key_len, wep_key_idx, 1);
+
+ goto exit;
+
+ }
+
+
+ if (!psta && check_fwstate(pmlmepriv, WIFI_AP_STATE)) /* group key */
+ {
+ if (param->u.crypt.set_tx == 0) /* group key */
+ {
+ if (strcmp(param->u.crypt.alg, "WEP") == 0)
+ {
+ DBG_8192C("%s, set group_key, WEP\n", __func__);
+
+ memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+
+ psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
+ if (param->u.crypt.key_len == 13)
+ {
+ psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
+ }
+
+ }
+ else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
+ {
+ DBG_8192C("%s, set group_key, TKIP\n", __func__);
+
+ psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
+
+ memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+
+ /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
+ /* set mic key */
+ memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
+ memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
+
+ psecuritypriv->busetkipkey = true;
+
+ }
+ else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
+ {
+ DBG_8192C("%s, set group_key, CCMP\n", __func__);
+
+ psecuritypriv->dot118021XGrpPrivacy = _AES_;
+
+ memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+ }
+ else
+ {
+ DBG_8192C("%s, set group_key, none\n", __func__);
+
+ psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
+ }
+
+ psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
+
+ psecuritypriv->binstallGrpkey = true;
+
+ psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */
+
+ rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
+
+ pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
+ if (pbcmc_sta)
+ {
+ pbcmc_sta->ieee8021x_blocked = false;
+ pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
+ }
+
+ }
+
+ goto exit;
+
+ }
+
+ if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X && psta) /* psk/802_1x */
+ {
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE))
+ {
+ if (param->u.crypt.set_tx == 1) /* pairwise key */
+ {
+ memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+
+ if (strcmp(param->u.crypt.alg, "WEP") == 0)
+ {
+ DBG_8192C("%s, set pairwise key, WEP\n", __func__);
+
+ psta->dot118021XPrivacy = _WEP40_;
+ if (param->u.crypt.key_len == 13)
+ {
+ psta->dot118021XPrivacy = _WEP104_;
+ }
+ }
+ else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
+ {
+ DBG_8192C("%s, set pairwise key, TKIP\n", __func__);
+
+ psta->dot118021XPrivacy = _TKIP_;
+
+ /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
+ /* set mic key */
+ memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
+ memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
+
+ psecuritypriv->busetkipkey = true;
+
+ }
+ else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
+ {
+
+ DBG_8192C("%s, set pairwise key, CCMP\n", __func__);
+
+ psta->dot118021XPrivacy = _AES_;
+ }
+ else
+ {
+ DBG_8192C("%s, set pairwise key, none\n", __func__);
+
+ psta->dot118021XPrivacy = _NO_PRIVACY_;
+ }
+
+ rtw_ap_set_pairwise_key(padapter, psta);
+
+ psta->ieee8021x_blocked = false;
+
+ psta->bpairwise_key_installed = true;
+
+ }
+ else/* group key??? */
+ {
+ if (strcmp(param->u.crypt.alg, "WEP") == 0)
+ {
+ memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+
+ psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
+ if (param->u.crypt.key_len == 13)
+ {
+ psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
+ }
+ }
+ else if (strcmp(param->u.crypt.alg, "TKIP") == 0)
+ {
+ psecuritypriv->dot118021XGrpPrivacy = _TKIP_;
+
+ memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+
+ /* DEBUG_ERR("set key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len); */
+ /* set mic key */
+ memcpy(psecuritypriv->dot118021XGrptxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[16]), 8);
+ memcpy(psecuritypriv->dot118021XGrprxmickey[param->u.crypt.idx].skey, &(param->u.crypt.key[24]), 8);
+
+ psecuritypriv->busetkipkey = true;
+
+ }
+ else if (strcmp(param->u.crypt.alg, "CCMP") == 0)
+ {
+ psecuritypriv->dot118021XGrpPrivacy = _AES_;
+
+ memcpy(psecuritypriv->dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+ }
+ else
+ {
+ psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
+ }
+
+ psecuritypriv->dot118021XGrpKeyid = param->u.crypt.idx;
+
+ psecuritypriv->binstallGrpkey = true;
+
+ psecuritypriv->dot11PrivacyAlgrthm = psecuritypriv->dot118021XGrpPrivacy;/* */
+
+ rtw_ap_set_group_key(padapter, param->u.crypt.key, psecuritypriv->dot118021XGrpPrivacy, param->u.crypt.idx);
+
+ pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
+ if (pbcmc_sta)
+ {
+ pbcmc_sta->ieee8021x_blocked = false;
+ pbcmc_sta->dot118021XPrivacy = psecuritypriv->dot118021XGrpPrivacy;/* rx will use bmc_sta's dot118021XPrivacy */
+ }
+
+ }
+
+ }
+
+ }
+
+ exit:
+
+ return ret;
+
+ }
+
+ static int rtw_cfg80211_set_encryption(struct net_device *dev, struct ieee_param *param, u32 param_len)
+ {
+ int ret = 0;
+ u32 wep_key_idx, wep_key_len;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+ DBG_8192C("%s\n", __func__);
+
+ param->u.crypt.err = 0;
+ param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
+
+ if (param_len < (u32) ((u8 *) param->u.crypt.key - (u8 *) param) + param->u.crypt.key_len)
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (param->sta_addr[0] == 0xff && param->sta_addr[1] == 0xff &&
+ param->sta_addr[2] == 0xff && param->sta_addr[3] == 0xff &&
+ param->sta_addr[4] == 0xff && param->sta_addr[5] == 0xff)
+ {
+ if (param->u.crypt.idx >= WEP_KEYS
+ || param->u.crypt.idx >= BIP_MAX_KEYID
+ )
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+ } else {
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+ }
+
+ if (strcmp(param->u.crypt.alg, "WEP") == 0)
+ {
+ RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("wpa_set_encryption, crypt.alg = WEP\n"));
+ DBG_8192C("wpa_set_encryption, crypt.alg = WEP\n");
+
+ wep_key_idx = param->u.crypt.idx;
+ wep_key_len = param->u.crypt.key_len;
+
+ if ((wep_key_idx >= WEP_KEYS) || (wep_key_len <= 0))
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (psecuritypriv->bWepDefaultKeyIdxSet == 0)
+ {
+ /* wep default key has not been set, so use this key index as default key. */
+
+ wep_key_len = wep_key_len <= 5 ? 5 : 13;
+
+ psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
+ psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
+
+ if (wep_key_len == 13)
+ {
+ psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
+ psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
+ }
+
+ psecuritypriv->dot11PrivacyKeyIndex = wep_key_idx;
+ }
+
+ memcpy(&(psecuritypriv->dot11DefKey[wep_key_idx].skey[0]), param->u.crypt.key, wep_key_len);
+
+ psecuritypriv->dot11DefKeylen[wep_key_idx] = wep_key_len;
+
+ rtw_set_key(padapter, psecuritypriv, wep_key_idx, 0, true);
+
+ goto exit;
+ }
+
+ if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) /* 802_1x */
+ {
+ struct sta_info * psta,*pbcmc_sta;
+ struct sta_priv * pstapriv = &padapter->stapriv;
+
+ /* DBG_8192C("%s, : dot11AuthAlgrthm == dot11AuthAlgrthm_8021X\n", __func__); */
+
+ if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_MP_STATE) == true) /* sta mode */
+ {
+ psta = rtw_get_stainfo(pstapriv, get_bssid(pmlmepriv));
+ if (psta == NULL) {
+ /* DEBUG_ERR(("Set wpa_set_encryption: Obtain Sta_info fail\n")); */
+ DBG_8192C("%s, : Obtain Sta_info fail\n", __func__);
+ }
+ else
+ {
+ /* Jeff: don't disable ieee8021x_blocked while clearing key */
+ if (strcmp(param->u.crypt.alg, "none") != 0)
+ psta->ieee8021x_blocked = false;
+
+
+ if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled)||
+ (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled))
+ {
+ psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
+ }
+
+ if (param->u.crypt.set_tx == 1)/* pairwise key */
+ {
+
+ DBG_8192C("%s, : param->u.crypt.set_tx == 1\n", __func__);
+
+ memcpy(psta->dot118021x_UncstKey.skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+
+ if (strcmp(param->u.crypt.alg, "TKIP") == 0)/* set mic key */
+ {
+ /* DEBUG_ERR(("\nset key length :param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
+ memcpy(psta->dot11tkiptxmickey.skey, &(param->u.crypt.key[16]), 8);
+ memcpy(psta->dot11tkiprxmickey.skey, &(param->u.crypt.key[24]), 8);
+
+ padapter->securitypriv.busetkipkey =false;
+ /* _set_timer(&padapter->securitypriv.tkip_timer, 50); */
+ }
+
+ /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
+ DBG_871X(" ~~~~set sta key:unicastkey\n");
+
+ rtw_setstakey_cmd(padapter, psta, true, true);
+ }
+ else/* group key */
+ {
+ if (strcmp(param->u.crypt.alg, "TKIP") == 0 || strcmp(param->u.crypt.alg, "CCMP") == 0)
+ {
+ memcpy(padapter->securitypriv.dot118021XGrpKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+ memcpy(padapter->securitypriv.dot118021XGrptxmickey[param->u.crypt.idx].skey,&(param->u.crypt.key[16]), 8);
+ memcpy(padapter->securitypriv.dot118021XGrprxmickey[param->u.crypt.idx].skey,&(param->u.crypt.key[24]), 8);
+ padapter->securitypriv.binstallGrpkey = true;
+ /* DEBUG_ERR((" param->u.crypt.key_len =%d\n", param->u.crypt.key_len)); */
+ DBG_871X(" ~~~~set sta key:groupkey\n");
+
+ padapter->securitypriv.dot118021XGrpKeyid = param->u.crypt.idx;
+ rtw_set_key(padapter,&padapter->securitypriv, param->u.crypt.idx, 1, true);
+ }
+ else if (strcmp(param->u.crypt.alg, "BIP") == 0)
+ {
+ /* DBG_871X("BIP key_len =%d , index =%d @@@@@@@@@@@@@@@@@@\n", param->u.crypt.key_len, param->u.crypt.idx); */
+ /* save the IGTK key, length 16 bytes */
+ memcpy(padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey, param->u.crypt.key, (param->u.crypt.key_len>16 ?16:param->u.crypt.key_len));
+ /*DBG_871X("IGTK key below:\n");
+ for (no = 0;no<16;no++)
+ printk(" %02x ", padapter->securitypriv.dot11wBIPKey[param->u.crypt.idx].skey[no]);
+ DBG_871X("\n");*/
+ padapter->securitypriv.dot11wBIPKeyid = param->u.crypt.idx;
+ padapter->securitypriv.binstallBIPkey = true;
+ DBG_871X(" ~~~~set sta key:IGKT\n");
+ }
+ }
+ }
+
+ pbcmc_sta =rtw_get_bcmc_stainfo(padapter);
+ if (pbcmc_sta == NULL)
+ {
+ /* DEBUG_ERR(("Set OID_802_11_ADD_KEY: bcmc stainfo is null\n")); */
+ }
+ else
+ {
+ /* Jeff: don't disable ieee8021x_blocked while clearing key */
+ if (strcmp(param->u.crypt.alg, "none") != 0)
+ pbcmc_sta->ieee8021x_blocked = false;
+
+ if ((padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption2Enabled)||
+ (padapter->securitypriv.ndisencryptstatus == Ndis802_11Encryption3Enabled))
+ {
+ pbcmc_sta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
+ }
+ }
+ }
+ else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) /* adhoc mode */
+ {
+ }
+ }
+
+ exit:
+
+ DBG_8192C("%s, ret =%d\n", __func__, ret);
+
+ return ret;
+ }
+
+ static int cfg80211_rtw_add_key(struct wiphy *wiphy, struct net_device *ndev,
+ u8 key_index, bool pairwise, const u8 *mac_addr,
+ struct key_params *params)
+ {
+ char *alg_name;
+ u32 param_len;
+ struct ieee_param *param = NULL;
+ int ret = 0;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+
+ DBG_871X(FUNC_NDEV_FMT" adding key for %pM\n", FUNC_NDEV_ARG(ndev), mac_addr);
+ DBG_871X("cipher = 0x%x\n", params->cipher);
+ DBG_871X("key_len = 0x%x\n", params->key_len);
+ DBG_871X("seq_len = 0x%x\n", params->seq_len);
+ DBG_871X("key_index =%d\n", key_index);
+ DBG_871X("pairwise =%d\n", pairwise);
+
+ param_len = sizeof(struct ieee_param) + params->key_len;
+ param = (struct ieee_param *)rtw_malloc(param_len);
+ if (param == NULL)
+ return -1;
+
+ memset(param, 0, param_len);
+
+ param->cmd = IEEE_CMD_SET_ENCRYPTION;
+ memset(param->sta_addr, 0xff, ETH_ALEN);
+
+ switch (params->cipher) {
+ case IW_AUTH_CIPHER_NONE:
+ /* todo: remove key */
+ /* remove = 1; */
+ alg_name = "none";
+ break;
+ case WLAN_CIPHER_SUITE_WEP40:
+ case WLAN_CIPHER_SUITE_WEP104:
+ alg_name = "WEP";
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ alg_name = "TKIP";
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ alg_name = "CCMP";
+ break;
+ case WLAN_CIPHER_SUITE_AES_CMAC:
+ alg_name = "BIP";
+ break;
+ default:
+ ret = -ENOTSUPP;
+ goto addkey_end;
+ }
+
+ strncpy((char *)param->u.crypt.alg, alg_name, IEEE_CRYPT_ALG_NAME_LEN);
+
+
+ if (!mac_addr || is_broadcast_ether_addr(mac_addr))
+ {
+ param->u.crypt.set_tx = 0; /* for wpa/wpa2 group key */
+ } else {
+ param->u.crypt.set_tx = 1; /* for wpa/wpa2 pairwise key */
+ }
+
+ param->u.crypt.idx = key_index;
+
+ if (params->seq_len && params->seq)
+ {
+ memcpy(param->u.crypt.seq, (u8 *)params->seq, params->seq_len);
+ }
+
+ if (params->key_len && params->key)
+ {
+ param->u.crypt.key_len = params->key_len;
+ memcpy(param->u.crypt.key, (u8 *)params->key, params->key_len);
+ }
+
+ if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true)
+ {
+ ret = rtw_cfg80211_set_encryption(ndev, param, param_len);
+ }
+ else if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
+ {
+ if (mac_addr)
+ memcpy(param->sta_addr, (void*)mac_addr, ETH_ALEN);
+
+ ret = rtw_cfg80211_ap_set_encryption(ndev, param, param_len);
+ }
+ else if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true
+ || check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)
+ {
+ /* DBG_8192C("@@@@@@@@@@ fw_state = 0x%x, iftype =%d\n", pmlmepriv->fw_state, rtw_wdev->iftype); */
+ ret = rtw_cfg80211_set_encryption(ndev, param, param_len);
+ }
+ else
+ {
+ DBG_8192C("error!\n");
+
+ }
+
+ addkey_end:
+ kfree((u8 *)param);
+
+ return ret;
+
+ }
+
+ static int cfg80211_rtw_get_key(struct wiphy *wiphy, struct net_device *ndev,
+ u8 key_index, bool pairwise, const u8 *mac_addr,
+ void *cookie,
+ void (*callback)(void *cookie,
+ struct key_params*))
+ {
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+ return 0;
+ }
+
+ static int cfg80211_rtw_del_key(struct wiphy *wiphy, struct net_device *ndev,
+ u8 key_index, bool pairwise, const u8 *mac_addr)
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+ DBG_871X(FUNC_NDEV_FMT" key_index =%d\n", FUNC_NDEV_ARG(ndev), key_index);
+
+ if (key_index == psecuritypriv->dot11PrivacyKeyIndex)
+ {
+ /* clear the flag of wep default key set. */
+ psecuritypriv->bWepDefaultKeyIdxSet = 0;
+ }
+
+ return 0;
+ }
+
+ static int cfg80211_rtw_set_default_key(struct wiphy *wiphy,
+ struct net_device *ndev, u8 key_index
+ , bool unicast, bool multicast
+ )
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+ DBG_871X(FUNC_NDEV_FMT" key_index =%d, unicast =%d, multicast =%d\n",
+ FUNC_NDEV_ARG(ndev), key_index, unicast, multicast);
+
+ if ((key_index < WEP_KEYS) && ((psecuritypriv->dot11PrivacyAlgrthm == _WEP40_) || (psecuritypriv->dot11PrivacyAlgrthm == _WEP104_))) /* set wep default key */
+ {
+ psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
+
+ psecuritypriv->dot11PrivacyKeyIndex = key_index;
+
+ psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
+ psecuritypriv->dot118021XGrpPrivacy = _WEP40_;
+ if (psecuritypriv->dot11DefKeylen[key_index] == 13)
+ {
+ psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
+ psecuritypriv->dot118021XGrpPrivacy = _WEP104_;
+ }
+
+ psecuritypriv->bWepDefaultKeyIdxSet = 1; /* set the flag to represent that wep default key has been set */
+ }
+
+ return 0;
+
+ }
+
+ static int cfg80211_rtw_get_station(struct wiphy *wiphy,
+ struct net_device *ndev,
+ const u8 *mac,
+ struct station_info *sinfo)
+ {
+ int ret = 0;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct sta_info *psta = NULL;
+ struct sta_priv *pstapriv = &padapter->stapriv;
+
+ sinfo->filled = 0;
+
+ if (!mac) {
+ DBG_871X(FUNC_NDEV_FMT" mac ==%p\n", FUNC_NDEV_ARG(ndev), mac);
+ ret = -ENOENT;
+ goto exit;
+ }
+
+ psta = rtw_get_stainfo(pstapriv, (u8 *)mac);
+ if (psta == NULL) {
+ DBG_8192C("%s, sta_info is null\n", __func__);
+ ret = -ENOENT;
+ goto exit;
+ }
+
+ #ifdef DEBUG_CFG80211
+ DBG_871X(FUNC_NDEV_FMT" mac ="MAC_FMT"\n", FUNC_NDEV_ARG(ndev), MAC_ARG(mac));
+ #endif
+
+ /* for infra./P2PClient mode */
+ if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
+ && check_fwstate(pmlmepriv, _FW_LINKED)
+ )
+ {
+ struct wlan_network *cur_network = &(pmlmepriv->cur_network);
+
+ if (memcmp((u8 *)mac, cur_network->network.MacAddress, ETH_ALEN)) {
+ DBG_871X("%s, mismatch bssid ="MAC_FMT"\n", __func__, MAC_ARG(cur_network->network.MacAddress));
+ ret = -ENOENT;
+ goto exit;
+ }
+
+ sinfo->filled |= BIT(NL80211_STA_INFO_SIGNAL);
+ sinfo->signal = translate_percentage_to_dbm(padapter->recvpriv.signal_strength);
+
+ sinfo->filled |= BIT(NL80211_STA_INFO_TX_BITRATE);
+ sinfo->txrate.legacy = rtw_get_cur_max_rate(padapter);
+
+ sinfo->filled |= BIT(NL80211_STA_INFO_RX_PACKETS);
+ sinfo->rx_packets = sta_rx_data_pkts(psta);
+
+ sinfo->filled |= BIT(NL80211_STA_INFO_TX_PACKETS);
+ sinfo->tx_packets = psta->sta_stats.tx_pkts;
+
+ }
+
+ /* for Ad-Hoc/AP mode */
+ if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)
+ ||check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)
+ ||check_fwstate(pmlmepriv, WIFI_AP_STATE))
+ && check_fwstate(pmlmepriv, _FW_LINKED)
+ )
+ {
+ /* TODO: should acquire station info... */
+ }
+
+ exit:
+ return ret;
+ }
+
+ extern int netdev_open(struct net_device *pnetdev);
+
+ static int cfg80211_rtw_change_iface(struct wiphy *wiphy,
+ struct net_device *ndev,
- enum nl80211_iftype type, u32 *flags, struct vif_params *params)
++ enum nl80211_iftype type,
+ struct vif_params *params)
+ {
+ enum nl80211_iftype old_type;
+ enum NDIS_802_11_NETWORK_INFRASTRUCTURE networkType;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
+ struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+ int ret = 0;
+ u8 change = false;
+
+ DBG_871X(FUNC_NDEV_FMT" type =%d\n", FUNC_NDEV_ARG(ndev), type);
+
+ if (adapter_to_dvobj(padapter)->processing_dev_remove == true)
+ {
+ ret = -EPERM;
+ goto exit;
+ }
+
+ {
+ DBG_871X(FUNC_NDEV_FMT" call netdev_open\n", FUNC_NDEV_ARG(ndev));
+ if (netdev_open(ndev) != 0) {
+ DBG_871X(FUNC_NDEV_FMT" call netdev_open fail\n", FUNC_NDEV_ARG(ndev));
+ ret = -EPERM;
+ goto exit;
+ }
+ }
+
+ if (_FAIL == rtw_pwr_wakeup(padapter)) {
+ DBG_871X(FUNC_NDEV_FMT" call rtw_pwr_wakeup fail\n", FUNC_NDEV_ARG(ndev));
+ ret = -EPERM;
+ goto exit;
+ }
+
+ old_type = rtw_wdev->iftype;
+ DBG_871X(FUNC_NDEV_FMT" old_iftype =%d, new_iftype =%d\n",
+ FUNC_NDEV_ARG(ndev), old_type, type);
+
+ if (old_type != type)
+ {
+ change = true;
+ pmlmeext->action_public_rxseq = 0xffff;
+ pmlmeext->action_public_dialog_token = 0xff;
+ }
+
+ switch (type) {
+ case NL80211_IFTYPE_ADHOC:
+ networkType = Ndis802_11IBSS;
+ break;
+ case NL80211_IFTYPE_STATION:
+ networkType = Ndis802_11Infrastructure;
+ break;
+ case NL80211_IFTYPE_AP:
+ networkType = Ndis802_11APMode;
+ break;
+ default:
+ ret = -EOPNOTSUPP;
+ goto exit;
+ }
+
+ rtw_wdev->iftype = type;
+
+ if (rtw_set_802_11_infrastructure_mode(padapter, networkType) ==false)
+ {
+ rtw_wdev->iftype = old_type;
+ ret = -EPERM;
+ goto exit;
+ }
+
+ rtw_setopmode_cmd(padapter, networkType, true);
+
+ exit:
+
+ DBG_871X(FUNC_NDEV_FMT" ret:%d\n", FUNC_NDEV_ARG(ndev), ret);
+ return ret;
+ }
+
+ void rtw_cfg80211_indicate_scan_done(struct adapter *adapter, bool aborted)
+ {
+ struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(adapter);
+ struct cfg80211_scan_info info = {
+ .aborted = aborted
+ };
+
+ spin_lock_bh(&pwdev_priv->scan_req_lock);
+ if (pwdev_priv->scan_request != NULL) {
+ #ifdef DEBUG_CFG80211
+ DBG_871X("%s with scan req\n", __func__);
+ #endif
+
+ /* avoid WARN_ON(request != wiphy_to_dev(request->wiphy)->scan_req); */
+ if (pwdev_priv->scan_request->wiphy != pwdev_priv->rtw_wdev->wiphy)
+ {
+ DBG_8192C("error wiphy compare\n");
+ }
+ else
+ {
+ cfg80211_scan_done(pwdev_priv->scan_request, &info);
+ }
+
+ pwdev_priv->scan_request = NULL;
+ } else {
+ #ifdef DEBUG_CFG80211
+ DBG_871X("%s without scan req\n", __func__);
+ #endif
+ }
+ spin_unlock_bh(&pwdev_priv->scan_req_lock);
+ }
+
+ void rtw_cfg80211_unlink_bss(struct adapter *padapter, struct wlan_network *pnetwork)
+ {
+ struct wireless_dev *pwdev = padapter->rtw_wdev;
+ struct wiphy *wiphy = pwdev->wiphy;
+ struct cfg80211_bss *bss = NULL;
+ struct wlan_bssid_ex select_network = pnetwork->network;
+
+ bss = cfg80211_get_bss(wiphy, NULL/*notify_channel*/,
+ select_network.MacAddress, select_network.Ssid.Ssid,
+ select_network.Ssid.SsidLength, 0/*WLAN_CAPABILITY_ESS*/,
+ 0/*WLAN_CAPABILITY_ESS*/);
+
+ if (bss) {
+ cfg80211_unlink_bss(wiphy, bss);
+ DBG_8192C("%s(): cfg80211_unlink %s!! () ", __func__, select_network.Ssid.Ssid);
+ cfg80211_put_bss(padapter->rtw_wdev->wiphy, bss);
+ }
+ return;
+ }
+
+ void rtw_cfg80211_surveydone_event_callback(struct adapter *padapter)
+ {
+ struct list_head *plist, *phead;
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+ struct __queue *queue = &(pmlmepriv->scanned_queue);
+ struct wlan_network *pnetwork = NULL;
+
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("%s\n", __func__);
+ #endif
+
+ spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
+
+ phead = get_list_head(queue);
+ plist = get_next(phead);
+
+ while (1)
+ {
+ if (phead == plist)
+ break;
+
+ pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
+
+ /* report network only if the current channel set contains the channel to which this network belongs */
+ if (rtw_ch_set_search_ch(padapter->mlmeextpriv.channel_set, pnetwork->network.Configuration.DSConfig) >= 0
+ && rtw_mlme_band_check(padapter, pnetwork->network.Configuration.DSConfig) == true
+ && true == rtw_validate_ssid(&(pnetwork->network.Ssid))
+ )
+ {
+ /* ev =translate_scan(padapter, a, pnetwork, ev, stop); */
+ rtw_cfg80211_inform_bss(padapter, pnetwork);
+ }
+
+ plist = get_next(plist);
+
+ }
+
+ spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
+ }
+
+ static int rtw_cfg80211_set_probe_req_wpsp2pie(struct adapter *padapter, char *buf, int len)
+ {
+ int ret = 0;
+ uint wps_ielen = 0;
+ u8 *wps_ie;
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("%s, ielen =%d\n", __func__, len);
+ #endif
+
+ if (len>0)
+ {
+ if ((wps_ie = rtw_get_wps_ie(buf, len, NULL, &wps_ielen)))
+ {
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("probe_req_wps_ielen =%d\n", wps_ielen);
+ #endif
+
+ if (pmlmepriv->wps_probe_req_ie)
+ {
+ pmlmepriv->wps_probe_req_ie_len = 0;
+ kfree(pmlmepriv->wps_probe_req_ie);
+ pmlmepriv->wps_probe_req_ie = NULL;
+ }
+
+ pmlmepriv->wps_probe_req_ie = rtw_malloc(wps_ielen);
+ if (pmlmepriv->wps_probe_req_ie == NULL) {
+ DBG_8192C("%s()-%d: rtw_malloc() ERROR!\n", __func__, __LINE__);
+ return -EINVAL;
+
+ }
+ memcpy(pmlmepriv->wps_probe_req_ie, wps_ie, wps_ielen);
+ pmlmepriv->wps_probe_req_ie_len = wps_ielen;
+ }
+ }
+
+ return ret;
+
+ }
+
+ static int cfg80211_rtw_scan(struct wiphy *wiphy
+ , struct cfg80211_scan_request *request)
+ {
+ struct net_device *ndev = wdev_to_ndev(request->wdev);
+ int i;
+ u8 _status = false;
+ int ret = 0;
+ struct ndis_802_11_ssid ssid[RTW_SSID_SCAN_AMOUNT];
+ struct rtw_ieee80211_channel ch[RTW_CHANNEL_SCAN_AMOUNT];
+ u8 survey_times =3;
+ u8 survey_times_for_one_ch =6;
+ struct cfg80211_ssid *ssids = request->ssids;
+ int j = 0;
+ bool need_indicate_scan_done = false;
+
+ struct adapter *padapter;
+ struct rtw_wdev_priv *pwdev_priv;
+ struct mlme_priv *pmlmepriv;
+
+ if (ndev == NULL) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ pwdev_priv = adapter_wdev_data(padapter);
+ pmlmepriv = &padapter->mlmepriv;
+
+ /* ifdef DEBUG_CFG80211 */
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+ /* endif */
+
+ spin_lock_bh(&pwdev_priv->scan_req_lock);
+ pwdev_priv->scan_request = request;
+ spin_unlock_bh(&pwdev_priv->scan_req_lock);
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE) == true)
+ {
+ #ifdef DEBUG_CFG80211
+ DBG_871X("%s under WIFI_AP_STATE\n", __func__);
+ #endif
+
+ if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS|_FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true)
+ {
+ DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
+
+ if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS))
+ {
+ DBG_8192C("AP mode process WPS\n");
+ }
+
+ need_indicate_scan_done = true;
+ goto check_need_indicate_scan_done;
+ }
+ }
+
+ rtw_ps_deny(padapter, PS_DENY_SCAN);
+ if (_FAIL == rtw_pwr_wakeup(padapter)) {
+ need_indicate_scan_done = true;
+ goto check_need_indicate_scan_done;
+ }
+
+ if (request->ie && request->ie_len>0)
+ {
+ rtw_cfg80211_set_probe_req_wpsp2pie(padapter, (u8 *)request->ie, request->ie_len);
+ }
+
+ if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+ DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
+ need_indicate_scan_done = true;
+ goto check_need_indicate_scan_done;
+ } else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
+ DBG_8192C("%s, fwstate = 0x%x\n", __func__, pmlmepriv->fw_state);
+ ret = -EBUSY;
+ goto check_need_indicate_scan_done;
+ }
+
+ if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true)
+ {
+ static unsigned long lastscantime = 0;
+ unsigned long passtime;
+
+ passtime = jiffies_to_msecs(jiffies - lastscantime);
+ lastscantime = jiffies;
+ if (passtime > 12000)
+ {
+ DBG_871X("%s: bBusyTraffic == true\n", __func__);
+ need_indicate_scan_done = true;
+ goto check_need_indicate_scan_done;
+ }
+ }
+
+ if (rtw_is_scan_deny(padapter)) {
+ DBG_871X(FUNC_ADPT_FMT ": scan deny\n", FUNC_ADPT_ARG(padapter));
+ need_indicate_scan_done = true;
+ goto check_need_indicate_scan_done;
+ }
+
+ memset(ssid, 0, sizeof(struct ndis_802_11_ssid)*RTW_SSID_SCAN_AMOUNT);
+ /* parsing request ssids, n_ssids */
+ for (i = 0; i < request->n_ssids && i < RTW_SSID_SCAN_AMOUNT; i++) {
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("ssid =%s, len =%d\n", ssids[i].ssid, ssids[i].ssid_len);
+ #endif
+ memcpy(ssid[i].Ssid, ssids[i].ssid, ssids[i].ssid_len);
+ ssid[i].SsidLength = ssids[i].ssid_len;
+ }
+
+ /* parsing channels, n_channels */
+ memset(ch, 0, sizeof(struct rtw_ieee80211_channel)*RTW_CHANNEL_SCAN_AMOUNT);
+ for (i = 0;i<request->n_channels && i<RTW_CHANNEL_SCAN_AMOUNT;i++) {
+ #ifdef DEBUG_CFG80211
+ DBG_871X(FUNC_ADPT_FMT CHAN_FMT"\n", FUNC_ADPT_ARG(padapter), CHAN_ARG(request->channels[i]));
+ #endif
+ ch[i].hw_value = request->channels[i]->hw_value;
+ ch[i].flags = request->channels[i]->flags;
+ }
+
+ spin_lock_bh(&pmlmepriv->lock);
+ if (request->n_channels == 1) {
+ for (i = 1;i<survey_times_for_one_ch;i++)
+ memcpy(&ch[i], &ch[0], sizeof(struct rtw_ieee80211_channel));
+ _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times_for_one_ch);
+ } else if (request->n_channels <= 4) {
+ for (j =request->n_channels-1;j>= 0;j--)
+ for (i = 0;i<survey_times;i++)
+ {
+ memcpy(&ch[j*survey_times+i], &ch[j], sizeof(struct rtw_ieee80211_channel));
+ }
+ _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, ch, survey_times * request->n_channels);
+ } else {
+ _status = rtw_sitesurvey_cmd(padapter, ssid, RTW_SSID_SCAN_AMOUNT, NULL, 0);
+ }
+ spin_unlock_bh(&pmlmepriv->lock);
+
+
+ if (_status == false)
+ {
+ ret = -1;
+ }
+
+ check_need_indicate_scan_done:
+ if (true == need_indicate_scan_done)
+ {
+ rtw_cfg80211_surveydone_event_callback(padapter);
+ rtw_cfg80211_indicate_scan_done(padapter, false);
+ }
+
+ rtw_ps_deny_cancel(padapter, PS_DENY_SCAN);
+
+ exit:
+ return ret;
+
+ }
+
+ static int cfg80211_rtw_set_wiphy_params(struct wiphy *wiphy, u32 changed)
+ {
+ DBG_8192C("%s\n", __func__);
+ return 0;
+ }
+
+
+
+ static int rtw_cfg80211_set_wpa_version(struct security_priv *psecuritypriv, u32 wpa_version)
+ {
+ DBG_8192C("%s, wpa_version =%d\n", __func__, wpa_version);
+
+ if (!wpa_version) {
+ psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
+ return 0;
+ }
+
+
+ if (wpa_version & (NL80211_WPA_VERSION_1 | NL80211_WPA_VERSION_2))
+ {
+ psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPAPSK;
+ }
+
+ return 0;
+
+ }
+
+ static int rtw_cfg80211_set_auth_type(struct security_priv *psecuritypriv,
+ enum nl80211_auth_type sme_auth_type)
+ {
+ DBG_8192C("%s, nl80211_auth_type =%d\n", __func__, sme_auth_type);
+
+
+ switch (sme_auth_type) {
+ case NL80211_AUTHTYPE_AUTOMATIC:
+
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Auto;
+
+ break;
+ case NL80211_AUTHTYPE_OPEN_SYSTEM:
+
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
+
+ if (psecuritypriv->ndisauthtype>Ndis802_11AuthModeWPA)
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+
+ break;
+ case NL80211_AUTHTYPE_SHARED_KEY:
+
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Shared;
+
+ psecuritypriv->ndisencryptstatus = Ndis802_11Encryption1Enabled;
+
+
+ break;
+ default:
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
+ /* return -ENOTSUPP; */
+ }
+
+ return 0;
+
+ }
+
+ static int rtw_cfg80211_set_cipher(struct security_priv *psecuritypriv, u32 cipher, bool ucast)
+ {
+ u32 ndisencryptstatus = Ndis802_11EncryptionDisabled;
+
+ u32 *profile_cipher = ucast ? &psecuritypriv->dot11PrivacyAlgrthm :
+ &psecuritypriv->dot118021XGrpPrivacy;
+
+ DBG_8192C("%s, ucast =%d, cipher = 0x%x\n", __func__, ucast, cipher);
+
+
+ if (!cipher) {
+ *profile_cipher = _NO_PRIVACY_;
+ psecuritypriv->ndisencryptstatus = ndisencryptstatus;
+ return 0;
+ }
+
+ switch (cipher) {
+ case IW_AUTH_CIPHER_NONE:
+ *profile_cipher = _NO_PRIVACY_;
+ ndisencryptstatus = Ndis802_11EncryptionDisabled;
+ break;
+ case WLAN_CIPHER_SUITE_WEP40:
+ *profile_cipher = _WEP40_;
+ ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ break;
+ case WLAN_CIPHER_SUITE_WEP104:
+ *profile_cipher = _WEP104_;
+ ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ break;
+ case WLAN_CIPHER_SUITE_TKIP:
+ *profile_cipher = _TKIP_;
+ ndisencryptstatus = Ndis802_11Encryption2Enabled;
+ break;
+ case WLAN_CIPHER_SUITE_CCMP:
+ *profile_cipher = _AES_;
+ ndisencryptstatus = Ndis802_11Encryption3Enabled;
+ break;
+ default:
+ DBG_8192C("Unsupported cipher: 0x%x\n", cipher);
+ return -ENOTSUPP;
+ }
+
+ if (ucast)
+ {
+ psecuritypriv->ndisencryptstatus = ndisencryptstatus;
+
+ /* if (psecuritypriv->dot11PrivacyAlgrthm >= _AES_) */
+ /* psecuritypriv->ndisauthtype = Ndis802_11AuthModeWPA2PSK; */
+ }
+
+ return 0;
+ }
+
+ static int rtw_cfg80211_set_key_mgt(struct security_priv *psecuritypriv, u32 key_mgt)
+ {
+ DBG_8192C("%s, key_mgt = 0x%x\n", __func__, key_mgt);
+
+ if (key_mgt == WLAN_AKM_SUITE_8021X)
+ /* auth_type = UMAC_AUTH_TYPE_8021X; */
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+ else if (key_mgt == WLAN_AKM_SUITE_PSK) {
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+ }
+ else {
+ DBG_8192C("Invalid key mgt: 0x%x\n", key_mgt);
+ /* return -EINVAL; */
+ }
+
+ return 0;
+ }
+
+ static int rtw_cfg80211_set_wpa_ie(struct adapter *padapter, u8 *pie, size_t ielen)
+ {
+ u8 *buf = NULL, *pos = NULL;
+ int group_cipher = 0, pairwise_cipher = 0;
+ int ret = 0;
+ int wpa_ielen = 0;
+ int wpa2_ielen = 0;
+ u8 *pwpa, *pwpa2;
+ u8 null_addr[]= {0, 0, 0, 0, 0, 0};
+
+ if (pie == NULL || !ielen) {
+ /* Treat this as normal case, but need to clear WIFI_UNDER_WPS */
+ _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
+ goto exit;
+ }
+
+ if (ielen > MAX_WPA_IE_LEN+MAX_WPS_IE_LEN+MAX_P2P_IE_LEN) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ buf = rtw_zmalloc(ielen);
+ if (buf == NULL) {
+ ret = -ENOMEM;
+ goto exit;
+ }
+
+ memcpy(buf, pie , ielen);
+
+ /* dump */
+ {
+ int i;
+ DBG_8192C("set wpa_ie(length:%zu):\n", ielen);
+ for (i = 0;i<ielen;i =i+8)
+ DBG_8192C("0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x 0x%.2x\n", buf[i], buf[i+1], buf[i+2], buf[i+3], buf[i+4], buf[i+5], buf[i+6], buf[i+7]);
+ }
+
+ pos = buf;
+ if (ielen < RSN_HEADER_LEN) {
+ RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_err_, ("Ie len too short %d\n", ielen));
+ ret = -1;
+ goto exit;
+ }
+
+ pwpa = rtw_get_wpa_ie(buf, &wpa_ielen, ielen);
+ if (pwpa && wpa_ielen>0)
+ {
+ if (rtw_parse_wpa_ie(pwpa, wpa_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS)
+ {
+ padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+ padapter->securitypriv.ndisauthtype =Ndis802_11AuthModeWPAPSK;
+ memcpy(padapter->securitypriv.supplicant_ie, &pwpa[0], wpa_ielen+2);
+
+ DBG_8192C("got wpa_ie, wpa_ielen:%u\n", wpa_ielen);
+ }
+ }
+
+ pwpa2 = rtw_get_wpa2_ie(buf, &wpa2_ielen, ielen);
+ if (pwpa2 && wpa2_ielen>0)
+ {
+ if (rtw_parse_wpa2_ie(pwpa2, wpa2_ielen+2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS)
+ {
+ padapter->securitypriv.dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
+ padapter->securitypriv.ndisauthtype =Ndis802_11AuthModeWPA2PSK;
+ memcpy(padapter->securitypriv.supplicant_ie, &pwpa2[0], wpa2_ielen+2);
+
+ DBG_8192C("got wpa2_ie, wpa2_ielen:%u\n", wpa2_ielen);
+ }
+ }
+
+ if (group_cipher == 0)
+ {
+ group_cipher = WPA_CIPHER_NONE;
+ }
+ if (pairwise_cipher == 0)
+ {
+ pairwise_cipher = WPA_CIPHER_NONE;
+ }
+
+ switch (group_cipher)
+ {
+ case WPA_CIPHER_NONE:
+ padapter->securitypriv.dot118021XGrpPrivacy = _NO_PRIVACY_;
+ padapter->securitypriv.ndisencryptstatus =Ndis802_11EncryptionDisabled;
+ break;
+ case WPA_CIPHER_WEP40:
+ padapter->securitypriv.dot118021XGrpPrivacy = _WEP40_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ break;
+ case WPA_CIPHER_TKIP:
+ padapter->securitypriv.dot118021XGrpPrivacy = _TKIP_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
+ break;
+ case WPA_CIPHER_CCMP:
+ padapter->securitypriv.dot118021XGrpPrivacy = _AES_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
+ break;
+ case WPA_CIPHER_WEP104:
+ padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ break;
+ }
+
+ switch (pairwise_cipher)
+ {
+ case WPA_CIPHER_NONE:
+ padapter->securitypriv.dot11PrivacyAlgrthm = _NO_PRIVACY_;
+ padapter->securitypriv.ndisencryptstatus =Ndis802_11EncryptionDisabled;
+ break;
+ case WPA_CIPHER_WEP40:
+ padapter->securitypriv.dot11PrivacyAlgrthm = _WEP40_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ break;
+ case WPA_CIPHER_TKIP:
+ padapter->securitypriv.dot11PrivacyAlgrthm = _TKIP_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption2Enabled;
+ break;
+ case WPA_CIPHER_CCMP:
+ padapter->securitypriv.dot11PrivacyAlgrthm = _AES_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption3Enabled;
+ break;
+ case WPA_CIPHER_WEP104:
+ padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
+ padapter->securitypriv.ndisencryptstatus = Ndis802_11Encryption1Enabled;
+ break;
+ }
+
+ {/* handle wps_ie */
+ uint wps_ielen;
+ u8 *wps_ie;
+
+ wps_ie = rtw_get_wps_ie(buf, ielen, NULL, &wps_ielen);
+ if (wps_ie && wps_ielen > 0) {
+ DBG_8192C("got wps_ie, wps_ielen:%u\n", wps_ielen);
+ padapter->securitypriv.wps_ie_len = wps_ielen<MAX_WPS_IE_LEN?wps_ielen:MAX_WPS_IE_LEN;
+ memcpy(padapter->securitypriv.wps_ie, wps_ie, padapter->securitypriv.wps_ie_len);
+ set_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS);
+ } else {
+ _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
+ }
+ }
+
+ /* TKIP and AES disallow multicast packets until installing group key */
+ if (padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_
+ || padapter->securitypriv.dot11PrivacyAlgrthm == _TKIP_WTMIC_
+ || padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
+ /* WPS open need to enable multicast */
+ /* check_fwstate(&padapter->mlmepriv, WIFI_UNDER_WPS) == true) */
+ rtw_hal_set_hwreg(padapter, HW_VAR_OFF_RCR_AM, null_addr);
+
+ RT_TRACE(_module_rtl871x_ioctl_os_c, _drv_info_,
+ ("rtw_set_wpa_ie: pairwise_cipher = 0x%08x padapter->securitypriv.ndisencryptstatus =%d padapter->securitypriv.ndisauthtype =%d\n",
+ pairwise_cipher, padapter->securitypriv.ndisencryptstatus, padapter->securitypriv.ndisauthtype));
+
+ exit:
+ kfree(buf);
+ if (ret)
+ _clr_fwstate_(&padapter->mlmepriv, WIFI_UNDER_WPS);
+ return ret;
+ }
+
+ static int cfg80211_rtw_join_ibss(struct wiphy *wiphy, struct net_device *ndev,
+ struct cfg80211_ibss_params *params)
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct ndis_802_11_ssid ndis_ssid;
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ int ret = 0;
+
+ if (_FAIL == rtw_pwr_wakeup(padapter)) {
+ ret = -EPERM;
+ goto exit;
+ }
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+ ret = -EPERM;
+ goto exit;
+ }
+
+ if (!params->ssid || !params->ssid_len)
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (params->ssid_len > IW_ESSID_MAX_SIZE) {
+
+ ret = -E2BIG;
+ goto exit;
+ }
+
+ memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
+ ndis_ssid.SsidLength = params->ssid_len;
+ memcpy(ndis_ssid.Ssid, (u8 *)params->ssid, params->ssid_len);
+
+ /* DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, params->ssid_len); */
+
+ psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
+ psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
+ psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
+ psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
+
+ ret = rtw_cfg80211_set_auth_type(psecuritypriv, NL80211_AUTHTYPE_OPEN_SYSTEM);
+ rtw_set_802_11_authentication_mode(padapter, psecuritypriv->ndisauthtype);
+
+ if (rtw_set_802_11_ssid(padapter, &ndis_ssid) == false)
+ {
+ ret = -1;
+ goto exit;
+ }
+
+ exit:
+ return ret;
+ }
+
+ static int cfg80211_rtw_leave_ibss(struct wiphy *wiphy, struct net_device *ndev)
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct wireless_dev *rtw_wdev = padapter->rtw_wdev;
+ enum nl80211_iftype old_type;
+ int ret = 0;
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ padapter->mlmepriv.not_indic_disco = true;
+
+ old_type = rtw_wdev->iftype;
+
+ rtw_set_to_roam(padapter, 0);
+
+ if (check_fwstate(&padapter->mlmepriv, _FW_LINKED))
+ {
+ rtw_scan_abort(padapter);
+ LeaveAllPowerSaveMode(padapter);
+
+ rtw_wdev->iftype = NL80211_IFTYPE_STATION;
+
+ if (rtw_set_802_11_infrastructure_mode(padapter, Ndis802_11Infrastructure) ==false)
+ {
+ rtw_wdev->iftype = old_type;
+ ret = -EPERM;
+ goto leave_ibss;
+ }
+ rtw_setopmode_cmd(padapter, Ndis802_11Infrastructure, true);
+ }
+
+ leave_ibss:
+ padapter->mlmepriv.not_indic_disco = false;
+
+ return 0;
+ }
+
+ static int cfg80211_rtw_connect(struct wiphy *wiphy, struct net_device *ndev,
+ struct cfg80211_connect_params *sme)
+ {
+ int ret = 0;
+ enum NDIS_802_11_AUTHENTICATION_MODE authmode;
+ struct ndis_802_11_ssid ndis_ssid;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+ padapter->mlmepriv.not_indic_disco = true;
+
+ DBG_871X("=>"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+ DBG_871X("privacy =%d, key =%p, key_len =%d, key_idx =%d\n",
+ sme->privacy, sme->key, sme->key_len, sme->key_idx);
+
+
+ if (adapter_wdev_data(padapter)->block == true)
+ {
+ ret = -EBUSY;
+ DBG_871X("%s wdev_priv.block is set\n", __func__);
+ goto exit;
+ }
+
+ rtw_ps_deny(padapter, PS_DENY_JOIN);
+ if (_FAIL == rtw_pwr_wakeup(padapter)) {
+ ret = -EPERM;
+ goto exit;
+ }
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
+ ret = -EPERM;
+ goto exit;
+ }
+
+ if (!sme->ssid || !sme->ssid_len)
+ {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (sme->ssid_len > IW_ESSID_MAX_SIZE) {
+
+ ret = -E2BIG;
+ goto exit;
+ }
+
+ memset(&ndis_ssid, 0, sizeof(struct ndis_802_11_ssid));
+ ndis_ssid.SsidLength = sme->ssid_len;
+ memcpy(ndis_ssid.Ssid, (u8 *)sme->ssid, sme->ssid_len);
+
+ DBG_8192C("ssid =%s, len =%zu\n", ndis_ssid.Ssid, sme->ssid_len);
+
+
+ if (sme->bssid)
+ DBG_8192C("bssid ="MAC_FMT"\n", MAC_ARG(sme->bssid));
+
+
+ if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
+ ret = -EBUSY;
+ DBG_8192C("%s, fw_state = 0x%x, goto exit\n", __func__, pmlmepriv->fw_state);
+ goto exit;
+ }
+ if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
+ rtw_scan_abort(padapter);
+ }
+
+ psecuritypriv->ndisencryptstatus = Ndis802_11EncryptionDisabled;
+ psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
+ psecuritypriv->dot118021XGrpPrivacy = _NO_PRIVACY_;
+ psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open; /* open system */
+ psecuritypriv->ndisauthtype = Ndis802_11AuthModeOpen;
+
+ ret = rtw_cfg80211_set_wpa_version(psecuritypriv, sme->crypto.wpa_versions);
+ if (ret < 0)
+ goto exit;
+
+ ret = rtw_cfg80211_set_auth_type(psecuritypriv, sme->auth_type);
+
+ if (ret < 0)
+ goto exit;
+
+ DBG_8192C("%s, ie_len =%zu\n", __func__, sme->ie_len);
+
+ ret = rtw_cfg80211_set_wpa_ie(padapter, (u8 *)sme->ie, sme->ie_len);
+ if (ret < 0)
+ goto exit;
+
+ if (sme->crypto.n_ciphers_pairwise) {
+ ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.ciphers_pairwise[0], true);
+ if (ret < 0)
+ goto exit;
+ }
+
+ /* For WEP Shared auth */
+ if ((psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Shared
+ || psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_Auto) && sme->key
+ )
+ {
+ u32 wep_key_idx, wep_key_len, wep_total_len;
+ struct ndis_802_11_wep *pwep = NULL;
+ DBG_871X("%s(): Shared/Auto WEP\n", __func__);
+
+ wep_key_idx = sme->key_idx;
+ wep_key_len = sme->key_len;
+
+ if (sme->key_idx > WEP_KEYS) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ if (wep_key_len > 0)
+ {
+ wep_key_len = wep_key_len <= 5 ? 5 : 13;
+ wep_total_len = wep_key_len + FIELD_OFFSET(struct ndis_802_11_wep, KeyMaterial);
+ pwep =(struct ndis_802_11_wep *) rtw_malloc(wep_total_len);
+ if (pwep == NULL) {
+ DBG_871X(" wpa_set_encryption: pwep allocate fail !!!\n");
+ ret = -ENOMEM;
+ goto exit;
+ }
+
+ memset(pwep, 0, wep_total_len);
+
+ pwep->KeyLength = wep_key_len;
+ pwep->Length = wep_total_len;
+
+ if (wep_key_len == 13)
+ {
+ padapter->securitypriv.dot11PrivacyAlgrthm = _WEP104_;
+ padapter->securitypriv.dot118021XGrpPrivacy = _WEP104_;
+ }
+ }
+ else {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ pwep->KeyIndex = wep_key_idx;
+ pwep->KeyIndex |= 0x80000000;
+
+ memcpy(pwep->KeyMaterial, (void *)sme->key, pwep->KeyLength);
+
+ if (rtw_set_802_11_add_wep(padapter, pwep) == (u8)_FAIL)
+ {
+ ret = -EOPNOTSUPP ;
+ }
+
+ kfree((u8 *)pwep);
+
+ if (ret < 0)
+ goto exit;
+ }
+
+ ret = rtw_cfg80211_set_cipher(psecuritypriv, sme->crypto.cipher_group, false);
+ if (ret < 0)
+ return ret;
+
+ if (sme->crypto.n_akm_suites) {
+ ret = rtw_cfg80211_set_key_mgt(psecuritypriv, sme->crypto.akm_suites[0]);
+ if (ret < 0)
+ goto exit;
+ }
+
+ authmode = psecuritypriv->ndisauthtype;
+ rtw_set_802_11_authentication_mode(padapter, authmode);
+
+ /* rtw_set_802_11_encryption_mode(padapter, padapter->securitypriv.ndisencryptstatus); */
+
+ if (rtw_set_802_11_connect(padapter, (u8 *)sme->bssid, &ndis_ssid) == false) {
+ ret = -1;
+ goto exit;
+ }
+
+ DBG_8192C("set ssid:dot11AuthAlgrthm =%d, dot11PrivacyAlgrthm =%d, dot118021XGrpPrivacy =%d\n", psecuritypriv->dot11AuthAlgrthm, psecuritypriv->dot11PrivacyAlgrthm, psecuritypriv->dot118021XGrpPrivacy);
+
+ exit:
+
+ rtw_ps_deny_cancel(padapter, PS_DENY_JOIN);
+
+ DBG_8192C("<=%s, ret %d\n", __func__, ret);
+
+ padapter->mlmepriv.not_indic_disco = false;
+
+ return ret;
+ }
+
+ static int cfg80211_rtw_disconnect(struct wiphy *wiphy, struct net_device *ndev,
+ u16 reason_code)
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ padapter->mlmepriv.not_indic_disco = true;
+
+ rtw_set_to_roam(padapter, 0);
+
+ rtw_scan_abort(padapter);
+ LeaveAllPowerSaveMode(padapter);
+ rtw_disassoc_cmd(padapter, 500, false);
+
+ DBG_871X("%s...call rtw_indicate_disconnect\n", __func__);
+
+ rtw_indicate_disconnect(padapter);
+
+ rtw_free_assoc_resources(padapter, 1);
+ rtw_pwr_wakeup(padapter);
+
+ padapter->mlmepriv.not_indic_disco = false;
+
+ DBG_871X(FUNC_NDEV_FMT" return 0\n", FUNC_NDEV_ARG(ndev));
+ return 0;
+ }
+
+ static int cfg80211_rtw_set_txpower(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ enum nl80211_tx_power_setting type, int mbm)
+ {
+ DBG_8192C("%s\n", __func__);
+ return 0;
+ }
+
+ static int cfg80211_rtw_get_txpower(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ int *dbm)
+ {
+ DBG_8192C("%s\n", __func__);
+
+ *dbm = (12);
+
+ return 0;
+ }
+
+ inline bool rtw_cfg80211_pwr_mgmt(struct adapter *adapter)
+ {
+ struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(adapter);
+ return rtw_wdev_priv->power_mgmt;
+ }
+
+ static int cfg80211_rtw_set_power_mgmt(struct wiphy *wiphy,
+ struct net_device *ndev,
+ bool enabled, int timeout)
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct rtw_wdev_priv *rtw_wdev_priv = adapter_wdev_data(padapter);
+
+ DBG_871X(FUNC_NDEV_FMT" enabled:%u, timeout:%d\n", FUNC_NDEV_ARG(ndev),
+ enabled, timeout);
+
+ rtw_wdev_priv->power_mgmt = enabled;
+
+ if (!enabled)
+ LPS_Leave(padapter, "CFG80211_PWRMGMT");
+
+ return 0;
+ }
+
+ static int cfg80211_rtw_set_pmksa(struct wiphy *wiphy,
+ struct net_device *ndev,
+ struct cfg80211_pmksa *pmksa)
+ {
+ u8 index, blInserted = false;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+ u8 strZeroMacAddress[ ETH_ALEN ] = { 0x00 };
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ if (!memcmp((u8 *)pmksa->bssid, strZeroMacAddress, ETH_ALEN))
+ {
+ return -EINVAL;
+ }
+
+ blInserted = false;
+
+ /* overwrite PMKID */
+ for (index = 0 ; index<NUM_PMKID_CACHE; index++)
+ {
+ if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN))
+ { /* BSSID is matched, the same AP => rewrite with new PMKID. */
+ DBG_871X(FUNC_NDEV_FMT" BSSID exists in the PMKList.\n", FUNC_NDEV_ARG(ndev));
+
+ memcpy(psecuritypriv->PMKIDList[index].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
+ psecuritypriv->PMKIDList[index].bUsed = true;
+ psecuritypriv->PMKIDIndex = index+1;
+ blInserted = true;
+ break;
+ }
+ }
+
+ if (!blInserted)
+ {
+ /* Find a new entry */
+ DBG_871X(FUNC_NDEV_FMT" Use the new entry index = %d for this PMKID.\n",
+ FUNC_NDEV_ARG(ndev), psecuritypriv->PMKIDIndex);
+
+ memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].Bssid, (u8 *)pmksa->bssid, ETH_ALEN);
+ memcpy(psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].PMKID, (u8 *)pmksa->pmkid, WLAN_PMKID_LEN);
+
+ psecuritypriv->PMKIDList[psecuritypriv->PMKIDIndex].bUsed = true;
+ psecuritypriv->PMKIDIndex++ ;
+ if (psecuritypriv->PMKIDIndex == 16)
+ {
+ psecuritypriv->PMKIDIndex = 0;
+ }
+ }
+
+ return 0;
+ }
+
+ static int cfg80211_rtw_del_pmksa(struct wiphy *wiphy,
+ struct net_device *ndev,
+ struct cfg80211_pmksa *pmksa)
+ {
+ u8 index, bMatched = false;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ for (index = 0 ; index<NUM_PMKID_CACHE; index++)
+ {
+ if (!memcmp(psecuritypriv->PMKIDList[index].Bssid, (u8 *)pmksa->bssid, ETH_ALEN))
+ { /* BSSID is matched, the same AP => Remove this PMKID information and reset it. */
+ memset(psecuritypriv->PMKIDList[index].Bssid, 0x00, ETH_ALEN);
+ memset(psecuritypriv->PMKIDList[index].PMKID, 0x00, WLAN_PMKID_LEN);
+ psecuritypriv->PMKIDList[index].bUsed = false;
+ bMatched = true;
+ break;
+ }
+ }
+
+ if (false == bMatched)
+ {
+ DBG_871X(FUNC_NDEV_FMT" do not have matched BSSID\n"
+ , FUNC_NDEV_ARG(ndev));
+ return -EINVAL;
+ }
+
+ return 0;
+ }
+
+ static int cfg80211_rtw_flush_pmksa(struct wiphy *wiphy,
+ struct net_device *ndev)
+ {
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct security_priv *psecuritypriv = &padapter->securitypriv;
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ memset(&psecuritypriv->PMKIDList[ 0 ], 0x00, sizeof(RT_PMKID_LIST) * NUM_PMKID_CACHE);
+ psecuritypriv->PMKIDIndex = 0;
+
+ return 0;
+ }
+
+ void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, uint frame_len)
+ {
+ struct net_device *ndev = padapter->pnetdev;
+
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+
+ {
+ struct station_info sinfo;
+ u8 ie_offset;
+ if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ)
+ ie_offset = _ASOCREQ_IE_OFFSET_;
+ else /* WIFI_REASSOCREQ */
+ ie_offset = _REASOCREQ_IE_OFFSET_;
+
+ sinfo.filled = 0;
+ sinfo.assoc_req_ies = pmgmt_frame + WLAN_HDR_A3_LEN + ie_offset;
+ sinfo.assoc_req_ies_len = frame_len - WLAN_HDR_A3_LEN - ie_offset;
+ cfg80211_new_sta(ndev, GetAddr2Ptr(pmgmt_frame), &sinfo, GFP_ATOMIC);
+ }
+ }
+
+ void rtw_cfg80211_indicate_sta_disassoc(struct adapter *padapter, unsigned char *da, unsigned short reason)
+ {
+ struct net_device *ndev = padapter->pnetdev;
+
+ DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
+
+ cfg80211_del_sta(ndev, da, GFP_ATOMIC);
+ }
+
+ static int rtw_cfg80211_monitor_if_open(struct net_device *ndev)
+ {
+ int ret = 0;
+
+ DBG_8192C("%s\n", __func__);
+
+ return ret;
+ }
+
+ static int rtw_cfg80211_monitor_if_close(struct net_device *ndev)
+ {
+ int ret = 0;
+
+ DBG_8192C("%s\n", __func__);
+
+ return ret;
+ }
+
+ static int rtw_cfg80211_monitor_if_xmit_entry(struct sk_buff *skb, struct net_device *ndev)
+ {
+ int ret = 0;
+ int rtap_len;
+ int qos_len = 0;
+ int dot11_hdr_len = 24;
+ int snap_len = 6;
+ unsigned char *pdata;
+ u16 frame_control;
+ unsigned char src_mac_addr[6];
+ unsigned char dst_mac_addr[6];
+ struct ieee80211_hdr *dot11_hdr;
+ struct ieee80211_radiotap_header *rtap_hdr;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ if (!skb)
+ goto fail;
+
+ rtw_mstat_update(MSTAT_TYPE_SKB, MSTAT_ALLOC_SUCCESS, skb->truesize);
+
+ if (unlikely(skb->len < sizeof(struct ieee80211_radiotap_header)))
+ goto fail;
+
+ rtap_hdr = (struct ieee80211_radiotap_header *)skb->data;
+ if (unlikely(rtap_hdr->it_version))
+ goto fail;
+
+ rtap_len = ieee80211_get_radiotap_len(skb->data);
+ if (unlikely(skb->len < rtap_len))
+ goto fail;
+
+ if (rtap_len != 14)
+ {
+ DBG_8192C("radiotap len (should be 14): %d\n", rtap_len);
+ goto fail;
+ }
+
+ /* Skip the ratio tap header */
+ skb_pull(skb, rtap_len);
+
+ dot11_hdr = (struct ieee80211_hdr *)skb->data;
+ frame_control = le16_to_cpu(dot11_hdr->frame_control);
+ /* Check if the QoS bit is set */
+ if ((frame_control & RTW_IEEE80211_FCTL_FTYPE) == RTW_IEEE80211_FTYPE_DATA) {
+ /* Check if this ia a Wireless Distribution System (WDS) frame
+ * which has 4 MAC addresses
+ */
+ if (frame_control & 0x0080)
+ qos_len = 2;
+ if ((frame_control & 0x0300) == 0x0300)
+ dot11_hdr_len += 6;
+
+ memcpy(dst_mac_addr, dot11_hdr->addr1, sizeof(dst_mac_addr));
+ memcpy(src_mac_addr, dot11_hdr->addr2, sizeof(src_mac_addr));
+
+ /* Skip the 802.11 header, QoS (if any) and SNAP, but leave spaces for
+ * for two MAC addresses
+ */
+ skb_pull(skb, dot11_hdr_len + qos_len + snap_len - sizeof(src_mac_addr) * 2);
+ pdata = (unsigned char*)skb->data;
+ memcpy(pdata, dst_mac_addr, sizeof(dst_mac_addr));
+ memcpy(pdata + sizeof(dst_mac_addr), src_mac_addr, sizeof(src_mac_addr));
+
+ DBG_8192C("should be eapol packet\n");
+
+ /* Use the real net device to transmit the packet */
+ ret = _rtw_xmit_entry(skb, padapter->pnetdev);
+
+ return ret;
+
+ }
+ else if ((frame_control & (RTW_IEEE80211_FCTL_FTYPE|RTW_IEEE80211_FCTL_STYPE))
+ == (RTW_IEEE80211_FTYPE_MGMT|RTW_IEEE80211_STYPE_ACTION)
+ )
+ {
+ /* only for action frames */
+ struct xmit_frame *pmgntframe;
+ struct pkt_attrib *pattrib;
+ unsigned char *pframe;
+ /* u8 category, action, OUI_Subtype, dialogToken = 0; */
+ /* unsigned char *frame_body; */
+ struct ieee80211_hdr *pwlanhdr;
+ struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
+ struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+ u8 *buf = skb->data;
+ u32 len = skb->len;
+ u8 category, action;
+
+ if (rtw_action_frame_parse(buf, len, &category, &action) == false) {
+ DBG_8192C(FUNC_NDEV_FMT" frame_control:0x%x\n", FUNC_NDEV_ARG(ndev),
+ le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control));
+ goto fail;
+ }
+
+ DBG_8192C("RTW_Tx:da ="MAC_FMT" via "FUNC_NDEV_FMT"\n",
+ MAC_ARG(GetAddr1Ptr(buf)), FUNC_NDEV_ARG(ndev));
+ if (category == RTW_WLAN_CATEGORY_PUBLIC)
+ DBG_871X("RTW_Tx:%s\n", action_public_str(action));
+ else
+ DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action);
+
+ /* starting alloc mgmt frame to dump it */
+ if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL)
+ {
+ goto fail;
+ }
+
+ /* update attribute */
+ pattrib = &pmgntframe->attrib;
+ update_mgntframe_attrib(padapter, pattrib);
+ pattrib->retry_ctrl = false;
+
+ memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+ pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+
+ memcpy(pframe, (void*)buf, len);
+ pattrib->pktlen = len;
+
+ pwlanhdr = (struct ieee80211_hdr *)pframe;
+ /* update seq number */
+ pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
+ pattrib->seqnum = pmlmeext->mgnt_seq;
+ pmlmeext->mgnt_seq++;
+
+
+ pattrib->last_txcmdsz = pattrib->pktlen;
+
+ dump_mgntframe(padapter, pmgntframe);
+
+ }
+ else
+ {
+ DBG_8192C("frame_control = 0x%x\n", frame_control & (RTW_IEEE80211_FCTL_FTYPE|RTW_IEEE80211_FCTL_STYPE));
+ }
+
+
+ fail:
+
+ dev_kfree_skb_any(skb);
+
+ return 0;
+
+ }
+
+ static int rtw_cfg80211_monitor_if_set_mac_address(struct net_device *ndev, void *addr)
+ {
+ int ret = 0;
+
+ DBG_8192C("%s\n", __func__);
+
+ return ret;
+ }
+
+ static const struct net_device_ops rtw_cfg80211_monitor_if_ops = {
+ .ndo_open = rtw_cfg80211_monitor_if_open,
+ .ndo_stop = rtw_cfg80211_monitor_if_close,
+ .ndo_start_xmit = rtw_cfg80211_monitor_if_xmit_entry,
+ .ndo_set_mac_address = rtw_cfg80211_monitor_if_set_mac_address,
+ };
+
+ static int rtw_cfg80211_add_monitor_if (struct adapter *padapter, char *name, struct net_device **ndev)
+ {
+ int ret = 0;
+ struct net_device* mon_ndev = NULL;
+ struct wireless_dev* mon_wdev = NULL;
+ struct rtw_netdev_priv_indicator *pnpi;
+ struct rtw_wdev_priv *pwdev_priv = adapter_wdev_data(padapter);
+
+ if (!name) {
+ DBG_871X(FUNC_ADPT_FMT" without specific name\n", FUNC_ADPT_ARG(padapter));
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (pwdev_priv->pmon_ndev) {
+ DBG_871X(FUNC_ADPT_FMT" monitor interface exist: "NDEV_FMT"\n",
+ FUNC_ADPT_ARG(padapter), NDEV_ARG(pwdev_priv->pmon_ndev));
+ ret = -EBUSY;
+ goto out;
+ }
+
+ mon_ndev = alloc_etherdev(sizeof(struct rtw_netdev_priv_indicator));
+ if (!mon_ndev) {
+ DBG_871X(FUNC_ADPT_FMT" allocate ndev fail\n", FUNC_ADPT_ARG(padapter));
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
+ strncpy(mon_ndev->name, name, IFNAMSIZ);
+ mon_ndev->name[IFNAMSIZ - 1] = 0;
+ mon_ndev->destructor = rtw_ndev_destructor;
+
+ mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
+
+ pnpi = netdev_priv(mon_ndev);
+ pnpi->priv = padapter;
+ pnpi->sizeof_priv = sizeof(struct adapter);
+
+ /* wdev */
+ mon_wdev = (struct wireless_dev *)rtw_zmalloc(sizeof(struct wireless_dev));
+ if (!mon_wdev) {
+ DBG_871X(FUNC_ADPT_FMT" allocate mon_wdev fail\n", FUNC_ADPT_ARG(padapter));
+ ret = -ENOMEM;
+ goto out;
+ }
+
+ mon_wdev->wiphy = padapter->rtw_wdev->wiphy;
+ mon_wdev->netdev = mon_ndev;
+ mon_wdev->iftype = NL80211_IFTYPE_MONITOR;
+ mon_ndev->ieee80211_ptr = mon_wdev;
+
+ ret = register_netdevice(mon_ndev);
+ if (ret) {
+ goto out;
+ }
+
+ *ndev = pwdev_priv->pmon_ndev = mon_ndev;
+ memcpy(pwdev_priv->ifname_mon, name, IFNAMSIZ+1);
+
+ out:
+ if (ret && mon_wdev) {
+ kfree((u8 *)mon_wdev);
+ mon_wdev = NULL;
+ }
+
+ if (ret && mon_ndev) {
+ free_netdev(mon_ndev);
+ *ndev = mon_ndev = NULL;
+ }
+
+ return ret;
+ }
+
+ static struct wireless_dev *
+ cfg80211_rtw_add_virtual_intf(
+ struct wiphy *wiphy,
+ const char *name,
+ unsigned char name_assign_type,
- wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
++ enum nl80211_iftype type, struct vif_params *params)
+ {
+ int ret = 0;
+ struct net_device* ndev = NULL;
+ struct adapter *padapter = wiphy_to_adapter(wiphy);
+
+ DBG_871X(FUNC_ADPT_FMT " wiphy:%s, name:%s, type:%d\n",
+ FUNC_ADPT_ARG(padapter), wiphy_name(wiphy), name, type);
+
+ switch (type) {
+ case NL80211_IFTYPE_ADHOC:
+ case NL80211_IFTYPE_AP_VLAN:
+ case NL80211_IFTYPE_WDS:
+ case NL80211_IFTYPE_MESH_POINT:
+ ret = -ENODEV;
+ break;
+ case NL80211_IFTYPE_MONITOR:
+ ret = rtw_cfg80211_add_monitor_if(padapter, (char *)name, &ndev);
+ break;
+ case NL80211_IFTYPE_P2P_CLIENT:
+ case NL80211_IFTYPE_STATION:
+ ret = -ENODEV;
+ break;
+ case NL80211_IFTYPE_P2P_GO:
+ case NL80211_IFTYPE_AP:
+ ret = -ENODEV;
+ break;
+ default:
+ ret = -ENODEV;
+ DBG_871X("Unsupported interface type\n");
+ break;
+ }
+
+ DBG_871X(FUNC_ADPT_FMT" ndev:%p, ret:%d\n", FUNC_ADPT_ARG(padapter), ndev, ret);
+
+ return ndev ? ndev->ieee80211_ptr : ERR_PTR(ret);
+ }
+
+ static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy,
+ struct wireless_dev *wdev
+ )
+ {
+ struct net_device *ndev = wdev_to_ndev(wdev);
+ int ret = 0;
+ struct adapter *adapter;
+ struct rtw_wdev_priv *pwdev_priv;
+
+ if (!ndev) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ adapter = (struct adapter *)rtw_netdev_priv(ndev);
+ pwdev_priv = adapter_wdev_data(adapter);
+
+ unregister_netdevice(ndev);
+
+ if (ndev == pwdev_priv->pmon_ndev) {
+ pwdev_priv->pmon_ndev = NULL;
+ pwdev_priv->ifname_mon[0] = '\0';
+ DBG_871X(FUNC_NDEV_FMT" remove monitor interface\n", FUNC_NDEV_ARG(ndev));
+ }
+
+ exit:
+ return ret;
+ }
+
+ static int rtw_add_beacon(struct adapter *adapter, const u8 *head, size_t head_len, const u8 *tail, size_t tail_len)
+ {
+ int ret = 0;
+ u8 *pbuf = NULL;
+ uint len, wps_ielen = 0;
+ struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
+
+ DBG_8192C("%s beacon_head_len =%zu, beacon_tail_len =%zu\n", __func__, head_len, tail_len);
+
+ if (check_fwstate(pmlmepriv, WIFI_AP_STATE) != true)
+ return -EINVAL;
+
+ if (head_len<24)
+ return -EINVAL;
+
+ pbuf = rtw_zmalloc(head_len+tail_len);
+ if (!pbuf)
+ return -ENOMEM;
+
+ memcpy(pbuf, (void *)head+24, head_len-24);/* 24 =beacon header len. */
+ memcpy(pbuf+head_len-24, (void *)tail, tail_len);
+
+ len = head_len+tail_len-24;
+
+ /* check wps ie if inclued */
+ if (rtw_get_wps_ie(pbuf+_FIXED_IE_LENGTH_, len-_FIXED_IE_LENGTH_, NULL, &wps_ielen))
+ DBG_8192C("add bcn, wps_ielen =%d\n", wps_ielen);
+
+ /* pbss_network->IEs will not include p2p_ie, wfd ie */
+ rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, P2P_OUI, 4);
+ rtw_ies_remove_ie(pbuf, &len, _BEACON_IE_OFFSET_, _VENDOR_SPECIFIC_IE_, WFD_OUI, 4);
+
+ if (rtw_check_beacon_data(adapter, pbuf, len) == _SUCCESS)
+ {
+ ret = 0;
+ }
+ else
+ {
+ ret = -EINVAL;
+ }
+
+
+ kfree(pbuf);
+
+ return ret;
+ }
+
+ static int cfg80211_rtw_start_ap(struct wiphy *wiphy, struct net_device *ndev,
+ struct cfg80211_ap_settings *settings)
+ {
+ int ret = 0;
+ struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev);
+
+ DBG_871X(FUNC_NDEV_FMT" hidden_ssid:%d, auth_type:%d\n", FUNC_NDEV_ARG(ndev),
+ settings->hidden_ssid, settings->auth_type);
+
+ ret = rtw_add_beacon(adapter, settings->beacon.head, settings->beacon.head_len,
+ settings->beacon.tail, settings->beacon.tail_len);
+
+ adapter->mlmeextpriv.mlmext_info.hidden_ssid_mode = settings->hidden_ssid;
+
+ if (settings->ssid && settings->ssid_len) {
+ struct wlan_bssid_ex *pbss_network = &adapter->mlmepriv.cur_network.network;
+ struct wlan_bssid_ex *pbss_network_ext = &adapter->mlmeextpriv.mlmext_info.network;
+
+ memcpy(pbss_network->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
+ pbss_network->Ssid.SsidLength = settings->ssid_len;
+ memcpy(pbss_network_ext->Ssid.Ssid, (void *)settings->ssid, settings->ssid_len);
+ pbss_network_ext->Ssid.SsidLength = settings->ssid_len;
+ }
+
+ return ret;
+ }
+
+ static int cfg80211_rtw_change_beacon(struct wiphy *wiphy, struct net_device *ndev,
+ struct cfg80211_beacon_data *info)
+ {
+ int ret = 0;
+ struct adapter *adapter = (struct adapter *)rtw_netdev_priv(ndev);
+
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ ret = rtw_add_beacon(adapter, info->head, info->head_len, info->tail, info->tail_len);
+
+ return ret;
+ }
+
+ static int cfg80211_rtw_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
+ {
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+ return 0;
+ }
+
+ static int cfg80211_rtw_add_station(struct wiphy *wiphy, struct net_device *ndev,
+ const u8 *mac,
+ struct station_parameters *params)
+ {
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ return 0;
+ }
+
+ static int cfg80211_rtw_del_station(struct wiphy *wiphy, struct net_device *ndev,
+ struct station_del_parameters *params)
+ {
+ int ret = 0;
+ struct list_head *phead, *plist;
+ u8 updated = false;
+ struct sta_info *psta = NULL;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+ struct sta_priv *pstapriv = &padapter->stapriv;
+ const u8 *mac = params->mac;
+
+ DBG_871X("+"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ if (check_fwstate(pmlmepriv, (_FW_LINKED|WIFI_AP_STATE)) != true)
+ {
+ DBG_8192C("%s, fw_state != FW_LINKED|WIFI_AP_STATE\n", __func__);
+ return -EINVAL;
+ }
+
+
+ if (!mac)
+ {
+ DBG_8192C("flush all sta, and cam_entry\n");
+
+ flush_all_cam_entry(padapter); /* clear CAM */
+
+ ret = rtw_sta_flush(padapter);
+
+ return ret;
+ }
+
+
+ DBG_8192C("free sta macaddr =" MAC_FMT "\n", MAC_ARG(mac));
+
+ if (mac[0] == 0xff && mac[1] == 0xff &&
+ mac[2] == 0xff && mac[3] == 0xff &&
+ mac[4] == 0xff && mac[5] == 0xff)
+ {
+ return -EINVAL;
+ }
+
+
+ spin_lock_bh(&pstapriv->asoc_list_lock);
+
+ phead = &pstapriv->asoc_list;
+ plist = get_next(phead);
+
+ /* check asoc_queue */
+ while (phead != plist)
+ {
+ psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+
+ plist = get_next(plist);
+
+ if (!memcmp((u8 *)mac, psta->hwaddr, ETH_ALEN))
+ {
+ if (psta->dot8021xalg == 1 && psta->bpairwise_key_installed == false)
+ {
+ DBG_8192C("%s, sta's dot8021xalg = 1 and key_installed = false\n", __func__);
+ }
+ else
+ {
+ DBG_8192C("free psta =%p, aid =%d\n", psta, psta->aid);
+
+ list_del_init(&psta->asoc_list);
+ pstapriv->asoc_list_cnt--;
+
+ updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
+
+ psta = NULL;
+
+ break;
+ }
+
+ }
+
+ }
+
+ spin_unlock_bh(&pstapriv->asoc_list_lock);
+
+ associated_clients_update(padapter, updated);
+
+ DBG_871X("-"FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ return ret;
+
+ }
+
+ static int cfg80211_rtw_change_station(struct wiphy *wiphy, struct net_device *ndev,
+ const u8 *mac, struct station_parameters *params)
+ {
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ return 0;
+ }
+
+ static struct sta_info *rtw_sta_info_get_by_idx(const int idx, struct sta_priv *pstapriv)
+
+ {
+ struct list_head *phead, *plist;
+ struct sta_info *psta = NULL;
+ int i = 0;
+
+ phead = &pstapriv->asoc_list;
+ plist = get_next(phead);
+
+ /* check asoc_queue */
+ while (phead != plist)
+ {
+ if (idx == i) psta = LIST_CONTAINOR(plist, struct sta_info, asoc_list);
+ plist = get_next(plist);
+ i++;
+ }
+ return psta;
+ }
+
+ static int cfg80211_rtw_dump_station(struct wiphy *wiphy, struct net_device *ndev,
+ int idx, u8 *mac, struct station_info *sinfo)
+ {
+
+ int ret = 0;
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ struct sta_info *psta = NULL;
+ struct sta_priv *pstapriv = &padapter->stapriv;
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+
+ spin_lock_bh(&pstapriv->asoc_list_lock);
+ psta = rtw_sta_info_get_by_idx(idx, pstapriv);
+ spin_unlock_bh(&pstapriv->asoc_list_lock);
+ if (NULL == psta)
+ {
+ DBG_871X("Station is not found\n");
+ ret = -ENOENT;
+ goto exit;
+ }
+ memcpy(mac, psta->hwaddr, ETH_ALEN);
+ sinfo->filled = BIT(NL80211_STA_INFO_SIGNAL);
+ sinfo->signal = psta->rssi;
+
+ exit:
+ return ret;
+ }
+
+ static int cfg80211_rtw_change_bss(struct wiphy *wiphy, struct net_device *ndev,
+ struct bss_parameters *params)
+ {
+ DBG_871X(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(ndev));
+ return 0;
+ }
+
+ void rtw_cfg80211_rx_action(struct adapter *adapter, u8 *frame, uint frame_len, const char*msg)
+ {
+ s32 freq;
+ int channel;
+ u8 category, action;
+
+ channel = rtw_get_oper_ch(adapter);
+
+ rtw_action_frame_parse(frame, frame_len, &category, &action);
+
+ DBG_8192C("RTW_Rx:cur_ch =%d\n", channel);
+ if (msg)
+ DBG_871X("RTW_Rx:%s\n", msg);
+ else
+ DBG_871X("RTW_Rx:category(%u), action(%u)\n", category, action);
+
+ freq = rtw_ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
+
+ rtw_cfg80211_rx_mgmt(adapter, freq, 0, frame, frame_len, GFP_ATOMIC);
+ }
+
+ static int _cfg80211_rtw_mgmt_tx(struct adapter *padapter, u8 tx_ch, const u8 *buf, size_t len)
+ {
+ struct xmit_frame *pmgntframe;
+ struct pkt_attrib *pattrib;
+ unsigned char *pframe;
+ int ret = _FAIL;
+ bool ack = true;
+ struct ieee80211_hdr *pwlanhdr;
+ struct xmit_priv *pxmitpriv = &(padapter->xmitpriv);
+ struct mlme_ext_priv *pmlmeext = &(padapter->mlmeextpriv);
+
+ rtw_set_scan_deny(padapter, 1000);
+
+ rtw_scan_abort(padapter);
+ if (tx_ch != rtw_get_oper_ch(padapter)) {
+ if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED))
+ pmlmeext->cur_channel = tx_ch;
+ set_channel_bwmode(padapter, tx_ch, HAL_PRIME_CHNL_OFFSET_DONT_CARE, CHANNEL_WIDTH_20);
+ }
+
+ /* starting alloc mgmt frame to dump it */
+ if ((pmgntframe = alloc_mgtxmitframe(pxmitpriv)) == NULL)
+ {
+ /* ret = -ENOMEM; */
+ ret = _FAIL;
+ goto exit;
+ }
+
+ /* update attribute */
+ pattrib = &pmgntframe->attrib;
+ update_mgntframe_attrib(padapter, pattrib);
+ pattrib->retry_ctrl = false;
+
+ memset(pmgntframe->buf_addr, 0, WLANHDR_OFFSET + TXDESC_OFFSET);
+
+ pframe = (u8 *)(pmgntframe->buf_addr) + TXDESC_OFFSET;
+
+ memcpy(pframe, (void*)buf, len);
+ pattrib->pktlen = len;
+
+ pwlanhdr = (struct ieee80211_hdr *)pframe;
+ /* update seq number */
+ pmlmeext->mgnt_seq = GetSequence(pwlanhdr);
+ pattrib->seqnum = pmlmeext->mgnt_seq;
+ pmlmeext->mgnt_seq++;
+
+ pattrib->last_txcmdsz = pattrib->pktlen;
+
+ if (dump_mgntframe_and_wait_ack(padapter, pmgntframe) != _SUCCESS)
+ {
+ ack = false;
+ ret = _FAIL;
+
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("%s, ack == _FAIL\n", __func__);
+ #endif
+ }
+ else
+ {
+
+ msleep(50);
+
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("%s, ack =%d, ok!\n", __func__, ack);
+ #endif
+ ret = _SUCCESS;
+ }
+
+ exit:
+
+ #ifdef DEBUG_CFG80211
+ DBG_8192C("%s, ret =%d\n", __func__, ret);
+ #endif
+
+ return ret;
+
+ }
+
+ static int cfg80211_rtw_mgmt_tx(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ struct cfg80211_mgmt_tx_params *params,
+ u64 *cookie)
+ {
+ struct net_device *ndev = wdev_to_ndev(wdev);
+ struct ieee80211_channel *chan = params->chan;
+ const u8 *buf = params->buf;
+ size_t len = params->len;
+ int ret = 0;
+ int tx_ret;
+ u32 dump_limit = RTW_MAX_MGMT_TX_CNT;
+ u32 dump_cnt = 0;
+ bool ack = true;
+ u8 tx_ch = (u8)ieee80211_frequency_to_channel(chan->center_freq);
+ u8 category, action;
+ int type = (-1);
+ struct adapter *padapter;
+ struct rtw_wdev_priv *pwdev_priv;
+
+ if (ndev == NULL) {
+ ret = -EINVAL;
+ goto exit;
+ }
+
+ padapter = (struct adapter *)rtw_netdev_priv(ndev);
+ pwdev_priv = adapter_wdev_data(padapter);
+
+ /* cookie generation */
+ *cookie = (unsigned long) buf;
+
+ #ifdef DEBUG_CFG80211
+ DBG_871X(FUNC_ADPT_FMT" len =%zu, ch =%d"
+ "\n", FUNC_ADPT_ARG(padapter),
+ len, tx_ch
+ );
+ #endif /* DEBUG_CFG80211 */
+
+ /* indicate ack before issue frame to avoid racing with rsp frame */
+ rtw_cfg80211_mgmt_tx_status(padapter, *cookie, buf, len, ack, GFP_KERNEL);
+
+ if (rtw_action_frame_parse(buf, len, &category, &action) == false) {
+ DBG_8192C(FUNC_ADPT_FMT" frame_control:0x%x\n", FUNC_ADPT_ARG(padapter),
+ le16_to_cpu(((struct ieee80211_hdr_3addr *)buf)->frame_control));
+ goto exit;
+ }
+
+ DBG_8192C("RTW_Tx:tx_ch =%d, da ="MAC_FMT"\n", tx_ch, MAC_ARG(GetAddr1Ptr(buf)));
+ if (category == RTW_WLAN_CATEGORY_PUBLIC)
+ DBG_871X("RTW_Tx:%s\n", action_public_str(action));
+ else
+ DBG_871X("RTW_Tx:category(%u), action(%u)\n", category, action);
+
+ rtw_ps_deny(padapter, PS_DENY_MGNT_TX);
+ if (_FAIL == rtw_pwr_wakeup(padapter)) {
+ ret = -EFAULT;
+ goto cancel_ps_deny;
+ }
+
+ do {
+ dump_cnt++;
+ tx_ret = _cfg80211_rtw_mgmt_tx(padapter, tx_ch, buf, len);
+ } while (dump_cnt < dump_limit && tx_ret != _SUCCESS);
+
+ if (tx_ret != _SUCCESS || dump_cnt > 1) {
+ DBG_871X(FUNC_ADPT_FMT" %s (%d/%d)\n", FUNC_ADPT_ARG(padapter),
+ tx_ret == _SUCCESS?"OK":"FAIL", dump_cnt, dump_limit);
+ }
+
+ switch (type) {
+ case P2P_GO_NEGO_CONF:
+ rtw_clear_scan_deny(padapter);
+ break;
+ case P2P_INVIT_RESP:
+ if (pwdev_priv->invit_info.flags & BIT(0)
+ && pwdev_priv->invit_info.status == 0)
+ {
+ DBG_871X(FUNC_ADPT_FMT" agree with invitation of persistent group\n",
+ FUNC_ADPT_ARG(padapter));
+ rtw_set_scan_deny(padapter, 5000);
+ rtw_pwr_wakeup_ex(padapter, 5000);
+ rtw_clear_scan_deny(padapter);
+ }
+ break;
+ }
+
+ cancel_ps_deny:
+ rtw_ps_deny_cancel(padapter, PS_DENY_MGNT_TX);
+ exit:
+ return ret;
+ }
+
+ static void cfg80211_rtw_mgmt_frame_register(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ u16 frame_type, bool reg)
+ {
+ struct net_device *ndev = wdev_to_ndev(wdev);
+ struct adapter *adapter;
+
+ if (ndev == NULL)
+ goto exit;
+
+ adapter = (struct adapter *)rtw_netdev_priv(ndev);
+
+ #ifdef DEBUG_CFG80211
+ DBG_871X(FUNC_ADPT_FMT" frame_type:%x, reg:%d\n", FUNC_ADPT_ARG(adapter),
+ frame_type, reg);
+ #endif
+
+ if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
+ return;
+ exit:
+ return;
+ }
+
+ #if defined(CONFIG_PNO_SUPPORT)
+ static int cfg80211_rtw_sched_scan_start(struct wiphy *wiphy,
+ struct net_device *dev,
+ struct cfg80211_sched_scan_request *request) {
+
+ struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
+ struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
+ u8 ret;
+
+ if (padapter->bup == false) {
+ DBG_871X("%s: net device is down.\n", __func__);
+ return -EIO;
+ }
+
+ if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true ||
+ check_fwstate(pmlmepriv, _FW_LINKED) == true ||
+ check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
+ DBG_871X("%s: device is busy.\n", __func__);
+ rtw_scan_abort(padapter);
+ }
+
+ if (request == NULL) {
+ DBG_871X("%s: invalid cfg80211_requests parameters.\n", __func__);
+ return -EINVAL;
+ }
+
+ ret = rtw_android_cfg80211_pno_setup(dev, request->ssids,
+ request->n_ssids, request->interval);
+
+ if (ret < 0) {
+ DBG_871X("%s ret: %d\n", __func__, ret);
+ goto exit;
+ }
+
+ ret = rtw_android_pno_enable(dev, true);
+ if (ret < 0) {
+ DBG_871X("%s ret: %d\n", __func__, ret);
+ goto exit;
+ }
+ exit:
+ return ret;
+ }
+
+ static int cfg80211_rtw_sched_scan_stop(struct wiphy *wiphy,
+ struct net_device *dev) {
+ return rtw_android_pno_enable(dev, false);
+ }
+ #endif /* CONFIG_PNO_SUPPORT */
+
+ static void rtw_cfg80211_init_ht_capab(struct ieee80211_sta_ht_cap *ht_cap, enum nl80211_band band, u8 rf_type)
+ {
+
+ #define MAX_BIT_RATE_40MHZ_MCS15 300 /* Mbps */
+ #define MAX_BIT_RATE_40MHZ_MCS7 150 /* Mbps */
+
+ ht_cap->ht_supported = true;
+
+ ht_cap->cap = IEEE80211_HT_CAP_SUP_WIDTH_20_40 |
+ IEEE80211_HT_CAP_SGI_40 | IEEE80211_HT_CAP_SGI_20 |
+ IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU;
+
+ /*
+ *Maximum length of AMPDU that the STA can receive.
+ *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets)
+ */
+ ht_cap->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;
+
+ /*Minimum MPDU start spacing , */
+ ht_cap->ampdu_density = IEEE80211_HT_MPDU_DENSITY_16;
+
+ ht_cap->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
+
+ /*
+ *hw->wiphy->bands[NL80211_BAND_2GHZ]
+ *base on ant_num
+ *rx_mask: RX mask
+ *if rx_ant = 1 rx_mask[0]= 0xff;==>MCS0-MCS7
+ *if rx_ant =2 rx_mask[1]= 0xff;==>MCS8-MCS15
+ *if rx_ant >=3 rx_mask[2]= 0xff;
+ *if BW_40 rx_mask[4]= 0x01;
+ *highest supported RX rate
+ */
+ if (rf_type == RF_1T1R)
+ {
+ ht_cap->mcs.rx_mask[0] = 0xFF;
+ ht_cap->mcs.rx_mask[1] = 0x00;
+ ht_cap->mcs.rx_mask[4] = 0x01;
+
+ ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS7);
+ }
+ else if ((rf_type == RF_1T2R) || (rf_type ==RF_2T2R))
+ {
+ ht_cap->mcs.rx_mask[0] = 0xFF;
+ ht_cap->mcs.rx_mask[1] = 0xFF;
+ ht_cap->mcs.rx_mask[4] = 0x01;
+
+ ht_cap->mcs.rx_highest = cpu_to_le16(MAX_BIT_RATE_40MHZ_MCS15);
+ }
+ else
+ {
+ DBG_8192C("%s, error rf_type =%d\n", __func__, rf_type);
+ }
+
+ }
+
+ void rtw_cfg80211_init_wiphy(struct adapter *padapter)
+ {
+ u8 rf_type;
+ struct ieee80211_supported_band *bands;
+ struct wireless_dev *pwdev = padapter->rtw_wdev;
+ struct wiphy *wiphy = pwdev->wiphy;
+
+ rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
+
+ DBG_8192C("%s:rf_type =%d\n", __func__, rf_type);
+
+ {
+ bands = wiphy->bands[NL80211_BAND_2GHZ];
+ if (bands)
+ rtw_cfg80211_init_ht_capab(&bands->ht_cap, NL80211_BAND_2GHZ, rf_type);
+ }
+
+ /* init regulary domain */
+ rtw_regd_init(padapter, rtw_reg_notifier);
+
+ /* copy mac_addr to wiphy */
+ memcpy(wiphy->perm_addr, padapter->eeprompriv.mac_addr, ETH_ALEN);
+
+ }
+
+ static void rtw_cfg80211_preinit_wiphy(struct adapter *padapter, struct wiphy *wiphy)
+ {
+
+ wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
+
+ wiphy->max_scan_ssids = RTW_SSID_SCAN_AMOUNT;
+ wiphy->max_scan_ie_len = RTW_SCAN_IE_LEN_MAX;
+ wiphy->max_num_pmkids = RTW_MAX_NUM_PMKIDS;
+
+ wiphy->max_remain_on_channel_duration = RTW_MAX_REMAIN_ON_CHANNEL_DURATION;
+
+ wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
+ | BIT(NL80211_IFTYPE_ADHOC)
+ | BIT(NL80211_IFTYPE_AP)
+ | BIT(NL80211_IFTYPE_MONITOR)
+ ;
+
+ wiphy->mgmt_stypes = rtw_cfg80211_default_mgmt_stypes;
+
+ wiphy->software_iftypes |= BIT(NL80211_IFTYPE_MONITOR);
+
+ wiphy->cipher_suites = rtw_cipher_suites;
+ wiphy->n_cipher_suites = ARRAY_SIZE(rtw_cipher_suites);
+
+ /* if (padapter->registrypriv.wireless_mode & WIRELESS_11G) */
+ wiphy->bands[NL80211_BAND_2GHZ] = rtw_spt_band_alloc(NL80211_BAND_2GHZ);
+
+ wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
+ wiphy->flags |= WIPHY_FLAG_OFFCHAN_TX | WIPHY_FLAG_HAVE_AP_SME;
+
+ #if defined(CONFIG_PM)
++ wiphy->max_sched_scan_reqs = 1;
+ #ifdef CONFIG_PNO_SUPPORT
+ wiphy->max_sched_scan_ssids = MAX_PNO_LIST_COUNT;
+ #endif
+ #endif
+
+ #if defined(CONFIG_PM)
+ wiphy->wowlan = &wowlan_stub;
+ #endif
+
+ if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
+ wiphy->flags |= WIPHY_FLAG_PS_ON_BY_DEFAULT;
+ else
+ wiphy->flags &= ~WIPHY_FLAG_PS_ON_BY_DEFAULT;
+ }
+
+ static struct cfg80211_ops rtw_cfg80211_ops = {
+ .change_virtual_intf = cfg80211_rtw_change_iface,
+ .add_key = cfg80211_rtw_add_key,
+ .get_key = cfg80211_rtw_get_key,
+ .del_key = cfg80211_rtw_del_key,
+ .set_default_key = cfg80211_rtw_set_default_key,
+ .get_station = cfg80211_rtw_get_station,
+ .scan = cfg80211_rtw_scan,
+ .set_wiphy_params = cfg80211_rtw_set_wiphy_params,
+ .connect = cfg80211_rtw_connect,
+ .disconnect = cfg80211_rtw_disconnect,
+ .join_ibss = cfg80211_rtw_join_ibss,
+ .leave_ibss = cfg80211_rtw_leave_ibss,
+ .set_tx_power = cfg80211_rtw_set_txpower,
+ .get_tx_power = cfg80211_rtw_get_txpower,
+ .set_power_mgmt = cfg80211_rtw_set_power_mgmt,
+ .set_pmksa = cfg80211_rtw_set_pmksa,
+ .del_pmksa = cfg80211_rtw_del_pmksa,
+ .flush_pmksa = cfg80211_rtw_flush_pmksa,
+
+ .add_virtual_intf = cfg80211_rtw_add_virtual_intf,
+ .del_virtual_intf = cfg80211_rtw_del_virtual_intf,
+
+ .start_ap = cfg80211_rtw_start_ap,
+ .change_beacon = cfg80211_rtw_change_beacon,
+ .stop_ap = cfg80211_rtw_stop_ap,
+
+ .add_station = cfg80211_rtw_add_station,
+ .del_station = cfg80211_rtw_del_station,
+ .change_station = cfg80211_rtw_change_station,
+ .dump_station = cfg80211_rtw_dump_station,
+ .change_bss = cfg80211_rtw_change_bss,
+
+ .mgmt_tx = cfg80211_rtw_mgmt_tx,
+ .mgmt_frame_register = cfg80211_rtw_mgmt_frame_register,
+
+ #if defined(CONFIG_PNO_SUPPORT)
+ .sched_scan_start = cfg80211_rtw_sched_scan_start,
+ .sched_scan_stop = cfg80211_rtw_sched_scan_stop,
+ #endif /* CONFIG_PNO_SUPPORT */
+ };
+
+ int rtw_wdev_alloc(struct adapter *padapter, struct device *dev)
+ {
+ int ret = 0;
+ struct wiphy *wiphy;
+ struct wireless_dev *wdev;
+ struct rtw_wdev_priv *pwdev_priv;
+ struct net_device *pnetdev = padapter->pnetdev;
+
+ DBG_8192C("%s(padapter =%p)\n", __func__, padapter);
+
+ /* wiphy */
+ wiphy = wiphy_new(&rtw_cfg80211_ops, sizeof(struct adapter *));
+ if (!wiphy) {
+ DBG_8192C("Couldn't allocate wiphy device\n");
+ ret = -ENOMEM;
+ goto exit;
+ }
+ set_wiphy_dev(wiphy, dev);
+ *((struct adapter **)wiphy_priv(wiphy)) = padapter;
+ rtw_cfg80211_preinit_wiphy(padapter, wiphy);
+
+ ret = wiphy_register(wiphy);
+ if (ret < 0) {
+ DBG_8192C("Couldn't register wiphy device\n");
+ goto free_wiphy;
+ }
+
+ /* wdev */
+ wdev = (struct wireless_dev *)rtw_zmalloc(sizeof(struct wireless_dev));
+ if (!wdev) {
+ DBG_8192C("Couldn't allocate wireless device\n");
+ ret = -ENOMEM;
+ goto unregister_wiphy;
+ }
+ wdev->wiphy = wiphy;
+ wdev->netdev = pnetdev;
+
+ wdev->iftype = NL80211_IFTYPE_STATION; /* will be init in rtw_hal_init() */
+ /* Must sync with _rtw_init_mlme_priv() */
+ /* pmlmepriv->fw_state = WIFI_STATION_STATE */
+ padapter->rtw_wdev = wdev;
+ pnetdev->ieee80211_ptr = wdev;
+
+ /* init pwdev_priv */
+ pwdev_priv = adapter_wdev_data(padapter);
+ pwdev_priv->rtw_wdev = wdev;
+ pwdev_priv->pmon_ndev = NULL;
+ pwdev_priv->ifname_mon[0] = '\0';
+ pwdev_priv->padapter = padapter;
+ pwdev_priv->scan_request = NULL;
+ spin_lock_init(&pwdev_priv->scan_req_lock);
+
+ pwdev_priv->p2p_enabled = false;
+ pwdev_priv->provdisc_req_issued = false;
+ rtw_wdev_invit_info_init(&pwdev_priv->invit_info);
+ rtw_wdev_nego_info_init(&pwdev_priv->nego_info);
+
+ pwdev_priv->bandroid_scan = false;
+
+ if (padapter->registrypriv.power_mgnt != PS_MODE_ACTIVE)
+ pwdev_priv->power_mgmt = true;
+ else
+ pwdev_priv->power_mgmt = false;
+ kfree((u8 *)wdev);
+
+ return ret;
+
+ unregister_wiphy:
+ wiphy_unregister(wiphy);
+ free_wiphy:
+ wiphy_free(wiphy);
+ exit:
+ return ret;
+
+ }
+
+ void rtw_wdev_free(struct wireless_dev *wdev)
+ {
+ DBG_8192C("%s(wdev =%p)\n", __func__, wdev);
+
+ if (!wdev)
+ return;
+
+ rtw_spt_band_free(wdev->wiphy->bands[NL80211_BAND_2GHZ]);
+
+ wiphy_free(wdev->wiphy);
+
+ kfree((u8 *)wdev);
+ }
+
+ void rtw_wdev_unregister(struct wireless_dev *wdev)
+ {
+ struct net_device *ndev;
+ struct adapter *adapter;
+ struct rtw_wdev_priv *pwdev_priv;
+
+ DBG_8192C("%s(wdev =%p)\n", __func__, wdev);
+
+ if (!wdev)
+ return;
+
+ if (!(ndev = wdev_to_ndev(wdev)))
+ return;
+
+ adapter = (struct adapter *)rtw_netdev_priv(ndev);
+ pwdev_priv = adapter_wdev_data(adapter);
+
+ rtw_cfg80211_indicate_scan_done(adapter, true);
+
+ if (pwdev_priv->pmon_ndev) {
+ DBG_8192C("%s, unregister monitor interface\n", __func__);
+ unregister_netdev(pwdev_priv->pmon_ndev);
+ }
+
+ wiphy_unregister(wdev->wiphy);
+ }
projects / linux.git / commitdiff