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Diffstat (limited to 'linux-core/drm_agpsupport.c')
-rw-r--r--linux-core/drm_agpsupport.c213
1 files changed, 79 insertions, 134 deletions
diff --git a/linux-core/drm_agpsupport.c b/linux-core/drm_agpsupport.c
index f134563a..b68efc64 100644
--- a/linux-core/drm_agpsupport.c
+++ b/linux-core/drm_agpsupport.c
@@ -40,7 +40,7 @@
* Get AGP information.
*
* \param inode device inode.
- * \param filp file pointer.
+ * \param file_priv DRM file private.
* \param cmd command.
* \param arg pointer to a (output) drm_agp_info structure.
* \return zero on success or a negative number on failure.
@@ -48,7 +48,7 @@
* Verifies the AGP device has been initialized and acquired and fills in the
* drm_agp_info structure with the information in drm_agp_head::agp_info.
*/
-int drm_agp_info(drm_device_t * dev, drm_agp_info_t *info)
+int drm_agp_info(struct drm_device * dev, struct drm_agp_info *info)
{
DRM_AGP_KERN *kern;
@@ -70,20 +70,16 @@ int drm_agp_info(drm_device_t * dev, drm_agp_info_t *info)
}
EXPORT_SYMBOL(drm_agp_info);
-int drm_agp_info_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_info_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_agp_info_t info;
+ struct drm_agp_info *info = data;
int err;
- err = drm_agp_info(dev, &info);
+ err = drm_agp_info(dev, info);
if (err)
return err;
-
- if (copy_to_user((drm_agp_info_t __user *) arg, &info, sizeof(info)))
- return -EFAULT;
+
return 0;
}
@@ -96,7 +92,7 @@ int drm_agp_info_ioctl(struct inode *inode, struct file *filp,
* Verifies the AGP device hasn't been acquired before and calls
* \c agp_backend_acquire.
*/
-int drm_agp_acquire(drm_device_t * dev)
+int drm_agp_acquire(struct drm_device * dev)
{
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,11)
int retcode;
@@ -123,7 +119,7 @@ EXPORT_SYMBOL(drm_agp_acquire);
* Acquire the AGP device (ioctl).
*
* \param inode device inode.
- * \param filp file pointer.
+ * \param file_priv DRM file private.
* \param cmd command.
* \param arg user argument.
* \return zero on success or a negative number on failure.
@@ -131,12 +127,10 @@ EXPORT_SYMBOL(drm_agp_acquire);
* Verifies the AGP device hasn't been acquired before and calls
* \c agp_backend_acquire.
*/
-int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_acquire_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
-
- return drm_agp_acquire( (drm_device_t *) priv->head->dev );
+ return drm_agp_acquire( (struct drm_device *) file_priv->head->dev );
}
/**
@@ -147,7 +141,7 @@ int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp,
*
* Verifies the AGP device has been acquired and calls \c agp_backend_release.
*/
-int drm_agp_release(drm_device_t *dev)
+int drm_agp_release(struct drm_device *dev)
{
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
@@ -162,12 +156,9 @@ int drm_agp_release(drm_device_t *dev)
}
EXPORT_SYMBOL(drm_agp_release);
-int drm_agp_release_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_release_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
-
return drm_agp_release(dev);
}
@@ -181,7 +172,7 @@ int drm_agp_release_ioctl(struct inode *inode, struct file *filp,
* Verifies the AGP device has been acquired but not enabled, and calls
* \c agp_enable.
*/
-int drm_agp_enable(drm_device_t *dev, drm_agp_mode_t mode)
+int drm_agp_enable(struct drm_device *dev, struct drm_agp_mode mode)
{
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
@@ -192,31 +183,24 @@ int drm_agp_enable(drm_device_t *dev, drm_agp_mode_t mode)
#else
agp_enable(dev->agp->bridge, mode.mode);
#endif
- dev->agp->base = dev->agp->agp_info.aper_base;
dev->agp->enabled = 1;
return 0;
}
EXPORT_SYMBOL(drm_agp_enable);
-int drm_agp_enable_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_enable_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_agp_mode_t mode;
-
+ struct drm_agp_mode *mode = data;
- if (copy_from_user(&mode, (drm_agp_mode_t __user *) arg, sizeof(mode)))
- return -EFAULT;
-
- return drm_agp_enable(dev, mode);
+ return drm_agp_enable(dev, *mode);
}
/**
* Allocate AGP memory.
*
* \param inode device inode.
- * \param filp file pointer.
+ * \param file_priv file private pointer.
* \param cmd command.
* \param arg pointer to a drm_agp_buffer structure.
* \return zero on success or a negative number on failure.
@@ -224,9 +208,9 @@ int drm_agp_enable_ioctl(struct inode *inode, struct file *filp,
* Verifies the AGP device is present and has been acquired, allocates the
* memory via alloc_agp() and creates a drm_agp_mem entry for it.
*/
-int drm_agp_alloc(drm_device_t *dev, drm_agp_buffer_t *request)
+int drm_agp_alloc(struct drm_device *dev, struct drm_agp_buffer *request)
{
- drm_agp_mem_t *entry;
+ struct drm_agp_mem *entry;
DRM_AGP_MEM *memory;
unsigned long pages;
u32 type;
@@ -259,35 +243,12 @@ int drm_agp_alloc(drm_device_t *dev, drm_agp_buffer_t *request)
EXPORT_SYMBOL(drm_agp_alloc);
-int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_alloc_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_agp_buffer_t request;
- drm_agp_buffer_t __user *argp = (void __user *)arg;
- int err;
-
- if (copy_from_user(&request, argp, sizeof(request)))
- return -EFAULT;
+ struct drm_agp_buffer *request = data;
- err = drm_agp_alloc(dev, &request);
- if (err)
- return err;
-
- if (copy_to_user(argp, &request, sizeof(request))) {
- drm_agp_mem_t *entry;
- list_for_each_entry(entry, &dev->agp->memory, head) {
- if (entry->handle == request.handle)
- break;
- }
- list_del(&entry->head);
- drm_free_agp(entry->memory, entry->pages);
- drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
- return -EFAULT;
- }
-
- return 0;
+ return drm_agp_alloc(dev, request);
}
/**
@@ -299,10 +260,10 @@ int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp,
*
* Walks through drm_agp_head::memory until finding a matching handle.
*/
-static drm_agp_mem_t *drm_agp_lookup_entry(drm_device_t * dev,
+static struct drm_agp_mem *drm_agp_lookup_entry(struct drm_device * dev,
unsigned long handle)
{
- drm_agp_mem_t *entry;
+ struct drm_agp_mem *entry;
list_for_each_entry(entry, &dev->agp->memory, head) {
if (entry->handle == handle)
@@ -315,7 +276,7 @@ static drm_agp_mem_t *drm_agp_lookup_entry(drm_device_t * dev,
* Unbind AGP memory from the GATT (ioctl).
*
* \param inode device inode.
- * \param filp file pointer.
+ * \param file_priv DRM file private.
* \param cmd command.
* \param arg pointer to a drm_agp_binding structure.
* \return zero on success or a negative number on failure.
@@ -323,9 +284,9 @@ static drm_agp_mem_t *drm_agp_lookup_entry(drm_device_t * dev,
* Verifies the AGP device is present and acquired, looks-up the AGP memory
* entry and passes it to the unbind_agp() function.
*/
-int drm_agp_unbind(drm_device_t *dev, drm_agp_binding_t *request)
+int drm_agp_unbind(struct drm_device *dev, struct drm_agp_binding *request)
{
- drm_agp_mem_t *entry;
+ struct drm_agp_mem *entry;
int ret;
if (!dev->agp || !dev->agp->acquired)
@@ -342,18 +303,12 @@ int drm_agp_unbind(drm_device_t *dev, drm_agp_binding_t *request)
EXPORT_SYMBOL(drm_agp_unbind);
-int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_unbind_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_agp_binding_t request;
-
- if (copy_from_user
- (&request, (drm_agp_binding_t __user *) arg, sizeof(request)))
- return -EFAULT;
+ struct drm_agp_binding *request = data;
- return drm_agp_unbind(dev, &request);
+ return drm_agp_unbind(dev, request);
}
@@ -361,7 +316,7 @@ int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp,
* Bind AGP memory into the GATT (ioctl)
*
* \param inode device inode.
- * \param filp file pointer.
+ * \param file_priv DRM file private.
* \param cmd command.
* \param arg pointer to a drm_agp_binding structure.
* \return zero on success or a negative number on failure.
@@ -370,9 +325,9 @@ int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp,
* is currently bound into the GATT. Looks-up the AGP memory entry and passes
* it to bind_agp() function.
*/
-int drm_agp_bind(drm_device_t *dev, drm_agp_binding_t *request)
+int drm_agp_bind(struct drm_device *dev, struct drm_agp_binding *request)
{
- drm_agp_mem_t *entry;
+ struct drm_agp_mem *entry;
int retcode;
int page;
@@ -393,18 +348,12 @@ int drm_agp_bind(drm_device_t *dev, drm_agp_binding_t *request)
EXPORT_SYMBOL(drm_agp_bind);
-int drm_agp_bind_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_bind_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_agp_binding_t request;
+ struct drm_agp_binding *request = data;
- if (copy_from_user
- (&request, (drm_agp_binding_t __user *) arg, sizeof(request)))
- return -EFAULT;
-
- return drm_agp_bind(dev, &request);
+ return drm_agp_bind(dev, request);
}
@@ -412,7 +361,7 @@ int drm_agp_bind_ioctl(struct inode *inode, struct file *filp,
* Free AGP memory (ioctl).
*
* \param inode device inode.
- * \param filp file pointer.
+ * \param file_priv DRM file private.
* \param cmd command.
* \param arg pointer to a drm_agp_buffer structure.
* \return zero on success or a negative number on failure.
@@ -422,9 +371,9 @@ int drm_agp_bind_ioctl(struct inode *inode, struct file *filp,
* unbind_agp(). Frees it via free_agp() as well as the entry itself
* and unlinks from the doubly linked list it's inserted in.
*/
-int drm_agp_free(drm_device_t *dev, drm_agp_buffer_t *request)
+int drm_agp_free(struct drm_device *dev, struct drm_agp_buffer *request)
{
- drm_agp_mem_t *entry;
+ struct drm_agp_mem *entry;
if (!dev->agp || !dev->agp->acquired)
return -EINVAL;
@@ -443,18 +392,12 @@ EXPORT_SYMBOL(drm_agp_free);
-int drm_agp_free_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+int drm_agp_free_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->head->dev;
- drm_agp_buffer_t request;
-
- if (copy_from_user
- (&request, (drm_agp_buffer_t __user *) arg, sizeof(request)))
- return -EFAULT;
+ struct drm_agp_buffer *request = data;
- return drm_agp_free(dev, &request);
+ return drm_agp_free(dev, request);
}
@@ -467,9 +410,9 @@ int drm_agp_free_ioctl(struct inode *inode, struct file *filp,
* via the inter_module_* functions. Creates and initializes a drm_agp_head
* structure.
*/
-drm_agp_head_t *drm_agp_init(drm_device_t *dev)
+struct drm_agp_head *drm_agp_init(struct drm_device *dev)
{
- drm_agp_head_t *head = NULL;
+ struct drm_agp_head *head = NULL;
if (!(head = drm_alloc(sizeof(*head), DRM_MEM_AGPLISTS)))
return NULL;
@@ -497,6 +440,7 @@ drm_agp_head_t *drm_agp_init(drm_device_t *dev)
INIT_LIST_HEAD(&head->memory);
head->cant_use_aperture = head->agp_info.cant_use_aperture;
head->page_mask = head->agp_info.page_mask;
+ head->base = head->agp_info.aper_base;
return head;
}
@@ -554,16 +498,16 @@ int drm_agp_unbind_memory(DRM_AGP_MEM * handle)
#define AGP_REQUIRED_MAJOR 0
#define AGP_REQUIRED_MINOR 102
-static int drm_agp_needs_unbind_cache_adjust(drm_ttm_backend_t *backend) {
+static int drm_agp_needs_unbind_cache_adjust(struct drm_ttm_backend *backend) {
return ((backend->flags & DRM_BE_FLAG_BOUND_CACHED) ? 0 : 1);
}
-static int drm_agp_populate(drm_ttm_backend_t *backend, unsigned long num_pages,
+static int drm_agp_populate(struct drm_ttm_backend *backend, unsigned long num_pages,
struct page **pages) {
- drm_agp_ttm_backend_t *agp_be =
- container_of(backend, drm_agp_ttm_backend_t, backend);
+ struct drm_agp_ttm_backend *agp_be =
+ container_of(backend, struct drm_agp_ttm_backend, backend);
struct page **cur_page, **last_page = pages + num_pages;
DRM_AGP_MEM *mem;
@@ -590,32 +534,32 @@ static int drm_agp_populate(drm_ttm_backend_t *backend, unsigned long num_pages,
return 0;
}
-static int drm_agp_bind_ttm(drm_ttm_backend_t *backend,
- unsigned long offset,
- int cached)
+static int drm_agp_bind_ttm(struct drm_ttm_backend *backend,
+ struct drm_bo_mem_reg *bo_mem)
{
- drm_agp_ttm_backend_t *agp_be =
- container_of(backend, drm_agp_ttm_backend_t, backend);
+ struct drm_agp_ttm_backend *agp_be =
+ container_of(backend, struct drm_agp_ttm_backend, backend);
DRM_AGP_MEM *mem = agp_be->mem;
int ret;
DRM_DEBUG("drm_agp_bind_ttm\n");
mem->is_flushed = TRUE;
- mem->type = (cached) ? AGP_USER_CACHED_MEMORY :
+ mem->type = (bo_mem->flags & DRM_BO_FLAG_CACHED) ? AGP_USER_CACHED_MEMORY :
AGP_USER_MEMORY;
- ret = drm_agp_bind_memory(mem, offset);
+ ret = drm_agp_bind_memory(mem, bo_mem->mm_node->start);
if (ret) {
DRM_ERROR("AGP Bind memory failed\n");
}
- DRM_FLAG_MASKED(backend->flags, (cached) ? DRM_BE_FLAG_BOUND_CACHED : 0,
+ DRM_FLAG_MASKED(backend->flags, (bo_mem->flags & DRM_BO_FLAG_CACHED) ?
+ DRM_BE_FLAG_BOUND_CACHED : 0,
DRM_BE_FLAG_BOUND_CACHED);
return ret;
}
-static int drm_agp_unbind_ttm(drm_ttm_backend_t *backend) {
+static int drm_agp_unbind_ttm(struct drm_ttm_backend *backend) {
- drm_agp_ttm_backend_t *agp_be =
- container_of(backend, drm_agp_ttm_backend_t, backend);
+ struct drm_agp_ttm_backend *agp_be =
+ container_of(backend, struct drm_agp_ttm_backend, backend);
DRM_DEBUG("drm_agp_unbind_ttm\n");
if (agp_be->mem->is_bound)
@@ -624,10 +568,10 @@ static int drm_agp_unbind_ttm(drm_ttm_backend_t *backend) {
return 0;
}
-static void drm_agp_clear_ttm(drm_ttm_backend_t *backend) {
+static void drm_agp_clear_ttm(struct drm_ttm_backend *backend) {
- drm_agp_ttm_backend_t *agp_be =
- container_of(backend, drm_agp_ttm_backend_t, backend);
+ struct drm_agp_ttm_backend *agp_be =
+ container_of(backend, struct drm_agp_ttm_backend, backend);
DRM_AGP_MEM *mem = agp_be->mem;
DRM_DEBUG("drm_agp_clear_ttm\n");
@@ -640,13 +584,13 @@ static void drm_agp_clear_ttm(drm_ttm_backend_t *backend) {
agp_be->mem = NULL;
}
-static void drm_agp_destroy_ttm(drm_ttm_backend_t *backend) {
+static void drm_agp_destroy_ttm(struct drm_ttm_backend *backend) {
- drm_agp_ttm_backend_t *agp_be;
+ struct drm_agp_ttm_backend *agp_be;
if (backend) {
DRM_DEBUG("drm_agp_destroy_ttm\n");
- agp_be = container_of(backend, drm_agp_ttm_backend_t, backend);
+ agp_be = container_of(backend, struct drm_agp_ttm_backend, backend);
if (agp_be) {
if (agp_be->mem) {
backend->func->clear(backend);
@@ -656,7 +600,7 @@ static void drm_agp_destroy_ttm(drm_ttm_backend_t *backend) {
}
}
-static drm_ttm_backend_func_t agp_ttm_backend =
+static struct drm_ttm_backend_func agp_ttm_backend =
{
.needs_ub_cache_adjust = drm_agp_needs_unbind_cache_adjust,
.populate = drm_agp_populate,
@@ -666,10 +610,10 @@ static drm_ttm_backend_func_t agp_ttm_backend =
.destroy = drm_agp_destroy_ttm,
};
-drm_ttm_backend_t *drm_agp_init_ttm(struct drm_device *dev)
+struct drm_ttm_backend *drm_agp_init_ttm(struct drm_device *dev)
{
- drm_agp_ttm_backend_t *agp_be;
+ struct drm_agp_ttm_backend *agp_be;
struct agp_kern_info *info;
if (!dev->agp) {
@@ -699,7 +643,8 @@ drm_ttm_backend_t *drm_agp_init_ttm(struct drm_device *dev)
agp_be->bridge = dev->agp->bridge;
agp_be->populated = FALSE;
agp_be->backend.func = &agp_ttm_backend;
- agp_be->backend.mem_type = DRM_BO_MEM_TT;
+ // agp_be->backend.mem_type = DRM_BO_MEM_TT;
+ agp_be->backend.dev = dev;
return &agp_be->backend;
}