X-Git-Url: http://pilppa.org/gitweb/?a=blobdiff_plain;f=drivers%2Fchar%2Fdrm%2Fdrm_agpsupport.c;h=354f0e3674bfff3c5b586c7b5599bcf965c6922c;hb=55910517af381eba4f978740e5e46e23eb269326;hp=40bfd9b01e3973e5e2865d2aef3eb280a99ff494;hpb=edc4ff7c08e9885c40e60c4fb39fa42cc91a0602;p=linux-2.6-omap-h63xx.git diff --git a/drivers/char/drm/drm_agpsupport.c b/drivers/char/drm/drm_agpsupport.c index 40bfd9b01e3..354f0e3674b 100644 --- a/drivers/char/drm/drm_agpsupport.c +++ b/drivers/char/drm/drm_agpsupport.c @@ -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; @@ -74,16 +74,16 @@ EXPORT_SYMBOL(drm_agp_info); int drm_agp_info_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_agp_info_t info; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; + struct drm_agp_info info; int err; err = drm_agp_info(dev, &info); if (err) return err; - if (copy_to_user((drm_agp_info_t __user *) arg, &info, sizeof(info))) + if (copy_to_user((struct drm_agp_info __user *) arg, &info, sizeof(info))) return -EFAULT; return 0; } @@ -97,7 +97,7 @@ 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 (!dev->agp) return -ENODEV; @@ -126,9 +126,9 @@ EXPORT_SYMBOL(drm_agp_acquire); int drm_agp_acquire_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; + struct drm_file *priv = filp->private_data; - return drm_agp_acquire((drm_device_t *) priv->head->dev); + return drm_agp_acquire((struct drm_device *) priv->head->dev); } /** @@ -139,7 +139,7 @@ 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; @@ -152,8 +152,8 @@ EXPORT_SYMBOL(drm_agp_release); int drm_agp_release_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; return drm_agp_release(dev); } @@ -168,7 +168,7 @@ 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; @@ -185,11 +185,11 @@ EXPORT_SYMBOL(drm_agp_enable); int drm_agp_enable_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_agp_mode_t mode; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; + struct drm_agp_mode mode; - if (copy_from_user(&mode, (drm_agp_mode_t __user *) arg, sizeof(mode))) + if (copy_from_user(&mode, (struct drm_agp_mode __user *) arg, sizeof(mode))) return -EFAULT; return drm_agp_enable(dev, mode); @@ -207,9 +207,9 @@ 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; @@ -232,11 +232,7 @@ int drm_agp_alloc(drm_device_t *dev, drm_agp_buffer_t *request) entry->memory = memory; entry->bound = 0; entry->pages = pages; - entry->prev = NULL; - entry->next = dev->agp->memory; - if (dev->agp->memory) - dev->agp->memory->prev = entry; - dev->agp->memory = entry; + list_add(&entry->head, &dev->agp->memory); request->handle = entry->handle; request->physical = memory->physical; @@ -248,10 +244,10 @@ EXPORT_SYMBOL(drm_agp_alloc); int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - 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; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; + struct drm_agp_buffer request; + struct drm_agp_buffer __user *argp = (void __user *)arg; int err; if (copy_from_user(&request, argp, sizeof(request))) @@ -262,10 +258,12 @@ int drm_agp_alloc_ioctl(struct inode *inode, struct file *filp, return err; if (copy_to_user(argp, &request, sizeof(request))) { - drm_agp_mem_t *entry = dev->agp->memory; - - dev->agp->memory = entry->next; - dev->agp->memory->prev = NULL; + struct drm_agp_mem *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; @@ -283,12 +281,12 @@ 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; - for (entry = dev->agp->memory; entry; entry = entry->next) { + list_for_each_entry(entry, &dev->agp->memory, head) { if (entry->handle == handle) return entry; } @@ -307,9 +305,9 @@ 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) @@ -328,12 +326,12 @@ EXPORT_SYMBOL(drm_agp_unbind); int drm_agp_unbind_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_agp_binding_t request; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; + struct drm_agp_binding request; if (copy_from_user - (&request, (drm_agp_binding_t __user *) arg, sizeof(request))) + (&request, (struct drm_agp_binding __user *) arg, sizeof(request))) return -EFAULT; return drm_agp_unbind(dev, &request); @@ -352,9 +350,9 @@ 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; @@ -377,12 +375,12 @@ EXPORT_SYMBOL(drm_agp_bind); int drm_agp_bind_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_agp_binding_t request; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; + struct drm_agp_binding request; if (copy_from_user - (&request, (drm_agp_binding_t __user *) arg, sizeof(request))) + (&request, (struct drm_agp_binding __user *) arg, sizeof(request))) return -EFAULT; return drm_agp_bind(dev, &request); @@ -402,9 +400,9 @@ 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; @@ -413,13 +411,7 @@ int drm_agp_free(drm_device_t *dev, drm_agp_buffer_t *request) if (entry->bound) drm_unbind_agp(entry->memory); - if (entry->prev) - entry->prev->next = entry->next; - else - dev->agp->memory = entry->next; - - if (entry->next) - entry->next->prev = entry->prev; + list_del(&entry->head); drm_free_agp(entry->memory, entry->pages); drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS); @@ -430,12 +422,12 @@ EXPORT_SYMBOL(drm_agp_free); int drm_agp_free_ioctl(struct inode *inode, struct file *filp, unsigned int cmd, unsigned long arg) { - drm_file_t *priv = filp->private_data; - drm_device_t *dev = priv->head->dev; - drm_agp_buffer_t request; + struct drm_file *priv = filp->private_data; + struct drm_device *dev = priv->head->dev; + struct drm_agp_buffer request; if (copy_from_user - (&request, (drm_agp_buffer_t __user *) arg, sizeof(request))) + (&request, (struct drm_agp_buffer __user *) arg, sizeof(request))) return -EFAULT; return drm_agp_free(dev, &request); @@ -450,9 +442,9 @@ 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; @@ -472,7 +464,7 @@ drm_agp_head_t *drm_agp_init(drm_device_t * dev) drm_free(head, sizeof(*head), DRM_MEM_AGPLISTS); return NULL; } - head->memory = NULL; + INIT_LIST_HEAD(&head->memory); head->cant_use_aperture = head->agp_info.cant_use_aperture; head->page_mask = head->agp_info.page_mask;