diff options
Diffstat (limited to 'include/drm/drmP.h')
| -rw-r--r-- | include/drm/drmP.h | 216 |
1 files changed, 9 insertions, 207 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index aa8f20314237..0e383438f793 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -47,17 +47,16 @@ #include <linux/miscdevice.h> #include <linux/mm.h> #include <linux/mutex.h> -#include <linux/pci.h> #include <linux/platform_device.h> #include <linux/poll.h> #include <linux/ratelimit.h> -#include <linux/rbtree.h> #include <linux/sched.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/vmalloc.h> #include <linux/workqueue.h> #include <linux/dma-fence.h> +#include <linux/module.h> #include <asm/mman.h> #include <asm/pgalloc.h> @@ -75,26 +74,30 @@ #include <drm/drm_mm.h> #include <drm/drm_os_linux.h> #include <drm/drm_sarea.h> -#include <drm/drm_vma_manager.h> #include <drm/drm_drv.h> +#include <drm/drm_prime.h> +#include <drm/drm_pci.h> +#include <drm/drm_file.h> struct module; -struct drm_file; struct drm_device; struct drm_agp_head; struct drm_local_map; struct drm_device_dma; -struct drm_dma_handle; struct drm_gem_object; struct drm_master; struct drm_vblank_crtc; +struct drm_vma_offset_manager; struct device_node; struct videomode; struct reservation_object; struct dma_buf_attachment; +struct pci_dev; +struct pci_controller; + /* * The following categories are defined: * @@ -357,97 +360,6 @@ struct drm_ioctl_desc { .name = #ioctl \ } -/* Event queued up for userspace to read */ -struct drm_pending_event { - struct completion *completion; - void (*completion_release)(struct completion *completion); - struct drm_event *event; - struct dma_fence *fence; - struct list_head link; - struct list_head pending_link; - struct drm_file *file_priv; - pid_t pid; /* pid of requester, no guarantee it's valid by the time - we deliver the event, for tracing only */ -}; - -struct drm_prime_file_private { - struct mutex lock; - struct rb_root dmabufs; - struct rb_root handles; -}; - -/** File private data */ -struct drm_file { - unsigned authenticated :1; - /* true when the client has asked us to expose stereo 3D mode flags */ - unsigned stereo_allowed :1; - /* - * true if client understands CRTC primary planes and cursor planes - * in the plane list - */ - unsigned universal_planes:1; - /* true if client understands atomic properties */ - unsigned atomic:1; - /* - * This client is the creator of @master. - * Protected by struct drm_device::master_mutex. - */ - unsigned is_master:1; - - struct pid *pid; - drm_magic_t magic; - struct list_head lhead; - struct drm_minor *minor; - unsigned long lock_count; - - /** Mapping of mm object handles to object pointers. */ - struct idr object_idr; - /** Lock for synchronization of access to object_idr. */ - spinlock_t table_lock; - - struct file *filp; - void *driver_priv; - - struct drm_master *master; /* master this node is currently associated with - N.B. not always dev->master */ - /** - * fbs - List of framebuffers associated with this file. - * - * Protected by fbs_lock. Note that the fbs list holds a reference on - * the fb object to prevent it from untimely disappearing. - */ - struct list_head fbs; - struct mutex fbs_lock; - - /** User-created blob properties; this retains a reference on the - * property. */ - struct list_head blobs; - - wait_queue_head_t event_wait; - struct list_head pending_event_list; - struct list_head event_list; - int event_space; - - struct mutex event_read_lock; - - struct drm_prime_file_private prime; -}; - -/** - * Lock data. - */ -struct drm_lock_data { - struct drm_hw_lock *hw_lock; /**< Hardware lock */ - /** Private of lock holder's file (NULL=kernel) */ - struct drm_file *file_priv; - wait_queue_head_t lock_queue; /**< Queue of blocked processes */ - unsigned long lock_time; /**< Time of last lock in jiffies */ - spinlock_t spinlock; - uint32_t kernel_waiters; - uint32_t user_waiters; - int idle_has_lock; -}; - /* Flags and return codes for get_vblank_timestamp() driver function. */ #define DRM_CALLED_FROM_VBLIRQ 1 #define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0) @@ -458,13 +370,6 @@ struct drm_lock_data { #define DRM_SCANOUTPOS_IN_VBLANK (1 << 1) #define DRM_SCANOUTPOS_ACCURATE (1 << 2) -enum drm_minor_type { - DRM_MINOR_PRIMARY, - DRM_MINOR_CONTROL, - DRM_MINOR_RENDER, - DRM_MINOR_CNT, -}; - /** * Info file list entry. This structure represents a debugfs or proc file to * be created by the drm core @@ -487,21 +392,6 @@ struct drm_info_node { }; /** - * DRM minor structure. This structure represents a drm minor number. - */ -struct drm_minor { - int index; /**< Minor device number */ - int type; /**< Control or render */ - struct device *kdev; /**< Linux device */ - struct drm_device *dev; - - struct dentry *debugfs_root; - - struct list_head debugfs_list; - struct mutex debugfs_lock; /* Protects debugfs_list. */ -}; - -/** * DRM device structure. This structure represent a complete card that * may contain multiple heads. */ @@ -518,6 +408,7 @@ struct drm_device { struct drm_minor *control; /**< Control node */ struct drm_minor *primary; /**< Primary node */ struct drm_minor *render; /**< Render node */ + bool registered; /* currently active master for this device. Protected by master_mutex */ struct drm_master *master; @@ -673,21 +564,6 @@ static inline int drm_device_is_unplugged(struct drm_device *dev) return ret; } -static inline bool drm_is_render_client(const struct drm_file *file_priv) -{ - return file_priv->minor->type == DRM_MINOR_RENDER; -} - -static inline bool drm_is_control_client(const struct drm_file *file_priv) -{ - return file_priv->minor->type == DRM_MINOR_CONTROL; -} - -static inline bool drm_is_primary_client(const struct drm_file *file_priv) -{ - return file_priv->minor->type == DRM_MINOR_PRIMARY; -} - /******************************************************************/ /** \name Internal function definitions */ /*@{*/ @@ -705,25 +581,6 @@ extern long drm_compat_ioctl(struct file *filp, #endif extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags); -/* File Operations (drm_fops.c) */ -int drm_open(struct inode *inode, struct file *filp); -ssize_t drm_read(struct file *filp, char __user *buffer, - size_t count, loff_t *offset); -int drm_release(struct inode *inode, struct file *filp); -unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); -int drm_event_reserve_init_locked(struct drm_device *dev, - struct drm_file *file_priv, - struct drm_pending_event *p, - struct drm_event *e); -int drm_event_reserve_init(struct drm_device *dev, - struct drm_file *file_priv, - struct drm_pending_event *p, - struct drm_event *e); -void drm_event_cancel_free(struct drm_device *dev, - struct drm_pending_event *p); -void drm_send_event_locked(struct drm_device *dev, struct drm_pending_event *e); -void drm_send_event(struct drm_device *dev, struct drm_pending_event *e); - /* Misc. IOCTL support (drm_ioctl.c) */ int drm_noop(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -757,67 +614,12 @@ static inline int drm_debugfs_remove_files(const struct drm_info_list *files, } #endif -struct dma_buf_export_info; - -extern struct dma_buf *drm_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *obj, - int flags); -extern int drm_gem_prime_handle_to_fd(struct drm_device *dev, - struct drm_file *file_priv, uint32_t handle, uint32_t flags, - int *prime_fd); -extern struct drm_gem_object *drm_gem_prime_import(struct drm_device *dev, - struct dma_buf *dma_buf); -extern int drm_gem_prime_fd_to_handle(struct drm_device *dev, - struct drm_file *file_priv, int prime_fd, uint32_t *handle); -struct dma_buf *drm_gem_dmabuf_export(struct drm_device *dev, - struct dma_buf_export_info *exp_info); -extern void drm_gem_dmabuf_release(struct dma_buf *dma_buf); - -extern int drm_prime_sg_to_page_addr_arrays(struct sg_table *sgt, struct page **pages, - dma_addr_t *addrs, int max_pages); -extern struct sg_table *drm_prime_pages_to_sg(struct page **pages, unsigned int nr_pages); -extern void drm_prime_gem_destroy(struct drm_gem_object *obj, struct sg_table *sg); - - -extern struct drm_dma_handle *drm_pci_alloc(struct drm_device *dev, size_t size, - size_t align); -extern void drm_pci_free(struct drm_device *dev, struct drm_dma_handle * dmah); - /* sysfs support (drm_sysfs.c) */ extern void drm_sysfs_hotplug_event(struct drm_device *dev); /*@}*/ -extern int drm_pci_init(struct drm_driver *driver, struct pci_driver *pdriver); -extern void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver); -#ifdef CONFIG_PCI -extern int drm_get_pci_dev(struct pci_dev *pdev, - const struct pci_device_id *ent, - struct drm_driver *driver); -extern int drm_pci_set_busid(struct drm_device *dev, struct drm_master *master); -#else -static inline int drm_get_pci_dev(struct pci_dev *pdev, - const struct pci_device_id *ent, - struct drm_driver *driver) -{ - return -ENOSYS; -} - -static inline int drm_pci_set_busid(struct drm_device *dev, - struct drm_master *master) -{ - return -ENOSYS; -} -#endif - -#define DRM_PCIE_SPEED_25 1 -#define DRM_PCIE_SPEED_50 2 -#define DRM_PCIE_SPEED_80 4 - -extern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask); -extern int drm_pcie_get_max_link_width(struct drm_device *dev, u32 *mlw); - /* returns true if currently okay to sleep */ static __inline__ bool drm_can_sleep(void) { |