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Diffstat (limited to 'include/drm/drmP.h')
-rw-r--r--include/drm/drmP.h94
1 files changed, 19 insertions, 75 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index a1344793f4a9..a57646382086 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -151,8 +151,6 @@ int drm_err(const char *func, const char *format, ...);
also include looping detection. */
#define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */
-#define DRM_KERNEL_CONTEXT 0 /**< Change drm_resctx if changed */
-#define DRM_RESERVED_CONTEXTS 1 /**< Change drm_resctx if changed */
#define DRM_MAP_HASH_OFFSET 0x10000000
@@ -346,18 +344,6 @@ struct drm_waitlist {
spinlock_t write_lock;
};
-struct drm_freelist {
- int initialized; /**< Freelist in use */
- atomic_t count; /**< Number of free buffers */
- struct drm_buf *next; /**< End pointer */
-
- wait_queue_head_t waiting; /**< Processes waiting on free bufs */
- int low_mark; /**< Low water mark */
- int high_mark; /**< High water mark */
- atomic_t wfh; /**< If waiting for high mark */
- spinlock_t lock;
-};
-
typedef struct drm_dma_handle {
dma_addr_t busaddr;
void *vaddr;
@@ -375,7 +361,8 @@ struct drm_buf_entry {
int page_order;
struct drm_dma_handle **seglist;
- struct drm_freelist freelist;
+ int low_mark; /**< Low water mark */
+ int high_mark; /**< High water mark */
};
/* Event queued up for userspace to read */
@@ -396,10 +383,7 @@ struct drm_prime_file_private {
/** File private data */
struct drm_file {
- unsigned always_authenticated :1;
unsigned authenticated :1;
- /* Whether we're master for a minor. Protected by master_mutex */
- unsigned is_master :1;
/* true when the client has asked us to expose stereo 3D mode flags */
unsigned stereo_allowed :1;
/*
@@ -441,23 +425,6 @@ struct drm_file {
struct drm_prime_file_private prime;
};
-/** Wait queue */
-struct drm_queue {
- atomic_t use_count; /**< Outstanding uses (+1) */
- atomic_t finalization; /**< Finalization in progress */
- atomic_t block_count; /**< Count of processes waiting */
- atomic_t block_read; /**< Queue blocked for reads */
- wait_queue_head_t read_queue; /**< Processes waiting on block_read */
- atomic_t block_write; /**< Queue blocked for writes */
- wait_queue_head_t write_queue; /**< Processes waiting on block_write */
- atomic_t total_queued; /**< Total queued statistic */
- atomic_t total_flushed; /**< Total flushes statistic */
- atomic_t total_locks; /**< Total locks statistics */
- enum drm_ctx_flags flags; /**< Context preserving and 2D-only */
- struct drm_waitlist waitlist; /**< Pending buffers */
- wait_queue_head_t flush_queue; /**< Processes waiting until flush */
-};
-
/**
* Lock data.
*/
@@ -566,15 +533,6 @@ struct drm_map_list {
struct drm_master *master;
};
-/**
- * Context handle list
- */
-struct drm_ctx_list {
- struct list_head head; /**< list head */
- drm_context_t handle; /**< context handle */
- struct drm_file *tag; /**< associated fd private data */
-};
-
/* location of GART table */
#define DRM_ATI_GART_MAIN 1
#define DRM_ATI_GART_FB 2
@@ -1062,7 +1020,7 @@ struct drm_device {
/** \name Locks */
/*@{ */
struct mutex struct_mutex; /**< For others */
- struct mutex master_mutex; /**< For drm_minor::master and drm_file::is_master */
+ struct mutex master_mutex; /**< For drm_minor::master */
/*@} */
/** \name Usage Counters */
@@ -1200,6 +1158,21 @@ static inline bool drm_is_primary_client(const struct drm_file *file_priv)
return file_priv->minor->type == DRM_MINOR_LEGACY;
}
+/**
+ * drm_is_master() - Check whether a DRM open-file is DRM-Master
+ * @file: DRM open-file context
+ *
+ * This checks whether a DRM open-file context is owner of the master context
+ * attached to it. If a file owns a master context, it's called DRM-Master.
+ * Per DRM device, only one such file can be DRM-Master at a time.
+ *
+ * Returns: True if the file is DRM-Master, otherwise false.
+ */
+static inline bool drm_is_master(const struct drm_file *file)
+{
+ return file->master && file->master == file->minor->master;
+}
+
/******************************************************************/
/** \name Internal function definitions */
/*@{*/
@@ -1215,7 +1188,6 @@ extern bool drm_ioctl_flags(unsigned int nr, unsigned int *flags);
/* Device support (drm_fops.h) */
extern struct mutex drm_global_mutex;
extern int drm_open(struct inode *inode, struct file *filp);
-extern int drm_stub_open(struct inode *inode, struct file *filp);
extern ssize_t drm_read(struct file *filp, char __user *buffer,
size_t count, loff_t *offset);
extern int drm_release(struct inode *inode, struct file *filp);
@@ -1253,29 +1225,6 @@ extern int drm_setversion(struct drm_device *dev, void *data,
extern int drm_noop(struct drm_device *dev, void *data,
struct drm_file *file_priv);
- /* Context IOCTL support (drm_context.h) */
-extern int drm_resctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_addctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_getctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_switchctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_newctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_rmctx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
-extern int drm_ctxbitmap_init(struct drm_device *dev);
-extern void drm_ctxbitmap_cleanup(struct drm_device *dev);
-extern void drm_ctxbitmap_free(struct drm_device *dev, int ctx_handle);
-
-extern int drm_setsareactx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-extern int drm_getsareactx(struct drm_device *dev, void *data,
- struct drm_file *file_priv);
-
/* Authentication IOCTL support (drm_auth.h) */
extern int drm_getmagic(struct drm_device *dev, void *data,
struct drm_file *file_priv);
@@ -1395,16 +1344,12 @@ extern void drm_master_put(struct drm_master **master);
extern void drm_put_dev(struct drm_device *dev);
extern void drm_unplug_dev(struct drm_device *dev);
extern unsigned int drm_debug;
-extern unsigned int drm_universal_planes;
extern unsigned int drm_vblank_offdelay;
extern unsigned int drm_timestamp_precision;
extern unsigned int drm_timestamp_monotonic;
extern struct class *drm_class;
-extern struct dentry *drm_debugfs_root;
-
-extern struct idr drm_minors_idr;
extern struct drm_local_map *drm_getsarea(struct drm_device *dev);
@@ -1522,9 +1467,8 @@ extern int drm_pci_set_unique(struct drm_device *dev,
struct drm_sysfs_class;
extern struct class *drm_sysfs_create(struct module *owner, char *name);
extern void drm_sysfs_destroy(void);
-extern int drm_sysfs_device_add(struct drm_minor *minor);
+extern struct device *drm_sysfs_minor_alloc(struct drm_minor *minor);
extern void drm_sysfs_hotplug_event(struct drm_device *dev);
-extern void drm_sysfs_device_remove(struct drm_minor *minor);
extern int drm_sysfs_connector_add(struct drm_connector *connector);
extern void drm_sysfs_connector_remove(struct drm_connector *connector);
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-30 04:16:58 +0300