diff options
Diffstat (limited to 'include/drm/drmP.h')
-rw-r--r-- | include/drm/drmP.h | 271 |
1 files changed, 80 insertions, 191 deletions
diff --git a/include/drm/drmP.h b/include/drm/drmP.h index 7b87fcc..e748b42 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -1,17 +1,14 @@ -/** - * \file drmP.h - * Private header for Direct Rendering Manager - * - * \author Rickard E. (Rik) Faith <faith@valinux.com> - * \author Gareth Hughes <gareth@valinux.com> - */ - /* + * Internal Header for the Direct Rendering Manager + * * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. * Copyright (c) 2009-2010, Code Aurora Forum. * All rights reserved. * + * Author: Rickard E. (Rik) Faith <faith@valinux.com> + * Author: Gareth Hughes <gareth@valinux.com> + * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation @@ -35,58 +32,57 @@ #ifndef _DRM_P_H_ #define _DRM_P_H_ -#ifdef __KERNEL__ -#ifdef __alpha__ -/* add include of current.h so that "current" is defined - * before static inline funcs in wait.h. Doing this so we - * can build the DRM (part of PI DRI). 4/21/2000 S + B */ -#include <asm/current.h> -#endif /* __alpha__ */ -#include <linux/kernel.h> -#include <linux/kref.h> -#include <linux/miscdevice.h> +#include <linux/agp_backend.h> +#include <linux/cdev.h> +#include <linux/dma-mapping.h> +#include <linux/file.h> #include <linux/fs.h> +#include <linux/highmem.h> +#include <linux/idr.h> #include <linux/init.h> -#include <linux/file.h> -#include <linux/platform_device.h> -#include <linux/pci.h> +#include <linux/io.h> #include <linux/jiffies.h> -#include <linux/dma-mapping.h> +#include <linux/kernel.h> +#include <linux/kref.h> +#include <linux/miscdevice.h> #include <linux/mm.h> -#include <linux/cdev.h> #include <linux/mutex.h> -#include <linux/io.h> -#include <linux/slab.h> +#include <linux/pci.h> +#include <linux/platform_device.h> +#include <linux/poll.h> #include <linux/ratelimit.h> -#if defined(__alpha__) || defined(__powerpc__) -#include <asm/pgtable.h> /* For pte_wrprotect */ -#endif -#include <asm/mman.h> -#include <asm/uaccess.h> +#include <linux/sched.h> +#include <linux/slab.h> #include <linux/types.h> -#include <linux/agp_backend.h> +#include <linux/vmalloc.h> #include <linux/workqueue.h> -#include <linux/poll.h> + +#include <asm/mman.h> #include <asm/pgalloc.h> -#include <drm/drm.h> -#include <drm/drm_sarea.h> -#include <drm/drm_vma_manager.h> +#include <asm/uaccess.h> -#include <linux/idr.h> +#include <uapi/drm/drm.h> +#include <uapi/drm/drm_mode.h> -#define __OS_HAS_AGP (defined(CONFIG_AGP) || (defined(CONFIG_AGP_MODULE) && defined(MODULE))) +#include <drm/drm_agpsupport.h> +#include <drm/drm_crtc.h> +#include <drm/drm_global.h> +#include <drm/drm_hashtab.h> +#include <drm/drm_mem_util.h> +#include <drm/drm_mm.h> +#include <drm/drm_os_linux.h> +#include <drm/drm_sarea.h> +#include <drm/drm_vma_manager.h> struct module; struct drm_file; struct drm_device; +struct drm_agp_head; struct device_node; struct videomode; - -#include <drm/drm_os_linux.h> -#include <drm/drm_hashtab.h> -#include <drm/drm_mm.h> +struct reservation_object; /* * 4 debug categories are defined: @@ -147,13 +143,8 @@ int drm_err(const char *func, const char *format, ...); /** \name Begin the DRM... */ /*@{*/ -#define DRM_DEBUG_CODE 2 /**< Include debugging code if > 1, then - also include looping detection. */ - #define DRM_MAGIC_HASH_ORDER 4 /**< Size of key hash table. Must be power of 2. */ -#define DRM_MAP_HASH_OFFSET 0x10000000 - /*@}*/ /***********************************************************************/ @@ -197,7 +188,6 @@ int drm_err(const char *func, const char *format, ...); * \param fmt printf() like format string. * \param arg arguments */ -#if DRM_DEBUG_CODE #define DRM_DEBUG(fmt, args...) \ do { \ if (unlikely(drm_debug & DRM_UT_CORE)) \ @@ -219,12 +209,6 @@ int drm_err(const char *func, const char *format, ...); if (unlikely(drm_debug & DRM_UT_PRIME)) \ drm_ut_debug_printk(__func__, fmt, ##args); \ } while (0) -#else -#define DRM_DEBUG_DRIVER(fmt, args...) do { } while (0) -#define DRM_DEBUG_KMS(fmt, args...) do { } while (0) -#define DRM_DEBUG_PRIME(fmt, args...) do { } while (0) -#define DRM_DEBUG(fmt, arg...) do { } while (0) -#endif /*@}*/ @@ -291,18 +275,6 @@ struct drm_ioctl_desc { #define DRM_IOCTL_DEF_DRV(ioctl, _func, _flags) \ [DRM_IOCTL_NR(DRM_##ioctl)] = {.cmd = DRM_##ioctl, .func = _func, .flags = _flags, .cmd_drv = DRM_IOCTL_##ioctl, .name = #ioctl} -struct drm_magic_entry { - struct list_head head; - struct drm_hash_item hash_item; - struct drm_file *priv; -}; - -struct drm_vma_entry { - struct list_head head; - struct vm_area_struct *vma; - pid_t pid; -}; - /** * DMA buffer. */ @@ -333,17 +305,6 @@ struct drm_buf { void *dev_private; /**< Per-buffer private storage */ }; -/** bufs is one longer than it has to be */ -struct drm_waitlist { - int count; /**< Number of possible buffers */ - struct drm_buf **bufs; /**< List of pointers to buffers */ - struct drm_buf **rp; /**< Read pointer */ - struct drm_buf **wp; /**< Write pointer */ - struct drm_buf **end; /**< End pointer */ - spinlock_t read_lock; - spinlock_t write_lock; -}; - typedef struct drm_dma_handle { dma_addr_t busaddr; void *vaddr; @@ -384,6 +345,8 @@ struct drm_prime_file_private { /** File private data */ struct drm_file { 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; /* @@ -462,35 +425,6 @@ struct drm_device_dma { }; /** - * AGP memory entry. Stored as a doubly linked list. - */ -struct drm_agp_mem { - unsigned long handle; /**< handle */ - struct agp_memory *memory; - unsigned long bound; /**< address */ - int pages; - struct list_head head; -}; - -/** - * AGP data. - * - * \sa drm_agp_init() and drm_device::agp. - */ -struct drm_agp_head { - struct agp_kern_info agp_info; /**< AGP device information */ - struct list_head memory; - unsigned long mode; /**< AGP mode */ - struct agp_bridge_data *bridge; - int enabled; /**< whether the AGP bus as been enabled */ - int acquired; /**< whether the AGP device has been acquired */ - unsigned long base; - int agp_mtrr; - int cant_use_aperture; - unsigned long page_mask; -}; - -/** * Scatter-gather memory. */ struct drm_sg_mem { @@ -501,12 +435,6 @@ struct drm_sg_mem { dma_addr_t *busaddr; }; -struct drm_sigdata { - int context; - struct drm_hw_lock *lock; -}; - - /** * Kernel side of a mapping */ @@ -639,8 +567,6 @@ struct drm_gem_object { struct dma_buf_attachment *import_attach; }; -#include <drm/drm_crtc.h> - /** * struct drm_master - drm master structure * @@ -648,7 +574,6 @@ struct drm_gem_object { * @minor: Link back to minor char device we are master for. Immutable. * @unique: Unique identifier: e.g. busid. Protected by drm_global_mutex. * @unique_len: Length of unique field. Protected by drm_global_mutex. - * @unique_size: Amount allocated. Protected by drm_global_mutex. * @magiclist: Hash of used authentication tokens. Protected by struct_mutex. * @magicfree: List of used authentication tokens. Protected by struct_mutex. * @lock: DRI lock information. @@ -659,7 +584,6 @@ struct drm_master { struct drm_minor *minor; char *unique; int unique_len; - int unique_size; struct drm_open_hash magiclist; struct list_head magicfree; struct drm_lock_data lock; @@ -681,10 +605,6 @@ struct drm_master { #define DRM_SCANOUTPOS_IN_VBLANK (1 << 1) #define DRM_SCANOUTPOS_ACCURATE (1 << 2) -struct drm_bus { - int (*set_busid)(struct drm_device *dev, struct drm_master *master); -}; - /** * DRM driver structure. This structure represent the common code for * a family of cards. There will one drm_device for each card present @@ -703,6 +623,7 @@ struct drm_driver { int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv); int (*dma_quiescent) (struct drm_device *); int (*context_dtor) (struct drm_device *dev, int context); + int (*set_busid)(struct drm_device *dev, struct drm_master *master); /** * get_vblank_counter - get raw hardware vblank counter @@ -881,6 +802,8 @@ struct drm_driver { /* low-level interface used by drm_gem_prime_{import,export} */ int (*gem_prime_pin)(struct drm_gem_object *obj); void (*gem_prime_unpin)(struct drm_gem_object *obj); + struct reservation_object * (*gem_prime_res_obj)( + struct drm_gem_object *obj); struct sg_table *(*gem_prime_get_sg_table)(struct drm_gem_object *obj); struct drm_gem_object *(*gem_prime_import_sg_table)( struct drm_device *dev, size_t size, @@ -919,7 +842,6 @@ struct drm_driver { const struct drm_ioctl_desc *ioctls; int num_ioctls; const struct file_operations *fops; - struct drm_bus *bus; /* List of devices hanging off this driver with stealth attach. */ struct list_head legacy_dev_list; @@ -1020,7 +942,7 @@ struct drm_device { /** \name Locks */ /*@{ */ struct mutex struct_mutex; /**< For others */ - struct mutex master_mutex; /**< For drm_minor::master */ + struct mutex master_mutex; /**< For drm_minor::master and drm_file::is_master */ /*@} */ /** \name Usage Counters */ @@ -1108,13 +1030,16 @@ struct drm_device { #endif struct platform_device *platformdev; /**< Platform device struture */ - struct usb_device *usbdev; struct drm_sg_mem *sg; /**< Scatter gather memory */ unsigned int num_crtcs; /**< Number of CRTCs on this device */ - struct drm_sigdata sigdata; /**< For block_all_signals */ sigset_t sigmask; + struct { + int context; + struct drm_hw_lock *lock; + } sigdata; + struct drm_local_map *agp_buffer_map; unsigned int agp_buffer_token; @@ -1168,21 +1093,6 @@ 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 */ /*@{*/ @@ -1209,10 +1119,6 @@ extern void drm_vm_open_locked(struct drm_device *dev, struct vm_area_struct *vm extern void drm_vm_close_locked(struct drm_device *dev, struct vm_area_struct *vma); extern unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait); - /* Memory management support (drm_memory.h) */ -#include <drm/drm_memory.h> - - /* Misc. IOCTL support (drm_ioctl.h) */ extern int drm_irq_by_busid(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -1247,47 +1153,11 @@ void drm_clflush_pages(struct page *pages[], unsigned long num_pages); void drm_clflush_sg(struct sg_table *st); void drm_clflush_virt_range(void *addr, unsigned long length); - /* Locking IOCTL support (drm_lock.h) */ -extern int drm_lock(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_unlock(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context); -extern void drm_idlelock_take(struct drm_lock_data *lock_data); -extern void drm_idlelock_release(struct drm_lock_data *lock_data); - /* * These are exported to drivers so that they can implement fencing using * DMA quiscent + idle. DMA quiescent usually requires the hardware lock. */ -extern int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv); - - /* Buffer management support (drm_bufs.h) */ -extern int drm_addbufs_agp(struct drm_device *dev, struct drm_buf_desc * request); -extern int drm_addbufs_pci(struct drm_device *dev, struct drm_buf_desc * request); -extern int drm_addmap(struct drm_device *dev, resource_size_t offset, - unsigned int size, enum drm_map_type type, - enum drm_map_flags flags, struct drm_local_map **map_ptr); -extern int drm_addmap_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_rmmap(struct drm_device *dev, struct drm_local_map *map); -extern int drm_rmmap_locked(struct drm_device *dev, struct drm_local_map *map); -extern int drm_rmmap_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_addbufs(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_infobufs(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_markbufs(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_freebufs(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_mapbufs(struct drm_device *dev, void *data, - struct drm_file *file_priv); -extern int drm_dma_ioctl(struct drm_device *dev, void *data, - struct drm_file *file_priv); - /* DMA support (drm_dma.h) */ extern int drm_legacy_dma_setup(struct drm_device *dev); extern void drm_legacy_dma_takedown(struct drm_device *dev); @@ -1314,6 +1184,8 @@ extern int drm_vblank_get(struct drm_device *dev, int crtc); extern void drm_vblank_put(struct drm_device *dev, int crtc); extern int drm_crtc_vblank_get(struct drm_crtc *crtc); extern void drm_crtc_vblank_put(struct drm_crtc *crtc); +extern void drm_wait_one_vblank(struct drm_device *dev, int crtc); +extern void drm_crtc_wait_one_vblank(struct drm_crtc *crtc); extern void drm_vblank_off(struct drm_device *dev, int crtc); extern void drm_vblank_on(struct drm_device *dev, int crtc); extern void drm_crtc_vblank_off(struct drm_crtc *crtc); @@ -1329,6 +1201,17 @@ extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev, extern void drm_calc_timestamping_constants(struct drm_crtc *crtc, const struct drm_display_mode *mode); +/** + * drm_crtc_vblank_waitqueue - get vblank waitqueue for the CRTC + * @crtc: which CRTC's vblank waitqueue to retrieve + * + * This function returns a pointer to the vblank waitqueue for the CRTC. + * Drivers can use this to implement vblank waits using wait_event() & co. + */ +static inline wait_queue_head_t *drm_crtc_vblank_waitqueue(struct drm_crtc *crtc) +{ + return &crtc->dev->vblank[drm_crtc_index(crtc)].queue; +} /* Modesetting support */ extern void drm_vblank_pre_modeset(struct drm_device *dev, int crtc); @@ -1336,10 +1219,6 @@ extern void drm_vblank_post_modeset(struct drm_device *dev, int crtc); extern int drm_modeset_ctl(struct drm_device *dev, void *data, struct drm_file *file_priv); - /* AGP/GART support (drm_agpsupport.h) */ - -#include <drm/drm_agpsupport.h> - /* Stub support (drm_stub.h) */ extern int drm_setmaster_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); @@ -1359,8 +1238,6 @@ extern unsigned int drm_timestamp_monotonic; extern struct class *drm_class; -extern struct drm_local_map *drm_getsarea(struct drm_device *dev); - /* Debugfs support */ #if defined(CONFIG_DEBUG_FS) extern int drm_debugfs_init(struct drm_minor *minor, int minor_id, @@ -1446,9 +1323,7 @@ void drm_prime_init_file_private(struct drm_prime_file_private *prime_fpriv); void drm_prime_destroy_file_private(struct drm_prime_file_private *prime_fpriv); void drm_prime_remove_buf_handle_locked(struct drm_prime_file_private *prime_fpriv, struct dma_buf *dma_buf); -#if DRM_DEBUG_CODE extern int drm_vma_info(struct seq_file *m, void *data); -#endif /* Scatter Gather Support (drm_scatter.h) */ extern void drm_legacy_sg_cleanup(struct drm_device *dev); @@ -1471,6 +1346,23 @@ extern int drm_pci_set_unique(struct drm_device *dev, struct drm_master *master, struct drm_unique *u); + /* Legacy Support */ + +int drm_legacy_addmap(struct drm_device *d, resource_size_t offset, + unsigned int size, enum drm_map_type type, + enum drm_map_flags flags, struct drm_local_map **map_p); +int drm_legacy_rmmap(struct drm_device *d, struct drm_local_map *map); +int drm_legacy_rmmap_locked(struct drm_device *d, struct drm_local_map *map); +struct drm_local_map *drm_legacy_getsarea(struct drm_device *dev); + +int drm_legacy_addbufs_agp(struct drm_device *d, struct drm_buf_desc *req); +int drm_legacy_addbufs_pci(struct drm_device *d, struct drm_buf_desc *req); + +void drm_legacy_vma_flush(struct drm_device *d); + +void drm_legacy_idlelock_take(struct drm_lock_data *lock); +void drm_legacy_idlelock_release(struct drm_lock_data *lock); + /* sysfs support (drm_sysfs.c) */ struct drm_sysfs_class; extern struct class *drm_sysfs_create(struct module *owner, char *name); @@ -1495,8 +1387,6 @@ int drm_gem_mmap_obj(struct drm_gem_object *obj, unsigned long obj_size, struct vm_area_struct *vma); int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma); -#include <drm/drm_global.h> - static inline void drm_gem_object_reference(struct drm_gem_object *obj) { @@ -1570,8 +1460,6 @@ static __inline__ void drm_core_dropmap(struct drm_local_map *map) { } -#include <drm/drm_mem_util.h> - struct drm_device *drm_dev_alloc(struct drm_driver *driver, struct device *parent); void drm_dev_ref(struct drm_device *dev); @@ -1605,6 +1493,7 @@ extern void drm_pci_exit(struct drm_driver *driver, struct pci_driver *pdriver); 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); #define DRM_PCIE_SPEED_25 1 #define DRM_PCIE_SPEED_50 2 @@ -1614,6 +1503,7 @@ extern int drm_pcie_get_speed_cap_mask(struct drm_device *dev, u32 *speed_mask); /* platform section */ extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device); +extern int drm_platform_set_busid(struct drm_device *d, struct drm_master *m); /* returns true if currently okay to sleep */ static __inline__ bool drm_can_sleep(void) @@ -1623,5 +1513,4 @@ static __inline__ bool drm_can_sleep(void) return true; } -#endif /* __KERNEL__ */ #endif |