/*
*/
/*
* drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*-
* Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com
*/
/*
* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
* Copyright (c) 2009, 2013, Intel Corporation.
* All rights reserved.
*
* 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
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Rickard E. (Rik) Faith <faith@valinux.com>
* Gareth Hughes <gareth@valinux.com>
*
*/
#ifndef _DRMP_H
#define _DRMP_H
#include <sys/gfx_private.h>
#include <drm/drm_os_solaris.h>
#include "drm_atomic.h"
#include "drm_linux.h"
#include "drm_linux_list.h"
#include "drm_mm.h"
#include "drm_mode.h"
#include "drm_sun_idr.h"
#include "drm_sun_timer.h"
#include "drm_sun_workqueue.h"
#include "drm_sun_pci.h"
#ifndef __inline__
#define __inline__ inline
#endif
#if !defined(__FUNCTION__)
#if defined(_STDC_C99) || defined(__C99FEATURES__)
#else
#endif
#endif
#define DRM_MINOR_SHIFT (0)
/* driver capabilities and requirements mask */
/* DRM space units */
#define DRM_UNOPENED 0
#define DRM_MEM_DMA 0
/* Internal types and structures */
#define DRM_ARRAY_SIZE(x) (sizeof (x) / sizeof (x[0]))
#define DRM_MIN(a, b) ((a) < (b) ? (a) : (b))
#define DRM_MAX(a, b) ((a) > (b) ? (a) : (b))
#define DRM_DEV_UID 0
#define DRM_DEV_GID 0
#define DRM_MEMORYBARRIER()
#define DRM_MINOR_UNASSIGNED 0
#define DRM_MINOR_ID_BASE_LEGACY 0
/* Legacy VGA regions */
/* Non-legacy access */
#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
DRM_ERROR("copy from user failed"); \
return (-EFAULT); \
}
DRM_ERROR("copy to user failed"); \
return (-EFAULT); \
}
typedef struct drm_wait_queue {
{ \
}
#define DRM_FINI_WAITQUEUE(q) \
{ \
mutex_destroy(&(q)->lock); \
cv_destroy(&(q)->cv); \
}
#define DRM_WAKEUP(q) \
{ \
mutex_enter(&(q)->lock); \
cv_broadcast(&(q)->cv); \
mutex_exit(&(q)->lock); \
}
mutex_enter(&(q)->lock); \
while (!(condition)) { \
TR_CLOCK_TICK); \
if (ret == -1) { \
break; \
} else if (ret == 0) { \
break; \
} else { \
ret = 0; \
} \
} \
mutex_exit(&(q)->lock);
mutex_enter(&(q)->lock); \
if (!(condition)) { \
ret = 0; \
if (!(condition)) { \
/* make sure we got what we want */ \
} \
} \
mutex_exit(&(q)->lock);
/*
#define DRM_GETSAREA() \
{ \
drm_local_map_t *map; \
TAILQ_FOREACH(map, &dev->maplist, link) { \
if (map->type == _DRM_SHM && \
map->flags & _DRM_CONTAINS_LOCK) { \
dev_priv->sarea = map; \
break; \
} \
} \
}
*/
/**
* Test that the hardware lock is held by the caller, returning otherwise.
*
* \param dev DRM device.
* \param filp file pointer of the caller.
*/
do { \
DRM_ERROR( "%s called without lock held, held %d owner %p %p\n",\
return -EINVAL; \
} \
} while (*"\0")
/**
* Copy and IOCTL return string to user space
*/
return (EFAULT); \
}
enum {
};
#ifndef PCIY_AGP
#endif
#ifndef PCIY_EXPRESS
#endif
/*
* wait for 400 milliseconds
*/
//#define DRM_HZ drv_usectohz(400000)
#define DRM_UNSUPPORT 0
#ifndef offsetof
#endif
typedef struct drm_pci_id_list {
int vendor;
int device;
unsigned long driver_data;
#define DRM_IOCTL_ARGS \
dev_t dev_id, struct drm_device *dev, void *data, struct drm_file *file, int ioctl_mode, cred_t *credp
typedef struct drm_ioctl_desc {
int flags;
int cmd;
unsigned int cmd_drv;
const char *name;
/**
* Creates a driver or general drm_ioctl_desc array entry for the given
* ioctl, for use by drm_ioctl().
*/
#ifdef _MULTI_DATAMODEL
[DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .flags = _flags, .func = _func, .copyin32 = _copyin32, .copyout32 = _copyout32}
#else
[DRM_IOCTL_NR(ioctl)] = {.cmd = ioctl, .flags = _flags, .func = _func, .copyin32 = NULL, .copyout32 = NULL, .name = ##_func}
#endif
typedef struct drm_magic_entry {
typedef struct drm_magic_head {
typedef struct drm_buf {
/* Uniq. identifier of holding process */
enum {
DRM_LIST_NONE = 0,
} drm_buf_t;
typedef struct drm_freelist {
typedef struct drm_buf_entry {
int buf_size;
int buf_count;
int seg_count;
int page_order;
unsigned long *seglist_bus;
/* Event queued up for userspace to read */
struct drm_pending_event {
we deliver the event, for tracing only */
};
/**
* Kernel side of a mapping
*/
typedef struct drm_local_map {
/**< Kernel-space: kernel-virtual address */
/* OSOL_drm Begin */
/* OSOL_drm End */
/**
* Mappings list
*/
struct drm_map_list {
/* OSOL_drm: struct drm_hash_item hash; */
};
struct drm_ctx_list {
};
struct drm_history_list {
};
struct gem_map_list {
};
/*
* This structure defines the drm_mm memory object, which will be used by the
* DRM for its buffer objects.
*/
struct drm_gem_object {
/* Reference count of this object */
/* Handle count of this object. Each handle also holds a reference */
/* Related drm device */
/* Mapping info for this object */
/* Not used in this driver, should remove to prevent confusion */
/*
* Size of the object, in bytes. Immutable over the object's
* lifetime.
*/
/*
* Global name for this object, starts at 1. 0 means unnamed.
* Access is covered by the object_name_lock in the related drm_device
*/
int name;
/*
* related to the object. When transitioning from one set of domains
* to another, the driver is called to ensure that caches are suitably
* flushed and invalidated
*/
/*
* While validating an exec operation, the
* They will be transferred to the above values
* at the point that any cache flushing occurs
*/
void *driver_private;
/* Obsolete? Probably should be using the kaddr value above? */
};
typedef struct drm_lock_data {
/** Private of lock holder's file (NULL=kernel) */
int idle_has_lock;
/*
* This structure, in drm_device_t, is always initialized while the device
* is open. dev->dma_lock protects the incrementing of dev->buf_use, which
* when set marks that no further bufs may be allocated until device teardown
* watermarks of bufs are only touched by the X Server, and thus not
* concurrently accessed, so no locking is needed.
*/
/**
* DMA data.
*/
typedef struct drm_device_dma {
int seg_count;
unsigned long byte_count;
enum {
} flags;
/**
* AGP memory entry. Stored as a doubly linked list.
*/
typedef struct drm_agp_mem {
int pages;
/**
* AGP data.
*
* \sa drm_agp_init() and drm_device::agp.
*/
typedef struct drm_agp_head {
unsigned long base;
int mtrr;
int cant_use_aperture;
unsigned long page_mask;
typedef struct drm_dma_handle {
typedef struct drm_sg_mem {
unsigned long handle;
void *virtual;
int pages;
} drm_sg_mem_t;
typedef struct drm_vbl_sig {
unsigned int sequence;
int signo;
int pid;
/* used for clone device */
typedef struct drm_cminor {
int minor;
} drm_cminor_t;
/* location of GART table */
typedef struct ati_pcigart_info {
int gart_table_location;
int is_pcie;
void *addr;
/* Size of ringbuffer for vblank timestamps. Just double-buffer
* in initial implementation.
*/
/* Flags and return codes for get_vblank_timestamp() driver function. */
/* get_scanout_position() return flags */
/* DRM device structure */
struct drm_device;
struct drm_bus {
int bus_type;
struct drm_unique *unique);
/* hooks that are for PCI */
};
struct drm_driver {
int, drm_lock_flags_t);
/**
* Called by vblank timestamping code.
*
* Return the current display scanout position from a crtc.
*
* \param dev DRM device.
* \param crtc Id of the crtc to query.
* \param *vpos Target location for current vertical scanout position.
* \param *hpos Target location for current horizontal scanout position.
*
* Returns vpos as a positive number while in active scanout area.
* Returns vpos as a negative number inside vblank, counting the number
* of scanlines to go until end of vblank, e.g., -1 means "one scanline
* until start of active scanout / end of vblank."
*
* \return Flags, or'ed together as follows:
*
* DRM_SCANOUTPOS_VALID = Query successfull.
* DRM_SCANOUTPOS_INVBL = Inside vblank.
* DRM_SCANOUTPOS_ACCURATE = Returned position is accurate. A lack of
* this flag means that returned position may be offset by a constant
* but unknown small number of scanlines wrt. real scanout position.
*
*/
/**
* Called by \c drm_get_last_vbltimestamp. Should return a precise
* timestamp when the most recent VBLANK interval ended or will end.
*
* Specifically, the timestamp in @vblank_time should correspond as
* closely as possible to the time when the first video scanline of
* the video frame after the end of VBLANK will start scanning out,
* the time immmediately after end of the VBLANK interval. If the
* @crtc is currently inside VBLANK, this will be a time in the future.
* If the @crtc is currently scanning out a frame, this will be the
* past start time of the current scanout. This is meant to adhere
* to the OpenML OML_sync_control extension specification.
*
* \param dev dev DRM device handle.
* \param crtc crtc for which timestamp should be returned.
* \param *max_error Maximum allowable timestamp error in nanoseconds.
* Implementation should strive to provide timestamp
* with an error of at most *max_error nanoseconds.
* Returns true upper bound on error for timestamp.
* \param *vblank_time Target location for returned vblank timestamp.
* \param flags 0 = Defaults, no special treatment needed.
* \param DRM_CALLED_FROM_VBLIRQ = Function is called from vblank
* irq handler. Some drivers need to apply some workarounds
* for gpu-specific vblank irq quirks if flag is set.
*
* \returns
* Zero if timestamping isn't supported in current display mode or a
* negative number on failure. A positive status code on success,
* which describes how the vblank_time timestamp was computed.
*/
int *max_error,
struct timeval *vblank_time,
unsigned flags);
/* added for intel minimized vblank */
/* Master routines */
/**
* master_set is called whenever the minor master is set.
* master_drop is called whenever the minor master is dropped.
*/
bool from_open);
bool from_release);
/*
* Driver-specific constructor for drm_gem_objects, to set up
* obj->driver_private.
*
* Returns 0 on success.
*/
/* vga arb irq handler */
/* dumb alloc support */
struct drm_device *dev,
struct drm_mode_create_dumb *args);
struct drm_device *dev,
int major;
int minor;
int patchlevel;
char *name;
char *desc;
char *date;
int num_ioctls;
int buf_priv_size;
unsigned use_gem;
unsigned use_kms;
};
#include "drm_crtc.h"
struct drm_master {
/** \name Authentication */
/*@{ */
/*@} */
};
struct drm_minor {
void *private;
};
/* mode specified on the command line */
struct drm_cmdline_mode {
bool specified;
bool refresh_specified;
bool bpp_specified;
int bpp;
int refresh;
bool rb;
bool interlace;
bool cvt;
bool margins;
};
struct drm_pending_vblank_event {
int pipe;
};
struct drm_file {
int authenticated;
unsigned long ioctl_count;
unsigned long lock_count;
/** Mapping of mm object handles to object pointers. */
/** Lock for synchronization of access to object_idr. */
void *driver_priv;
N.B. not always minor->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.
*/
int event_space;
};
/*
* hardware-specific code needs to initialize mutexes which
* can be used in interrupt context, so they need to know
* the interrupt priority. Interrupt cookie in drm_device
* structure is the intr_block field.
*/
struct drm_device {
/** \name Locks */
/*@{ */
/*@} */
/** \name Usage Counters */
/*@{ */
/*@} */
/** \name Performance counters */
/*@{ */
unsigned long counters;
/*@} */
/** \name Memory management */
/*@{ */
/*@} */
/** \name Context handle management */
/*@{ */
/*@} */
/** \name DMA queues (contexts) */
/*@{ */
/*@} */
/** \name Context support */
/*@{ */
/*@} */
/** \name VBLANK IRQ support */
/*@{ */
/*
* At load time, disabling the vblank interrupt won't be allowed since
* old clients may not call the modeset ioctl and therefore misbehave.
* Once the modeset ioctl *has* been called though, we can safely
* disable them when unused.
*/
atomic_t *_vblank_count; /**< number of VBLANK interrupts (driver must alloc the right number of counters) */
struct timeval *_vblank_time; /**< timestamp of current vblank_count (drivers must alloc right number of fields) */
spinlock_t vblank_time_lock; /**< Protects vblank count and time updates during vblank enable/disable */
/* for wraparound handling */
once per disable */
/**
* List of events
*/
/*@} */
void *mm_private;
unsigned int agp_buffer_token;
/* \name GEM information */
/* @{ */
/* @} */
int switch_power_state;
/* OSOL Begin*/
/* Locks */
/*
* FMA capabilities
*/
int drm_fm_cap;
/* OSOL End */
};
#define DRM_SWITCH_POWER_ON 0
int feature)
{
}
#if __OS_HAS_AGP
{
}
#else
#endif
extern struct idr drm_minors_idr;
extern struct cb_ops drm_cb_ops;
void drm_ioremapfree(drm_local_map_t *);
void drm_sun_iounmap(void *addr);
void drm_pci_free(drm_dma_handle_t *);
int drm_ctxbitmap_init(drm_device_t *);
void drm_ctxbitmap_cleanup(drm_device_t *);
void drm_ctxbitmap_free(drm_device_t *, int);
/* Locking IOCTL support (drm_lock.c) */
int drm_lock_take(struct drm_lock_data *, unsigned int);
int drm_lock_free(struct drm_lock_data *, unsigned int);
/* Buffer management support (drm_bufs.c) */
unsigned long drm_get_resource_start(drm_device_t *, unsigned int);
unsigned long drm_get_resource_len(drm_device_t *, unsigned int);
int drm_initmap(drm_device_t *, unsigned long, unsigned long,
unsigned int, int, int);
extern int drm_addmap(struct drm_device *, unsigned long, unsigned long,
int drm_order(unsigned long);
/* DMA support (drm_dma.c) */
int drm_dma_setup(drm_device_t *);
void drm_dma_takedown(drm_device_t *);
/* IRQ support (drm_irq.c) */
int drm_irq_install(drm_device_t *);
int drm_irq_uninstall(drm_device_t *);
void drm_driver_irq_preinstall(drm_device_t *);
void drm_driver_irq_postinstall(drm_device_t *);
void drm_driver_irq_uninstall(drm_device_t *);
int drm_vblank_wait(drm_device_t *, unsigned int *);
struct timeval *vblanktime);
struct drm_pending_vblank_event *e);
struct timeval *vblank_time,
unsigned flags,
extern struct drm_display_mode *
struct drm_cmdline_mode *cmd);
/* Modesetting support */
/* AGP/GART support (drm_agpsupport.h) */
extern int drm_agp_acquire_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_release_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_enable_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_info_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_alloc_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_free_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_unbind_ioctl(DRM_IOCTL_ARGS);
extern int drm_agp_bind_ioctl(DRM_IOCTL_ARGS);
extern void drm_agp_cleanup(drm_device_t *);
/* kstat support (drm_kstats.c) */
int drm_init_kstats(drm_device_t *);
void drm_fini_kstats(drm_device_t *);
/* Scatter Gather Support (drm_scatter.c) */
extern void drm_sg_cleanup(drm_sg_mem_t *);
/* ATI PCIGART support (ati_pcigart.c) */
/* Locking IOCTL support (drm_lock.h) */
extern int drm_lock(DRM_IOCTL_ARGS);
extern int drm_unlock(DRM_IOCTL_ARGS);
int drm_setversion(DRM_IOCTL_ARGS);
/* Cache management (drm_cache.c) */
/* Misc. IOCTL support (drm_ioctl.c) */
int drm_getunique(DRM_IOCTL_ARGS);
int drm_setunique(DRM_IOCTL_ARGS);
int drm_getmap(DRM_IOCTL_ARGS);
int drm_getclient(DRM_IOCTL_ARGS);
int drm_getstats(DRM_IOCTL_ARGS);
int drm_getcap(DRM_IOCTL_ARGS);
int drm_noop(DRM_IOCTL_ARGS);
/* Context IOCTL support (drm_context.c) */
int drm_resctx(DRM_IOCTL_ARGS);
int drm_addctx(DRM_IOCTL_ARGS);
int drm_modctx(DRM_IOCTL_ARGS);
int drm_getctx(DRM_IOCTL_ARGS);
int drm_switchctx(DRM_IOCTL_ARGS);
int drm_newctx(DRM_IOCTL_ARGS);
int drm_rmctx(DRM_IOCTL_ARGS);
/* Drawable IOCTL support (drm_drawable.c) */
int drm_adddraw(DRM_IOCTL_ARGS);
int drm_rmdraw(DRM_IOCTL_ARGS);
/* Authentication IOCTL support (drm_auth.h) */
int drm_getmagic(DRM_IOCTL_ARGS);
int drm_authmagic(DRM_IOCTL_ARGS);
/* Buffer management support (drm_bufs.c) */
int drm_addbufs(DRM_IOCTL_ARGS);
int drm_infobufs(DRM_IOCTL_ARGS);
int drm_markbufs(DRM_IOCTL_ARGS);
int drm_freebufs(DRM_IOCTL_ARGS);
int drm_mapbufs(DRM_IOCTL_ARGS);
/* IRQ support (drm_irq.c) */
int drm_control(DRM_IOCTL_ARGS);
/* Scatter Gather Support (drm_scatter.c) */
int drm_sg_free(DRM_IOCTL_ARGS);
extern int drm_debug_flag;
extern int mdb_track_enable;
extern struct list_head drm_iomem_list;
do { \
if (MDB_TRACK_ENABLE) { \
int seq_t = 0; \
seq_t, 0, \
} \
} while (*"\0")
/* We add function to support DRM_DEBUG,DRM_ERROR,DRM_INFO */
/* PRINTFLIKE4 */
/* PRINTFLIKE1 */
/* PRINTFLIKE1 */
/* PRINTFLIKE1 */
#ifdef DEBUG
#define DRM_DEBUG(...) \
do { \
if (drm_debug_flag & 0x08) \
} while (__lintzero)
#define DRM_DEBUG_KMS(...) \
do { \
if (drm_debug_flag & 0x04) \
} while (__lintzero)
#define DRM_DEBUG_DRIVER(...) \
do { \
if (drm_debug_flag & 0x02) \
} while (__lintzero)
#define DRM_INFO(...) \
do { \
if (drm_debug_flag & 0x01) \
} while (__lintzero)
#else
#endif
#define DRM_ERROR(...) \
extern int drm_release(struct drm_file *);
extern void drm_exit(struct drm_device *);
extern int drm_setmaster_ioctl(DRM_IOCTL_ARGS);
extern int drm_dropmaster_ioctl(DRM_IOCTL_ARGS);
extern unsigned int drm_vblank_offdelay;
extern unsigned int drm_timestamp_precision;
/* sysfs support (drm_sysfs.c) */
/* Graphics Execution Manager library functions (drm_gem.c) */
extern void
extern void
extern void
struct drm_gem_object *obj,
extern void
extern void
extern void
struct drm_device *dev,
unsigned int token);
#ifdef NEVER
{
return 0;
}
#endif
#endif /* _DRMP_H */