60405de4d8688d96dd05157c28db3ade5c9bc234kz * drmP.h -- Private header for Direct Rendering Manager -*- linux-c -*-
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Created: Mon Jan 4 10:05:05 1999 by faith@precisioninsight.com
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Copyright (c) 2009, Intel Corporation.
60405de4d8688d96dd05157c28db3ade5c9bc234kz * All rights reserved.
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Permission is hereby granted, free of charge, to any person obtaining a
60405de4d8688d96dd05157c28db3ade5c9bc234kz * copy of this software and associated documentation files (the "Software"),
60405de4d8688d96dd05157c28db3ade5c9bc234kz * to deal in the Software without restriction, including without limitation
60405de4d8688d96dd05157c28db3ade5c9bc234kz * the rights to use, copy, modify, merge, publish, distribute, sublicense,
60405de4d8688d96dd05157c28db3ade5c9bc234kz * and/or sell copies of the Software, and to permit persons to whom the
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Software is furnished to do so, subject to the following conditions:
60405de4d8688d96dd05157c28db3ade5c9bc234kz * The above copyright notice and this permission notice (including the next
60405de4d8688d96dd05157c28db3ade5c9bc234kz * paragraph) shall be included in all copies or substantial portions of the
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Software.
60405de4d8688d96dd05157c28db3ade5c9bc234kz * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
60405de4d8688d96dd05157c28db3ade5c9bc234kz * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
60405de4d8688d96dd05157c28db3ade5c9bc234kz * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
60405de4d8688d96dd05157c28db3ade5c9bc234kz * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
60405de4d8688d96dd05157c28db3ade5c9bc234kz * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
60405de4d8688d96dd05157c28db3ade5c9bc234kz * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
60405de4d8688d96dd05157c28db3ade5c9bc234kz * OTHER DEALINGS IN THE SOFTWARE.
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Authors:
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Rickard E. (Rik) Faith <faith@valinux.com>
60405de4d8688d96dd05157c28db3ade5c9bc234kz * Gareth Hughes <gareth@valinux.com>
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
e92e3a8694f157faf8a9e44096a70ada86c556bfzw * Use is subject to license terms.
a6f90f126e631443fabe3aab254ed6cb624c5d3cmc#if !defined(__FUNCTION__)
a6f90f126e631443fabe3aab254ed6cb624c5d3cmc#if defined(C99)
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* DRM space units */
60405de4d8688d96dd05157c28db3ade5c9bc234kz#define DRM_ALIGNED(offset) (((offset) & DRM_PAGE_OFFSET) == 0)
60405de4d8688d96dd05157c28db3ade5c9bc234kz#define DRM_KERNEL_CONTEXT 0 /* Change drm_resctx if changed */
60405de4d8688d96dd05157c28db3ade5c9bc234kz#define DRM_RESERVED_CONTEXTS 1 /* Change drm_resctx if changed */
d0538f66491267879b7418b21ad78e3dcc2dcc83cg#define DRM_FILE_PAGE_OFFSET_START ((0xFFFFFFFFUL >> PAGE_SHIFT) + 1)
d0538f66491267879b7418b21ad78e3dcc2dcc83cg#define DRM_FILE_PAGE_OFFSET_SIZE ((0xFFFFFFFFUL >> PAGE_SHIFT) * 16)
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Internal types and structures */
d0538f66491267879b7418b21ad78e3dcc2dcc83cg#define DRM_LOCK_OWNED() ASSERT(mutex_owned(&dev->dev_lock))
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China#define spin_lock(l) mutex_enter(l)
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China#define spin_unlock(u) mutex_exit(u)
d0538f66491267879b7418b21ad78e3dcc2dcc83cg drm_device_t *dev1, intptr_t data, drm_file_t *fpriv, int mode
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China if (ddi_copyin((src), (dest), (size), 0)) { \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China DRM_ERROR("%s: copy from user failed", __func__); \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China return (EFAULT); \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China if (ddi_copyout((src), (dest), (size), 0)) { \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China DRM_ERROR("%s: copy to user failed", __func__); \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China return (EFAULT); \
d0538f66491267879b7418b21ad78e3dcc2dcc83cg ddi_copyout((src), (dest), (size), 0) /* flags for dest */
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu *(volatile uint8_t *)((uintptr_t)((map)->dev_addr) + (offset))
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu *(volatile uint16_t *)((uintptr_t)((map)->dev_addr) + (offset))
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu *(volatile uint32_t *)((uintptr_t)((map)->dev_addr) + (offset))
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu *(volatile uint8_t *)((uintptr_t)((map)->dev_addr) + (offset)) = (val)
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu *(volatile uint16_t *)((uintptr_t)((map)->dev_addr) + (offset)) = (val)
7e4cd27fd3e85a669cd75278422f48416cb3445eEdward Shu *(volatile uint32_t *)((uintptr_t)((map)->dev_addr) + (offset)) = (val)
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China#define jiffies ddi_get_lbolt()
d3d50737e566cade9a08d73d2af95105ac7cd960Rafael Vanoni#define DRM_WAIT_ON(ret, q, timeout, condition) \
d3d50737e566cade9a08d73d2af95105ac7cd960Rafael Vanoni while (!(condition)) { \
d3d50737e566cade9a08d73d2af95105ac7cd960Rafael Vanoni ret = cv_reltimedwait_sig(&(q)->cv, &(q)->lock, timeout,\
d3d50737e566cade9a08d73d2af95105ac7cd960Rafael Vanoni } else if (ret == 0) { \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China#define DRM_WAIT(ret, q, condition) \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinamutex_enter(&(q)->lock); \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaif (!(condition)) { \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China ret = cv_timedwait_sig(&(q)->cv, &(q)->lock, jiffies + 30 * DRM_HZ); \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China if (ret == -1) { \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* gfx maybe hang */ \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China if (!(condition)) \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinamutex_exit(&(q)->lock);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China DRM_DEBUG("%s called without lock held", __func__); \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China return (EINVAL); \
60405de4d8688d96dd05157c28db3ade5c9bc234kz#define PAGE_ALIGN(addr) (((addr) + DRM_PAGE_SIZE - 1) & DRM_PAGE_MASK)
8566479d2f5fd989f537085885d6fa1df55e36e9Edward Shu#define DRM_SUSER(p) (crgetsgid(p) == 0 || crgetsuid(p) == 0)
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China#define DRM_GEM_OBJIDR_HASHNODE 1024
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China#define idr_list_for_each(entry, head) \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China for (int key = 0; key < DRM_GEM_OBJIDR_HASHNODE; key++) \
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China list_for_each(entry, &(head)->next[key])
d0538f66491267879b7418b21ad78e3dcc2dcc83cg * wait for 400 milliseconds
60405de4d8688d96dd05157c28db3ade5c9bc234kz unsigned long offset; /* Byte offset (used internally) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz struct drm_buf *next; /* Kernel-only: used for free list */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Uniq. identifier of holding process */
60405de4d8688d96dd05157c28db3ade5c9bc234kztypedef TAILQ_HEAD(drm_file_list, drm_file) drm_file_list_t;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China/* BEGIN CSTYLED */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinatypedef struct drm_local_map {
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long offset; /* Physical address (0 for SAREA) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long size; /* Physical size (bytes) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China drm_map_type_t type; /* Type of memory mapped */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China drm_map_flags_t flags; /* Flags */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China void *handle; /* User-space: "Handle" to pass to mmap */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Kernel-space: kernel-virtual address */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China int mtrr; /* Boolean: MTRR used */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Private data */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China int rid; /* PCI resource ID for bus_space */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China int kernel_owned; /* Boolean: 1= initmapped, 0= addmapped */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China caddr_t dev_addr; /* base device address */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China ddi_acc_handle_t dev_handle; /* The data access handle */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China ddi_umem_cookie_t drm_umem_cookie; /* For SAREA alloc and free */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China TAILQ_ENTRY(drm_local_map) link;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China} drm_local_map_t;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China/* END CSTYLED */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * This structure defines the drm_mm memory object, which will be used by the
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * DRM for its buffer objects.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct drm_gem_object {
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Reference count of this object */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t refcount;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Handle count of this object. Each handle also holds a reference */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t handlecount;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Related drm device */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct drm_device *dev;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Size of the object, in bytes. Immutable over the object's
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Global name for this object, starts at 1. 0 means unnamed.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Access is covered by the object_name_lock in the related drm_device
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Memory domains. These monitor which caches contain read/write data
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * related to the object. When transitioning from one set of domains
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * to another, the driver is called to ensure that caches are suitably
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * flushed and invalidated
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t read_domains;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t write_domain;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * While validating an exec operation, the
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * new read/write domain values are computed here.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * They will be transferred to the above values
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * at the point that any cache flushing occurs
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t pending_read_domains;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t pending_write_domain;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China void *driver_private;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China drm_local_map_t *map;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China ddi_dma_handle_t dma_hdl;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China ddi_acc_handle_t acc_hdl;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China size_t real_size; /* real size of memory */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China pfn_t *pfnarray;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct idr_list {
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct idr_list *next, *prev;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct drm_gem_object *obj;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t handle;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China caddr_t contain_ptr;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Mapping of mm object handles to object pointers. */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct idr_list object_idr;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Lock for synchronization of access to object_idr. */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t table_lock;
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Uniq. identifier of holding process */
d3d50737e566cade9a08d73d2af95105ac7cd960Rafael Vanoni unsigned long lock_time; /* Time of last lock in clock ticks */
d0538f66491267879b7418b21ad78e3dcc2dcc83cg * This structure, in drm_device_t, is always initialized while the device
60405de4d8688d96dd05157c28db3ade5c9bc234kz * is open. dev->dma_lock protects the incrementing of dev->buf_use, which
60405de4d8688d96dd05157c28db3ade5c9bc234kz * when set marks that no further bufs may be allocated until device teardown
60405de4d8688d96dd05157c28db3ade5c9bc234kz * occurs (when the last open of the device has closed). The high/low
60405de4d8688d96dd05157c28db3ade5c9bc234kz * watermarks of bufs are only touched by the X Server, and thus not
60405de4d8688d96dd05157c28db3ade5c9bc234kz * concurrently accessed, so no locking is needed.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Generic memory manager structs
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct drm_mm_node {
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct list_head fl_entry;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct list_head ml_entry;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long start;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long size;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct drm_mm *mm;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct list_head fl_entry;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct list_head ml_entry;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinatypedef TAILQ_HEAD(drm_map_list, drm_local_map) drm_map_list_t;
d0538f66491267879b7418b21ad78e3dcc2dcc83cgtypedef TAILQ_HEAD(drm_vbl_sig_list, drm_vbl_sig) drm_vbl_sig_list_t;
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* used for clone device */
fca314aae8ba1403ba891f2b0e7a172bcdc055c8cgtypedef TAILQ_HEAD(drm_cminor_list, drm_cminor) drm_cminor_list_t;
d0538f66491267879b7418b21ad78e3dcc2dcc83cg/* location of GART table */
d0538f66491267879b7418b21ad78e3dcc2dcc83cg/* DRM device structure */
d0538f66491267879b7418b21ad78e3dcc2dcc83cg void (*reclaim_buffers_locked)(struct drm_device *, drm_file_t *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cg void (*free_filp_priv)(struct drm_device *, drm_file_t *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cg int (*kernel_context_switch)(struct drm_device *, int, int);
d0538f66491267879b7418b21ad78e3dcc2dcc83cg int (*kernel_context_switch_unlock)(struct drm_device *);
0f7bfed6285b1bd6a65b05cc5f6ab4687ca999e6miao chen - Sun Microsystems - Beijing China int (*irq_preinstall)(struct drm_device *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cg int (*vblank_wait2)(struct drm_device *, unsigned int *);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* added for intel minimized vblank */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China u32 (*get_vblank_counter)(struct drm_device *dev, int crtc);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China int (*enable_vblank)(struct drm_device *dev, int crtc);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China void (*disable_vblank)(struct drm_device *dev, int crtc);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Driver-specific constructor for drm_gem_objects, to set up
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * obj->driver_private.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Returns 0 on success.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China int (*gem_init_object) (struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China void (*gem_free_object) (struct drm_gem_object *obj);
60405de4d8688d96dd05157c28db3ade5c9bc234kz const char *driver_date; /* Date of last major changes. */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned use_gem;
d0538f66491267879b7418b21ad78e3dcc2dcc83cg * hardware-specific code needs to initialize mutexes which
d0538f66491267879b7418b21ad78e3dcc2dcc83cg * can be used in interrupt context, so they need to know
d0538f66491267879b7418b21ad78e3dcc2dcc83cg * the interrupt priority. Interrupt cookie in drm_device
d0538f66491267879b7418b21ad78e3dcc2dcc83cg * structure is the intr_block field.
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Locks */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t vbl_lock; /* protects vblank operations */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t dma_lock; /* protects dev->dma */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t irq_lock; /* protects irq condition checks */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t dev_lock; /* protects everything else */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t struct_mutex; /* < For others */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Usage Counters */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Performance counters */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Authentication */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Linked list of mappable regions. Protected by dev_lock */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* DMA queues (contexts) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz drm_device_dma_t *dma; /* Optional pointer for DMA support */
60405de4d8688d96dd05157c28db3ade5c9bc234kz /* Context support */
60405de4d8688d96dd05157c28db3ade5c9bc234kz int irq_enabled; /* True if the irq handler is enabled */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* Only used for Radeon */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * At load time, disabling the vblank interrupt won't be allowed since
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * old clients may not call the modeset ioctl and therefore misbehave.
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * Once the modeset ioctl *has* been called though, we can safely
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China * disable them when unused.
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China wait_queue_head_t vbl_queue; /* vbl wait channel */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* vbl wait channel array */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China wait_queue_head_t *vbl_queues;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* number of VBLANK interrupts */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* (driver must alloc the right number of counters) */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China atomic_t *_vblank_count;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* signal list to send on VBLANK */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China struct drm_vbl_sig_list *vbl_sigs;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* number of signals pending on all crtcs */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China atomic_t vbl_signal_pending;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* number of users of vblank interrupts per crtc */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China atomic_t *vblank_refcount;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* protected by dev->vbl_lock, used for wraparound handling */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China u32 *last_vblank;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* so we don't call enable more than */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China atomic_t *vblank_enabled;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* Display driver is setting mode */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China int *vblank_inmodeset;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* Don't wait while crtc is likely disabled */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China int *vblank_suspend;
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China /* size of vblank counter register */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China u32 max_vblank_count;
e92e3a8694f157faf8a9e44096a70ada86c556bfzw /* name Drawable information */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China /* \name GEM information */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China kmutex_t object_name_lock;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct idr_list object_name_idr;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t object_count;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t object_memory;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t pin_count;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t pin_memory;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t gtt_count;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China atomic_t gtt_memory;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t gtt_total;
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t invalidate_domains; /* domains pending invalidation */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t flush_domains; /* domains pending flush */
31c83a1b44505db718ee9088db1ce16bd9205d86ms * Saving S3 context
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Memory management support (drm_memory.c) */
d0538f66491267879b7418b21ad78e3dcc2dcc83cgvoid drm_core_ioremap(struct drm_local_map *, struct drm_device *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgvoid drm_core_ioremapfree(struct drm_local_map *, struct drm_device *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgvoid *drm_pci_alloc(drm_device_t *, size_t, size_t, dma_addr_t, int);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgstruct drm_local_map *drm_core_findmap(struct drm_device *, unsigned long);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Locking IOCTL support (drm_lock.c) */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China drm_lock_data_t *, unsigned int);
d0538f66491267879b7418b21ad78e3dcc2dcc83cg volatile unsigned int *, unsigned int);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Buffer management support (drm_bufs.c) */
d0538f66491267879b7418b21ad78e3dcc2dcc83cgunsigned long drm_get_resource_start(drm_device_t *, unsigned int);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgunsigned long drm_get_resource_len(drm_device_t *, unsigned int);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgint drm_initmap(drm_device_t *, unsigned long, unsigned long,
d0538f66491267879b7418b21ad78e3dcc2dcc83cg unsigned int, int, int);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgint drm_addmap(drm_device_t *, unsigned long, unsigned long,
d0538f66491267879b7418b21ad78e3dcc2dcc83cgint drm_order(unsigned long);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* DMA support (drm_dma.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* IRQ support (drm_irq.c) */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinavoid drm_handle_vblank(struct drm_device *dev, int crtc);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinau32 drm_vblank_count(struct drm_device *dev, int crtc);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinaint drm_vblank_get(struct drm_device *dev, int crtc);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinavoid drm_vblank_put(struct drm_device *dev, int crtc);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinaint drm_vblank_init(struct drm_device *dev, int num_crtcs);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_modeset_ctl(DRM_IOCTL_ARGS);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* AGP/GART support (drm_agpsupport.c) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid *drm_agp_allocate_memory(size_t pages,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t type, drm_device_t *dev);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_agp_free_memory(agp_allocate_t *handle, drm_device_t *dev);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgint drm_agp_bind_memory(unsigned int, uint32_t, drm_device_t *);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_agp_bind_pages(drm_device_t *dev,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long num_pages,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t gtt_offset);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_agp_unbind_pages(drm_device_t *dev,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long num_pages,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t gtt_offset,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China uint32_t type);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_agp_chipset_flush(struct drm_device *dev);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_agp_rebind(struct drm_device *dev);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* kstat support (drm_kstats.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Scatter Gather Support (drm_scatter.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* ATI PCIGART support (ati_pcigart.c) */
d0538f66491267879b7418b21ad78e3dcc2dcc83cgint drm_ati_pcigart_init(drm_device_t *, drm_ati_pcigart_info *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgint drm_ati_pcigart_cleanup(drm_device_t *, drm_ati_pcigart_info *);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Locking IOCTL support (drm_drv.c) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China/* Cache management (drm_cache.c) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_clflush_pages(caddr_t *pages, unsigned long num_pages);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Misc. IOCTL support (drm_ioctl.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Context IOCTL support (drm_context.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Drawable IOCTL support (drm_drawable.c) */
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinaint drm_update_draw(DRM_IOCTL_ARGS);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Authentication IOCTL support (drm_auth.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Buffer management support (drm_bufs.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* DMA support (drm_dma.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* IRQ support (drm_irq.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* AGP/GART support (drm_agpsupport.c) */
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* Scatter Gather Support (drm_scatter.c) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct drm_mm_node *drm_mm_get_block(struct drm_mm_node *parent,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long size, unsigned alignment);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct drm_mm_node *drm_mm_search_free(const struct drm_mm *mm,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned long size,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China unsigned alignment, int best_match);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaextern void drm_mm_clean_ml(const struct drm_mm *mm);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaextern int drm_debug_flag;
d0538f66491267879b7418b21ad78e3dcc2dcc83cg/* We add function to support DRM_DEBUG,DRM_ERROR,DRM_INFO */
d0538f66491267879b7418b21ad78e3dcc2dcc83cgextern void *drm_supp_register(dev_info_t *, drm_device_t *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgextern int drm_supp_unregister(void *);
fca314aae8ba1403ba891f2b0e7a172bcdc055c8cgextern int drm_open(drm_device_t *, drm_cminor_t *, int, int, cred_t *);
fca314aae8ba1403ba891f2b0e7a172bcdc055c8cgextern int drm_close(drm_device_t *, int, int, int, cred_t *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgextern int drm_probe(drm_device_t *, drm_pci_id_list_t *);
d0538f66491267879b7418b21ad78e3dcc2dcc83cgextern int pci_get_info(drm_device_t *, int *, int *, int *);
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing Chinaextern struct drm_drawable_info *drm_get_drawable_info(drm_device_t *,
d02310705313ee2fcefee164a4b26d1fa85e9d22miao chen - Sun Microsystems - Beijing China drm_drawable_t);
60405de4d8688d96dd05157c28db3ade5c9bc234kz/* File Operations helpers (drm_fops.c) */
d0538f66491267879b7418b21ad78e3dcc2dcc83cgextern drm_file_t *drm_find_file_by_proc(drm_device_t *, cred_t *);
fca314aae8ba1403ba891f2b0e7a172bcdc055c8cgextern drm_cminor_t *drm_find_file_by_minor(drm_device_t *, int);
fca314aae8ba1403ba891f2b0e7a172bcdc055c8cgextern int drm_open_helper(drm_device_t *, drm_cminor_t *, int, int,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China/* Graphics Execution Manager library functions (drm_gem.c) */
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_gem_init(struct drm_device *dev);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_object_free(struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct drm_gem_object *drm_gem_object_alloc(struct drm_device *dev,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_object_handle_free(struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_object_reference(struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_object_unreference(struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_gem_handle_create(struct drm_file *file_priv,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing China struct drm_gem_object *obj,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_object_handle_reference(struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_object_handle_unreference(struct drm_gem_object *obj);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinastruct drm_gem_object *drm_gem_object_lookup(struct drm_file *filp,
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_gem_close_ioctl(DRM_IOCTL_ARGS);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_gem_flink_ioctl(DRM_IOCTL_ARGS);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinaint drm_gem_open_ioctl(DRM_IOCTL_ARGS);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_open(struct drm_file *file_private);
0035d21c77a24d02faf34c10aabc120ca692efb5miao chen - Sun Microsystems - Beijing Chinavoid drm_gem_release(struct drm_device *dev, struct drm_file *file_private);
d0538f66491267879b7418b21ad78e3dcc2dcc83cg#endif /* _DRMP_H */