From: Dave Airlie <airlied@redhat.com>
Date: Thu, 31 Jul 2008 03:13:21 +0000 (+1000)
Subject: drm: userspace rip out TTM API
X-Git-Tag: submit/1.0/20121108.012404~642^2~105^2~5^2~38
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=d2d7f3069dac4bc5ddd3c8da4d3955f690274276;p=profile%2Fivi%2Flibdrm.git

drm: userspace rip out TTM API
---

diff --git a/libdrm/intel/intel_bufmgr_fake.c b/libdrm/intel/intel_bufmgr_fake.c
index e988eb5..e7ed893 100644
--- a/libdrm/intel/intel_bufmgr_fake.c
+++ b/libdrm/intel/intel_bufmgr_fake.c
@@ -649,7 +649,7 @@ intel_bo_fake_alloc_static(dri_bufmgr *bufmgr, const char *name,
    bo_fake->refcount = 1;
    bo_fake->id = ++bufmgr_fake->buf_nr;
    bo_fake->name = name;
-   bo_fake->flags = BM_PINNED | DRM_BO_FLAG_NO_MOVE;
+   bo_fake->flags = BM_PINNED;
    bo_fake->is_static = 1;
 
    DBG("drm_bo_alloc_static: (buf %d: %s, %d kb)\n", bo_fake->id, bo_fake->name,
diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index 4b4d009..1fd3a69 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -2357,165 +2357,6 @@ int drmCommandWriteRead(int fd, unsigned long drmCommandIndex, void *data,
 }
 
 
-/*
- * Valid flags are 
- * DRM_FENCE_FLAG_EMIT
- * DRM_FENCE_FLAG_SHAREABLE
- * DRM_FENCE_MASK_DRIVER
- */
-
-int drmFenceCreate(int fd, unsigned flags, int fence_class, unsigned type,
-		   drmFence *fence)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.flags = flags;
-    arg.type = type;
-    arg.fence_class = fence_class;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_CREATE, &arg))
-	return -errno;
-    fence->handle = arg.handle;
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->flags = arg.flags;
-    fence->signaled = 0;
-    return 0;
-}
-
-/*
- * Valid flags are 
- * DRM_FENCE_FLAG_SHAREABLE
- * DRM_FENCE_MASK_DRIVER
- */
-
-int drmFenceBuffers(int fd, unsigned flags, uint32_t fence_class, drmFence *fence)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.flags = flags;
-    arg.fence_class = fence_class;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_BUFFERS, &arg))
-	return -errno;
-    fence->handle = arg.handle;
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->flags = arg.flags;
-    fence->sequence = arg.sequence;
-    fence->signaled = 0;
-    return 0;
-}
-
-int drmFenceReference(int fd, unsigned handle, drmFence *fence)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = handle;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_REFERENCE, &arg))
-	return -errno;
-    fence->handle = arg.handle;
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->flags = arg.flags;
-    fence->signaled = arg.signaled;
-    return 0;
-}
-
-int drmFenceUnreference(int fd, const drmFence *fence)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = fence->handle;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_UNREFERENCE, &arg))
-	return -errno;
-    return 0;
-}
-
-int drmFenceFlush(int fd, drmFence *fence, unsigned flush_type)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = fence->handle;
-    arg.type = flush_type;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_FLUSH, &arg))
-	return -errno;
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->signaled = arg.signaled;
-    return arg.error;
-}
-
-int drmFenceUpdate(int fd, drmFence *fence)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = fence->handle;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_SIGNALED, &arg))
-	return -errno;
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->signaled = arg.signaled;
-    return 0;
-}
-
-int drmFenceSignaled(int fd, drmFence *fence, unsigned fenceType, 
-		     int *signaled)
-{
-    if ((fence->flags & DRM_FENCE_FLAG_SHAREABLE) ||
-	((fenceType & fence->signaled) != fenceType)) {
-	int ret = drmFenceFlush(fd, fence, fenceType);
-	if (ret)
-	    return ret;
-    }
-
-    *signaled = ((fenceType & fence->signaled) == fenceType);
-
-    return 0;
-}
-
-/*
- * Valid flags are 
- * DRM_FENCE_FLAG_SHAREABLE
- * DRM_FENCE_MASK_DRIVER
- */
-
-
-int drmFenceEmit(int fd, unsigned flags, drmFence *fence, unsigned emit_type)
-{
-    drm_fence_arg_t arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.fence_class = fence->fence_class;
-    arg.flags = flags;
-    arg.handle = fence->handle;
-    arg.type = emit_type;
-
-    if (drmIoctl(fd, DRM_IOCTL_FENCE_EMIT, &arg))
-	return -errno;
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->signaled = arg.signaled;
-    fence->sequence = arg.sequence;
-    return 0;
-}
-
-/*
- * Valid flags are 
- * DRM_FENCE_FLAG_WAIT_LAZY
- * DRM_FENCE_FLAG_WAIT_IGNORE_SIGNALS
- */
-
 #define DRM_IOCTL_TIMEOUT_USEC 3000000UL
 
 static unsigned long
@@ -2558,377 +2399,6 @@ drmIoctlTimeout(int fd, unsigned long request, void *argp)
     
 	
 
-
-int drmFenceWait(int fd, unsigned flags, drmFence *fence, unsigned flush_type)
-{
-    drm_fence_arg_t arg;
-    int ret;
-
-    if (flush_type == 0) {
-	flush_type = fence->type;
-    }
-
-    if (!(fence->flags & DRM_FENCE_FLAG_SHAREABLE)) {
-	if ((flush_type & fence->signaled) == flush_type) {
-	    return 0;
-	}
-    }
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = fence->handle;
-    arg.type = flush_type;
-    arg.flags = flags;
-
-
-    ret = drmIoctlTimeout(fd, DRM_IOCTL_FENCE_WAIT, &arg);
-    if (ret)
-	return ret;
-
-    fence->fence_class = arg.fence_class;
-    fence->type = arg.type;
-    fence->signaled = arg.signaled;
-    return arg.error;
-}    
-
-static void drmBOCopyReply(const struct drm_bo_info_rep *rep, drmBO *buf)
-{
-    buf->handle = rep->handle;
-    buf->flags = rep->flags;
-    buf->size = rep->size;
-    buf->offset = rep->offset;
-    buf->mapHandle = rep->arg_handle;
-    buf->proposedFlags = rep->proposed_flags;
-    buf->start = rep->buffer_start;
-    buf->fenceFlags = rep->fence_flags;
-    buf->replyFlags = rep->rep_flags;
-    buf->pageAlignment = rep->page_alignment;
-    buf->tileInfo = rep->tile_info;
-    buf->hwTileStride = rep->hw_tile_stride;
-    buf->desiredTileStride = rep->desired_tile_stride;
-}
-
-
-
-int drmBOCreate(int fd, unsigned long size,
-		unsigned pageAlignment, void *user_buffer,
-		uint64_t flags,
-		unsigned hint, drmBO *buf)
-{
-    struct drm_bo_create_arg arg;
-    struct drm_bo_create_req *req = &arg.d.req;
-    struct drm_bo_info_rep *rep = &arg.d.rep;
-    int ret;
-
-    memset(buf, 0, sizeof(*buf));
-    memset(&arg, 0, sizeof(arg));
-    req->flags = flags;
-    req->hint = hint;
-    req->size = size;
-    req->page_alignment = pageAlignment;
-    req->buffer_start = (unsigned long) user_buffer;
-
-    buf->virtual = NULL;
-
-    ret = drmIoctlTimeout(fd, DRM_IOCTL_BO_CREATE, &arg);
-    if (ret)
-	return ret;
-
-    drmBOCopyReply(rep, buf);
-    buf->virtual = user_buffer;
-    buf->mapCount = 0;
-
-    return 0;
-}
-
-int drmBOReference(int fd, unsigned handle, drmBO *buf)
-{
-    struct drm_bo_reference_info_arg arg;
-    struct drm_bo_handle_arg *req = &arg.d.req;
-    struct drm_bo_info_rep *rep = &arg.d.rep;
-    
-    memset(&arg, 0, sizeof(arg));
-    req->handle = handle;
-    
-    if (drmIoctl(fd, DRM_IOCTL_BO_REFERENCE, &arg))
-	return -errno;
-
-    drmBOCopyReply(rep, buf);
-    buf->mapVirtual = NULL;
-    buf->mapCount = 0;
-    buf->virtual = NULL;
-
-    return 0;
-}
-
-int drmBOUnreference(int fd, drmBO *buf)
-{
-    struct drm_bo_handle_arg arg;
-
-    if (buf->mapVirtual && buf->mapHandle) {
-	(void) munmap(buf->mapVirtual, buf->start + buf->size);
-	buf->mapVirtual = NULL;
-	buf->virtual = NULL;
-    }
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = buf->handle;
-
-    if (drmIoctl(fd, DRM_IOCTL_BO_UNREFERENCE, &arg))
-	return -errno;
-
-    buf->handle = 0;
-    return 0;
-}   
-
-
-/*
- * Flags can be  DRM_BO_FLAG_READ, DRM_BO_FLAG_WRITE or'ed together
- * Hint currently be DRM_BO_HINT_DONT_BLOCK, which makes the
- * call return an -EBUSY if it can' immediately honor the mapping request.
- */
-
-int drmBOMap(int fd, drmBO *buf, unsigned mapFlags, unsigned mapHint,
-	     void **address)
-{
-    struct drm_bo_map_wait_idle_arg arg;
-    struct drm_bo_info_req *req = &arg.d.req;
-    struct drm_bo_info_rep *rep = &arg.d.rep;
-    int ret = 0;
-
-    /*
-     * Make sure we have a virtual address of the buffer.
-     */
-
-    if (!buf->virtual) {
-	drmAddress virtual;
-	virtual = mmap(0, buf->size + buf->start, 
-		       PROT_READ | PROT_WRITE, MAP_SHARED,
-		       fd, buf->mapHandle);
-	if (virtual == MAP_FAILED) {
-	    ret = -errno;
-	}
-	if (ret) 
-	    return ret;
-	buf->mapVirtual = virtual;
-	buf->virtual = ((char *) virtual) + buf->start;
-    }
-
-    memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-    req->mask = mapFlags;
-    req->hint = mapHint;
-
-    /*
-     * May hang if the buffer object is busy.
-     * This IOCTL synchronizes the buffer.
-     */
-    
-    ret = drmIoctlTimeout(fd, DRM_IOCTL_BO_MAP, &arg);
-    if (ret)
-	return ret;
-
-    drmBOCopyReply(rep, buf);	
-    buf->mapFlags = mapFlags;
-    ++buf->mapCount;
-    *address = buf->virtual;
-
-    return 0;
-}
-
-
-int drmBOUnmap(int fd, drmBO *buf)
-{
-    struct drm_bo_handle_arg arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.handle = buf->handle;
-
-    if (drmIoctl(fd, DRM_IOCTL_BO_UNMAP, &arg)) {
-	return -errno;
-    }
-    buf->mapCount--;
-    return 0;
-}
-
-int drmBOSetStatus(int fd, drmBO *buf, 
-		   uint64_t flags, uint64_t mask,
-		   unsigned int hint, 
-		   unsigned int desired_tile_stride,
-		   unsigned int tile_info)
-{
-
-    struct drm_bo_map_wait_idle_arg arg;
-    struct drm_bo_info_req *req = &arg.d.req;
-    struct drm_bo_info_rep *rep = &arg.d.rep;
-    int ret = 0;
-
-    memset(&arg, 0, sizeof(arg));
-    req->mask = mask;
-    req->flags = flags;
-    req->handle = buf->handle;
-    req->hint = hint;
-    req->desired_tile_stride = desired_tile_stride;
-    req->tile_info = tile_info;
-    
-    ret = drmIoctlTimeout(fd, DRM_IOCTL_BO_SETSTATUS, &arg);
-    if (ret) 
-	    return ret;
-
-    drmBOCopyReply(rep, buf);
-    return 0;
-}
-	    
-
-int drmBOInfo(int fd, drmBO *buf)
-{
-    struct drm_bo_reference_info_arg arg;
-    struct drm_bo_handle_arg *req = &arg.d.req;
-    struct drm_bo_info_rep *rep = &arg.d.rep;
-    int ret = 0;
-
-    memset(&arg, 0, sizeof(arg));
-    req->handle = buf->handle;
-
-    ret = drmIoctl(fd, DRM_IOCTL_BO_INFO, &arg);
-    if (ret) 
-	return -errno;
-
-    drmBOCopyReply(rep, buf);
-    return 0;
-}
-
-int drmBOWaitIdle(int fd, drmBO *buf, unsigned hint)
-{
-    struct drm_bo_map_wait_idle_arg arg;
-    struct drm_bo_info_req *req = &arg.d.req;
-    struct drm_bo_info_rep *rep = &arg.d.rep;
-    int ret = 0;
-
-    if ((buf->flags & DRM_BO_FLAG_SHAREABLE) ||
-	(buf->replyFlags & DRM_BO_REP_BUSY)) {
-        memset(&arg, 0, sizeof(arg));
-	req->handle = buf->handle;
-	req->hint = hint;
-
-	ret = drmIoctlTimeout(fd, DRM_IOCTL_BO_WAIT_IDLE, &arg);
-	if (ret) 
-	    return ret;
-
-	drmBOCopyReply(rep, buf);
-    }
-    return 0;
-}
-
-int drmBOBusy(int fd, drmBO *buf, int *busy)
-{
-    int ret = drmBOInfo(fd, buf);
-
-    if (ret)
-	return ret;
-
-    *busy = (buf->replyFlags & DRM_BO_REP_BUSY);
-    return 0;
-}
-
-int drmMMInit(int fd, unsigned long pOffset, unsigned long pSize,
-	      unsigned memType)
-{
-    struct drm_mm_init_arg arg;
-
-    memset(&arg, 0, sizeof(arg));
-
-    arg.magic = DRM_BO_INIT_MAGIC;
-    arg.major = DRM_BO_INIT_MAJOR;
-    arg.minor = DRM_BO_INIT_MINOR;
-    arg.p_offset = pOffset;
-    arg.p_size = pSize;
-    arg.mem_type = memType;
-
-    if (drmIoctl(fd, DRM_IOCTL_MM_INIT, &arg))
-	return -errno;
-    return 0;	
-}
-
-int drmMMTakedown(int fd, unsigned memType)
-{
-    struct drm_mm_type_arg arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.mem_type = memType;
-
-    if (drmIoctl(fd, DRM_IOCTL_MM_TAKEDOWN, &arg))
-	return -errno;
-    return 0;	
-}
-
-/*
- * If this function returns an error, and lockBM was set to 1,
- * the buffer manager is NOT locked.
- */
-
-int drmMMLock(int fd, unsigned memType, int lockBM, int ignoreNoEvict)
-{
-    struct drm_mm_type_arg arg;
-
-    memset(&arg, 0, sizeof(arg));
-    arg.mem_type = memType;
-    arg.lock_flags |= (lockBM) ? DRM_BO_LOCK_UNLOCK_BM : 0;
-    arg.lock_flags |= (ignoreNoEvict) ? DRM_BO_LOCK_IGNORE_NO_EVICT : 0;
-
-    return drmIoctlTimeout(fd, DRM_IOCTL_MM_LOCK, &arg);
-}
-
-int drmMMUnlock(int fd, unsigned memType, int unlockBM)
-{
-    struct drm_mm_type_arg arg;
-
-    memset(&arg, 0, sizeof(arg));
-    
-    arg.mem_type = memType;
-    arg.lock_flags |= (unlockBM) ? DRM_BO_LOCK_UNLOCK_BM : 0;
-
-    return drmIoctlTimeout(fd, DRM_IOCTL_MM_UNLOCK, &arg);
-}
-
-int drmMMInfo(int fd, unsigned memType, uint64_t *size)
-{
-    struct drm_mm_info_arg arg;
-
-    memset(&arg, 0, sizeof(arg));
-    
-    arg.mem_type = memType;
-
-    if (drmIoctl(fd, DRM_IOCTL_MM_INFO, &arg))
-	return -errno;
-
-    *size = arg.p_size;
-    return 0;
-}
-
-int drmBOVersion(int fd, unsigned int *major,
-		 unsigned int *minor,
-		 unsigned int *patchlevel)
-{
-    struct drm_bo_version_arg arg;
-    int ret;
-
-    memset(&arg, 0, sizeof(arg));
-    ret = drmIoctl(fd, DRM_IOCTL_BO_VERSION, &arg);
-    if (ret)
-	return -errno;
-
-    if (major)
-	*major = arg.major;
-    if (minor)
-	*minor = arg.minor;
-    if (patchlevel)
-	*patchlevel = arg.patchlevel;
-
-    return 0;
-}
-
-
-
 #define DRM_MAX_FDS 16
 static struct {
     char *BusID;
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c
index 84cf69b..a1c1be8 100644
--- a/linux-core/drm_bo.c
+++ b/linux-core/drm_bo.c
@@ -1061,7 +1061,7 @@ static int drm_bo_modify_proposed_flags (struct drm_buffer_object *bo,
  * Doesn't do any fence flushing as opposed to the drm_bo_busy function.
  */
 
-static int drm_bo_quick_busy(struct drm_buffer_object *bo, int check_unfenced)
+int drm_bo_quick_busy(struct drm_buffer_object *bo, int check_unfenced)
 {
 	struct drm_fence_object *fence = bo->fence;
 
@@ -1712,7 +1712,7 @@ EXPORT_SYMBOL(drm_bo_clean_mm);
  *point since we have the hardware lock.
  */
 
-static int drm_bo_lock_mm(struct drm_device *dev, unsigned mem_type)
+int drm_bo_lock_mm(struct drm_device *dev, unsigned mem_type)
 {
 	int ret;
 	struct drm_buffer_manager *bm = &dev->bm;
@@ -1861,7 +1861,6 @@ int drm_bo_driver_init(struct drm_device *dev)
 	int ret = -EINVAL;
 
 	bm->dummy_read_page = NULL;
-	drm_bo_init_lock(&bm->bm_lock);
 	mutex_lock(&dev->struct_mutex);
 	if (!driver)
 		goto out_unlock;
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h
index 032687f..a8aa84d 100644
--- a/linux-core/drm_objects.h
+++ b/linux-core/drm_objects.h
@@ -879,23 +879,6 @@ extern int drm_mem_reg_ioremap(struct drm_device *dev, struct drm_bo_mem_reg * m
 			       void **virtual);
 extern void drm_mem_reg_iounmap(struct drm_device *dev, struct drm_bo_mem_reg * mem,
 				void *virtual);
-/*
- * drm_bo_lock.c
- * Simple replacement for the hardware lock on buffer manager init and clean.
- */
-
-
-extern void drm_bo_init_lock(struct drm_bo_lock *lock);
-extern void drm_bo_read_unlock(struct drm_bo_lock *lock);
-extern int drm_bo_read_lock(struct drm_bo_lock *lock,
-			    int interruptible);
-extern int drm_bo_write_lock(struct drm_bo_lock *lock,
-			     int interruptible,
-			     struct drm_file *file_priv);
-
-extern int drm_bo_write_unlock(struct drm_bo_lock *lock,
-			       struct drm_file *file_priv);
-
 #ifdef CONFIG_DEBUG_MUTEXES
 #define DRM_ASSERT_LOCKED(_mutex)					\
 	BUG_ON(!mutex_is_locked(_mutex) ||				\
diff --git a/linux-core/drm_vm.c b/linux-core/drm_vm.c
index 0d5242d..9a21516 100644
--- a/linux-core/drm_vm.c
+++ b/linux-core/drm_vm.c
@@ -715,13 +715,8 @@ static int drm_bo_vm_fault(struct vm_area_struct *vma,
 	unsigned long ret = VM_FAULT_NOPAGE;
 
 	dev = bo->dev;
-	err = drm_bo_read_lock(&dev->bm.bm_lock, 1);
-	if (err)
-		return VM_FAULT_NOPAGE;
-
 	err = mutex_lock_interruptible(&bo->mutex);
 	if (err) {
-		drm_bo_read_unlock(&dev->bm.bm_lock);
 		return VM_FAULT_NOPAGE;
 	}
 
@@ -788,7 +783,6 @@ static int drm_bo_vm_fault(struct vm_area_struct *vma,
 out_unlock:
 	BUG_ON(bo->priv_flags & _DRM_BO_FLAG_UNLOCKED);
 	mutex_unlock(&bo->mutex);
-	drm_bo_read_unlock(&dev->bm.bm_lock);
 	return ret;
 }
 #endif
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 3e6a662..bd52a05 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -689,7 +689,6 @@ static void i915_do_dispatch_flip(struct drm_device * dev, int plane, int sync)
 
 void i915_dispatch_flip(struct drm_device * dev, int planes, int sync)
 {
-	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
 	int i;