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authorDave Airlie <airlied@linux.ie>2007-04-17 18:16:38 +1000
committerDave Airlie <airlied@linux.ie>2007-04-17 18:16:38 +1000
commit79aa1d54746f33c33ffbf98fb96ccbf88c3cb390 (patch)
tree7ccbdbc7750015391833988a68b8058d2eb77235
parentcd5769c3b563048357535b24dc40783775adb227 (diff)
another large overhaul of interactions with userspace...
We need to keep a list of user created fbs to nuke on master exit. We also need to use the bo properly.
-rw-r--r--linux-core/drmP.h2
-rw-r--r--linux-core/drm_bo_move.c1
-rw-r--r--linux-core/drm_crtc.c33
-rw-r--r--linux-core/drm_crtc.h1
-rw-r--r--linux-core/drm_fb.c7
-rw-r--r--linux-core/drm_fops.c4
-rw-r--r--linux-core/drm_objects.h5
-rw-r--r--linux-core/drm_stub.c13
-rw-r--r--shared-core/i915_dma.c12
-rw-r--r--shared-core/i915_drv.h1
-rw-r--r--shared-core/i915_init.c35
11 files changed, 80 insertions, 34 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 0d0ec992..326565cb 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -431,6 +431,8 @@ typedef struct drm_file {
drm_open_hash_t refd_object_hash[_DRM_NO_REF_TYPES];
void *driver_priv;
+
+ struct list_head fbs;
} drm_file_t;
/** Wait queue */
diff --git a/linux-core/drm_bo_move.c b/linux-core/drm_bo_move.c
index 415e4bed..eaeef1b0 100644
--- a/linux-core/drm_bo_move.c
+++ b/linux-core/drm_bo_move.c
@@ -151,6 +151,7 @@ void drm_mem_reg_iounmap(drm_device_t * dev, drm_bo_mem_reg_t * mem,
iounmap(virtual);
}
}
+EXPORT_SYMBOL(drm_mem_reg_iounmap);
static int drm_copy_io_page(void *dst, void *src, unsigned long page)
{
diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c
index adea0309..bf019df3 100644
--- a/linux-core/drm_crtc.c
+++ b/linux-core/drm_crtc.c
@@ -64,6 +64,15 @@ void drm_framebuffer_destroy(struct drm_framebuffer *fb)
{
drm_device_t *dev = fb->dev;
+ /* remove from any CRTC */
+ {
+ struct drm_crtc *crtc;
+ list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+ if (crtc->fb == fb)
+ crtc->fb = NULL;
+ }
+ }
+
spin_lock(&dev->mode_config.config_lock);
drm_mode_idr_put(dev, fb->id);
list_del(&fb->head);
@@ -1034,6 +1043,7 @@ int drm_mode_addfb(struct inode *inode, struct file *filp,
r.buffer_id = fb->id;
+ list_add(&fb->filp_head, &priv->fbs);
/* bind the fb to the crtc for now */
{
struct drm_crtc *crtc;
@@ -1049,7 +1059,7 @@ int drm_mode_addfb(struct inode *inode, struct file *filp,
}
int drm_mode_rmfb(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
+ unsigned int cmd, unsigned long arg)
{
drm_file_t *priv = filp->private_data;
drm_device_t *dev = priv->head->dev;
@@ -1067,13 +1077,6 @@ int drm_mode_rmfb(struct inode *inode, struct file *filp,
/* TODO check if we own the buffer */
/* TODO release all crtc connected to the framebuffer */
/* bind the fb to the crtc for now */
- {
- struct drm_crtc *crtc;
- list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
- if (crtc->fb == fb)
- crtc->fb = NULL;
- }
- }
/* TODO unhock the destructor from the buffer object */
drm_framebuffer_destroy(fb);
@@ -1111,3 +1114,17 @@ int drm_mode_getfb(struct inode *inode, struct file *filp,
return 0;
}
+
+void drm_fb_release(struct file *filp)
+{
+ drm_file_t *priv = filp->private_data;
+ drm_device_t *dev = priv->head->dev;
+ struct drm_framebuffer *fb, *tfb;
+
+ list_for_each_entry_safe(fb, tfb, &priv->fbs, filp_head) {
+ list_del(&fb->filp_head);
+ drmfb_remove(dev, fb);
+ drm_framebuffer_destroy(fb);
+
+ }
+}
diff --git a/linux-core/drm_crtc.h b/linux-core/drm_crtc.h
index c02dcedc..584788ee 100644
--- a/linux-core/drm_crtc.h
+++ b/linux-core/drm_crtc.h
@@ -184,6 +184,7 @@ struct drm_framebuffer {
void *fbdev;
u32 pseudo_palette[17];
void *virtual_base;
+ struct list_head filp_head;
};
struct drm_crtc;
struct drm_output;
diff --git a/linux-core/drm_fb.c b/linux-core/drm_fb.c
index df979cd1..ef05341a 100644
--- a/linux-core/drm_fb.c
+++ b/linux-core/drm_fb.c
@@ -84,6 +84,7 @@ static int drmfb_set_par(struct fb_info *info)
struct drm_device *dev = par->dev;
drm_set_desired_modes(dev);
+ return 0;
}
static struct fb_ops drmfb_ops = {
@@ -136,10 +137,6 @@ int drmfb_probe(struct drm_device *dev, struct drm_framebuffer *fb)
info->flags = FBINFO_DEFAULT;
- base = fb->bo->offset + dev->mode_config.fb_base;
- size = (fb->bo->mem.num_pages * PAGE_SIZE);
-
- DRM_DEBUG("remapping %08X %d\n", base, size);
ret = drm_mem_reg_ioremap(dev, &fb->bo->mem, &fb->virtual_base);
if (ret)
DRM_ERROR("error mapping fb: %d\n", ret);
@@ -194,7 +191,7 @@ int drmfb_remove(struct drm_device *dev, struct drm_framebuffer *fb)
struct fb_info *info = fb->fbdev;
if (info) {
- iounmap(fb->virtual_base);
+ drm_mem_reg_iounmap(dev, &fb->bo->mem, fb->virtual_base);
unregister_framebuffer(info);
framebuffer_release(info);
}
diff --git a/linux-core/drm_fops.c b/linux-core/drm_fops.c
index d400a4d5..e4748978 100644
--- a/linux-core/drm_fops.c
+++ b/linux-core/drm_fops.c
@@ -86,7 +86,7 @@ static int drm_setup(drm_device_t * dev)
INIT_LIST_HEAD(&dev->ctxlist->head);
dev->vmalist = NULL;
- dev->sigdata.lock = NULL;
+ // dev->sigdata.lock = NULL;
init_waitqueue_head(&dev->lock.lock_queue);
dev->queue_count = 0;
dev->queue_reserved = 0;
@@ -270,6 +270,7 @@ static int drm_open_helper(struct inode *inode, struct file *filp,
INIT_LIST_HEAD(&priv->user_objects);
INIT_LIST_HEAD(&priv->refd_objects);
+ INIT_LIST_HEAD(&priv->fbs);
for (i=0; i<_DRM_NO_REF_TYPES; ++i) {
ret = drm_ht_create(&priv->refd_object_hash[i], DRM_FILE_HASH_ORDER);
@@ -501,6 +502,7 @@ int drm_release(struct inode *inode, struct file *filp)
mutex_unlock(&dev->ctxlist_mutex);
mutex_lock(&dev->struct_mutex);
+ drm_fb_release(filp);
drm_object_release(filp);
if (priv->remove_auth_on_close == 1) {
drm_file_t *temp = dev->file_first;
diff --git a/linux-core/drm_objects.h b/linux-core/drm_objects.h
index b3155af1..401fd0ed 100644
--- a/linux-core/drm_objects.h
+++ b/linux-core/drm_objects.h
@@ -467,4 +467,9 @@ extern int drm_bo_move_accel_cleanup(drm_buffer_object_t * bo,
uint32_t fence_flags,
drm_bo_mem_reg_t * new_mem);
+extern int drm_mem_reg_ioremap(struct drm_device *dev, drm_bo_mem_reg_t * mem,
+ void **virtual);
+extern void drm_mem_reg_iounmap(struct drm_device *dev, drm_bo_mem_reg_t * mem,
+ void *virtual);
+
#endif
diff --git a/linux-core/drm_stub.c b/linux-core/drm_stub.c
index 417e5095..01ffe679 100644
--- a/linux-core/drm_stub.c
+++ b/linux-core/drm_stub.c
@@ -79,27 +79,28 @@ static int drm_fill_in_dev(drm_device_t * dev, struct pci_dev *pdev,
#endif
dev->irq = pdev->irq;
- if (drm_ht_create(&dev->map_hash, DRM_MAP_HASH_ORDER)) {
- drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS);
+ if (drm_ht_create(&dev->map_hash, DRM_MAP_HASH_ORDER))
return -ENOMEM;
- }
+
if (drm_mm_init(&dev->offset_manager, DRM_FILE_PAGE_OFFSET_START,
DRM_FILE_PAGE_OFFSET_SIZE)) {
- drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS);
drm_ht_remove(&dev->map_hash);
return -ENOMEM;
}
if (drm_ht_create(&dev->object_hash, DRM_OBJECT_HASH_ORDER)) {
- drm_free(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS);
drm_ht_remove(&dev->map_hash);
drm_mm_takedown(&dev->offset_manager);
return -ENOMEM;
}
dev->maplist = drm_calloc(1, sizeof(*dev->maplist), DRM_MEM_MAPS);
- if (dev->maplist == NULL)
+ if (dev->maplist == NULL) {
+ drm_ht_remove(&dev->object_hash);
+ drm_ht_remove(&dev->map_hash);
+ drm_mm_takedown(&dev->offset_manager);
return -ENOMEM;
+ }
INIT_LIST_HEAD(&dev->maplist->head);
/* the DRM has 6 counters */
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c
index 2b29dbe2..25172c1b 100644
--- a/shared-core/i915_dma.c
+++ b/shared-core/i915_dma.c
@@ -85,6 +85,8 @@ int i915_dma_cleanup(drm_device_t * dev)
* may not have been called from userspace and after dev_private
* is freed, it's too late.
*/
+ I915_WRITE(LP_RING + RING_LEN, 0);
+
if (dev->irq)
drm_irq_uninstall(dev);
@@ -97,6 +99,16 @@ static int i915_initialize(drm_device_t * dev,
drm_i915_init_t * init)
{
+ /* reset ring pointers */
+ I915_WRITE(LP_RING + RING_LEN, 0);
+ mb();
+
+ memset((void *)(dev_priv->ring.virtual_start), 0, dev_priv->ring.Size);
+
+ I915_WRITE(LP_RING + RING_START, dev_priv->ring.Start);
+ I915_WRITE(LP_RING + RING_LEN, ((dev_priv->ring.Size - 4096) & RING_NR_PAGES) | (RING_NO_REPORT | RING_VALID));
+
+
dev_priv->cpp = init->cpp;
dev_priv->sarea_priv->pf_current_page = 0;
diff --git a/shared-core/i915_drv.h b/shared-core/i915_drv.h
index f4343014..8c2b4817 100644
--- a/shared-core/i915_drv.h
+++ b/shared-core/i915_drv.h
@@ -93,7 +93,6 @@ typedef struct drm_i915_private {
drm_local_map_t *sarea;
drm_local_map_t *mmio_map;
- unsigned long baseaddr;
unsigned long mmiobase;
unsigned long mmiolen;
diff --git a/shared-core/i915_init.c b/shared-core/i915_init.c
index 273a1116..2ed7a822 100644
--- a/shared-core/i915_init.c
+++ b/shared-core/i915_init.c
@@ -138,12 +138,12 @@ int i915_driver_load(drm_device_t *dev, unsigned long flags)
if (IS_I9XX(dev)) {
dev_priv->mmiobase = drm_get_resource_start(dev, 0);
dev_priv->mmiolen = drm_get_resource_len(dev, 0);
- dev->mode_config.fb_base = dev_priv->baseaddr =
+ dev->mode_config.fb_base =
drm_get_resource_start(dev, 2) & 0xff000000;
} else if (drm_get_resource_start(dev, 1)) {
dev_priv->mmiobase = drm_get_resource_start(dev, 1);
dev_priv->mmiolen = drm_get_resource_len(dev, 1);
- dev->mode_config.fb_base = dev_priv->baseaddr =
+ dev->mode_config.fb_base =
drm_get_resource_start(dev, 0) & 0xff000000;
} else {
DRM_ERROR("Unable to find MMIO registers\n");
@@ -178,14 +178,18 @@ int i915_driver_load(drm_device_t *dev, unsigned long flags)
i915_probe_agp(dev->pdev, &agp_size, &prealloc_size);
DRM_DEBUG("setting up %d bytes of PRIV0 space\n", prealloc_size);
- drm_bo_init_mm(dev, DRM_BO_MEM_PRIV0, dev_priv->baseaddr,
+ drm_bo_init_mm(dev, DRM_BO_MEM_PRIV0, 0,
prealloc_size >> PAGE_SHIFT);
+ I915_WRITE(LP_RING + RING_LEN, 0);
+ I915_WRITE(LP_RING + RING_HEAD, 0);
+ I915_WRITE(LP_RING + RING_TAIL, 0);
+
size = PRIMARY_RINGBUFFER_SIZE;
ret = drm_buffer_object_create(dev, size, drm_bo_type_kernel,
DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE |
DRM_BO_FLAG_MEM_PRIV0 |
- DRM_BO_FLAG_NO_MOVE,
+ DRM_BO_FLAG_NO_EVICT,
DRM_BO_HINT_DONT_FENCE, 0x1, 0,
&dev_priv->ring_buffer);
if (ret < 0) {
@@ -194,23 +198,17 @@ int i915_driver_load(drm_device_t *dev, unsigned long flags)
}
/* remap the buffer object properly */
- dev_priv->ring.Start = dev_priv->ring_buffer->offset + dev_priv->baseaddr;
+ dev_priv->ring.Start = dev_priv->ring_buffer->offset;
dev_priv->ring.End = dev_priv->ring.Start + size;
dev_priv->ring.Size = size;
dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
-
ret = drm_mem_reg_ioremap(dev, &dev_priv->ring_buffer->mem,
&dev_priv->ring.virtual_start);
if (ret)
DRM_ERROR("error mapping ring buffer: %d\n", ret);
DRM_DEBUG("ring start %08X, %08X, %08X\n", dev_priv->ring.Start, dev_priv->ring.virtual_start, dev_priv->ring.Size);
- I915_WRITE(LP_RING + RING_HEAD, 0);
- I915_WRITE(LP_RING + RING_TAIL, 0);
- I915_WRITE(LP_RING + RING_START, dev_priv->ring.Start);
- I915_WRITE(LP_RING + RING_LEN, ((dev_priv->ring.Size - 4096) & RING_NR_PAGES) |
- (RING_NO_REPORT | RING_VALID));
dev_priv->sarea_priv->pf_current_page = 0;
@@ -294,11 +292,22 @@ int i915_driver_unload(drm_device_t *dev)
I915_WRITE(LP_RING + RING_LEN, 0);
- iounmap(dev_priv->ring.virtual_start);
+ intel_modeset_cleanup(dev);
+
+ drm_mem_reg_iounmap(dev, &dev_priv->ring_buffer->mem,
+ dev_priv->ring.virtual_start);
+
+ mutex_lock(&dev->struct_mutex);
+ drm_bo_usage_deref_locked(dev_priv->ring_buffer);
+ mutex_unlock(&dev->struct_mutex);
+
+ if (drm_bo_clean_mm(dev, DRM_BO_MEM_PRIV0)) {
+ DRM_ERROR("Memory manager type 3 not clean. "
+ "Delaying takedown\n");
+ }
drm_bo_driver_finish(dev);
- intel_modeset_cleanup(dev);
DRM_DEBUG("%p, %p\n", dev_priv->mmio_map, dev_priv->sarea);
drm_rmmap(dev, dev_priv->mmio_map);
drm_rmmap(dev, dev_priv->sarea);