#define DRM_IOCTL_VMW_EXECBUF \
DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_EXECBUF, \
struct drm_vmw_execbuf_arg)
-#define DRM_IOCTL_VMW_FIFO_DEBUG \
- DRM_IOWR(DRM_COMMAND_BASE + DRM_VMW_FIFO_DEBUG, \
- struct drm_vmw_fifo_debug_arg)
+#define DRM_IOCTL_VMW_GET_3D_CAP \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_GET_3D_CAP, \
+ struct drm_vmw_get_3d_cap_arg)
#define DRM_IOCTL_VMW_FENCE_WAIT \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VMW_FENCE_WAIT, \
struct drm_vmw_fence_wait_arg)
-#define DRM_IOCTL_VMW_UPDATE_LAYOUT \
- DRM_IOWR(DRM_COMMAND_BASE + DRM_VMW_UPDATE_LAYOUT, \
- struct drm_vmw_update_layout_arg)
-
+#define DRM_IOCTL_VMW_FENCE_SIGNALED \
+ DRM_IOWR(DRM_COMMAND_BASE + DRM_VMW_FENCE_SIGNALED, \
+ struct drm_vmw_fence_signaled_arg)
+#define DRM_IOCTL_VMW_FENCE_UNREF \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_FENCE_UNREF, \
+ struct drm_vmw_fence_arg)
+#define DRM_IOCTL_VMW_FENCE_EVENT \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_FENCE_EVENT, \
+ struct drm_vmw_fence_event_arg)
+#define DRM_IOCTL_VMW_PRESENT \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_PRESENT, \
+ struct drm_vmw_present_arg)
+#define DRM_IOCTL_VMW_PRESENT_READBACK \
+ DRM_IOW(DRM_COMMAND_BASE + DRM_VMW_PRESENT_READBACK, \
+ struct drm_vmw_present_readback_arg)
/**
* The core DRM version of this macro doesn't account for
DRM_AUTH | DRM_UNLOCKED),
VMW_IOCTL_DEF(VMW_EXECBUF, vmw_execbuf_ioctl,
DRM_AUTH | DRM_UNLOCKED),
- VMW_IOCTL_DEF(VMW_FIFO_DEBUG, vmw_fifo_debug_ioctl,
- DRM_AUTH | DRM_ROOT_ONLY | DRM_MASTER | DRM_UNLOCKED),
- VMW_IOCTL_DEF(VMW_FENCE_WAIT, vmw_fence_wait_ioctl,
+ VMW_IOCTL_DEF(VMW_FENCE_WAIT, vmw_fence_obj_wait_ioctl,
+ DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_FENCE_SIGNALED,
+ vmw_fence_obj_signaled_ioctl,
+ DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_FENCE_UNREF, vmw_fence_obj_unref_ioctl,
+ DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_FENCE_EVENT,
+ vmw_fence_event_ioctl,
+ DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_GET_3D_CAP, vmw_get_cap_3d_ioctl,
DRM_AUTH | DRM_UNLOCKED),
- VMW_IOCTL_DEF(VMW_UPDATE_LAYOUT, vmw_kms_update_layout_ioctl,
- DRM_MASTER | DRM_CONTROL_ALLOW | DRM_UNLOCKED)
+
+ /* these allow direct access to the framebuffers mark as master only */
+ VMW_IOCTL_DEF(VMW_PRESENT, vmw_present_ioctl,
+ DRM_MASTER | DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(VMW_PRESENT_READBACK,
+ vmw_present_readback_ioctl,
+ DRM_MASTER | DRM_AUTH | DRM_UNLOCKED),
};
static struct pci_device_id vmw_pci_id_list[] = {
DRM_INFO(" GMR.\n");
if (capabilities & SVGA_CAP_TRACES)
DRM_INFO(" Traces.\n");
+ if (capabilities & SVGA_CAP_GMR2)
+ DRM_INFO(" GMR2.\n");
+ if (capabilities & SVGA_CAP_SCREEN_OBJECT_2)
+ DRM_INFO(" Screen Object 2.\n");
+}
+
+
+/**
+ * vmw_execbuf_prepare_dummy_query - Initialize a query result structure at
+ * the start of a buffer object.
+ *
+ * @dev_priv: The device private structure.
+ *
+ * This function will idle the buffer using an uninterruptible wait, then
+ * map the first page and initialize a pending occlusion query result structure,
+ * Finally it will unmap the buffer.
+ *
+ * TODO: Since we're only mapping a single page, we should optimize the map
+ * to use kmap_atomic / iomap_atomic.
+ */
+static void vmw_dummy_query_bo_prepare(struct vmw_private *dev_priv)
+{
+ struct ttm_bo_kmap_obj map;
+ volatile SVGA3dQueryResult *result;
+ bool dummy;
+ int ret;
+ struct ttm_bo_device *bdev = &dev_priv->bdev;
+ struct ttm_buffer_object *bo = dev_priv->dummy_query_bo;
+
+ ttm_bo_reserve(bo, false, false, false, 0);
+ spin_lock(&bdev->fence_lock);
+ ret = ttm_bo_wait(bo, false, false, false);
+ spin_unlock(&bdev->fence_lock);
+ if (unlikely(ret != 0))
+ (void) vmw_fallback_wait(dev_priv, false, true, 0, false,
+ 10*HZ);
+
+ ret = ttm_bo_kmap(bo, 0, 1, &map);
+ if (likely(ret == 0)) {
+ result = ttm_kmap_obj_virtual(&map, &dummy);
+ result->totalSize = sizeof(*result);
+ result->state = SVGA3D_QUERYSTATE_PENDING;
+ result->result32 = 0xff;
+ ttm_bo_kunmap(&map);
+ } else
+ DRM_ERROR("Dummy query buffer map failed.\n");
+ ttm_bo_unreserve(bo);
+}
+
+
+/**
+ * vmw_dummy_query_bo_create - create a bo to hold a dummy query result
+ *
+ * @dev_priv: A device private structure.
+ *
+ * This function creates a small buffer object that holds the query
+ * result for dummy queries emitted as query barriers.
+ * No interruptible waits are done within this function.
+ *
+ * Returns an error if bo creation fails.
+ */
+static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv)
+{
+ return ttm_bo_create(&dev_priv->bdev,
+ PAGE_SIZE,
+ ttm_bo_type_device,
+ &vmw_vram_sys_placement,
+ 0, 0, false, NULL,
+ &dev_priv->dummy_query_bo);
}
+
static int vmw_request_device(struct vmw_private *dev_priv)
{
int ret;
DRM_ERROR("Unable to initialize FIFO.\n");
return ret;
}
+ vmw_fence_fifo_up(dev_priv->fman);
+ ret = vmw_dummy_query_bo_create(dev_priv);
+ if (unlikely(ret != 0))
+ goto out_no_query_bo;
+ vmw_dummy_query_bo_prepare(dev_priv);
return 0;
+
+out_no_query_bo:
+ vmw_fence_fifo_down(dev_priv->fman);
+ vmw_fifo_release(dev_priv, &dev_priv->fifo);
+ return ret;
}
static void vmw_release_device(struct vmw_private *dev_priv)
{
+ /*
+ * Previous destructions should've released
+ * the pinned bo.
+ */
+
+ BUG_ON(dev_priv->pinned_bo != NULL);
+
+ ttm_bo_unref(&dev_priv->dummy_query_bo);
+ vmw_fence_fifo_down(dev_priv->fman);
vmw_fifo_release(dev_priv, &dev_priv->fifo);
}
-int vmw_3d_resource_inc(struct vmw_private *dev_priv)
+/**
+ * Increase the 3d resource refcount.
+ * If the count was prevously zero, initialize the fifo, switching to svga
+ * mode. Note that the master holds a ref as well, and may request an
+ * explicit switch to svga mode if fb is not running, using @unhide_svga.
+ */
+int vmw_3d_resource_inc(struct vmw_private *dev_priv,
+ bool unhide_svga)
{
int ret = 0;
ret = vmw_request_device(dev_priv);
if (unlikely(ret != 0))
--dev_priv->num_3d_resources;
+ } else if (unhide_svga) {
+ mutex_lock(&dev_priv->hw_mutex);
+ vmw_write(dev_priv, SVGA_REG_ENABLE,
+ vmw_read(dev_priv, SVGA_REG_ENABLE) &
+ ~SVGA_REG_ENABLE_HIDE);
+ mutex_unlock(&dev_priv->hw_mutex);
}
+
mutex_unlock(&dev_priv->release_mutex);
return ret;
}
-
-void vmw_3d_resource_dec(struct vmw_private *dev_priv)
+/**
+ * Decrease the 3d resource refcount.
+ * If the count reaches zero, disable the fifo, switching to vga mode.
+ * Note that the master holds a refcount as well, and may request an
+ * explicit switch to vga mode when it releases its refcount to account
+ * for the situation of an X server vt switch to VGA with 3d resources
+ * active.
+ */
+void vmw_3d_resource_dec(struct vmw_private *dev_priv,
+ bool hide_svga)
{
int32_t n3d;
mutex_lock(&dev_priv->release_mutex);
if (unlikely(--dev_priv->num_3d_resources == 0))
vmw_release_device(dev_priv);
+ else if (hide_svga) {
+ mutex_lock(&dev_priv->hw_mutex);
+ vmw_write(dev_priv, SVGA_REG_ENABLE,
+ vmw_read(dev_priv, SVGA_REG_ENABLE) |
+ SVGA_REG_ENABLE_HIDE);
+ mutex_unlock(&dev_priv->hw_mutex);
+ }
+
n3d = (int32_t) dev_priv->num_3d_resources;
mutex_unlock(&dev_priv->release_mutex);
dev_priv->dev = dev;
dev_priv->vmw_chipset = chipset;
- dev_priv->last_read_sequence = (uint32_t) -100;
+ dev_priv->last_read_seqno = (uint32_t) -100;
mutex_init(&dev_priv->hw_mutex);
mutex_init(&dev_priv->cmdbuf_mutex);
mutex_init(&dev_priv->release_mutex);
mutex_init(&dev_priv->init_mutex);
init_waitqueue_head(&dev_priv->fence_queue);
init_waitqueue_head(&dev_priv->fifo_queue);
- atomic_set(&dev_priv->fence_queue_waiters, 0);
+ dev_priv->fence_queue_waiters = 0;
atomic_set(&dev_priv->fifo_queue_waiters, 0);
+ INIT_LIST_HEAD(&dev_priv->surface_lru);
+ dev_priv->used_memory_size = 0;
dev_priv->io_start = pci_resource_start(dev->pdev, 0);
dev_priv->vram_start = pci_resource_start(dev->pdev, 1);
dev_priv->capabilities = vmw_read(dev_priv, SVGA_REG_CAPABILITIES);
+ dev_priv->vram_size = vmw_read(dev_priv, SVGA_REG_VRAM_SIZE);
+ dev_priv->mmio_size = vmw_read(dev_priv, SVGA_REG_MEM_SIZE);
+ dev_priv->fb_max_width = vmw_read(dev_priv, SVGA_REG_MAX_WIDTH);
+ dev_priv->fb_max_height = vmw_read(dev_priv, SVGA_REG_MAX_HEIGHT);
if (dev_priv->capabilities & SVGA_CAP_GMR) {
dev_priv->max_gmr_descriptors =
vmw_read(dev_priv,
dev_priv->max_gmr_ids =
vmw_read(dev_priv, SVGA_REG_GMR_MAX_IDS);
}
-
- dev_priv->vram_size = vmw_read(dev_priv, SVGA_REG_VRAM_SIZE);
- dev_priv->mmio_size = vmw_read(dev_priv, SVGA_REG_MEM_SIZE);
- dev_priv->fb_max_width = vmw_read(dev_priv, SVGA_REG_MAX_WIDTH);
- dev_priv->fb_max_height = vmw_read(dev_priv, SVGA_REG_MAX_HEIGHT);
+ if (dev_priv->capabilities & SVGA_CAP_GMR2) {
+ dev_priv->max_gmr_pages =
+ vmw_read(dev_priv, SVGA_REG_GMRS_MAX_PAGES);
+ dev_priv->memory_size =
+ vmw_read(dev_priv, SVGA_REG_MEMORY_SIZE);
+ dev_priv->memory_size -= dev_priv->vram_size;
+ } else {
+ /*
+ * An arbitrary limit of 512MiB on surface
+ * memory. But all HWV8 hardware supports GMR2.
+ */
+ dev_priv->memory_size = 512*1024*1024;
+ }
mutex_unlock(&dev_priv->hw_mutex);
DRM_INFO("Max GMR descriptors is %u\n",
(unsigned)dev_priv->max_gmr_descriptors);
}
+ if (dev_priv->capabilities & SVGA_CAP_GMR2) {
+ DRM_INFO("Max number of GMR pages is %u\n",
+ (unsigned)dev_priv->max_gmr_pages);
+ DRM_INFO("Max dedicated hypervisor surface memory is %u kiB\n",
+ (unsigned)dev_priv->memory_size / 1024);
+ }
DRM_INFO("VRAM at 0x%08x size is %u kiB\n",
dev_priv->vram_start, dev_priv->vram_size / 1024);
DRM_INFO("MMIO at 0x%08x size is %u kiB\n",
goto out_no_device;
}
}
+
+ dev_priv->fman = vmw_fence_manager_init(dev_priv);
+ if (unlikely(dev_priv->fman == NULL))
+ goto out_no_fman;
+
+ /* Need to start the fifo to check if we can do screen objects */
+ ret = vmw_3d_resource_inc(dev_priv, true);
+ if (unlikely(ret != 0))
+ goto out_no_fifo;
+ vmw_kms_save_vga(dev_priv);
+
+ /* Start kms and overlay systems, needs fifo. */
ret = vmw_kms_init(dev_priv);
if (unlikely(ret != 0))
goto out_no_kms;
vmw_overlay_init(dev_priv);
+
+ /* 3D Depends on Screen Objects being used. */
+ DRM_INFO("Detected %sdevice 3D availability.\n",
+ vmw_fifo_have_3d(dev_priv) ?
+ "" : "no ");
+
+ /* We might be done with the fifo now */
if (dev_priv->enable_fb) {
- ret = vmw_3d_resource_inc(dev_priv);
- if (unlikely(ret != 0))
- goto out_no_fifo;
- vmw_kms_save_vga(dev_priv);
vmw_fb_init(dev_priv);
- DRM_INFO("%s", vmw_fifo_have_3d(dev_priv) ?
- "Detected device 3D availability.\n" :
- "Detected no device 3D availability.\n");
} else {
- DRM_INFO("Delayed 3D detection since we're not "
- "running the device in SVGA mode yet.\n");
+ vmw_kms_restore_vga(dev_priv);
+ vmw_3d_resource_dec(dev_priv, true);
}
if (dev_priv->capabilities & SVGA_CAP_IRQMASK) {
return 0;
out_no_irq:
- if (dev_priv->enable_fb) {
+ if (dev_priv->enable_fb)
vmw_fb_close(dev_priv);
- vmw_kms_restore_vga(dev_priv);
- vmw_3d_resource_dec(dev_priv);
- }
-out_no_fifo:
vmw_overlay_close(dev_priv);
vmw_kms_close(dev_priv);
out_no_kms:
+ /* We still have a 3D resource reference held */
+ if (dev_priv->enable_fb) {
+ vmw_kms_restore_vga(dev_priv);
+ vmw_3d_resource_dec(dev_priv, false);
+ }
+out_no_fifo:
+ vmw_fence_manager_takedown(dev_priv->fman);
+out_no_fman:
if (dev_priv->stealth)
pci_release_region(dev->pdev, 2);
else
unregister_pm_notifier(&dev_priv->pm_nb);
+ if (dev_priv->ctx.cmd_bounce)
+ vfree(dev_priv->ctx.cmd_bounce);
if (dev_priv->capabilities & SVGA_CAP_IRQMASK)
drm_irq_uninstall(dev_priv->dev);
if (dev_priv->enable_fb) {
vmw_fb_close(dev_priv);
vmw_kms_restore_vga(dev_priv);
- vmw_3d_resource_dec(dev_priv);
+ vmw_3d_resource_dec(dev_priv, false);
}
vmw_kms_close(dev_priv);
vmw_overlay_close(dev_priv);
+ vmw_fence_manager_takedown(dev_priv->fman);
if (dev_priv->stealth)
pci_release_region(dev->pdev, 2);
else
int ret = 0;
if (!dev_priv->enable_fb) {
- ret = vmw_3d_resource_inc(dev_priv);
+ ret = vmw_3d_resource_inc(dev_priv, true);
if (unlikely(ret != 0))
return ret;
vmw_kms_save_vga(dev_priv);
vmw_write(dev_priv, SVGA_REG_TRACES, 1);
mutex_unlock(&dev_priv->hw_mutex);
vmw_kms_restore_vga(dev_priv);
- vmw_3d_resource_dec(dev_priv);
+ vmw_3d_resource_dec(dev_priv, true);
}
return ret;
}
vmw_fp->locked_master = drm_master_get(file_priv->master);
ret = ttm_vt_lock(&vmaster->lock, false, vmw_fp->tfile);
- vmw_kms_idle_workqueues(vmaster);
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
if (unlikely((ret != 0))) {
DRM_ERROR("Unable to lock TTM at VT switch.\n");
vmw_write(dev_priv, SVGA_REG_TRACES, 1);
mutex_unlock(&dev_priv->hw_mutex);
vmw_kms_restore_vga(dev_priv);
- vmw_3d_resource_dec(dev_priv);
+ vmw_3d_resource_dec(dev_priv, true);
}
dev_priv->active_master = &dev_priv->fbdev_master;
* This empties VRAM and unbinds all GMR bindings.
* Buffer contents is moved to swappable memory.
*/
+ vmw_execbuf_release_pinned_bo(dev_priv, false, 0);
ttm_bo_swapout_all(&dev_priv->bdev);
break;
*/
dev_priv->suspended = true;
if (dev_priv->enable_fb)
- vmw_3d_resource_dec(dev_priv);
+ vmw_3d_resource_dec(dev_priv, true);
if (dev_priv->num_3d_resources != 0) {
"while 3D resources are active.\n");
if (dev_priv->enable_fb)
- vmw_3d_resource_inc(dev_priv);
+ vmw_3d_resource_inc(dev_priv, true);
dev_priv->suspended = false;
return -EBUSY;
}
* start fifo.
*/
if (dev_priv->enable_fb)
- vmw_3d_resource_inc(dev_priv);
+ vmw_3d_resource_inc(dev_priv, false);
dev_priv->suspended = false;
}
.irq_uninstall = vmw_irq_uninstall,
.irq_handler = vmw_irq_handler,
.get_vblank_counter = vmw_get_vblank_counter,
+ .enable_vblank = vmw_enable_vblank,
+ .disable_vblank = vmw_disable_vblank,
.reclaim_buffers_locked = NULL,
.ioctls = vmw_ioctls,
.num_ioctls = DRM_ARRAY_SIZE(vmw_ioctls),
.release = drm_release,
.unlocked_ioctl = vmw_unlocked_ioctl,
.mmap = vmw_mmap,
- .poll = drm_poll,
+ .poll = vmw_fops_poll,
+ .read = vmw_fops_read,
.fasync = drm_fasync,
#if defined(CONFIG_COMPAT)
.compat_ioctl = drm_compat_ioctl,
git.openpandora.org / pandora-kernel.git / blobdiff