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| author | Thomas Hellstrom <thellstrom@vmware.com> | 2015-03-03 10:26:06 +0300 |
|---|---|---|
| committer | Thomas Hellstrom <thellstrom@vmware.com> | 2015-08-05 15:01:05 +0300 |
| commit | ed93394c14ba50e3e53ef289116625f0f05f8616 (patch) | |
| tree | 9bb6a44980f312aa9cbfea2f7ba34b51a2b0e89e /drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | |
| parent | ee511a835a681ee147666a0c85b96f8a43aae2d5 (diff) | |
| download | linux-ed93394c14ba50e3e53ef289116625f0f05f8616.tar.xz | |
drm/vmwgfx: Add an interface to pin a resource v3
For screen targets it appears we need to pin surfaces while they are bound
as screen targets, so add a small interface to do that.
v2: Always increase pin_count on pin.
v3: Add missing reservation sem.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Sinclair Yeh <syeh@vmware.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_drv.h')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 8fd40c6bad06..338dce3607fb 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -113,6 +113,7 @@ struct vmw_resource { bool backup_dirty; /* Protected by backup buffer reserved */ struct vmw_dma_buffer *backup; unsigned long backup_offset; + unsigned long pin_count; /* Protected by resource reserved */ const struct vmw_res_func *func; struct list_head lru_head; /* Protected by the resource lock */ struct list_head mob_head; /* Protected by @backup reserved */ @@ -941,6 +942,9 @@ int vmw_dumb_map_offset(struct drm_file *file_priv, int vmw_dumb_destroy(struct drm_file *file_priv, struct drm_device *dev, uint32_t handle); +extern int vmw_resource_pin(struct vmw_resource *res); +extern void vmw_resource_unpin(struct vmw_resource *res); + /** * Overlay control - vmwgfx_overlay.c */ |