Move pin / unpin of fb out of vbox_crtc_set_base_and_mode() so that it can be used to implement the atomic_update drm_plane_helper_func for the primary plane.
Signed-off-by: Hans de Goede hdegoede@redhat.com --- drivers/staging/vboxvideo/vbox_drv.h | 5 +++ drivers/staging/vboxvideo/vbox_mode.c | 52 ++++++++++++++------------- drivers/staging/vboxvideo/vbox_ttm.c | 5 --- 3 files changed, 32 insertions(+), 30 deletions(-)
diff --git a/drivers/staging/vboxvideo/vbox_drv.h b/drivers/staging/vboxvideo/vbox_drv.h index 5034c6bd5445..6a4d3b382e79 100644 --- a/drivers/staging/vboxvideo/vbox_drv.h +++ b/drivers/staging/vboxvideo/vbox_drv.h @@ -220,6 +220,11 @@ static inline struct vbox_bo *vbox_bo(struct ttm_buffer_object *bo)
#define to_vbox_obj(x) container_of(x, struct vbox_gem_object, base)
+static inline u64 vbox_bo_gpu_offset(struct vbox_bo *bo) +{ + return bo->bo.offset; +} + int vbox_dumb_create(struct drm_file *file, struct drm_device *dev, struct drm_mode_create_dumb *args); diff --git a/drivers/staging/vboxvideo/vbox_mode.c b/drivers/staging/vboxvideo/vbox_mode.c index 6d7a89524fbf..1a2416a59fe0 100644 --- a/drivers/staging/vboxvideo/vbox_mode.c +++ b/drivers/staging/vboxvideo/vbox_mode.c @@ -255,28 +255,18 @@ static void vbox_fb_unpin(struct drm_framebuffer *fb) vbox_bo_unreserve(bo); }
-static int vbox_crtc_set_base_and_mode(struct drm_crtc *crtc, - struct drm_framebuffer *old_fb, - struct drm_framebuffer *new_fb, - struct drm_display_mode *mode, - int x, int y) +static void vbox_crtc_set_base_and_mode(struct drm_crtc *crtc, + struct drm_framebuffer *fb, + struct drm_display_mode *mode, + int x, int y) { + struct vbox_bo *bo = gem_to_vbox_bo(to_vbox_framebuffer(fb)->obj); struct vbox_private *vbox = crtc->dev->dev_private; struct vbox_crtc *vbox_crtc = to_vbox_crtc(crtc); - u64 gpu_addr; - int ret; - - /* Prepare: pin the new framebuffer bo */ - ret = vbox_fb_pin(new_fb, TTM_PL_FLAG_VRAM, &gpu_addr); - if (ret) { - DRM_WARN("Error %d pinning new fb, out of video mem?\n", ret); - return ret; - }
- /* Commit: Update hardware to use the new fb */ mutex_lock(&vbox->hw_mutex);
- vbox_crtc->fb_offset = gpu_addr; + vbox_crtc->fb_offset = vbox_bo_gpu_offset(bo);
/* vbox_do_modeset() checks vbox->single_framebuffer so update it now */ if (mode && vbox_set_up_input_mapping(vbox)) { @@ -299,11 +289,6 @@ static int vbox_crtc_set_base_and_mode(struct drm_crtc *crtc, vbox->input_mapping_height);
mutex_unlock(&vbox->hw_mutex); - - /* Cleanup: unpin the old fb */ - vbox_fb_unpin(old_fb); - - return 0; }
static int vbox_crtc_mode_set(struct drm_crtc *crtc, @@ -311,8 +296,19 @@ static int vbox_crtc_mode_set(struct drm_crtc *crtc, struct drm_display_mode *adjusted_mode, int x, int y, struct drm_framebuffer *old_fb) { - return vbox_crtc_set_base_and_mode(crtc, old_fb, CRTC_FB(crtc), - mode, x, y); + int ret; + + ret = vbox_fb_pin(CRTC_FB(crtc), TTM_PL_FLAG_VRAM, NULL); + if (ret) { + DRM_WARN("Error %d pinning new fb, out of video mem?\n", ret); + return ret; + } + + vbox_crtc_set_base_and_mode(crtc, CRTC_FB(crtc), mode, x, y); + + vbox_fb_unpin(old_fb); + + return 0; }
static int vbox_crtc_page_flip(struct drm_crtc *crtc, @@ -324,9 +320,15 @@ static int vbox_crtc_page_flip(struct drm_crtc *crtc, unsigned long flags; int rc;
- rc = vbox_crtc_set_base_and_mode(crtc, CRTC_FB(crtc), fb, NULL, 0, 0); - if (rc) + rc = vbox_fb_pin(fb, TTM_PL_FLAG_VRAM, NULL); + if (rc) { + DRM_WARN("Error %d pinning new fb, out of video mem?\n", rc); return rc; + } + + vbox_crtc_set_base_and_mode(crtc, fb, NULL, 0, 0); + + vbox_fb_unpin(CRTC_FB(crtc));
spin_lock_irqsave(&crtc->dev->event_lock, flags);
diff --git a/drivers/staging/vboxvideo/vbox_ttm.c b/drivers/staging/vboxvideo/vbox_ttm.c index 7b8eac30faca..0e14556dcd6b 100644 --- a/drivers/staging/vboxvideo/vbox_ttm.c +++ b/drivers/staging/vboxvideo/vbox_ttm.c @@ -343,11 +343,6 @@ int vbox_bo_create(struct vbox_private *vbox, int size, int align, return ret; }
-static inline u64 vbox_bo_gpu_offset(struct vbox_bo *bo) -{ - return bo->bo.offset; -} - int vbox_bo_pin(struct vbox_bo *bo, u32 pl_flag, u64 *gpu_addr) { struct ttm_operation_ctx ctx = { false, false };