/**
* vmw_stdu_crtc_page_flip - Binds a buffer to a screen target
*
* @crtc: CRTC to attach FB to
* @fb: FB to attach
* @event: Event to be posted. This event should've been alloced
* using k[mz]alloc, and should've been completely initialized.
* @page_flip_flags: Input flags.
*
* If the STDU uses the same display and content buffers, i.e. a true flip,
* this function will replace the existing display buffer with the new content
* buffer.
*
* If the STDU uses different display and content buffers, i.e. a blit, then
* only the content buffer will be updated.
*
* RETURNS:
* 0 on success, error code on failure
*/
static int vmw_stdu_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *new_fb,
struct drm_pending_vblank_event *event,
uint32_t flags)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct vmw_screen_target_display_unit *stdu;
struct drm_vmw_rect vclips;
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(new_fb);
int ret;
dev_priv = vmw_priv(crtc->dev);
stdu = vmw_crtc_to_stdu(crtc);
if (!stdu->defined || !vmw_kms_crtc_flippable(dev_priv, crtc))
return -EINVAL;
ret = vmw_stdu_bind_fb(dev_priv, crtc, &crtc->mode, new_fb);
if (ret)
return ret;
if (stdu->base.is_implicit)
vmw_kms_update_implicit_fb(dev_priv, crtc);
vclips.x = crtc->x;
vclips.y = crtc->y;
vclips.w = crtc->mode.hdisplay;
vclips.h = crtc->mode.vdisplay;
if (vfb->dmabuf)
ret = vmw_kms_stdu_dma(dev_priv, NULL, vfb, NULL, NULL, &vclips,
1, 1, true, false);
else
ret = vmw_kms_stdu_surface_dirty(dev_priv, vfb, NULL, &vclips,
NULL, 0, 0, 1, 1, NULL);
if (ret)
return ret;
if (event) {
struct vmw_fence_obj *fence = NULL;
struct drm_file *file_priv = event->base.file_priv;
vmw_execbuf_fence_commands(NULL, dev_priv, &fence, NULL);
if (!fence)
return -ENOMEM;
ret = vmw_event_fence_action_queue(file_priv, fence,
&event->base,
&event->event.tv_sec,
&event->event.tv_usec,
true);
vmw_fence_obj_unreference(&fence);
} else {
vmw_fifo_flush(dev_priv, false);
}
return 0;
}
static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t flags)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct drm_framebuffer *old_fb = crtc->primary->fb;
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(fb);
struct vmw_fence_obj *fence = NULL;
struct drm_vmw_rect vclips;
int ret;
if (!vmw_kms_crtc_flippable(dev_priv, crtc))
return -EINVAL;
crtc->primary->fb = fb;
/* do a full screen dirty update */
vclips.x = crtc->x;
vclips.y = crtc->y;
vclips.w = crtc->mode.hdisplay;
vclips.h = crtc->mode.vdisplay;
if (vfb->dmabuf)
ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, vfb,
NULL, &vclips, 1, 1,
true, &fence);
else
ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb,
NULL, &vclips, NULL,
0, 0, 1, 1, &fence);
if (ret != 0)
goto out_no_fence;
if (!fence) {
ret = -EINVAL;
goto out_no_fence;
}
if (event) {
struct drm_file *file_priv = event->base.file_priv;
ret = vmw_event_fence_action_queue(file_priv, fence,
&event->base,
&event->event.tv_sec,
&event->event.tv_usec,
true);
}
/*
* No need to hold on to this now. The only cleanup
* we need to do if we fail is unref the fence.
*/
vmw_fence_obj_unreference(&fence);
if (vmw_crtc_to_du(crtc)->is_implicit)
vmw_kms_update_implicit_fb(dev_priv, crtc);
return ret;
out_no_fence:
crtc->primary->fb = old_fb;
return ret;
}
static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t flags)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct drm_framebuffer *old_fb = crtc->primary->fb;
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(fb);
struct vmw_fence_obj *fence = NULL;
struct drm_clip_rect clips;
int ret;
/* require ScreenObject support for page flipping */
if (!dev_priv->sou_priv)
return -ENOSYS;
if (!vmw_sou_screen_object_flippable(dev_priv, crtc))
return -EINVAL;
crtc->primary->fb = fb;
/* do a full screen dirty update */
clips.x1 = clips.y1 = 0;
clips.x2 = fb->width;
clips.y2 = fb->height;
if (vfb->dmabuf)
ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, vfb,
&clips, 1, 1,
true, &fence);
else
ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb,
&clips, NULL, NULL,
0, 0, 1, 1, &fence);
if (ret != 0)
goto out_no_fence;
if (!fence) {
ret = -EINVAL;
goto out_no_fence;
}
if (event) {
struct drm_file *file_priv = event->base.file_priv;
ret = vmw_event_fence_action_queue(file_priv, fence,
&event->base,
&event->event.tv_sec,
&event->event.tv_usec,
true);
}
/*
* No need to hold on to this now. The only cleanup
* we need to do if we fail is unref the fence.
*/
vmw_fence_obj_unreference(&fence);
if (vmw_crtc_to_du(crtc)->is_implicit)
vmw_sou_update_implicit_fb(dev_priv, crtc);
return ret;
out_no_fence:
crtc->primary->fb = old_fb;
return ret;
}
static void
vmw_sou_primary_plane_atomic_update(struct drm_plane *plane,
struct drm_plane_state *old_state)
{
struct drm_crtc *crtc = plane->state->crtc;
struct drm_pending_vblank_event *event = NULL;
struct vmw_fence_obj *fence = NULL;
int ret;
if (crtc && plane->state->fb) {
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct vmw_framebuffer *vfb =
vmw_framebuffer_to_vfb(plane->state->fb);
struct drm_vmw_rect vclips;
vclips.x = crtc->x;
vclips.y = crtc->y;
vclips.w = crtc->mode.hdisplay;
vclips.h = crtc->mode.vdisplay;
if (vfb->bo)
ret = vmw_kms_sou_do_bo_dirty(dev_priv, vfb, NULL,
&vclips, 1, 1, true,
&fence, crtc);
else
ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb, NULL,
&vclips, NULL, 0, 0,
1, 1, &fence, crtc);
/*
* We cannot really fail this function, so if we do, then output
* an error and maintain consistent atomic state.
*/
if (ret != 0)
DRM_ERROR("Failed to update screen.\n");
} else {
/*
* When disabling a plane, CRTC and FB should always be NULL
* together, otherwise it's an error.
* Here primary plane is being disable so should really blank
* the screen object display unit, if not already done.
*/
return;
}
event = crtc->state->event;
/*
* In case of failure and other cases, vblank event will be sent in
* vmw_du_crtc_atomic_flush.
*/
if (event && fence) {
struct drm_file *file_priv = event->base.file_priv;
ret = vmw_event_fence_action_queue(file_priv,
fence,
&event->base,
&event->event.vbl.tv_sec,
&event->event.vbl.tv_usec,
true);
if (unlikely(ret != 0))
DRM_ERROR("Failed to queue event on fence.\n");
else
crtc->state->event = NULL;
}
if (fence)
vmw_fence_obj_unreference(&fence);
}
/**
* vmw_stdu_crtc_page_flip - Binds a buffer to a screen target
*
* @crtc: CRTC to attach FB to
* @fb: FB to attach
* @event: Event to be posted. This event should've been alloced
* using k[mz]alloc, and should've been completely initialized.
* @page_flip_flags: Input flags.
*
* If the STDU uses the same display and content buffers, i.e. a true flip,
* this function will replace the existing display buffer with the new content
* buffer.
*
* If the STDU uses different display and content buffers, i.e. a blit, then
* only the content buffer will be updated.
*
* RETURNS:
* 0 on success, error code on failure
*/
static int vmw_stdu_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *new_fb,
struct drm_pending_vblank_event *event,
uint32_t flags)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct vmw_screen_target_display_unit *stdu;
int ret;
if (crtc == NULL)
return -EINVAL;
dev_priv = vmw_priv(crtc->dev);
stdu = vmw_crtc_to_stdu(crtc);
crtc->primary->fb = new_fb;
stdu->content_fb = new_fb;
if (stdu->display_srf) {
/*
* If the display surface is the same as the content surface
* then remove the reference
*/
if (stdu->content_fb_type == SAME_AS_DISPLAY) {
if (stdu->defined) {
/* Unbind the current surface */
ret = vmw_stdu_bind_st(dev_priv, stdu, NULL);
if (unlikely(ret != 0))
goto err_out;
}
vmw_stdu_unpin_display(stdu);
stdu->display_srf = NULL;
}
}
if (!new_fb) {
/* Blanks the display */
(void) vmw_stdu_update_st(dev_priv, stdu);
return 0;
}
if (stdu->content_fb_type == SAME_AS_DISPLAY) {
stdu->display_srf = vmw_framebuffer_to_vfbs(new_fb)->surface;
ret = vmw_stdu_pin_display(stdu);
if (ret) {
stdu->display_srf = NULL;
goto err_out;
}
/* Bind display surface */
ret = vmw_stdu_bind_st(dev_priv, stdu, &stdu->display_srf->res);
if (unlikely(ret != 0))
goto err_unpin_display_and_content;
}
/* Update display surface: after this point everything is bound */
ret = vmw_stdu_update_st(dev_priv, stdu);
if (unlikely(ret != 0))
return ret;
if (event) {
struct vmw_fence_obj *fence = NULL;
struct drm_file *file_priv = event->base.file_priv;
vmw_execbuf_fence_commands(NULL, dev_priv, &fence, NULL);
if (!fence)
return -ENOMEM;
ret = vmw_event_fence_action_queue(file_priv, fence,
&event->base,
&event->event.tv_sec,
&event->event.tv_usec,
true);
vmw_fence_obj_unreference(&fence);
}
return ret;
err_unpin_display_and_content:
vmw_stdu_unpin_display(stdu);
err_out:
crtc->primary->fb = NULL;
stdu->content_fb = NULL;
return ret;
}
static void vmw_sync_obj_unref(void **sync_obj)
{
vmw_fence_obj_unreference((struct vmw_fence_obj **) sync_obj);
}
static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *new_fb,
struct drm_pending_vblank_event *event,
uint32_t flags,
struct drm_modeset_acquire_ctx *ctx)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct drm_framebuffer *old_fb = crtc->primary->fb;
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(new_fb);
struct vmw_fence_obj *fence = NULL;
struct drm_vmw_rect vclips;
int ret;
if (!vmw_kms_crtc_flippable(dev_priv, crtc))
return -EINVAL;
flags &= ~DRM_MODE_PAGE_FLIP_ASYNC;
ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags, ctx);
if (ret) {
DRM_ERROR("Page flip error %d.\n", ret);
return ret;
}
/* do a full screen dirty update */
vclips.x = crtc->x;
vclips.y = crtc->y;
vclips.w = crtc->mode.hdisplay;
vclips.h = crtc->mode.vdisplay;
if (vfb->dmabuf)
ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, vfb,
NULL, &vclips, 1, 1,
true, &fence);
else
ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb,
NULL, &vclips, NULL,
0, 0, 1, 1, &fence);
if (ret != 0)
goto out_no_fence;
if (!fence) {
ret = -EINVAL;
goto out_no_fence;
}
if (event) {
struct drm_file *file_priv = event->base.file_priv;
ret = vmw_event_fence_action_queue(file_priv, fence,
&event->base,
&event->event.tv_sec,
&event->event.tv_usec,
true);
}
/*
* No need to hold on to this now. The only cleanup
* we need to do if we fail is unref the fence.
*/
vmw_fence_obj_unreference(&fence);
if (vmw_crtc_to_du(crtc)->is_implicit)
vmw_kms_update_implicit_fb(dev_priv, crtc);
return ret;
out_no_fence:
drm_atomic_set_fb_for_plane(crtc->primary->state, old_fb);
return ret;
}
