Using the new interface implement SOU plane update for BO backed fb.
Signed-off-by: Deepak Rawat drawat@vmware.com --- drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c | 134 +++++++++++++++++++++++++++ 1 file changed, 134 insertions(+)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c index 8427a51cde3f..a68a2c8dab47 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c @@ -76,6 +76,11 @@ struct vmw_kms_sou_dirty_cmd { SVGA3dCmdBlitSurfaceToScreen body; };
+struct vmw_kms_sou_define_gmrfb { + uint32_t header; + SVGAFifoCmdDefineGMRFB body; +}; + /** * Display unit using screen objects. */ @@ -499,6 +504,135 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane, return vmw_bo_pin_in_vram(dev_priv, vps->bo, true); }
+static int vmw_sou_bo_prepare(struct vmw_du_update_plane *update) +{ + struct vmw_du_update_plane_buffer *bo_update; + struct vmw_framebuffer_bo *vfbbo; + + bo_update = container_of(update, typeof(*bo_update), base); + vfbbo = container_of(update->vfb, typeof(*vfbbo), base); + + return vmw_kms_helper_buffer_prepare(update->dev_priv, vfbbo->buffer, + true, false, bo_update->cpu_blit); +} + +static uint32_t vmw_sou_bo_fifo_size(struct vmw_du_update_plane *update, + uint32_t num_hits) +{ + return sizeof(struct vmw_kms_sou_define_gmrfb) + + sizeof(struct vmw_kms_sou_bo_blit) * num_hits; +} + +static uint32_t vmw_sou_bo_define_gmrfb(struct vmw_du_update_plane *update, + void *cmd) +{ + struct vmw_framebuffer_bo *vfbbo = + container_of(update->vfb, typeof(*vfbbo), base); + struct vmw_kms_sou_define_gmrfb *gmr = cmd; + int depth = update->vfb->base.format->depth; + + /* Emulate RGBA support, contrary to svga_reg.h this is not + * supported by hosts. This is only a problem if we are reading + * this value later and expecting what we uploaded back. + */ + if (depth == 32) + depth = 24; + + gmr->header = SVGA_CMD_DEFINE_GMRFB; + + gmr->body.format.bitsPerPixel = update->vfb->base.format->cpp[0] * 8; + gmr->body.format.colorDepth = depth; + gmr->body.format.reserved = 0; + gmr->body.bytesPerLine = update->vfb->base.pitches[0]; + vmw_bo_get_guest_ptr(&vfbbo->buffer->base, &gmr->body.ptr); + + return sizeof(*gmr); +} + +static uint32_t vmw_sou_bo_populate_clip(struct vmw_du_update_plane *update, + void *cmd, struct drm_rect *clip, + uint32_t fb_x, uint32_t fb_y) +{ + struct vmw_kms_sou_bo_blit *blit = cmd; + + blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN; + blit->body.destScreenId = update->du->unit; + blit->body.srcOrigin.x = fb_x; + blit->body.srcOrigin.y = fb_y; + blit->body.destRect.left = clip->x1; + blit->body.destRect.top = clip->y1; + blit->body.destRect.right = clip->x2; + blit->body.destRect.bottom = clip->y2; + + return sizeof(*blit); +} + +static uint32_t vmw_stud_bo_post_clip(struct vmw_du_update_plane *update, + void *cmd, struct drm_rect *bb) +{ + return 0; +} + +static void vmw_sou_bo_finish(struct vmw_du_update_plane *update) +{ + struct vmw_framebuffer_bo *vfbbo = + container_of(update->vfb, typeof(*vfbbo), base); + + vmw_kms_helper_buffer_finish(update->dev_priv, NULL, vfbbo->buffer, + update->out_fence, NULL); +} + +static void vmw_sou_bo_revert(struct vmw_du_update_plane *update) +{ + struct vmw_framebuffer_bo *vfbbo = + container_of(update->vfb, typeof(*vfbbo), base); + + vmw_kms_helper_buffer_revert(vfbbo->buffer); +} + +/** + * vmw_sou_plane_update_bo - update display unit for bo backed fb + * @dev_priv: device private + * @plane: plane state + * @old_state: old plane state + * @vfb: framebuffer which is blitted to display unit + * @out_fence: (optional) If non-NULL, will return a ref-counted pointer to a + * struct vmw_fence_obj. The returned fence pointer may be NULL in which case + * the device has already synchronized. + * + * RETURNS: + * + * 0 on success or a negative error code on failure. + */ +static int vmw_sou_plane_update_bo(struct vmw_private *dev_priv, + struct drm_plane *plane, + struct drm_plane_state *old_state, + struct vmw_framebuffer *vfb, + struct vmw_fence_obj **out_fence) +{ + struct vmw_du_update_plane_buffer bo_update; + + memset(&bo_update, 0, sizeof(struct vmw_du_update_plane_buffer)); + bo_update.base.plane = plane; + bo_update.base.old_state = old_state; + bo_update.base.dev_priv = dev_priv; + bo_update.base.du = vmw_crtc_to_du(plane->state->crtc); + bo_update.base.vfb = vfb; + bo_update.base.out_fence = out_fence; + + bo_update.cpu_blit = false; + + bo_update.base.prepare = vmw_sou_bo_prepare; + bo_update.base.calc_fifo_size = vmw_sou_bo_fifo_size; + bo_update.base.post_prepare = vmw_sou_bo_define_gmrfb; + bo_update.base.clip = vmw_sou_bo_populate_clip; + bo_update.base.post_clip = vmw_stud_bo_post_clip; + bo_update.base.finish = vmw_sou_bo_finish; + bo_update.base.revert = vmw_sou_bo_revert; + + return vmw_du_helper_plane_update(&bo_update.base); +} + static int vmw_sou_surface_prepare(struct vmw_du_update_plane *update) { struct vmw_du_update_plane_surface *srf_update;