168 	u32 dpfc_ctl;  in g4x_fbc_activate()  local
170 	dpfc_ctl = DPFC_CTL_PLANE(params->crtc.i9xx_plane) | DPFC_SR_EN;  in g4x_fbc_activate()
172 		dpfc_ctl |= DPFC_CTL_LIMIT_2X;  in g4x_fbc_activate()
174 		dpfc_ctl |= DPFC_CTL_LIMIT_1X;  in g4x_fbc_activate()
177 		dpfc_ctl |= DPFC_CTL_FENCE_EN | params->vma->fence->id;  in g4x_fbc_activate()
184 	I915_WRITE(DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);  in g4x_fbc_activate()
189 	u32 dpfc_ctl;  in g4x_fbc_deactivate()  local
192 	dpfc_ctl = I915_READ(DPFC_CONTROL);  in g4x_fbc_deactivate()
193 	if (dpfc_ctl & DPFC_CTL_EN) {  in g4x_fbc_deactivate()
194 		dpfc_ctl &= ~DPFC_CTL_EN;  in g4x_fbc_deactivate()
195 		I915_WRITE(DPFC_CONTROL, dpfc_ctl);  in g4x_fbc_deactivate()
214 	u32 dpfc_ctl;  in ilk_fbc_activate()  local
217 	dpfc_ctl = DPFC_CTL_PLANE(params->crtc.i9xx_plane);  in ilk_fbc_activate()
224 		dpfc_ctl |= DPFC_CTL_LIMIT_4X;  in ilk_fbc_activate()
227 		dpfc_ctl |= DPFC_CTL_LIMIT_2X;  in ilk_fbc_activate()
230 		dpfc_ctl |= DPFC_CTL_LIMIT_1X;  in ilk_fbc_activate()
235 		dpfc_ctl |= DPFC_CTL_FENCE_EN;  in ilk_fbc_activate()
237 			dpfc_ctl |= params->vma->fence->id;  in ilk_fbc_activate()
256 	I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);  in ilk_fbc_activate()
263 	u32 dpfc_ctl;  in ilk_fbc_deactivate()  local
266 	dpfc_ctl = I915_READ(ILK_DPFC_CONTROL);  in ilk_fbc_deactivate()
267 	if (dpfc_ctl & DPFC_CTL_EN) {  in ilk_fbc_deactivate()
268 		dpfc_ctl &= ~DPFC_CTL_EN;  in ilk_fbc_deactivate()
269 		I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl);  in ilk_fbc_deactivate()
281 	u32 dpfc_ctl;  in gen7_fbc_activate()  local
297 	dpfc_ctl = 0;  in gen7_fbc_activate()
299 		dpfc_ctl |= IVB_DPFC_CTL_PLANE(params->crtc.i9xx_plane);  in gen7_fbc_activate()
307 		dpfc_ctl |= DPFC_CTL_LIMIT_4X;  in gen7_fbc_activate()
310 		dpfc_ctl |= DPFC_CTL_LIMIT_2X;  in gen7_fbc_activate()
313 		dpfc_ctl |= DPFC_CTL_LIMIT_1X;  in gen7_fbc_activate()
318 		dpfc_ctl |= IVB_DPFC_CTL_FENCE_EN;  in gen7_fbc_activate()
329 		dpfc_ctl |= FBC_CTL_FALSE_COLOR;  in gen7_fbc_activate()
343 	I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);  in gen7_fbc_activate()