171 	u32 dpfc_ctl;  in g4x_fbc_activate()  local
173 	dpfc_ctl = DPFC_CTL_PLANE(params->crtc.i9xx_plane) | DPFC_SR_EN;  in g4x_fbc_activate()
175 		dpfc_ctl |= DPFC_CTL_LIMIT_2X;  in g4x_fbc_activate()
177 		dpfc_ctl |= DPFC_CTL_LIMIT_1X;  in g4x_fbc_activate()
180 		dpfc_ctl |= DPFC_CTL_FENCE_EN | params->vma->fence->id;  in g4x_fbc_activate()
187 	I915_WRITE(DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);  in g4x_fbc_activate()
192 	u32 dpfc_ctl;  in g4x_fbc_deactivate()  local
195 	dpfc_ctl = I915_READ(DPFC_CONTROL);  in g4x_fbc_deactivate()
196 	if (dpfc_ctl & DPFC_CTL_EN) {  in g4x_fbc_deactivate()
197 		dpfc_ctl &= ~DPFC_CTL_EN;  in g4x_fbc_deactivate()
198 		I915_WRITE(DPFC_CONTROL, dpfc_ctl);  in g4x_fbc_deactivate()
217 	u32 dpfc_ctl;  in ilk_fbc_activate()  local
220 	dpfc_ctl = DPFC_CTL_PLANE(params->crtc.i9xx_plane);  in ilk_fbc_activate()
227 		dpfc_ctl |= DPFC_CTL_LIMIT_4X;  in ilk_fbc_activate()
230 		dpfc_ctl |= DPFC_CTL_LIMIT_2X;  in ilk_fbc_activate()
233 		dpfc_ctl |= DPFC_CTL_LIMIT_1X;  in ilk_fbc_activate()
238 		dpfc_ctl |= DPFC_CTL_FENCE_EN;  in ilk_fbc_activate()
240 			dpfc_ctl |= params->vma->fence->id;  in ilk_fbc_activate()
259 	I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);  in ilk_fbc_activate()
266 	u32 dpfc_ctl;  in ilk_fbc_deactivate()  local
269 	dpfc_ctl = I915_READ(ILK_DPFC_CONTROL);  in ilk_fbc_deactivate()
270 	if (dpfc_ctl & DPFC_CTL_EN) {  in ilk_fbc_deactivate()
271 		dpfc_ctl &= ~DPFC_CTL_EN;  in ilk_fbc_deactivate()
272 		I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl);  in ilk_fbc_deactivate()
284 	u32 dpfc_ctl;  in gen7_fbc_activate()  local
300 	dpfc_ctl = 0;  in gen7_fbc_activate()
302 		dpfc_ctl |= IVB_DPFC_CTL_PLANE(params->crtc.i9xx_plane);  in gen7_fbc_activate()
310 		dpfc_ctl |= DPFC_CTL_LIMIT_4X;  in gen7_fbc_activate()
313 		dpfc_ctl |= DPFC_CTL_LIMIT_2X;  in gen7_fbc_activate()
316 		dpfc_ctl |= DPFC_CTL_LIMIT_1X;  in gen7_fbc_activate()
321 		dpfc_ctl |= IVB_DPFC_CTL_FENCE_EN;  in gen7_fbc_activate()
332 		dpfc_ctl |= FBC_CTL_FALSE_COLOR;  in gen7_fbc_activate()
350 	I915_WRITE(ILK_DPFC_CONTROL, dpfc_ctl | DPFC_CTL_EN);  in gen7_fbc_activate()