23 #define to_ipu_plane(x)	container_of(x, struct ipu_plane, base)
38 int ipu_plane_irq(struct ipu_plane *ipu_plane)  in ipu_plane_irq()  argument
40 	return ipu_idmac_channel_irq(ipu_plane->ipu, ipu_plane->ipu_ch,  in ipu_plane_irq()
62 int ipu_plane_set_base(struct ipu_plane *ipu_plane, struct drm_framebuffer *fb,  in ipu_plane_set_base()  argument
75 	dev_dbg(ipu_plane->base.dev->dev, "phys = %pad, x = %d, y = %d",  in ipu_plane_set_base()
81 	if (ipu_plane->enabled) {  in ipu_plane_set_base()
82 		active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch);  in ipu_plane_set_base()
83 		ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba);  in ipu_plane_set_base()
84 		ipu_idmac_select_buffer(ipu_plane->ipu_ch, !active);  in ipu_plane_set_base()
86 		ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 0, eba);  in ipu_plane_set_base()
87 		ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 1, eba);  in ipu_plane_set_base()
91 	ipu_plane->x = x;  in ipu_plane_set_base()
92 	ipu_plane->y = y;  in ipu_plane_set_base()
97 int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc,  in ipu_plane_mode_set()  argument
104 	struct device *dev = ipu_plane->base.dev->dev;  in ipu_plane_mode_set()
141 	if (crtc_w < 13 && (ipu_plane->dp_flow != IPU_DP_FLOW_SYNC_FG))  in ipu_plane_mode_set()
150 	if (ipu_plane->enabled) {  in ipu_plane_mode_set()
151 		if (src_w != ipu_plane->w || src_h != ipu_plane->h ||  in ipu_plane_mode_set()
152 		    fb->pixel_format != ipu_plane->base.fb->pixel_format)  in ipu_plane_mode_set()
155 		return ipu_plane_set_base(ipu_plane, fb, src_x, src_y);  in ipu_plane_mode_set()
158 	switch (ipu_plane->dp_flow) {  in ipu_plane_mode_set()
160 		ret = ipu_dp_setup_channel(ipu_plane->dp,  in ipu_plane_mode_set()
169 		ipu_dp_set_global_alpha(ipu_plane->dp, true, 0, true);  in ipu_plane_mode_set()
172 		ipu_dp_setup_channel(ipu_plane->dp,  in ipu_plane_mode_set()
175 		ipu_dp_set_window_pos(ipu_plane->dp, crtc_x, crtc_y);  in ipu_plane_mode_set()
180 			ipu_dp_set_global_alpha(ipu_plane->dp, false, 0, false);  in ipu_plane_mode_set()
187 	ret = ipu_dmfc_init_channel(ipu_plane->dmfc, crtc_w);  in ipu_plane_mode_set()
193 	ret = ipu_dmfc_alloc_bandwidth(ipu_plane->dmfc,  in ipu_plane_mode_set()
201 	ipu_cpmem_zero(ipu_plane->ipu_ch);  in ipu_plane_mode_set()
202 	ipu_cpmem_set_resolution(ipu_plane->ipu_ch, src_w, src_h);  in ipu_plane_mode_set()
203 	ret = ipu_cpmem_set_fmt(ipu_plane->ipu_ch, fb->pixel_format);  in ipu_plane_mode_set()
209 	ipu_cpmem_set_high_priority(ipu_plane->ipu_ch);  in ipu_plane_mode_set()
210 	ipu_idmac_set_double_buffer(ipu_plane->ipu_ch, 1);  in ipu_plane_mode_set()
211 	ipu_cpmem_set_stride(ipu_plane->ipu_ch, fb->pitches[0]);  in ipu_plane_mode_set()
213 	ret = ipu_plane_set_base(ipu_plane, fb, src_x, src_y);  in ipu_plane_mode_set()
217 		ipu_cpmem_interlaced_scan(ipu_plane->ipu_ch, fb->pitches[0]);  in ipu_plane_mode_set()
219 	ipu_plane->w = src_w;  in ipu_plane_mode_set()
220 	ipu_plane->h = src_h;  in ipu_plane_mode_set()
225 void ipu_plane_put_resources(struct ipu_plane *ipu_plane)  in ipu_plane_put_resources()  argument
227 	if (!IS_ERR_OR_NULL(ipu_plane->dp))  in ipu_plane_put_resources()
228 		ipu_dp_put(ipu_plane->dp);  in ipu_plane_put_resources()
229 	if (!IS_ERR_OR_NULL(ipu_plane->dmfc))  in ipu_plane_put_resources()
230 		ipu_dmfc_put(ipu_plane->dmfc);  in ipu_plane_put_resources()
231 	if (!IS_ERR_OR_NULL(ipu_plane->ipu_ch))  in ipu_plane_put_resources()
232 		ipu_idmac_put(ipu_plane->ipu_ch);  in ipu_plane_put_resources()
235 int ipu_plane_get_resources(struct ipu_plane *ipu_plane)  in ipu_plane_get_resources()  argument
239 	ipu_plane->ipu_ch = ipu_idmac_get(ipu_plane->ipu, ipu_plane->dma);  in ipu_plane_get_resources()
240 	if (IS_ERR(ipu_plane->ipu_ch)) {  in ipu_plane_get_resources()
241 		ret = PTR_ERR(ipu_plane->ipu_ch);  in ipu_plane_get_resources()
246 	ipu_plane->dmfc = ipu_dmfc_get(ipu_plane->ipu, ipu_plane->dma);  in ipu_plane_get_resources()
247 	if (IS_ERR(ipu_plane->dmfc)) {  in ipu_plane_get_resources()
248 		ret = PTR_ERR(ipu_plane->dmfc);  in ipu_plane_get_resources()
253 	if (ipu_plane->dp_flow >= 0) {  in ipu_plane_get_resources()
254 		ipu_plane->dp = ipu_dp_get(ipu_plane->ipu, ipu_plane->dp_flow);  in ipu_plane_get_resources()
255 		if (IS_ERR(ipu_plane->dp)) {  in ipu_plane_get_resources()
256 			ret = PTR_ERR(ipu_plane->dp);  in ipu_plane_get_resources()
264 	ipu_plane_put_resources(ipu_plane);  in ipu_plane_get_resources()
269 void ipu_plane_enable(struct ipu_plane *ipu_plane)  in ipu_plane_enable()  argument
271 	if (ipu_plane->dp)  in ipu_plane_enable()
272 		ipu_dp_enable(ipu_plane->ipu);  in ipu_plane_enable()
273 	ipu_dmfc_enable_channel(ipu_plane->dmfc);  in ipu_plane_enable()
274 	ipu_idmac_enable_channel(ipu_plane->ipu_ch);  in ipu_plane_enable()
275 	if (ipu_plane->dp)  in ipu_plane_enable()
276 		ipu_dp_enable_channel(ipu_plane->dp);  in ipu_plane_enable()
278 	ipu_plane->enabled = true;  in ipu_plane_enable()
281 void ipu_plane_disable(struct ipu_plane *ipu_plane)  in ipu_plane_disable()  argument
283 	ipu_plane->enabled = false;  in ipu_plane_disable()
285 	ipu_idmac_wait_busy(ipu_plane->ipu_ch, 50);  in ipu_plane_disable()
287 	if (ipu_plane->dp)  in ipu_plane_disable()
288 		ipu_dp_disable_channel(ipu_plane->dp);  in ipu_plane_disable()
289 	ipu_idmac_disable_channel(ipu_plane->ipu_ch);  in ipu_plane_disable()
290 	ipu_dmfc_disable_channel(ipu_plane->dmfc);  in ipu_plane_disable()
291 	if (ipu_plane->dp)  in ipu_plane_disable()
292 		ipu_dp_disable(ipu_plane->ipu);  in ipu_plane_disable()
305 	struct ipu_plane *ipu_plane = to_ipu_plane(plane);  in ipu_update_plane()  local
310 	if (!ipu_plane->enabled)  in ipu_update_plane()
311 		ret = ipu_plane_get_resources(ipu_plane);  in ipu_update_plane()
315 	ret = ipu_plane_mode_set(ipu_plane, crtc, &crtc->hwmode, fb,  in ipu_update_plane()
320 		ipu_plane_put_resources(ipu_plane);  in ipu_update_plane()
329 	if (!ipu_plane->enabled)  in ipu_update_plane()
330 		ipu_plane_enable(ipu_plane);  in ipu_update_plane()
337 	struct ipu_plane *ipu_plane = to_ipu_plane(plane);  in ipu_disable_plane()  local
341 	if (ipu_plane->enabled)  in ipu_disable_plane()
342 		ipu_plane_disable(ipu_plane);  in ipu_disable_plane()
344 	ipu_plane_put_resources(ipu_plane);  in ipu_disable_plane()
351 	struct ipu_plane *ipu_plane = to_ipu_plane(plane);  in ipu_plane_destroy()  local
357 	kfree(ipu_plane);  in ipu_plane_destroy()
366 struct ipu_plane *ipu_plane_init(struct drm_device *dev, struct ipu_soc *ipu,  in ipu_plane_init()
370 	struct ipu_plane *ipu_plane;  in ipu_plane_init()  local
376 	ipu_plane = kzalloc(sizeof(*ipu_plane), GFP_KERNEL);  in ipu_plane_init()
377 	if (!ipu_plane) {  in ipu_plane_init()
382 	ipu_plane->ipu = ipu;  in ipu_plane_init()
383 	ipu_plane->dma = dma;  in ipu_plane_init()
384 	ipu_plane->dp_flow = dp;  in ipu_plane_init()
386 	ret = drm_plane_init(dev, &ipu_plane->base, possible_crtcs,  in ipu_plane_init()
392 		kfree(ipu_plane);  in ipu_plane_init()
396 	return ipu_plane;  in ipu_plane_init()