23 #define to_ipu_plane(x)	container_of(x, struct ipu_plane, base)
47 int ipu_plane_irq(struct ipu_plane *ipu_plane)  in ipu_plane_irq()  argument
49 	return ipu_idmac_channel_irq(ipu_plane->ipu, ipu_plane->ipu_ch,  in ipu_plane_irq()
71 int ipu_plane_set_base(struct ipu_plane *ipu_plane, struct drm_framebuffer *fb,  in ipu_plane_set_base()  argument
84 	dev_dbg(ipu_plane->base.dev->dev, "phys = %pad, x = %d, y = %d",  in ipu_plane_set_base()
90 	if (ipu_plane->enabled) {  in ipu_plane_set_base()
91 		active = ipu_idmac_get_current_buffer(ipu_plane->ipu_ch);  in ipu_plane_set_base()
92 		ipu_cpmem_set_buffer(ipu_plane->ipu_ch, !active, eba);  in ipu_plane_set_base()
93 		ipu_idmac_select_buffer(ipu_plane->ipu_ch, !active);  in ipu_plane_set_base()
95 		ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 0, eba);  in ipu_plane_set_base()
96 		ipu_cpmem_set_buffer(ipu_plane->ipu_ch, 1, eba);  in ipu_plane_set_base()
100 	ipu_plane->x = x;  in ipu_plane_set_base()
101 	ipu_plane->y = y;  in ipu_plane_set_base()
106 int ipu_plane_mode_set(struct ipu_plane *ipu_plane, struct drm_crtc *crtc,  in ipu_plane_mode_set()  argument
113 	struct device *dev = ipu_plane->base.dev->dev;  in ipu_plane_mode_set()
150 	if (crtc_w < 13 && (ipu_plane->dp_flow != IPU_DP_FLOW_SYNC_FG))  in ipu_plane_mode_set()
159 	if (ipu_plane->enabled) {  in ipu_plane_mode_set()
160 		if (src_w != ipu_plane->w || src_h != ipu_plane->h ||  in ipu_plane_mode_set()
161 		    fb->pixel_format != ipu_plane->base.fb->pixel_format)  in ipu_plane_mode_set()
164 		return ipu_plane_set_base(ipu_plane, fb, src_x, src_y);  in ipu_plane_mode_set()
167 	switch (ipu_plane->dp_flow) {  in ipu_plane_mode_set()
169 		ret = ipu_dp_setup_channel(ipu_plane->dp,  in ipu_plane_mode_set()
178 		ipu_dp_set_global_alpha(ipu_plane->dp, true, 0, true);  in ipu_plane_mode_set()
181 		ipu_dp_setup_channel(ipu_plane->dp,  in ipu_plane_mode_set()
184 		ipu_dp_set_window_pos(ipu_plane->dp, crtc_x, crtc_y);  in ipu_plane_mode_set()
196 			ipu_dp_set_global_alpha(ipu_plane->dp, false, 0, false);  in ipu_plane_mode_set()
203 	ret = ipu_dmfc_init_channel(ipu_plane->dmfc, crtc_w);  in ipu_plane_mode_set()
209 	ret = ipu_dmfc_alloc_bandwidth(ipu_plane->dmfc,  in ipu_plane_mode_set()
217 	ipu_cpmem_zero(ipu_plane->ipu_ch);  in ipu_plane_mode_set()
218 	ipu_cpmem_set_resolution(ipu_plane->ipu_ch, src_w, src_h);  in ipu_plane_mode_set()
219 	ret = ipu_cpmem_set_fmt(ipu_plane->ipu_ch, fb->pixel_format);  in ipu_plane_mode_set()
225 	ipu_cpmem_set_high_priority(ipu_plane->ipu_ch);  in ipu_plane_mode_set()
226 	ipu_idmac_set_double_buffer(ipu_plane->ipu_ch, 1);  in ipu_plane_mode_set()
227 	ipu_cpmem_set_stride(ipu_plane->ipu_ch, fb->pitches[0]);  in ipu_plane_mode_set()
229 	ret = ipu_plane_set_base(ipu_plane, fb, src_x, src_y);  in ipu_plane_mode_set()
233 		ipu_cpmem_interlaced_scan(ipu_plane->ipu_ch, fb->pitches[0]);  in ipu_plane_mode_set()
235 	ipu_plane->w = src_w;  in ipu_plane_mode_set()
236 	ipu_plane->h = src_h;  in ipu_plane_mode_set()
241 void ipu_plane_put_resources(struct ipu_plane *ipu_plane)  in ipu_plane_put_resources()  argument
243 	if (!IS_ERR_OR_NULL(ipu_plane->dp))  in ipu_plane_put_resources()
244 		ipu_dp_put(ipu_plane->dp);  in ipu_plane_put_resources()
245 	if (!IS_ERR_OR_NULL(ipu_plane->dmfc))  in ipu_plane_put_resources()
246 		ipu_dmfc_put(ipu_plane->dmfc);  in ipu_plane_put_resources()
247 	if (!IS_ERR_OR_NULL(ipu_plane->ipu_ch))  in ipu_plane_put_resources()
248 		ipu_idmac_put(ipu_plane->ipu_ch);  in ipu_plane_put_resources()
251 int ipu_plane_get_resources(struct ipu_plane *ipu_plane)  in ipu_plane_get_resources()  argument
255 	ipu_plane->ipu_ch = ipu_idmac_get(ipu_plane->ipu, ipu_plane->dma);  in ipu_plane_get_resources()
256 	if (IS_ERR(ipu_plane->ipu_ch)) {  in ipu_plane_get_resources()
257 		ret = PTR_ERR(ipu_plane->ipu_ch);  in ipu_plane_get_resources()
262 	ipu_plane->dmfc = ipu_dmfc_get(ipu_plane->ipu, ipu_plane->dma);  in ipu_plane_get_resources()
263 	if (IS_ERR(ipu_plane->dmfc)) {  in ipu_plane_get_resources()
264 		ret = PTR_ERR(ipu_plane->dmfc);  in ipu_plane_get_resources()
269 	if (ipu_plane->dp_flow >= 0) {  in ipu_plane_get_resources()
270 		ipu_plane->dp = ipu_dp_get(ipu_plane->ipu, ipu_plane->dp_flow);  in ipu_plane_get_resources()
271 		if (IS_ERR(ipu_plane->dp)) {  in ipu_plane_get_resources()
272 			ret = PTR_ERR(ipu_plane->dp);  in ipu_plane_get_resources()
280 	ipu_plane_put_resources(ipu_plane);  in ipu_plane_get_resources()
285 void ipu_plane_enable(struct ipu_plane *ipu_plane)  in ipu_plane_enable()  argument
287 	if (ipu_plane->dp)  in ipu_plane_enable()
288 		ipu_dp_enable(ipu_plane->ipu);  in ipu_plane_enable()
289 	ipu_dmfc_enable_channel(ipu_plane->dmfc);  in ipu_plane_enable()
290 	ipu_idmac_enable_channel(ipu_plane->ipu_ch);  in ipu_plane_enable()
291 	if (ipu_plane->dp)  in ipu_plane_enable()
292 		ipu_dp_enable_channel(ipu_plane->dp);  in ipu_plane_enable()
294 	ipu_plane->enabled = true;  in ipu_plane_enable()
297 void ipu_plane_disable(struct ipu_plane *ipu_plane)  in ipu_plane_disable()  argument
299 	ipu_plane->enabled = false;  in ipu_plane_disable()
301 	ipu_idmac_wait_busy(ipu_plane->ipu_ch, 50);  in ipu_plane_disable()
303 	if (ipu_plane->dp)  in ipu_plane_disable()
304 		ipu_dp_disable_channel(ipu_plane->dp);  in ipu_plane_disable()
305 	ipu_idmac_disable_channel(ipu_plane->ipu_ch);  in ipu_plane_disable()
306 	ipu_dmfc_disable_channel(ipu_plane->dmfc);  in ipu_plane_disable()
307 	if (ipu_plane->dp)  in ipu_plane_disable()
308 		ipu_dp_disable(ipu_plane->ipu);  in ipu_plane_disable()
321 	struct ipu_plane *ipu_plane = to_ipu_plane(plane);  in ipu_update_plane()  local
326 	if (!ipu_plane->enabled)  in ipu_update_plane()
327 		ret = ipu_plane_get_resources(ipu_plane);  in ipu_update_plane()
331 	ret = ipu_plane_mode_set(ipu_plane, crtc, &crtc->hwmode, fb,  in ipu_update_plane()
336 		ipu_plane_put_resources(ipu_plane);  in ipu_update_plane()
345 	if (!ipu_plane->enabled)  in ipu_update_plane()
346 		ipu_plane_enable(ipu_plane);  in ipu_update_plane()
353 	struct ipu_plane *ipu_plane = to_ipu_plane(plane);  in ipu_disable_plane()  local
357 	if (ipu_plane->enabled)  in ipu_disable_plane()
358 		ipu_plane_disable(ipu_plane);  in ipu_disable_plane()
360 	ipu_plane_put_resources(ipu_plane);  in ipu_disable_plane()
367 	struct ipu_plane *ipu_plane = to_ipu_plane(plane);  in ipu_plane_destroy()  local
373 	kfree(ipu_plane);  in ipu_plane_destroy()
382 struct ipu_plane *ipu_plane_init(struct drm_device *dev, struct ipu_soc *ipu,  in ipu_plane_init()
386 	struct ipu_plane *ipu_plane;  in ipu_plane_init()  local
392 	ipu_plane = kzalloc(sizeof(*ipu_plane), GFP_KERNEL);  in ipu_plane_init()
393 	if (!ipu_plane) {  in ipu_plane_init()
398 	ipu_plane->ipu = ipu;  in ipu_plane_init()
399 	ipu_plane->dma = dma;  in ipu_plane_init()
400 	ipu_plane->dp_flow = dp;  in ipu_plane_init()
402 	ret = drm_universal_plane_init(dev, &ipu_plane->base, possible_crtcs,  in ipu_plane_init()
407 		kfree(ipu_plane);  in ipu_plane_init()
411 	return ipu_plane;  in ipu_plane_init()