34 struct ipu_crtc {  struct
53 #define to_ipu_crtc(x) container_of(x, struct ipu_crtc, base)  argument
55 static void ipu_fb_enable(struct ipu_crtc *ipu_crtc)  in ipu_fb_enable()  argument
57 	struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent);  in ipu_fb_enable()
59 	if (ipu_crtc->enabled)  in ipu_fb_enable()
63 	ipu_plane_enable(ipu_crtc->plane[0]);  in ipu_fb_enable()
65 	ipu_dc_enable_channel(ipu_crtc->dc);  in ipu_fb_enable()
66 	ipu_di_enable(ipu_crtc->di);  in ipu_fb_enable()
68 	ipu_crtc->enabled = 1;  in ipu_fb_enable()
71 static void ipu_fb_disable(struct ipu_crtc *ipu_crtc)  in ipu_fb_disable()  argument
73 	struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent);  in ipu_fb_disable()
75 	if (!ipu_crtc->enabled)  in ipu_fb_disable()
79 	ipu_dc_disable_channel(ipu_crtc->dc);  in ipu_fb_disable()
80 	ipu_di_disable(ipu_crtc->di);  in ipu_fb_disable()
81 	ipu_plane_disable(ipu_crtc->plane[0]);  in ipu_fb_disable()
84 	ipu_crtc->enabled = 0;  in ipu_fb_disable()
89 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_crtc_dpms()  local
91 	dev_dbg(ipu_crtc->dev, "%s mode: %d\n", __func__, mode);  in ipu_crtc_dpms()
95 		ipu_fb_enable(ipu_crtc);  in ipu_crtc_dpms()
100 		ipu_fb_disable(ipu_crtc);  in ipu_crtc_dpms()
110 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_page_flip()  local
113 	if (ipu_crtc->newfb)  in ipu_page_flip()
116 	ret = imx_drm_crtc_vblank_get(ipu_crtc->imx_crtc);  in ipu_page_flip()
118 		dev_dbg(ipu_crtc->dev, "failed to acquire vblank counter\n");  in ipu_page_flip()
124 	ipu_crtc->newfb = fb;  in ipu_page_flip()
125 	ipu_crtc->page_flip_event = event;  in ipu_page_flip()
145 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_crtc_mode_set()  local
150 	dev_dbg(ipu_crtc->dev, "%s: mode->hdisplay: %d\n", __func__,  in ipu_crtc_mode_set()
152 	dev_dbg(ipu_crtc->dev, "%s: mode->vdisplay: %d\n", __func__,  in ipu_crtc_mode_set()
159 	dev_dbg(ipu_crtc->dev, "%s: attached to encoder types 0x%lx\n",  in ipu_crtc_mode_set()
177 	sig_cfg.bus_format = ipu_crtc->bus_format;  in ipu_crtc_mode_set()
179 	sig_cfg.hsync_pin = ipu_crtc->di_hsync_pin;  in ipu_crtc_mode_set()
180 	sig_cfg.vsync_pin = ipu_crtc->di_vsync_pin;  in ipu_crtc_mode_set()
184 	ret = ipu_dc_init_sync(ipu_crtc->dc, ipu_crtc->di,  in ipu_crtc_mode_set()
186 			       ipu_crtc->bus_format, mode->hdisplay);  in ipu_crtc_mode_set()
188 		dev_err(ipu_crtc->dev,  in ipu_crtc_mode_set()
194 	ret = ipu_di_init_sync_panel(ipu_crtc->di, &sig_cfg);  in ipu_crtc_mode_set()
196 		dev_err(ipu_crtc->dev,  in ipu_crtc_mode_set()
201 	return ipu_plane_mode_set(ipu_crtc->plane[0], crtc, mode,  in ipu_crtc_mode_set()
208 static void ipu_crtc_handle_pageflip(struct ipu_crtc *ipu_crtc)  in ipu_crtc_handle_pageflip()  argument
211 	struct drm_device *drm = ipu_crtc->base.dev;  in ipu_crtc_handle_pageflip()
214 	if (ipu_crtc->page_flip_event)  in ipu_crtc_handle_pageflip()
215 		drm_send_vblank_event(drm, -1, ipu_crtc->page_flip_event);  in ipu_crtc_handle_pageflip()
216 	ipu_crtc->page_flip_event = NULL;  in ipu_crtc_handle_pageflip()
217 	imx_drm_crtc_vblank_put(ipu_crtc->imx_crtc);  in ipu_crtc_handle_pageflip()
223 	struct ipu_crtc *ipu_crtc = dev_id;  in ipu_irq_handler()  local
225 	imx_drm_handle_vblank(ipu_crtc->imx_crtc);  in ipu_irq_handler()
227 	if (ipu_crtc->newfb) {  in ipu_irq_handler()
228 		struct ipu_plane *plane = ipu_crtc->plane[0];  in ipu_irq_handler()
230 		ipu_crtc->newfb = NULL;  in ipu_irq_handler()
231 		ipu_plane_set_base(plane, ipu_crtc->base.primary->fb,  in ipu_irq_handler()
233 		ipu_crtc_handle_pageflip(ipu_crtc);  in ipu_irq_handler()
243 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_crtc_mode_fixup()  local
249 	ret = ipu_di_adjust_videomode(ipu_crtc->di, &vm);  in ipu_crtc_mode_fixup()
260 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_crtc_prepare()  local
262 	ipu_fb_disable(ipu_crtc);  in ipu_crtc_prepare()
267 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_crtc_commit()  local
269 	ipu_fb_enable(ipu_crtc);  in ipu_crtc_commit()
287 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_disable_vblank()  local
289 	ipu_crtc->page_flip_event = NULL;  in ipu_disable_vblank()
290 	ipu_crtc->newfb = NULL;  in ipu_disable_vblank()
296 	struct ipu_crtc *ipu_crtc = to_ipu_crtc(crtc);  in ipu_set_interface_pix_fmt()  local
298 	ipu_crtc->bus_format = bus_format;  in ipu_set_interface_pix_fmt()
299 	ipu_crtc->di_hsync_pin = hsync_pin;  in ipu_set_interface_pix_fmt()
300 	ipu_crtc->di_vsync_pin = vsync_pin;  in ipu_set_interface_pix_fmt()
313 static void ipu_put_resources(struct ipu_crtc *ipu_crtc)  in ipu_put_resources()  argument
315 	if (!IS_ERR_OR_NULL(ipu_crtc->dc))  in ipu_put_resources()
316 		ipu_dc_put(ipu_crtc->dc);  in ipu_put_resources()
317 	if (!IS_ERR_OR_NULL(ipu_crtc->di))  in ipu_put_resources()
318 		ipu_di_put(ipu_crtc->di);  in ipu_put_resources()
321 static int ipu_get_resources(struct ipu_crtc *ipu_crtc,  in ipu_get_resources()  argument
324 	struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent);  in ipu_get_resources()
327 	ipu_crtc->dc = ipu_dc_get(ipu, pdata->dc);  in ipu_get_resources()
328 	if (IS_ERR(ipu_crtc->dc)) {  in ipu_get_resources()
329 		ret = PTR_ERR(ipu_crtc->dc);  in ipu_get_resources()
333 	ipu_crtc->di = ipu_di_get(ipu, pdata->di);  in ipu_get_resources()
334 	if (IS_ERR(ipu_crtc->di)) {  in ipu_get_resources()
335 		ret = PTR_ERR(ipu_crtc->di);  in ipu_get_resources()
341 	ipu_put_resources(ipu_crtc);  in ipu_get_resources()
346 static int ipu_crtc_init(struct ipu_crtc *ipu_crtc,  in ipu_crtc_init()  argument
349 	struct ipu_soc *ipu = dev_get_drvdata(ipu_crtc->dev->parent);  in ipu_crtc_init()
354 	ret = ipu_get_resources(ipu_crtc, pdata);  in ipu_crtc_init()
356 		dev_err(ipu_crtc->dev, "getting resources failed with %d.\n",  in ipu_crtc_init()
361 	ret = imx_drm_add_crtc(drm, &ipu_crtc->base, &ipu_crtc->imx_crtc,  in ipu_crtc_init()
362 			&ipu_crtc_helper_funcs, ipu_crtc->dev->of_node);  in ipu_crtc_init()
364 		dev_err(ipu_crtc->dev, "adding crtc failed with %d.\n", ret);  in ipu_crtc_init()
370 	id = imx_drm_crtc_id(ipu_crtc->imx_crtc);  in ipu_crtc_init()
371 	ipu_crtc->plane[0] = ipu_plane_init(ipu_crtc->base.dev, ipu,  in ipu_crtc_init()
373 	ret = ipu_plane_get_resources(ipu_crtc->plane[0]);  in ipu_crtc_init()
375 		dev_err(ipu_crtc->dev, "getting plane 0 resources failed with %d.\n",  in ipu_crtc_init()
382 		ipu_crtc->plane[1] = ipu_plane_init(ipu_crtc->base.dev, ipu,  in ipu_crtc_init()
386 		if (IS_ERR(ipu_crtc->plane[1]))  in ipu_crtc_init()
387 			ipu_crtc->plane[1] = NULL;  in ipu_crtc_init()
390 	ipu_crtc->irq = ipu_plane_irq(ipu_crtc->plane[0]);  in ipu_crtc_init()
391 	ret = devm_request_irq(ipu_crtc->dev, ipu_crtc->irq, ipu_irq_handler, 0,  in ipu_crtc_init()
392 			"imx_drm", ipu_crtc);  in ipu_crtc_init()
394 		dev_err(ipu_crtc->dev, "irq request failed with %d.\n", ret);  in ipu_crtc_init()
401 	ipu_plane_put_resources(ipu_crtc->plane[0]);  in ipu_crtc_init()
403 	imx_drm_remove_crtc(ipu_crtc->imx_crtc);  in ipu_crtc_init()
405 	ipu_put_resources(ipu_crtc);  in ipu_crtc_init()
436 	struct ipu_crtc *ipu_crtc;  in ipu_drm_bind()  local
439 	ipu_crtc = devm_kzalloc(dev, sizeof(*ipu_crtc), GFP_KERNEL);  in ipu_drm_bind()
440 	if (!ipu_crtc)  in ipu_drm_bind()
443 	ipu_crtc->dev = dev;  in ipu_drm_bind()
445 	ret = ipu_crtc_init(ipu_crtc, pdata, drm);  in ipu_drm_bind()
449 	dev_set_drvdata(dev, ipu_crtc);  in ipu_drm_bind()
457 	struct ipu_crtc *ipu_crtc = dev_get_drvdata(dev);  in ipu_drm_unbind()  local
459 	imx_drm_remove_crtc(ipu_crtc->imx_crtc);  in ipu_drm_unbind()
461 	ipu_plane_put_resources(ipu_crtc->plane[0]);  in ipu_drm_unbind()
462 	ipu_put_resources(ipu_crtc);  in ipu_drm_unbind()