54 static void set_scanout(struct drm_crtc *crtc, int n)  in set_scanout()  argument
67 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in set_scanout()
68 	struct drm_device *dev = crtc->dev;  in set_scanout()
78 	tilcdc_crtc->scanout[n] = crtc->primary->fb;  in set_scanout()
84 static void update_scanout(struct drm_crtc *crtc)  in update_scanout()  argument
86 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in update_scanout()
87 	struct drm_device *dev = crtc->dev;  in update_scanout()
88 	struct drm_framebuffer *fb = crtc->primary->fb;  in update_scanout()
96 			(crtc->y * fb->pitches[0]) + (crtc->x * bpp/8);  in update_scanout()
99 			(crtc->mode.vdisplay * fb->pitches[0]);  in update_scanout()
109 		set_scanout(crtc, 0);  in update_scanout()
110 		set_scanout(crtc, 1);  in update_scanout()
114 static void start(struct drm_crtc *crtc)  in start()  argument
116 	struct drm_device *dev = crtc->dev;  in start()
131 static void stop(struct drm_crtc *crtc)  in stop()  argument
133 	struct drm_device *dev = crtc->dev;  in stop()
138 static void tilcdc_crtc_destroy(struct drm_crtc *crtc)  in tilcdc_crtc_destroy()  argument
140 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_destroy()
144 	drm_crtc_cleanup(crtc);  in tilcdc_crtc_destroy()
150 static int tilcdc_crtc_page_flip(struct drm_crtc *crtc,  in tilcdc_crtc_page_flip()  argument
155 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_page_flip()
156 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_page_flip()
163 	crtc->primary->fb = fb;  in tilcdc_crtc_page_flip()
165 	update_scanout(crtc);  in tilcdc_crtc_page_flip()
170 static void tilcdc_crtc_dpms(struct drm_crtc *crtc, int mode)  in tilcdc_crtc_dpms()  argument
172 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_dpms()
173 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_dpms()
189 		start(crtc);  in tilcdc_crtc_dpms()
192 		stop(crtc);  in tilcdc_crtc_dpms()
212 static bool tilcdc_crtc_mode_fixup(struct drm_crtc *crtc,  in tilcdc_crtc_mode_fixup()  argument
219 static void tilcdc_crtc_prepare(struct drm_crtc *crtc)  in tilcdc_crtc_prepare()  argument
221 	tilcdc_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);  in tilcdc_crtc_prepare()
224 static void tilcdc_crtc_commit(struct drm_crtc *crtc)  in tilcdc_crtc_commit()  argument
226 	tilcdc_crtc_dpms(crtc, DRM_MODE_DPMS_ON);  in tilcdc_crtc_commit()
229 static int tilcdc_crtc_mode_set(struct drm_crtc *crtc,  in tilcdc_crtc_mode_set()  argument
235 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_mode_set()
236 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_mode_set()
242 	ret = tilcdc_crtc_mode_valid(crtc, mode);  in tilcdc_crtc_mode_set()
343 		drm_fb_get_bpp_depth(crtc->primary->fb->pixel_format, &depth, &bpp);  in tilcdc_crtc_mode_set()
397 	update_scanout(crtc);  in tilcdc_crtc_mode_set()
398 	tilcdc_crtc_update_clk(crtc);  in tilcdc_crtc_mode_set()
405 static int tilcdc_crtc_mode_set_base(struct drm_crtc *crtc, int x, int y,  in tilcdc_crtc_mode_set_base()  argument
408 	update_scanout(crtc);  in tilcdc_crtc_mode_set_base()
427 int tilcdc_crtc_max_width(struct drm_crtc *crtc)  in tilcdc_crtc_max_width()  argument
429 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_max_width()
441 int tilcdc_crtc_mode_valid(struct drm_crtc *crtc, struct drm_display_mode *mode)  in tilcdc_crtc_mode_valid()  argument
443 	struct tilcdc_drm_private *priv = crtc->dev->dev_private;  in tilcdc_crtc_mode_valid()
451 	if (mode->hdisplay > tilcdc_crtc_max_width(crtc))  in tilcdc_crtc_mode_valid()
529 void tilcdc_crtc_set_panel_info(struct drm_crtc *crtc,  in tilcdc_crtc_set_panel_info()  argument
532 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_set_panel_info()
536 void tilcdc_crtc_update_clk(struct drm_crtc *crtc)  in tilcdc_crtc_update_clk()  argument
538 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_update_clk()
539 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_update_clk()
548 		tilcdc_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);  in tilcdc_crtc_update_clk()
551 	ret = clk_set_rate(priv->disp_clk, crtc->mode.clock * 1000 * 2);  in tilcdc_crtc_update_clk()
554 				crtc->mode.clock);  in tilcdc_crtc_update_clk()
559 	div = lcd_clk / (crtc->mode.clock * 1000);  in tilcdc_crtc_update_clk()
561 	DBG("lcd_clk=%u, mode clock=%d, div=%u", lcd_clk, crtc->mode.clock, div);  in tilcdc_crtc_update_clk()
574 		tilcdc_crtc_dpms(crtc, DRM_MODE_DPMS_ON);  in tilcdc_crtc_update_clk()
580 irqreturn_t tilcdc_crtc_irq(struct drm_crtc *crtc)  in tilcdc_crtc_irq()  argument
582 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_irq()
583 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_irq()
588 		stop(crtc);  in tilcdc_crtc_irq()
591 		start(crtc);  in tilcdc_crtc_irq()
602 			set_scanout(crtc, 0);  in tilcdc_crtc_irq()
605 			set_scanout(crtc, 1);  in tilcdc_crtc_irq()
631 void tilcdc_crtc_cancel_page_flip(struct drm_crtc *crtc, struct drm_file *file)  in tilcdc_crtc_cancel_page_flip()  argument
633 	struct tilcdc_crtc *tilcdc_crtc = to_tilcdc_crtc(crtc);  in tilcdc_crtc_cancel_page_flip()
635 	struct drm_device *dev = crtc->dev;  in tilcdc_crtc_cancel_page_flip()
654 	struct drm_crtc *crtc;  in tilcdc_crtc_create()  local
663 	crtc = &tilcdc_crtc->base;  in tilcdc_crtc_create()
671 	ret = drm_crtc_init(dev, crtc, &tilcdc_crtc_funcs);  in tilcdc_crtc_create()
675 	drm_crtc_helper_add(crtc, &tilcdc_crtc_helper_funcs);  in tilcdc_crtc_create()
677 	return crtc;  in tilcdc_crtc_create()
680 	tilcdc_crtc_destroy(crtc);  in tilcdc_crtc_create()