41 static int shmob_drm_clk_on(struct shmob_drm_device *sdev)  in shmob_drm_clk_on()  argument
45 	if (sdev->clock) {  in shmob_drm_clk_on()
46 		ret = clk_prepare_enable(sdev->clock);  in shmob_drm_clk_on()
51 	if (sdev->meram_dev && sdev->meram_dev->pdev)  in shmob_drm_clk_on()
52 		pm_runtime_get_sync(&sdev->meram_dev->pdev->dev);  in shmob_drm_clk_on()
58 static void shmob_drm_clk_off(struct shmob_drm_device *sdev)  in shmob_drm_clk_off()  argument
61 	if (sdev->meram_dev && sdev->meram_dev->pdev)  in shmob_drm_clk_off()
62 		pm_runtime_put_sync(&sdev->meram_dev->pdev->dev);  in shmob_drm_clk_off()
64 	if (sdev->clock)  in shmob_drm_clk_off()
65 		clk_disable_unprepare(sdev->clock);  in shmob_drm_clk_off()
75 	struct shmob_drm_device *sdev = crtc->dev->dev_private;  in shmob_drm_crtc_setup_geometry()  local
76 	const struct shmob_drm_interface_data *idata = &sdev->pdata->iface;  in shmob_drm_crtc_setup_geometry()
80 	value = sdev->ldmt1r  in shmob_drm_crtc_setup_geometry()
88 	lcdc_write(sdev, LDMT1R, value);  in shmob_drm_crtc_setup_geometry()
99 		lcdc_write(sdev, LDMT2R, value);  in shmob_drm_crtc_setup_geometry()
105 		lcdc_write(sdev, LDMT3R, value);  in shmob_drm_crtc_setup_geometry()
110 	lcdc_write(sdev, LDHCNR, value);  in shmob_drm_crtc_setup_geometry()
114 	lcdc_write(sdev, LDHSYNR, value);  in shmob_drm_crtc_setup_geometry()
119 	lcdc_write(sdev, LDHAJR, value);  in shmob_drm_crtc_setup_geometry()
123 	lcdc_write(sdev, LDVLNR, value);  in shmob_drm_crtc_setup_geometry()
127 	lcdc_write(sdev, LDVSYNR, value);  in shmob_drm_crtc_setup_geometry()
132 	struct shmob_drm_device *sdev = scrtc->crtc.dev->dev_private;  in shmob_drm_crtc_start_stop()  local
135 	value = lcdc_read(sdev, LDCNT2R);  in shmob_drm_crtc_start_stop()
137 		lcdc_write(sdev, LDCNT2R, value | LDCNT2R_DO);  in shmob_drm_crtc_start_stop()
139 		lcdc_write(sdev, LDCNT2R, value & ~LDCNT2R_DO);  in shmob_drm_crtc_start_stop()
143 		value = lcdc_read(sdev, LDPMR) & LDPMR_LPS;  in shmob_drm_crtc_start_stop()
152 		lcdc_write(sdev, LDDCKSTPR, LDDCKSTPR_DCKSTP);  in shmob_drm_crtc_start_stop()
166 	struct shmob_drm_device *sdev = crtc->dev->dev_private;  in shmob_drm_crtc_start()  local
167 	const struct shmob_drm_interface_data *idata = &sdev->pdata->iface;  in shmob_drm_crtc_start()
169 	struct drm_device *dev = sdev->ddev;  in shmob_drm_crtc_start()
182 	ret = shmob_drm_clk_on(sdev);  in shmob_drm_crtc_start()
187 	lcdc_write(sdev, LDCNT2R, lcdc_read(sdev, LDCNT2R) | LDCNT2R_BR);  in shmob_drm_crtc_start()
188 	lcdc_wait_bit(sdev, LDCNT2R, LDCNT2R_BR, 0);  in shmob_drm_crtc_start()
189 	lcdc_write(sdev, LDCNT2R, LDCNT2R_ME);  in shmob_drm_crtc_start()
193 	lcdc_write(sdev, LDINTR, 0);  in shmob_drm_crtc_start()
196 	lcdc_write(sdev, LDPMR, 0);  in shmob_drm_crtc_start()
198 	value = sdev->lddckr;  in shmob_drm_crtc_start()
203 		lcdc_write(sdev, LDDCKPAT1R, 0);  in shmob_drm_crtc_start()
204 		lcdc_write(sdev, LDDCKPAT2R, (1 << (idata->clk_div / 2)) - 1);  in shmob_drm_crtc_start()
212 	lcdc_write(sdev, LDDCKR, value);  in shmob_drm_crtc_start()
213 	lcdc_write(sdev, LDDCKSTPR, 0);  in shmob_drm_crtc_start()
214 	lcdc_wait_bit(sdev, LDDCKSTPR, ~0, 0);  in shmob_drm_crtc_start()
222 	lcdc_write(sdev, LDDFR, format->lddfr | LDDFR_CF1);  in shmob_drm_crtc_start()
223 	lcdc_write(sdev, LDMLSR, scrtc->line_size);  in shmob_drm_crtc_start()
224 	lcdc_write(sdev, LDSA1R, scrtc->dma[0]);  in shmob_drm_crtc_start()
226 		lcdc_write(sdev, LDSA2R, scrtc->dma[1]);  in shmob_drm_crtc_start()
227 	lcdc_write(sdev, LDSM1R, 0);  in shmob_drm_crtc_start()
248 	lcdc_write(sdev, LDDDSR, value);  in shmob_drm_crtc_start()
257 	lcdc_write(sdev, LDCNT1R, LDCNT1R_DE);  in shmob_drm_crtc_start()
267 	struct shmob_drm_device *sdev = crtc->dev->dev_private;  in shmob_drm_crtc_stop()  local
274 		sh_mobile_meram_cache_free(sdev->meram, scrtc->cache);  in shmob_drm_crtc_stop()
282 	lcdc_write(sdev, LDCNT1R, 0);  in shmob_drm_crtc_stop()
285 	shmob_drm_clk_off(sdev);  in shmob_drm_crtc_stop()
308 	struct shmob_drm_device *sdev = crtc->dev->dev_private;  in shmob_drm_crtc_compute_base()  local
326 		sh_mobile_meram_cache_update(sdev->meram, scrtc->cache,  in shmob_drm_crtc_compute_base()
334 	struct shmob_drm_device *sdev = crtc->dev->dev_private;  in shmob_drm_crtc_update_base()  local
338 	lcdc_write_mirror(sdev, LDSA1R, scrtc->dma[0]);  in shmob_drm_crtc_update_base()
340 		lcdc_write_mirror(sdev, LDSA2R, scrtc->dma[1]);  in shmob_drm_crtc_update_base()
342 	lcdc_write(sdev, LDRCNTR, lcdc_read(sdev, LDRCNTR) ^ LDRCNTR_MRS);  in shmob_drm_crtc_update_base()
381 	struct shmob_drm_device *sdev = crtc->dev->dev_private;  in shmob_drm_crtc_mode_set()  local
382 	const struct sh_mobile_meram_cfg *mdata = sdev->pdata->meram;  in shmob_drm_crtc_mode_set()
388 		dev_dbg(sdev->dev, "mode_set: unsupported format %08x\n",  in shmob_drm_crtc_mode_set()
396 	if (sdev->meram) {  in shmob_drm_crtc_mode_set()
401 			sh_mobile_meram_cache_free(sdev->meram, scrtc->cache);  in shmob_drm_crtc_mode_set()
405 		cache = sh_mobile_meram_cache_alloc(sdev->meram, mdata,  in shmob_drm_crtc_mode_set()
513 int shmob_drm_crtc_create(struct shmob_drm_device *sdev)  in shmob_drm_crtc_create()  argument
515 	struct drm_crtc *crtc = &sdev->crtc.crtc;  in shmob_drm_crtc_create()
518 	sdev->crtc.dpms = DRM_MODE_DPMS_OFF;  in shmob_drm_crtc_create()
520 	ret = drm_crtc_init(sdev->ddev, crtc, &crtc_funcs);  in shmob_drm_crtc_create()
539 	struct shmob_drm_device *sdev = encoder->dev->dev_private;  in shmob_drm_encoder_dpms()  local
540 	struct shmob_drm_connector *scon = &sdev->connector;  in shmob_drm_encoder_dpms()
555 	struct shmob_drm_device *sdev = dev->dev_private;  in shmob_drm_encoder_mode_fixup()  local
556 	struct drm_connector *connector = &sdev->connector.connector;  in shmob_drm_encoder_mode_fixup()
606 int shmob_drm_encoder_create(struct shmob_drm_device *sdev)  in shmob_drm_encoder_create()  argument
608 	struct drm_encoder *encoder = &sdev->encoder.encoder;  in shmob_drm_encoder_create()
611 	sdev->encoder.dpms = DRM_MODE_DPMS_OFF;  in shmob_drm_encoder_create()
615 	ret = drm_encoder_init(sdev->ddev, encoder, &encoder_funcs,  in shmob_drm_encoder_create()
625 void shmob_drm_crtc_enable_vblank(struct shmob_drm_device *sdev, bool enable)  in shmob_drm_crtc_enable_vblank()  argument
631 	spin_lock_irqsave(&sdev->irq_lock, flags);  in shmob_drm_crtc_enable_vblank()
632 	ldintr = lcdc_read(sdev, LDINTR) | LDINTR_STATUS_MASK;  in shmob_drm_crtc_enable_vblank()
637 	lcdc_write(sdev, LDINTR, ldintr);  in shmob_drm_crtc_enable_vblank()
638 	spin_unlock_irqrestore(&sdev->irq_lock, flags);  in shmob_drm_crtc_enable_vblank()
650 	struct shmob_drm_device *sdev = connector->dev->dev_private;  in shmob_drm_connector_get_modes()  local
658 	mode->clock = sdev->pdata->panel.mode.clock;  in shmob_drm_connector_get_modes()
659 	mode->hdisplay = sdev->pdata->panel.mode.hdisplay;  in shmob_drm_connector_get_modes()
660 	mode->hsync_start = sdev->pdata->panel.mode.hsync_start;  in shmob_drm_connector_get_modes()
661 	mode->hsync_end = sdev->pdata->panel.mode.hsync_end;  in shmob_drm_connector_get_modes()
662 	mode->htotal = sdev->pdata->panel.mode.htotal;  in shmob_drm_connector_get_modes()
663 	mode->vdisplay = sdev->pdata->panel.mode.vdisplay;  in shmob_drm_connector_get_modes()
664 	mode->vsync_start = sdev->pdata->panel.mode.vsync_start;  in shmob_drm_connector_get_modes()
665 	mode->vsync_end = sdev->pdata->panel.mode.vsync_end;  in shmob_drm_connector_get_modes()
666 	mode->vtotal = sdev->pdata->panel.mode.vtotal;  in shmob_drm_connector_get_modes()
667 	mode->flags = sdev->pdata->panel.mode.flags;  in shmob_drm_connector_get_modes()
672 	connector->display_info.width_mm = sdev->pdata->panel.width_mm;  in shmob_drm_connector_get_modes()
673 	connector->display_info.height_mm = sdev->pdata->panel.height_mm;  in shmob_drm_connector_get_modes()
713 int shmob_drm_connector_create(struct shmob_drm_device *sdev,  in shmob_drm_connector_create()  argument
716 	struct drm_connector *connector = &sdev->connector.connector;  in shmob_drm_connector_create()
719 	sdev->connector.encoder = encoder;  in shmob_drm_connector_create()
721 	connector->display_info.width_mm = sdev->pdata->panel.width_mm;  in shmob_drm_connector_create()
722 	connector->display_info.height_mm = sdev->pdata->panel.height_mm;  in shmob_drm_connector_create()
724 	ret = drm_connector_init(sdev->ddev, connector, &connector_funcs,  in shmob_drm_connector_create()
734 	ret = shmob_drm_backlight_init(&sdev->connector);  in shmob_drm_connector_create()
746 		sdev->ddev->mode_config.dpms_property, DRM_MODE_DPMS_OFF);  in shmob_drm_connector_create()
751 	shmob_drm_backlight_exit(&sdev->connector);  in shmob_drm_connector_create()