OMAPDSS: init omap_dss_devices internally

Now that each output driver creates their own display devices, the
output drivers can also initialize those devices.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/video/omap2/dss/display.c

@@ -359,46 +359,6 @@ void dss_init_device(struct platform_device *pdev,
 	int i;
 	int r;
 
-	switch (dssdev->type) {
-#ifdef CONFIG_OMAP2_DSS_DPI
-	case OMAP_DISPLAY_TYPE_DPI:
-		r = dpi_init_display(dssdev);
-		break;
-#endif
-#ifdef CONFIG_OMAP2_DSS_RFBI
-	case OMAP_DISPLAY_TYPE_DBI:
-		r = rfbi_init_display(dssdev);
-		break;
-#endif
-#ifdef CONFIG_OMAP2_DSS_VENC
-	case OMAP_DISPLAY_TYPE_VENC:
-		r = venc_init_display(dssdev);
-		break;
-#endif
-#ifdef CONFIG_OMAP2_DSS_SDI
-	case OMAP_DISPLAY_TYPE_SDI:
-		r = sdi_init_display(dssdev);
-		break;
-#endif
-#ifdef CONFIG_OMAP2_DSS_DSI
-	case OMAP_DISPLAY_TYPE_DSI:
-		r = dsi_init_display(dssdev);
-		break;
-#endif
-	case OMAP_DISPLAY_TYPE_HDMI:
-		r = hdmi_init_display(dssdev);
-		break;
-	default:
-		DSSERR("Support for display '%s' not compiled in.\n",
-				dssdev->name);
-		return;
-	}
-
-	if (r) {
-		DSSERR("failed to init display %s\n", dssdev->name);
-		return;
-	}
-
 	/* create device sysfs files */
 	i = 0;
 	while ((attr = display_sysfs_attrs[i++]) != NULL) {

drivers/video/omap2/dss/dpi.c

@@ -339,7 +339,7 @@ int dpi_check_timings(struct omap_dss_device *dssdev,
 }
 EXPORT_SYMBOL(dpi_check_timings);
 
-int dpi_init_display(struct omap_dss_device *dssdev)
+static int __init dpi_init_display(struct omap_dss_device *dssdev)
 {
 	DSSDBG("init_display\n");
 
@@ -376,6 +376,12 @@ static int __init omap_dpi_probe(struct platform_device *pdev)
 		if (dssdev->type != OMAP_DISPLAY_TYPE_DPI)
 			continue;
 
+		r = dpi_init_display(dssdev);
+		if (r) {
+			DSSERR("device %s init failed: %d\n", dssdev->name, r);
+			continue;
+		}
+
 		r = omap_dss_register_device(dssdev, &pdev->dev, i);
 		if (r)
 			DSSERR("device %s register failed: %d\n",

drivers/video/omap2/dss/dsi.c

@@ -4454,7 +4454,7 @@ int omapdss_dsi_enable_te(struct omap_dss_device *dssdev, bool enable)
 }
 EXPORT_SYMBOL(omapdss_dsi_enable_te);
 
-int dsi_init_display(struct omap_dss_device *dssdev)
+static int __init dsi_init_display(struct omap_dss_device *dssdev)
 {
 	struct platform_device *dsidev = dsi_get_dsidev_from_dssdev(dssdev);
 	struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
@@ -4710,6 +4710,12 @@ static int __init omap_dsihw_probe(struct platform_device *dsidev)
 		if (dssdev->phy.dsi.module != dsi_module)
 			continue;
 
+		r = dsi_init_display(dssdev);
+		if (r) {
+			DSSERR("device %s init failed: %d\n", dssdev->name, r);
+			continue;
+		}
+
 		r = omap_dss_register_device(dssdev, &dsidev->dev, i);
 		if (r)
 			DSSERR("device %s register failed: %d\n",

drivers/video/omap2/dss/dss.h

@@ -275,7 +275,6 @@ int dss_calc_clock_div(bool is_tft, unsigned long req_pck,
 /* SDI */
 int sdi_init_platform_driver(void) __init;
 void sdi_uninit_platform_driver(void) __exit;
-int sdi_init_display(struct omap_dss_device *display);
 
 /* DSI */
 #ifdef CONFIG_OMAP2_DSS_DSI
@@ -291,7 +290,6 @@ void dsi_runtime_put(struct platform_device *dsidev);
 
 void dsi_dump_clocks(struct seq_file *s);
 
-int dsi_init_display(struct omap_dss_device *display);
 void dsi_irq_handler(void);
 u8 dsi_get_pixel_size(enum omap_dss_dsi_pixel_format fmt);
 
@@ -366,7 +364,6 @@ static inline struct platform_device *dsi_get_dsidev_from_id(int module)
 /* DPI */
 int dpi_init_platform_driver(void) __init;
 void dpi_uninit_platform_driver(void) __exit;
-int dpi_init_display(struct omap_dss_device *dssdev);
 
 /* DISPC */
 int dispc_init_platform_driver(void) __init;
@@ -437,7 +434,6 @@ void dispc_mgr_setup(enum omap_channel channel,
 #ifdef CONFIG_OMAP2_DSS_VENC
 int venc_init_platform_driver(void) __init;
 void venc_uninit_platform_driver(void) __exit;
-int venc_init_display(struct omap_dss_device *display);
 unsigned long venc_get_pixel_clock(void);
 #else
 static inline unsigned long venc_get_pixel_clock(void)
@@ -451,13 +447,8 @@ static inline unsigned long venc_get_pixel_clock(void)
 #ifdef CONFIG_OMAP4_DSS_HDMI
 int hdmi_init_platform_driver(void) __init;
 void hdmi_uninit_platform_driver(void) __exit;
-int hdmi_init_display(struct omap_dss_device *dssdev);
 unsigned long hdmi_get_pixel_clock(void);
 #else
-static inline int hdmi_init_display(struct omap_dss_device *dssdev)
-{
-	return 0;
-}
 static inline unsigned long hdmi_get_pixel_clock(void)
 {
 	WARN("%s: HDMI not compiled in, returning pclk as 0\n", __func__);
@@ -477,7 +468,6 @@ void hdmi_panel_exit(void);
 /* RFBI */
 int rfbi_init_platform_driver(void) __init;
 void rfbi_uninit_platform_driver(void) __exit;
-int rfbi_init_display(struct omap_dss_device *display);
 
 
 #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS

drivers/video/omap2/dss/hdmi.c

@@ -147,7 +147,7 @@ static void hdmi_runtime_put(void)
 	WARN_ON(r < 0);
 }
 
-int hdmi_init_display(struct omap_dss_device *dssdev)
+static int __init hdmi_init_display(struct omap_dss_device *dssdev)
 {
 	DSSDBG("init_display\n");
 
@@ -819,6 +819,12 @@ static int __init omapdss_hdmihw_probe(struct platform_device *pdev)
 		if (dssdev->type != OMAP_DISPLAY_TYPE_HDMI)
 			continue;
 
+		r = hdmi_init_display(dssdev);
+		if (r) {
+			DSSERR("device %s init failed: %d\n", dssdev->name, r);
+			continue;
+		}
+
 		r = omap_dss_register_device(dssdev, &pdev->dev, i);
 		if (r)
 			DSSERR("device %s register failed: %d\n",

drivers/video/omap2/dss/rfbi.c

@@ -920,7 +920,7 @@ void omapdss_rfbi_display_disable(struct omap_dss_device *dssdev)
 }
 EXPORT_SYMBOL(omapdss_rfbi_display_disable);
 
-int rfbi_init_display(struct omap_dss_device *dssdev)
+static int __init rfbi_init_display(struct omap_dss_device *dssdev)
 {
 	rfbi.dssdev[dssdev->phy.rfbi.channel] = dssdev;
 	dssdev->caps = OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE;
@@ -985,6 +985,12 @@ static int __init omap_rfbihw_probe(struct platform_device *pdev)
 		if (dssdev->type != OMAP_DISPLAY_TYPE_DBI)
 			continue;
 
+		r = rfbi_init_display(dssdev);
+		if (r) {
+			DSSERR("device %s init failed: %d\n", dssdev->name, r);
+			continue;
+		}
+
 		r = omap_dss_register_device(dssdev, &pdev->dev, i);
 		if (r)
 			DSSERR("device %s register failed: %d\n",

drivers/video/omap2/dss/sdi.c

@@ -156,7 +156,7 @@ void omapdss_sdi_display_disable(struct omap_dss_device *dssdev)
 }
 EXPORT_SYMBOL(omapdss_sdi_display_disable);
 
-int sdi_init_display(struct omap_dss_device *dssdev)
+static int __init sdi_init_display(struct omap_dss_device *dssdev)
 {
 	DSSDBG("SDI init\n");
 
@@ -187,6 +187,12 @@ static int __init omap_sdi_probe(struct platform_device *pdev)
 		if (dssdev->type != OMAP_DISPLAY_TYPE_SDI)
 			continue;
 
+		r = sdi_init_display(dssdev);
+		if (r) {
+			DSSERR("device %s init failed: %d\n", dssdev->name, r);
+			continue;
+		}
+
 		r = omap_dss_register_device(dssdev, &pdev->dev, i);
 		if (r)
 			DSSERR("device %s register failed: %d\n",

drivers/video/omap2/dss/venc.c

@@ -725,7 +725,7 @@ static struct omap_dss_driver venc_driver = {
 };
 /* driver end */
 
-int venc_init_display(struct omap_dss_device *dssdev)
+static int __init venc_init_display(struct omap_dss_device *dssdev)
 {
 	DSSDBG("init_display\n");
 
@@ -883,6 +883,12 @@ static int __init omap_venchw_probe(struct platform_device *pdev)
 		if (dssdev->type != OMAP_DISPLAY_TYPE_VENC)
 			continue;
 
+		r = venc_init_display(dssdev);
+		if (r) {
+			DSSERR("device %s init failed: %d\n", dssdev->name, r);
+			continue;
+		}
+
 		r = omap_dss_register_device(dssdev, &pdev->dev, i);
 		if (r)
 			DSSERR("device %s register failed: %d\n",