From bb55bb82b3dcbec5aedb5c4dbe1700f5d3ee9c1a Mon Sep 17 00:00:00 2001
From: Tomi Valkeinen <tomi.valkeinen@ti.com>
Date: Fri, 9 Nov 2012 15:41:21 +0200
Subject: [PATCH] --- yaml --- r: 344641 b: refs/heads/master c:
 3f5ba55e8f3698432c65b0ef77e83d22d5f64a79 h: refs/heads/master i:   344639:
 e4669a84552a07f510a8fbd93ae1f4ec076cbb3e v: v3

---
 [refs]                                        |   2 +-
 trunk/arch/arm/mach-omap2/display.c           |  53 +-
 trunk/arch/arm/mach-omap2/sdrc.c              |  16 +
 trunk/arch/arm/plat-omap/fb.c                 |  66 +--
 trunk/arch/arm/plat-omap/include/plat/sdrc.h  |   7 +
 .../arm/plat-omap/include/plat/vrfb.h}        |   2 -
 trunk/drivers/media/platform/omap/omap_vout.c |   2 +-
 .../media/platform/omap/omap_vout_vrfb.c      |   2 +-
 .../media/platform/omap/omap_voutdef.h        |   2 +-
 .../video/omap2/displays/panel-acx565akm.c    |  23 +
 .../video/omap2/displays/panel-generic-dpi.c  |  36 ++
 .../omap2/displays/panel-lgphilips-lb035q02.c |  34 ++
 .../drivers/video/omap2/displays/panel-n8x0.c |  50 ++
 .../omap2/displays/panel-nec-nl8048hl11-01b.c |  24 +
 .../video/omap2/displays/panel-picodlp.c      |  44 ++
 .../omap2/displays/panel-sharp-ls037v7dw01.c  |  17 +
 .../drivers/video/omap2/displays/panel-taal.c |  72 +++
 .../video/omap2/displays/panel-tfp410.c       |  33 ++
 .../omap2/displays/panel-tpo-td043mtea1.c     |  20 +
 trunk/drivers/video/omap2/dss/Kconfig         |  27 +-
 trunk/drivers/video/omap2/dss/Makefile        |   1 -
 trunk/drivers/video/omap2/dss/apply.c         |  85 +--
 trunk/drivers/video/omap2/dss/core.c          |  37 +-
 trunk/drivers/video/omap2/dss/dispc.c         | 508 +++++++-----------
 trunk/drivers/video/omap2/dss/display.c       |  93 +++-
 trunk/drivers/video/omap2/dss/dpi.c           | 101 ++--
 trunk/drivers/video/omap2/dss/dsi.c           | 224 ++++----
 trunk/drivers/video/omap2/dss/dss.c           | 109 +---
 trunk/drivers/video/omap2/dss/dss.h           |  73 ++-
 trunk/drivers/video/omap2/dss/dss_features.c  |  65 +--
 trunk/drivers/video/omap2/dss/dss_features.h  |   5 +-
 trunk/drivers/video/omap2/dss/hdmi.c          | 153 ++----
 trunk/drivers/video/omap2/dss/hdmi_panel.c    |  82 ++-
 trunk/drivers/video/omap2/dss/rfbi.c          |   2 +-
 trunk/drivers/video/omap2/dss/sdi.c           |   2 +-
 trunk/drivers/video/omap2/dss/ti_hdmi.h       |   3 -
 .../drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c |  11 +-
 trunk/drivers/video/omap2/dss/venc.c          |   2 +-
 trunk/drivers/video/omap2/dss/venc_panel.c    |  19 +
 .../drivers/video/omap2/omapfb/omapfb-ioctl.c |   2 +-
 .../drivers/video/omap2/omapfb/omapfb-main.c  | 109 ++--
 .../drivers/video/omap2/omapfb/omapfb-sysfs.c |   2 +-
 trunk/drivers/video/omap2/vrfb.c              | 142 +----
 trunk/include/video/omapdss.h                 |  24 +-
 44 files changed, 1174 insertions(+), 1212 deletions(-)
 rename trunk/{include/video/omapvrfb.h => arch/arm/plat-omap/include/plat/vrfb.h} (95%)

diff --git a/[refs] b/[refs]
index e1758a6bec81..632704852885 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3c3dd225819112e56554162c6b37e61a31924e0c
+refs/heads/master: 3f5ba55e8f3698432c65b0ef77e83d22d5f64a79
diff --git a/trunk/arch/arm/mach-omap2/display.c b/trunk/arch/arm/mach-omap2/display.c
index 282c814ea2e2..1011995f150a 100644
--- a/trunk/arch/arm/mach-omap2/display.c
+++ b/trunk/arch/arm/mach-omap2/display.c
@@ -100,20 +100,17 @@ static const struct omap_dss_hwmod_data omap4_dss_hwmod_data[] __initconst = {
 	{ "dss_hdmi", "omapdss_hdmi", -1 },
 };
 
-static void __init omap4_tpd12s015_mux_pads(void)
+static void __init omap4_hdmi_mux_pads(enum omap_hdmi_flags flags)
 {
+	u32 reg;
+	u16 control_i2c_1;
+
 	omap_mux_init_signal("hdmi_cec",
 			OMAP_PIN_INPUT_PULLUP);
 	omap_mux_init_signal("hdmi_ddc_scl",
 			OMAP_PIN_INPUT_PULLUP);
 	omap_mux_init_signal("hdmi_ddc_sda",
 			OMAP_PIN_INPUT_PULLUP);
-}
-
-static void __init omap4_hdmi_mux_pads(enum omap_hdmi_flags flags)
-{
-	u32 reg;
-	u16 control_i2c_1;
 
 	/*
 	 * CONTROL_I2C_1: HDMI_DDC_SDA_PULLUPRESX (bit 28) and
@@ -164,10 +161,8 @@ static int omap4_dsi_mux_pads(int dsi_id, unsigned lanes)
 
 int __init omap_hdmi_init(enum omap_hdmi_flags flags)
 {
-	if (cpu_is_omap44xx()) {
+	if (cpu_is_omap44xx())
 		omap4_hdmi_mux_pads(flags);
-		omap4_tpd12s015_mux_pads();
-	}
 
 	return 0;
 }
@@ -289,35 +284,6 @@ static struct platform_device *create_simple_dss_pdev(const char *pdev_name,
 	return ERR_PTR(r);
 }
 
-static enum omapdss_version __init omap_display_get_version(void)
-{
-	if (cpu_is_omap24xx())
-		return OMAPDSS_VER_OMAP24xx;
-	else if (cpu_is_omap3630())
-		return OMAPDSS_VER_OMAP3630;
-	else if (cpu_is_omap34xx()) {
-		if (soc_is_am35xx()) {
-			return OMAPDSS_VER_AM35xx;
-		} else {
-			if (omap_rev() < OMAP3430_REV_ES3_0)
-				return OMAPDSS_VER_OMAP34xx_ES1;
-			else
-				return OMAPDSS_VER_OMAP34xx_ES3;
-		}
-	} else if (omap_rev() == OMAP4430_REV_ES1_0)
-		return OMAPDSS_VER_OMAP4430_ES1;
-	else if (omap_rev() == OMAP4430_REV_ES2_0 ||
-			omap_rev() == OMAP4430_REV_ES2_1 ||
-			omap_rev() == OMAP4430_REV_ES2_2)
-		return OMAPDSS_VER_OMAP4430_ES2;
-	else if (cpu_is_omap44xx())
-		return OMAPDSS_VER_OMAP4;
-	else if (soc_is_omap54xx())
-		return OMAPDSS_VER_OMAP5;
-	else
-		return OMAPDSS_VER_UNKNOWN;
-}
-
 int __init omap_display_init(struct omap_dss_board_info *board_data)
 {
 	int r = 0;
@@ -325,18 +291,9 @@ int __init omap_display_init(struct omap_dss_board_info *board_data)
 	int i, oh_count;
 	const struct omap_dss_hwmod_data *curr_dss_hwmod;
 	struct platform_device *dss_pdev;
-	enum omapdss_version ver;
 
 	/* create omapdss device */
 
-	ver = omap_display_get_version();
-
-	if (ver == OMAPDSS_VER_UNKNOWN) {
-		pr_err("DSS not supported on this SoC\n");
-		return -ENODEV;
-	}
-
-	board_data->version = ver;
 	board_data->dsi_enable_pads = omap_dsi_enable_pads;
 	board_data->dsi_disable_pads = omap_dsi_disable_pads;
 	board_data->get_context_loss_count = omap_pm_get_dev_context_loss_count;
diff --git a/trunk/arch/arm/mach-omap2/sdrc.c b/trunk/arch/arm/mach-omap2/sdrc.c
index 4282e6e967d6..e3d345f46409 100644
--- a/trunk/arch/arm/mach-omap2/sdrc.c
+++ b/trunk/arch/arm/mach-omap2/sdrc.c
@@ -160,3 +160,19 @@ void __init omap2_sdrc_init(struct omap_sdrc_params *sdrc_cs0,
 	sdrc_write_reg(l, SDRC_POWER);
 	omap2_sms_save_context();
 }
+
+void omap2_sms_write_rot_control(u32 val, unsigned ctx)
+{
+	sms_write_reg(val, SMS_ROT_CONTROL(ctx));
+}
+
+void omap2_sms_write_rot_size(u32 val, unsigned ctx)
+{
+	sms_write_reg(val, SMS_ROT_SIZE(ctx));
+}
+
+void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx)
+{
+	sms_write_reg(val, SMS_ROT_PHYSICAL_BA(ctx));
+}
+
diff --git a/trunk/arch/arm/plat-omap/fb.c b/trunk/arch/arm/plat-omap/fb.c
index f868caeedfd6..218963bd4bb3 100644
--- a/trunk/arch/arm/plat-omap/fb.c
+++ b/trunk/arch/arm/plat-omap/fb.c
@@ -29,71 +29,11 @@
 #include <linux/memblock.h>
 #include <linux/io.h>
 #include <linux/omapfb.h>
+#include <linux/dma-mapping.h>
 
 #include <mach/hardware.h>
 #include <asm/mach/map.h>
 
-#include <plat/cpu.h>
-
-#ifdef CONFIG_OMAP2_VRFB
-
-/*
- * The first memory resource is the register region for VRFB,
- * the rest are VRFB virtual memory areas for each VRFB context.
- */
-
-static const struct resource omap2_vrfb_resources[] = {
-	DEFINE_RES_MEM_NAMED(0x68008000u, 0x40, "vrfb-regs"),
-	DEFINE_RES_MEM_NAMED(0x70000000u, 0x4000000, "vrfb-area-0"),
-	DEFINE_RES_MEM_NAMED(0x74000000u, 0x4000000, "vrfb-area-1"),
-	DEFINE_RES_MEM_NAMED(0x78000000u, 0x4000000, "vrfb-area-2"),
-	DEFINE_RES_MEM_NAMED(0x7c000000u, 0x4000000, "vrfb-area-3"),
-};
-
-static const struct resource omap3_vrfb_resources[] = {
-	DEFINE_RES_MEM_NAMED(0x6C000180u, 0xc0, "vrfb-regs"),
-	DEFINE_RES_MEM_NAMED(0x70000000u, 0x4000000, "vrfb-area-0"),
-	DEFINE_RES_MEM_NAMED(0x74000000u, 0x4000000, "vrfb-area-1"),
-	DEFINE_RES_MEM_NAMED(0x78000000u, 0x4000000, "vrfb-area-2"),
-	DEFINE_RES_MEM_NAMED(0x7c000000u, 0x4000000, "vrfb-area-3"),
-	DEFINE_RES_MEM_NAMED(0xe0000000u, 0x4000000, "vrfb-area-4"),
-	DEFINE_RES_MEM_NAMED(0xe4000000u, 0x4000000, "vrfb-area-5"),
-	DEFINE_RES_MEM_NAMED(0xe8000000u, 0x4000000, "vrfb-area-6"),
-	DEFINE_RES_MEM_NAMED(0xec000000u, 0x4000000, "vrfb-area-7"),
-	DEFINE_RES_MEM_NAMED(0xf0000000u, 0x4000000, "vrfb-area-8"),
-	DEFINE_RES_MEM_NAMED(0xf4000000u, 0x4000000, "vrfb-area-9"),
-	DEFINE_RES_MEM_NAMED(0xf8000000u, 0x4000000, "vrfb-area-10"),
-	DEFINE_RES_MEM_NAMED(0xfc000000u, 0x4000000, "vrfb-area-11"),
-};
-
-static int __init omap_init_vrfb(void)
-{
-	struct platform_device *pdev;
-	const struct resource *res;
-	unsigned int num_res;
-
-	if (cpu_is_omap24xx()) {
-		res = omap2_vrfb_resources;
-		num_res = ARRAY_SIZE(omap2_vrfb_resources);
-	} else if (cpu_is_omap34xx()) {
-		res = omap3_vrfb_resources;
-		num_res = ARRAY_SIZE(omap3_vrfb_resources);
-	} else {
-		return 0;
-	}
-
-	pdev = platform_device_register_resndata(NULL, "omapvrfb", -1,
-			res, num_res, NULL, 0);
-
-	if (IS_ERR(pdev))
-		return PTR_ERR(pdev);
-	else
-		return 0;
-}
-
-arch_initcall(omap_init_vrfb);
-#endif
-
 #if defined(CONFIG_FB_OMAP) || defined(CONFIG_FB_OMAP_MODULE)
 
 static bool omapfb_lcd_configured;
@@ -106,7 +46,7 @@ static struct platform_device omap_fb_device = {
 	.id		= -1,
 	.dev = {
 		.dma_mask		= &omap_fb_dma_mask,
-		.coherent_dma_mask	= ~(u32)0,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
 		.platform_data		= &omapfb_config,
 	},
 	.num_resources = 0,
@@ -142,7 +82,7 @@ static struct platform_device omap_fb_device = {
 	.id		= -1,
 	.dev = {
 		.dma_mask		= &omap_fb_dma_mask,
-		.coherent_dma_mask	= ~(u32)0,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
 		.platform_data		= &omapfb_config,
 	},
 	.num_resources = 0,
diff --git a/trunk/arch/arm/plat-omap/include/plat/sdrc.h b/trunk/arch/arm/plat-omap/include/plat/sdrc.h
index c68bab29cfc5..36d6a7666216 100644
--- a/trunk/arch/arm/plat-omap/include/plat/sdrc.h
+++ b/trunk/arch/arm/plat-omap/include/plat/sdrc.h
@@ -94,6 +94,9 @@
 /* SMS register offsets - read/write with sms_{read,write}_reg() */
 
 #define SMS_SYSCONFIG			0x010
+#define SMS_ROT_CONTROL(context)	(0x180 + 0x10 * context)
+#define SMS_ROT_SIZE(context)		(0x184 + 0x10 * context)
+#define SMS_ROT_PHYSICAL_BA(context)	(0x188 + 0x10 * context)
 /* REVISIT: fill in other SMS registers here */
 
 
@@ -134,6 +137,10 @@ int omap2_sdrc_get_params(unsigned long r,
 void omap2_sms_save_context(void);
 void omap2_sms_restore_context(void);
 
+void omap2_sms_write_rot_control(u32 val, unsigned ctx);
+void omap2_sms_write_rot_size(u32 val, unsigned ctx);
+void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx);
+
 #ifdef CONFIG_ARCH_OMAP2
 
 struct memory_timings {
diff --git a/trunk/include/video/omapvrfb.h b/trunk/arch/arm/plat-omap/include/plat/vrfb.h
similarity index 95%
rename from trunk/include/video/omapvrfb.h
rename to trunk/arch/arm/plat-omap/include/plat/vrfb.h
index bb0bd89f8bc6..3792bdea2f6d 100644
--- a/trunk/include/video/omapvrfb.h
+++ b/trunk/arch/arm/plat-omap/include/plat/vrfb.h
@@ -36,7 +36,6 @@ struct vrfb {
 };
 
 #ifdef CONFIG_OMAP2_VRFB
-extern bool omap_vrfb_supported(void);
 extern int omap_vrfb_request_ctx(struct vrfb *vrfb);
 extern void omap_vrfb_release_ctx(struct vrfb *vrfb);
 extern void omap_vrfb_adjust_size(u16 *width, u16 *height,
@@ -50,7 +49,6 @@ extern int omap_vrfb_map_angle(struct vrfb *vrfb, u16 height, u8 rot);
 extern void omap_vrfb_restore_context(void);
 
 #else
-static inline bool omap_vrfb_supported(void) { return false; }
 static inline int omap_vrfb_request_ctx(struct vrfb *vrfb) { return 0; }
 static inline void omap_vrfb_release_ctx(struct vrfb *vrfb) {}
 static inline void omap_vrfb_adjust_size(u16 *width, u16 *height,
diff --git a/trunk/drivers/media/platform/omap/omap_vout.c b/trunk/drivers/media/platform/omap/omap_vout.c
index 3ff94a30fde4..a3b1a34c896d 100644
--- a/trunk/drivers/media/platform/omap/omap_vout.c
+++ b/trunk/drivers/media/platform/omap/omap_vout.c
@@ -46,7 +46,7 @@
 
 #include <plat/cpu.h>
 #include <plat/dma.h>
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
 #include <video/omapdss.h>
 
 #include "omap_voutlib.h"
diff --git a/trunk/drivers/media/platform/omap/omap_vout_vrfb.c b/trunk/drivers/media/platform/omap/omap_vout_vrfb.c
index 6c37f9240ddf..4be26abf6cea 100644
--- a/trunk/drivers/media/platform/omap/omap_vout_vrfb.c
+++ b/trunk/drivers/media/platform/omap/omap_vout_vrfb.c
@@ -17,7 +17,7 @@
 #include <media/v4l2-device.h>
 
 #include <plat/dma.h>
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
 
 #include "omap_voutdef.h"
 #include "omap_voutlib.h"
diff --git a/trunk/drivers/media/platform/omap/omap_voutdef.h b/trunk/drivers/media/platform/omap/omap_voutdef.h
index 9ccfe1f475a4..27a95d23b913 100644
--- a/trunk/drivers/media/platform/omap/omap_voutdef.h
+++ b/trunk/drivers/media/platform/omap/omap_voutdef.h
@@ -12,7 +12,7 @@
 #define OMAP_VOUTDEF_H
 
 #include <video/omapdss.h>
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
 
 #define YUYV_BPP        2
 #define RGB565_BPP      2
diff --git a/trunk/drivers/video/omap2/displays/panel-acx565akm.c b/trunk/drivers/video/omap2/displays/panel-acx565akm.c
index 65eb76c840a1..c835aa70f96f 100644
--- a/trunk/drivers/video/omap2/displays/panel-acx565akm.c
+++ b/trunk/drivers/video/omap2/displays/panel-acx565akm.c
@@ -710,6 +710,27 @@ static void acx_panel_disable(struct omap_dss_device *dssdev)
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
 }
 
+static int acx_panel_suspend(struct omap_dss_device *dssdev)
+{
+	dev_dbg(&dssdev->dev, "%s\n", __func__);
+	acx_panel_power_off(dssdev);
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+	return 0;
+}
+
+static int acx_panel_resume(struct omap_dss_device *dssdev)
+{
+	int r;
+
+	dev_dbg(&dssdev->dev, "%s\n", __func__);
+	r = acx_panel_power_on(dssdev);
+	if (r)
+		return r;
+
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+	return 0;
+}
+
 static void acx_panel_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
@@ -731,6 +752,8 @@ static struct omap_dss_driver acx_panel_driver = {
 
 	.enable		= acx_panel_enable,
 	.disable	= acx_panel_disable,
+	.suspend	= acx_panel_suspend,
+	.resume		= acx_panel_resume,
 
 	.set_timings	= acx_panel_set_timings,
 	.check_timings	= acx_panel_check_timings,
diff --git a/trunk/drivers/video/omap2/displays/panel-generic-dpi.c b/trunk/drivers/video/omap2/displays/panel-generic-dpi.c
index 54ca8ae21078..88295c526815 100644
--- a/trunk/drivers/video/omap2/displays/panel-generic-dpi.c
+++ b/trunk/drivers/video/omap2/displays/panel-generic-dpi.c
@@ -688,6 +688,40 @@ static void generic_dpi_panel_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&drv_data->lock);
 }
 
+static int generic_dpi_panel_suspend(struct omap_dss_device *dssdev)
+{
+	struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
+
+	mutex_lock(&drv_data->lock);
+
+	generic_dpi_panel_power_off(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	mutex_unlock(&drv_data->lock);
+
+	return 0;
+}
+
+static int generic_dpi_panel_resume(struct omap_dss_device *dssdev)
+{
+	struct panel_drv_data *drv_data = dev_get_drvdata(&dssdev->dev);
+	int r;
+
+	mutex_lock(&drv_data->lock);
+
+	r = generic_dpi_panel_power_on(dssdev);
+	if (r)
+		goto err;
+
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+err:
+	mutex_unlock(&drv_data->lock);
+
+	return r;
+}
+
 static void generic_dpi_panel_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
@@ -735,6 +769,8 @@ static struct omap_dss_driver dpi_driver = {
 
 	.enable		= generic_dpi_panel_enable,
 	.disable	= generic_dpi_panel_disable,
+	.suspend	= generic_dpi_panel_suspend,
+	.resume		= generic_dpi_panel_resume,
 
 	.set_timings	= generic_dpi_panel_set_timings,
 	.get_timings	= generic_dpi_panel_get_timings,
diff --git a/trunk/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c b/trunk/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
index ace419b801eb..90c1cabf244e 100644
--- a/trunk/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
+++ b/trunk/drivers/video/omap2/displays/panel-lgphilips-lb035q02.c
@@ -143,12 +143,46 @@ static void lb035q02_panel_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&ld->lock);
 }
 
+static int lb035q02_panel_suspend(struct omap_dss_device *dssdev)
+{
+	struct lb035q02_data *ld = dev_get_drvdata(&dssdev->dev);
+
+	mutex_lock(&ld->lock);
+
+	lb035q02_panel_power_off(dssdev);
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	mutex_unlock(&ld->lock);
+	return 0;
+}
+
+static int lb035q02_panel_resume(struct omap_dss_device *dssdev)
+{
+	struct lb035q02_data *ld = dev_get_drvdata(&dssdev->dev);
+	int r;
+
+	mutex_lock(&ld->lock);
+
+	r = lb035q02_panel_power_on(dssdev);
+	if (r)
+		goto err;
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+	mutex_unlock(&ld->lock);
+	return 0;
+err:
+	mutex_unlock(&ld->lock);
+	return r;
+}
+
 static struct omap_dss_driver lb035q02_driver = {
 	.probe		= lb035q02_panel_probe,
 	.remove		= lb035q02_panel_remove,
 
 	.enable		= lb035q02_panel_enable,
 	.disable	= lb035q02_panel_disable,
+	.suspend	= lb035q02_panel_suspend,
+	.resume		= lb035q02_panel_resume,
 
 	.driver         = {
 		.name   = "lgphilips_lb035q02_panel",
diff --git a/trunk/drivers/video/omap2/displays/panel-n8x0.c b/trunk/drivers/video/omap2/displays/panel-n8x0.c
index 265326955552..3fc5ad081a21 100644
--- a/trunk/drivers/video/omap2/displays/panel-n8x0.c
+++ b/trunk/drivers/video/omap2/displays/panel-n8x0.c
@@ -574,6 +574,54 @@ static void n8x0_panel_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&ddata->lock);
 }
 
+static int n8x0_panel_suspend(struct omap_dss_device *dssdev)
+{
+	struct panel_drv_data *ddata = get_drv_data(dssdev);
+
+	dev_dbg(&dssdev->dev, "suspend\n");
+
+	mutex_lock(&ddata->lock);
+
+	rfbi_bus_lock();
+
+	n8x0_panel_power_off(dssdev);
+
+	rfbi_bus_unlock();
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	mutex_unlock(&ddata->lock);
+
+	return 0;
+}
+
+static int n8x0_panel_resume(struct omap_dss_device *dssdev)
+{
+	struct panel_drv_data *ddata = get_drv_data(dssdev);
+	int r;
+
+	dev_dbg(&dssdev->dev, "resume\n");
+
+	mutex_lock(&ddata->lock);
+
+	rfbi_bus_lock();
+
+	r = n8x0_panel_power_on(dssdev);
+
+	rfbi_bus_unlock();
+
+	if (r) {
+		mutex_unlock(&ddata->lock);
+		return r;
+	}
+
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+	mutex_unlock(&ddata->lock);
+
+	return 0;
+}
+
 static void n8x0_panel_get_resolution(struct omap_dss_device *dssdev,
 		u16 *xres, u16 *yres)
 {
@@ -635,6 +683,8 @@ static struct omap_dss_driver n8x0_panel_driver = {
 
 	.enable		= n8x0_panel_enable,
 	.disable	= n8x0_panel_disable,
+	.suspend	= n8x0_panel_suspend,
+	.resume		= n8x0_panel_resume,
 
 	.update		= n8x0_panel_update,
 	.sync		= n8x0_panel_sync,
diff --git a/trunk/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c b/trunk/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
index 2a79c283bebe..908fd268f3dc 100644
--- a/trunk/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
+++ b/trunk/drivers/video/omap2/displays/panel-nec-nl8048hl11-01b.c
@@ -236,6 +236,28 @@ static void nec_8048_panel_disable(struct omap_dss_device *dssdev)
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
 }
 
+static int nec_8048_panel_suspend(struct omap_dss_device *dssdev)
+{
+	nec_8048_panel_power_off(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	return 0;
+}
+
+static int nec_8048_panel_resume(struct omap_dss_device *dssdev)
+{
+	int r;
+
+	r = nec_8048_panel_power_on(dssdev);
+	if (r)
+		return r;
+
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+	return 0;
+}
+
 static int nec_8048_recommended_bpp(struct omap_dss_device *dssdev)
 {
 	return 16;
@@ -246,6 +268,8 @@ static struct omap_dss_driver nec_8048_driver = {
 	.remove			= nec_8048_panel_remove,
 	.enable			= nec_8048_panel_enable,
 	.disable		= nec_8048_panel_disable,
+	.suspend		= nec_8048_panel_suspend,
+	.resume			= nec_8048_panel_resume,
 	.get_recommended_bpp	= nec_8048_recommended_bpp,
 
 	.driver		= {
diff --git a/trunk/drivers/video/omap2/displays/panel-picodlp.c b/trunk/drivers/video/omap2/displays/panel-picodlp.c
index e3a6c1996134..9df87640ddd2 100644
--- a/trunk/drivers/video/omap2/displays/panel-picodlp.c
+++ b/trunk/drivers/video/omap2/displays/panel-picodlp.c
@@ -503,6 +503,47 @@ static void picodlp_panel_disable(struct omap_dss_device *dssdev)
 	dev_dbg(&dssdev->dev, "disabling picodlp panel\n");
 }
 
+static int picodlp_panel_suspend(struct omap_dss_device *dssdev)
+{
+	struct picodlp_data *picod = dev_get_drvdata(&dssdev->dev);
+
+	mutex_lock(&picod->lock);
+	/* Turn off DLP Power */
+	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
+		mutex_unlock(&picod->lock);
+		dev_err(&dssdev->dev, "unable to suspend picodlp panel,"
+					" panel is not ACTIVE\n");
+		return -EINVAL;
+	}
+
+	picodlp_panel_power_off(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+	mutex_unlock(&picod->lock);
+
+	dev_dbg(&dssdev->dev, "suspending picodlp panel\n");
+	return 0;
+}
+
+static int picodlp_panel_resume(struct omap_dss_device *dssdev)
+{
+	struct picodlp_data *picod = dev_get_drvdata(&dssdev->dev);
+	int r;
+
+	mutex_lock(&picod->lock);
+	if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
+		mutex_unlock(&picod->lock);
+		dev_err(&dssdev->dev, "unable to resume picodlp panel,"
+			" panel is not ACTIVE\n");
+		return -EINVAL;
+	}
+
+	r = picodlp_panel_power_on(dssdev);
+	mutex_unlock(&picod->lock);
+	dev_dbg(&dssdev->dev, "resuming picodlp panel\n");
+	return r;
+}
+
 static void picodlp_get_resolution(struct omap_dss_device *dssdev,
 					u16 *xres, u16 *yres)
 {
@@ -519,6 +560,9 @@ static struct omap_dss_driver picodlp_driver = {
 
 	.get_resolution	= picodlp_get_resolution,
 
+	.suspend	= picodlp_panel_suspend,
+	.resume		= picodlp_panel_resume,
+
 	.driver		= {
 		.name	= "picodlp_panel",
 		.owner	= THIS_MODULE,
diff --git a/trunk/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c b/trunk/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
index cada8c621e01..1ec3b277ff15 100644
--- a/trunk/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
+++ b/trunk/drivers/video/omap2/displays/panel-sharp-ls037v7dw01.c
@@ -194,12 +194,29 @@ static void sharp_ls_panel_disable(struct omap_dss_device *dssdev)
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
 }
 
+static int sharp_ls_panel_suspend(struct omap_dss_device *dssdev)
+{
+	sharp_ls_power_off(dssdev);
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+	return 0;
+}
+
+static int sharp_ls_panel_resume(struct omap_dss_device *dssdev)
+{
+	int r;
+	r = sharp_ls_power_on(dssdev);
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+	return r;
+}
+
 static struct omap_dss_driver sharp_ls_driver = {
 	.probe		= sharp_ls_panel_probe,
 	.remove		= __exit_p(sharp_ls_panel_remove),
 
 	.enable		= sharp_ls_panel_enable,
 	.disable	= sharp_ls_panel_disable,
+	.suspend	= sharp_ls_panel_suspend,
+	.resume		= sharp_ls_panel_resume,
 
 	.driver         = {
 		.name   = "sharp_ls_panel",
diff --git a/trunk/drivers/video/omap2/displays/panel-taal.c b/trunk/drivers/video/omap2/displays/panel-taal.c
index a32407a5735a..f2f644680ca8 100644
--- a/trunk/drivers/video/omap2/displays/panel-taal.c
+++ b/trunk/drivers/video/omap2/displays/panel-taal.c
@@ -1245,6 +1245,76 @@ static void taal_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&td->lock);
 }
 
+static int taal_suspend(struct omap_dss_device *dssdev)
+{
+	struct taal_data *td = dev_get_drvdata(&dssdev->dev);
+	int r;
+
+	dev_dbg(&dssdev->dev, "suspend\n");
+
+	mutex_lock(&td->lock);
+
+	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
+		r = -EINVAL;
+		goto err;
+	}
+
+	taal_cancel_ulps_work(dssdev);
+	taal_cancel_esd_work(dssdev);
+
+	dsi_bus_lock(dssdev);
+
+	r = taal_wake_up(dssdev);
+	if (!r)
+		taal_power_off(dssdev);
+
+	dsi_bus_unlock(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	mutex_unlock(&td->lock);
+
+	return 0;
+err:
+	mutex_unlock(&td->lock);
+	return r;
+}
+
+static int taal_resume(struct omap_dss_device *dssdev)
+{
+	struct taal_data *td = dev_get_drvdata(&dssdev->dev);
+	int r;
+
+	dev_dbg(&dssdev->dev, "resume\n");
+
+	mutex_lock(&td->lock);
+
+	if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
+		r = -EINVAL;
+		goto err;
+	}
+
+	dsi_bus_lock(dssdev);
+
+	r = taal_power_on(dssdev);
+
+	dsi_bus_unlock(dssdev);
+
+	if (r) {
+		dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+	} else {
+		dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+		taal_queue_esd_work(dssdev);
+	}
+
+	mutex_unlock(&td->lock);
+
+	return r;
+err:
+	mutex_unlock(&td->lock);
+	return r;
+}
+
 static void taal_framedone_cb(int err, void *data)
 {
 	struct omap_dss_device *dssdev = data;
@@ -1748,6 +1818,8 @@ static struct omap_dss_driver taal_driver = {
 
 	.enable		= taal_enable,
 	.disable	= taal_disable,
+	.suspend	= taal_suspend,
+	.resume		= taal_resume,
 
 	.update		= taal_update,
 	.sync		= taal_sync,
diff --git a/trunk/drivers/video/omap2/displays/panel-tfp410.c b/trunk/drivers/video/omap2/displays/panel-tfp410.c
index 8281baafe1ef..383811cf8648 100644
--- a/trunk/drivers/video/omap2/displays/panel-tfp410.c
+++ b/trunk/drivers/video/omap2/displays/panel-tfp410.c
@@ -189,6 +189,37 @@ static void tfp410_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&ddata->lock);
 }
 
+static int tfp410_suspend(struct omap_dss_device *dssdev)
+{
+	struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
+
+	mutex_lock(&ddata->lock);
+
+	tfp410_power_off(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	mutex_unlock(&ddata->lock);
+
+	return 0;
+}
+
+static int tfp410_resume(struct omap_dss_device *dssdev)
+{
+	struct panel_drv_data *ddata = dev_get_drvdata(&dssdev->dev);
+	int r;
+
+	mutex_lock(&ddata->lock);
+
+	r = tfp410_power_on(dssdev);
+	if (r == 0)
+		dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+	mutex_unlock(&ddata->lock);
+
+	return r;
+}
+
 static void tfp410_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
@@ -324,6 +355,8 @@ static struct omap_dss_driver tfp410_driver = {
 
 	.enable		= tfp410_enable,
 	.disable	= tfp410_disable,
+	.suspend	= tfp410_suspend,
+	.resume		= tfp410_resume,
 
 	.set_timings	= tfp410_set_timings,
 	.get_timings	= tfp410_get_timings,
diff --git a/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c b/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
index 316b3da6d2cb..b5e6dbc59f0a 100644
--- a/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
+++ b/trunk/drivers/video/omap2/displays/panel-tpo-td043mtea1.c
@@ -401,6 +401,24 @@ static void tpo_td043_disable(struct omap_dss_device *dssdev)
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
 }
 
+static int tpo_td043_suspend(struct omap_dss_device *dssdev)
+{
+	dev_dbg(&dssdev->dev, "suspend\n");
+
+	tpo_td043_disable_dss(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+
+	return 0;
+}
+
+static int tpo_td043_resume(struct omap_dss_device *dssdev)
+{
+	dev_dbg(&dssdev->dev, "resume\n");
+
+	return tpo_td043_enable_dss(dssdev);
+}
+
 static int tpo_td043_probe(struct omap_dss_device *dssdev)
 {
 	struct tpo_td043_device *tpo_td043 = dev_get_drvdata(&dssdev->dev);
@@ -482,6 +500,8 @@ static struct omap_dss_driver tpo_td043_driver = {
 
 	.enable		= tpo_td043_enable,
 	.disable	= tpo_td043_disable,
+	.suspend	= tpo_td043_suspend,
+	.resume		= tpo_td043_resume,
 	.set_mirror	= tpo_td043_set_hmirror,
 	.get_mirror	= tpo_td043_get_hmirror,
 
diff --git a/trunk/drivers/video/omap2/dss/Kconfig b/trunk/drivers/video/omap2/dss/Kconfig
index 50e880260d8c..80f5390aa136 100644
--- a/trunk/drivers/video/omap2/dss/Kconfig
+++ b/trunk/drivers/video/omap2/dss/Kconfig
@@ -1,5 +1,6 @@
 menuconfig OMAP2_DSS
         tristate "OMAP2+ Display Subsystem support"
+        depends on ARCH_OMAP2PLUS
         help
 	  OMAP2+ Display Subsystem support.
 
@@ -17,26 +18,16 @@ config OMAP2_VRAM_SIZE
 	  You can also set this with "vram=<bytes>" kernel argument, or
 	  in the board file.
 
-config OMAP2_DSS_DEBUG
-	bool "Debug support"
-	default n
-	help
-	  This enables printing of debug messages. Alternatively, debug messages
-	  can also be enabled by setting CONFIG_DYNAMIC_DEBUG and then setting
-	  appropriate flags in <debugfs>/dynamic_debug/control.
-
-config OMAP2_DSS_DEBUGFS
-	bool "Debugfs filesystem support"
-	depends on DEBUG_FS
-	default n
+config OMAP2_DSS_DEBUG_SUPPORT
+        bool "Debug support"
+	default y
 	help
-	  This enables debugfs for OMAPDSS at <debugfs>/omapdss. This enables
-	  querying about clock configuration and register configuration of dss,
-	  dispc, dsi, hdmi and rfbi.
+	  This enables debug messages. You need to enable printing
+	  with 'debug' module parameter.
 
 config OMAP2_DSS_COLLECT_IRQ_STATS
 	bool "Collect DSS IRQ statistics"
-	depends on OMAP2_DSS_DEBUGFS
+	depends on OMAP2_DSS_DEBUG_SUPPORT
 	default n
 	help
 	  Collect DSS IRQ statistics, printable via debugfs.
@@ -71,6 +62,7 @@ config OMAP2_DSS_VENC
 
 config OMAP4_DSS_HDMI
 	bool "HDMI support"
+	depends on ARCH_OMAP4
         default y
 	help
 	  HDMI Interface. This adds the High Definition Multimedia Interface.
@@ -78,9 +70,11 @@ config OMAP4_DSS_HDMI
 
 config OMAP4_DSS_HDMI_AUDIO
 	bool
+	depends on OMAP4_DSS_HDMI
 
 config OMAP2_DSS_SDI
 	bool "SDI support"
+	depends on ARCH_OMAP3
         default n
 	help
 	  SDI (Serial Display Interface) support.
@@ -90,6 +84,7 @@ config OMAP2_DSS_SDI
 
 config OMAP2_DSS_DSI
 	bool "DSI support"
+	depends on ARCH_OMAP3 || ARCH_OMAP4 || ARCH_OMAP5
         default n
 	help
 	  MIPI DSI (Display Serial Interface) support.
diff --git a/trunk/drivers/video/omap2/dss/Makefile b/trunk/drivers/video/omap2/dss/Makefile
index 40701910f737..4549869bfe1a 100644
--- a/trunk/drivers/video/omap2/dss/Makefile
+++ b/trunk/drivers/video/omap2/dss/Makefile
@@ -8,4 +8,3 @@ omapdss-$(CONFIG_OMAP2_DSS_SDI) += sdi.o
 omapdss-$(CONFIG_OMAP2_DSS_DSI) += dsi.o
 omapdss-$(CONFIG_OMAP4_DSS_HDMI) += hdmi.o \
 				    hdmi_panel.o ti_hdmi_4xxx_ip.o
-ccflags-$(CONFIG_OMAP2_DSS_DEBUG) += -DDEBUG
diff --git a/trunk/drivers/video/omap2/dss/apply.c b/trunk/drivers/video/omap2/dss/apply.c
index 4a5cc5c64d4b..19d66f471b4b 100644
--- a/trunk/drivers/video/omap2/dss/apply.c
+++ b/trunk/drivers/video/omap2/dss/apply.c
@@ -70,6 +70,7 @@ struct ovl_priv_data {
 	bool shadow_extra_info_dirty;
 
 	bool enabled;
+	enum omap_channel channel;
 	u32 fifo_low, fifo_high;
 
 	/*
@@ -413,6 +414,8 @@ static void wait_pending_extra_info_updates(void)
 	r = wait_for_completion_timeout(&extra_updated_completion, t);
 	if (r == 0)
 		DSSWARN("timeout in wait_pending_extra_info_updates\n");
+	else if (r < 0)
+		DSSERR("wait_pending_extra_info_updates failed: %d\n", r);
 }
 
 int dss_mgr_wait_for_go(struct omap_overlay_manager *mgr)
@@ -570,7 +573,7 @@ static void dss_ovl_write_regs(struct omap_overlay *ovl)
 	struct mgr_priv_data *mp;
 	int r;
 
-	DSSDBG("writing ovl %d regs", ovl->id);
+	DSSDBGF("%d", ovl->id);
 
 	if (!op->enabled || !op->info_dirty)
 		return;
@@ -605,7 +608,7 @@ static void dss_ovl_write_regs_extra(struct omap_overlay *ovl)
 	struct ovl_priv_data *op = get_ovl_priv(ovl);
 	struct mgr_priv_data *mp;
 
-	DSSDBG("writing ovl %d regs extra", ovl->id);
+	DSSDBGF("%d", ovl->id);
 
 	if (!op->extra_info_dirty)
 		return;
@@ -614,6 +617,7 @@ static void dss_ovl_write_regs_extra(struct omap_overlay *ovl)
 	 * disabled */
 
 	dispc_ovl_enable(ovl->id, op->enabled);
+	dispc_ovl_set_channel_out(ovl->id, op->channel);
 	dispc_ovl_set_fifo_threshold(ovl->id, op->fifo_low, op->fifo_high);
 
 	mp = get_mgr_priv(ovl->manager);
@@ -628,7 +632,7 @@ static void dss_mgr_write_regs(struct omap_overlay_manager *mgr)
 	struct mgr_priv_data *mp = get_mgr_priv(mgr);
 	struct omap_overlay *ovl;
 
-	DSSDBG("writing mgr %d regs", mgr->id);
+	DSSDBGF("%d", mgr->id);
 
 	if (!mp->enabled)
 		return;
@@ -654,7 +658,7 @@ static void dss_mgr_write_regs_extra(struct omap_overlay_manager *mgr)
 {
 	struct mgr_priv_data *mp = get_mgr_priv(mgr);
 
-	DSSDBG("writing mgr %d regs extra", mgr->id);
+	DSSDBGF("%d", mgr->id);
 
 	if (!mp->extra_info_dirty)
 		return;
@@ -662,8 +666,22 @@ static void dss_mgr_write_regs_extra(struct omap_overlay_manager *mgr)
 	dispc_mgr_set_timings(mgr->id, &mp->timings);
 
 	/* lcd_config parameters */
-	if (dss_mgr_is_lcd(mgr->id))
-		dispc_mgr_set_lcd_config(mgr->id, &mp->lcd_config);
+	if (dss_mgr_is_lcd(mgr->id)) {
+		dispc_mgr_set_io_pad_mode(mp->lcd_config.io_pad_mode);
+
+		dispc_mgr_enable_stallmode(mgr->id, mp->lcd_config.stallmode);
+		dispc_mgr_enable_fifohandcheck(mgr->id,
+			mp->lcd_config.fifohandcheck);
+
+		dispc_mgr_set_clock_div(mgr->id, &mp->lcd_config.clock_info);
+
+		dispc_mgr_set_tft_data_lines(mgr->id,
+			mp->lcd_config.video_port_width);
+
+		dispc_lcd_enable_signal_polarity(mp->lcd_config.lcden_sig_polarity);
+
+		dispc_mgr_set_lcd_type_tft(mgr->id);
+	}
 
 	mp->extra_info_dirty = false;
 	if (mp->updating)
@@ -768,7 +786,9 @@ void dss_mgr_start_update(struct omap_overlay_manager *mgr)
 	if (!dss_data.irq_enabled && need_isr())
 		dss_register_vsync_isr();
 
-	dispc_mgr_enable_sync(mgr->id);
+	dispc_mgr_enable(mgr->id, true);
+
+	mgr_clear_shadow_dirty(mgr);
 
 	spin_unlock_irqrestore(&data_lock, flags);
 }
@@ -825,6 +845,7 @@ static void dss_apply_irq_handler(void *data, u32 mask)
 	for (i = 0; i < num_mgrs; i++) {
 		struct omap_overlay_manager *mgr;
 		struct mgr_priv_data *mp;
+		bool was_updating;
 
 		mgr = omap_dss_get_overlay_manager(i);
 		mp = get_mgr_priv(mgr);
@@ -832,6 +853,7 @@ static void dss_apply_irq_handler(void *data, u32 mask)
 		if (!mp->enabled)
 			continue;
 
+		was_updating = mp->updating;
 		mp->updating = dispc_mgr_is_enabled(i);
 
 		if (!mgr_manual_update(mgr)) {
@@ -1013,13 +1035,10 @@ int dss_mgr_enable(struct omap_overlay_manager *mgr)
 	if (!mgr_manual_update(mgr))
 		mp->updating = true;
 
-	if (!dss_data.irq_enabled && need_isr())
-		dss_register_vsync_isr();
-
 	spin_unlock_irqrestore(&data_lock, flags);
 
 	if (!mgr_manual_update(mgr))
-		dispc_mgr_enable_sync(mgr->id);
+		dispc_mgr_enable(mgr->id, true);
 
 out:
 	mutex_unlock(&apply_lock);
@@ -1044,7 +1063,7 @@ void dss_mgr_disable(struct omap_overlay_manager *mgr)
 		goto out;
 
 	if (!mgr_manual_update(mgr))
-		dispc_mgr_disable_sync(mgr->id);
+		dispc_mgr_enable(mgr->id, false);
 
 	spin_lock_irqsave(&data_lock, flags);
 
@@ -1270,34 +1289,39 @@ int dss_ovl_set_manager(struct omap_overlay *ovl,
 		goto err;
 	}
 
-	r = dispc_runtime_get();
-	if (r)
-		goto err;
-
 	spin_lock_irqsave(&data_lock, flags);
 
 	if (op->enabled) {
 		spin_unlock_irqrestore(&data_lock, flags);
 		DSSERR("overlay has to be disabled to change the manager\n");
 		r = -EINVAL;
-		goto err1;
+		goto err;
 	}
 
-	dispc_ovl_set_channel_out(ovl->id, mgr->id);
+	op->channel = mgr->id;
+	op->extra_info_dirty = true;
 
 	ovl->manager = mgr;
 	list_add_tail(&ovl->list, &mgr->overlays);
 
 	spin_unlock_irqrestore(&data_lock, flags);
 
-	dispc_runtime_put();
+	/* XXX: When there is an overlay on a DSI manual update display, and
+	 * the overlay is first disabled, then moved to tv, and enabled, we
+	 * seem to get SYNC_LOST_DIGIT error.
+	 *
+	 * Waiting doesn't seem to help, but updating the manual update display
+	 * after disabling the overlay seems to fix this. This hints that the
+	 * overlay is perhaps somehow tied to the LCD output until the output
+	 * is updated.
+	 *
+	 * Userspace workaround for this is to update the LCD after disabling
+	 * the overlay, but before moving the overlay to TV.
+	 */
 
 	mutex_unlock(&apply_lock);
 
 	return 0;
-
-err1:
-	dispc_runtime_put();
 err:
 	mutex_unlock(&apply_lock);
 	return r;
@@ -1331,24 +1355,9 @@ int dss_ovl_unset_manager(struct omap_overlay *ovl)
 	/* wait for pending extra_info updates to ensure the ovl is disabled */
 	wait_pending_extra_info_updates();
 
-	/*
-	 * For a manual update display, there is no guarantee that the overlay
-	 * is really disabled in HW, we may need an extra update from this
-	 * manager before the configurations can go in. Return an error if the
-	 * overlay needed an update from the manager.
-	 *
-	 * TODO: Instead of returning an error, try to do a dummy manager update
-	 * here to disable the overlay in hardware. Use the *GATED fields in
-	 * the DISPC_CONFIG registers to do a dummy update.
-	 */
 	spin_lock_irqsave(&data_lock, flags);
 
-	if (ovl_manual_update(ovl) && op->extra_info_dirty) {
-		spin_unlock_irqrestore(&data_lock, flags);
-		DSSERR("need an update to change the manager\n");
-		r = -EINVAL;
-		goto err;
-	}
+	op->channel = -1;
 
 	ovl->manager = NULL;
 	list_del(&ovl->list);
diff --git a/trunk/drivers/video/omap2/dss/core.c b/trunk/drivers/video/omap2/dss/core.c
index b1a9ce1188fb..b2af72dc20bd 100644
--- a/trunk/drivers/video/omap2/dss/core.c
+++ b/trunk/drivers/video/omap2/dss/core.c
@@ -53,18 +53,15 @@ static char *def_disp_name;
 module_param_named(def_disp, def_disp_name, charp, 0);
 MODULE_PARM_DESC(def_disp, "default display name");
 
-const char *omapdss_get_default_display_name(void)
-{
-	return core.default_display_name;
-}
-EXPORT_SYMBOL(omapdss_get_default_display_name);
+#ifdef DEBUG
+bool dss_debug;
+module_param_named(debug, dss_debug, bool, 0644);
+#endif
 
-enum omapdss_version omapdss_get_version(void)
+const char *dss_get_default_display_name(void)
 {
-	struct omap_dss_board_info *pdata = core.pdev->dev.platform_data;
-	return pdata->version;
+	return core.default_display_name;
 }
-EXPORT_SYMBOL(omapdss_get_version);
 
 /* REGULATORS */
 
@@ -125,7 +122,7 @@ void dss_dsi_disable_pads(int dsi_id, unsigned lane_mask)
 {
 	struct omap_dss_board_info *board_data = core.pdev->dev.platform_data;
 
-	if (!board_data->dsi_disable_pads)
+	if (!board_data->dsi_enable_pads)
 		return;
 
 	return board_data->dsi_disable_pads(dsi_id, lane_mask);
@@ -141,7 +138,7 @@ int dss_set_min_bus_tput(struct device *dev, unsigned long tput)
 		return 0;
 }
 
-#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
+#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_OMAP2_DSS_DEBUG_SUPPORT)
 static int dss_debug_show(struct seq_file *s, void *unused)
 {
 	void (*func)(struct seq_file *) = s->private;
@@ -196,7 +193,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
 
 	return 0;
 }
-#else /* CONFIG_OMAP2_DSS_DEBUGFS */
+#else /* CONFIG_DEBUG_FS && CONFIG_OMAP2_DSS_DEBUG_SUPPORT */
 static inline int dss_initialize_debugfs(void)
 {
 	return 0;
@@ -208,7 +205,7 @@ int dss_debugfs_create_file(const char *name, void (*write)(struct seq_file *))
 {
 	return 0;
 }
-#endif /* CONFIG_OMAP2_DSS_DEBUGFS */
+#endif /* CONFIG_DEBUG_FS && CONFIG_OMAP2_DSS_DEBUG_SUPPORT */
 
 /* PLATFORM DEVICE */
 static int omap_dss_pm_notif(struct notifier_block *b, unsigned long v, void *d)
@@ -240,7 +237,7 @@ static int __init omap_dss_probe(struct platform_device *pdev)
 
 	core.pdev = pdev;
 
-	dss_features_init(omapdss_get_version());
+	dss_features_init();
 
 	dss_apply_init();
 
@@ -510,9 +507,6 @@ static int __init omap_dss_bus_register(void)
 
 /* INIT */
 static int (*dss_output_drv_reg_funcs[])(void) __initdata = {
-#ifdef CONFIG_OMAP2_DSS_DSI
-	dsi_init_platform_driver,
-#endif
 #ifdef CONFIG_OMAP2_DSS_DPI
 	dpi_init_platform_driver,
 #endif
@@ -525,15 +519,15 @@ static int (*dss_output_drv_reg_funcs[])(void) __initdata = {
 #ifdef CONFIG_OMAP2_DSS_VENC
 	venc_init_platform_driver,
 #endif
+#ifdef CONFIG_OMAP2_DSS_DSI
+	dsi_init_platform_driver,
+#endif
 #ifdef CONFIG_OMAP4_DSS_HDMI
 	hdmi_init_platform_driver,
 #endif
 };
 
 static void (*dss_output_drv_unreg_funcs[])(void) __exitdata = {
-#ifdef CONFIG_OMAP2_DSS_DSI
-	dsi_uninit_platform_driver,
-#endif
 #ifdef CONFIG_OMAP2_DSS_DPI
 	dpi_uninit_platform_driver,
 #endif
@@ -546,6 +540,9 @@ static void (*dss_output_drv_unreg_funcs[])(void) __exitdata = {
 #ifdef CONFIG_OMAP2_DSS_VENC
 	venc_uninit_platform_driver,
 #endif
+#ifdef CONFIG_OMAP2_DSS_DSI
+	dsi_uninit_platform_driver,
+#endif
 #ifdef CONFIG_OMAP4_DSS_HDMI
 	hdmi_uninit_platform_driver,
 #endif
diff --git a/trunk/drivers/video/omap2/dss/dispc.c b/trunk/drivers/video/omap2/dss/dispc.c
index 170c98c17a80..b43477a5fae8 100644
--- a/trunk/drivers/video/omap2/dss/dispc.c
+++ b/trunk/drivers/video/omap2/dss/dispc.c
@@ -36,7 +36,8 @@
 #include <linux/interrupt.h>
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
-#include <linux/sizes.h>
+
+#include <plat/cpu.h>
 
 #include <video/omapdss.h>
 
@@ -497,7 +498,7 @@ static void dispc_restore_context(void)
 	if (dss_has_feature(FEAT_MGR_LCD3))
 		RR(CONTROL3);
 	/* clear spurious SYNC_LOST_DIGIT interrupts */
-	dispc_clear_irqstatus(DISPC_IRQ_SYNC_LOST_DIGIT);
+	dispc_write_reg(DISPC_IRQSTATUS, DISPC_IRQ_SYNC_LOST_DIGIT);
 
 	/*
 	 * enable last so IRQs won't trigger before
@@ -542,11 +543,6 @@ u32 dispc_mgr_get_framedone_irq(enum omap_channel channel)
 	return mgr_desc[channel].framedone_irq;
 }
 
-u32 dispc_mgr_get_sync_lost_irq(enum omap_channel channel)
-{
-	return mgr_desc[channel].sync_lost_irq;
-}
-
 u32 dispc_wb_get_framedone_irq(void)
 {
 	return DISPC_IRQ_FRAMEDONEWB;
@@ -1046,7 +1042,7 @@ static void dispc_configure_burst_sizes(void)
 	const int burst_size = BURST_SIZE_X8;
 
 	/* Configure burst size always to maximum size */
-	for (i = 0; i < dss_feat_get_num_ovls(); ++i)
+	for (i = 0; i < omap_dss_get_num_overlays(); ++i)
 		dispc_ovl_set_burst_size(i, burst_size);
 }
 
@@ -1080,7 +1076,7 @@ static void dispc_mgr_enable_cpr(enum omap_channel channel, bool enable)
 }
 
 static void dispc_mgr_set_cpr_coef(enum omap_channel channel,
-		const struct omap_dss_cpr_coefs *coefs)
+		struct omap_dss_cpr_coefs *coefs)
 {
 	u32 coef_r, coef_g, coef_b;
 
@@ -1250,7 +1246,7 @@ void dispc_ovl_compute_fifo_thresholds(enum omap_plane plane,
 
 	if (use_fifomerge) {
 		total_fifo_size = 0;
-		for (i = 0; i < dss_feat_get_num_ovls(); ++i)
+		for (i = 0; i < omap_dss_get_num_overlays(); ++i)
 			total_fifo_size += dispc_ovl_get_fifo_size(i);
 	} else {
 		total_fifo_size = ovl_fifo_size;
@@ -1999,7 +1995,7 @@ static int check_horiz_timing_omap3(enum omap_plane plane,
 		const struct omap_video_timings *t, u16 pos_x,
 		u16 width, u16 height, u16 out_width, u16 out_height)
 {
-	const int ds = DIV_ROUND_UP(height, out_height);
+	int DS = DIV_ROUND_UP(height, out_height);
 	unsigned long nonactive;
 	static const u8 limits[3] = { 8, 10, 20 };
 	u64 val, blank;
@@ -2026,8 +2022,8 @@ static int check_horiz_timing_omap3(enum omap_plane plane,
 	 */
 	val = div_u64((u64)(nonactive - pos_x) * lclk, pclk);
 	DSSDBG("(nonactive - pos_x) * pcd = %llu max(0, DS - 2) * width = %d\n",
-		val, max(0, ds - 2) * width);
-	if (val < max(0, ds - 2) * width)
+		val, max(0, DS - 2) * width);
+	if (val < max(0, DS - 2) * width)
 		return -EINVAL;
 
 	/*
@@ -2037,8 +2033,8 @@ static int check_horiz_timing_omap3(enum omap_plane plane,
 	 */
 	val =  div_u64((u64)nonactive * lclk, pclk);
 	DSSDBG("nonactive * pcd  = %llu, max(0, DS - 1) * width = %d\n",
-		val, max(0, ds - 1) * width);
-	if (val < max(0, ds - 1) * width)
+		val, max(0, DS - 1) * width);
+	if (val < max(0, DS - 1) * width)
 		return -EINVAL;
 
 	return 0;
@@ -2264,16 +2260,14 @@ static int dispc_ovl_calc_scaling_44xx(enum omap_plane plane,
 	u16 in_height = DIV_ROUND_UP(height, *decim_y);
 	const int maxsinglelinewidth =
 				dss_feat_get_param_max(FEAT_PARAM_LINEWIDTH);
+	unsigned long pclk = dispc_plane_pclk_rate(plane);
 	const int maxdownscale = dss_feat_get_param_max(FEAT_PARAM_DOWNSCALE);
 
-	if (mem_to_mem) {
-		in_width_max = out_width * maxdownscale;
-	} else {
-		unsigned long pclk = dispc_plane_pclk_rate(plane);
-
+	if (mem_to_mem)
+		in_width_max = DIV_ROUND_UP(out_width, maxdownscale);
+	else
 		in_width_max = dispc_core_clk_rate() /
 					DIV_ROUND_UP(pclk, out_width);
-	}
 
 	*decim_x = DIV_ROUND_UP(width, in_width_max);
 
@@ -2315,14 +2309,9 @@ static int dispc_ovl_calc_scaling(enum omap_plane plane,
 	if ((caps & OMAP_DSS_OVL_CAP_SCALE) == 0)
 		return -EINVAL;
 
-	if (plane == OMAP_DSS_WB) {
-		*x_predecim = *y_predecim = 1;
-	} else {
-		*x_predecim = max_decim_limit;
-		*y_predecim = (rotation_type == OMAP_DSS_ROT_TILER &&
-				dss_has_feature(FEAT_BURST_2D)) ?
-				2 : max_decim_limit;
-	}
+	*x_predecim = max_decim_limit;
+	*y_predecim = (rotation_type == OMAP_DSS_ROT_TILER &&
+			dss_has_feature(FEAT_BURST_2D)) ? 2 : max_decim_limit;
 
 	if (color_mode == OMAP_DSS_COLOR_CLUT1 ||
 	    color_mode == OMAP_DSS_COLOR_CLUT2 ||
@@ -2381,7 +2370,7 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
 	unsigned offset0, offset1;
 	s32 row_inc;
 	s32 pix_inc;
-	u16 frame_width, frame_height;
+	u16 frame_height = height;
 	unsigned int field_offset = 0;
 	u16 in_height = height;
 	u16 in_width = width;
@@ -2449,28 +2438,20 @@ static int dispc_ovl_setup_common(enum omap_plane plane,
 	row_inc = 0;
 	pix_inc = 0;
 
-	if (plane == OMAP_DSS_WB) {
-		frame_width = out_width;
-		frame_height = out_height;
-	} else {
-		frame_width = in_width;
-		frame_height = height;
-	}
-
 	if (rotation_type == OMAP_DSS_ROT_TILER)
-		calc_tiler_rotation_offset(screen_width, frame_width,
+		calc_tiler_rotation_offset(screen_width, in_width,
 				color_mode, fieldmode, field_offset,
 				&offset0, &offset1, &row_inc, &pix_inc,
 				x_predecim, y_predecim);
 	else if (rotation_type == OMAP_DSS_ROT_DMA)
-		calc_dma_rotation_offset(rotation, mirror, screen_width,
-				frame_width, frame_height,
+		calc_dma_rotation_offset(rotation, mirror,
+				screen_width, in_width, frame_height,
 				color_mode, fieldmode, field_offset,
 				&offset0, &offset1, &row_inc, &pix_inc,
 				x_predecim, y_predecim);
 	else
 		calc_vrfb_rotation_offset(rotation, mirror,
-				screen_width, frame_width, frame_height,
+				screen_width, in_width, frame_height,
 				color_mode, fieldmode, field_offset,
 				&offset0, &offset1, &row_inc, &pix_inc,
 				x_predecim, y_predecim);
@@ -2524,7 +2505,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
 		bool mem_to_mem)
 {
 	int r;
-	enum omap_overlay_caps caps = dss_feat_get_overlay_caps(plane);
+	struct omap_overlay *ovl = omap_dss_get_overlay(plane);
 	enum omap_channel channel;
 
 	channel = dispc_ovl_get_channel_out(plane);
@@ -2535,7 +2516,7 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
 		oi->pos_y, oi->width, oi->height, oi->out_width, oi->out_height,
 		oi->color_mode, oi->rotation, oi->mirror, channel, replication);
 
-	r = dispc_ovl_setup_common(plane, caps, oi->paddr, oi->p_uv_addr,
+	r = dispc_ovl_setup_common(plane, ovl->caps, oi->paddr, oi->p_uv_addr,
 		oi->screen_width, oi->pos_x, oi->pos_y, oi->width, oi->height,
 		oi->out_width, oi->out_height, oi->color_mode, oi->rotation,
 		oi->mirror, oi->zorder, oi->pre_mult_alpha, oi->global_alpha,
@@ -2604,195 +2585,147 @@ int dispc_ovl_enable(enum omap_plane plane, bool enable)
 	return 0;
 }
 
-bool dispc_ovl_enabled(enum omap_plane plane)
-{
-	return REG_GET(DISPC_OVL_ATTRIBUTES(plane), 0, 0);
-}
-
-static void dispc_mgr_disable_isr(void *data, u32 mask)
+static void dispc_disable_isr(void *data, u32 mask)
 {
 	struct completion *compl = data;
 	complete(compl);
 }
 
-void dispc_mgr_enable(enum omap_channel channel, bool enable)
+static void _enable_lcd_out(enum omap_channel channel, bool enable)
 {
 	mgr_fld_write(channel, DISPC_MGR_FLD_ENABLE, enable);
 	/* flush posted write */
 	mgr_fld_read(channel, DISPC_MGR_FLD_ENABLE);
 }
 
-bool dispc_mgr_is_enabled(enum omap_channel channel)
-{
-	return !!mgr_fld_read(channel, DISPC_MGR_FLD_ENABLE);
-}
-
-static void dispc_mgr_enable_lcd_out(enum omap_channel channel)
+static void dispc_mgr_enable_lcd_out(enum omap_channel channel, bool enable)
 {
-	dispc_mgr_enable(channel, true);
-}
-
-static void dispc_mgr_disable_lcd_out(enum omap_channel channel)
-{
-	DECLARE_COMPLETION_ONSTACK(framedone_compl);
+	struct completion frame_done_completion;
+	bool is_on;
 	int r;
 	u32 irq;
 
-	if (dispc_mgr_is_enabled(channel) == false)
-		return;
-
-	/*
-	 * When we disable LCD output, we need to wait for FRAMEDONE to know
-	 * that DISPC has finished with the LCD output.
-	 */
+	/* When we disable LCD output, we need to wait until frame is done.
+	 * Otherwise the DSS is still working, and turning off the clocks
+	 * prevents DSS from going to OFF mode */
+	is_on = mgr_fld_read(channel, DISPC_MGR_FLD_ENABLE);
 
-	irq = dispc_mgr_get_framedone_irq(channel);
+	irq = mgr_desc[channel].framedone_irq;
 
-	r = omap_dispc_register_isr(dispc_mgr_disable_isr, &framedone_compl,
-			irq);
-	if (r)
-		DSSERR("failed to register FRAMEDONE isr\n");
+	if (!enable && is_on) {
+		init_completion(&frame_done_completion);
 
-	dispc_mgr_enable(channel, false);
+		r = omap_dispc_register_isr(dispc_disable_isr,
+				&frame_done_completion, irq);
 
-	/* if we couldn't register for framedone, just sleep and exit */
-	if (r) {
-		msleep(100);
-		return;
+		if (r)
+			DSSERR("failed to register FRAMEDONE isr\n");
 	}
 
-	if (!wait_for_completion_timeout(&framedone_compl,
-				msecs_to_jiffies(100)))
-		DSSERR("timeout waiting for FRAME DONE\n");
+	_enable_lcd_out(channel, enable);
 
-	r = omap_dispc_unregister_isr(dispc_mgr_disable_isr, &framedone_compl,
-			irq);
-	if (r)
-		DSSERR("failed to unregister FRAMEDONE isr\n");
-}
+	if (!enable && is_on) {
+		if (!wait_for_completion_timeout(&frame_done_completion,
+					msecs_to_jiffies(100)))
+			DSSERR("timeout waiting for FRAME DONE\n");
 
-static void dispc_digit_out_enable_isr(void *data, u32 mask)
-{
-	struct completion *compl = data;
+		r = omap_dispc_unregister_isr(dispc_disable_isr,
+				&frame_done_completion, irq);
 
-	/* ignore any sync lost interrupts */
-	if (mask & (DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD))
-		complete(compl);
+		if (r)
+			DSSERR("failed to unregister FRAMEDONE isr\n");
+	}
 }
 
-static void dispc_mgr_enable_digit_out(void)
+static void _enable_digit_out(bool enable)
 {
-	DECLARE_COMPLETION_ONSTACK(vsync_compl);
-	int r;
-	u32 irq_mask;
-
-	if (dispc_mgr_is_enabled(OMAP_DSS_CHANNEL_DIGIT) == true)
-		return;
-
-	/*
-	 * Digit output produces some sync lost interrupts during the first
-	 * frame when enabling. Those need to be ignored, so we register for the
-	 * sync lost irq to prevent the error handler from triggering.
-	 */
-
-	irq_mask = dispc_mgr_get_vsync_irq(OMAP_DSS_CHANNEL_DIGIT) |
-		dispc_mgr_get_sync_lost_irq(OMAP_DSS_CHANNEL_DIGIT);
-
-	r = omap_dispc_register_isr(dispc_digit_out_enable_isr, &vsync_compl,
-			irq_mask);
-	if (r) {
-		DSSERR("failed to register %x isr\n", irq_mask);
-		return;
-	}
-
-	dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, true);
-
-	/* wait for the first evsync */
-	if (!wait_for_completion_timeout(&vsync_compl, msecs_to_jiffies(100)))
-		DSSERR("timeout waiting for digit out to start\n");
-
-	r = omap_dispc_unregister_isr(dispc_digit_out_enable_isr, &vsync_compl,
-			irq_mask);
-	if (r)
-		DSSERR("failed to unregister %x isr\n", irq_mask);
+	REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 1, 1);
+	/* flush posted write */
+	dispc_read_reg(DISPC_CONTROL);
 }
 
-static void dispc_mgr_disable_digit_out(void)
+static void dispc_mgr_enable_digit_out(bool enable)
 {
-	DECLARE_COMPLETION_ONSTACK(framedone_compl);
+	struct completion frame_done_completion;
 	enum dss_hdmi_venc_clk_source_select src;
 	int r, i;
 	u32 irq_mask;
 	int num_irqs;
 
-	if (dispc_mgr_is_enabled(OMAP_DSS_CHANNEL_DIGIT) == false)
+	if (REG_GET(DISPC_CONTROL, 1, 1) == enable)
 		return;
 
 	src = dss_get_hdmi_venc_clk_source();
 
-	/*
-	 * When we disable the digit output, we need to wait for FRAMEDONE to
-	 * know that DISPC has finished with the output. For analog tv out we'll
-	 * use vsync, as omap2/3 don't have framedone for TV.
-	 */
+	if (enable) {
+		unsigned long flags;
+		/* When we enable digit output, we'll get an extra digit
+		 * sync lost interrupt, that we need to ignore */
+		spin_lock_irqsave(&dispc.irq_lock, flags);
+		dispc.irq_error_mask &= ~DISPC_IRQ_SYNC_LOST_DIGIT;
+		_omap_dispc_set_irqs();
+		spin_unlock_irqrestore(&dispc.irq_lock, flags);
+	}
 
-	if (src == DSS_HDMI_M_PCLK) {
+	/* When we disable digit output, we need to wait until fields are done.
+	 * Otherwise the DSS is still working, and turning off the clocks
+	 * prevents DSS from going to OFF mode. And when enabling, we need to
+	 * wait for the extra sync losts */
+	init_completion(&frame_done_completion);
+
+	if (src == DSS_HDMI_M_PCLK && enable == false) {
 		irq_mask = DISPC_IRQ_FRAMEDONETV;
 		num_irqs = 1;
 	} else {
-		irq_mask = dispc_mgr_get_vsync_irq(OMAP_DSS_CHANNEL_DIGIT);
-		/*
-		 * We need to wait for both even and odd vsyncs. Note that this
-		 * is not totally reliable, as we could get a vsync interrupt
-		 * before we disable the output, which leads to timeout in the
-		 * wait_for_completion.
-		 */
+		irq_mask = DISPC_IRQ_EVSYNC_EVEN | DISPC_IRQ_EVSYNC_ODD;
+		/* XXX I understand from TRM that we should only wait for the
+		 * current field to complete. But it seems we have to wait for
+		 * both fields */
 		num_irqs = 2;
 	}
 
-	r = omap_dispc_register_isr(dispc_mgr_disable_isr, &framedone_compl,
+	r = omap_dispc_register_isr(dispc_disable_isr, &frame_done_completion,
 			irq_mask);
 	if (r)
 		DSSERR("failed to register %x isr\n", irq_mask);
 
-	dispc_mgr_enable(OMAP_DSS_CHANNEL_DIGIT, false);
-
-	/* if we couldn't register the irq, just sleep and exit */
-	if (r) {
-		msleep(100);
-		return;
-	}
+	_enable_digit_out(enable);
 
 	for (i = 0; i < num_irqs; ++i) {
-		if (!wait_for_completion_timeout(&framedone_compl,
+		if (!wait_for_completion_timeout(&frame_done_completion,
 					msecs_to_jiffies(100)))
-			DSSERR("timeout waiting for digit out to stop\n");
+			DSSERR("timeout waiting for digit out to %s\n",
+					enable ? "start" : "stop");
 	}
 
-	r = omap_dispc_unregister_isr(dispc_mgr_disable_isr, &framedone_compl,
+	r = omap_dispc_unregister_isr(dispc_disable_isr, &frame_done_completion,
 			irq_mask);
 	if (r)
 		DSSERR("failed to unregister %x isr\n", irq_mask);
+
+	if (enable) {
+		unsigned long flags;
+		spin_lock_irqsave(&dispc.irq_lock, flags);
+		dispc.irq_error_mask |= DISPC_IRQ_SYNC_LOST_DIGIT;
+		dispc_write_reg(DISPC_IRQSTATUS, DISPC_IRQ_SYNC_LOST_DIGIT);
+		_omap_dispc_set_irqs();
+		spin_unlock_irqrestore(&dispc.irq_lock, flags);
+	}
 }
 
-void dispc_mgr_enable_sync(enum omap_channel channel)
+bool dispc_mgr_is_enabled(enum omap_channel channel)
 {
-	if (dss_mgr_is_lcd(channel))
-		dispc_mgr_enable_lcd_out(channel);
-	else if (channel == OMAP_DSS_CHANNEL_DIGIT)
-		dispc_mgr_enable_digit_out();
-	else
-		WARN_ON(1);
+	return !!mgr_fld_read(channel, DISPC_MGR_FLD_ENABLE);
 }
 
-void dispc_mgr_disable_sync(enum omap_channel channel)
+void dispc_mgr_enable(enum omap_channel channel, bool enable)
 {
 	if (dss_mgr_is_lcd(channel))
-		dispc_mgr_disable_lcd_out(channel);
+		dispc_mgr_enable_lcd_out(channel, enable);
 	else if (channel == OMAP_DSS_CHANNEL_DIGIT)
-		dispc_mgr_disable_digit_out();
+		dispc_mgr_enable_digit_out(enable);
 	else
-		WARN_ON(1);
+		BUG();
 }
 
 void dispc_wb_enable(bool enable)
@@ -2809,7 +2742,7 @@ void dispc_wb_enable(bool enable)
 	if (!enable && is_on) {
 		init_completion(&frame_done_completion);
 
-		r = omap_dispc_register_isr(dispc_mgr_disable_isr,
+		r = omap_dispc_register_isr(dispc_disable_isr,
 				&frame_done_completion, irq);
 		if (r)
 			DSSERR("failed to register FRAMEDONEWB isr\n");
@@ -2822,7 +2755,7 @@ void dispc_wb_enable(bool enable)
 					msecs_to_jiffies(100)))
 			DSSERR("timeout waiting for FRAMEDONEWB\n");
 
-		r = omap_dispc_unregister_isr(dispc_mgr_disable_isr,
+		r = omap_dispc_unregister_isr(dispc_disable_isr,
 				&frame_done_completion, irq);
 		if (r)
 			DSSERR("failed to unregister FRAMEDONEWB isr\n");
@@ -2836,7 +2769,7 @@ bool dispc_wb_is_enabled(void)
 	return REG_GET(DISPC_OVL_ATTRIBUTES(plane), 0, 0);
 }
 
-static void dispc_lcd_enable_signal_polarity(bool act_high)
+void dispc_lcd_enable_signal_polarity(bool act_high)
 {
 	if (!dss_has_feature(FEAT_LCDENABLEPOL))
 		return;
@@ -2860,13 +2793,13 @@ void dispc_pck_free_enable(bool enable)
 	REG_FLD_MOD(DISPC_CONTROL, enable ? 1 : 0, 27, 27);
 }
 
-static void dispc_mgr_enable_fifohandcheck(enum omap_channel channel, bool enable)
+void dispc_mgr_enable_fifohandcheck(enum omap_channel channel, bool enable)
 {
 	mgr_fld_write(channel, DISPC_MGR_FLD_FIFOHANDCHECK, enable);
 }
 
 
-static void dispc_mgr_set_lcd_type_tft(enum omap_channel channel)
+void dispc_mgr_set_lcd_type_tft(enum omap_channel channel)
 {
 	mgr_fld_write(channel, DISPC_MGR_FLD_STNTFT, 1);
 }
@@ -2909,7 +2842,7 @@ static void dispc_mgr_enable_alpha_fixed_zorder(enum omap_channel ch,
 }
 
 void dispc_mgr_setup(enum omap_channel channel,
-		const struct omap_overlay_manager_info *info)
+		struct omap_overlay_manager_info *info)
 {
 	dispc_mgr_set_default_color(channel, info->default_color);
 	dispc_mgr_set_trans_key(channel, info->trans_key_type, info->trans_key);
@@ -2922,7 +2855,7 @@ void dispc_mgr_setup(enum omap_channel channel,
 	}
 }
 
-static void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines)
+void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines)
 {
 	int code;
 
@@ -2947,7 +2880,7 @@ static void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_line
 	mgr_fld_write(channel, DISPC_MGR_FLD_TFTDATALINES, code);
 }
 
-static void dispc_mgr_set_io_pad_mode(enum dss_io_pad_mode mode)
+void dispc_mgr_set_io_pad_mode(enum dss_io_pad_mode mode)
 {
 	u32 l;
 	int gpout0, gpout1;
@@ -2976,28 +2909,11 @@ static void dispc_mgr_set_io_pad_mode(enum dss_io_pad_mode mode)
 	dispc_write_reg(DISPC_CONTROL, l);
 }
 
-static void dispc_mgr_enable_stallmode(enum omap_channel channel, bool enable)
+void dispc_mgr_enable_stallmode(enum omap_channel channel, bool enable)
 {
 	mgr_fld_write(channel, DISPC_MGR_FLD_STALLMODE, enable);
 }
 
-void dispc_mgr_set_lcd_config(enum omap_channel channel,
-		const struct dss_lcd_mgr_config *config)
-{
-	dispc_mgr_set_io_pad_mode(config->io_pad_mode);
-
-	dispc_mgr_enable_stallmode(channel, config->stallmode);
-	dispc_mgr_enable_fifohandcheck(channel, config->fifohandcheck);
-
-	dispc_mgr_set_clock_div(channel, &config->clock_info);
-
-	dispc_mgr_set_tft_data_lines(channel, config->video_port_width);
-
-	dispc_lcd_enable_signal_polarity(config->lcden_sig_polarity);
-
-	dispc_mgr_set_lcd_type_tft(channel);
-}
-
 static bool _dispc_mgr_size_ok(u16 width, u16 height)
 {
 	return width <= dss_feat_get_param_max(FEAT_PARAM_MGR_WIDTH) &&
@@ -3096,7 +3012,7 @@ static void _dispc_mgr_set_lcd_timings(enum omap_channel channel, int hsw,
 
 /* change name to mode? */
 void dispc_mgr_set_timings(enum omap_channel channel,
-		const struct omap_video_timings *timings)
+		struct omap_video_timings *timings)
 {
 	unsigned xtot, ytot;
 	unsigned long ht, vt;
@@ -3187,32 +3103,28 @@ unsigned long dispc_mgr_lclk_rate(enum omap_channel channel)
 	unsigned long r;
 	u32 l;
 
-	if (dss_mgr_is_lcd(channel)) {
-		l = dispc_read_reg(DISPC_DIVISORo(channel));
+	l = dispc_read_reg(DISPC_DIVISORo(channel));
 
-		lcd = FLD_GET(l, 23, 16);
+	lcd = FLD_GET(l, 23, 16);
 
-		switch (dss_get_lcd_clk_source(channel)) {
-		case OMAP_DSS_CLK_SRC_FCK:
-			r = clk_get_rate(dispc.dss_clk);
-			break;
-		case OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC:
-			dsidev = dsi_get_dsidev_from_id(0);
-			r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
-			break;
-		case OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC:
-			dsidev = dsi_get_dsidev_from_id(1);
-			r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
-			break;
-		default:
-			BUG();
-			return 0;
-		}
-
-		return r / lcd;
-	} else {
-		return dispc_fclk_rate();
+	switch (dss_get_lcd_clk_source(channel)) {
+	case OMAP_DSS_CLK_SRC_FCK:
+		r = clk_get_rate(dispc.dss_clk);
+		break;
+	case OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC:
+		dsidev = dsi_get_dsidev_from_id(0);
+		r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
+		break;
+	case OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC:
+		dsidev = dsi_get_dsidev_from_id(1);
+		r = dsi_get_pll_hsdiv_dispc_rate(dsidev);
+		break;
+	default:
+		BUG();
+		return 0;
 	}
+
+	return r / lcd;
 }
 
 unsigned long dispc_mgr_pclk_rate(enum omap_channel channel)
@@ -3271,9 +3183,12 @@ static unsigned long dispc_plane_lclk_rate(enum omap_plane plane)
 {
 	enum omap_channel channel = dispc_ovl_get_channel_out(plane);
 
-	return dispc_mgr_lclk_rate(channel);
-}
+	if (dss_mgr_is_lcd(channel))
+		return dispc_mgr_lclk_rate(channel);
+	else
+		return dispc_fclk_rate();
 
+}
 static void dispc_dump_clocks_channel(struct seq_file *s, enum omap_channel channel)
 {
 	int lcd, pcd;
@@ -3332,7 +3247,7 @@ void dispc_dump_clocks(struct seq_file *s)
 }
 
 #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
-static void dispc_dump_irqs(struct seq_file *s)
+void dispc_dump_irqs(struct seq_file *s)
 {
 	unsigned long flags;
 	struct dispc_irq_stats stats;
@@ -3438,7 +3353,7 @@ static void dispc_dump_regs(struct seq_file *s)
 
 #define DISPC_REG(i, name) name(i)
 #define DUMPREG(i, r) seq_printf(s, "%s(%s)%*s %08x\n", #r, p_names[i], \
-	(int)(48 - strlen(#r) - strlen(p_names[i])), " ", \
+	48 - strlen(#r) - strlen(p_names[i]), " ", \
 	dispc_read_reg(DISPC_REG(i, r)))
 
 	p_names = mgr_names;
@@ -3515,7 +3430,7 @@ static void dispc_dump_regs(struct seq_file *s)
 #define DISPC_REG(plane, name, i) name(plane, i)
 #define DUMPREG(plane, name, i) \
 	seq_printf(s, "%s_%d(%s)%*s %08x\n", #name, i, p_names[plane], \
-	(int)(46 - strlen(#name) - strlen(p_names[plane])), " ", \
+	46 - strlen(#name) - strlen(p_names[plane]), " ", \
 	dispc_read_reg(DISPC_REG(plane, name, i)))
 
 	/* Video pipeline coefficient registers */
@@ -3618,7 +3533,7 @@ int dispc_calc_clock_rates(unsigned long dispc_fclk_rate,
 }
 
 void dispc_mgr_set_clock_div(enum omap_channel channel,
-		const struct dispc_clock_info *cinfo)
+		struct dispc_clock_info *cinfo)
 {
 	DSSDBG("lck = %lu (%u)\n", cinfo->lck, cinfo->lck_div);
 	DSSDBG("pck = %lu (%u)\n", cinfo->pck, cinfo->pck_div);
@@ -3642,35 +3557,11 @@ int dispc_mgr_get_clock_div(enum omap_channel channel,
 	return 0;
 }
 
-u32 dispc_read_irqstatus(void)
-{
-	return dispc_read_reg(DISPC_IRQSTATUS);
-}
-
-void dispc_clear_irqstatus(u32 mask)
-{
-	dispc_write_reg(DISPC_IRQSTATUS, mask);
-}
-
-u32 dispc_read_irqenable(void)
-{
-	return dispc_read_reg(DISPC_IRQENABLE);
-}
-
-void dispc_write_irqenable(u32 mask)
-{
-	u32 old_mask = dispc_read_reg(DISPC_IRQENABLE);
-
-	/* clear the irqstatus for newly enabled irqs */
-	dispc_clear_irqstatus((mask ^ old_mask) & mask);
-
-	dispc_write_reg(DISPC_IRQENABLE, mask);
-}
-
 /* dispc.irq_lock has to be locked by the caller */
 static void _omap_dispc_set_irqs(void)
 {
 	u32 mask;
+	u32 old_mask;
 	int i;
 	struct omap_dispc_isr_data *isr_data;
 
@@ -3685,7 +3576,11 @@ static void _omap_dispc_set_irqs(void)
 		mask |= isr_data->mask;
 	}
 
-	dispc_write_irqenable(mask);
+	old_mask = dispc_read_reg(DISPC_IRQENABLE);
+	/* clear the irqstatus for newly enabled irqs */
+	dispc_write_reg(DISPC_IRQSTATUS, (mask ^ old_mask) & mask);
+
+	dispc_write_reg(DISPC_IRQENABLE, mask);
 }
 
 int omap_dispc_register_isr(omap_dispc_isr_t isr, void *arg, u32 mask)
@@ -3776,26 +3671,34 @@ int omap_dispc_unregister_isr(omap_dispc_isr_t isr, void *arg, u32 mask)
 }
 EXPORT_SYMBOL(omap_dispc_unregister_isr);
 
+#ifdef DEBUG
 static void print_irq_status(u32 status)
 {
 	if ((status & dispc.irq_error_mask) == 0)
 		return;
 
-#define PIS(x) (status & DISPC_IRQ_##x) ? (#x " ") : ""
-
-	pr_debug("DISPC IRQ: 0x%x: %s%s%s%s%s%s%s%s%s\n",
-		status,
-		PIS(OCP_ERR),
-		PIS(GFX_FIFO_UNDERFLOW),
-		PIS(VID1_FIFO_UNDERFLOW),
-		PIS(VID2_FIFO_UNDERFLOW),
-		dss_feat_get_num_ovls() > 3 ? PIS(VID3_FIFO_UNDERFLOW) : "",
-		PIS(SYNC_LOST),
-		PIS(SYNC_LOST_DIGIT),
-		dss_has_feature(FEAT_MGR_LCD2) ? PIS(SYNC_LOST2) : "",
-		dss_has_feature(FEAT_MGR_LCD3) ? PIS(SYNC_LOST3) : "");
+	printk(KERN_DEBUG "DISPC IRQ: 0x%x: ", status);
+
+#define PIS(x) \
+	if (status & DISPC_IRQ_##x) \
+		printk(#x " ");
+	PIS(GFX_FIFO_UNDERFLOW);
+	PIS(OCP_ERR);
+	PIS(VID1_FIFO_UNDERFLOW);
+	PIS(VID2_FIFO_UNDERFLOW);
+	if (dss_feat_get_num_ovls() > 3)
+		PIS(VID3_FIFO_UNDERFLOW);
+	PIS(SYNC_LOST);
+	PIS(SYNC_LOST_DIGIT);
+	if (dss_has_feature(FEAT_MGR_LCD2))
+		PIS(SYNC_LOST2);
+	if (dss_has_feature(FEAT_MGR_LCD3))
+		PIS(SYNC_LOST3);
 #undef PIS
+
+	printk("\n");
 }
+#endif
 
 /* Called from dss.c. Note that we don't touch clocks here,
  * but we presume they are on because we got an IRQ. However,
@@ -3812,8 +3715,8 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *arg)
 
 	spin_lock(&dispc.irq_lock);
 
-	irqstatus = dispc_read_irqstatus();
-	irqenable = dispc_read_irqenable();
+	irqstatus = dispc_read_reg(DISPC_IRQSTATUS);
+	irqenable = dispc_read_reg(DISPC_IRQENABLE);
 
 	/* IRQ is not for us */
 	if (!(irqstatus & irqenable)) {
@@ -3828,13 +3731,15 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *arg)
 	spin_unlock(&dispc.irq_stats_lock);
 #endif
 
-	print_irq_status(irqstatus);
-
+#ifdef DEBUG
+	if (dss_debug)
+		print_irq_status(irqstatus);
+#endif
 	/* Ack the interrupt. Do it here before clocks are possibly turned
 	 * off */
-	dispc_clear_irqstatus(irqstatus);
+	dispc_write_reg(DISPC_IRQSTATUS, irqstatus);
 	/* flush posted write */
-	dispc_read_irqstatus();
+	dispc_read_reg(DISPC_IRQSTATUS);
 
 	/* make a copy and unlock, so that isrs can unregister
 	 * themselves */
@@ -3916,24 +3821,30 @@ static void dispc_error_worker(struct work_struct *work)
 		bit = mgr_desc[i].sync_lost_irq;
 
 		if (bit & errors) {
-			int j;
+			struct omap_dss_device *dssdev = mgr->get_device(mgr);
+			bool enable;
 
 			DSSERR("SYNC_LOST on channel %s, restarting the output "
 					"with video overlays disabled\n",
 					mgr->name);
 
-			dss_mgr_disable(mgr);
+			enable = dssdev->state == OMAP_DSS_DISPLAY_ACTIVE;
+			dssdev->driver->disable(dssdev);
 
-			for (j = 0; j < omap_dss_get_num_overlays(); ++j) {
+			for (i = 0; i < omap_dss_get_num_overlays(); ++i) {
 				struct omap_overlay *ovl;
-				ovl = omap_dss_get_overlay(j);
+				ovl = omap_dss_get_overlay(i);
 
 				if (ovl->id != OMAP_DSS_GFX &&
 						ovl->manager == mgr)
-					ovl->disable(ovl);
+					dispc_ovl_enable(ovl->id, false);
 			}
 
-			dss_mgr_enable(mgr);
+			dispc_mgr_go(mgr->id);
+			msleep(50);
+
+			if (enable)
+				dssdev->driver->enable(dssdev);
 		}
 	}
 
@@ -3941,9 +3852,13 @@ static void dispc_error_worker(struct work_struct *work)
 		DSSERR("OCP_ERR\n");
 		for (i = 0; i < omap_dss_get_num_overlay_managers(); ++i) {
 			struct omap_overlay_manager *mgr;
+			struct omap_dss_device *dssdev;
 
 			mgr = omap_dss_get_overlay_manager(i);
-			dss_mgr_disable(mgr);
+			dssdev = mgr->get_device(mgr);
+
+			if (dssdev && dssdev->driver)
+				dssdev->driver->disable(dssdev);
 		}
 	}
 
@@ -3978,6 +3893,9 @@ int omap_dispc_wait_for_irq_timeout(u32 irqmask, unsigned long timeout)
 	if (timeout == 0)
 		return -ETIMEDOUT;
 
+	if (timeout == -ERESTARTSYS)
+		return -ERESTARTSYS;
+
 	return 0;
 }
 
@@ -4030,7 +3948,7 @@ static void _omap_dispc_initialize_irq(void)
 
 	/* there's SYNC_LOST_DIGIT waiting after enabling the DSS,
 	 * so clear it */
-	dispc_clear_irqstatus(dispc_read_irqstatus());
+	dispc_write_reg(DISPC_IRQSTATUS, dispc_read_reg(DISPC_IRQSTATUS));
 
 	_omap_dispc_set_irqs();
 
@@ -4124,43 +4042,29 @@ static const struct dispc_features omap44xx_dispc_feats __initconst = {
 	.gfx_fifo_workaround	=	true,
 };
 
-static int __init dispc_init_features(struct platform_device *pdev)
+static int __init dispc_init_features(struct device *dev)
 {
 	const struct dispc_features *src;
 	struct dispc_features *dst;
 
-	dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL);
+	dst = devm_kzalloc(dev, sizeof(*dst), GFP_KERNEL);
 	if (!dst) {
-		dev_err(&pdev->dev, "Failed to allocate DISPC Features\n");
+		dev_err(dev, "Failed to allocate DISPC Features\n");
 		return -ENOMEM;
 	}
 
-	switch (omapdss_get_version()) {
-	case OMAPDSS_VER_OMAP24xx:
+	if (cpu_is_omap24xx()) {
 		src = &omap24xx_dispc_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP34xx_ES1:
-		src = &omap34xx_rev1_0_dispc_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP34xx_ES3:
-	case OMAPDSS_VER_OMAP3630:
-	case OMAPDSS_VER_AM35xx:
-		src = &omap34xx_rev3_0_dispc_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP4430_ES1:
-	case OMAPDSS_VER_OMAP4430_ES2:
-	case OMAPDSS_VER_OMAP4:
+	} else if (cpu_is_omap34xx()) {
+		if (omap_rev() < OMAP3430_REV_ES3_0)
+			src = &omap34xx_rev1_0_dispc_feats;
+		else
+			src = &omap34xx_rev3_0_dispc_feats;
+	} else if (cpu_is_omap44xx()) {
 		src = &omap44xx_dispc_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP5:
+	} else if (soc_is_omap54xx()) {
 		src = &omap44xx_dispc_feats;
-		break;
-
-	default:
+	} else {
 		return -ENODEV;
 	}
 
@@ -4180,7 +4084,7 @@ static int __init omap_dispchw_probe(struct platform_device *pdev)
 
 	dispc.pdev = pdev;
 
-	r = dispc_init_features(dispc.pdev);
+	r = dispc_init_features(&dispc.pdev->dev);
 	if (r)
 		return r;
 
diff --git a/trunk/drivers/video/omap2/dss/display.c b/trunk/drivers/video/omap2/dss/display.c
index 6d33112c599c..ccf8550fafde 100644
--- a/trunk/drivers/video/omap2/dss/display.c
+++ b/trunk/drivers/video/omap2/dss/display.c
@@ -320,21 +320,86 @@ void omapdss_default_get_timings(struct omap_dss_device *dssdev,
 }
 EXPORT_SYMBOL(omapdss_default_get_timings);
 
-int dss_init_device(struct platform_device *pdev,
-		struct omap_dss_device *dssdev)
+/*
+ * Connect dssdev to a manager if the manager is free or if force is specified.
+ * Connect all overlays to that manager if they are free or if force is
+ * specified.
+ */
+static int dss_init_connections(struct omap_dss_device *dssdev, bool force)
 {
-	struct device_attribute *attr;
 	struct omap_dss_output *out;
+	struct omap_overlay_manager *mgr;
 	int i, r;
 
 	out = omapdss_get_output_from_dssdev(dssdev);
 
+	WARN_ON(dssdev->output);
+	WARN_ON(out->device);
+
 	r = omapdss_output_set_device(out, dssdev);
 	if (r) {
 		DSSERR("failed to connect output to new device\n");
 		return r;
 	}
 
+	mgr = omap_dss_get_overlay_manager(dssdev->channel);
+
+	if (mgr->output && !force)
+		return 0;
+
+	if (mgr->output)
+		mgr->unset_output(mgr);
+
+	r = mgr->set_output(mgr, out);
+	if (r) {
+		DSSERR("failed to connect manager to output of new device\n");
+
+		/* remove the output-device connection we just made */
+		omapdss_output_unset_device(out);
+		return r;
+	}
+
+	for (i = 0; i < omap_dss_get_num_overlays(); ++i) {
+		struct omap_overlay *ovl = omap_dss_get_overlay(i);
+
+		if (!ovl->manager || force) {
+			if (ovl->manager)
+				ovl->unset_manager(ovl);
+
+			r = ovl->set_manager(ovl, mgr);
+			if (r) {
+				DSSERR("failed to set initial overlay\n");
+				return r;
+			}
+		}
+	}
+
+	return 0;
+}
+
+static void dss_uninit_connections(struct omap_dss_device *dssdev)
+{
+	if (dssdev->output) {
+		struct omap_overlay_manager *mgr = dssdev->output->manager;
+
+		if (mgr)
+			mgr->unset_output(mgr);
+
+		omapdss_output_unset_device(dssdev->output);
+	}
+}
+
+int dss_init_device(struct platform_device *pdev,
+		struct omap_dss_device *dssdev)
+{
+	struct device_attribute *attr;
+	int i, r;
+	const char *def_disp_name = dss_get_default_display_name();
+	bool force;
+
+	force = def_disp_name && strcmp(def_disp_name, dssdev->name) == 0;
+	dss_init_connections(dssdev, force);
+
 	/* create device sysfs files */
 	i = 0;
 	while ((attr = display_sysfs_attrs[i++]) != NULL) {
@@ -345,7 +410,7 @@ int dss_init_device(struct platform_device *pdev,
 				device_remove_file(&dssdev->dev, attr);
 			}
 
-			omapdss_output_unset_device(dssdev->output);
+			dss_uninit_connections(dssdev);
 
 			DSSERR("failed to create sysfs file\n");
 			return r;
@@ -359,7 +424,7 @@ int dss_init_device(struct platform_device *pdev,
 		while ((attr = display_sysfs_attrs[i++]) != NULL)
 			device_remove_file(&dssdev->dev, attr);
 
-		omapdss_output_unset_device(dssdev->output);
+		dss_uninit_connections(dssdev);
 
 		DSSERR("failed to create sysfs display link\n");
 		return r;
@@ -379,12 +444,12 @@ void dss_uninit_device(struct platform_device *pdev,
 	while ((attr = display_sysfs_attrs[i++]) != NULL)
 		device_remove_file(&dssdev->dev, attr);
 
-	if (dssdev->output)
-		omapdss_output_unset_device(dssdev->output);
+	dss_uninit_connections(dssdev);
 }
 
 static int dss_suspend_device(struct device *dev, void *data)
 {
+	int r;
 	struct omap_dss_device *dssdev = to_dss_device(dev);
 
 	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
@@ -392,7 +457,15 @@ static int dss_suspend_device(struct device *dev, void *data)
 		return 0;
 	}
 
-	dssdev->driver->disable(dssdev);
+	if (!dssdev->driver->suspend) {
+		DSSERR("display '%s' doesn't implement suspend\n",
+				dssdev->name);
+		return -ENOSYS;
+	}
+
+	r = dssdev->driver->suspend(dssdev);
+	if (r)
+		return r;
 
 	dssdev->activate_after_resume = true;
 
@@ -419,8 +492,8 @@ static int dss_resume_device(struct device *dev, void *data)
 	int r;
 	struct omap_dss_device *dssdev = to_dss_device(dev);
 
-	if (dssdev->activate_after_resume) {
-		r = dssdev->driver->enable(dssdev);
+	if (dssdev->activate_after_resume && dssdev->driver->resume) {
+		r = dssdev->driver->resume(dssdev);
 		if (r)
 			return r;
 	}
diff --git a/trunk/drivers/video/omap2/dss/dpi.c b/trunk/drivers/video/omap2/dss/dpi.c
index 1e103b3135b9..56748cf8760e 100644
--- a/trunk/drivers/video/omap2/dss/dpi.c
+++ b/trunk/drivers/video/omap2/dss/dpi.c
@@ -49,37 +49,34 @@ static struct {
 	struct omap_dss_output output;
 } dpi;
 
-static struct platform_device *dpi_get_dsidev(enum omap_channel channel)
+static struct platform_device *dpi_get_dsidev(enum omap_dss_clk_source clk)
 {
-	switch (channel) {
-	case OMAP_DSS_CHANNEL_LCD:
-		return dsi_get_dsidev_from_id(0);
-	case OMAP_DSS_CHANNEL_LCD2:
-		return dsi_get_dsidev_from_id(1);
-	default:
-		return NULL;
-	}
+	int dsi_module;
+
+	dsi_module = clk == OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC ? 0 : 1;
+
+	return dsi_get_dsidev_from_id(dsi_module);
 }
 
-static enum omap_dss_clk_source dpi_get_alt_clk_src(enum omap_channel channel)
+static bool dpi_use_dsi_pll(struct omap_dss_device *dssdev)
 {
-	switch (channel) {
-	case OMAP_DSS_CHANNEL_LCD:
-		return OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC;
-	case OMAP_DSS_CHANNEL_LCD2:
-		return OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC;
-	default:
-		/* this shouldn't happen */
-		WARN_ON(1);
-		return OMAP_DSS_CLK_SRC_FCK;
-	}
+	if (dssdev->clocks.dispc.dispc_fclk_src ==
+			OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC ||
+			dssdev->clocks.dispc.dispc_fclk_src ==
+			OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC ||
+			dssdev->clocks.dispc.channel.lcd_clk_src ==
+			OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC ||
+			dssdev->clocks.dispc.channel.lcd_clk_src ==
+			OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC)
+		return true;
+	else
+		return false;
 }
 
 static int dpi_set_dsi_clk(struct omap_dss_device *dssdev,
 		unsigned long pck_req, unsigned long *fck, int *lck_div,
 		int *pck_div)
 {
-	struct omap_overlay_manager *mgr = dssdev->output->manager;
 	struct dsi_clock_info dsi_cinfo;
 	struct dispc_clock_info dispc_cinfo;
 	int r;
@@ -93,8 +90,7 @@ static int dpi_set_dsi_clk(struct omap_dss_device *dssdev,
 	if (r)
 		return r;
 
-	dss_select_lcd_clk_source(mgr->id,
-			dpi_get_alt_clk_src(mgr->id));
+	dss_select_dispc_clk_source(dssdev->clocks.dispc.dispc_fclk_src);
 
 	dpi.mgr_config.clock_info = dispc_cinfo;
 
@@ -139,7 +135,7 @@ static int dpi_set_mode(struct omap_dss_device *dssdev)
 	unsigned long pck;
 	int r = 0;
 
-	if (dpi.dsidev)
+	if (dpi_use_dsi_pll(dssdev))
 		r = dpi_set_dsi_clk(dssdev, t->pixel_clock * 1000, &fck,
 				&lck_div, &pck_div);
 	else
@@ -218,7 +214,7 @@ int omapdss_dpi_display_enable(struct omap_dss_device *dssdev)
 	if (r)
 		goto err_src_sel;
 
-	if (dpi.dsidev) {
+	if (dpi_use_dsi_pll(dssdev)) {
 		r = dsi_runtime_get(dpi.dsidev);
 		if (r)
 			goto err_get_dsi;
@@ -246,10 +242,10 @@ int omapdss_dpi_display_enable(struct omap_dss_device *dssdev)
 
 err_mgr_enable:
 err_set_mode:
-	if (dpi.dsidev)
+	if (dpi_use_dsi_pll(dssdev))
 		dsi_pll_uninit(dpi.dsidev, true);
 err_dsi_pll_init:
-	if (dpi.dsidev)
+	if (dpi_use_dsi_pll(dssdev))
 		dsi_runtime_put(dpi.dsidev);
 err_get_dsi:
 err_src_sel:
@@ -275,8 +271,8 @@ void omapdss_dpi_display_disable(struct omap_dss_device *dssdev)
 
 	dss_mgr_disable(mgr);
 
-	if (dpi.dsidev) {
-		dss_select_lcd_clk_source(mgr->id, OMAP_DSS_CLK_SRC_FCK);
+	if (dpi_use_dsi_pll(dssdev)) {
+		dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
 		dsi_pll_uninit(dpi.dsidev, true);
 		dsi_runtime_put(dpi.dsidev);
 	}
@@ -321,7 +317,7 @@ int dpi_check_timings(struct omap_dss_device *dssdev,
 	if (timings->pixel_clock == 0)
 		return -EINVAL;
 
-	if (dpi.dsidev) {
+	if (dpi_use_dsi_pll(dssdev)) {
 		struct dsi_clock_info dsi_cinfo;
 		r = dsi_pll_calc_clock_div_pck(dpi.dsidev,
 				timings->pixel_clock * 1000,
@@ -363,32 +359,8 @@ void omapdss_dpi_set_data_lines(struct omap_dss_device *dssdev, int data_lines)
 }
 EXPORT_SYMBOL(omapdss_dpi_set_data_lines);
 
-static int __init dpi_verify_dsi_pll(struct platform_device *dsidev)
-{
-	int r;
-
-	/* do initial setup with the PLL to see if it is operational */
-
-	r = dsi_runtime_get(dsidev);
-	if (r)
-		return r;
-
-	r = dsi_pll_init(dsidev, 0, 1);
-	if (r) {
-		dsi_runtime_put(dsidev);
-		return r;
-	}
-
-	dsi_pll_uninit(dsidev, true);
-	dsi_runtime_put(dsidev);
-
-	return 0;
-}
-
 static int __init dpi_init_display(struct omap_dss_device *dssdev)
 {
-	struct platform_device *dsidev;
-
 	DSSDBG("init_display\n");
 
 	if (dss_has_feature(FEAT_DPI_USES_VDDS_DSI) &&
@@ -405,30 +377,19 @@ static int __init dpi_init_display(struct omap_dss_device *dssdev)
 		dpi.vdds_dsi_reg = vdds_dsi;
 	}
 
-	/*
-	 * XXX We shouldn't need dssdev->channel for this. The dsi pll clock
-	 * source for DPI is SoC integration detail, not something that should
-	 * be configured in the dssdev
-	 */
-	dsidev = dpi_get_dsidev(dssdev->channel);
-
-	if (dpi_verify_dsi_pll(dsidev)) {
-		dsidev = NULL;
-		DSSWARN("DSI PLL not operational\n");
+	if (dpi_use_dsi_pll(dssdev)) {
+		enum omap_dss_clk_source dispc_fclk_src =
+			dssdev->clocks.dispc.dispc_fclk_src;
+		dpi.dsidev = dpi_get_dsidev(dispc_fclk_src);
 	}
 
-	if (dsidev)
-		DSSDBG("using DSI PLL for DPI clock\n");
-
-	dpi.dsidev = dsidev;
-
 	return 0;
 }
 
 static struct omap_dss_device * __init dpi_find_dssdev(struct platform_device *pdev)
 {
 	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
+	const char *def_disp_name = dss_get_default_display_name();
 	struct omap_dss_device *def_dssdev;
 	int i;
 
diff --git a/trunk/drivers/video/omap2/dss/dsi.c b/trunk/drivers/video/omap2/dss/dsi.c
index cf32dc7e70f2..d64ac3842884 100644
--- a/trunk/drivers/video/omap2/dss/dsi.c
+++ b/trunk/drivers/video/omap2/dss/dsi.c
@@ -45,6 +45,7 @@
 #include "dss.h"
 #include "dss_features.h"
 
+/*#define VERBOSE_IRQ*/
 #define DSI_CATCH_MISSING_TE
 
 struct dsi_reg { u16 idx; };
@@ -364,20 +365,11 @@ struct platform_device *dsi_get_dsidev_from_id(int module)
 	struct omap_dss_output *out;
 	enum omap_dss_output_id	id;
 
-	switch (module) {
-	case 0:
-		id = OMAP_DSS_OUTPUT_DSI1;
-		break;
-	case 1:
-		id = OMAP_DSS_OUTPUT_DSI2;
-		break;
-	default:
-		return NULL;
-	}
+	id = module == 0 ? OMAP_DSS_OUTPUT_DSI1 : OMAP_DSS_OUTPUT_DSI2;
 
 	out = omap_dss_get_output(id);
 
-	return out ? out->pdev : NULL;
+	return out->pdev;
 }
 
 static inline void dsi_write_reg(struct platform_device *dsidev,
@@ -534,38 +526,42 @@ static inline void dsi_perf_show(struct platform_device *dsidev,
 }
 #endif
 
-static int verbose_irq;
-
 static void print_irq_status(u32 status)
 {
 	if (status == 0)
 		return;
 
-	if (!verbose_irq && (status & ~DSI_IRQ_CHANNEL_MASK) == 0)
+#ifndef VERBOSE_IRQ
+	if ((status & ~DSI_IRQ_CHANNEL_MASK) == 0)
 		return;
+#endif
+	printk(KERN_DEBUG "DSI IRQ: 0x%x: ", status);
 
-#define PIS(x) (status & DSI_IRQ_##x) ? (#x " ") : ""
-
-	pr_debug("DSI IRQ: 0x%x: %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
-		status,
-		verbose_irq ? PIS(VC0) : "",
-		verbose_irq ? PIS(VC1) : "",
-		verbose_irq ? PIS(VC2) : "",
-		verbose_irq ? PIS(VC3) : "",
-		PIS(WAKEUP),
-		PIS(RESYNC),
-		PIS(PLL_LOCK),
-		PIS(PLL_UNLOCK),
-		PIS(PLL_RECALL),
-		PIS(COMPLEXIO_ERR),
-		PIS(HS_TX_TIMEOUT),
-		PIS(LP_RX_TIMEOUT),
-		PIS(TE_TRIGGER),
-		PIS(ACK_TRIGGER),
-		PIS(SYNC_LOST),
-		PIS(LDO_POWER_GOOD),
-		PIS(TA_TIMEOUT));
+#define PIS(x) \
+	if (status & DSI_IRQ_##x) \
+		printk(#x " ");
+#ifdef VERBOSE_IRQ
+	PIS(VC0);
+	PIS(VC1);
+	PIS(VC2);
+	PIS(VC3);
+#endif
+	PIS(WAKEUP);
+	PIS(RESYNC);
+	PIS(PLL_LOCK);
+	PIS(PLL_UNLOCK);
+	PIS(PLL_RECALL);
+	PIS(COMPLEXIO_ERR);
+	PIS(HS_TX_TIMEOUT);
+	PIS(LP_RX_TIMEOUT);
+	PIS(TE_TRIGGER);
+	PIS(ACK_TRIGGER);
+	PIS(SYNC_LOST);
+	PIS(LDO_POWER_GOOD);
+	PIS(TA_TIMEOUT);
 #undef PIS
+
+	printk("\n");
 }
 
 static void print_irq_status_vc(int channel, u32 status)
@@ -573,24 +569,28 @@ static void print_irq_status_vc(int channel, u32 status)
 	if (status == 0)
 		return;
 
-	if (!verbose_irq && (status & ~DSI_VC_IRQ_PACKET_SENT) == 0)
+#ifndef VERBOSE_IRQ
+	if ((status & ~DSI_VC_IRQ_PACKET_SENT) == 0)
 		return;
+#endif
+	printk(KERN_DEBUG "DSI VC(%d) IRQ 0x%x: ", channel, status);
 
-#define PIS(x) (status & DSI_VC_IRQ_##x) ? (#x " ") : ""
-
-	pr_debug("DSI VC(%d) IRQ 0x%x: %s%s%s%s%s%s%s%s%s\n",
-		channel,
-		status,
-		PIS(CS),
-		PIS(ECC_CORR),
-		PIS(ECC_NO_CORR),
-		verbose_irq ? PIS(PACKET_SENT) : "",
-		PIS(BTA),
-		PIS(FIFO_TX_OVF),
-		PIS(FIFO_RX_OVF),
-		PIS(FIFO_TX_UDF),
-		PIS(PP_BUSY_CHANGE));
+#define PIS(x) \
+	if (status & DSI_VC_IRQ_##x) \
+		printk(#x " ");
+	PIS(CS);
+	PIS(ECC_CORR);
+#ifdef VERBOSE_IRQ
+	PIS(PACKET_SENT);
+#endif
+	PIS(FIFO_TX_OVF);
+	PIS(FIFO_RX_OVF);
+	PIS(BTA);
+	PIS(ECC_NO_CORR);
+	PIS(FIFO_TX_UDF);
+	PIS(PP_BUSY_CHANGE);
 #undef PIS
+	printk("\n");
 }
 
 static void print_irq_status_cio(u32 status)
@@ -598,31 +598,34 @@ static void print_irq_status_cio(u32 status)
 	if (status == 0)
 		return;
 
-#define PIS(x) (status & DSI_CIO_IRQ_##x) ? (#x " ") : ""
-
-	pr_debug("DSI CIO IRQ 0x%x: %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
-		status,
-		PIS(ERRSYNCESC1),
-		PIS(ERRSYNCESC2),
-		PIS(ERRSYNCESC3),
-		PIS(ERRESC1),
-		PIS(ERRESC2),
-		PIS(ERRESC3),
-		PIS(ERRCONTROL1),
-		PIS(ERRCONTROL2),
-		PIS(ERRCONTROL3),
-		PIS(STATEULPS1),
-		PIS(STATEULPS2),
-		PIS(STATEULPS3),
-		PIS(ERRCONTENTIONLP0_1),
-		PIS(ERRCONTENTIONLP1_1),
-		PIS(ERRCONTENTIONLP0_2),
-		PIS(ERRCONTENTIONLP1_2),
-		PIS(ERRCONTENTIONLP0_3),
-		PIS(ERRCONTENTIONLP1_3),
-		PIS(ULPSACTIVENOT_ALL0),
-		PIS(ULPSACTIVENOT_ALL1));
+	printk(KERN_DEBUG "DSI CIO IRQ 0x%x: ", status);
+
+#define PIS(x) \
+	if (status & DSI_CIO_IRQ_##x) \
+		printk(#x " ");
+	PIS(ERRSYNCESC1);
+	PIS(ERRSYNCESC2);
+	PIS(ERRSYNCESC3);
+	PIS(ERRESC1);
+	PIS(ERRESC2);
+	PIS(ERRESC3);
+	PIS(ERRCONTROL1);
+	PIS(ERRCONTROL2);
+	PIS(ERRCONTROL3);
+	PIS(STATEULPS1);
+	PIS(STATEULPS2);
+	PIS(STATEULPS3);
+	PIS(ERRCONTENTIONLP0_1);
+	PIS(ERRCONTENTIONLP1_1);
+	PIS(ERRCONTENTIONLP0_2);
+	PIS(ERRCONTENTIONLP1_2);
+	PIS(ERRCONTENTIONLP0_3);
+	PIS(ERRCONTENTIONLP1_3);
+	PIS(ULPSACTIVENOT_ALL0);
+	PIS(ULPSACTIVENOT_ALL1);
 #undef PIS
+
+	printk("\n");
 }
 
 #ifdef CONFIG_OMAP2_DSS_COLLECT_IRQ_STATS
@@ -1104,16 +1107,28 @@ static inline void dsi_enable_pll_clock(struct platform_device *dsidev,
 	}
 }
 
+#ifdef DEBUG
 static void _dsi_print_reset_status(struct platform_device *dsidev)
 {
 	u32 l;
 	int b0, b1, b2;
 
+	if (!dss_debug)
+		return;
+
 	/* A dummy read using the SCP interface to any DSIPHY register is
 	 * required after DSIPHY reset to complete the reset of the DSI complex
 	 * I/O. */
 	l = dsi_read_reg(dsidev, DSI_DSIPHY_CFG5);
 
+	printk(KERN_DEBUG "DSI resets: ");
+
+	l = dsi_read_reg(dsidev, DSI_PLL_STATUS);
+	printk("PLL (%d) ", FLD_GET(l, 0, 0));
+
+	l = dsi_read_reg(dsidev, DSI_COMPLEXIO_CFG1);
+	printk("CIO (%d) ", FLD_GET(l, 29, 29));
+
 	if (dss_has_feature(FEAT_DSI_REVERSE_TXCLKESC)) {
 		b0 = 28;
 		b1 = 27;
@@ -1124,21 +1139,18 @@ static void _dsi_print_reset_status(struct platform_device *dsidev)
 		b2 = 26;
 	}
 
-#define DSI_FLD_GET(fld, start, end)\
-	FLD_GET(dsi_read_reg(dsidev, DSI_##fld), start, end)
-
-	pr_debug("DSI resets: PLL (%d) CIO (%d) PHY (%x%x%x, %d, %d, %d)\n",
-		DSI_FLD_GET(PLL_STATUS, 0, 0),
-		DSI_FLD_GET(COMPLEXIO_CFG1, 29, 29),
-		DSI_FLD_GET(DSIPHY_CFG5, b0, b0),
-		DSI_FLD_GET(DSIPHY_CFG5, b1, b1),
-		DSI_FLD_GET(DSIPHY_CFG5, b2, b2),
-		DSI_FLD_GET(DSIPHY_CFG5, 29, 29),
-		DSI_FLD_GET(DSIPHY_CFG5, 30, 30),
-		DSI_FLD_GET(DSIPHY_CFG5, 31, 31));
-
-#undef DSI_FLD_GET
+	l = dsi_read_reg(dsidev, DSI_DSIPHY_CFG5);
+	printk("PHY (%x%x%x, %d, %d, %d)\n",
+			FLD_GET(l, b0, b0),
+			FLD_GET(l, b1, b1),
+			FLD_GET(l, b2, b2),
+			FLD_GET(l, 29, 29),
+			FLD_GET(l, 30, 30),
+			FLD_GET(l, 31, 31));
 }
+#else
+#define _dsi_print_reset_status(x)
+#endif
 
 static inline int dsi_if_enable(struct platform_device *dsidev, bool enable)
 {
@@ -1386,11 +1398,6 @@ int dsi_pll_calc_clock_div_pck(struct platform_device *dsidev,
 				cur.dsi_pll_hsdiv_dispc_clk =
 					cur.clkin4ddr / cur.regm_dispc;
 
-				if (cur.regm_dispc > 1 &&
-						cur.regm_dispc % 2 != 0 &&
-						req_pck >= 1000000)
-					continue;
-
 				/* this will narrow down the search a bit,
 				 * but still give pixclocks below what was
 				 * requested */
@@ -1605,7 +1612,7 @@ int dsi_pll_set_clock_div(struct platform_device *dsidev,
 	u8 regn_start, regn_end, regm_start, regm_end;
 	u8 regm_dispc_start, regm_dispc_end, regm_dsi_start, regm_dsi_end;
 
-	DSSDBG("DSI PLL clock config starts");
+	DSSDBGF();
 
 	dsi->current_cinfo.clkin = cinfo->clkin;
 	dsi->current_cinfo.fint = cinfo->fint;
@@ -1741,21 +1748,11 @@ int dsi_pll_init(struct platform_device *dsidev, bool enable_hsclk,
 
 	DSSDBG("PLL init\n");
 
-	/*
-	 * It seems that on many OMAPs we need to enable both to have a
-	 * functional HSDivider.
-	 */
-	enable_hsclk = enable_hsdiv = true;
-
 	if (dsi->vdds_dsi_reg == NULL) {
 		struct regulator *vdds_dsi;
 
 		vdds_dsi = regulator_get(&dsi->pdev->dev, "vdds_dsi");
 
-		/* DT HACK: try VCXIO to make omapdss work for o4 sdp/panda */
-		if (IS_ERR(vdds_dsi))
-			vdds_dsi = regulator_get(&dsi->pdev->dev, "VCXIO");
-
 		if (IS_ERR(vdds_dsi)) {
 			DSSERR("can't get VDDS_DSI regulator\n");
 			return PTR_ERR(vdds_dsi);
@@ -2434,7 +2431,7 @@ static int dsi_cio_init(struct platform_device *dsidev)
 	int r;
 	u32 l;
 
-	DSSDBG("DSI CIO init starts");
+	DSSDBGF();
 
 	r = dss_dsi_enable_pads(dsi->module_id, dsi_get_lane_mask(dsidev));
 	if (r)
@@ -2785,7 +2782,7 @@ static void dsi_vc_initial_config(struct platform_device *dsidev, int channel)
 {
 	u32 r;
 
-	DSSDBG("Initial config of virtual channel %d", channel);
+	DSSDBGF("%d", channel);
 
 	r = dsi_read_reg(dsidev, DSI_VC_CTRL(channel));
 
@@ -2817,7 +2814,7 @@ static int dsi_vc_config_source(struct platform_device *dsidev, int channel,
 	if (dsi->vc[channel].source == source)
 		return 0;
 
-	DSSDBG("Source config of virtual channel %d", channel);
+	DSSDBGF("%d", channel);
 
 	dsi_sync_vc(dsidev, channel);
 
@@ -3575,7 +3572,7 @@ static int dsi_enter_ulps(struct platform_device *dsidev)
 	int r, i;
 	unsigned mask;
 
-	DSSDBG("Entering ULPS");
+	DSSDBGF();
 
 	WARN_ON(!dsi_bus_is_locked(dsidev));
 
@@ -4279,7 +4276,7 @@ int omapdss_dsi_set_clocks(struct omap_dss_device *dssdev,
 	unsigned long pck;
 	int r;
 
-	DSSDBG("Setting DSI clocks: ddr_clk %lu, lp_clk %lu", ddr_clk, lp_clk);
+	DSSDBGF("ddr_clk %lu, lp_clk %lu", ddr_clk, lp_clk);
 
 	mutex_lock(&dsi->lock);
 
@@ -4724,6 +4721,7 @@ static int dsi_display_init_dsi(struct omap_dss_device *dssdev)
 	if (r)
 		goto err1;
 
+	dss_select_dispc_clk_source(dssdev->clocks.dispc.dispc_fclk_src);
 	dss_select_dsi_clk_source(dsi->module_id, dssdev->clocks.dsi.dsi_fclk_src);
 	dss_select_lcd_clk_source(mgr->id,
 			dssdev->clocks.dispc.channel.lcd_clk_src);
@@ -4758,6 +4756,7 @@ static int dsi_display_init_dsi(struct omap_dss_device *dssdev)
 err3:
 	dsi_cio_uninit(dsidev);
 err2:
+	dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
 	dss_select_dsi_clk_source(dsi->module_id, OMAP_DSS_CLK_SRC_FCK);
 	dss_select_lcd_clk_source(mgr->id, OMAP_DSS_CLK_SRC_FCK);
 
@@ -4784,6 +4783,7 @@ static void dsi_display_uninit_dsi(struct omap_dss_device *dssdev,
 	dsi_vc_enable(dsidev, 2, 0);
 	dsi_vc_enable(dsidev, 3, 0);
 
+	dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
 	dss_select_dsi_clk_source(dsi->module_id, OMAP_DSS_CLK_SRC_FCK);
 	dss_select_lcd_clk_source(mgr->id, OMAP_DSS_CLK_SRC_FCK);
 	dsi_cio_uninit(dsidev);
@@ -4972,10 +4972,6 @@ static int __init dsi_init_display(struct omap_dss_device *dssdev)
 
 		vdds_dsi = regulator_get(&dsi->pdev->dev, "vdds_dsi");
 
-		/* DT HACK: try VCXIO to make omapdss work for o4 sdp/panda */
-		if (IS_ERR(vdds_dsi))
-			vdds_dsi = regulator_get(&dsi->pdev->dev, "VCXIO");
-
 		if (IS_ERR(vdds_dsi)) {
 			DSSERR("can't get VDDS_DSI regulator\n");
 			return PTR_ERR(vdds_dsi);
@@ -5116,7 +5112,7 @@ static struct omap_dss_device * __init dsi_find_dssdev(struct platform_device *p
 {
 	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
 	struct dsi_data *dsi = dsi_get_dsidrv_data(pdev);
-	const char *def_disp_name = omapdss_get_default_display_name();
+	const char *def_disp_name = dss_get_default_display_name();
 	struct omap_dss_device *def_dssdev;
 	int i;
 
diff --git a/trunk/drivers/video/omap2/dss/dss.c b/trunk/drivers/video/omap2/dss/dss.c
index df3d89a8c8a9..2ab1c3e96553 100644
--- a/trunk/drivers/video/omap2/dss/dss.c
+++ b/trunk/drivers/video/omap2/dss/dss.c
@@ -32,10 +32,11 @@
 #include <linux/platform_device.h>
 #include <linux/pm_runtime.h>
 #include <linux/gfp.h>
-#include <linux/sizes.h>
 
 #include <video/omapdss.h>
 
+#include <plat/cpu.h>
+
 #include "dss.h"
 #include "dss_features.h"
 
@@ -97,8 +98,6 @@ static const char * const dss_generic_clk_source_names[] = {
 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC]	= "DSI_PLL_HSDIV_DISPC",
 	[OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DSI]	= "DSI_PLL_HSDIV_DSI",
 	[OMAP_DSS_CLK_SRC_FCK]			= "DSS_FCK",
-	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DISPC]	= "DSI_PLL2_HSDIV_DISPC",
-	[OMAP_DSS_CLK_SRC_DSI2_PLL_HSDIV_DSI]	= "DSI_PLL2_HSDIV_DSI",
 };
 
 static inline void dss_write_reg(const struct dss_reg idx, u32 val)
@@ -304,7 +303,7 @@ static void dss_dump_regs(struct seq_file *s)
 #undef DUMPREG
 }
 
-static void dss_select_dispc_clk_source(enum omap_dss_clk_source clk_src)
+void dss_select_dispc_clk_source(enum omap_dss_clk_source clk_src)
 {
 	struct platform_device *dsidev;
 	int b;
@@ -375,10 +374,8 @@ void dss_select_lcd_clk_source(enum omap_channel channel,
 	struct platform_device *dsidev;
 	int b, ix, pos;
 
-	if (!dss_has_feature(FEAT_LCD_CLK_SRC)) {
-		dss_select_dispc_clk_source(clk_src);
+	if (!dss_has_feature(FEAT_LCD_CLK_SRC))
 		return;
-	}
 
 	switch (clk_src) {
 	case OMAP_DSS_CLK_SRC_FCK:
@@ -434,29 +431,6 @@ enum omap_dss_clk_source dss_get_lcd_clk_source(enum omap_channel channel)
 	}
 }
 
-/* calculate clock rates using dividers in cinfo */
-int dss_calc_clock_rates(struct dss_clock_info *cinfo)
-{
-	if (dss.dpll4_m4_ck) {
-		unsigned long prate;
-
-		if (cinfo->fck_div > dss.feat->fck_div_max ||
-				cinfo->fck_div == 0)
-			return -EINVAL;
-
-		prate = clk_get_rate(clk_get_parent(dss.dpll4_m4_ck));
-
-		cinfo->fck = prate / cinfo->fck_div *
-			dss.feat->dss_fck_multiplier;
-	} else {
-		if (cinfo->fck_div != 0)
-			return -EINVAL;
-		cinfo->fck = clk_get_rate(dss.dss_clk);
-	}
-
-	return 0;
-}
-
 int dss_set_clock_div(struct dss_clock_info *cinfo)
 {
 	if (dss.dpll4_m4_ck) {
@@ -487,36 +461,6 @@ unsigned long dss_get_dpll4_rate(void)
 		return 0;
 }
 
-static int dss_setup_default_clock(void)
-{
-	unsigned long max_dss_fck, prate;
-	unsigned fck_div;
-	struct dss_clock_info dss_cinfo = { 0 };
-	int r;
-
-	if (dss.dpll4_m4_ck == NULL)
-		return 0;
-
-	max_dss_fck = dss_feat_get_param_max(FEAT_PARAM_DSS_FCK);
-
-	prate = dss_get_dpll4_rate();
-
-	fck_div = DIV_ROUND_UP(prate * dss.feat->dss_fck_multiplier,
-			max_dss_fck);
-
-	dss_cinfo.fck_div = fck_div;
-
-	r = dss_calc_clock_rates(&dss_cinfo);
-	if (r)
-		return r;
-
-	r = dss_set_clock_div(&dss_cinfo);
-	if (r)
-		return r;
-
-	return 0;
-}
-
 int dss_calc_clock_div(unsigned long req_pck, struct dss_clock_info *dss_cinfo,
 		struct dispc_clock_info *dispc_cinfo)
 {
@@ -802,7 +746,7 @@ static void dss_runtime_put(void)
 }
 
 /* DEBUGFS */
-#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
+#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_OMAP2_DSS_DEBUG_SUPPORT)
 void dss_debug_dump_clocks(struct seq_file *s)
 {
 	dss_dump_clocks(s);
@@ -848,45 +792,29 @@ static const struct dss_features omap54xx_dss_feats __initconst = {
 	.dpi_select_source	=	&dss_dpi_select_source_omap5,
 };
 
-static int __init dss_init_features(struct platform_device *pdev)
+static int __init dss_init_features(struct device *dev)
 {
 	const struct dss_features *src;
 	struct dss_features *dst;
 
-	dst = devm_kzalloc(&pdev->dev, sizeof(*dst), GFP_KERNEL);
+	dst = devm_kzalloc(dev, sizeof(*dst), GFP_KERNEL);
 	if (!dst) {
-		dev_err(&pdev->dev, "Failed to allocate local DSS Features\n");
+		dev_err(dev, "Failed to allocate local DSS Features\n");
 		return -ENOMEM;
 	}
 
-	switch (omapdss_get_version()) {
-	case OMAPDSS_VER_OMAP24xx:
+	if (cpu_is_omap24xx())
 		src = &omap24xx_dss_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP34xx_ES1:
-	case OMAPDSS_VER_OMAP34xx_ES3:
-	case OMAPDSS_VER_AM35xx:
+	else if (cpu_is_omap34xx())
 		src = &omap34xx_dss_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP3630:
+	else if (cpu_is_omap3630())
 		src = &omap3630_dss_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP4430_ES1:
-	case OMAPDSS_VER_OMAP4430_ES2:
-	case OMAPDSS_VER_OMAP4:
+	else if (cpu_is_omap44xx())
 		src = &omap44xx_dss_feats;
-		break;
-
-	case OMAPDSS_VER_OMAP5:
+	else if (soc_is_omap54xx())
 		src = &omap54xx_dss_feats;
-		break;
-
-	default:
+	else
 		return -ENODEV;
-	}
 
 	memcpy(dst, src, sizeof(*dst));
 	dss.feat = dst;
@@ -903,7 +831,7 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
 
 	dss.pdev = pdev;
 
-	r = dss_init_features(dss.pdev);
+	r = dss_init_features(&dss.pdev->dev);
 	if (r)
 		return r;
 
@@ -924,10 +852,6 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
 	if (r)
 		return r;
 
-	r = dss_setup_default_clock();
-	if (r)
-		goto err_setup_clocks;
-
 	pm_runtime_enable(&pdev->dev);
 
 	r = dss_runtime_get();
@@ -937,8 +861,6 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
 	/* Select DPLL */
 	REG_FLD_MOD(DSS_CONTROL, 0, 0, 0);
 
-	dss_select_dispc_clk_source(OMAP_DSS_CLK_SRC_FCK);
-
 #ifdef CONFIG_OMAP2_DSS_VENC
 	REG_FLD_MOD(DSS_CONTROL, 1, 4, 4);	/* venc dac demen */
 	REG_FLD_MOD(DSS_CONTROL, 1, 3, 3);	/* venc clock 4x enable */
@@ -962,7 +884,6 @@ static int __init omap_dsshw_probe(struct platform_device *pdev)
 
 err_runtime_get:
 	pm_runtime_disable(&pdev->dev);
-err_setup_clocks:
 	dss_put_clocks();
 	return r;
 }
diff --git a/trunk/drivers/video/omap2/dss/dss.h b/trunk/drivers/video/omap2/dss/dss.h
index 84a7f6a2bfc4..6728892f9dad 100644
--- a/trunk/drivers/video/omap2/dss/dss.h
+++ b/trunk/drivers/video/omap2/dss/dss.h
@@ -23,18 +23,44 @@
 #ifndef __OMAP2_DSS_H
 #define __OMAP2_DSS_H
 
-#ifdef pr_fmt
-#undef pr_fmt
+#ifdef CONFIG_OMAP2_DSS_DEBUG_SUPPORT
+#define DEBUG
 #endif
 
+#ifdef DEBUG
+extern bool dss_debug;
 #ifdef DSS_SUBSYS_NAME
-#define pr_fmt(fmt) DSS_SUBSYS_NAME ": " fmt
+#define DSSDBG(format, ...) \
+	if (dss_debug) \
+		printk(KERN_DEBUG "omapdss " DSS_SUBSYS_NAME ": " format, \
+		## __VA_ARGS__)
 #else
-#define pr_fmt(fmt) fmt
+#define DSSDBG(format, ...) \
+	if (dss_debug) \
+		printk(KERN_DEBUG "omapdss: " format, ## __VA_ARGS__)
+#endif
+
+#ifdef DSS_SUBSYS_NAME
+#define DSSDBGF(format, ...) \
+	if (dss_debug) \
+		printk(KERN_DEBUG "omapdss " DSS_SUBSYS_NAME \
+				": %s(" format ")\n", \
+				__func__, \
+				## __VA_ARGS__)
+#else
+#define DSSDBGF(format, ...) \
+	if (dss_debug) \
+		printk(KERN_DEBUG "omapdss: " \
+				": %s(" format ")\n", \
+				__func__, \
+				## __VA_ARGS__)
+#endif
+
+#else /* DEBUG */
+#define DSSDBG(format, ...)
+#define DSSDBGF(format, ...)
 #endif
 
-#define DSSDBG(format, ...) \
-	pr_debug(format, ## __VA_ARGS__)
 
 #ifdef DSS_SUBSYS_NAME
 #define DSSERR(format, ...) \
@@ -160,6 +186,7 @@ struct seq_file;
 struct platform_device;
 
 /* core */
+const char *dss_get_default_display_name(void);
 struct bus_type *dss_get_bus(void);
 struct regulator *dss_get_vdds_dsi(void);
 struct regulator *dss_get_vdds_sdi(void);
@@ -190,6 +217,9 @@ int dss_mgr_set_info(struct omap_overlay_manager *mgr,
 		struct omap_overlay_manager_info *info);
 void dss_mgr_get_info(struct omap_overlay_manager *mgr,
 		struct omap_overlay_manager_info *info);
+int dss_mgr_set_device(struct omap_overlay_manager *mgr,
+		struct omap_dss_device *dssdev);
+int dss_mgr_unset_device(struct omap_overlay_manager *mgr);
 int dss_mgr_set_output(struct omap_overlay_manager *mgr,
 		struct omap_dss_output *output);
 int dss_mgr_unset_output(struct omap_overlay_manager *mgr);
@@ -275,7 +305,7 @@ enum dss_hdmi_venc_clk_source_select dss_get_hdmi_venc_clk_source(void);
 const char *dss_get_generic_clk_source_name(enum omap_dss_clk_source clk_src);
 void dss_dump_clocks(struct seq_file *s);
 
-#if defined(CONFIG_OMAP2_DSS_DEBUGFS)
+#if defined(CONFIG_DEBUG_FS) && defined(CONFIG_OMAP2_DSS_DEBUG_SUPPORT)
 void dss_debug_dump_clocks(struct seq_file *s);
 #endif
 
@@ -283,6 +313,7 @@ void dss_sdi_init(int datapairs);
 int dss_sdi_enable(void);
 void dss_sdi_disable(void);
 
+void dss_select_dispc_clk_source(enum omap_dss_clk_source clk_src);
 void dss_select_dsi_clk_source(int dsi_module,
 		enum omap_dss_clk_source clk_src);
 void dss_select_lcd_clk_source(enum omap_channel channel,
@@ -295,7 +326,6 @@ void dss_set_venc_output(enum omap_dss_venc_type type);
 void dss_set_dac_pwrdn_bgz(bool enable);
 
 unsigned long dss_get_dpll4_rate(void);
-int dss_calc_clock_rates(struct dss_clock_info *cinfo);
 int dss_set_clock_div(struct dss_clock_info *cinfo);
 int dss_calc_clock_div(unsigned long req_pck, struct dss_clock_info *dss_cinfo,
 		struct dispc_clock_info *dispc_cinfo);
@@ -397,10 +427,7 @@ void dpi_uninit_platform_driver(void) __exit;
 int dispc_init_platform_driver(void) __init;
 void dispc_uninit_platform_driver(void) __exit;
 void dispc_dump_clocks(struct seq_file *s);
-u32 dispc_read_irqstatus(void);
-void dispc_clear_irqstatus(u32 mask);
-u32 dispc_read_irqenable(void);
-void dispc_write_irqenable(u32 mask);
+void dispc_irq_handler(void);
 
 int dispc_runtime_get(void);
 void dispc_runtime_put(void);
@@ -408,6 +435,7 @@ void dispc_runtime_put(void);
 void dispc_enable_sidle(void);
 void dispc_disable_sidle(void);
 
+void dispc_lcd_enable_signal_polarity(bool act_high);
 void dispc_lcd_enable_signal(bool enable);
 void dispc_pck_free_enable(bool enable);
 void dispc_enable_fifomerge(bool enable);
@@ -431,33 +459,32 @@ int dispc_ovl_setup(enum omap_plane plane, const struct omap_overlay_info *oi,
 		bool replication, const struct omap_video_timings *mgr_timings,
 		bool mem_to_mem);
 int dispc_ovl_enable(enum omap_plane plane, bool enable);
-bool dispc_ovl_enabled(enum omap_plane plane);
 void dispc_ovl_set_channel_out(enum omap_plane plane,
 		enum omap_channel channel);
 
+void dispc_mgr_enable_fifohandcheck(enum omap_channel channel, bool enable);
 u32 dispc_mgr_get_vsync_irq(enum omap_channel channel);
 u32 dispc_mgr_get_framedone_irq(enum omap_channel channel);
-u32 dispc_mgr_get_sync_lost_irq(enum omap_channel channel);
 bool dispc_mgr_go_busy(enum omap_channel channel);
 void dispc_mgr_go(enum omap_channel channel);
-void dispc_mgr_enable(enum omap_channel channel, bool enable);
 bool dispc_mgr_is_enabled(enum omap_channel channel);
-void dispc_mgr_enable_sync(enum omap_channel channel);
-void dispc_mgr_disable_sync(enum omap_channel channel);
+void dispc_mgr_enable(enum omap_channel channel, bool enable);
 bool dispc_mgr_is_channel_enabled(enum omap_channel channel);
-void dispc_mgr_set_lcd_config(enum omap_channel channel,
-		const struct dss_lcd_mgr_config *config);
+void dispc_mgr_set_io_pad_mode(enum dss_io_pad_mode mode);
+void dispc_mgr_enable_stallmode(enum omap_channel channel, bool enable);
+void dispc_mgr_set_tft_data_lines(enum omap_channel channel, u8 data_lines);
+void dispc_mgr_set_lcd_type_tft(enum omap_channel channel);
 void dispc_mgr_set_timings(enum omap_channel channel,
-		const struct omap_video_timings *timings);
+		struct omap_video_timings *timings);
 unsigned long dispc_mgr_lclk_rate(enum omap_channel channel);
 unsigned long dispc_mgr_pclk_rate(enum omap_channel channel);
 unsigned long dispc_core_clk_rate(void);
 void dispc_mgr_set_clock_div(enum omap_channel channel,
-		const struct dispc_clock_info *cinfo);
+		struct dispc_clock_info *cinfo);
 int dispc_mgr_get_clock_div(enum omap_channel channel,
 		struct dispc_clock_info *cinfo);
 void dispc_mgr_setup(enum omap_channel channel,
-		const struct omap_overlay_manager_info *info);
+		struct omap_overlay_manager_info *info);
 
 u32 dispc_wb_get_framedone_irq(void);
 bool dispc_wb_go_busy(void);
@@ -509,8 +536,6 @@ static inline unsigned long hdmi_get_pixel_clock(void)
 #endif
 int omapdss_hdmi_display_enable(struct omap_dss_device *dssdev);
 void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev);
-int omapdss_hdmi_core_enable(struct omap_dss_device *dssdev);
-void omapdss_hdmi_core_disable(struct omap_dss_device *dssdev);
 void omapdss_hdmi_display_set_timing(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings);
 int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,
diff --git a/trunk/drivers/video/omap2/dss/dss_features.c b/trunk/drivers/video/omap2/dss/dss_features.c
index 8dcecbca46a5..acbc1e1efba3 100644
--- a/trunk/drivers/video/omap2/dss/dss_features.c
+++ b/trunk/drivers/video/omap2/dss/dss_features.c
@@ -23,6 +23,7 @@
 #include <linux/slab.h>
 
 #include <video/omapdss.h>
+#include <plat/cpu.h>
 
 #include "dss.h"
 #include "dss_features.h"
@@ -820,25 +821,14 @@ static const struct ti_hdmi_ip_ops omap4_hdmi_functions = {
 	.audio_start		=       ti_hdmi_4xxx_audio_start,
 	.audio_stop		=       ti_hdmi_4xxx_audio_stop,
 	.audio_config		=	ti_hdmi_4xxx_audio_config,
-	.audio_get_dma_port	=	ti_hdmi_4xxx_audio_get_dma_port,
 #endif
 
 };
 
-void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data,
-		enum omapdss_version version)
+void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data)
 {
-	switch (version) {
-	case OMAPDSS_VER_OMAP4430_ES1:
-	case OMAPDSS_VER_OMAP4430_ES2:
-	case OMAPDSS_VER_OMAP4:
+	if (cpu_is_omap44xx())
 		ip_data->ops = &omap4_hdmi_functions;
-		break;
-	default:
-		ip_data->ops = NULL;
-	}
-
-	WARN_ON(ip_data->ops == NULL);
 }
 #endif
 
@@ -939,44 +929,29 @@ bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type)
 	return omap_current_dss_features->supported_rotation_types & rot_type;
 }
 
-void dss_features_init(enum omapdss_version version)
+void dss_features_init(void)
 {
-	switch (version) {
-	case OMAPDSS_VER_OMAP24xx:
+	if (cpu_is_omap24xx())
 		omap_current_dss_features = &omap2_dss_features;
-		break;
-
-	case OMAPDSS_VER_OMAP34xx_ES1:
-	case OMAPDSS_VER_OMAP34xx_ES3:
-		omap_current_dss_features = &omap3430_dss_features;
-		break;
-
-	case OMAPDSS_VER_OMAP3630:
+	else if (cpu_is_omap3630())
 		omap_current_dss_features = &omap3630_dss_features;
-		break;
-
-	case OMAPDSS_VER_OMAP4430_ES1:
+	else if (cpu_is_omap34xx()) {
+		if (soc_is_am35xx()) {
+			omap_current_dss_features = &am35xx_dss_features;
+		} else {
+			omap_current_dss_features = &omap3430_dss_features;
+		}
+	}
+	else if (omap_rev() == OMAP4430_REV_ES1_0)
 		omap_current_dss_features = &omap4430_es1_0_dss_features;
-		break;
-
-	case OMAPDSS_VER_OMAP4430_ES2:
+	else if (omap_rev() == OMAP4430_REV_ES2_0 ||
+		omap_rev() == OMAP4430_REV_ES2_1 ||
+		omap_rev() == OMAP4430_REV_ES2_2)
 		omap_current_dss_features = &omap4430_es2_0_1_2_dss_features;
-		break;
-
-	case OMAPDSS_VER_OMAP4:
+	else if (cpu_is_omap44xx())
 		omap_current_dss_features = &omap4_dss_features;
-		break;
-
-	case OMAPDSS_VER_OMAP5:
+	else if (soc_is_omap54xx())
 		omap_current_dss_features = &omap5_dss_features;
-		break;
-
-	case OMAPDSS_VER_AM35xx:
-		omap_current_dss_features = &am35xx_dss_features;
-		break;
-
-	default:
+	else
 		DSSWARN("Unsupported OMAP version");
-		break;
-	}
 }
diff --git a/trunk/drivers/video/omap2/dss/dss_features.h b/trunk/drivers/video/omap2/dss/dss_features.h
index fc492ef72a51..9218113b5e88 100644
--- a/trunk/drivers/video/omap2/dss/dss_features.h
+++ b/trunk/drivers/video/omap2/dss/dss_features.h
@@ -123,9 +123,8 @@ bool dss_feat_rotation_type_supported(enum omap_dss_rotation_type rot_type);
 
 bool dss_has_feature(enum dss_feat_id id);
 void dss_feat_get_reg_field(enum dss_feat_reg_field id, u8 *start, u8 *end);
-void dss_features_init(enum omapdss_version version);
+void dss_features_init(void);
 #if defined(CONFIG_OMAP4_DSS_HDMI)
-void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data,
-		enum omapdss_version version);
+void dss_init_hdmi_ip_ops(struct hdmi_ip_data *ip_data);
 #endif
 #endif
diff --git a/trunk/drivers/video/omap2/dss/hdmi.c b/trunk/drivers/video/omap2/dss/hdmi.c
index 24a2eefb7e8c..a48a7dd75b33 100644
--- a/trunk/drivers/video/omap2/dss/hdmi.c
+++ b/trunk/drivers/video/omap2/dss/hdmi.c
@@ -60,7 +60,6 @@
 static struct {
 	struct mutex lock;
 	struct platform_device *pdev;
-
 	struct hdmi_ip_data ip_data;
 
 	struct clk *sys_clk;
@@ -296,12 +295,6 @@ static const struct hdmi_config vesa_timings[] = {
 			false, },
 		{ 0x55, HDMI_DVI },
 	},
-	{
-		{ 1920, 1200, 154000, 32, 48, 80, 6, 3, 26,
-			OMAPDSS_SIG_ACTIVE_LOW, OMAPDSS_SIG_ACTIVE_HIGH,
-			false, },
-		{ 0x44, HDMI_DVI },
-	},
 };
 
 static int hdmi_runtime_get(void)
@@ -340,17 +333,13 @@ static int __init hdmi_init_display(struct omap_dss_device *dssdev)
 
 	DSSDBG("init_display\n");
 
-	dss_init_hdmi_ip_ops(&hdmi.ip_data, omapdss_get_version());
+	dss_init_hdmi_ip_ops(&hdmi.ip_data);
 
 	if (hdmi.vdda_hdmi_dac_reg == NULL) {
 		struct regulator *reg;
 
 		reg = devm_regulator_get(&hdmi.pdev->dev, "vdda_hdmi_dac");
 
-		/* DT HACK: try VDAC to make omapdss work for o4 sdp/panda */
-		if (IS_ERR(reg))
-			reg = devm_regulator_get(&hdmi.pdev->dev, "VDAC");
-
 		if (IS_ERR(reg)) {
 			DSSERR("can't get VDDA_HDMI_DAC regulator\n");
 			return PTR_ERR(reg);
@@ -366,7 +355,7 @@ static int __init hdmi_init_display(struct omap_dss_device *dssdev)
 	return 0;
 }
 
-static void hdmi_uninit_display(struct omap_dss_device *dssdev)
+static void __exit hdmi_uninit_display(struct omap_dss_device *dssdev)
 {
 	DSSDBG("uninit_display\n");
 
@@ -409,8 +398,7 @@ static bool hdmi_timings_compare(struct omap_video_timings *timing1,
 {
 	int timing1_vsync, timing1_hsync, timing2_vsync, timing2_hsync;
 
-	if ((DIV_ROUND_CLOSEST(timing2->pixel_clock, 1000) ==
-			DIV_ROUND_CLOSEST(timing1->pixel_clock, 1000)) &&
+	if ((timing2->pixel_clock == timing1->pixel_clock) &&
 		(timing2->x_res == timing1->x_res) &&
 		(timing2->y_res == timing1->y_res)) {
 
@@ -512,9 +500,12 @@ static void hdmi_compute_pll(struct omap_dss_device *dssdev, int phy,
 	DSSDBG("range = %d sd = %d\n", pi->dcofreq, pi->regsd);
 }
 
-static int hdmi_power_on_core(struct omap_dss_device *dssdev)
+static int hdmi_power_on(struct omap_dss_device *dssdev)
 {
 	int r;
+	struct omap_video_timings *p;
+	struct omap_overlay_manager *mgr = dssdev->output->manager;
+	unsigned long phy;
 
 	gpio_set_value(hdmi.ct_cp_hpd_gpio, 1);
 	gpio_set_value(hdmi.ls_oe_gpio, 1);
@@ -530,38 +521,6 @@ static int hdmi_power_on_core(struct omap_dss_device *dssdev)
 	if (r)
 		goto err_runtime_get;
 
-	/* Make selection of HDMI in DSS */
-	dss_select_hdmi_venc_clk_source(DSS_HDMI_M_PCLK);
-
-	return 0;
-
-err_runtime_get:
-	regulator_disable(hdmi.vdda_hdmi_dac_reg);
-err_vdac_enable:
-	gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
-	gpio_set_value(hdmi.ls_oe_gpio, 0);
-	return r;
-}
-
-static void hdmi_power_off_core(struct omap_dss_device *dssdev)
-{
-	hdmi_runtime_put();
-	regulator_disable(hdmi.vdda_hdmi_dac_reg);
-	gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
-	gpio_set_value(hdmi.ls_oe_gpio, 0);
-}
-
-static int hdmi_power_on_full(struct omap_dss_device *dssdev)
-{
-	int r;
-	struct omap_video_timings *p;
-	struct omap_overlay_manager *mgr = dssdev->output->manager;
-	unsigned long phy;
-
-	r = hdmi_power_on_core(dssdev);
-	if (r)
-		return r;
-
 	dss_mgr_disable(mgr);
 
 	p = &hdmi.ip_data.cfg.timings;
@@ -589,6 +548,17 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev)
 
 	hdmi.ip_data.ops->video_configure(&hdmi.ip_data);
 
+	/* Make selection of HDMI in DSS */
+	dss_select_hdmi_venc_clk_source(DSS_HDMI_M_PCLK);
+
+	/* Select the dispc clock source as PRCM clock, to ensure that it is not
+	 * DSI PLL source as the clock selected by DSI PLL might not be
+	 * sufficient for the resolution selected / that can be changed
+	 * dynamically by user. This can be moved to single location , say
+	 * Boardfile.
+	 */
+	dss_select_dispc_clk_source(dssdev->clocks.dispc.dispc_fclk_src);
+
 	/* bypass TV gamma table */
 	dispc_enable_gamma_table(0);
 
@@ -612,11 +582,16 @@ static int hdmi_power_on_full(struct omap_dss_device *dssdev)
 err_phy_enable:
 	hdmi.ip_data.ops->pll_disable(&hdmi.ip_data);
 err_pll_enable:
-	hdmi_power_off_core(dssdev);
+	hdmi_runtime_put();
+err_runtime_get:
+	regulator_disable(hdmi.vdda_hdmi_dac_reg);
+err_vdac_enable:
+	gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
+	gpio_set_value(hdmi.ls_oe_gpio, 0);
 	return -EIO;
 }
 
-static void hdmi_power_off_full(struct omap_dss_device *dssdev)
+static void hdmi_power_off(struct omap_dss_device *dssdev)
 {
 	struct omap_overlay_manager *mgr = dssdev->output->manager;
 
@@ -625,8 +600,12 @@ static void hdmi_power_off_full(struct omap_dss_device *dssdev)
 	hdmi.ip_data.ops->video_disable(&hdmi.ip_data);
 	hdmi.ip_data.ops->phy_disable(&hdmi.ip_data);
 	hdmi.ip_data.ops->pll_disable(&hdmi.ip_data);
+	hdmi_runtime_put();
 
-	hdmi_power_off_core(dssdev);
+	regulator_disable(hdmi.vdda_hdmi_dac_reg);
+
+	gpio_set_value(hdmi.ct_cp_hpd_gpio, 0);
+	gpio_set_value(hdmi.ls_oe_gpio, 0);
 }
 
 int omapdss_hdmi_display_check_timing(struct omap_dss_device *dssdev,
@@ -665,10 +644,8 @@ static void hdmi_dump_regs(struct seq_file *s)
 {
 	mutex_lock(&hdmi.lock);
 
-	if (hdmi_runtime_get()) {
-		mutex_unlock(&hdmi.lock);
+	if (hdmi_runtime_get())
 		return;
-	}
 
 	hdmi.ip_data.ops->dump_wrapper(&hdmi.ip_data, s);
 	hdmi.ip_data.ops->dump_pll(&hdmi.ip_data, s);
@@ -736,7 +713,7 @@ int omapdss_hdmi_display_enable(struct omap_dss_device *dssdev)
 		goto err0;
 	}
 
-	r = hdmi_power_on_full(dssdev);
+	r = hdmi_power_on(dssdev);
 	if (r) {
 		DSSERR("failed to power on device\n");
 		goto err1;
@@ -758,48 +735,13 @@ void omapdss_hdmi_display_disable(struct omap_dss_device *dssdev)
 
 	mutex_lock(&hdmi.lock);
 
-	hdmi_power_off_full(dssdev);
+	hdmi_power_off(dssdev);
 
 	omap_dss_stop_device(dssdev);
 
 	mutex_unlock(&hdmi.lock);
 }
 
-int omapdss_hdmi_core_enable(struct omap_dss_device *dssdev)
-{
-	int r = 0;
-
-	DSSDBG("ENTER omapdss_hdmi_core_enable\n");
-
-	mutex_lock(&hdmi.lock);
-
-	hdmi.ip_data.hpd_gpio = hdmi.hpd_gpio;
-
-	r = hdmi_power_on_core(dssdev);
-	if (r) {
-		DSSERR("failed to power on device\n");
-		goto err0;
-	}
-
-	mutex_unlock(&hdmi.lock);
-	return 0;
-
-err0:
-	mutex_unlock(&hdmi.lock);
-	return r;
-}
-
-void omapdss_hdmi_core_disable(struct omap_dss_device *dssdev)
-{
-	DSSDBG("Enter omapdss_hdmi_core_disable\n");
-
-	mutex_lock(&hdmi.lock);
-
-	hdmi_power_off_core(dssdev);
-
-	mutex_unlock(&hdmi.lock);
-}
-
 static int hdmi_get_clocks(struct platform_device *pdev)
 {
 	struct clk *clk;
@@ -968,7 +910,7 @@ int hdmi_audio_config(struct omap_dss_audio *audio)
 static struct omap_dss_device * __init hdmi_find_dssdev(struct platform_device *pdev)
 {
 	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
+	const char *def_disp_name = dss_get_default_display_name();
 	struct omap_dss_device *def_dssdev;
 	int i;
 
@@ -1029,7 +971,6 @@ static void __init hdmi_probe_pdata(struct platform_device *pdev)
 	r = dss_add_device(dssdev);
 	if (r) {
 		DSSERR("device %s register failed: %d\n", dssdev->name, r);
-		hdmi_uninit_display(dssdev);
 		dss_put_device(dssdev);
 		return;
 	}
@@ -1056,22 +997,22 @@ static void __exit hdmi_uninit_output(struct platform_device *pdev)
 /* HDMI HW IP initialisation */
 static int __init omapdss_hdmihw_probe(struct platform_device *pdev)
 {
-	struct resource *res;
+	struct resource *hdmi_mem;
 	int r;
 
 	hdmi.pdev = pdev;
 
 	mutex_init(&hdmi.lock);
-	mutex_init(&hdmi.ip_data.lock);
 
-	res = platform_get_resource(hdmi.pdev, IORESOURCE_MEM, 0);
-	if (!res) {
+	hdmi_mem = platform_get_resource(hdmi.pdev, IORESOURCE_MEM, 0);
+	if (!hdmi_mem) {
 		DSSERR("can't get IORESOURCE_MEM HDMI\n");
 		return -EINVAL;
 	}
 
 	/* Base address taken from platform */
-	hdmi.ip_data.base_wp = devm_request_and_ioremap(&pdev->dev, res);
+	hdmi.ip_data.base_wp = ioremap(hdmi_mem->start,
+						resource_size(hdmi_mem));
 	if (!hdmi.ip_data.base_wp) {
 		DSSERR("can't ioremap WP\n");
 		return -ENOMEM;
@@ -1079,7 +1020,7 @@ static int __init omapdss_hdmihw_probe(struct platform_device *pdev)
 
 	r = hdmi_get_clocks(pdev);
 	if (r) {
-		DSSERR("can't get clocks\n");
+		iounmap(hdmi.ip_data.base_wp);
 		return r;
 	}
 
@@ -1090,11 +1031,9 @@ static int __init omapdss_hdmihw_probe(struct platform_device *pdev)
 	hdmi.ip_data.pll_offset = HDMI_PLLCTRL;
 	hdmi.ip_data.phy_offset = HDMI_PHY;
 
-	r = hdmi_panel_init();
-	if (r) {
-		DSSERR("can't init panel\n");
-		goto err_panel_init;
-	}
+	mutex_init(&hdmi.ip_data.lock);
+
+	hdmi_panel_init();
 
 	dss_debugfs_create_file("hdmi", hdmi_dump_regs);
 
@@ -1103,10 +1042,6 @@ static int __init omapdss_hdmihw_probe(struct platform_device *pdev)
 	hdmi_probe_pdata(pdev);
 
 	return 0;
-
-err_panel_init:
-	hdmi_put_clocks();
-	return r;
 }
 
 static int __exit hdmi_remove_child(struct device *dev, void *data)
@@ -1130,6 +1065,8 @@ static int __exit omapdss_hdmihw_remove(struct platform_device *pdev)
 
 	hdmi_put_clocks();
 
+	iounmap(hdmi.ip_data.base_wp);
+
 	return 0;
 }
 
diff --git a/trunk/drivers/video/omap2/dss/hdmi_panel.c b/trunk/drivers/video/omap2/dss/hdmi_panel.c
index dfb8eda81b61..69fb115bab32 100644
--- a/trunk/drivers/video/omap2/dss/hdmi_panel.c
+++ b/trunk/drivers/video/omap2/dss/hdmi_panel.c
@@ -280,6 +280,58 @@ static void hdmi_panel_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&hdmi.lock);
 }
 
+static int hdmi_panel_suspend(struct omap_dss_device *dssdev)
+{
+	int r = 0;
+
+	mutex_lock(&hdmi.lock);
+
+	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
+		r = -EINVAL;
+		goto err;
+	}
+
+	/*
+	 * TODO: notify audio users that the display was suspended. For now,
+	 * disable audio locally to not break our audio state machine.
+	 */
+	hdmi_panel_audio_disable(dssdev);
+
+	dssdev->state = OMAP_DSS_DISPLAY_SUSPENDED;
+	omapdss_hdmi_display_disable(dssdev);
+
+err:
+	mutex_unlock(&hdmi.lock);
+
+	return r;
+}
+
+static int hdmi_panel_resume(struct omap_dss_device *dssdev)
+{
+	int r = 0;
+
+	mutex_lock(&hdmi.lock);
+
+	if (dssdev->state != OMAP_DSS_DISPLAY_SUSPENDED) {
+		r = -EINVAL;
+		goto err;
+	}
+
+	r = omapdss_hdmi_display_enable(dssdev);
+	if (r) {
+		DSSERR("failed to power on\n");
+		goto err;
+	}
+	/* TODO: notify audio users that the panel resumed. */
+
+	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+
+err:
+	mutex_unlock(&hdmi.lock);
+
+	return r;
+}
+
 static void hdmi_get_timings(struct omap_dss_device *dssdev,
 			struct omap_video_timings *timings)
 {
@@ -327,22 +379,20 @@ static int hdmi_check_timings(struct omap_dss_device *dssdev,
 static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len)
 {
 	int r;
-	bool need_enable;
 
 	mutex_lock(&hdmi.lock);
 
-	need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED;
-
-	if (need_enable) {
-		r = omapdss_hdmi_core_enable(dssdev);
+	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
+		r = omapdss_hdmi_display_enable(dssdev);
 		if (r)
 			goto err;
 	}
 
 	r = omapdss_hdmi_read_edid(buf, len);
 
-	if (need_enable)
-		omapdss_hdmi_core_disable(dssdev);
+	if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED ||
+			dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED)
+		omapdss_hdmi_display_disable(dssdev);
 err:
 	mutex_unlock(&hdmi.lock);
 
@@ -352,22 +402,20 @@ static int hdmi_read_edid(struct omap_dss_device *dssdev, u8 *buf, int len)
 static bool hdmi_detect(struct omap_dss_device *dssdev)
 {
 	int r;
-	bool need_enable;
 
 	mutex_lock(&hdmi.lock);
 
-	need_enable = dssdev->state == OMAP_DSS_DISPLAY_DISABLED;
-
-	if (need_enable) {
-		r = omapdss_hdmi_core_enable(dssdev);
+	if (dssdev->state != OMAP_DSS_DISPLAY_ACTIVE) {
+		r = omapdss_hdmi_display_enable(dssdev);
 		if (r)
 			goto err;
 	}
 
 	r = omapdss_hdmi_detect();
 
-	if (need_enable)
-		omapdss_hdmi_core_disable(dssdev);
+	if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED ||
+			dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED)
+		omapdss_hdmi_display_disable(dssdev);
 err:
 	mutex_unlock(&hdmi.lock);
 
@@ -379,6 +427,8 @@ static struct omap_dss_driver hdmi_driver = {
 	.remove		= hdmi_panel_remove,
 	.enable		= hdmi_panel_enable,
 	.disable	= hdmi_panel_disable,
+	.suspend	= hdmi_panel_suspend,
+	.resume		= hdmi_panel_resume,
 	.get_timings	= hdmi_get_timings,
 	.set_timings	= hdmi_set_timings,
 	.check_timings	= hdmi_check_timings,
@@ -404,7 +454,9 @@ int hdmi_panel_init(void)
 	spin_lock_init(&hdmi.audio_lock);
 #endif
 
-	return omap_dss_register_driver(&hdmi_driver);
+	omap_dss_register_driver(&hdmi_driver);
+
+	return 0;
 }
 
 void hdmi_panel_exit(void)
diff --git a/trunk/drivers/video/omap2/dss/rfbi.c b/trunk/drivers/video/omap2/dss/rfbi.c
index 7bfeb13cf3d0..7282e5af3e1a 100644
--- a/trunk/drivers/video/omap2/dss/rfbi.c
+++ b/trunk/drivers/video/omap2/dss/rfbi.c
@@ -950,7 +950,7 @@ static int __init rfbi_init_display(struct omap_dss_device *dssdev)
 static struct omap_dss_device * __init rfbi_find_dssdev(struct platform_device *pdev)
 {
 	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
+	const char *def_disp_name = dss_get_default_display_name();
 	struct omap_dss_device *def_dssdev;
 	int i;
 
diff --git a/trunk/drivers/video/omap2/dss/sdi.c b/trunk/drivers/video/omap2/dss/sdi.c
index 882ce89765e7..7760851f6e5d 100644
--- a/trunk/drivers/video/omap2/dss/sdi.c
+++ b/trunk/drivers/video/omap2/dss/sdi.c
@@ -205,7 +205,7 @@ static int __init sdi_init_display(struct omap_dss_device *dssdev)
 static struct omap_dss_device * __init sdi_find_dssdev(struct platform_device *pdev)
 {
 	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
+	const char *def_disp_name = dss_get_default_display_name();
 	struct omap_dss_device *def_dssdev;
 	int i;
 
diff --git a/trunk/drivers/video/omap2/dss/ti_hdmi.h b/trunk/drivers/video/omap2/dss/ti_hdmi.h
index 216aa704f9d7..b046c208cb97 100644
--- a/trunk/drivers/video/omap2/dss/ti_hdmi.h
+++ b/trunk/drivers/video/omap2/dss/ti_hdmi.h
@@ -102,8 +102,6 @@ struct ti_hdmi_ip_ops {
 
 	int (*audio_config)(struct hdmi_ip_data *ip_data,
 		struct omap_dss_audio *audio);
-
-	int (*audio_get_dma_port)(u32 *offset, u32 *size);
 #endif
 
 };
@@ -185,6 +183,5 @@ int ti_hdmi_4xxx_audio_start(struct hdmi_ip_data *ip_data);
 void ti_hdmi_4xxx_audio_stop(struct hdmi_ip_data *ip_data);
 int ti_hdmi_4xxx_audio_config(struct hdmi_ip_data *ip_data,
 		struct omap_dss_audio *audio);
-int ti_hdmi_4xxx_audio_get_dma_port(u32 *offset, u32 *size);
 #endif
 #endif
diff --git a/trunk/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c b/trunk/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
index e18b222ed739..c23b85a20cdc 100644
--- a/trunk/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
+++ b/trunk/drivers/video/omap2/dss/ti_hdmi_4xxx_ip.c
@@ -899,7 +899,7 @@ void ti_hdmi_4xxx_core_dump(struct hdmi_ip_data *ip_data, struct seq_file *s)
 #define DUMPCOREAV(r) seq_printf(s, "%-35s %08x\n", #r,\
 		hdmi_read_reg(hdmi_av_base(ip_data), r))
 #define DUMPCOREAV2(i, r) seq_printf(s, "%s[%d]%*s %08x\n", #r, i, \
-		(i < 10) ? 32 - (int)strlen(#r) : 31 - (int)strlen(#r), " ", \
+		(i < 10) ? 32 - strlen(#r) : 31 - strlen(#r), " ", \
 		hdmi_read_reg(hdmi_av_base(ip_data), CORE_REG(i, r)))
 
 	DUMPCORE(HDMI_CORE_SYS_VND_IDL);
@@ -1418,13 +1418,4 @@ void ti_hdmi_4xxx_audio_stop(struct hdmi_ip_data *ip_data)
 	REG_FLD_MOD(hdmi_wp_base(ip_data),
 		    HDMI_WP_AUDIO_CTRL, false, 30, 30);
 }
-
-int ti_hdmi_4xxx_audio_get_dma_port(u32 *offset, u32 *size)
-{
-	if (!offset || !size)
-		return -EINVAL;
-	*offset = HDMI_WP_AUDIO_DATA;
-	*size = 4;
-	return 0;
-}
 #endif
diff --git a/trunk/drivers/video/omap2/dss/venc.c b/trunk/drivers/video/omap2/dss/venc.c
index e8fddc9012cb..56efa3bb465d 100644
--- a/trunk/drivers/video/omap2/dss/venc.c
+++ b/trunk/drivers/video/omap2/dss/venc.c
@@ -744,7 +744,7 @@ static void venc_put_clocks(void)
 static struct omap_dss_device * __init venc_find_dssdev(struct platform_device *pdev)
 {
 	struct omap_dss_board_info *pdata = pdev->dev.platform_data;
-	const char *def_disp_name = omapdss_get_default_display_name();
+	const char *def_disp_name = dss_get_default_display_name();
 	struct omap_dss_device *def_dssdev;
 	int i;
 
diff --git a/trunk/drivers/video/omap2/dss/venc_panel.c b/trunk/drivers/video/omap2/dss/venc_panel.c
index 0d2b1a0834a0..d55b8784ecfd 100644
--- a/trunk/drivers/video/omap2/dss/venc_panel.c
+++ b/trunk/drivers/video/omap2/dss/venc_panel.c
@@ -157,6 +157,12 @@ static void venc_panel_disable(struct omap_dss_device *dssdev)
 	if (dssdev->state == OMAP_DSS_DISPLAY_DISABLED)
 		goto end;
 
+	if (dssdev->state == OMAP_DSS_DISPLAY_SUSPENDED) {
+		/* suspended is the same as disabled with venc */
+		dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+		goto end;
+	}
+
 	omapdss_venc_display_disable(dssdev);
 
 	dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
@@ -164,6 +170,17 @@ static void venc_panel_disable(struct omap_dss_device *dssdev)
 	mutex_unlock(&venc_panel.lock);
 }
 
+static int venc_panel_suspend(struct omap_dss_device *dssdev)
+{
+	venc_panel_disable(dssdev);
+	return 0;
+}
+
+static int venc_panel_resume(struct omap_dss_device *dssdev)
+{
+	return venc_panel_enable(dssdev);
+}
+
 static void venc_panel_set_timings(struct omap_dss_device *dssdev,
 		struct omap_video_timings *timings)
 {
@@ -205,6 +222,8 @@ static struct omap_dss_driver venc_driver = {
 
 	.enable		= venc_panel_enable,
 	.disable	= venc_panel_disable,
+	.suspend	= venc_panel_suspend,
+	.resume		= venc_panel_resume,
 
 	.get_resolution	= omapdss_default_get_resolution,
 	.get_recommended_bpp = omapdss_default_get_recommended_bpp,
diff --git a/trunk/drivers/video/omap2/omapfb/omapfb-ioctl.c b/trunk/drivers/video/omap2/omapfb/omapfb-ioctl.c
index 55a39be694a5..606b89f12351 100644
--- a/trunk/drivers/video/omap2/omapfb/omapfb-ioctl.c
+++ b/trunk/drivers/video/omap2/omapfb/omapfb-ioctl.c
@@ -30,7 +30,7 @@
 #include <linux/export.h>
 
 #include <video/omapdss.h>
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
 #include <plat/vram.h>
 
 #include "omapfb.h"
diff --git a/trunk/drivers/video/omap2/omapfb/omapfb-main.c b/trunk/drivers/video/omap2/omapfb/omapfb-main.c
index be9096ced793..16db1589bd91 100644
--- a/trunk/drivers/video/omap2/omapfb/omapfb-main.c
+++ b/trunk/drivers/video/omap2/omapfb/omapfb-main.c
@@ -31,8 +31,9 @@
 #include <linux/omapfb.h>
 
 #include <video/omapdss.h>
+#include <plat/cpu.h>
 #include <plat/vram.h>
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
 
 #include "omapfb.h"
 
@@ -1258,10 +1259,11 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
 
 	switch (blank) {
 	case FB_BLANK_UNBLANK:
-		if (display->state == OMAP_DSS_DISPLAY_ACTIVE)
+		if (display->state != OMAP_DSS_DISPLAY_SUSPENDED)
 			goto exit;
 
-		r = display->driver->enable(display);
+		if (display->driver->resume)
+			r = display->driver->resume(display);
 
 		if ((display->caps & OMAP_DSS_DISPLAY_CAP_MANUAL_UPDATE) &&
 				d->update_mode == OMAPFB_AUTO_UPDATE &&
@@ -1282,7 +1284,8 @@ static int omapfb_blank(int blank, struct fb_info *fbi)
 		if (d->auto_update_work_enabled)
 			omapfb_stop_auto_update(fbdev, display);
 
-		display->driver->disable(display);
+		if (display->driver->suspend)
+			r = display->driver->suspend(display);
 
 		break;
 
@@ -2256,7 +2259,7 @@ static int omapfb_find_best_mode(struct omap_dss_device *display,
 {
 	struct fb_monspecs *specs;
 	u8 *edid;
-	int r, i, best_idx, len;
+	int r, i, best_xres, best_idx, len;
 
 	if (!display->driver->read_edid)
 		return -ENODEV;
@@ -2272,6 +2275,10 @@ static int omapfb_find_best_mode(struct omap_dss_device *display,
 
 	fb_edid_to_monspecs(edid, specs);
 
+	if (edid[126] > 0)
+		fb_edid_add_monspecs(edid + 0x80, specs);
+
+	best_xres = 0;
 	best_idx = -1;
 
 	for (i = 0; i < specs->modedb_len; ++i) {
@@ -2287,20 +2294,16 @@ static int omapfb_find_best_mode(struct omap_dss_device *display,
 		if (m->xres == 2880 || m->xres == 1440)
 			continue;
 
-		if (m->vmode & FB_VMODE_INTERLACED ||
-				m->vmode & FB_VMODE_DOUBLE)
-			continue;
-
 		fb_videomode_to_omap_timings(m, display, &t);
 
 		r = display->driver->check_timings(display, &t);
-		if (r == 0) {
+		if (r == 0 && best_xres < m->xres) {
+			best_xres = m->xres;
 			best_idx = i;
-			break;
 		}
 	}
 
-	if (best_idx == -1) {
+	if (best_xres == 0) {
 		r = -ENOENT;
 		goto err2;
 	}
@@ -2369,52 +2372,15 @@ static int omapfb_init_display(struct omapfb2_device *fbdev,
 	return 0;
 }
 
-static int omapfb_init_connections(struct omapfb2_device *fbdev,
-		struct omap_dss_device *dssdev)
-{
-	int i, r;
-	struct omap_overlay_manager *mgr = NULL;
-
-	for (i = 0; i < fbdev->num_managers; i++) {
-		mgr = fbdev->managers[i];
-
-		if (dssdev->channel == mgr->id)
-			break;
-	}
-
-	if (i == fbdev->num_managers)
-		return -ENODEV;
-
-	if (mgr->output)
-		mgr->unset_output(mgr);
-
-	r = mgr->set_output(mgr, dssdev->output);
-	if (r)
-		return r;
-
-	for (i = 0; i < fbdev->num_overlays; i++) {
-		struct omap_overlay *ovl = fbdev->overlays[i];
-
-		if (ovl->manager)
-			ovl->unset_manager(ovl);
-
-		r = ovl->set_manager(ovl, mgr);
-		if (r)
-			dev_warn(fbdev->dev,
-					"failed to connect overlay %s to manager %s\n",
-					ovl->name, mgr->name);
-	}
-
-	return 0;
-}
-
 static int __init omapfb_probe(struct platform_device *pdev)
 {
 	struct omapfb2_device *fbdev = NULL;
 	int r = 0;
 	int i;
+	struct omap_overlay *ovl;
 	struct omap_dss_device *def_display;
 	struct omap_dss_device *dssdev;
+	struct omap_dss_device *ovl_device;
 
 	DBG("omapfb_probe\n");
 
@@ -2430,7 +2396,10 @@ static int __init omapfb_probe(struct platform_device *pdev)
 		goto err0;
 	}
 
-	if (def_vrfb && !omap_vrfb_supported()) {
+	/* TODO : Replace cpu check with omap_has_vrfb once HAS_FEATURE
+	*	 available for OMAP2 and OMAP3
+	*/
+	if (def_vrfb && !cpu_is_omap24xx() && !cpu_is_omap34xx()) {
 		def_vrfb = 0;
 		dev_warn(&pdev->dev, "VRFB is not supported on this hardware, "
 				"ignoring the module parameter vrfb=y\n");
@@ -2482,33 +2451,15 @@ static int __init omapfb_probe(struct platform_device *pdev)
 	for (i = 0; i < fbdev->num_managers; i++)
 		fbdev->managers[i] = omap_dss_get_overlay_manager(i);
 
-	def_display = NULL;
-
-	for (i = 0; i < fbdev->num_displays; ++i) {
-		struct omap_dss_device *dssdev;
-		const char *def_name;
-
-		def_name = omapdss_get_default_display_name();
-
-		dssdev = fbdev->displays[i].dssdev;
-
-		if (def_name == NULL ||
-			(dssdev->name && strcmp(def_name, dssdev->name) == 0)) {
-			def_display = dssdev;
-			break;
-		}
-	}
-
-	if (def_display == NULL) {
-		dev_err(fbdev->dev, "failed to find default display\n");
-		r = -EINVAL;
-		goto cleanup;
-	}
-
-	r = omapfb_init_connections(fbdev, def_display);
-	if (r) {
-		dev_err(fbdev->dev, "failed to init overlay connections\n");
-		goto cleanup;
+	/* gfx overlay should be the default one. find a display
+	 * connected to that, and use it as default display */
+	ovl = omap_dss_get_overlay(0);
+	ovl_device = ovl->get_device(ovl);
+	if (ovl_device) {
+		def_display = ovl_device;
+	} else {
+		dev_warn(&pdev->dev, "cannot find default display\n");
+		def_display = NULL;
 	}
 
 	if (def_mode && strlen(def_mode) > 0) {
diff --git a/trunk/drivers/video/omap2/omapfb/omapfb-sysfs.c b/trunk/drivers/video/omap2/omapfb/omapfb-sysfs.c
index 17aa174e187c..e8d8cc76a435 100644
--- a/trunk/drivers/video/omap2/omapfb/omapfb-sysfs.c
+++ b/trunk/drivers/video/omap2/omapfb/omapfb-sysfs.c
@@ -30,7 +30,7 @@
 #include <linux/omapfb.h>
 
 #include <video/omapdss.h>
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
 
 #include "omapfb.h"
 
diff --git a/trunk/drivers/video/omap2/vrfb.c b/trunk/drivers/video/omap2/vrfb.c
index 5d8fdac3b800..7e990220ad2a 100644
--- a/trunk/drivers/video/omap2/vrfb.c
+++ b/trunk/drivers/video/omap2/vrfb.c
@@ -26,9 +26,9 @@
 #include <linux/io.h>
 #include <linux/bitops.h>
 #include <linux/mutex.h>
-#include <linux/platform_device.h>
 
-#include <video/omapvrfb.h>
+#include <plat/vrfb.h>
+#include <plat/sdrc.h>
 
 #ifdef DEBUG
 #define DBG(format, ...) pr_debug("VRFB: " format, ## __VA_ARGS__)
@@ -36,10 +36,10 @@
 #define DBG(format, ...)
 #endif
 
-#define SMS_ROT_CONTROL(context)	(0x0 + 0x10 * context)
-#define SMS_ROT_SIZE(context)		(0x4 + 0x10 * context)
-#define SMS_ROT_PHYSICAL_BA(context)	(0x8 + 0x10 * context)
-#define SMS_ROT_VIRT_BASE(rot)		(0x1000000 * (rot))
+#define SMS_ROT_VIRT_BASE(context, rot) \
+	(((context >= 4) ? 0xD0000000 : 0x70000000) \
+	 + (0x4000000 * (context)) \
+	 + (0x1000000 * (rot)))
 
 #define OMAP_VRFB_SIZE			(2048 * 2048 * 4)
 
@@ -53,16 +53,10 @@
 #define SMS_PW_OFFSET		4
 #define SMS_PS_OFFSET		0
 
+#define VRFB_NUM_CTXS 12
 /* bitmap of reserved contexts */
 static unsigned long ctx_map;
 
-struct vrfb_ctx {
-	u32 base;
-	u32 physical_ba;
-	u32 control;
-	u32 size;
-};
-
 static DEFINE_MUTEX(ctx_lock);
 
 /*
@@ -71,34 +65,17 @@ static DEFINE_MUTEX(ctx_lock);
  * we don't need locking, since no drivers will run until after the wake-up
  * has finished.
  */
-
-static void __iomem *vrfb_base;
-
-static int num_ctxs;
-static struct vrfb_ctx *ctxs;
-
-static bool vrfb_loaded;
-
-static void omap2_sms_write_rot_control(u32 val, unsigned ctx)
-{
-	__raw_writel(val, vrfb_base + SMS_ROT_CONTROL(ctx));
-}
-
-static void omap2_sms_write_rot_size(u32 val, unsigned ctx)
-{
-	__raw_writel(val, vrfb_base + SMS_ROT_SIZE(ctx));
-}
-
-static void omap2_sms_write_rot_physical_ba(u32 val, unsigned ctx)
-{
-	__raw_writel(val, vrfb_base + SMS_ROT_PHYSICAL_BA(ctx));
-}
+static struct {
+	u32 physical_ba;
+	u32 control;
+	u32 size;
+} vrfb_hw_context[VRFB_NUM_CTXS];
 
 static inline void restore_hw_context(int ctx)
 {
-	omap2_sms_write_rot_control(ctxs[ctx].control, ctx);
-	omap2_sms_write_rot_size(ctxs[ctx].size, ctx);
-	omap2_sms_write_rot_physical_ba(ctxs[ctx].physical_ba, ctx);
+	omap2_sms_write_rot_control(vrfb_hw_context[ctx].control, ctx);
+	omap2_sms_write_rot_size(vrfb_hw_context[ctx].size, ctx);
+	omap2_sms_write_rot_physical_ba(vrfb_hw_context[ctx].physical_ba, ctx);
 }
 
 static u32 get_image_width_roundup(u16 width, u8 bytespp)
@@ -219,9 +196,9 @@ void omap_vrfb_setup(struct vrfb *vrfb, unsigned long paddr,
 	control |= VRFB_PAGE_WIDTH_EXP  << SMS_PW_OFFSET;
 	control |= VRFB_PAGE_HEIGHT_EXP << SMS_PH_OFFSET;
 
-	ctxs[ctx].physical_ba = paddr;
-	ctxs[ctx].size = size;
-	ctxs[ctx].control = control;
+	vrfb_hw_context[ctx].physical_ba = paddr;
+	vrfb_hw_context[ctx].size = size;
+	vrfb_hw_context[ctx].control = control;
 
 	omap2_sms_write_rot_physical_ba(paddr, ctx);
 	omap2_sms_write_rot_size(size, ctx);
@@ -297,11 +274,11 @@ int omap_vrfb_request_ctx(struct vrfb *vrfb)
 
 	mutex_lock(&ctx_lock);
 
-	for (ctx = 0; ctx < num_ctxs; ++ctx)
+	for (ctx = 0; ctx < VRFB_NUM_CTXS; ++ctx)
 		if ((ctx_map & (1 << ctx)) == 0)
 			break;
 
-	if (ctx == num_ctxs) {
+	if (ctx == VRFB_NUM_CTXS) {
 		pr_err("vrfb: no free contexts\n");
 		r = -EBUSY;
 		goto out;
@@ -316,7 +293,7 @@ int omap_vrfb_request_ctx(struct vrfb *vrfb)
 	vrfb->context = ctx;
 
 	for (rot = 0; rot < 4; ++rot) {
-		paddr = ctxs[ctx].base + SMS_ROT_VIRT_BASE(rot);
+		paddr = SMS_ROT_VIRT_BASE(ctx, rot);
 		if (!request_mem_region(paddr, OMAP_VRFB_SIZE, "vrfb")) {
 			pr_err("vrfb: failed to reserve VRFB "
 					"area for ctx %d, rotation %d\n",
@@ -337,80 +314,3 @@ int omap_vrfb_request_ctx(struct vrfb *vrfb)
 	return r;
 }
 EXPORT_SYMBOL(omap_vrfb_request_ctx);
-
-bool omap_vrfb_supported(void)
-{
-	return vrfb_loaded;
-}
-EXPORT_SYMBOL(omap_vrfb_supported);
-
-static int __init vrfb_probe(struct platform_device *pdev)
-{
-	struct resource *mem;
-	int i;
-
-	/* first resource is the register res, the rest are vrfb contexts */
-
-	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!mem) {
-		dev_err(&pdev->dev, "can't get vrfb base address\n");
-		return -EINVAL;
-	}
-
-	vrfb_base = devm_request_and_ioremap(&pdev->dev, mem);
-	if (!vrfb_base) {
-		dev_err(&pdev->dev, "can't ioremap vrfb memory\n");
-		return -ENOMEM;
-	}
-
-	num_ctxs = pdev->num_resources - 1;
-
-	ctxs = devm_kzalloc(&pdev->dev,
-			sizeof(struct vrfb_ctx) * num_ctxs,
-			GFP_KERNEL);
-
-	if (!ctxs)
-		return -ENOMEM;
-
-	for (i = 0; i < num_ctxs; ++i) {
-		mem = platform_get_resource(pdev, IORESOURCE_MEM, 1 + i);
-		if (!mem) {
-			dev_err(&pdev->dev, "can't get vrfb ctx %d address\n",
-					i);
-			return -EINVAL;
-		}
-
-		ctxs[i].base = mem->start;
-	}
-
-	vrfb_loaded = true;
-
-	return 0;
-}
-
-static void __exit vrfb_remove(struct platform_device *pdev)
-{
-	vrfb_loaded = false;
-}
-
-static struct platform_driver vrfb_driver = {
-	.driver.name	= "omapvrfb",
-	.remove		= __exit_p(vrfb_remove),
-};
-
-static int __init vrfb_init(void)
-{
-	return platform_driver_probe(&vrfb_driver, &vrfb_probe);
-}
-
-static void __exit vrfb_exit(void)
-{
-	platform_driver_unregister(&vrfb_driver);
-}
-
-module_init(vrfb_init);
-module_exit(vrfb_exit);
-
-MODULE_AUTHOR("Tomi Valkeinen <tomi.valkeinen@ti.com>");
-MODULE_DESCRIPTION("OMAP VRFB");
-MODULE_LICENSE("GPL v2");
diff --git a/trunk/include/video/omapdss.h b/trunk/include/video/omapdss.h
index b1248c2d36e1..3729173b7fbc 100644
--- a/trunk/include/video/omapdss.h
+++ b/trunk/include/video/omapdss.h
@@ -158,6 +158,7 @@ enum omap_display_caps {
 enum omap_dss_display_state {
 	OMAP_DSS_DISPLAY_DISABLED = 0,
 	OMAP_DSS_DISPLAY_ACTIVE,
+	OMAP_DSS_DISPLAY_SUSPENDED,
 };
 
 enum omap_dss_audio_state {
@@ -313,19 +314,6 @@ int dsi_vc_send_bta_sync(struct omap_dss_device *dssdev, int channel);
 int dsi_enable_video_output(struct omap_dss_device *dssdev, int channel);
 void dsi_disable_video_output(struct omap_dss_device *dssdev, int channel);
 
-enum omapdss_version {
-	OMAPDSS_VER_UNKNOWN = 0,
-	OMAPDSS_VER_OMAP24xx,
-	OMAPDSS_VER_OMAP34xx_ES1,	/* OMAP3430 ES1.0, 2.0 */
-	OMAPDSS_VER_OMAP34xx_ES3,	/* OMAP3430 ES3.0+ */
-	OMAPDSS_VER_OMAP3630,
-	OMAPDSS_VER_AM35xx,
-	OMAPDSS_VER_OMAP4430_ES1,	/* OMAP4430 ES1.0 */
-	OMAPDSS_VER_OMAP4430_ES2,	/* OMAP4430 ES2.0, 2.1, 2.2 */
-	OMAPDSS_VER_OMAP4,		/* All other OMAP4s */
-	OMAPDSS_VER_OMAP5,
-};
-
 /* Board specific data */
 struct omap_dss_board_info {
 	int (*get_context_loss_count)(struct device *dev);
@@ -335,7 +323,6 @@ struct omap_dss_board_info {
 	int (*dsi_enable_pads)(int dsi_id, unsigned lane_mask);
 	void (*dsi_disable_pads)(int dsi_id, unsigned lane_mask);
 	int (*set_min_bus_tput)(struct device *dev, unsigned long r);
-	enum omapdss_version version;
 };
 
 /* Init with the board info */
@@ -620,6 +607,10 @@ struct omap_dss_device {
 	struct {
 		struct omap_video_timings timings;
 
+		int acbi;	/* ac-bias pin transitions per interrupt */
+		/* Unit: line clocks */
+		int acb;	/* ac-bias pin frequency */
+
 		enum omap_dss_dsi_pixel_format dsi_pix_fmt;
 		enum omap_dss_dsi_mode dsi_mode;
 		struct omap_dss_dsi_videomode_timings dsi_vm_timings;
@@ -681,6 +672,8 @@ struct omap_dss_driver {
 
 	int (*enable)(struct omap_dss_device *display);
 	void (*disable)(struct omap_dss_device *display);
+	int (*suspend)(struct omap_dss_device *display);
+	int (*resume)(struct omap_dss_device *display);
 	int (*run_test)(struct omap_dss_device *display, int test);
 
 	int (*update)(struct omap_dss_device *dssdev,
@@ -738,8 +731,6 @@ struct omap_dss_driver {
 
 };
 
-enum omapdss_version omapdss_get_version(void);
-
 int omap_dss_register_driver(struct omap_dss_driver *);
 void omap_dss_unregister_driver(struct omap_dss_driver *);
 
@@ -749,7 +740,6 @@ void omap_dss_put_device(struct omap_dss_device *dssdev);
 struct omap_dss_device *omap_dss_get_next_device(struct omap_dss_device *from);
 struct omap_dss_device *omap_dss_find_device(void *data,
 		int (*match)(struct omap_dss_device *dssdev, void *data));
-const char *omapdss_get_default_display_name(void);
 
 int omap_dss_start_device(struct omap_dss_device *dssdev);
 void omap_dss_stop_device(struct omap_dss_device *dssdev);