From 7475d042cb21f1e9c1003b0be0ed05a54f17f393 Mon Sep 17 00:00:00 2001
From: kfx <kfx@rock-chips.com>
Date: Fri, 24 Dec 2010 10:12:35 +0800
Subject: [PATCH] update hdmi driver

---
 drivers/video/hdmi/chips/anx7150.c    |  2 +-
 drivers/video/hdmi/chips/anx7150_hw.c |  1 +
 drivers/video/hdmi/hdmi-core.c        | 12 +++++++++++-
 drivers/video/hdmi/hdmi-fb.c          | 27 +++++++++++++++++++++++++--
 include/linux/hdmi.h                  |  2 ++
 5 files changed, 40 insertions(+), 4 deletions(-)

diff --git a/drivers/video/hdmi/chips/anx7150.c b/drivers/video/hdmi/chips/anx7150.c
index 11ccb27bdc67..2c412bfbe13e 100755
--- a/drivers/video/hdmi/chips/anx7150.c
+++ b/drivers/video/hdmi/chips/anx7150.c
@@ -392,7 +392,7 @@ static int anx7150_i2c_probe(struct i2c_client *client,const struct i2c_device_i
 		ANX7150_API_Initial(client);
 		queue_delayed_work(anx->dev.workqueue, &anx->dev.delay_work, 200);
 	}
-    hdmi_dbg(&client->dev, "anx7150 i2c probe ok\n");
+    dev_info(&client->dev, "anx7150 i2c probe ok\n");
     return 0;
 	
 err_request_irq:
diff --git a/drivers/video/hdmi/chips/anx7150_hw.c b/drivers/video/hdmi/chips/anx7150_hw.c
index 61372581ebd8..f2bafff90617 100755
--- a/drivers/video/hdmi/chips/anx7150_hw.c
+++ b/drivers/video/hdmi/chips/anx7150_hw.c
@@ -1064,6 +1064,7 @@ int ANX7150_Interrupt_Process(struct anx7150_pdata *anx, int cur_state)
 		anx->dev.HPD_change_cnt = 0;
 		anx->dev.HPD_status = hot_plug;
 	}
+	return state;
 	if(state != HDMI_INITIAL && state != WAIT_HOTPLUG){
 		if(interrupt_staus.video_format_change){
 			if(state > SYSTEM_CONFIG){
diff --git a/drivers/video/hdmi/hdmi-core.c b/drivers/video/hdmi/hdmi-core.c
index 047a22eb7792..59d17e4fab89 100755
--- a/drivers/video/hdmi/hdmi-core.c
+++ b/drivers/video/hdmi/hdmi-core.c
@@ -7,6 +7,7 @@
 
 struct class *hdmi_class;
 struct hdmi_id_ref_info {
+	struct hdmi *hdmi;
 	int id;
 	int ref;
 }ref_info[HDMI_MAX_ID];
@@ -76,6 +77,7 @@ int hdmi_register(struct device *parent, struct hdmi *hdmi)
 	}
 
 	dev_set_drvdata(hdmi->dev, hdmi);
+	ref_info[i].hdmi = hdmi;
 
 	INIT_WORK(&hdmi->changed_work, hdmi_changed_work);
 
@@ -99,8 +101,15 @@ void hdmi_unregister(struct hdmi *hdmi)
 	hdmi_remove_attrs(hdmi);
 	device_unregister(hdmi->dev);
 	ref_info[hdmi->id].ref = 0;
+	ref_info[hdmi->id].hdmi = NULL;
+}
+struct hdmi *get_hdmi_struct(int nr)
+{
+	if(ref_info[nr].ref == 0)
+		return NULL;
+	else
+		return ref_info[nr].hdmi;
 }
-
 static int __init hdmi_class_init(void)
 {
 	int i;
@@ -112,6 +121,7 @@ static int __init hdmi_class_init(void)
 	for(i = 0; i < HDMI_MAX_ID; i++) {
 		ref_info[i].id = i;
 		ref_info[i].ref = 0;
+		ref_info[i].hdmi = NULL;
 	}
 	return 0;
 }
diff --git a/drivers/video/hdmi/hdmi-fb.c b/drivers/video/hdmi/hdmi-fb.c
index b0728689e507..c937dc72a512 100755
--- a/drivers/video/hdmi/hdmi-fb.c
+++ b/drivers/video/hdmi/hdmi-fb.c
@@ -7,9 +7,11 @@
 
 
 /* Base */
+#define LCD_ACLK		312000000
+
 #define OUT_TYPE		SCREEN_RGB
 #define OUT_FACE		OUT_P888
-#define DCLK_POL		0
+#define DCLK_POL		1
 #define SWAP_RB			0
 
 /* 720p@60Hz Timing */
@@ -86,6 +88,7 @@ static void hdmi_set_info(struct rk29fb_screen *screen)
 
     /* Timing */
     screen->pixclock = OUT_CLK;
+	screen4->lcdc_aclk = LCD_ACLK;
 	screen->left_margin = H_BP;
 	screen->right_margin = H_FP;
 	screen->hsync_len = H_PW;
@@ -122,6 +125,7 @@ static void hdmi_set_info(struct rk29fb_screen *screen)
 
     /* Timing */
     screen2->pixclock = OUT_CLK2;
+	screen2->lcdc_aclk = LCD_ACLK;
 	screen2->left_margin = H_BP2;
 	screen2->right_margin = H_FP2;
 	screen2->hsync_len = H_PW2;
@@ -157,6 +161,7 @@ static void hdmi_set_info(struct rk29fb_screen *screen)
 
 	/* Timing */
 	screen3->pixclock = OUT_CLK3;
+	screen3->lcdc_aclk = LCD_ACLK;
 	screen3->left_margin = H_BP3;
 	screen3->right_margin = H_FP3;
 	screen3->hsync_len = H_PW3;
@@ -191,6 +196,7 @@ static void hdmi_set_info(struct rk29fb_screen *screen)
 
 	/* Timing */
 	screen4->pixclock = OUT_CLK4;
+	screen4->lcdc_aclk = LCD_ACLK;
 	screen4->left_margin = H_BP4;
 	screen4->right_margin = H_FP4;
 	screen4->hsync_len = H_PW4;
@@ -243,4 +249,21 @@ int hdmi_switch_fb(int resolution, int type)
 	}
 	return rc;
 }
-
+int hdmi_resolution_changed(struct hdmi *hdmi, int xres, int yres)
+{
+	if(xres > 1280 && hdmi->resolution != HDMI_1920x1080p_50Hz) {
+		hdmi->resolution = HDMI_1920x1080p_50Hz;
+		hdmi->display_on = 1;
+		hdmi->hdmi_set_param(hdmi);
+	}
+	else if(xres >1024 && hdmi->resolution != HDMI_1280x720p_50Hz){
+		hdmi->resolution = HDMI_1280x720p_50Hz;
+		hdmi->display_on = 1;
+		hdmi->hdmi_set_param(hdmi);
+	}
+	else {
+		if(hdmi->display_on == 1)
+			hdmi->hdmi_display_off(hdmi);
+	}
+	return 0;
+}
diff --git a/include/linux/hdmi.h b/include/linux/hdmi.h
index cf64568b42ef..bf5194fb9740 100755
--- a/include/linux/hdmi.h
+++ b/include/linux/hdmi.h
@@ -67,6 +67,8 @@ extern int hdmi_codec_set_audio_fs(unsigned char audio_fs);
 extern int hdmi_fb_set_resolution(unsigned char resolution);
 
 extern int hdmi_switch_fb(int resolution, int type);
+extern int hdmi_resolution_changed(struct hdmi *hdmi, int xres, int yres);
 
+extern struct hdmi *get_hdmi_struct(int nr);
 
 #endif
-- 
2.34.1