Initial file dump from open source releaseHEADmaster

1 files changed, 289 insertions, 0 deletions

diff --git a/drivers/video/sprdfb/sprdfb.h b/drivers/video/sprdfb/sprdfb.h
new file mode 100644
index 00000000..52f095bd
--- /dev/null
+++ b/drivers/video/sprdfb/sprdfb.h
@@ -0,0 +1,289 @@
+/*
+ * Copyright (C) 2012 Spreadtrum Communications Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _SPRDFB_H_
+#define _SPRDFB_H_
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+#include <linux/earlysuspend.h>
+#endif
+#include <linux/compat.h>
+#include <linux/workqueue.h>
+#include <linux/semaphore.h>
+#include <linux/wait.h>
+#ifdef CONFIG_FB_MMAP_CACHED
+#include <linux/mm_types.h>
+#endif
+
+#if ((!defined(CONFIG_FB_SCX35)) && (!defined(CONFIG_FB_SCX15)))
+#define FB_CHECK_ESD_IN_VFP
+#endif
+//#define FB_CHECK_ESD_BY_TE_SUPPORT
+#define BIT_PER_PIXEL_SURPPORT
+
+enum{
+	SPRDFB_PANEL_IF_DBI = 0,
+	SPRDFB_PANEL_IF_DPI,
+	SPRDFB_PANEL_IF_EDPI,
+	SPRDFB_PANEL_IF_LIMIT
+};
+
+enum {
+	SPRDFB_UNKNOWN = 0,
+	SPRDFB_DYNAMIC_PCLK = 0x1,
+	SPRDFB_DYNAMIC_FPS,
+	SPRDFB_DYNAMIC_MIPI_CLK,
+	SPRDFB_FORCE_FPS,
+	SPRDFB_FORCE_PCLK,
+};
+
+enum{
+	MCU_LCD_REGISTER_TIMING = 0,
+	MCU_LCD_GRAM_TIMING,
+	MCU_LCD_TIMING_KIND_MAX
+};
+
+enum{
+	RGB_LCD_H_TIMING = 0,
+	RGB_LCD_V_TIMING,
+	RGB_LCD_TIMING_KIND_MAX
+};
+
+
+#ifdef  CONFIG_FB_LCD_OVERLAY_SUPPORT
+#define SPRD_LAYER_IMG (0x01)   /*support YUV & RGB*/
+#define SPRD_LAYER_OSD (0x02) /*support RGB only*/
+
+enum {
+	SPRD_DATA_TYPE_YUV422 = 0,
+	SPRD_DATA_TYPE_YUV420,
+	SPRD_DATA_TYPE_YUV400,
+	SPRD_DATA_TYPE_RGB888,
+	SPRD_DATA_TYPE_RGB666,
+	SPRD_DATA_TYPE_RGB565,
+	SPRD_DATA_TYPE_RGB555,
+	SPRD_DATA_TYPE_LIMIT
+};
+
+enum{
+	SPRD_IMG_DATA_ENDIAN_B0B1B2B3 = 0,
+	SPRD_IMG_DATA_ENDIAN_B3B2B1B0,
+	SPRD_IMG_DATA_ENDIAN_B2B3B0B1,
+	SPRD_IMG_DATA_ENDIAN_B1B0B3B2,
+	SPRD_IMG_DATA_ENDIAN_LIMIT
+};
+
+enum{
+	SPRD_OVERLAY_STATUS_OFF = 0,
+	SPRD_OVERLAY_STATUS_ON,
+	SPRD_OVERLAY_STATUS_STARTED,
+	SPRD_OVERLAY_STATUS_MAX
+};
+
+enum{
+	SPRD_OVERLAY_DISPLAY_ASYNC = 0,
+	SPRD_OVERLAY_DISPLAY_SYNC,
+	SPRD_OVERLAY_DISPLAY_MAX
+};
+
+typedef struct overlay_rect {
+	uint16_t x;
+	uint16_t y;
+	uint16_t w;
+	uint16_t h;
+}overlay_rect;
+
+typedef struct overlay_info{
+	int layer_index;
+	int data_type;
+	int y_endian;
+	int uv_endian;
+	bool rb_switch;
+	overlay_rect rect;
+	unsigned char *buffer;
+}overlay_info;
+
+typedef struct overlay_display{
+	int layer_index;
+	overlay_rect rect;
+	int display_mode;
+}overlay_display;
+
+#ifdef CONFIG_COMPAT
+typedef struct overlay_info32{
+	int layer_index;
+	int data_type;
+	int y_endian;
+	int uv_endian;
+	bool rb_switch;
+	overlay_rect rect;
+	compat_caddr_t buffer;
+}overlay_info32;
+#endif
+#endif
+
+enum{
+	MIPI_PLL_TYPE_NONE = 0,
+	MIPI_PLL_TYPE_1,
+	MIPI_PLL_TYPE_2,
+	MIPI_PLL_TYPE_LIMIT
+};
+
+typedef struct fb_capability {
+	uint16_t need_light_sleep;	/* enable light_sleep in fb driver*/
+	uint16_t mipi_pll_type;		/* 0:none	1:for pike/pikel	2:for sharkl64/sharklT8*/
+}fb_capability;
+
+struct sprdfb_device {
+	struct fb_info	*fb;
+	struct panel_spec	*panel;
+	struct display_ctrl	*ctrl;
+	void *logo_buffer_addr_v;
+	void *priv1;
+
+#ifdef CONFIG_OF
+	struct device *of_dev;
+#endif
+
+	uint16_t		enable;
+	uint16_t	 	dev_id; /*main_lcd, sub_lcd*/
+
+	uint32_t	 	bpp;  /*input bit per pixel*/
+
+	uint16_t		panel_ready; /*panel has been inited by uboot*/
+	uint16_t		panel_if_type; /*panel IF*/
+
+#ifdef CONFIG_FB_LOW_RES_SIMU
+	uint32_t display_width;
+	uint32_t display_height;
+#endif
+
+	union{
+		uint32_t	mcu_timing[MCU_LCD_TIMING_KIND_MAX];
+		uint32_t	rgb_timing[RGB_LCD_TIMING_KIND_MAX];
+	}panel_timing;
+
+	struct fb_capability capability;
+	uint32_t dpi_clock;
+	struct semaphore   refresh_lock;
+	uint64_t frame_count;
+
+#ifdef CONFIG_FB_ESD_SUPPORT
+	struct delayed_work ESD_work;
+//	struct semaphore   ESD_lock;
+	uint32_t ESD_timeout_val;
+	bool ESD_work_start;
+	/*for debug only*/
+	uint32_t check_esd_time;
+	uint32_t panel_reset_time;
+	uint32_t reset_dsi_time;
+#ifdef FB_CHECK_ESD_BY_TE_SUPPORT
+	uint32_t esd_te_waiter;
+	wait_queue_head_t  esd_te_queue;
+	uint32_t esd_te_done;
+#endif
+#endif
+
+	uint32_t logo_buffer_size;
+
+#ifdef CONFIG_HAS_EARLYSUSPEND
+	struct early_suspend	early_suspend;
+#endif
+};
+
+struct display_ctrl {
+	const char	*name;
+
+	int32_t	(*early_init)	  (struct sprdfb_device *dev);
+	int32_t	(*init)		  (struct sprdfb_device *dev);
+	int32_t	(*uninit)		  (struct sprdfb_device *dev);
+
+	int32_t 	(*refresh)	  (struct sprdfb_device *dev);
+	void 	(*logo_proc)	  (struct sprdfb_device *dev);
+
+	int32_t	(*suspend)	  (struct sprdfb_device *dev);
+	int32_t 	(*resume)	  (struct sprdfb_device *dev);
+	int32_t (*update_clk) (struct sprdfb_device *dev);
+
+#ifdef CONFIG_FB_ESD_SUPPORT
+	int32_t	(*ESD_check)	  (struct sprdfb_device *dev);
+#endif
+
+#ifdef  CONFIG_FB_LCD_OVERLAY_SUPPORT
+	int32_t 	(*enable_overlay) 	(struct sprdfb_device *dev, struct overlay_info* info, int enable);
+	int32_t	(*display_overlay)	(struct sprdfb_device *dev, struct overlay_display* setting);
+#endif
+
+#ifdef CONFIG_FB_VSYNC_SUPPORT
+	int32_t 	(*wait_for_vsync) 	(struct sprdfb_device *dev);
+#endif
+
+#ifdef CONFIG_FB_MMAP_CACHED
+	void (*set_vma)(struct vm_area_struct *vma);
+#endif
+	int32_t	(*is_refresh_done)	(struct sprdfb_device *dev);
+
+};
+
+#ifndef ROUND
+#define ROUND(a, b) (((a) + (b) / 2) / (b))
+#endif
+
+/* function declaration begin */
+int sprdfb_create_sysfs(struct sprdfb_device *fb_dev);
+void sprdfb_remove_sysfs(struct sprdfb_device *fb_dev);
+
+#ifdef CONFIG_FB_DYNAMIC_FREQ_SCALING
+int sprdfb_dispc_chg_clk(struct sprdfb_device *fb_dev,
+				int type, u32 new_val);
+#else
+#define sprdfb_dispc_chg_clk(fb_dev, type, new_val) ( \
+{ \
+	int _ret = -ENXIO; \
+	pr_err("dynamical clock feature hasn't been enabled yet\n"); \
+	_ret; \
+} \
+)
+#endif
+
+#if !defined(CONFIG_FB_SCX15)
+int sprdfb_dsi_chg_dphy_freq(struct sprdfb_device *fb_dev,
+		u32 dphy_freq);
+int32_t dsi_dpi_init(struct sprdfb_device *dev);
+#else
+#define sprdfb_dsi_chg_dphy_freq(fb_dev, dphy_freq) ( \
+{ \
+	int _ret = -ENXIO; \
+	pr_err("this chip doesn't support for mipi dsi\n"); \
+	_ret; \
+} \
+)
+
+#define dsi_dpi_init(fb_dev) ( \
+{ \
+	int _ret = -ENXIO; \
+	pr_err("this chip doesn't support for mipi dsi\n"); \
+	_ret; \
+} \
+)
+#endif
+
+int sprdfb_chg_clk_intf(struct sprdfb_device *fb_dev,
+			int type, u32 new_val);
+/* Function declare begin */
+#ifdef CONFIG_SC_FPGA
+int sprdchip_lvds_init(void);
+#endif
+/* Function declare end */
+
+#endif