add at24 driver

hc

2023-11-06 15ade055295d13f95d49e3d99b09f3bbfb4a43e7

 kernel/drivers/gpu/drm/rockchip/ebc-dev/ebc_dev.h
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@@ -11,13 +11,13 @@
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 #include <linux/notifier.h>
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 /*
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-* max support panel size 2232x1680
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+* max support panel size 2560x1920
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 * ebc module display buf use 4bit per pixel
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 * eink module display buf use 8bit per pixel
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 * ebc module direct mode display buf use 2bit per pixel
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 */
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 #define EBC_FB_SIZE		0x200000 /* 2M */
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-#define EINK_FB_SIZE		0x400000 /* 4M */
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+#define EINK_FB_SIZE		0x500000 /* 5M */
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 #define DIRECT_FB_SIZE		0x200000 /* 2M */
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 #define LUT_TABLE_SIZE		0x100000 /* 1M */
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 #define FRAME_COUNT_SIZE 0x500000 /* 5M */
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@@ -31,6 +31,12 @@
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 #define WF_5BIT		32
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 /*
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+* ebc buf format
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+*/
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+#define EBC_Y4 (0)
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+#define EBC_Y8 (1)
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+
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+/*
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  * ebc status notify
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  */
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 #define EBC_OFF			(0)
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@@ -41,22 +47,24 @@
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 /*
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  * ebc system ioctl command
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  */
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-#define EBC_GET_BUFFER		(0x7000)
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-#define EBC_SEND_BUFFER		(0x7001)
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-#define EBC_GET_BUFFER_INFO	(0x7002)
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+#define EBC_GET_BUFFER				(0x7000)
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+#define EBC_SEND_BUFFER			(0x7001)
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+#define EBC_GET_BUFFER_INFO		(0x7002)
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 #define EBC_SET_FULL_MODE_NUM	(0x7003)
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-#define EBC_ENABLE_OVERLAY	(0x7004)
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-#define EBC_DISABLE_OVERLAY	(0x7005)
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-#define EBC_GET_OSD_BUFFER	(0x7006)
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-#define EBC_SEND_OSD_BUFFER	(0x7007)
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-#define EBC_NEW_BUF_PREPARE	(0x7008)
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-#define EBC_SET_DIFF_PERCENT	(0x7009)
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-#define EBC_WAIT_NEW_BUF_TIME (0x700a)
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+#define EBC_ENABLE_OVERLAY		(0x7004)
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+#define EBC_DISABLE_OVERLAY		(0x7005)
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+#define EBC_GET_OSD_BUFFER		(0x7006)
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+#define EBC_SEND_OSD_BUFFER		(0x7007)
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+#define EBC_NEW_BUF_PREPARE		(0x7008)
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+#define EBC_SET_DIFF_PERCENT		(0x7009)
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+#define EBC_WAIT_NEW_BUF_TIME	(0x700a)
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 #define EBC_GET_OVERLAY_STATUS	(0x700b)
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-#define EBC_ENABLE_BG_CONTROL (0x700c)
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-#define EBC_DISABLE_BG_CONTROL (0x700d)
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-#define EBC_ENABLE_RESUME_COUNT (0x700e)
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-#define EBC_DISABLE_RESUME_COUNT (0x700f)
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+#define EBC_ENABLE_BG_CONTROL	(0x700c)
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+#define EBC_DISABLE_BG_CONTROL	(0x700d)
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+#define EBC_ENABLE_RESUME_COUNT	(0x700e)
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+#define EBC_DISABLE_RESUME_COUNT	(0x700f)
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+#define EBC_GET_BUF_FORMAT		(0x7010)
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+#define EBC_DROP_PREV_BUFFER		(0x7011)
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 /*
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  * IMPORTANT: Those values is corresponding to android hardware program,
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@@ -105,7 +113,7 @@
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 	int win_y2;
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 	int width_mm;
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 	int height_mm;
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-	int needpic;
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+	int needpic;	// 1: buf can not be drop by ebc, 0: buf can drop by ebc 2: regal buf, can not be drop by ebc
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 	char tid_name[16];
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 };
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