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/*
* Copyright 2004-2012 Freescale Semiconductor, Inc. All Rights Reserved.
*/
/*
* The code contained herein is licensed under the GNU Lesser General
* Public License. You may obtain a copy of the GNU Lesser General
* Public License Version 2.1 or later at the following locations:
*
* http://www.opensource.org/licenses/lgpl-license.html
* http://www.gnu.org/copyleft/lgpl.html
*/
/*
* @file arch-mxc/ mxcfb.h
*
* @brief Global header file for the MXC Frame buffer
*
* @ingroup Framebuffer
*/
#ifndef __ASM_ARCH_MXCFB_H__
#define __ASM_ARCH_MXCFB_H__
#include <linux/fb.h>
#define FB_SYNC_OE_LOW_ACT 0x80000000
#define FB_SYNC_CLK_LAT_FALL 0x40000000
#define FB_SYNC_DATA_INVERT 0x20000000
#define FB_SYNC_CLK_IDLE_EN 0x10000000
#define FB_SYNC_SHARP_MODE 0x08000000
#define FB_SYNC_SWAP_RGB 0x04000000
#define FB_ACCEL_TRIPLE_FLAG 0x00000000
#define FB_ACCEL_DOUBLE_FLAG 0x00000001
struct mxcfb_gbl_alpha {
int enable;
int alpha;
};
struct mxcfb_loc_alpha {
int enable;
int alpha_in_pixel;
unsigned long alpha_phy_addr0;
unsigned long alpha_phy_addr1;
};
struct mxcfb_color_key {
int enable;
__u32 color_key;
};
struct mxcfb_pos {
__u16 x;
__u16 y;
};
struct mxcfb_gamma {
int enable;
int constk[16];
int slopek[16];
};
struct mxcfb_rect {
__u32 top;
__u32 left;
__u32 width;
__u32 height;
};
#define GRAYSCALE_8BIT 0x1
#define GRAYSCALE_8BIT_INVERTED 0x2
#define GRAYSCALE_4BIT 0x3
#define GRAYSCALE_4BIT_INVERTED 0x4
#define AUTO_UPDATE_MODE_REGION_MODE 0
#define AUTO_UPDATE_MODE_AUTOMATIC_MODE 1
#define UPDATE_SCHEME_SNAPSHOT 0
#define UPDATE_SCHEME_QUEUE 1
#define UPDATE_SCHEME_QUEUE_AND_MERGE 2
#define UPDATE_MODE_PARTIAL 0x0
#define UPDATE_MODE_FULL 0x1
#define WAVEFORM_MODE_AUTO 257
#define TEMP_USE_AMBIENT 0x1000
#define EPDC_FLAG_ENABLE_INVERSION 0x01
#define EPDC_FLAG_FORCE_MONOCHROME 0x02
#define EPDC_FLAG_USE_CMAP 0x04
#define EPDC_FLAG_USE_ALT_BUFFER 0x100
#define EPDC_FLAG_TEST_COLLISION 0x200
#define EPDC_FLAG_GROUP_UPDATE 0x400
#define EPDC_FLAG_USE_DITHERING_Y1 0x2000
#define EPDC_FLAG_USE_DITHERING_Y4 0x4000
#define FB_POWERDOWN_DISABLE -1
struct mxcfb_alt_buffer_data {
__u32 phys_addr;
__u32 width; /* width of entire buffer */
__u32 height; /* height of entire buffer */
struct mxcfb_rect alt_update_region; /* region within buffer to update */
};
struct mxcfb_update_data {
struct mxcfb_rect update_region;
__u32 waveform_mode;
__u32 update_mode;
__u32 update_marker;
int temp;
uint flags;
struct mxcfb_alt_buffer_data alt_buffer_data;
};
struct mxcfb_update_marker_data {
__u32 update_marker;
__u32 collision_test;
};
/*
* Structure used to define waveform modes for driver
* Needed for driver to perform auto-waveform selection
*/
struct mxcfb_waveform_modes {
int mode_init;
int mode_du;
int mode_gc4;
int mode_gc8;
int mode_gc16;
int mode_gc32;
};
#define MXCFB_WAIT_FOR_VSYNC _IOW('F', 0x20, u_int32_t)
#define MXCFB_SET_GBL_ALPHA _IOW('F', 0x21, struct mxcfb_gbl_alpha)
#define MXCFB_SET_CLR_KEY _IOW('F', 0x22, struct mxcfb_color_key)
#define MXCFB_SET_OVERLAY_POS _IOWR('F', 0x24, struct mxcfb_pos)
#define MXCFB_GET_FB_IPU_CHAN _IOR('F', 0x25, u_int32_t)
#define MXCFB_SET_LOC_ALPHA _IOWR('F', 0x26, struct mxcfb_loc_alpha)
#define MXCFB_SET_LOC_ALP_BUF _IOW('F', 0x27, unsigned long)
#define MXCFB_SET_GAMMA _IOW('F', 0x28, struct mxcfb_gamma)
#define MXCFB_GET_FB_IPU_DI _IOR('F', 0x29, u_int32_t)
#define MXCFB_GET_DIFMT _IOR('F', 0x2A, u_int32_t)
#define MXCFB_GET_FB_BLANK _IOR('F', 0x2B, u_int32_t)
#define MXCFB_SET_DIFMT _IOW('F', 0x2C, u_int32_t)
#define MXCFB_ENABLE_VSYNC_EVENT _IOW('F', 0x33, int32_t)
/* IOCTLs for E-ink panel updates */
#define MXCFB_SET_WAVEFORM_MODES _IOW('F', 0x2B, struct mxcfb_waveform_modes)
#define MXCFB_SET_TEMPERATURE _IOW('F', 0x2C, int32_t)
#define MXCFB_SET_AUTO_UPDATE_MODE _IOW('F', 0x2D, __u32)
#define MXCFB_SEND_UPDATE _IOW('F', 0x2E, struct mxcfb_update_data)
#define MXCFB_WAIT_FOR_UPDATE_COMPLETE _IOWR('F', 0x2F, struct mxcfb_update_marker_data)
#define MXCFB_SET_PWRDOWN_DELAY _IOW('F', 0x30, int32_t)
#define MXCFB_GET_PWRDOWN_DELAY _IOR('F', 0x31, int32_t)
#define MXCFB_SET_UPDATE_SCHEME _IOW('F', 0x32, __u32)
#define MXCFB_GET_WORK_BUFFER _IOWR('F', 0x34, unsigned long)
#ifdef __KERNEL__
extern struct fb_videomode mxcfb_modedb[];
extern int mxcfb_modedb_sz;
enum {
MXC_DISP_SPEC_DEV = 0,
MXC_DISP_DDC_DEV = 1,
};
enum {
MXCFB_REFRESH_OFF,
MXCFB_REFRESH_AUTO,
MXCFB_REFRESH_PARTIAL,
};
int mxcfb_set_refresh_mode(struct fb_info *fbi, int mode,
struct mxcfb_rect *update_region);
int mxc_elcdif_frame_addr_setup(dma_addr_t phys);
void mxcfb_elcdif_register_mode(const struct fb_videomode *modedb,
int num_modes, int dev_mode);
#endif /* __KERNEL__ */
#endif
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