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/*
* Copyright (C) 2013-2014 Freescale Semiconductor, Inc. All Rights Reserved
*/
/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
/*
* @file uapi/linux/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;
unsigned int 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;
};
/*
* Structure used to define a 5*3 matrix of parameters for
* setting IPU DP CSC module related to this framebuffer.
*/
struct mxcfb_csc_matrix {
int param[5][3];
};
#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_CSC_UPDATE _IOW('F', 0x2D, struct mxcfb_csc_matrix)
#define MXCFB_GET_FBFMT _IOR('F', 0x35, u_int32_t)
#define MXCFB_SET_FBFMT _IOW('F', 0x36, u_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)
#define MXCFB_DISABLE_EPDC_ACCESS _IO('F', 0x35)
#define MXCFB_ENABLE_EPDC_ACCESS _IO('F', 0x36)
#endif
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