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/*
* Copyright (C) 2005 Philips Semiconductors
*
* 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, 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA, or http://www.gnu.org/licenses/gpl.html
*/
#define MAX_DUM_CHANNELS 64
#define RGB_MEM_WINDOW(x) (0x10000000 + (x)*0x00100000)
#define QCIF_OFFSET(x) (((x) == 0) ? 0x00000: ((x) == 1) ? 0x30000: -1)
#define CIF_OFFSET(x) (((x) == 0) ? 0x00000: ((x) == 1) ? 0x60000: -1)
#define CTRL_SETDIRTY (0x00000001)
#define CONF_DIRTYENABLE (0x00000020)
#define CONF_SYNCENABLE (0x00000004)
#define DIRTY_ENABLED(conf) ((conf) & 0x0020)
#define SYNC_ENABLED(conf) ((conf) & 0x0004)
/* Display 1 & 2 Write Timing Configuration */
#define PNX4008_DUM_WT_CFG 0x00372000
/* Display 1 & 2 Read Timing Configuration */
#define PNX4008_DUM_RT_CFG 0x00003A47
/* DUM Transit State Timing Configuration */
#define PNX4008_DUM_T_CFG 0x1D /* 29 HCLK cycles */
/* DUM Sync count clock divider */
#define PNX4008_DUM_CLK_DIV 0x02DD
/* Memory size for framebuffer, allocated through dma_alloc_writecombine().
* Must be PAGE aligned
*/
#define FB_DMA_SIZE (PAGE_ALIGN(SZ_1M + PAGE_SIZE))
#define OFFSET_RGBBUFFER (0xB0000)
#define OFFSET_YUVBUFFER (0x00000)
#define YUVBUFFER (lcd_video_start + OFFSET_YUVBUFFER)
#define RGBBUFFER (lcd_video_start + OFFSET_RGBBUFFER)
#define CMDSTRING_BASEADDR (0x00C000) /* iram */
#define BYTES_PER_CMDSTRING (0x80)
#define NR_OF_CMDSTRINGS (64)
#define MAX_NR_PRESTRINGS (0x40)
#define MAX_NR_POSTSTRINGS (0x40)
/* various mask definitions */
#define DUM_CLK_ENABLE 0x01
#define DUM_CLK_DISABLE 0
#define DUM_DECODE_MASK 0x1FFFFFFF
#define DUM_CHANNEL_CFG_MASK 0x01FF
#define DUM_CHANNEL_CFG_SYNC_MASK 0xFFFE00FF
#define DUM_CHANNEL_CFG_SYNC_MASK_SET 0x0CA00
#define SDUM_RETURNVAL_BASE (0x500)
#define CONF_SYNC_OFF (0x602)
#define CONF_SYNC_ON (0x603)
#define CONF_DIRTYDETECTION_OFF (0x600)
#define CONF_DIRTYDETECTION_ON (0x601)
/* Set the corresponding bit. */
#define BIT(n) (0x1U << (n))
struct dumchannel_uf {
int channelnr;
u32 *dirty;
u32 *source;
u32 x_offset;
u32 y_offset;
u32 width;
u32 height;
};
enum {
FB_TYPE_YUV,
FB_TYPE_RGB
};
struct cmdstring {
int channelnr;
uint16_t prestringlen;
uint16_t poststringlen;
uint16_t format;
uint16_t reserved;
uint16_t startaddr_low;
uint16_t startaddr_high;
uint16_t pixdatlen_low;
uint16_t pixdatlen_high;
u32 precmd[MAX_NR_PRESTRINGS];
u32 postcmd[MAX_NR_POSTSTRINGS];
};
struct dumchannel {
int channelnr;
int dum_ch_min;
int dum_ch_max;
int dum_ch_conf;
int dum_ch_stat;
int dum_ch_ctrl;
};
int pnx4008_alloc_dum_channel(int dev_id);
int pnx4008_free_dum_channel(int channr, int dev_id);
int pnx4008_get_dum_channel_uf(struct dumchannel_uf *pChan_uf, int dev_id);
int pnx4008_put_dum_channel_uf(struct dumchannel_uf chan_uf, int dev_id);
int pnx4008_set_dum_channel_sync(int channr, int val, int dev_id);
int pnx4008_set_dum_channel_dirty_detect(int channr, int val, int dev_id);
int pnx4008_force_dum_update_channel(int channr, int dev_id);
int pnx4008_get_dum_channel_config(int channr, int dev_id);
int pnx4008_sdum_mmap(struct fb_info *info, struct vm_area_struct *vma, struct device *dev);
int pnx4008_set_dum_exit_notification(int dev_id);
int pnx4008_get_fb_addresses(int fb_type, void **virt_addr,
dma_addr_t * phys_addr, int *fb_length);
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