diff options
Diffstat (limited to 'drivers/video/pnx4008/sdum.h')
| -rw-r--r-- | drivers/video/pnx4008/sdum.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/drivers/video/pnx4008/sdum.h b/drivers/video/pnx4008/sdum.h new file mode 100644 index 00000000000..e8c5dcdd881 --- /dev/null +++ b/drivers/video/pnx4008/sdum.h @@ -0,0 +1,139 @@ +/* + * 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); |