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Diffstat (limited to 'include/media/davinci/vpbe_osd.h')
| -rw-r--r-- | include/media/davinci/vpbe_osd.h | 395 |
1 files changed, 395 insertions, 0 deletions
diff --git a/include/media/davinci/vpbe_osd.h b/include/media/davinci/vpbe_osd.h new file mode 100644 index 000000000..de59364d7 --- /dev/null +++ b/include/media/davinci/vpbe_osd.h @@ -0,0 +1,395 @@ +/* + * Copyright (C) 2007-2009 Texas Instruments Inc + * Copyright (C) 2007 MontaVista Software, Inc. + * + * Andy Lowe (alowe@mvista.com), MontaVista Software + * - Initial version + * Murali Karicheri (mkaricheri@gmail.com), Texas Instruments Ltd. + * - ported to sub device interface + * + * 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 version 2.. + * + * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ +#ifndef _OSD_H +#define _OSD_H + +#include <media/davinci/vpbe_types.h> + +#define DM644X_VPBE_OSD_SUBDEV_NAME "dm644x,vpbe-osd" +#define DM365_VPBE_OSD_SUBDEV_NAME "dm365,vpbe-osd" +#define DM355_VPBE_OSD_SUBDEV_NAME "dm355,vpbe-osd" + +/** + * enum osd_layer + * @WIN_OSD0: On-Screen Display Window 0 + * @WIN_VID0: Video Window 0 + * @WIN_OSD1: On-Screen Display Window 1 + * @WIN_VID1: Video Window 1 + * + * Description: + * An enumeration of the osd display layers. + */ +enum osd_layer { + WIN_OSD0, + WIN_VID0, + WIN_OSD1, + WIN_VID1, +}; + +/** + * enum osd_win_layer + * @OSDWIN_OSD0: On-Screen Display Window 0 + * @OSDWIN_OSD1: On-Screen Display Window 1 + * + * Description: + * An enumeration of the OSD Window layers. + */ +enum osd_win_layer { + OSDWIN_OSD0, + OSDWIN_OSD1, +}; + +/** + * enum osd_pix_format + * @PIXFMT_1BPP: 1-bit-per-pixel bitmap + * @PIXFMT_2BPP: 2-bits-per-pixel bitmap + * @PIXFMT_4BPP: 4-bits-per-pixel bitmap + * @PIXFMT_8BPP: 8-bits-per-pixel bitmap + * @PIXFMT_RGB565: 16-bits-per-pixel RGB565 + * @PIXFMT_YCbCrI: YUV 4:2:2 + * @PIXFMT_RGB888: 24-bits-per-pixel RGB888 + * @PIXFMT_YCrCbI: YUV 4:2:2 with chroma swap + * @PIXFMT_NV12: YUV 4:2:0 planar + * @PIXFMT_OSD_ATTR: OSD Attribute Window pixel format (4bpp) + * + * Description: + * An enumeration of the DaVinci pixel formats. + */ +enum osd_pix_format { + PIXFMT_1BPP = 0, + PIXFMT_2BPP, + PIXFMT_4BPP, + PIXFMT_8BPP, + PIXFMT_RGB565, + PIXFMT_YCBCRI, + PIXFMT_RGB888, + PIXFMT_YCRCBI, + PIXFMT_NV12, + PIXFMT_OSD_ATTR, +}; + +/** + * enum osd_h_exp_ratio + * @H_EXP_OFF: no expansion (1/1) + * @H_EXP_9_OVER_8: 9/8 expansion ratio + * @H_EXP_3_OVER_2: 3/2 expansion ratio + * + * Description: + * An enumeration of the available horizontal expansion ratios. + */ +enum osd_h_exp_ratio { + H_EXP_OFF, + H_EXP_9_OVER_8, + H_EXP_3_OVER_2, +}; + +/** + * enum osd_v_exp_ratio + * @V_EXP_OFF: no expansion (1/1) + * @V_EXP_6_OVER_5: 6/5 expansion ratio + * + * Description: + * An enumeration of the available vertical expansion ratios. + */ +enum osd_v_exp_ratio { + V_EXP_OFF, + V_EXP_6_OVER_5, +}; + +/** + * enum osd_zoom_factor + * @ZOOM_X1: no zoom (x1) + * @ZOOM_X2: x2 zoom + * @ZOOM_X4: x4 zoom + * + * Description: + * An enumeration of the available zoom factors. + */ +enum osd_zoom_factor { + ZOOM_X1, + ZOOM_X2, + ZOOM_X4, +}; + +/** + * enum osd_clut + * @ROM_CLUT: ROM CLUT + * @RAM_CLUT: RAM CLUT + * + * Description: + * An enumeration of the available Color Lookup Tables (CLUTs). + */ +enum osd_clut { + ROM_CLUT, + RAM_CLUT, +}; + +/** + * enum osd_rom_clut + * @ROM_CLUT0: Macintosh CLUT + * @ROM_CLUT1: CLUT from DM270 and prior devices + * + * Description: + * An enumeration of the ROM Color Lookup Table (CLUT) options. + */ +enum osd_rom_clut { + ROM_CLUT0, + ROM_CLUT1, +}; + +/** + * enum osd_blending_factor + * @OSD_0_VID_8: OSD pixels are fully transparent + * @OSD_1_VID_7: OSD pixels contribute 1/8, video pixels contribute 7/8 + * @OSD_2_VID_6: OSD pixels contribute 2/8, video pixels contribute 6/8 + * @OSD_3_VID_5: OSD pixels contribute 3/8, video pixels contribute 5/8 + * @OSD_4_VID_4: OSD pixels contribute 4/8, video pixels contribute 4/8 + * @OSD_5_VID_3: OSD pixels contribute 5/8, video pixels contribute 3/8 + * @OSD_6_VID_2: OSD pixels contribute 6/8, video pixels contribute 2/8 + * @OSD_8_VID_0: OSD pixels are fully opaque + * + * Description: + * An enumeration of the DaVinci pixel blending factor options. + */ +enum osd_blending_factor { + OSD_0_VID_8, + OSD_1_VID_7, + OSD_2_VID_6, + OSD_3_VID_5, + OSD_4_VID_4, + OSD_5_VID_3, + OSD_6_VID_2, + OSD_8_VID_0, +}; + +/** + * enum osd_blink_interval + * @BLINK_X1: blink interval is 1 vertical refresh cycle + * @BLINK_X2: blink interval is 2 vertical refresh cycles + * @BLINK_X3: blink interval is 3 vertical refresh cycles + * @BLINK_X4: blink interval is 4 vertical refresh cycles + * + * Description: + * An enumeration of the DaVinci pixel blinking interval options. + */ +enum osd_blink_interval { + BLINK_X1, + BLINK_X2, + BLINK_X3, + BLINK_X4, +}; + +/** + * enum osd_cursor_h_width + * @H_WIDTH_1: horizontal line width is 1 pixel + * @H_WIDTH_4: horizontal line width is 4 pixels + * @H_WIDTH_8: horizontal line width is 8 pixels + * @H_WIDTH_12: horizontal line width is 12 pixels + * @H_WIDTH_16: horizontal line width is 16 pixels + * @H_WIDTH_20: horizontal line width is 20 pixels + * @H_WIDTH_24: horizontal line width is 24 pixels + * @H_WIDTH_28: horizontal line width is 28 pixels + */ +enum osd_cursor_h_width { + H_WIDTH_1, + H_WIDTH_4, + H_WIDTH_8, + H_WIDTH_12, + H_WIDTH_16, + H_WIDTH_20, + H_WIDTH_24, + H_WIDTH_28, +}; + +/** + * enum davinci_cursor_v_width + * @V_WIDTH_1: vertical line width is 1 line + * @V_WIDTH_2: vertical line width is 2 lines + * @V_WIDTH_4: vertical line width is 4 lines + * @V_WIDTH_6: vertical line width is 6 lines + * @V_WIDTH_8: vertical line width is 8 lines + * @V_WIDTH_10: vertical line width is 10 lines + * @V_WIDTH_12: vertical line width is 12 lines + * @V_WIDTH_14: vertical line width is 14 lines + */ +enum osd_cursor_v_width { + V_WIDTH_1, + V_WIDTH_2, + V_WIDTH_4, + V_WIDTH_6, + V_WIDTH_8, + V_WIDTH_10, + V_WIDTH_12, + V_WIDTH_14, +}; + +/** + * struct osd_cursor_config + * @xsize: horizontal size in pixels + * @ysize: vertical size in lines + * @xpos: horizontal offset in pixels from the left edge of the display + * @ypos: vertical offset in lines from the top of the display + * @interlaced: Non-zero if the display is interlaced, or zero otherwise + * @h_width: horizontal line width + * @v_width: vertical line width + * @clut: the CLUT selector (ROM or RAM) for the cursor color + * @clut_index: an index into the CLUT for the cursor color + * + * Description: + * A structure describing the configuration parameters of the hardware + * rectangular cursor. + */ +struct osd_cursor_config { + unsigned xsize; + unsigned ysize; + unsigned xpos; + unsigned ypos; + int interlaced; + enum osd_cursor_h_width h_width; + enum osd_cursor_v_width v_width; + enum osd_clut clut; + unsigned char clut_index; +}; + +/** + * struct osd_layer_config + * @pixfmt: pixel format + * @line_length: offset in bytes between start of each line in memory + * @xsize: number of horizontal pixels displayed per line + * @ysize: number of lines displayed + * @xpos: horizontal offset in pixels from the left edge of the display + * @ypos: vertical offset in lines from the top of the display + * @interlaced: Non-zero if the display is interlaced, or zero otherwise + * + * Description: + * A structure describing the configuration parameters of an On-Screen Display + * (OSD) or video layer related to how the image is stored in memory. + * @line_length must be a multiple of the cache line size (32 bytes). + */ +struct osd_layer_config { + enum osd_pix_format pixfmt; + unsigned line_length; + unsigned xsize; + unsigned ysize; + unsigned xpos; + unsigned ypos; + int interlaced; +}; + +/* parameters that apply on a per-window (OSD or video) basis */ +struct osd_window_state { + int is_allocated; + int is_enabled; + unsigned long fb_base_phys; + enum osd_zoom_factor h_zoom; + enum osd_zoom_factor v_zoom; + struct osd_layer_config lconfig; +}; + +/* parameters that apply on a per-OSD-window basis */ +struct osd_osdwin_state { + enum osd_clut clut; + enum osd_blending_factor blend; + int colorkey_blending; + unsigned colorkey; + int rec601_attenuation; + /* index is pixel value */ + unsigned char palette_map[16]; +}; + +/* hardware rectangular cursor parameters */ +struct osd_cursor_state { + int is_enabled; + struct osd_cursor_config config; +}; + +struct osd_state; + +struct vpbe_osd_ops { + int (*initialize)(struct osd_state *sd); + int (*request_layer)(struct osd_state *sd, enum osd_layer layer); + void (*release_layer)(struct osd_state *sd, enum osd_layer layer); + int (*enable_layer)(struct osd_state *sd, enum osd_layer layer, + int otherwin); + void (*disable_layer)(struct osd_state *sd, enum osd_layer layer); + int (*set_layer_config)(struct osd_state *sd, enum osd_layer layer, + struct osd_layer_config *lconfig); + void (*get_layer_config)(struct osd_state *sd, enum osd_layer layer, + struct osd_layer_config *lconfig); + void (*start_layer)(struct osd_state *sd, enum osd_layer layer, + unsigned long fb_base_phys, + unsigned long cbcr_ofst); + void (*set_left_margin)(struct osd_state *sd, u32 val); + void (*set_top_margin)(struct osd_state *sd, u32 val); + void (*set_interpolation_filter)(struct osd_state *sd, int filter); + int (*set_vid_expansion)(struct osd_state *sd, + enum osd_h_exp_ratio h_exp, + enum osd_v_exp_ratio v_exp); + void (*get_vid_expansion)(struct osd_state *sd, + enum osd_h_exp_ratio *h_exp, + enum osd_v_exp_ratio *v_exp); + void (*set_zoom)(struct osd_state *sd, enum osd_layer layer, + enum osd_zoom_factor h_zoom, + enum osd_zoom_factor v_zoom); +}; + +struct osd_state { + enum vpbe_version vpbe_type; + spinlock_t lock; + struct device *dev; + dma_addr_t osd_base_phys; + void __iomem *osd_base; + unsigned long osd_size; + /* 1-->the isr will toggle the VID0 ping-pong buffer */ + int pingpong; + int interpolation_filter; + int field_inversion; + enum osd_h_exp_ratio osd_h_exp; + enum osd_v_exp_ratio osd_v_exp; + enum osd_h_exp_ratio vid_h_exp; + enum osd_v_exp_ratio vid_v_exp; + enum osd_clut backg_clut; + unsigned backg_clut_index; + enum osd_rom_clut rom_clut; + int is_blinking; + /* attribute window blinking enabled */ + enum osd_blink_interval blink; + /* YCbCrI or YCrCbI */ + enum osd_pix_format yc_pixfmt; + /* columns are Y, Cb, Cr */ + unsigned char clut_ram[256][3]; + struct osd_cursor_state cursor; + /* OSD0, VID0, OSD1, VID1 */ + struct osd_window_state win[4]; + /* OSD0, OSD1 */ + struct osd_osdwin_state osdwin[2]; + /* OSD device Operations */ + struct vpbe_osd_ops ops; +}; + +struct osd_platform_data { + int field_inv_wa_enable; +}; + +#endif |