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Diffstat (limited to 'include/video/tegra_dc_ext.h')
-rw-r--r-- | include/video/tegra_dc_ext.h | 259 |
1 files changed, 259 insertions, 0 deletions
diff --git a/include/video/tegra_dc_ext.h b/include/video/tegra_dc_ext.h new file mode 100644 index 000000000000..118184849d1b --- /dev/null +++ b/include/video/tegra_dc_ext.h @@ -0,0 +1,259 @@ +/* + * Copyright (C) 2011, NVIDIA Corporation + * + * Author: Robert Morell <rmorell@nvidia.com> + * Some code based on fbdev extensions written by: + * Erik Gilling <konkers@android.com> + * + * 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. + */ + +#ifndef __TEGRA_DC_EXT_H +#define __TEGRA_DC_EXT_H + +#include <linux/types.h> +#include <linux/ioctl.h> +#if defined(__KERNEL__) +# include <linux/time.h> +#else +# include <time.h> +# include <unistd.h> +#endif + +#define TEGRA_DC_EXT_FMT_P1 0 +#define TEGRA_DC_EXT_FMT_P2 1 +#define TEGRA_DC_EXT_FMT_P4 2 +#define TEGRA_DC_EXT_FMT_P8 3 +#define TEGRA_DC_EXT_FMT_B4G4R4A4 4 +#define TEGRA_DC_EXT_FMT_B5G5R5A 5 +#define TEGRA_DC_EXT_FMT_B5G6R5 6 +#define TEGRA_DC_EXT_FMT_AB5G5R5 7 +#define TEGRA_DC_EXT_FMT_B8G8R8A8 12 +#define TEGRA_DC_EXT_FMT_R8G8B8A8 13 +#define TEGRA_DC_EXT_FMT_B6x2G6x2R6x2A8 14 +#define TEGRA_DC_EXT_FMT_R6x2G6x2B6x2A8 15 +#define TEGRA_DC_EXT_FMT_YCbCr422 16 +#define TEGRA_DC_EXT_FMT_YUV422 17 +#define TEGRA_DC_EXT_FMT_YCbCr420P 18 +#define TEGRA_DC_EXT_FMT_YUV420P 19 +#define TEGRA_DC_EXT_FMT_YCbCr422P 20 +#define TEGRA_DC_EXT_FMT_YUV422P 21 +#define TEGRA_DC_EXT_FMT_YCbCr422R 22 +#define TEGRA_DC_EXT_FMT_YUV422R 23 +#define TEGRA_DC_EXT_FMT_YCbCr422RA 24 +#define TEGRA_DC_EXT_FMT_YUV422RA 25 + +#define TEGRA_DC_EXT_BLEND_NONE 0 +#define TEGRA_DC_EXT_BLEND_PREMULT 1 +#define TEGRA_DC_EXT_BLEND_COVERAGE 2 + +struct tegra_dc_ext_flip_windowattr { + __s32 index; + __u32 buff_id; + __u32 blend; + __u32 offset; + __u32 offset_u; + __u32 offset_v; + __u32 stride; + __u32 stride_uv; + __u32 pixformat; + /* + * x, y, w, h are fixed-point: 20 bits of integer (MSB) and 12 bits of + * fractional (LSB) + */ + __u32 x; + __u32 y; + __u32 w; + __u32 h; + __u32 out_x; + __u32 out_y; + __u32 out_w; + __u32 out_h; + __u32 z; + __u32 swap_interval; + struct timespec timestamp; + __u32 pre_syncpt_id; + __u32 pre_syncpt_val; + /* Leave some wiggle room for future expansion */ + __u32 pad[8]; +}; + +#define TEGRA_DC_EXT_FLIP_N_WINDOWS 3 + +struct tegra_dc_ext_flip { + struct tegra_dc_ext_flip_windowattr win[TEGRA_DC_EXT_FLIP_N_WINDOWS]; + __u32 post_syncpt_id; + __u32 post_syncpt_val; +}; + +/* + * Cursor image format: + * - Tegra hardware supports two colors: foreground and background, specified + * by the client in RGB8. + * - The image should be specified as two 1bpp bitmaps immediately following + * each other in memory. Each pixel in the final cursor will be constructed + * from the bitmaps with the following logic: + * bitmap1 bitmap0 + * (mask) (color) + * 1 0 transparent + * 1 1 inverted + * 0 0 background color + * 0 1 foreground color + * - Exactly one of the SIZE flags must be specified. + */ +#define TEGRA_DC_EXT_CURSOR_IMAGE_FLAGS_SIZE_32x32 1 +#define TEGRA_DC_EXT_CURSOR_IMAGE_FLAGS_SIZE_64x64 2 +struct tegra_dc_ext_cursor_image { + struct { + __u8 r; + __u8 g; + __u8 b; + } foreground, background; + __u32 buff_id; + __u32 flags; +}; + +/* Possible flags for struct nvdc_cursor's flags field */ +#define TEGRA_DC_EXT_CURSOR_FLAGS_VISIBLE 1 + +struct tegra_dc_ext_cursor { + __s16 x; + __s16 y; + __u32 flags; +}; + +/* + * Color conversion is performed as follows: + * + * r = sat(kyrgb * sat(y + yof) + kur * u + kvr * v) + * g = sat(kyrgb * sat(y + yof) + kug * u + kvg * v) + * b = sat(kyrgb * sat(y + yof) + kub * u + kvb * v) + * + * Coefficients should be specified as fixed-point values; the exact format + * varies for each coefficient. + * The format for each coefficient is listed below with the syntax: + * - A "s." prefix means that the coefficient has a sign bit (twos complement). + * - The first number is the number of bits in the integer component (not + * including the optional sign bit). + * - The second number is the number of bits in the fractional component. + * + * All three fields should be tightly packed, justified to the LSB of the + * 16-bit value. For example, the "s.2.8" value should be packed as: + * (MSB) 5 bits of 0, 1 bit of sign, 2 bits of integer, 8 bits of frac (LSB) + */ +struct tegra_dc_ext_csc { + __u32 win_index; + __u16 yof; /* s.7.0 */ + __u16 kyrgb; /* 2.8 */ + __u16 kur; /* s.2.8 */ + __u16 kvr; /* s.2.8 */ + __u16 kug; /* s.1.8 */ + __u16 kvg; /* s.1.8 */ + __u16 kub; /* s.2.8 */ + __u16 kvb; /* s.2.8 */ +}; + + +#define TEGRA_DC_EXT_FLAGS_ENABLED 1 +struct tegra_dc_ext_status { + __u32 flags; + /* Leave some wiggle room for future expansion */ + __u32 pad[3]; +}; + +#define TEGRA_DC_EXT_SET_NVMAP_FD \ + _IOW('D', 0x00, __s32) + +#define TEGRA_DC_EXT_GET_WINDOW \ + _IOW('D', 0x01, __u32) +#define TEGRA_DC_EXT_PUT_WINDOW \ + _IOW('D', 0x02, __u32) + +#define TEGRA_DC_EXT_FLIP \ + _IOWR('D', 0x03, struct tegra_dc_ext_flip) + +#define TEGRA_DC_EXT_GET_CURSOR \ + _IO('D', 0x04) +#define TEGRA_DC_EXT_PUT_CURSOR \ + _IO('D', 0x05) +#define TEGRA_DC_EXT_SET_CURSOR_IMAGE \ + _IOW('D', 0x06, struct tegra_dc_ext_cursor_image) +#define TEGRA_DC_EXT_SET_CURSOR \ + _IOW('D', 0x07, struct tegra_dc_ext_cursor) + +#define TEGRA_DC_EXT_SET_CSC \ + _IOW('D', 0x08, struct tegra_dc_ext_csc) + +#define TEGRA_DC_EXT_GET_STATUS \ + _IOR('D', 0x09, struct tegra_dc_ext_status) + +/* + * Returns the auto-incrementing vblank syncpoint for the head associated with + * this device node + */ +#define TEGRA_DC_EXT_GET_VBLANK_SYNCPT \ + _IOR('D', 0x09, __u32) + + +enum tegra_dc_ext_control_output_type { + TEGRA_DC_EXT_DSI, + TEGRA_DC_EXT_LVDS, + TEGRA_DC_EXT_VGA, + TEGRA_DC_EXT_HDMI, + TEGRA_DC_EXT_DVI, +}; + +/* + * Get the properties for a given output. + * + * handle (in): Which output to query + * type (out): Describes the type of the output + * connected (out): Non-zero iff the output is currently connected + * associated_head (out): The head number that the output is currently + * bound to. -1 iff the output is not associated with any head. + * head_mask (out): Bitmask of which heads the output may be bound to (some + * outputs are permanently bound to a single head). + */ +struct tegra_dc_ext_control_output_properties { + __u32 handle; + enum tegra_dc_ext_control_output_type type; + __u32 connected; + __s32 associated_head; + __u32 head_mask; +}; + +struct tegra_dc_ext_control_output_edid { + __u32 handle; + __u32 size; + void *data; +}; + +struct tegra_dc_ext_event { + __u32 type; + ssize_t data_size; + char data[0]; +}; + +#define TEGRA_DC_EXT_EVENT_HOTPLUG 0x1 +struct tegra_dc_ext_control_event_hotplug { + __u32 handle; +}; + +#define TEGRA_DC_EXT_CONTROL_GET_NUM_OUTPUTS \ + _IOR('C', 0x00, __u32) +#define TEGRA_DC_EXT_CONTROL_GET_OUTPUT_PROPERTIES \ + _IOWR('C', 0x01, struct tegra_dc_ext_control_output_properties) +#define TEGRA_DC_EXT_CONTROL_GET_OUTPUT_EDID \ + _IOWR('C', 0x02, struct tegra_dc_ext_control_output_edid) +#define TEGRA_DC_EXT_CONTROL_SET_EVENT_MASK \ + _IOW('C', 0x03, __u32) + +#endif /* __TEGRA_DC_EXT_H */ |