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      1 #ifndef _H_MSM_VPU_H_
      2 #define _H_MSM_VPU_H_
      3 
      4 #include <linux/videodev2.h>
      5 
      6 /*
      7  * V 4 L 2   E X T E N S I O N S   B Y   V P U
      8  */
      9 
     10 /*
     11  * v4l2_buffer:
     12  *
     13  * VPU uses multi-plane v4l2_buffer in the following manner:
     14  * each plane can be a separate ION buffer, or all planes are from the
     15  * same ION buffer (under this case all planes have the same fd, but different
     16  * offset).
     17  *
     18  * For struct v4l2_plane
     19  *   fd: ION fd representing the ION buffer this plane is from
     20  *   reserved[0]: offset of this plane from the start of the ION buffer in
     21  *		bytes. Needed when all planes are from the same ION buffer.
     22  */
     23 #define V4L2_PLANE_MEM_OFFSET		0
     24 
     25 /*
     26  * struct v4l2_format:
     27  * always use v4l2_pix_format_mplane, even when there is only one plane
     28  *
     29  * v4l2_pix_format_mplane:
     30  *
     31  * VPU uses v4l2_pix_format_mplane for pixel format configuration
     32  * The following members of this structure is either extended or changed:
     33  *    pixelformat: extended, a few more private formats added
     34  *    colorspace:  possible values are enum vpu_colorspace
     35  *    field: when it is V4L2_FIELD_ALTERNATE, flags from vpu format extension
     36  *           specifies which field first.
     37  *    reserved[]:  VPU format extension. struct v4l2_format_vpu_extension
     38  */
     39 enum vpu_colorspace {
     40 	VPU_CS_MIN = 0,
     41 	/* RGB with full range*/
     42 	VPU_CS_RGB_FULL = 1,
     43 	/* RGB with limited range*/
     44 	VPU_CS_RGB_LIMITED = 2,
     45 	/* REC 601 with full range */
     46 	VPU_CS_REC601_FULL = 3,
     47 	/* REC 601 with limited range */
     48 	VPU_CS_REC601_LIMITED = 4,
     49 	/* REC 709 with full range */
     50 	VPU_CS_REC709_FULL = 5,
     51 	/* REC 709 with limited range */
     52 	VPU_CS_REC709_LIMITED = 6,
     53 	/* SMPTE 240 with full range */
     54 	VPU_CS_SMPTE240_FULL = 7,
     55 	/* SMPTE 240 with limited range */
     56 	VPU_CS_SMPTE240_LIMITED = 8,
     57 	VPU_CS_MAX = 9,
     58 };
     59 
     60 
     61 #define VPU_FMT_EXT_FLAG_BT	1	/* bottom field first */
     62 #define VPU_FMT_EXT_FLAG_TB	2	/* top field first */
     63 #define VPU_FMT_EXT_FLAG_3D	4	/* 3D format */
     64 struct v4l2_format_vpu_extension {
     65 	__u8		flag;
     66 	__u8		gap_in_lines;
     67 };
     68 
     69 /*
     70  * Supported pixel formats:
     71  *
     72  * VPU supported pixel format fourcc codes (use in s_fmt pixelformat field).
     73  *	Can be enumerated using VIDIOC_ENUM_FMT
     74  *
     75  * Standard V4L2 formats, defined in videodev2.h :
     76  *
     77  * V4L2_PIX_FMT_RGB24		24 bit RGB-8-8-8
     78  * V4L2_PIX_FMT_RGB32		32 bit XRGB-8-8-8-8
     79  * V4L2_PIX_FMT_BGR24		24 bit BGR-8-8-8
     80  * V4L2_PIX_FMT_BGR32		32 bit BGRX-8-8-8-8
     81  *
     82  * V4L2_PIX_FMT_NV12		12 bit YUV 4:2:0  semi-planar NV12
     83  * V4L2_PIX_FMT_NV21		12 bit YUV 4:2:0  semi-planar NV21
     84  * V4L2_PIX_FMT_YUYV		16 bit YUYV 4:2:2 interleaved
     85  * V4L2_PIX_FMT_YVYU		16 bit YVYU 4:2:2 interleaved
     86  * V4L2_PIX_FMT_UYVY		16 bit UYVY 4:2:2 interleaved
     87  * V4L2_PIX_FMT_VYUY		16 bit VYUY 4:2:2 interleaved
     88  *
     89  *
     90  * Private VPU formats, defined here :
     91  *
     92  * V4L2_PIX_FMT_XRGB2		32 bit XRGB-2-10-10-10
     93  * V4L2_PIX_FMT_XBGR2		32 bit XBGR-2-10-10-10
     94  *
     95  * V4L2_PIX_FMT_YUYV10		24 bit YUYV 4:2:2  10 bit per component loose
     96  * V4L2_PIX_FMT_YUV8		24 bit YUV 4:4:4   8 bit per component
     97  * V4L2_PIX_FMT_YUV10		32 bit YUV 4:4:4   10 bit per component loose
     98  * V4L2_PIX_FMT_YUYV10BWC	10 bit YUYV 4:2:2  compressed, for output only
     99  */
    100 #define V4L2_PIX_FMT_XRGB2		v4l2_fourcc('X', 'R', 'G', '2')
    101 #define V4L2_PIX_FMT_XBGR2		v4l2_fourcc('X', 'B', 'G', '2')
    102 #define V4L2_PIX_FMT_YUYV10		v4l2_fourcc('Y', 'U', 'Y', 'L')
    103 #define V4L2_PIX_FMT_YUV8		v4l2_fourcc('Y', 'U', 'V', '8')
    104 #define V4L2_PIX_FMT_YUV10		v4l2_fourcc('Y', 'U', 'V', 'L')
    105 #define V4L2_PIX_FMT_YUYV10BWC		v4l2_fourcc('Y', 'B', 'W', 'C')
    106 
    107 /*
    108  * VIDIOC_S_INPUT/VIDIOC_S_OUTPUT
    109  *
    110  * The single integer passed by these commands specifies port type in the
    111  * lower 16 bits, and pipe bit mask in the higher 16 bits.
    112  */
    113 /* input / output types */
    114 #define VPU_INPUT_TYPE_HOST			0
    115 #define VPU_INPUT_TYPE_VCAP			1
    116 #define VPU_OUTPUT_TYPE_HOST			0
    117 #define VPU_OUTPUT_TYPE_DISPLAY			1
    118 
    119 /* input / output pipe bit fields */
    120 #define VPU_PIPE_VCAP0			(1 << 16)
    121 #define VPU_PIPE_VCAP1			(1 << 17)
    122 #define VPU_PIPE_DISPLAY0		(1 << 18)
    123 #define VPU_PIPE_DISPLAY1		(1 << 19)
    124 #define VPU_PIPE_DISPLAY2		(1 << 20)
    125 #define VPU_PIPE_DISPLAY3		(1 << 21)
    126 
    127 /*
    128  * V P U   E V E N T S :   I D s   A N D   D A T A   P A Y L O A D S
    129  */
    130 
    131 /*
    132  * Event ID: set in type field of struct v4l2_event
    133  * payload: returned in u.data array of struct v4l2_event
    134  *
    135  *
    136  * VPU_EVENT_FLUSH_DONE: Done flushing buffers after VPU_FLUSH_BUFS ioctl
    137  * payload data: enum v4l2_buf_type (buffer type of flushed port)
    138  *
    139  * VPU_EVENT_ACTIVE_REGION_CHANGED: New Active Region Detected
    140  * payload data: struct v4l2_rect (new active region rectangle)
    141  *
    142  * VPU_EVENT_SESSION_TIMESTAMP: New Session timestamp
    143  * payload data: vpu_frame_timestamp_info
    144  *
    145  *
    146  * VPU_EVENT_HW_ERROR: a hardware error occurred in VPU
    147  * payload data: NULL
    148  *
    149  * VPU_EVENT_INVALID_CONFIG: invalid VPU session configuration
    150  * payload data: NULL
    151  *
    152  * VPU_EVENT_FAILED_SESSION_STREAMING: Failed to stream session
    153  * payload data: NULL
    154  */
    155 #define VPU_PRIVATE_EVENT_BASE (V4L2_EVENT_PRIVATE_START + 6 * 1000)
    156 enum VPU_PRIVATE_EVENT {
    157 	VPU_EVENT_START = VPU_PRIVATE_EVENT_BASE,
    158 
    159 	VPU_EVENT_FLUSH_DONE = VPU_EVENT_START + 1,
    160 	VPU_EVENT_ACTIVE_REGION_CHANGED = VPU_EVENT_START + 2,
    161 	VPU_EVENT_SESSION_TIMESTAMP = VPU_EVENT_START + 3,
    162 
    163 	VPU_EVENT_HW_ERROR = VPU_EVENT_START + 11,
    164 	VPU_EVENT_INVALID_CONFIG = VPU_EVENT_START + 12,
    165 	VPU_EVENT_FAILED_SESSION_STREAMING = VPU_EVENT_START + 13,
    166 
    167 	VPU_EVENT_END
    168 };
    169 
    170 
    171 /*
    172  * V P U   CO N T R O L S :   S T R U C T S   A N D   I D s
    173  *
    174  * Controls are video processing parameters
    175  */
    176 
    177 /*
    178  * Standard VPU Controls
    179  */
    180 struct vpu_ctrl_standard {
    181 	__u32 enable;		/* boolean: 0=disable, else=enable */
    182 	__s32 value;
    183 };
    184 
    185 struct vpu_ctrl_auto_manual {
    186 	__u32 enable;		/* boolean: 0=disable, else=enable */
    187 	__u32 auto_mode;	/* boolean: 0=manual, else=automatic */
    188 	__s32 value;
    189 };
    190 
    191 struct vpu_ctrl_range_mapping {
    192 	__u32 enable;		/* boolean: 0=disable, else=enable */
    193 	__u32 y_range;		/* the range mapping set for Y [0, 7] */
    194 	__u32 uv_range;		/* the range mapping set for UV [0, 7] */
    195 };
    196 
    197 #define VPU_ACTIVE_REGION_N_EXCLUSIONS 1
    198 struct vpu_ctrl_active_region_param {
    199 	__u32               enable; /* boolean: 0=disable, else=enable */
    200 	/* number of exclusion regions */
    201 	__u32               num_exclusions;
    202 	/* roi where active region detection is applied */
    203 	struct v4l2_rect    detection_region;
    204 	/* roi(s) excluded from active region detection*/
    205 	struct v4l2_rect    excluded_regions[VPU_ACTIVE_REGION_N_EXCLUSIONS];
    206 };
    207 
    208 struct vpu_ctrl_deinterlacing_mode {
    209 	__u32 field_polarity;
    210 	__u32 mvp_mode;
    211 };
    212 
    213 struct vpu_ctrl_hqv {
    214 	__u32 enable;
    215 	/* strength control of all sharpening features [0, 100] */
    216 	__u32 sharpen_strength;
    217 	/* strength control of Auto NR feature [0, 100] */
    218 	__u32 auto_nr_strength;
    219 };
    220 
    221 struct vpu_info_frame_timestamp {
    222 	/* presentation timestamp of the frame */
    223 	__u32 pts_low;
    224 	__u32 pts_high;
    225 	/* qtimer snapshot */
    226 	__u32 qtime_low;
    227 	__u32 qtime_high;
    228 };
    229 
    230 struct vpu_control {
    231 	__u32 control_id;
    232 	union control_data {
    233 		__s32 value;
    234 		struct vpu_ctrl_standard standard;
    235 		struct vpu_ctrl_auto_manual auto_manual;
    236 		struct vpu_ctrl_range_mapping range_mapping;
    237 		struct vpu_ctrl_active_region_param active_region_param;
    238 		struct v4l2_rect active_region_result;
    239 		struct vpu_ctrl_deinterlacing_mode deinterlacing_mode;
    240 		struct vpu_ctrl_hqv hqv;
    241 		struct vpu_info_frame_timestamp timestamp;
    242 		__u8 reserved[124];
    243 	} data;
    244 };
    245 
    246 /*
    247  * IDs for standard controls (use in control_id field of struct vpu_control)
    248  *
    249  * VPU_CTRL_NOISE_REDUCTION: noise reduction level, data: auto_manual,
    250  * value: [0, 100] (step in increments of 25).
    251  *
    252  * VPU_CTRL_IMAGE_ENHANCEMENT: image enhancement level, data: auto_manual,
    253  * value: [-100, 100] (step in increments of 1).
    254  *
    255  * VPU_CTRL_ANAMORPHIC_SCALING: anamorphic scaling config, data: standard,
    256  * value: [0, 100] (step in increments of 1).
    257  *
    258  * VPU_CTRL_DIRECTIONAL_INTERPOLATION: directional interpolation config
    259  * data: standard, value: [0, 100] (step in increments of 1).
    260  *
    261  * VPU_CTRL_BACKGROUND_COLOR: , data: value,
    262  * value: red[0:7] green[8:15] blue[16:23] alpha[24:31]
    263  *
    264  * VPU_CTRL_RANGE_MAPPING: Y/UV range mapping, data: range_mapping,
    265  * y_range: [0, 7], uv_range: [0, 7] (step in increments of 1).
    266  *
    267  * VPU_CTRL_DEINTERLACING_MODE: deinterlacing mode, data: deinterlacing_mode,
    268  * field_polarity: [0, 2], mvp_mode: [0, 2] (step in increments of 1).
    269  *
    270  * VPU_CTRL_ACTIVE_REGION_PARAM: active region detection parameters (set only)
    271  * data: active_region_param,
    272  *
    273  * VPU_CTRL_ACTIVE_REGION_RESULT: detected active region roi (get only)
    274  * data: active_region_result
    275  *
    276  * VPU_CTRL_PRIORITY: Session priority, data: value,
    277  * value: high 100, normal 50
    278  *
    279  * VPU_CTRL_CONTENT_PROTECTION: input content protection status, data: value,
    280  * value: secure 1, non-secure 0
    281  *
    282  * VPU_CTRL_DISPLAY_REFRESH_RATE: display refresh rate (set only)
    283  * data: value (set to __u32 16.16 format)
    284  *
    285  * VPU_CTRL_HQV: hqv block config, data: hqv,
    286  * sharpen_strength: [0, 100] (step in increments of 25),
    287  * auto_nr_strength: [0, 100] (step in increments of 1).
    288  *
    289  * VPU_CTRL_HQV_SHARPEN: , data: value,
    290  * sharpen_strength: [0, 100] (step in increments of 1).
    291  *
    292  * VPU_CTRL_HQV_AUTONR: , data: value,
    293  * auto_nr_strength: [0, 100] (step in increments of 1).
    294  *
    295  * VPU_CTRL_ACE: , data: value
    296  *
    297  * VPU_CTRL_ACE_BRIGHTNESS: , data: value,
    298  * value: [-100, 100] (step in increments of 1).
    299  *
    300  * VPU_CTRL_ACE_CONTRAST: , data: value,
    301  * value: [-100, 100] (step in increments of 1).
    302  *
    303  * VPU_CTRL_2D3D: , data: value,
    304  * value: 1 enabled, 0 disabled
    305  *
    306  * VPU_CTRL_2D3D_DEPTH: , data: value,
    307  * value: [0, 100] (step in increments of 1).
    308  *
    309  * VPU_CTRL_TIMESTAMP_INFO_MODE: timestamp reporting mode,
    310  *  data: value specifying how frequent a timestamp reporting info, value
    311  *  is in frames
    312  *
    313  * VPU_INFO_TIMESTAMP: timestamp information (get only)
    314  *  data: struct vpu_frame_timestamp_info
    315  *
    316  * VPU_CTRL_FRC: enable/disable FRC, data: value,
    317  * value: 1 enable, 0 disable
    318  *
    319  * VPU_CTRL_FRC_MOTION_SMOOTHNESS: , data: value,
    320  * value: [0, 100] (step in increments of 1).
    321  *
    322  * VPU_CTRL_FRC_MOTION_CLEAR: , data: value,
    323  * value: [0, 100] (step in increments of 1).
    324  *
    325  * VPU_CTRL_LATENCY: session latency, data: value in us
    326  *
    327  * VPU_CTRL_LATENCY_MODE: data: value (ultra low, low, etc.)
    328  *
    329  * VPU_INFO_STATISTICS: frames dropped, etc (get only),
    330  *  data: reserved
    331  */
    332 #define VPU_CTRL_ID_MIN						0
    333 
    334 #define VPU_CTRL_NOISE_REDUCTION				1
    335 #define VPU_CTRL_IMAGE_ENHANCEMENT				2
    336 #define VPU_CTRL_ANAMORPHIC_SCALING				3
    337 #define VPU_CTRL_DIRECTIONAL_INTERPOLATION			4
    338 #define VPU_CTRL_BACKGROUND_COLOR				5
    339 #define VPU_CTRL_RANGE_MAPPING					6
    340 #define VPU_CTRL_DEINTERLACING_MODE				7
    341 #define VPU_CTRL_ACTIVE_REGION_PARAM				8
    342 #define VPU_CTRL_ACTIVE_REGION_RESULT				9
    343 #define VPU_CTRL_PRIORITY					10
    344 #define VPU_CTRL_CONTENT_PROTECTION				11
    345 #define VPU_CTRL_DISPLAY_REFRESH_RATE				12
    346 
    347 #define VPU_CTRL_HQV						20
    348 #define VPU_CTRL_HQV_SHARPEN					21
    349 #define VPU_CTRL_HQV_AUTONR					22
    350 #define VPU_CTRL_ACE						23
    351 #define VPU_CTRL_ACE_BRIGHTNESS					24
    352 #define VPU_CTRL_ACE_CONTRAST					25
    353 #define VPU_CTRL_2D3D						26
    354 #define VPU_CTRL_2D3D_DEPTH					27
    355 #define VPU_CTRL_FRC						28
    356 #define VPU_CTRL_FRC_MOTION_SMOOTHNESS				29
    357 #define VPU_CTRL_FRC_MOTION_CLEAR				30
    358 
    359 #define VPU_INFO_TIMESTAMP					35
    360 #define VPU_CTRL_TIMESTAMP_INFO_MODE				36
    361 #define VPU_INFO_STATISTICS					37
    362 #define VPU_CTRL_LATENCY					38
    363 #define VPU_CTRL_LATENCY_MODE					39
    364 
    365 #define VPU_CTRL_ID_MAX						40
    366 
    367 
    368 /*
    369  * Extended VPU Controls (large data payloads)
    370  */
    371 #define VPU_MAX_EXT_DATA_SIZE	720
    372 struct vpu_control_extended {
    373 	/*
    374 	 * extended control type
    375 	 * 0: system
    376 	 * 1: session
    377 	 */
    378 	__u32 type;
    379 
    380 	/*
    381 	 * size and ptr of the data to send
    382 	 * maximum VPU_MAX_EXT_DATA_SIZE bytes
    383 	 */
    384 	__u32 data_len;
    385 	void __user *data_ptr;
    386 
    387 	/*
    388 	 * size and ptr of the buffer to recv data
    389 	 * maximum VPU_MAX_EXT_DATA_SIZE bytes
    390 	 */
    391 	__u32 buf_size;
    392 	void __user *buf_ptr;
    393 };
    394 
    395 /*
    396  * Port specific controls
    397  */
    398 struct vpu_control_port {
    399 	__u32 control_id;
    400 	__u32 port;	/* 0: INPUT, 1: OUTPUT */
    401 	union control_port_data {
    402 		__u32 framerate;
    403 	} data;
    404 };
    405 
    406 /*
    407  * IDs for port controls (use in control_id field of struct vpu_control_port)
    408  *
    409  * VPU_CTRL_FPS: set frame rate, data: __u32, 16.16 format
    410  */
    411 #define	VPU_CTRL_FPS				1000
    412 
    413 
    414 /*
    415  * V P U   D E V I C E   P R I V A T E   I O C T L   C O D E S
    416  */
    417 
    418 /* VPU Session ioctls */
    419 #define VPU_QUERY_SESSIONS	_IOR('V', (BASE_VIDIOC_PRIVATE + 0), int)
    420 #define VPU_ATTACH_TO_SESSION	_IOW('V', (BASE_VIDIOC_PRIVATE + 1), int)
    421 #define VPU_CREATE_SESSION	_IOR('V', (BASE_VIDIOC_PRIVATE + 2), int)
    422 
    423 /* Explicit commit of session configuration */
    424 #define VPU_COMMIT_CONFIGURATION    _IO('V', (BASE_VIDIOC_PRIVATE + 10))
    425 
    426 /* Flush all buffers of given type (port) */
    427 #define VPU_FLUSH_BUFS		_IOW('V', (BASE_VIDIOC_PRIVATE + 15), \
    428 		enum v4l2_buf_type)
    429 
    430 /* VPU controls get/set ioctls (for most controls with small data) */
    431 #define VPU_G_CONTROL		_IOWR('V', (BASE_VIDIOC_PRIVATE + 20), \
    432 						struct vpu_control)
    433 #define VPU_S_CONTROL		_IOW('V', (BASE_VIDIOC_PRIVATE + 21), \
    434 						struct vpu_control)
    435 
    436 /* extended control set/get ioctls (large data payloads) */
    437 #define VPU_G_CONTROL_EXTENDED	_IOWR('V', (BASE_VIDIOC_PRIVATE + 22), \
    438 		struct vpu_control_extended)
    439 #define VPU_S_CONTROL_EXTENDED	_IOW('V', (BASE_VIDIOC_PRIVATE + 23), \
    440 		struct vpu_control_extended)
    441 
    442 /* VPU port (input/output) specific controls get/set ioctls */
    443 #define VPU_G_CONTROL_PORT	_IOWR('V', (BASE_VIDIOC_PRIVATE + 24), \
    444 						struct vpu_control_port)
    445 #define VPU_S_CONTROL_PORT	_IOW('V', (BASE_VIDIOC_PRIVATE + 25), \
    446 						struct vpu_control_port)
    447 
    448 #endif /* _H_MSM_VPU_H_ */
    449 
    450