226 lines
7.0 KiB
C
226 lines
7.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) STMicroelectronics SA 2015
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* Author: Hugues Fruchet <hugues.fruchet@st.com> for STMicroelectronics.
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*/
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#ifndef DELTA_MJPEG_FW_H
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#define DELTA_MJPEG_FW_H
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/*
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* struct jpeg_decoded_buffer_address_t
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*
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* defines the addresses where the decoded picture/additional
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* info related to the block structures will be stored
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*
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* @display_luma_p: address of the luma buffer
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* @display_chroma_p: address of the chroma buffer
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*/
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struct jpeg_decoded_buffer_address_t {
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u32 luma_p;
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u32 chroma_p;
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};
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/*
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* struct jpeg_display_buffer_address_t
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*
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* defines the addresses (used by the Display Reconstruction block)
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* where the pictures to be displayed will be stored
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*
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* @struct_size: size of the structure in bytes
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* @display_luma_p: address of the luma buffer
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* @display_chroma_p: address of the chroma buffer
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* @display_decimated_luma_p: address of the decimated luma buffer
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* @display_decimated_chroma_p: address of the decimated chroma buffer
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*/
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struct jpeg_display_buffer_address_t {
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u32 struct_size;
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u32 display_luma_p;
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u32 display_chroma_p;
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u32 display_decimated_luma_p;
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u32 display_decimated_chroma_p;
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};
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/*
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* used for enabling main/aux outputs for both display &
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* reference reconstruction blocks
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*/
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enum jpeg_rcn_ref_disp_enable_t {
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/* enable decimated (for display) reconstruction */
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JPEG_DISP_AUX_EN = 0x00000010,
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/* enable main (for display) reconstruction */
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JPEG_DISP_MAIN_EN = 0x00000020,
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/* enable both main & decimated (for display) reconstruction */
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JPEG_DISP_AUX_MAIN_EN = 0x00000030,
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/* enable only reference output(ex. for trick modes) */
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JPEG_REF_MAIN_EN = 0x00000100,
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/*
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* enable reference output with decimated
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* (for display) reconstruction
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*/
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JPEG_REF_MAIN_DISP_AUX_EN = 0x00000110,
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/*
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* enable reference output with main
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* (for display) reconstruction
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*/
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JPEG_REF_MAIN_DISP_MAIN_EN = 0x00000120,
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/*
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* enable reference output with main & decimated
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* (for display) reconstruction
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*/
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JPEG_REF_MAIN_DISP_MAIN_AUX_EN = 0x00000130
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};
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/* identifies the horizontal decimation factor */
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enum jpeg_horizontal_deci_factor_t {
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/* no resize */
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JPEG_HDEC_1 = 0x00000000,
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/* Advanced H/2 resize using improved 8-tap filters */
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JPEG_HDEC_ADVANCED_2 = 0x00000101,
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/* Advanced H/4 resize using improved 8-tap filters */
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JPEG_HDEC_ADVANCED_4 = 0x00000102
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};
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/* identifies the vertical decimation factor */
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enum jpeg_vertical_deci_factor_t {
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/* no resize */
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JPEG_VDEC_1 = 0x00000000,
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/* V/2 , progressive resize */
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JPEG_VDEC_ADVANCED_2_PROG = 0x00000204,
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/* V/2 , interlaced resize */
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JPEG_VDEC_ADVANCED_2_INT = 0x000000208
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};
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/* status of the decoding process */
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enum jpeg_decoding_error_t {
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JPEG_DECODER_NO_ERROR = 0,
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JPEG_DECODER_UNDEFINED_HUFF_TABLE = 1,
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JPEG_DECODER_UNSUPPORTED_MARKER = 2,
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JPEG_DECODER_UNABLE_ALLOCATE_MEMORY = 3,
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JPEG_DECODER_NON_SUPPORTED_SAMP_FACTORS = 4,
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JPEG_DECODER_BAD_PARAMETER = 5,
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JPEG_DECODER_DECODE_ERROR = 6,
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JPEG_DECODER_BAD_RESTART_MARKER = 7,
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JPEG_DECODER_UNSUPPORTED_COLORSPACE = 8,
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JPEG_DECODER_BAD_SOS_SPECTRAL = 9,
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JPEG_DECODER_BAD_SOS_SUCCESSIVE = 10,
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JPEG_DECODER_BAD_HEADER_LENGTH = 11,
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JPEG_DECODER_BAD_COUNT_VALUE = 12,
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JPEG_DECODER_BAD_DHT_MARKER = 13,
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JPEG_DECODER_BAD_INDEX_VALUE = 14,
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JPEG_DECODER_BAD_NUMBER_HUFFMAN_TABLES = 15,
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JPEG_DECODER_BAD_QUANT_TABLE_LENGTH = 16,
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JPEG_DECODER_BAD_NUMBER_QUANT_TABLES = 17,
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JPEG_DECODER_BAD_COMPONENT_COUNT = 18,
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JPEG_DECODER_DIVIDE_BY_ZERO_ERROR = 19,
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JPEG_DECODER_NOT_JPG_IMAGE = 20,
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JPEG_DECODER_UNSUPPORTED_ROTATION_ANGLE = 21,
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JPEG_DECODER_UNSUPPORTED_SCALING = 22,
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JPEG_DECODER_INSUFFICIENT_OUTPUTBUFFER_SIZE = 23,
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JPEG_DECODER_BAD_HWCFG_GP_VERSION_VALUE = 24,
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JPEG_DECODER_BAD_VALUE_FROM_RED = 25,
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JPEG_DECODER_BAD_SUBREGION_PARAMETERS = 26,
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JPEG_DECODER_PROGRESSIVE_DECODE_NOT_SUPPORTED = 27,
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JPEG_DECODER_ERROR_TASK_TIMEOUT = 28,
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JPEG_DECODER_ERROR_FEATURE_NOT_SUPPORTED = 29
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};
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/* identifies the decoding mode */
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enum jpeg_decoding_mode_t {
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JPEG_NORMAL_DECODE = 0,
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};
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enum jpeg_additional_flags_t {
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JPEG_ADDITIONAL_FLAG_NONE = 0,
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/* request firmware to return values of the CEH registers */
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JPEG_ADDITIONAL_FLAG_CEH = 1,
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/* output storage of auxiliary reconstruction in Raster format. */
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JPEG_ADDITIONAL_FLAG_RASTER = 64,
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/* output storage of auxiliary reconstruction in 420MB format. */
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JPEG_ADDITIONAL_FLAG_420MB = 128
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};
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/*
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* struct jpeg_video_decode_init_params_t - initialization command parameters
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*
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* @circular_buffer_begin_addr_p: start address of fw circular buffer
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* @circular_buffer_end_addr_p: end address of fw circular buffer
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*/
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struct jpeg_video_decode_init_params_t {
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u32 circular_buffer_begin_addr_p;
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u32 circular_buffer_end_addr_p;
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u32 reserved;
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};
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/*
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* struct jpeg_decode_params_t - decode command parameters
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*
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* @picture_start_addr_p: start address of jpeg picture
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* @picture_end_addr_p: end address of jpeg picture
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* @decoded_buffer_addr: decoded picture buffer
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* @display_buffer_addr: display picture buffer
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* @main_aux_enable: enable main and/or aux outputs
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* @horizontal_decimation_factor:horizontal decimation factor
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* @vertical_decimation_factor: vertical decimation factor
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* @xvalue0: the x(0) coordinate for subregion decoding
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* @xvalue1: the x(1) coordinate for subregion decoding
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* @yvalue0: the y(0) coordinate for subregion decoding
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* @yvalue1: the y(1) coordinate for subregion decoding
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* @decoding_mode: decoding mode
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* @additional_flags: additional flags
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* @field_flag: determines frame/field scan
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* @is_jpeg_image: 1 = still jpeg, 0 = motion jpeg
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*/
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struct jpeg_decode_params_t {
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u32 picture_start_addr_p;
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u32 picture_end_addr_p;
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struct jpeg_decoded_buffer_address_t decoded_buffer_addr;
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struct jpeg_display_buffer_address_t display_buffer_addr;
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enum jpeg_rcn_ref_disp_enable_t main_aux_enable;
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enum jpeg_horizontal_deci_factor_t horizontal_decimation_factor;
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enum jpeg_vertical_deci_factor_t vertical_decimation_factor;
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u32 xvalue0;
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u32 xvalue1;
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u32 yvalue0;
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u32 yvalue1;
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enum jpeg_decoding_mode_t decoding_mode;
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u32 additional_flags;
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u32 field_flag;
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u32 reserved;
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u32 is_jpeg_image;
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};
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/*
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* struct jpeg_decode_return_params_t
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*
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* status returned by firmware after decoding
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*
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* @decode_time_in_us: decoding time in microseconds
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* @pm_cycles: profiling information
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* @pm_dmiss: profiling information
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* @pm_imiss: profiling information
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* @pm_bundles: profiling information
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* @pm_pft: profiling information
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* @error_code: status of the decoding process
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* @ceh_registers: array where values of the Contrast Enhancement
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* Histogram (CEH) registers will be stored.
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* ceh_registers[0] correspond to register MBE_CEH_0_7,
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* ceh_registers[1] correspond to register MBE_CEH_8_15
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* ceh_registers[2] correspond to register MBE_CEH_16_23
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* Note that elements of this array will be updated only
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* if additional_flags has JPEG_ADDITIONAL_FLAG_CEH set.
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*/
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struct jpeg_decode_return_params_t {
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/* profiling info */
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u32 decode_time_in_us;
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u32 pm_cycles;
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u32 pm_dmiss;
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u32 pm_imiss;
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u32 pm_bundles;
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u32 pm_pft;
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enum jpeg_decoding_error_t error_code;
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u32 ceh_registers[32];
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};
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#endif /* DELTA_MJPEG_FW_H */
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