diff options
Diffstat (limited to 'drivers/gpu/drm/emgd/emgd/pal/sdvo/sdvo_intf.c')
| -rw-r--r-- | drivers/gpu/drm/emgd/emgd/pal/sdvo/sdvo_intf.c | 696 |
1 files changed, 0 insertions, 696 deletions
diff --git a/drivers/gpu/drm/emgd/emgd/pal/sdvo/sdvo_intf.c b/drivers/gpu/drm/emgd/emgd/pal/sdvo/sdvo_intf.c deleted file mode 100644 index 403359f58941..000000000000 --- a/drivers/gpu/drm/emgd/emgd/pal/sdvo/sdvo_intf.c +++ /dev/null @@ -1,696 +0,0 @@ -/* -*- pse-c -*- - *----------------------------------------------------------------------------- - * Filename: sdvo_intf.c - * $Revision: 1.6 $ - *----------------------------------------------------------------------------- - * Copyright © 2002-2010, Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope 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., - * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. - * - *----------------------------------------------------------------------------- - * Description: - * Functions that provide interface to SDVO device - *----------------------------------------------------------------------------- - */ - -#include "sdvo_port.h" - -/* .......................................................................... */ -void sdvo_convert_parm_to_dtd(i2c_reg_t parm[16], sdvo_dtd_t *p_dtd); -void sdvo_convert_dtd_to_parm(sdvo_dtd_t *p_dtd, i2c_reg_t parm[16]); - - -/* .......................................................................... */ -/* .......................................................................... */ -/* ============================================================================ - Function : sdvo_execute_command transfers a command and argument to - the SDVO device and returns the status of execution - - Parameters : opcode : One of the sdvo_opcode_t opcodes - num_args : Number of arguments 0-8 - p_arg : List of arguments - num_returns : Expected number of returns 0-8 - p_ret_value : List of return values - - Remarks : sdvo_execute_command is core function that is called by other - SDVO interface functions to execute a command. - The arguments of the command are transferred to the argument - I2C registers of the SDVO device - The opcode is then transferred to the opcode I2C register - It then waits for the command to complete by reading the - status I2C register up to 3 times - - Returns : sdvo_status_t : Status of command execution - ------------------------------------------------------------------------- */ -sdvo_status_t sdvo_execute_command(sdvo_device_context_t *p_ctx, - sdvo_opcode_t opcode, - i2c_reg_t num_args, i2c_reg_t *p_arg, - i2c_reg_t num_returns, i2c_reg_t *p_ret_value) -{ - i2c_reg_t status, i; - - /* ..................................................................... */ - /* Error checking */ - if ((num_args > SDVO_MAX_ARGS) || (num_returns > SDVO_MAX_RETURNS)) { - - return SS_UNSUCCESSFUL; - } - - if ((num_args > 0) && (p_arg == NULL)) { - - return SS_UNSUCCESSFUL; - } - - if ((num_returns > 0) && (p_ret_value == NULL)) { - - return SS_UNSUCCESSFUL; - } - - /* ..................................................................... */ - /* Write the arguments and the opcode */ - for (i = 0; i < num_args; i++) { - - if (! sdvo_write_i2c_reg(p_ctx, (i2c_reg_t)(SDVO_REG_ARG_START - i), - p_arg[i])) { - - return SS_WRITE_FAILED; - } - } - - if (! sdvo_write_i2c_reg(p_ctx, (i2c_reg_t)SDVO_REG_OPCODE, - (i2c_reg_t)opcode)) { - - return SS_WRITE_FAILED; - } - - /* ..................................................................... */ - /* Wait for command to complete */ - for (i = 0; i < SDVO_MAX_RETRIES; i++) { - - if (! sdvo_read_i2c_reg(p_ctx, SDVO_REG_STATUS, &status)) { - - return SS_READ_FAILED; - } - - if (status != SS_PENDING) { - - break; - } - } - - /* ..................................................................... */ - /* Read the return parameters if command succeeded */ - if (status == SS_SUCCESS) { - - for (i = 0; i < num_returns; i++) { - - if (! sdvo_read_i2c_reg(p_ctx, SDVO_REG_RETURN_START + i, - &p_ret_value[i])) { - - return SS_READ_FAILED; - } - } - } - - return status; -} - -sdvo_status_t sdvo_execute_command_read (sdvo_device_context_t *p_ctx, - i2c_reg_t num_returns, i2c_reg_t *p_ret_value) -{ - i2c_reg_t status, i; - - for (i = 0; i < SDVO_MAX_RETRIES; i++) { - if (!sdvo_read_i2c_reg(p_ctx, SDVO_REG_STATUS, &status)) { - return SS_READ_FAILED; - } - - if (status != SS_PENDING) { - break; - } - } - - /* Read the return parameters if command succeeded */ - if (status == SS_SUCCESS) { - for (i = 0; i < num_returns; i++) { - if (! sdvo_read_i2c_reg(p_ctx, SDVO_REG_RETURN_START + i, - &p_ret_value[i])) { - return SS_READ_FAILED; - } - } - } - return status; -} - -#ifndef CONFIG_MICRO -sdvo_status_t sdvo_reset(sdvo_device_context_t *p_ctx) -{ - return sdvo_execute_command(p_ctx, RESET, - 0, NULL, - 0, NULL); -} -#endif - -sdvo_status_t sdvo_get_device_capabilities(sdvo_device_context_t *p_ctx, - sdvo_device_capabilities_t *p_Dev_Cap) -{ - return sdvo_execute_command(p_ctx, GET_DEVICE_CAPABILITIES, - 0, NULL, - 8, (i2c_reg_t *)p_Dev_Cap); -} - - -sdvo_status_t sdvo_get_trained_inputs(sdvo_device_context_t *p_ctx, - i2c_reg_t *p_Out) -{ - return sdvo_execute_command(p_ctx, GET_TRAINED_INPUTS, - 0, NULL, - 1, p_Out); -} - - -sdvo_status_t sdvo_get_active_outputs(sdvo_device_context_t *p_ctx, - sdvo_output_flags_t *p_Out_Flags) -{ - return sdvo_execute_command(p_ctx, GET_ACTIVE_OUTPUTS, - 0, NULL, - 2, (i2c_reg_t *)p_Out_Flags); -} - - -sdvo_status_t sdvo_set_active_outputs(sdvo_device_context_t *p_ctx, - sdvo_output_flags_t out_flags) -{ - return sdvo_execute_command(p_ctx, SET_ACTIVE_OUTPUTS, - 2, (i2c_reg_t *)&out_flags, - 0, NULL); -} - - -#ifndef CONFIG_MICRO -sdvo_status_t sdvo_get_in_out_map(sdvo_device_context_t *p_ctx, - sdvo_output_flags_t out_flags[2]) -{ - return sdvo_execute_command(p_ctx, GET_IN_OUT_MAP, - 0, NULL, - 4, (i2c_reg_t *)out_flags); -} -#endif - -sdvo_status_t sdvo_set_in_out_map(sdvo_device_context_t *p_ctx, - sdvo_output_flags_t out_flags[2]) -{ - return sdvo_execute_command(p_ctx, SET_IN_OUT_MAP, - 4, (i2c_reg_t *)out_flags, - 0, NULL); -} - - -sdvo_status_t sdvo_get_attached_displays(sdvo_device_context_t *p_ctx, - sdvo_output_flags_t *p_Out_Flags) -{ - i2c_reg_t status, i; - - status = sdvo_execute_command(p_ctx, GET_ATTACHED_DISPLAYS, - 0, NULL, - 2, (i2c_reg_t *)p_Out_Flags); - - - PD_DEBUG("sdvo: GET_ATTACHED_DISPLAYS status = %d]", status); - for (i=0; i<5; i++) { - if (status == SS_SUCCESS) - break; - else { - pd_ui_usleep(50000); /* wait for 50ms */ - status = sdvo_execute_command_read(p_ctx, 2, (i2c_reg_t *)p_Out_Flags); - } - } - - PD_DEBUG("sdvo: sdvo_execute_command_read- no. of tries = [%d]", i); - return status; -} - - -sdvo_status_t sdvo_set_target_input(sdvo_device_context_t *p_ctx, - sdvo_target_input_t input) -{ - i2c_reg_t arg_value = input == SDVO0 ? 0 : 1; - - return sdvo_execute_command(p_ctx, SET_TARGET_INPUT, - 1, (i2c_reg_t *)&arg_value, - 0, NULL); -} - - -sdvo_status_t sdvo_set_target_output(sdvo_device_context_t *p_ctx, - sdvo_output_flags_t out_flags) -{ - return sdvo_execute_command(p_ctx, SET_TARGET_OUTUT, - 2, (i2c_reg_t *)&out_flags, - 0, NULL); -} - -#ifndef CONFIG_MICRO -sdvo_status_t sdvo_get_input_timings(sdvo_device_context_t *p_ctx, - sdvo_dtd_t *p_dtd) -{ - sdvo_status_t status; - i2c_reg_t ret[16]; - - status = sdvo_execute_command(p_ctx, GET_INPUT_TIMINGS_PART1, - 0, NULL, - 8, ret); - if (status != SS_SUCCESS) { - - return status; - } - - status = sdvo_execute_command(p_ctx, GET_INPUT_TIMINGS_PART2, - 0, NULL, - 8, &ret[8]); - if (status != SS_SUCCESS) { - - return status; - } - - sdvo_convert_parm_to_dtd(ret, p_dtd); - - return status; -} -#endif - -sdvo_status_t sdvo_set_input_timings(sdvo_device_context_t *p_ctx, - sdvo_dtd_t *p_dtd) -{ - sdvo_status_t status; - i2c_reg_t parm[16]; - - sdvo_convert_dtd_to_parm(p_dtd, parm); - - status = sdvo_execute_command(p_ctx, SET_INPUT_TIMINGS_PART1, - 8, parm, - 0, NULL); - - if ((status != SS_SUCCESS) && (status != SS_NOT_SUPPORTED)) { - - return status; - } - - status = sdvo_execute_command(p_ctx, SET_INPUT_TIMINGS_PART2, - 8, &parm[8], - 0, NULL); - - return status; -} - -#ifndef CONFIG_MICRO -sdvo_status_t sdvo_get_output_timings(sdvo_device_context_t *p_ctx, - sdvo_dtd_t *p_dtd) -{ - sdvo_status_t status; - i2c_reg_t ret[16]; - - status = sdvo_execute_command(p_ctx, GET_OUTPUT_TIMINGS_PART1, - 0, NULL, - 8, ret); - if ((status != SS_SUCCESS) && (status != SS_NOT_SUPPORTED)) { - - return status; - } - - status = sdvo_execute_command(p_ctx, GET_OUTPUT_TIMINGS_PART2, - 0, NULL, - 8, &ret[8]); - if (status != SS_SUCCESS) { - - return status; - } - - sdvo_convert_parm_to_dtd(ret, p_dtd); - - return status; -} -#endif - -sdvo_status_t sdvo_set_output_timings(sdvo_device_context_t *p_ctx, - sdvo_dtd_t *p_dtd) -{ - sdvo_status_t status; - i2c_reg_t parm[16]; - - sdvo_convert_dtd_to_parm(p_dtd, parm); - - status = sdvo_execute_command(p_ctx, SET_OUTPUT_TIMINGS_PART1, - 8, parm, - 0, NULL); - - if (status != SS_SUCCESS) { - - return status; - } - - status = sdvo_execute_command(p_ctx, SET_OUTPUT_TIMINGS_PART2, - 8, &parm[8], - 0, NULL); - - return status; -} - - -sdvo_status_t sdvo_get_preferred_input_timings(sdvo_device_context_t *p_ctx, - sdvo_create_preferred_timings_t *p_Timings, - sdvo_dtd_t *p_dtd) -{ - sdvo_status_t status; - i2c_reg_t ret[16]; - - /* ..................................................................... */ - status = sdvo_execute_command(p_ctx, CREATE_PREFERRED_INPUT_TIMINGS, - 7, (i2c_reg_t *)p_Timings, - 0, NULL); - if (status != SS_SUCCESS) { - - return status; - } - - /* ..................................................................... */ - status = sdvo_execute_command(p_ctx, GET_PREFERRED_INPUT_TIMINGS_PART1, - 0, NULL, - 8, ret); - if (status != SS_SUCCESS) { - - return status; - } - - status = sdvo_execute_command(p_ctx, GET_PREFERRED_INPUT_TIMINGS_PART2, - 0, NULL, - 8, &ret[8]); - if (status != SS_SUCCESS) { - - return status; - } - - /* ..................................................................... */ - sdvo_convert_parm_to_dtd(ret, p_dtd); - - return status; -} - - -/* in_clock[0] = min, in_clock[1] = max */ -sdvo_status_t sdvo_get_input_pixel_clock_range(sdvo_device_context_t *p_ctx, - unsigned short in_clock[2]) -{ - return sdvo_execute_command(p_ctx, GET_INPUT_PIXEL_CLOCK_RANGE, - 0, NULL, - 4, (i2c_reg_t *)in_clock); -} - -#ifndef CONFIG_MICRO -/* out_Clock[0] = min, out_Clock[1] = max */ -sdvo_status_t sdvo_get_output_pixel_clock_range(sdvo_device_context_t *p_ctx, - unsigned short out_Clock[2]) -{ - return sdvo_execute_command(p_ctx, GET_OUTPUT_PIXEL_CLOCK_RANGE, - 0, NULL, - 4, (i2c_reg_t *)out_Clock); -} - -sdvo_status_t sdvo_get_clock_rate_multiplier(sdvo_device_context_t *p_ctx, - sdvo_clock_rate_mult_t *p_mult) -{ - *p_mult = 0; - - return sdvo_execute_command(p_ctx, GET_SDVO_CLOCK_RATE_MULTIPLIER, - 0, NULL, - 1, (i2c_reg_t *)p_mult); -} -#endif - - -sdvo_status_t sdvo_set_clock_rate_multiplier(sdvo_device_context_t *p_ctx, - sdvo_clock_rate_mult_t mult) -{ - return sdvo_execute_command(p_ctx, SET_SDVO_CLOCK_RATE_MULTIPLIER, - 1, (i2c_reg_t *)&mult, - 0, NULL); -} - - -sdvo_status_t sdvo_get_supported_power_states(sdvo_device_context_t *p_ctx, - i2c_reg_t *p_pwr_state) -{ - return sdvo_execute_command(p_ctx, GET_SUPPORTED_POWER_STATES, - 0, NULL, - 1, p_pwr_state); -} - - -sdvo_status_t sdvo_get_power_state(sdvo_device_context_t *p_ctx, - i2c_reg_t *p_pwr_state) -{ - return sdvo_execute_command(p_ctx, GET_POWER_STATE, - 0, NULL, - 1, p_pwr_state); -} - - -sdvo_status_t sdvo_set_power_state(sdvo_device_context_t *p_ctx, - i2c_reg_t pwr_state) -{ - return sdvo_execute_command(p_ctx, SET_POWER_STATE, - 1, &pwr_state, - 0, NULL); -} - - -sdvo_status_t sdvo_set_display_power_state(sdvo_device_context_t *p_ctx, - i2c_reg_t disp_pwr_state) -{ - return sdvo_execute_command(p_ctx, SET_DISPLAY_POWER_STATE, - 1, &disp_pwr_state, - 0, NULL); -} -#if !defined(CONFIG_MICRO) -sdvo_status_t sdvo_set_digital_encoding_mode(sdvo_device_context_t *p_ctx, - i2c_reg_t digital_encoding_mode) -{ - return sdvo_execute_command(p_ctx, SET_DIGITAL_ENCODING_MODE, - 1, &digital_encoding_mode, - 0, NULL); -} -sdvo_status_t sdvo_get_hdmi_audio_transmission_char(sdvo_device_context_t *p_ctx, - i2c_reg_t *hdmi_reg) -{ - return sdvo_execute_command(p_ctx, GET_HDMI_AUDIO_TRANSMISSION_CHARACTERISTICS, - 0, NULL, - 3, (i2c_reg_t*)hdmi_reg); -} -sdvo_status_t sdvo_get_supported_encoding_modes(sdvo_device_context_t *p_ctx, - sdvo_digital_encode_modes_t *digital_encoding_modes) -{ - return sdvo_execute_command(p_ctx, GET_SUPPORTED_DIGITAL_ENCODING_MODES, - 0, NULL, - 8, (i2c_reg_t*)digital_encoding_modes); -} - -sdvo_status_t sdvo_get_digital_encoding_mode(sdvo_device_context_t *p_ctx, - i2c_reg_t *digital_encoding_mode) -{ - return sdvo_execute_command(p_ctx, GET_DIGITAL_ENCODING_MODE, - 0, NULL, - 1, (i2c_reg_t*)digital_encoding_mode); -} -/* ------------------------------------------------------------------------- */ -#endif -sdvo_status_t sdvo_set_upscalar_coefficient(sdvo_device_context_t *p_ctx, - i2c_reg_t upscalar_coefficient) -{ - return sdvo_execute_command(p_ctx, SET_UPSCALAR_COEFFICIENTS, - 1, &upscalar_coefficient, - 0, NULL); -} - -sdvo_status_t sdvo_get_tv_output_format(sdvo_device_context_t *p_ctx, - i2c_reg_t *p_TV_Output_Format_Flag) -{ - return sdvo_execute_command(p_ctx, GET_TV_OUTPUT_FORMAT, - 0, NULL, - 6, p_TV_Output_Format_Flag); -} - -sdvo_status_t sdvo_get_sdtv_resolution_support(sdvo_device_context_t *p_ctx, - i2c_reg_t *p_Requested_SDTV_Format_Flag, - i2c_reg_t *p_Resolution_Support_Flags) -{ - return sdvo_execute_command(p_ctx, GET_SDTV_RESOLUTION_SUPPORT, - 3, p_Requested_SDTV_Format_Flag, - 3, p_Resolution_Support_Flags); -} - -sdvo_status_t sdvo_get_scaled_hdtv_resolution_support(sdvo_device_context_t *p_ctx, - i2c_reg_t *p_Requested_HDTV_Format_Flag, - i2c_reg_t *p_Resolution_Support_Flags) -{ - return sdvo_execute_command(p_ctx, GET_SCALED_HDTV_RESOLUTION_SUPPORT, - 4, p_Requested_HDTV_Format_Flag, - 8, p_Resolution_Support_Flags); -} - -void sdvo_convert_parm_to_dtd(i2c_reg_t parm[16], sdvo_dtd_t *p_dtd) -{ - pd_memset(p_dtd, 0, sizeof(sdvo_dtd_t)); - - p_dtd->pixel_clock = (parm[1] << 8) | parm[0]; - p_dtd->horz_active = ((parm[4] & 0xF0) << 4) | parm[2]; - p_dtd->horz_blanking = ((parm[4] & 0x0F) << 8) | parm[3]; - p_dtd->vert_active = ((parm[7] & 0xF0) << 4) | parm[5]; - p_dtd->vert_blanking = ((parm[7] & 0x0F) << 8) | parm[6]; - p_dtd->horz_sync_offset = ((parm[11] & 0xC0) << 2) | parm[8]; - p_dtd->horz_sync_pulse_width= ((parm[11] & 0x30) << 4) | parm[9]; - p_dtd->vert_sync_offset = (parm[14] & 0xC0) | ((parm[11] & 0x0C) << 2) | - ((parm[10] & 0xF0) >> 4); - p_dtd->vert_sync_pulse_width= ((parm[11] & 0x03) << 4) | (parm[10] & 0x0F); - p_dtd->dtd_flags = parm[12]; - p_dtd->sdvo_flags = parm[13]; -} - - -void sdvo_convert_dtd_to_parm(sdvo_dtd_t *p_dtd, i2c_reg_t parm[16]) -{ - parm[0] = (p_dtd->pixel_clock & 0xFF); - parm[1] = ((p_dtd->pixel_clock & 0xFF00) >> 8); - parm[2] = (p_dtd->horz_active & 0xFF); - parm[3] = (p_dtd->horz_blanking & 0xFF); - parm[4] = ((p_dtd->horz_active & 0xF00) >> 4) | - ((p_dtd->horz_blanking & 0xF00) >> 8); - parm[5] = (p_dtd->vert_active & 0xFF); - parm[6] = (p_dtd->vert_blanking & 0xFF); - parm[7] = ((p_dtd->vert_active & 0xF00) >> 4) | - ((p_dtd->vert_blanking & 0xF00) >> 8); - parm[8] = (p_dtd->horz_sync_offset & 0xFF); - parm[9] = (p_dtd->horz_sync_pulse_width & 0xFF); - parm[10] = ((p_dtd->vert_sync_offset & 0x0F) << 4) | - (p_dtd->vert_sync_pulse_width & 0x0F); - parm[11] = ((p_dtd->horz_sync_offset & 0x300) >> 2) | - ((p_dtd->horz_sync_pulse_width & 0x300) >> 4) | - ((p_dtd->vert_sync_offset & 0x30) >> 2) | - ((p_dtd->vert_sync_pulse_width & 0x30) >> 4); - parm[12] = p_dtd->dtd_flags; - parm[13] = p_dtd->sdvo_flags; - parm[14] = p_dtd->vert_sync_offset & 0xC0; -} - -#ifndef CONFIG_MICRO -sdvo_status_t sdvo_get_min_max_pixel_clock(sdvo_device_context_t *p_ctx, - unsigned long *p_min_clock, - unsigned long *p_max_clock) -{ - sdvo_status_t status; - sdvo_clock_rate_mult_t clock_mult; - unsigned short in_range[2], out_range[2]; - - status = sdvo_get_clock_rate_multiplier(p_ctx, &clock_mult); - if (status != SS_SUCCESS) { - - return status; - } - - status = sdvo_get_input_pixel_clock_range(p_ctx, in_range); - if (status != SS_SUCCESS) { - - return status; - } - - status = sdvo_get_output_pixel_clock_range(p_ctx, out_range); - if (status != SS_SUCCESS) { - - return status; - } - - switch (clock_mult) - { - case CRM_1X : - break; - - case CRM_2X : - in_range[0] *= 2; - break; - - case CRM_4X : - in_range[0] *= 4; - break; - - default : - return SS_INVALID_RETURN; - } - - /* Minimum pixel clock supported is the maximum of min input/output */ - /* pixel clock */ - *p_min_clock = in_range[0] > out_range[0] ? in_range[0] : out_range[0]; - - /* Maximum pixel clock supported is minimum of max pixel clock of */ - /* encoder and SDVO bus clock rate */ - *p_max_clock = in_range[1] < out_range[1] ? in_range[1] : out_range[1]; - - return SS_SUCCESS; -} -#endif - -unsigned char sdvo_write_i2c_reg(sdvo_device_context_t *p_ctx, i2c_reg_t offset, - i2c_reg_t value) -{ - pd_reg_t reg_list[2]; - -/* PD_DEBUG("sdvo : W : 0x%02x, 0x%02x", offset, value); */ - - reg_list[0].reg = offset; - reg_list[0].value = value; - - reg_list[1].reg = PD_REG_LIST_END; - - if (p_ctx->p_callback->write_regs(p_ctx->p_callback->callback_context, reg_list, - PD_REG_I2C)) { - - return FALSE; - - }else { - - return TRUE; - } -} - - -unsigned char sdvo_read_i2c_reg(sdvo_device_context_t *p_ctx, unsigned char offset, - i2c_reg_t *p_Value) -{ - pd_reg_t reg_list[2]; - - reg_list[0].reg = offset; - reg_list[1].reg = PD_REG_LIST_END; - - if (p_ctx->p_callback->read_regs(p_ctx->p_callback->callback_context, reg_list, - PD_REG_I2C)) { - - return FALSE; - - } else { - - *p_Value = (i2c_reg_t)reg_list[0].value; - -/* PD_DEBUG("sdvo : R : 0x%02x, 0x%02x", offset, *p_Value); */ - - return TRUE; - } -} |