466 lines
14 KiB
C
466 lines
14 KiB
C
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/* Copyright (c) 2013-2015, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <debug.h>
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#include <err.h>
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#include <string.h>
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#include <stdlib.h>
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#include <mdp5.h>
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#include "gcdb_display.h"
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#include "target/display.h"
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#include "fastboot_oem_display.h"
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struct oem_panel_data oem_data = {{'\0'}, {'\0'}, false, false, false, SIM_NONE,
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"single_dsi", DSI_PLL_DEFAULT};
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static int panel_name_to_dt_string(struct panel_lookup_list supp_panels[],
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uint32_t supp_panels_size,
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const char *panel_name, char **panel_node)
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{
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uint32_t i;
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if (!panel_name) {
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dprintf(CRITICAL, "Invalid panel name\n");
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return ERR_NOT_VALID;
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}
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for (i = 0; i < supp_panels_size; i++) {
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if (!strncmp(panel_name, supp_panels[i].name,
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MAX_PANEL_ID_LEN)) {
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*panel_node = supp_panels[i].panel_dt_string;
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return supp_panels[i].is_split_dsi;
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}
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}
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dprintf(CRITICAL, "Panel_name:%s not found in lookup table\n",
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panel_name);
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return ERR_NOT_FOUND;
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}
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void sim_override_to_cmdline(struct sim_lookup_list sim[],
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uint32_t sim_size, uint32_t sim_mode,
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char **sim_string)
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{
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uint32_t i;
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for (i = 0; i < sim_size; i++) {
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if (sim_mode == sim[i].sim_mode) {
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*sim_string = sim[i].override_string;
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break;
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}
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}
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if (i == sim_size)
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dprintf(CRITICAL, "Sim_mode not found in lookup table\n");
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}
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struct oem_panel_data mdss_dsi_get_oem_data(void)
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{
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return oem_data;
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}
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struct oem_panel_data *mdss_dsi_get_oem_data_ptr(void)
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{
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return &oem_data;
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}
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static char *get_panel_token_end(const char *string)
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{
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char *ch_hash = NULL, *ch_col = NULL;
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/* ':' and '#' are delimiters in the string */
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ch_col = strchr((char *) string, ':');
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ch_hash = strchr((char *) string, '#');
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if (ch_col && ch_hash)
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return ((ch_col < ch_hash) ? ch_col : ch_hash);
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else if (ch_col)
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return ch_col;
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else if (ch_hash)
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return ch_hash;
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return NULL;
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}
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void set_panel_cmd_string(const char *panel_name)
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{
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char *ch = NULL, *ch_tmp = NULL;
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int i;
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panel_name += strspn(panel_name, " ");
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/* Primary panel string */
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ch = strstr((char *) panel_name, "prim:");
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if (ch) {
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/*
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* Parse the primary panel for cases where 'prim' prefix
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* is present in the fastboot oem command before primary
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* panel string.
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* Examples:
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* 1.) fastboot oem select-display-panel prim:jdi_1080p_video:sec:sharp_1080p_cmd
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* 2.) fastboot oem select-display-panel prim:jdi_1080p_video:skip:sec:sharp_1080p_cmd
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* 3.) fastboot oem select-display-panel prim:jdi_1080p_video:disable:sec:sharp_1080p_cmd
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* 4.) fastboot oem select-display-panel prim:jdi_1080p_video:skip#sim:sec:sharp_1080p_cmd
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*/
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ch += 5;
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ch_tmp = get_panel_token_end((const char*) ch);
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if (!ch_tmp)
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ch_tmp = ch + strlen(ch);
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for (i = 0; (ch + i) < ch_tmp; i++)
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oem_data.panel[i] = *(ch + i);
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oem_data.panel[i] = '\0';
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} else {
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/*
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* Check if secondary panel string is present.
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* The 'prim' prefix definitely needs to be present
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* to specify primary panel for cases where secondary panel
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* is also specified in fastboot oem command. Otherwise, it
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* becomes tough to parse the fastboot oem command for primary
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* panel. If 'sec' prefix is used without 'prim' prefix, it
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* means the default panel needs to be picked as primary panel.
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* Example:
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* fastboot oem select-display-panel sec:sharp_1080p_cmd
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*/
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ch = strstr((char *) panel_name, "sec:");
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if (!ch) {
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/*
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* This code will be executed for cases where the
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* secondary panel is not specified i.e., single/split
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* DSI cases.
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* Examples:
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* 1.) fastboot oem select-display-panel jdi_1080p_video
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* 2.) fastboot oem select-display-panel sharp_1080p_cmd:skip
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* 3.) fastboot oem select-display-panel sharp_1080p_cmd:disable
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* 4.) fastboot oem select-display-panel sim_cmd_panel#sim-swte
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*/
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ch = get_panel_token_end(panel_name);
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if (ch) {
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for (i = 0; (panel_name + i) < ch; i++)
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oem_data.panel[i] =
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*(panel_name + i);
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oem_data.panel[i] = '\0';
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} else {
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strlcpy(oem_data.panel, panel_name,
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MAX_PANEL_ID_LEN);
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}
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}
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}
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/*
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* Secondary panel string.
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* This is relatively simple. The secondary panel string gets
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* parsed if the 'sec' prefix is present.
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*/
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ch = strstr((char *) panel_name, "sec:");
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if (ch) {
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ch += 4;
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ch_tmp = get_panel_token_end((const char*) ch);
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if (!ch_tmp)
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ch_tmp = ch + strlen(ch);
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for (i = 0; (ch + i) < ch_tmp; i++)
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oem_data.sec_panel[i] = *(ch + i);
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oem_data.sec_panel[i] = '\0';
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}
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/* Skip LK configuration */
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ch = strstr((char *) panel_name, ":skip");
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oem_data.skip = ch ? true : false;
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/* Cont. splash status */
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ch = strstr((char *) panel_name, ":disable");
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oem_data.cont_splash = ch ? false : true;
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/* Interposer card to swap DSI0 and DSI1 lanes */
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ch = strstr((char *) panel_name, ":swap");
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oem_data.swap_dsi_ctrl = ch ? true : false;
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/* DSI PLL source */
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ch = strstr((char *) panel_name, ":pll0");
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if (ch) {
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oem_data.dsi_pll_src = DSI_PLL0;
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} else {
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ch = strstr((char *) panel_name, ":pll1");
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if (ch)
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oem_data.dsi_pll_src = DSI_PLL1;
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}
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/* Simulator status */
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oem_data.sim_mode = SIM_NONE;
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if (strstr((char *) panel_name, "#sim-hwte"))
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oem_data.sim_mode = SIM_HWTE;
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else if (strstr((char *) panel_name, "#sim-swte"))
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oem_data.sim_mode = SIM_SWTE;
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else if (strstr((char *) panel_name, "#sim"))
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oem_data.sim_mode = SIM_MODE;
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}
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static bool mdss_dsi_set_panel_node(char *panel_name, char **dsi_id,
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char **panel_node, char **slave_panel_node, int *panel_mode)
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{
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int rc = 0;
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if (!strcmp(panel_name, SIM_VIDEO_PANEL)) {
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*dsi_id = SIM_DSI_ID;
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*panel_node = SIM_VIDEO_PANEL_NODE;
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*panel_mode = 0;
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} else if (!strcmp(panel_name, SIM_DUALDSI_VIDEO_PANEL)) {
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*dsi_id = SIM_DSI_ID;
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*panel_node = SIM_DUALDSI_VIDEO_PANEL_NODE;
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*slave_panel_node = SIM_DUALDSI_VIDEO_SLAVE_PANEL_NODE;
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*panel_mode = DUAL_DSI_FLAG;
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} else if (!strcmp(panel_name, SIM_CMD_PANEL)) {
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*dsi_id = SIM_DSI_ID;
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*panel_node = SIM_CMD_PANEL_NODE;
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*panel_mode = 0;
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} else if (!strcmp(panel_name, SIM_DUALDSI_CMD_PANEL)) {
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*dsi_id = SIM_DSI_ID;
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*panel_node = SIM_DUALDSI_CMD_PANEL_NODE;
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*slave_panel_node = SIM_DUALDSI_CMD_SLAVE_PANEL_NODE;
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*panel_mode = DUAL_DSI_FLAG;
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} else if (oem_data.skip) {
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/* For skip panel case, check the lookup table */
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*dsi_id = SIM_DSI_ID;
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rc = panel_name_to_dt_string(lookup_skip_panels,
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ARRAY_SIZE(lookup_skip_panels), panel_name,
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panel_node);
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if (rc < 0) {
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return false;
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} else if (rc == 1) {
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*slave_panel_node = *panel_node;
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*panel_mode = DUAL_DSI_FLAG;
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} else {
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*panel_mode = 0;
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}
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} else {
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return false;
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}
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return true;
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}
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bool gcdb_display_cmdline_arg(char *pbuf, uint16_t buf_size)
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{
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char *dsi_id = NULL;
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char *panel_node = NULL;
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char *slave_panel_node = NULL;
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char *sim_mode_string = NULL;
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uint16_t dsi_id_len = 0, panel_node_len = 0, slave_panel_node_len = 0;
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uint32_t arg_size = 0;
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bool ret = true, rc;
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int ret_val;
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char *default_str;
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struct panel_struct panelstruct;
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int panel_mode = SPLIT_DISPLAY_FLAG | DUAL_PIPE_FLAG | DST_SPLIT_FLAG;
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int prefix_string_len = strlen(DISPLAY_CMDLINE_PREFIX);
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char *sctl_string, *pll_src_string = NULL;
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panelstruct = mdss_dsi_get_panel_data();
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rc = mdss_dsi_set_panel_node(oem_data.panel, &dsi_id, &panel_node,
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&slave_panel_node, &panel_mode);
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if (!rc) {
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if (panelstruct.paneldata) {
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dsi_id = panelstruct.paneldata->panel_controller;
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panel_node = panelstruct.paneldata->panel_node_id;
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panel_mode =
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panelstruct.paneldata->panel_operating_mode &
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panel_mode;
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slave_panel_node =
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panelstruct.paneldata->slave_panel_node_id;
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} else if (oem_data.sec_panel &&
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strcmp(oem_data.sec_panel, "")) {
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dsi_id = SIM_DSI_ID;
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panel_node = NO_PANEL_CONFIG;
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panel_mode = 0;
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} else {
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if (target_is_edp())
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default_str = "0:edp:";
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else
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default_str = "0:dsi:0:";
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arg_size = prefix_string_len + strlen(default_str);
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if (buf_size < arg_size) {
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dprintf(CRITICAL, "display command line buffer is small\n");
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return false;
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}
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strlcpy(pbuf, DISPLAY_CMDLINE_PREFIX, buf_size);
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pbuf += prefix_string_len;
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buf_size -= prefix_string_len;
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strlcpy(pbuf, default_str, buf_size);
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return true;
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}
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}
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if (dsi_id == NULL || panel_node == NULL) {
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dprintf(CRITICAL, "panel node or dsi ctrl not present\n");
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return false;
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}
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if (((panel_mode & SPLIT_DISPLAY_FLAG) ||
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(panel_mode & DST_SPLIT_FLAG)) && slave_panel_node == NULL) {
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dprintf(CRITICAL, "slave node not present in dual dsi case\n");
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return false;
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}
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if (oem_data.sec_panel && strcmp(oem_data.sec_panel, "")) {
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if (panel_mode & (DUAL_DSI_FLAG | SPLIT_DISPLAY_FLAG |
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DST_SPLIT_FLAG)) {
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dprintf(CRITICAL, "Invalid config: Primary panel is"
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"split DSI and still secondary panel passed\n");
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} else {
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ret_val = panel_name_to_dt_string(lookup_skip_panels,
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ARRAY_SIZE(lookup_skip_panels), oem_data.sec_panel,
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&slave_panel_node);
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if (ret_val < 0) {
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dprintf(CRITICAL, "Sec. panel not found."
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" Continue with primary panel\n");
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} else if (ret_val == 1) {
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dprintf(CRITICAL, "Invalid config: Secondary panel cant"
|
||
|
|
"be split DSI. Continue with primary panel\n");
|
||
|
|
slave_panel_node = NULL;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/* Check for the DSI configuration */
|
||
|
|
if (slave_panel_node && (panel_mode & (DUAL_DSI_FLAG |
|
||
|
|
SPLIT_DISPLAY_FLAG | DST_SPLIT_FLAG)))
|
||
|
|
strlcpy(oem_data.dsi_config, "split_dsi", DSI_CFG_SIZE);
|
||
|
|
else if (slave_panel_node)
|
||
|
|
strlcpy(oem_data.dsi_config, "dual_dsi", DSI_CFG_SIZE);
|
||
|
|
else
|
||
|
|
strlcpy(oem_data.dsi_config, "single_dsi", DSI_CFG_SIZE);
|
||
|
|
|
||
|
|
arg_size = DSI_CFG_STRING_LEN + strlen(oem_data.dsi_config);
|
||
|
|
|
||
|
|
dsi_id_len = strlen(dsi_id);
|
||
|
|
panel_node_len = strlen(panel_node);
|
||
|
|
if (!slave_panel_node || !strcmp(slave_panel_node, ""))
|
||
|
|
slave_panel_node = NO_PANEL_CONFIG;
|
||
|
|
slave_panel_node_len = strlen(slave_panel_node);
|
||
|
|
|
||
|
|
arg_size += prefix_string_len + dsi_id_len + panel_node_len +
|
||
|
|
LK_OVERRIDE_PANEL_LEN + 1;
|
||
|
|
|
||
|
|
if (panelstruct.paneldata &&
|
||
|
|
!strcmp(panelstruct.paneldata->panel_destination, "DISPLAY_2"))
|
||
|
|
sctl_string = DSI_0_STRING;
|
||
|
|
else
|
||
|
|
sctl_string = DSI_1_STRING;
|
||
|
|
|
||
|
|
arg_size += strlen(sctl_string) + slave_panel_node_len;
|
||
|
|
|
||
|
|
if (oem_data.skip && !strcmp(oem_data.dsi_config, "dual_dsi") &&
|
||
|
|
(oem_data.dsi_pll_src != DSI_PLL_DEFAULT)) {
|
||
|
|
dprintf(CRITICAL, "Dual DSI config detected!"
|
||
|
|
" Use default PLL\n");
|
||
|
|
oem_data.dsi_pll_src = DSI_PLL_DEFAULT;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (oem_data.dsi_pll_src != DSI_PLL_DEFAULT) {
|
||
|
|
if (oem_data.dsi_pll_src == DSI_PLL0)
|
||
|
|
pll_src_string = DSI_PLL0_STRING;
|
||
|
|
else
|
||
|
|
pll_src_string = DSI_PLL1_STRING;
|
||
|
|
|
||
|
|
arg_size += strlen(pll_src_string);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (oem_data.sim_mode != SIM_NONE) {
|
||
|
|
sim_override_to_cmdline(lookup_sim,
|
||
|
|
ARRAY_SIZE(lookup_sim), oem_data.sim_mode,
|
||
|
|
&sim_mode_string);
|
||
|
|
if (sim_mode_string) {
|
||
|
|
arg_size += LK_SIM_OVERRIDE_LEN +
|
||
|
|
strlen(sim_mode_string);
|
||
|
|
} else {
|
||
|
|
dprintf(CRITICAL, "SIM string NULL but mode is not NONE\n");
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (buf_size < arg_size) {
|
||
|
|
dprintf(CRITICAL, "display command line buffer is small\n");
|
||
|
|
ret = false;
|
||
|
|
} else {
|
||
|
|
strlcpy(pbuf, DISPLAY_CMDLINE_PREFIX, buf_size);
|
||
|
|
pbuf += prefix_string_len;
|
||
|
|
buf_size -= prefix_string_len;
|
||
|
|
|
||
|
|
strlcpy(pbuf, LK_OVERRIDE_PANEL, buf_size);
|
||
|
|
pbuf += LK_OVERRIDE_PANEL_LEN;
|
||
|
|
buf_size -= LK_OVERRIDE_PANEL_LEN;
|
||
|
|
|
||
|
|
strlcpy(pbuf, dsi_id, buf_size);
|
||
|
|
pbuf += dsi_id_len;
|
||
|
|
buf_size -= dsi_id_len;
|
||
|
|
|
||
|
|
strlcpy(pbuf, panel_node, buf_size);
|
||
|
|
pbuf += panel_node_len;
|
||
|
|
buf_size -= panel_node_len;
|
||
|
|
|
||
|
|
strlcpy(pbuf, sctl_string, buf_size);
|
||
|
|
pbuf += strlen(sctl_string);
|
||
|
|
buf_size -= strlen(sctl_string);
|
||
|
|
|
||
|
|
strlcpy(pbuf, slave_panel_node, buf_size);
|
||
|
|
pbuf += slave_panel_node_len;
|
||
|
|
buf_size -= slave_panel_node_len;
|
||
|
|
|
||
|
|
strlcpy(pbuf, DSI_CFG_STRING, buf_size);
|
||
|
|
pbuf += DSI_CFG_STRING_LEN;
|
||
|
|
buf_size -= DSI_CFG_STRING_LEN;
|
||
|
|
|
||
|
|
strlcpy(pbuf, oem_data.dsi_config, buf_size);
|
||
|
|
pbuf += strlen(oem_data.dsi_config);
|
||
|
|
buf_size -= strlen(oem_data.dsi_config);
|
||
|
|
|
||
|
|
if (pll_src_string) {
|
||
|
|
strlcpy(pbuf, pll_src_string, buf_size);
|
||
|
|
pbuf += strlen(pll_src_string);
|
||
|
|
buf_size -= strlen(pll_src_string);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (sim_mode_string) {
|
||
|
|
strlcpy(pbuf, LK_SIM_OVERRIDE, buf_size);
|
||
|
|
pbuf += LK_SIM_OVERRIDE_LEN;
|
||
|
|
buf_size -= LK_SIM_OVERRIDE_LEN;
|
||
|
|
|
||
|
|
strlcpy(pbuf, sim_mode_string, buf_size);
|
||
|
|
pbuf += strlen(sim_mode_string);
|
||
|
|
buf_size -= strlen(sim_mode_string);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|