691 lines
16 KiB
C
691 lines
16 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#include "mdp_cmdq_helper_ext.h"
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#include "cmdq_reg.h"
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#include "mdp_cmdq_device.h"
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#include "cmdq_virtual.h"
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#include <linux/seq_file.h>
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#ifdef CMDQ_CG_M4U_LARB0
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#include "m4u.h"
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#endif
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#ifdef CONFIG_MTK_SMI_EXT
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#include "smi_public.h"
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#endif
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static struct cmdqCoreFuncStruct gFunctionPointer;
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u64 cmdq_virtual_flag_from_scenario_default(enum CMDQ_SCENARIO_ENUM scn)
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{
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u64 flag = 0;
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switch (scn) {
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case CMDQ_SCENARIO_TRIGGER_LOOP:
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/* Trigger loop does not related to any HW by itself. */
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flag = 0LL;
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break;
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case CMDQ_SCENARIO_USER_SPACE:
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/* user space case, engine flag is passed seprately */
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flag = 0LL;
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break;
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case CMDQ_SCENARIO_DEBUG:
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case CMDQ_SCENARIO_DEBUG_PREFETCH:
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flag = 0LL;
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break;
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case CMDQ_SCENARIO_USER_DISP_COLOR:
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/* color path */
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flag = 0LL;
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break;
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default:
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if (scn < 0 || scn >= CMDQ_MAX_SCENARIO_COUNT) {
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/* Error status print */
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CMDQ_ERR("Unknown scenario type %d\n", scn);
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}
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flag = 0LL;
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break;
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}
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return flag;
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}
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const char *cmdq_virtual_parse_module_from_reg_addr_legacy(u32 reg_addr)
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{
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const u32 addr_base_and_page = (reg_addr & 0xFFFFF000);
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/* for well-known base, we check them with 12-bit mask
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* defined in mt_reg_base.h
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* TODO: comfirm with SS if IO_VIRT_TO_PHYS workable when enable device
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* tree?
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*/
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switch (addr_base_and_page) {
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case 0x14000000:
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return "MMSYS";
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case 0x14001000:
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return "MDP_RDMA0";
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case 0x14002000:
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return "MDP_RDMA1";
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case 0x14003000:
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return "MDP_RSZ0";
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case 0x14004000:
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return "MDP_RSZ1";
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case 0x14005000:
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return "MDP_RSZ2";
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case 0x14006000:
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return "MDP_WDMA";
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case 0x14007000:
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return "MDP_WROT0";
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case 0x14008000:
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return "MDP_WROT1";
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case 0x14009000:
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return "MDP_TDSHP0";
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case 0x1400A000:
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return "MDP_TDSHP1";
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case 0x1400B000:
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return "MDP_CROP";
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case 0x1400C000:
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return "DISP_OVL0";
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case 0x1400D000:
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return "DISP_OVL1";
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case 0x14013000:
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return "COLOR0";
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case 0x14014000:
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return "COLOR1";
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case 0x14015000:
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return "AAL";
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case 0x14016000:
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return "GAMA";
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case 0x14020000:
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return "MMSYS_MUTEX";
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case 0x18000000:
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return "VENC_GCON";
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case 0x18002000:
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return "VENC";
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case 0x18003000:
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return "JPGENC";
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case 0x18004000:
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return "JPGDEC";
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}
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/* for other register address we rely on GCE subsys to group them
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* with 16-bit mask.
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*/
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return cmdq_core_parse_subsys_from_reg_addr(reg_addr);
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}
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/*
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* GCE capability
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*/
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u32 cmdq_virtual_get_subsys_LSB_in_arg_a(void)
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{
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return 16;
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}
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/* HW thread related */
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bool cmdq_virtual_is_a_secure_thread(const s32 thread)
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{
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#ifdef CMDQ_SECURE_PATH_SUPPORT
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if ((thread >= CMDQ_MIN_SECURE_THREAD_ID) &&
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(thread < CMDQ_MIN_SECURE_THREAD_ID +
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CMDQ_MAX_SECURE_THREAD_COUNT)) {
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return true;
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}
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#endif
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return false;
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}
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/**
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* Scenario related
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*
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*/
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bool cmdq_virtual_is_disp_scenario(const enum CMDQ_SCENARIO_ENUM scenario)
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{
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bool dispScenario = false;
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switch (scenario) {
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case CMDQ_SCENARIO_TRIGGER_LOOP:
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case CMDQ_SCENARIO_USER_DISP_COLOR:
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dispScenario = true;
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break;
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default:
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break;
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}
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/* freely dispatch */
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return dispScenario;
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}
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bool cmdq_virtual_is_dynamic_scenario(
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const enum CMDQ_SCENARIO_ENUM scenario)
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{
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bool dynamic_thread;
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switch (scenario) {
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case CMDQ_SCENARIO_USER_SPACE:
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case CMDQ_SCENARIO_USER_MDP:
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case CMDQ_SCENARIO_DEBUG_MDP:
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dynamic_thread = true;
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break;
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default:
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dynamic_thread = false;
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break;
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}
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return dynamic_thread;
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}
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int cmdq_virtual_disp_thread(enum CMDQ_SCENARIO_ENUM scenario)
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{
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switch (scenario) {
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/* HACK: force debug into 0/1 thread */
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case CMDQ_SCENARIO_DEBUG_PREFETCH:
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/* primary config: thread 0 */
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return 0;
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case CMDQ_SCENARIO_USER_DISP_COLOR:
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return 4;
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case CMDQ_SCENARIO_TRIGGER_LOOP:
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return 7;
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default:
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/* freely dispatch */
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return CMDQ_INVALID_THREAD;
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}
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/* freely dispatch */
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return CMDQ_INVALID_THREAD;
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}
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int cmdq_virtual_get_thread_index(enum CMDQ_SCENARIO_ENUM scenario,
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const bool secure)
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{
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if (!secure)
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return cmdq_get_func()->dispThread(scenario);
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/* dispatch secure thread according to scenario */
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switch (scenario) {
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case CMDQ_SCENARIO_DEBUG_PREFETCH:
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/* CMDQ_MIN_SECURE_THREAD_ID */
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return CMDQ_THREAD_SEC_PRIMARY_DISP;
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case CMDQ_SCENARIO_USER_MDP:
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case CMDQ_SCENARIO_USER_SPACE:
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case CMDQ_SCENARIO_DEBUG:
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case CMDQ_SCENARIO_DEBUG_MDP:
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/* because there is one input engine for MDP, reserve one
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* secure thread is enough
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*/
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return CMDQ_THREAD_SEC_MDP;
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case CMDQ_SCENARIO_ISP_FDVT:
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case CMDQ_SCENARIO_ISP_FDVT_OFF:
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return CMDQ_THREAD_SEC_ISP;
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default:
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CMDQ_ERR("no dedicated secure thread for senario:%d\n",
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scenario);
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return CMDQ_INVALID_THREAD;
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}
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}
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enum CMDQ_HW_THREAD_PRIORITY_ENUM cmdq_virtual_priority_from_scenario(
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enum CMDQ_SCENARIO_ENUM scenario)
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{
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switch (scenario) {
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case CMDQ_SCENARIO_USER_DISP_COLOR:
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/* currently, a prefetch thread is always in high priority. */
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return CMDQ_THR_PRIO_DISPLAY_CONFIG;
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/* HACK: force debug into 0/1 thread */
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case CMDQ_SCENARIO_DEBUG_PREFETCH:
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return CMDQ_THR_PRIO_DISPLAY_CONFIG;
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default:
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/* other cases need exta logic, see below. */
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break;
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}
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if (cmdq_get_func()->is_disp_loop(scenario))
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return CMDQ_THR_PRIO_DISPLAY_TRIGGER;
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else
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return CMDQ_THR_PRIO_NORMAL;
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}
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bool cmdq_virtual_is_disp_loop(enum CMDQ_SCENARIO_ENUM scenario)
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{
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bool is_disp_loop = false;
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if (scenario == CMDQ_SCENARIO_TRIGGER_LOOP)
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is_disp_loop = true;
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return is_disp_loop;
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}
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/**
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* Module dependent
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*
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*/
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void cmdq_virtual_get_reg_id_from_hwflag(u64 hwflag,
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enum cmdq_gpr_reg *valueRegId,
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enum cmdq_gpr_reg *destRegId,
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enum cmdq_event *regAccessToken)
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{
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*regAccessToken = CMDQ_SYNC_TOKEN_INVALID;
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if (hwflag & (1LL << CMDQ_ENG_MDP_TDSHP0)) {
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*valueRegId = CMDQ_DATA_REG_2D_SHARPNESS_0;
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*destRegId = CMDQ_DATA_REG_2D_SHARPNESS_0_DST;
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*regAccessToken = CMDQ_SYNC_TOKEN_GPR_SET_1;
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} else if (hwflag & (1LL << CMDQ_ENG_MDP_TDSHP1)) {
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*valueRegId = CMDQ_DATA_REG_2D_SHARPNESS_1;
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*destRegId = CMDQ_DATA_REG_2D_SHARPNESS_1_DST;
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*regAccessToken = CMDQ_SYNC_TOKEN_GPR_SET_2;
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} else {
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/* assume others are debug cases */
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*valueRegId = CMDQ_DATA_REG_DEBUG;
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*destRegId = CMDQ_DATA_REG_DEBUG_DST;
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*regAccessToken = CMDQ_SYNC_TOKEN_GPR_SET_4;
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}
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}
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const char *cmdq_virtual_module_from_event_id(const s32 event,
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struct CmdqCBkStruct *groupCallback, u64 engineFlag)
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{
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const char *module = "CMDQ";
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enum CMDQ_GROUP_ENUM group = CMDQ_MAX_GROUP_COUNT;
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switch (event) {
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case CMDQ_EVENT_MDP_RDMA0_SOF ... CMDQ_EVENT_MDP_WROT3_SOF:
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case CMDQ_EVENT_MDP_RDMA0_EOF ... CMDQ_EVENT_MDP_WROT3_WRITE_EOF:
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case CMDQ_EVENT_IMG_DL_RELAY_SOF ... CMDQ_EVENT_IMG_DL_RELAY3_SOF:
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module = "MDP";
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group = CMDQ_GROUP_MDP;
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break;
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case CMDQ_EVENT_ISP_PASS2_2_EOF ... CMDQ_EVENT_ISP_PASS2_0_EOF:
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case CMDQ_EVENT_DIP_CQ_THREAD0_EOF ... CMDQ_EVENT_DIP_CQ_THREAD18_EOF:
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case CMDQ_EVENT_IMG1_EVENT_TX_FRAME_DONE_0
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... CMDQ_EVENT_IMG2_EVENT_TX_FRAME_DONE_23:
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module = "DIP";
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group = CMDQ_GROUP_ISP;
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break;
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case CMDQ_EVENT_WPE_A_EOF:
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case CMDQ_EVENT_WPE_B_FRAME_DONE:
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module = "WPE";
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group = CMDQ_GROUP_WPE;
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break;
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default:
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module = "CMDQ";
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group = CMDQ_MAX_GROUP_COUNT;
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break;
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}
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if (group < CMDQ_MAX_GROUP_COUNT && groupCallback[group].dispatchMod)
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module = groupCallback[group].dispatchMod(engineFlag);
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return module;
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}
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const char *cmdq_virtual_parse_module_from_reg_addr(u32 reg_addr)
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{
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const u32 addr_base_and_page = (reg_addr & 0xFFFFF000);
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#ifdef CMDQ_USE_LEGACY
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return cmdq_virtual_parse_module_from_reg_addr_legacy(reg_addr);
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#else
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/* for well-known base, we check them with 12-bit mask
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* defined in mt_reg_base.h
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* TODO: comfirm with SS if IO_VIRT_TO_PHYS workable when enable
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* device tree?
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*/
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switch (addr_base_and_page) {
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case 0x14001000: /* MDP_RDMA0 */
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case 0x14002000: /* MDP_RDMA1 */
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case 0x14003000: /* MDP_RSZ0 */
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case 0x14004000: /* MDP_RSZ1 */
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case 0x14005000: /* MDP_RSZ2 */
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case 0x14006000: /* MDP_WDMA */
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case 0x14007000: /* MDP_WROT0 */
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case 0x14008000: /* MDP_WROT1 */
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case 0x14009000: /* MDP_TDSHP */
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return "MDP";
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case 0x14014000: /* DISP_COLOR0 */
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case 0x14015000: /* DISP_COLOR1 */
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return "COLOR";
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case 0x14016000: /* DISP_COLOR0 */
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case 0x14017000: /* DISP_COLOR1 */
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return "CCORR";
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case 0x1400B000: /* DISP_OVL0 */
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case 0x1400D000: /* DISP_OVL0_2L */
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return "OVL0";
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case 0x1400C000: /* DISP_OVL1 */
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case 0x1400E000: /* DISP_OVL1_2L */
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return "OVL1";
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case 0x14018000: /* DISP_AAL0 */
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case 0x14019000: /* DISP_AAL1 */
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case 0x1401a000: /* DISP_GAMMA0 */
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case 0x1401b000: /* DISP_GAMMA1 */
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return "AAL";
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case 0x17020000: /* VENC */
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return "VENC";
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case 0x17030000: /* JPGENC */
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return "JPGENC";
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case 0x17040000: /* JPGDEC */
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return "JPGDEC";
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}
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/* for other register address we rely on GCE subsys to group them
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* with 16-bit mask.
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*/
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return cmdq_core_parse_subsys_from_reg_addr(reg_addr);
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#endif
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}
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s32 cmdq_virtual_can_module_entry_suspend(struct EngineStruct *engineList)
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{
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s32 status = 0;
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int i;
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enum CMDQ_ENG_ENUM e = 0;
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u32 mdpEngines[] = {
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CMDQ_ENG_ISP_IMGI,
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CMDQ_ENG_MDP_RDMA0,
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CMDQ_ENG_MDP_RDMA1,
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CMDQ_ENG_MDP_RSZ0,
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CMDQ_ENG_MDP_RSZ1,
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CMDQ_ENG_MDP_RSZ2,
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CMDQ_ENG_MDP_TDSHP0,
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CMDQ_ENG_MDP_TDSHP1,
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CMDQ_ENG_MDP_COLOR0,
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CMDQ_ENG_MDP_WROT0,
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CMDQ_ENG_MDP_WROT1,
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CMDQ_ENG_MDP_WDMA,
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};
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for (i = 0; i < ARRAY_SIZE(mdpEngines); i++) {
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e = mdpEngines[i];
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if (engineList[e].userCount != 0) {
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CMDQ_ERR(
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"suspend but engine %d has userCount %d, owner=%d\n",
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e, engineList[e].userCount,
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engineList[e].currOwner);
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status = -EBUSY;
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}
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}
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return status;
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}
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ssize_t cmdq_virtual_print_status_clock(char *buf)
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{
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s32 length = 0;
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char *pBuffer = buf;
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#ifdef CMDQ_PWR_AWARE
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/* MT_CG_DISP0_MUTEX_32K is removed in this platform */
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pBuffer += sprintf(pBuffer, "MT_CG_INFRA_GCE: %d\n",
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cmdq_dev_gce_clock_is_enable());
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pBuffer += sprintf(pBuffer, "\n");
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#endif
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length = pBuffer - buf;
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return length;
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}
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void cmdq_virtual_print_status_seq_clock(struct seq_file *m)
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{
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#ifdef CMDQ_PWR_AWARE
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/* MT_CG_DISP0_MUTEX_32K is removed in this platform */
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seq_printf(m, "MT_CG_INFRA_GCE: %d", cmdq_dev_gce_clock_is_enable());
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seq_puts(m, "\n");
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#endif
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}
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void cmdq_virtual_enable_common_clock_locked(bool enable)
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{
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#ifdef CMDQ_PWR_AWARE
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if (enable) {
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CMDQ_VERBOSE("[CLOCK] Enable SMI & LARB0 Clock\n");
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/* Use SMI clock API */
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#ifdef CONFIG_MTK_SMI_EXT
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smi_bus_prepare_enable(SMI_LARB0, "CMDQ");
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#endif
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} else {
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CMDQ_VERBOSE("[CLOCK] Disable SMI & LARB0 Clock\n");
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/* disable, reverse the sequence */
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#ifdef CONFIG_MTK_SMI_EXT
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smi_bus_disable_unprepare(SMI_LARB0, "CMDQ");
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#endif
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}
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#endif /* CMDQ_PWR_AWARE */
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}
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void cmdq_virtual_enable_gce_clock_locked(bool enable)
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{
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#ifdef CMDQ_PWR_AWARE
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if (enable) {
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CMDQ_VERBOSE("[CLOCK] Enable CMDQ(GCE) Clock\n");
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cmdq_dev_enable_gce_clock(enable);
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} else {
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CMDQ_VERBOSE("[CLOCK] Disable CMDQ(GCE) Clock\n");
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cmdq_dev_enable_gce_clock(enable);
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}
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#endif
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}
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const char *cmdq_virtual_parse_handle_error_module_by_hwflag_impl(
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const struct cmdqRecStruct *pHandle)
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{
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const char *module = NULL;
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if (cmdq_get_func()->isDispScenario(pHandle->scenario))
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module = "DISP";
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else
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module = cmdq_mdp_parse_handle_error_module_by_hwflag(pHandle);
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/* other case, we need to analysis instruction for more detail */
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return module;
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}
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const char *cmdq_virtual_parse_error_module_by_hwflag_impl(
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const struct cmdqRecStruct *task)
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{
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const char *module = NULL;
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/* TODO: fill in correct dispatch module */
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if (cmdq_get_func()->isDispScenario(task->scenario))
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module = "DISP";
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else
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module = cmdq_mdp_parse_handle_error_module_by_hwflag(task);
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/* other case, we need to analysis instruction for more detail */
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return module;
|
|
}
|
|
|
|
/**
|
|
* Debug
|
|
*
|
|
*/
|
|
int cmdq_virtual_dump_smi(const int showSmiDump)
|
|
{
|
|
int isSMIHang = 0;
|
|
|
|
#if defined(CONFIG_MTK_SMI_EXT) && !defined(CONFIG_FPGA_EARLY_PORTING) && \
|
|
!defined(CONFIG_MTK_SMI_VARIANT)
|
|
isSMIHang = smi_debug_bus_hang_detect(showSmiDump, "CMDQ");
|
|
CMDQ_ERR("SMI Hang? = %d\n", isSMIHang);
|
|
#else
|
|
CMDQ_LOG("[WARNING]not enable SMI dump now\n");
|
|
#endif
|
|
|
|
return isSMIHang;
|
|
}
|
|
|
|
void cmdq_virtual_dump_gpr(void)
|
|
{
|
|
int i = 0;
|
|
long offset = 0;
|
|
u32 value = 0;
|
|
|
|
CMDQ_LOG("========= GPR dump =========\n");
|
|
for (i = 0; i < 16; i++) {
|
|
offset = CMDQ_GPR_R32(i);
|
|
value = CMDQ_REG_GET32(offset);
|
|
CMDQ_LOG("[GPR %2d]+0x%lx = 0x%08x\n", i, offset, value);
|
|
}
|
|
CMDQ_LOG("========= GPR dump =========\n");
|
|
}
|
|
|
|
|
|
/**
|
|
* Event backup
|
|
*
|
|
*/
|
|
struct cmdq_backup_event_struct {
|
|
enum cmdq_event EventID;
|
|
u32 BackupValue;
|
|
};
|
|
|
|
static struct cmdq_backup_event_struct g_cmdq_backup_event[] = {
|
|
#ifdef CMDQ_EVENT_NEED_BACKUP
|
|
{CMDQ_SYNC_TOKEN_VENC_EOF, 0,},
|
|
{CMDQ_SYNC_TOKEN_VENC_INPUT_READY, 0,},
|
|
#endif /* CMDQ_EVENT_NEED_BACKUP */
|
|
};
|
|
|
|
|
|
void cmdq_virtual_event_backup(void)
|
|
{
|
|
int i;
|
|
int array_size = (sizeof(g_cmdq_backup_event) /
|
|
sizeof(struct cmdq_backup_event_struct));
|
|
|
|
for (i = 0; i < array_size; i++) {
|
|
if (g_cmdq_backup_event[i].EventID < 0 ||
|
|
g_cmdq_backup_event[i].EventID >= CMDQ_SYNC_TOKEN_MAX)
|
|
continue;
|
|
|
|
g_cmdq_backup_event[i].BackupValue = cmdqCoreGetEvent(
|
|
g_cmdq_backup_event[i].EventID);
|
|
CMDQ_MSG("[backup event] event: %s, value: %d\n",
|
|
cmdq_core_get_event_name_enum(
|
|
g_cmdq_backup_event[i].EventID),
|
|
g_cmdq_backup_event[i].BackupValue);
|
|
}
|
|
}
|
|
|
|
void cmdq_virtual_event_restore(void)
|
|
{
|
|
int i;
|
|
int array_size = (sizeof(g_cmdq_backup_event) /
|
|
sizeof(struct cmdq_backup_event_struct));
|
|
|
|
for (i = 0; i < array_size; i++) {
|
|
if (g_cmdq_backup_event[i].EventID < 0 ||
|
|
g_cmdq_backup_event[i].EventID >= CMDQ_SYNC_TOKEN_MAX)
|
|
continue;
|
|
|
|
CMDQ_MSG("[restore event] event: %s, value: %d\n",
|
|
cmdq_core_get_event_name_enum(
|
|
g_cmdq_backup_event[i].EventID),
|
|
g_cmdq_backup_event[i].BackupValue);
|
|
|
|
if (g_cmdq_backup_event[i].BackupValue == 1)
|
|
cmdqCoreSetEvent(g_cmdq_backup_event[i].EventID);
|
|
else if (g_cmdq_backup_event[i].BackupValue == 0)
|
|
cmdqCoreClearEvent(g_cmdq_backup_event[i].EventID);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Test
|
|
*
|
|
*/
|
|
void cmdq_virtual_test_setup(void)
|
|
{
|
|
/* unconditionally set CMDQ_SYNC_TOKEN_CONFIG_ALLOW and mutex
|
|
* STREAM_DONE so that DISPSYS scenarios may pass check.
|
|
*/
|
|
}
|
|
|
|
void cmdq_virtual_test_cleanup(void)
|
|
{
|
|
/* do nothing */
|
|
}
|
|
|
|
void cmdq_virtual_init_module_PA_stat(void)
|
|
{
|
|
}
|
|
|
|
void cmdq_virtual_function_setting(void)
|
|
{
|
|
struct cmdqCoreFuncStruct *pFunc;
|
|
|
|
pFunc = &(gFunctionPointer);
|
|
|
|
/*
|
|
* GCE capability
|
|
*/
|
|
pFunc->getSubsysLSBArgA = cmdq_virtual_get_subsys_LSB_in_arg_a;
|
|
|
|
/* HW thread related */
|
|
pFunc->isSecureThread = cmdq_virtual_is_a_secure_thread;
|
|
|
|
/**
|
|
* Scenario related
|
|
*
|
|
*/
|
|
pFunc->isDispScenario = cmdq_virtual_is_disp_scenario;
|
|
pFunc->isDynamic = cmdq_virtual_is_dynamic_scenario;
|
|
pFunc->dispThread = cmdq_virtual_disp_thread;
|
|
pFunc->getThreadID = cmdq_virtual_get_thread_index;
|
|
pFunc->priority = cmdq_virtual_priority_from_scenario;
|
|
pFunc->is_disp_loop = cmdq_virtual_is_disp_loop;
|
|
|
|
/**
|
|
* Module dependent
|
|
*
|
|
*/
|
|
pFunc->getRegID = cmdq_virtual_get_reg_id_from_hwflag;
|
|
pFunc->moduleFromEvent = cmdq_virtual_module_from_event_id;
|
|
pFunc->parseModule = cmdq_virtual_parse_module_from_reg_addr;
|
|
pFunc->moduleEntrySuspend = cmdq_virtual_can_module_entry_suspend;
|
|
pFunc->printStatusClock = cmdq_virtual_print_status_clock;
|
|
pFunc->printStatusSeqClock = cmdq_virtual_print_status_seq_clock;
|
|
pFunc->enableGCEClockLocked = cmdq_virtual_enable_gce_clock_locked;
|
|
pFunc->parseErrorModule =
|
|
cmdq_virtual_parse_error_module_by_hwflag_impl;
|
|
pFunc->parseHandleErrorModule =
|
|
cmdq_virtual_parse_handle_error_module_by_hwflag_impl;
|
|
|
|
/**
|
|
* Debug
|
|
*
|
|
*/
|
|
pFunc->dumpSMI = cmdq_virtual_dump_smi;
|
|
pFunc->dumpGPR = cmdq_virtual_dump_gpr;
|
|
|
|
/**
|
|
* Event backup
|
|
*
|
|
*/
|
|
pFunc->eventBackup = cmdq_virtual_event_backup;
|
|
pFunc->eventRestore = cmdq_virtual_event_restore;
|
|
|
|
/**
|
|
* Test
|
|
*
|
|
*/
|
|
pFunc->testSetup = cmdq_virtual_test_setup;
|
|
pFunc->testCleanup = cmdq_virtual_test_cleanup;
|
|
pFunc->initModulePAStat = cmdq_virtual_init_module_PA_stat;
|
|
}
|
|
|
|
struct cmdqCoreFuncStruct *cmdq_get_func(void)
|
|
{
|
|
return &gFunctionPointer;
|
|
}
|