diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/src/spctrl.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/src/spctrl.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/src/spctrl.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/src/spctrl.c deleted file mode 100644 index 844e4d536cec..000000000000 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/spctrl/src/spctrl.c +++ /dev/null @@ -1,193 +0,0 @@ -#ifndef ISP2401 -/* - * Support for Intel Camera Imaging ISP subsystem. - * Copyright (c) 2015, 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. - */ -#else -/* -Support for Intel Camera Imaging ISP subsystem. -Copyright (c) 2010 - 2015, 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. -*/ -#endif - -#include "ia_css_types.h" -#define __INLINE_SP__ -#include "sp.h" - -#include "memory_access.h" -#include "assert_support.h" -#include "ia_css_spctrl.h" -#include "ia_css_debug.h" - -struct spctrl_context_info { - struct ia_css_sp_init_dmem_cfg dmem_config; - uint32_t spctrl_config_dmem_addr; /* location of dmem_cfg in SP dmem */ - uint32_t spctrl_state_dmem_addr; - unsigned int sp_entry; /* entry function ptr on SP */ - hrt_vaddress code_addr; /* sp firmware location in host mem-DDR*/ - uint32_t code_size; - char *program_name; /* used in case of PLATFORM_SIM */ -}; - -static struct spctrl_context_info spctrl_cofig_info[N_SP_ID]; -static bool spctrl_loaded[N_SP_ID] = {0}; - -/* Load firmware */ -enum ia_css_err ia_css_spctrl_load_fw(sp_ID_t sp_id, - ia_css_spctrl_cfg *spctrl_cfg) -{ - hrt_vaddress code_addr = mmgr_NULL; - struct ia_css_sp_init_dmem_cfg *init_dmem_cfg; - - if ((sp_id >= N_SP_ID) || (spctrl_cfg == NULL)) - return IA_CSS_ERR_INVALID_ARGUMENTS; - - spctrl_cofig_info[sp_id].code_addr = mmgr_NULL; - - init_dmem_cfg = &spctrl_cofig_info[sp_id].dmem_config; - init_dmem_cfg->dmem_data_addr = spctrl_cfg->dmem_data_addr; - init_dmem_cfg->dmem_bss_addr = spctrl_cfg->dmem_bss_addr; - init_dmem_cfg->data_size = spctrl_cfg->data_size; - init_dmem_cfg->bss_size = spctrl_cfg->bss_size; - init_dmem_cfg->sp_id = sp_id; - - spctrl_cofig_info[sp_id].spctrl_config_dmem_addr = spctrl_cfg->spctrl_config_dmem_addr; - spctrl_cofig_info[sp_id].spctrl_state_dmem_addr = spctrl_cfg->spctrl_state_dmem_addr; - - /* store code (text + icache) and data to DDR - * - * Data used to be stored separately, because of access alignment constraints, - * fix the FW generation instead - */ - code_addr = mmgr_malloc(spctrl_cfg->code_size); - if (code_addr == mmgr_NULL) - return IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; - mmgr_store(code_addr, spctrl_cfg->code, spctrl_cfg->code_size); - - if (sizeof(hrt_vaddress) > sizeof(hrt_data)) { - ia_css_debug_dtrace(IA_CSS_DEBUG_ERROR, - "size of hrt_vaddress can not be greater than hrt_data\n"); - hmm_free(code_addr); - code_addr = mmgr_NULL; - return IA_CSS_ERR_INTERNAL_ERROR; - } - - init_dmem_cfg->ddr_data_addr = code_addr + spctrl_cfg->ddr_data_offset; - if ((init_dmem_cfg->ddr_data_addr % HIVE_ISP_DDR_WORD_BYTES) != 0) { - ia_css_debug_dtrace(IA_CSS_DEBUG_ERROR, - "DDR address pointer is not properly aligned for DMA transfer\n"); - hmm_free(code_addr); - code_addr = mmgr_NULL; - return IA_CSS_ERR_INTERNAL_ERROR; - } - - spctrl_cofig_info[sp_id].sp_entry = spctrl_cfg->sp_entry; - spctrl_cofig_info[sp_id].code_addr = code_addr; - spctrl_cofig_info[sp_id].program_name = spctrl_cfg->program_name; - - /* now we program the base address into the icache and - * invalidate the cache. - */ - sp_ctrl_store(sp_id, SP_ICACHE_ADDR_REG, (hrt_data)spctrl_cofig_info[sp_id].code_addr); - sp_ctrl_setbit(sp_id, SP_ICACHE_INV_REG, SP_ICACHE_INV_BIT); - spctrl_loaded[sp_id] = true; - return IA_CSS_SUCCESS; -} - -#ifdef ISP2401 -/* reload pre-loaded FW */ -void sh_css_spctrl_reload_fw(sp_ID_t sp_id) -{ - /* now we program the base address into the icache and - * invalidate the cache. - */ - sp_ctrl_store(sp_id, SP_ICACHE_ADDR_REG, (hrt_data)spctrl_cofig_info[sp_id].code_addr); - sp_ctrl_setbit(sp_id, SP_ICACHE_INV_REG, SP_ICACHE_INV_BIT); - spctrl_loaded[sp_id] = true; -} -#endif - -hrt_vaddress get_sp_code_addr(sp_ID_t sp_id) -{ - return spctrl_cofig_info[sp_id].code_addr; -} - -enum ia_css_err ia_css_spctrl_unload_fw(sp_ID_t sp_id) -{ - if ((sp_id >= N_SP_ID) || ((sp_id < N_SP_ID) && (!spctrl_loaded[sp_id]))) - return IA_CSS_ERR_INVALID_ARGUMENTS; - - /* freeup the resource */ - if (spctrl_cofig_info[sp_id].code_addr) - hmm_free(spctrl_cofig_info[sp_id].code_addr); - spctrl_loaded[sp_id] = false; - return IA_CSS_SUCCESS; -} - -/* Initialize dmem_cfg in SP dmem and start SP program*/ -enum ia_css_err ia_css_spctrl_start(sp_ID_t sp_id) -{ - if ((sp_id >= N_SP_ID) || ((sp_id < N_SP_ID) && (!spctrl_loaded[sp_id]))) - return IA_CSS_ERR_INVALID_ARGUMENTS; - - /* Set descr in the SP to initialize the SP DMEM */ - /* - * The FW stores user-space pointers to the FW, the ISP pointer - * is only available here - * - */ - assert(sizeof(unsigned int) <= sizeof(hrt_data)); - - sp_dmem_store(sp_id, - spctrl_cofig_info[sp_id].spctrl_config_dmem_addr, - &spctrl_cofig_info[sp_id].dmem_config, - sizeof(spctrl_cofig_info[sp_id].dmem_config)); - /* set the start address */ - sp_ctrl_store(sp_id, SP_START_ADDR_REG, (hrt_data)spctrl_cofig_info[sp_id].sp_entry); - sp_ctrl_setbit(sp_id, SP_SC_REG, SP_RUN_BIT); - sp_ctrl_setbit(sp_id, SP_SC_REG, SP_START_BIT); - return IA_CSS_SUCCESS; -} - -/* Query the state of SP1 */ -ia_css_spctrl_sp_sw_state ia_css_spctrl_get_state(sp_ID_t sp_id) -{ - ia_css_spctrl_sp_sw_state state = 0; - unsigned int HIVE_ADDR_sp_sw_state; - if (sp_id >= N_SP_ID) - return IA_CSS_SP_SW_TERMINATED; - - HIVE_ADDR_sp_sw_state = spctrl_cofig_info[sp_id].spctrl_state_dmem_addr; - (void)HIVE_ADDR_sp_sw_state; /* Suppres warnings in CRUN */ - if (sp_id == SP0_ID) - state = sp_dmem_load_uint32(sp_id, (unsigned)sp_address_of(sp_sw_state)); - return state; -} - -int ia_css_spctrl_is_idle(sp_ID_t sp_id) -{ - int state = 0; - assert (sp_id < N_SP_ID); - - state = sp_ctrl_getbit(sp_id, SP_SC_REG, SP_IDLE_BIT); - return state; -} - |