diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/src/isp_param.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/src/isp_param.c | 227 |
1 files changed, 227 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/src/isp_param.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/src/isp_param.c new file mode 100644 index 0000000..832d9e1 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/isp_param/src/isp_param.c @@ -0,0 +1,227 @@ +#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 "memory_access.h" +#include "ia_css_pipeline.h" +#include "ia_css_isp_param.h" + +/* Set functions for parameter memory descriptors */ + +void +ia_css_isp_param_set_mem_init( + struct ia_css_isp_param_host_segments *mem_init, + enum ia_css_param_class pclass, + enum ia_css_isp_memories mem, + char *address, size_t size) +{ + mem_init->params[pclass][mem].address = address; + mem_init->params[pclass][mem].size = (uint32_t)size; +} + +void +ia_css_isp_param_set_css_mem_init( + struct ia_css_isp_param_css_segments *mem_init, + enum ia_css_param_class pclass, + enum ia_css_isp_memories mem, + hrt_vaddress address, size_t size) +{ + mem_init->params[pclass][mem].address = address; + mem_init->params[pclass][mem].size = (uint32_t)size; +} + +void +ia_css_isp_param_set_isp_mem_init( + struct ia_css_isp_param_isp_segments *mem_init, + enum ia_css_param_class pclass, + enum ia_css_isp_memories mem, + uint32_t address, size_t size) +{ + mem_init->params[pclass][mem].address = address; + mem_init->params[pclass][mem].size = (uint32_t)size; +} + +/* Get functions for parameter memory descriptors */ +const struct ia_css_host_data* +ia_css_isp_param_get_mem_init( + const struct ia_css_isp_param_host_segments *mem_init, + enum ia_css_param_class pclass, + enum ia_css_isp_memories mem) +{ + return &mem_init->params[pclass][mem]; +} + +const struct ia_css_data* +ia_css_isp_param_get_css_mem_init( + const struct ia_css_isp_param_css_segments *mem_init, + enum ia_css_param_class pclass, + enum ia_css_isp_memories mem) +{ + return &mem_init->params[pclass][mem]; +} + +const struct ia_css_isp_data* +ia_css_isp_param_get_isp_mem_init( + const struct ia_css_isp_param_isp_segments *mem_init, + enum ia_css_param_class pclass, + enum ia_css_isp_memories mem) +{ + return &mem_init->params[pclass][mem]; +} + +void +ia_css_init_memory_interface( + struct ia_css_isp_param_css_segments *isp_mem_if, + const struct ia_css_isp_param_host_segments *mem_params, + const struct ia_css_isp_param_css_segments *css_params) +{ + unsigned pclass, mem; + for (pclass = 0; pclass < IA_CSS_NUM_PARAM_CLASSES; pclass++) { + memset(isp_mem_if->params[pclass], 0, sizeof(isp_mem_if->params[pclass])); + for (mem = 0; mem < IA_CSS_NUM_MEMORIES; mem++) { + if (!mem_params->params[pclass][mem].address) + continue; + isp_mem_if->params[pclass][mem].size = mem_params->params[pclass][mem].size; + if (pclass != IA_CSS_PARAM_CLASS_PARAM) + isp_mem_if->params[pclass][mem].address = css_params->params[pclass][mem].address; + } + } +} + +enum ia_css_err +ia_css_isp_param_allocate_isp_parameters( + struct ia_css_isp_param_host_segments *mem_params, + struct ia_css_isp_param_css_segments *css_params, + const struct ia_css_isp_param_isp_segments *mem_initializers) +{ + enum ia_css_err err = IA_CSS_SUCCESS; + unsigned mem, pclass; + + pclass = IA_CSS_PARAM_CLASS_PARAM; + for (mem = 0; mem < IA_CSS_NUM_MEMORIES; mem++) { + for (pclass = 0; pclass < IA_CSS_NUM_PARAM_CLASSES; pclass++) { + uint32_t size = 0; + if (mem_initializers) + size = mem_initializers->params[pclass][mem].size; + mem_params->params[pclass][mem].size = size; + mem_params->params[pclass][mem].address = NULL; + css_params->params[pclass][mem].size = size; + css_params->params[pclass][mem].address = 0x0; + if (size) { + mem_params->params[pclass][mem].address = sh_css_calloc(1, size); + if (!mem_params->params[pclass][mem].address) { + err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; + goto cleanup; + } + if (pclass != IA_CSS_PARAM_CLASS_PARAM) { + css_params->params[pclass][mem].address = mmgr_malloc(size); + if (!css_params->params[pclass][mem].address) { + err = IA_CSS_ERR_CANNOT_ALLOCATE_MEMORY; + goto cleanup; + } + } + } + } + } + return err; +cleanup: + ia_css_isp_param_destroy_isp_parameters(mem_params, css_params); + return err; +} + +void +ia_css_isp_param_destroy_isp_parameters( + struct ia_css_isp_param_host_segments *mem_params, + struct ia_css_isp_param_css_segments *css_params) +{ + unsigned mem, pclass; + + for (mem = 0; mem < IA_CSS_NUM_MEMORIES; mem++) { + for (pclass = 0; pclass < IA_CSS_NUM_PARAM_CLASSES; pclass++) { + if (mem_params->params[pclass][mem].address) + sh_css_free(mem_params->params[pclass][mem].address); + if (css_params->params[pclass][mem].address) + hmm_free(css_params->params[pclass][mem].address); + mem_params->params[pclass][mem].address = NULL; + css_params->params[pclass][mem].address = 0x0; + } + } +} + +void +ia_css_isp_param_load_fw_params( + const char *fw, + union ia_css_all_memory_offsets *mem_offsets, + const struct ia_css_isp_param_memory_offsets *memory_offsets, + bool init) +{ + unsigned pclass; + for (pclass = 0; pclass < IA_CSS_NUM_PARAM_CLASSES; pclass++) { + mem_offsets->array[pclass].ptr = NULL; + if (init) + mem_offsets->array[pclass].ptr = (void *)(fw + memory_offsets->offsets[pclass]); + } +} + +enum ia_css_err +ia_css_isp_param_copy_isp_mem_if_to_ddr( + struct ia_css_isp_param_css_segments *ddr, + const struct ia_css_isp_param_host_segments *host, + enum ia_css_param_class pclass) +{ + unsigned mem; + + for (mem = 0; mem < N_IA_CSS_ISP_MEMORIES; mem++) { + size_t size = host->params[pclass][mem].size; + hrt_vaddress ddr_mem_ptr = ddr->params[pclass][mem].address; + char *host_mem_ptr = host->params[pclass][mem].address; + if (size != ddr->params[pclass][mem].size) + return IA_CSS_ERR_INTERNAL_ERROR; + if (!size) + continue; + mmgr_store(ddr_mem_ptr, host_mem_ptr, size); + } + return IA_CSS_SUCCESS; +} + +void +ia_css_isp_param_enable_pipeline( + const struct ia_css_isp_param_host_segments *mem_params) +{ + /* By protocol b0 of the mandatory uint32_t first field of the + input parameter is a disable bit*/ + short dmem_offset = 0; + + if (mem_params->params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM0].size == 0) + return; + + *(uint32_t *)&mem_params->params[IA_CSS_PARAM_CLASS_PARAM][IA_CSS_ISP_DMEM0].address[dmem_offset] = 0x0; +} + + |
