diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/src/queue_access.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/src/queue_access.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/src/queue_access.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/src/queue_access.c deleted file mode 100644 index 7bb2b49..0000000 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/runtime/queue/src/queue_access.c +++ /dev/null @@ -1,192 +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 "type_support.h" -#include "queue_access.h" -#include "ia_css_circbuf.h" -#include "sp.h" -#include "memory_access.h" -#include "assert_support.h" - -int ia_css_queue_load( - struct ia_css_queue *rdesc, - ia_css_circbuf_desc_t *cb_desc, - uint32_t ignore_desc_flags) -{ - if (rdesc == NULL || cb_desc == NULL) - return EINVAL; - - if (rdesc->location == IA_CSS_QUEUE_LOC_SP) { - assert(ignore_desc_flags <= QUEUE_IGNORE_DESC_FLAGS_MAX); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_SIZE_FLAG)) { - cb_desc->size = sp_dmem_load_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, size)); - - if (0 == cb_desc->size) { - /* Adding back the workaround which was removed - while refactoring queues. When reading size - through sp_dmem_load_*, sometimes we get back - the value as zero. This causes division by 0 - exception as the size is used in a modular - division operation. */ - return EDOM; - } - } - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_START_FLAG)) - cb_desc->start = sp_dmem_load_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, start)); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_END_FLAG)) - cb_desc->end = sp_dmem_load_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, end)); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_STEP_FLAG)) - cb_desc->step = sp_dmem_load_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, step)); - - } else if (rdesc->location == IA_CSS_QUEUE_LOC_HOST) { - /* doing DMA transfer of entire structure */ - mmgr_load(rdesc->desc.remote.cb_desc_addr, - (void *)cb_desc, - sizeof(ia_css_circbuf_desc_t)); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_ISP) { - /* Not supported yet */ - return ENOTSUP; - } - - return 0; -} - -int ia_css_queue_store( - struct ia_css_queue *rdesc, - ia_css_circbuf_desc_t *cb_desc, - uint32_t ignore_desc_flags) -{ - if (rdesc == NULL || cb_desc == NULL) - return EINVAL; - - if (rdesc->location == IA_CSS_QUEUE_LOC_SP) { - assert(ignore_desc_flags <= QUEUE_IGNORE_DESC_FLAGS_MAX); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_SIZE_FLAG)) - sp_dmem_store_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, size), - cb_desc->size); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_START_FLAG)) - sp_dmem_store_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, start), - cb_desc->start); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_END_FLAG)) - sp_dmem_store_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, end), - cb_desc->end); - - if (0 == (ignore_desc_flags & QUEUE_IGNORE_STEP_FLAG)) - sp_dmem_store_uint8(rdesc->proc_id, - rdesc->desc.remote.cb_desc_addr - + offsetof(ia_css_circbuf_desc_t, step), - cb_desc->step); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_HOST) { - /* doing DMA transfer of entire structure */ - mmgr_store(rdesc->desc.remote.cb_desc_addr, - (void *)cb_desc, - sizeof(ia_css_circbuf_desc_t)); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_ISP) { - /* Not supported yet */ - return ENOTSUP; - } - - return 0; -} - -int ia_css_queue_item_load( - struct ia_css_queue *rdesc, - uint8_t position, - ia_css_circbuf_elem_t *item) -{ - if (rdesc == NULL || item == NULL) - return EINVAL; - - if (rdesc->location == IA_CSS_QUEUE_LOC_SP) { - sp_dmem_load(rdesc->proc_id, - rdesc->desc.remote.cb_elems_addr - + position * sizeof(ia_css_circbuf_elem_t), - item, - sizeof(ia_css_circbuf_elem_t)); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_HOST) { - mmgr_load(rdesc->desc.remote.cb_elems_addr - + position * sizeof(ia_css_circbuf_elem_t), - (void *)item, - sizeof(ia_css_circbuf_elem_t)); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_ISP) { - /* Not supported yet */ - return ENOTSUP; - } - - return 0; -} - -int ia_css_queue_item_store( - struct ia_css_queue *rdesc, - uint8_t position, - ia_css_circbuf_elem_t *item) -{ - if (rdesc == NULL || item == NULL) - return EINVAL; - - if (rdesc->location == IA_CSS_QUEUE_LOC_SP) { - sp_dmem_store(rdesc->proc_id, - rdesc->desc.remote.cb_elems_addr - + position * sizeof(ia_css_circbuf_elem_t), - item, - sizeof(ia_css_circbuf_elem_t)); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_HOST) { - mmgr_store(rdesc->desc.remote.cb_elems_addr - + position * sizeof(ia_css_circbuf_elem_t), - (void *)item, - sizeof(ia_css_circbuf_elem_t)); - } else if (rdesc->location == IA_CSS_QUEUE_LOC_ISP) { - /* Not supported yet */ - return ENOTSUP; - } - - return 0; -} |
