diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/debug_private.h')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/debug_private.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/debug_private.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/debug_private.h new file mode 100644 index 0000000..a047aad --- /dev/null +++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/debug_private.h @@ -0,0 +1,99 @@ +/* + * 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. + */ + +#ifndef __DEBUG_PRIVATE_H_INCLUDED__ +#define __DEBUG_PRIVATE_H_INCLUDED__ + +#include "debug_public.h" + +#include "sp.h" + +#define __INLINE_ISP__ +#include "isp.h" + +#include "memory_access.h" + +#include "assert_support.h" + +STORAGE_CLASS_DEBUG_C bool is_debug_buffer_empty(void) +{ + return (debug_data_ptr->head == debug_data_ptr->tail); +} + +STORAGE_CLASS_DEBUG_C hrt_data debug_dequeue(void) +{ + hrt_data value = 0; + + assert(debug_buffer_address != ((hrt_address)-1)); + + debug_synch_queue(); + + if (!is_debug_buffer_empty()) { + value = debug_data_ptr->buf[debug_data_ptr->head]; + debug_data_ptr->head = (debug_data_ptr->head + 1) & DEBUG_BUF_MASK; + sp_dmem_store_uint32(SP0_ID, debug_buffer_address + DEBUG_DATA_HEAD_ADDR, debug_data_ptr->head); + } + + return value; +} + +STORAGE_CLASS_DEBUG_C void debug_synch_queue(void) +{ + uint32_t remote_tail = sp_dmem_load_uint32(SP0_ID, debug_buffer_address + DEBUG_DATA_TAIL_ADDR); +/* We could move the remote head after the upload, but we would have to limit the upload w.r.t. the local head. This is easier */ + if (remote_tail > debug_data_ptr->tail) { + size_t delta = remote_tail - debug_data_ptr->tail; + sp_dmem_load(SP0_ID, debug_buffer_address + DEBUG_DATA_BUF_ADDR + debug_data_ptr->tail*sizeof(uint32_t), (void *)&(debug_data_ptr->buf[debug_data_ptr->tail]), delta*sizeof(uint32_t)); + } else if (remote_tail < debug_data_ptr->tail) { + size_t delta = DEBUG_BUF_SIZE - debug_data_ptr->tail; + sp_dmem_load(SP0_ID, debug_buffer_address + DEBUG_DATA_BUF_ADDR + debug_data_ptr->tail*sizeof(uint32_t), (void *)&(debug_data_ptr->buf[debug_data_ptr->tail]), delta*sizeof(uint32_t)); + sp_dmem_load(SP0_ID, debug_buffer_address + DEBUG_DATA_BUF_ADDR, (void *)&(debug_data_ptr->buf[0]), remote_tail*sizeof(uint32_t)); + } /* else we are up to date */ + debug_data_ptr->tail = remote_tail; +} + +STORAGE_CLASS_DEBUG_C void debug_synch_queue_isp(void) +{ + uint32_t remote_tail = isp_dmem_load_uint32(ISP0_ID, DEBUG_BUFFER_ISP_DMEM_ADDR + DEBUG_DATA_TAIL_ADDR); +/* We could move the remote head after the upload, but we would have to limit the upload w.r.t. the local head. This is easier */ + if (remote_tail > debug_data_ptr->tail) { + size_t delta = remote_tail - debug_data_ptr->tail; + isp_dmem_load(ISP0_ID, DEBUG_BUFFER_ISP_DMEM_ADDR + DEBUG_DATA_BUF_ADDR + debug_data_ptr->tail*sizeof(uint32_t), (void *)&(debug_data_ptr->buf[debug_data_ptr->tail]), delta*sizeof(uint32_t)); + } else if (remote_tail < debug_data_ptr->tail) { + size_t delta = DEBUG_BUF_SIZE - debug_data_ptr->tail; + isp_dmem_load(ISP0_ID, DEBUG_BUFFER_ISP_DMEM_ADDR + DEBUG_DATA_BUF_ADDR + debug_data_ptr->tail*sizeof(uint32_t), (void *)&(debug_data_ptr->buf[debug_data_ptr->tail]), delta*sizeof(uint32_t)); + isp_dmem_load(ISP0_ID, DEBUG_BUFFER_ISP_DMEM_ADDR + DEBUG_DATA_BUF_ADDR, (void *)&(debug_data_ptr->buf[0]), remote_tail*sizeof(uint32_t)); + } /* else we are up to date */ + debug_data_ptr->tail = remote_tail; +} + +STORAGE_CLASS_DEBUG_C void debug_synch_queue_ddr(void) +{ + uint32_t remote_tail; + + mmgr_load(debug_buffer_ddr_address + DEBUG_DATA_TAIL_DDR_ADDR, &remote_tail, sizeof(uint32_t)); +/* We could move the remote head after the upload, but we would have to limit the upload w.r.t. the local head. This is easier */ + if (remote_tail > debug_data_ptr->tail) { + size_t delta = remote_tail - debug_data_ptr->tail; + mmgr_load(debug_buffer_ddr_address + DEBUG_DATA_BUF_DDR_ADDR + debug_data_ptr->tail*sizeof(uint32_t), (void *)&(debug_data_ptr->buf[debug_data_ptr->tail]), delta*sizeof(uint32_t)); + } else if (remote_tail < debug_data_ptr->tail) { + size_t delta = DEBUG_BUF_SIZE - debug_data_ptr->tail; + mmgr_load(debug_buffer_ddr_address + DEBUG_DATA_BUF_DDR_ADDR + debug_data_ptr->tail*sizeof(uint32_t), (void *)&(debug_data_ptr->buf[debug_data_ptr->tail]), delta*sizeof(uint32_t)); + mmgr_load(debug_buffer_ddr_address + DEBUG_DATA_BUF_DDR_ADDR, (void *)&(debug_data_ptr->buf[0]), remote_tail*sizeof(uint32_t)); + } /* else we are up to date */ + debug_data_ptr->tail = remote_tail; +} + +#endif /* __DEBUG_PRIVATE_H_INCLUDED__ */ + |
