/*
* Copyright (c) 2011 Intel Corporation. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sub license, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
* IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Shengquan Yuan <shengquan.yuan@intel.com>
* Forrest Zhang <forrest.zhang@intel.com>
*
*/
#include "psb_buffer.h"
#include <errno.h>
#include <stdlib.h>
#include <unistd.h>
#include <wsbm/wsbm_manager.h>
#include "psb_def.h"
#include "psb_drv_debug.h"
#if PSB_MFLD_DUMMY_CODE
static VAStatus psb_buffer_offset_camerav4l2(psb_driver_data_p driver_data,
psb_buffer_p buf,
unsigned int v4l2_buf_offset,
unsigned int *bo_offset
)
{
*bo_offset = v4l2_buf_offset;
return VA_STATUS_SUCCESS;
}
static VAStatus psb_buffer_offset_cameraci(psb_driver_data_p driver_data,
psb_buffer_p buf,
unsigned int ci_frame_offset_or_handle,
unsigned int *bo_offset
)
{
*bo_offset = ci_frame_offset_or_handle;
return VA_STATUS_SUCCESS;
}
static int psb_buffer_info_ci(psb_driver_data_p driver_data)
{
struct drm_lnc_video_getparam_arg arg;
unsigned long camera_info[2] = {0, 0};
int ret = 0;
driver_data->camera_phyaddr = driver_data->camera_size = 0;
arg.key = LNC_VIDEO_GETPARAM_CI_INFO;
arg.value = (uint64_t)((unsigned long) & camera_info[0]);
ret = drmCommandWriteRead(driver_data->drm_fd, driver_data->getParamIoctlOffset,
&arg, sizeof(arg));
if (ret == 0) {
driver_data->camera_phyaddr = camera_info[0];
driver_data->camera_size = camera_info[1];
drv_debug_msg(VIDEO_DEBUG_GENERAL, "CI region physical address = 0x%08x, size=%dK\n",
driver_data->camera_phyaddr, driver_data->camera_size / 1024);
return ret;
}
drv_debug_msg(VIDEO_DEBUG_GENERAL, "CI region get_info failed\n");
return ret;
}
/*
* Allocate global BO which maps camear device memory as encode MMU memory
* the global BO shared by several encode surfaces created from camear memory
*/
static VAStatus psb_buffer_init_camera(psb_driver_data_p driver_data)
{
int ret = 0;
/* hasn't grab camera device memory region
* grab the whole 4M camera device memory
*/
driver_data->camera_bo = calloc(1, sizeof(struct psb_buffer_s));
if (driver_data->camera_bo == NULL)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
drv_debug_msg(VIDEO_DEBUG_GENERAL, "Grab whole camera device memory\n");
ret = psb_buffer_create(driver_data, driver_data->camera_size, psb_bt_camera, (psb_buffer_p) driver_data->camera_bo);
if (ret != VA_STATUS_SUCCESS) {
free(driver_data->camera_bo);
driver_data->camera_bo = NULL;
drv_debug_msg(VIDEO_DEBUG_ERROR, "Grab camera device memory failed\n");
}
return ret;
}
/*
* Create one buffer from camera device memory
* is_v4l2 means if the buffer is V4L2 buffer
* id_or_ofs is CI frame ID (actually now is frame offset), or V4L2 buffer offset
*/
VAStatus psb_buffer_create_camera(psb_driver_data_p driver_data,
psb_buffer_p buf,
int is_v4l2,
int id_or_ofs
)
{
VAStatus vaStatus;
int ret = 0;
unsigned int camera_offset = 0;
if (driver_data->camera_bo == NULL) {
if (psb_buffer_info_ci(driver_data)) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Can't get CI region information\n");
return VA_STATUS_ERROR_UNKNOWN;
}
vaStatus = psb_buffer_init_camera(driver_data);
if (vaStatus != VA_STATUS_SUCCESS) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Grab camera device memory failed\n");
return ret;
}
}
/* reference the global camear BO */
ret = psb_buffer_reference(driver_data, buf, (psb_buffer_p) driver_data->camera_bo);
if (ret != VA_STATUS_SUCCESS) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Reference camera device memory failed\n");
return ret;
}
if (is_v4l2)
ret = psb_buffer_offset_camerav4l2(driver_data, buf, id_or_ofs, &camera_offset);
else
ret = psb_buffer_offset_cameraci(driver_data, buf, id_or_ofs, &camera_offset);
buf->buffer_ofs = camera_offset;
return ret;
}
/*
* Create one buffer from user buffer
* id_or_ofs is CI frame ID (actually now is frame offset), or V4L2 buffer offset
* user_ptr :virtual address of user buffer start.
*/
VAStatus psb_buffer_create_camera_from_ub(psb_driver_data_p driver_data,
psb_buffer_p buf,
int id_or_ofs,
int size,
const unsigned long * user_ptr)
{
VAStatus vaStatus = VA_STATUS_SUCCESS;
int allignment;
uint32_t placement;
int ret;
buf->rar_handle = 0;
buf->buffer_ofs = 0;
buf->type = psb_bt_user_buffer;
buf->user_ptr = (unsigned char *)user_ptr;
buf->driver_data = driver_data;
allignment = 4096;
placement = DRM_PSB_FLAG_MEM_MMU | WSBM_PL_FLAG_TT | WSBM_PL_FLAG_CACHED | WSBM_PL_FLAG_SHARED ;
ret = LOCK_HARDWARE(driver_data);
if (ret) {
UNLOCK_HARDWARE(driver_data);
vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
DEBUG_FAILURE_RET;
return vaStatus;
}
ret = wsbmGenBuffers(driver_data->main_pool, 1, &buf->drm_buf,
allignment, placement);
if (!buf->drm_buf) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "failed to gen wsbm buffers\n");
UNLOCK_HARDWARE(driver_data);
return VA_STATUS_ERROR_ALLOCATION_FAILED;
}
/* here use the placement when gen buffer setted */
ret = wsbmBODataUB(buf->drm_buf, size, NULL, NULL, 0, user_ptr);
UNLOCK_HARDWARE(driver_data);
if (ret) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "failed to alloc wsbm buffers\n");
return VA_STATUS_ERROR_ALLOCATION_FAILED;
}
drv_debug_msg(VIDEO_DEBUG_GENERAL, "Create BO from user buffer 0x%08x (%d byte),BO GPU offset hint=0x%08x\n",
user_ptr, size, wsbmBOOffsetHint(buf->drm_buf));
buf->pl_flags = placement;
buf->status = psb_bs_ready;
buf->wsbm_synccpu_flag = 0;
return VA_STATUS_SUCCESS;
}
#endif
#ifdef ANDROID
#ifndef BAYTRAIL
static int psb_buffer_info_rar(psb_driver_data_p driver_data)
{
struct drm_lnc_video_getparam_arg arg;
unsigned long rar_info[2] = {0, 0};
int ret = 0;
driver_data->rar_phyaddr = driver_data->rar_size = 0;
arg.key = LNC_VIDEO_GETPARAM_IMR_INFO;
arg.value = (uint64_t)((unsigned long) & rar_info[0]);
ret = drmCommandWriteRead(driver_data->drm_fd, driver_data->getParamIoctlOffset,
&arg, sizeof(arg));
if (ret == 0) {
driver_data->rar_phyaddr = rar_info[0];
driver_data->rar_size = rar_info[1];
driver_data->rar_size = driver_data->rar_size & 0xfffff000; /* page align */
drv_debug_msg(VIDEO_DEBUG_GENERAL, "RAR region physical address = 0x%08x, size=%dK\n",
driver_data->rar_phyaddr, driver_data->rar_size / 1024);
return ret;
}
drv_debug_msg(VIDEO_DEBUG_GENERAL, "RAR region get size failed\n");
return ret;
}
#endif
#endif
#ifndef BAYTRAIL
static VAStatus psb_buffer_init_imr(psb_driver_data_p driver_data)
{
int ret = 0;
/* hasn't grab IMR device memory region
* grab the whole IMR3 device memory
*/
driver_data->rar_bo = calloc(1, sizeof(struct psb_buffer_s));
if (driver_data->rar_bo == NULL)
goto exit_error;
drv_debug_msg(VIDEO_DEBUG_GENERAL, "Init IMR device\n");
#ifdef ANDROID
if (psb_buffer_info_rar(driver_data)) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Get IMR region size failed\n");
goto exit_error;
}
#else
drv_debug_msg(VIDEO_DEBUG_ERROR, "NON ANDROID:Get IMR region size failed\n");
goto exit_error;
#endif
drv_debug_msg(VIDEO_DEBUG_GENERAL, "Grab whole camera device memory\n");
ret = psb_buffer_create(driver_data, driver_data->rar_size, psb_bt_imr, (psb_buffer_p) driver_data->rar_bo);
if (ret != VA_STATUS_SUCCESS) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Grab IMR device memory failed\n");
goto exit_error;
}
return VA_STATUS_SUCCESS;
exit_error:
if (driver_data->rar_bo)
free(driver_data->rar_bo);
driver_data->rar_bo = NULL;
return VA_STATUS_ERROR_ALLOCATION_FAILED;
}
/*
* Reference one IMR buffer from offset
* only used to reference a slice IMR buffer which is created outside of video driver
*/
VAStatus psb_buffer_reference_imr(psb_driver_data_p driver_data,
uint32_t imr_offset,
psb_buffer_p buf
)
{
VAStatus vaStatus;
int ret;
if (driver_data->rar_bo == NULL) {
vaStatus = psb_buffer_init_imr(driver_data);
if (vaStatus != VA_STATUS_SUCCESS) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "IMR init failed!\n");
return vaStatus;
}
}
/* don't need to assign the offset to buffer
* so that when destroy the buffer, we just
* need to unreference
*/
/* buf->imr_offset = imr_offset; */
/* reference the global IMR BO */
ret = psb_buffer_reference(driver_data, buf, (psb_buffer_p) driver_data->rar_bo);
if (ret != VA_STATUS_SUCCESS) {
drv_debug_msg(VIDEO_DEBUG_ERROR, "Reference IMR device memory failed\n");
return ret;
}
buf->rar_handle = imr_offset;
buf->buffer_ofs = imr_offset;
/* reference the global IMR buffer, reset buffer type */
buf->type = psb_bt_imr_slice; /* don't need to IMR_release */
drv_debug_msg(VIDEO_DEBUG_GENERAL, "Reference IMR buffer, IMR region offset =0x%08x, IMR BO GPU offset hint=0x%08x\n",
imr_offset, wsbmBOOffsetHint(buf->drm_buf));
return VA_STATUS_SUCCESS;
}
#endif