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hardware_samsung/exynos4/hal/libhwcomposer/SecHWC.cpp

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/*
* Copyright (C) 2010 The Android Open Source Project
* Copyright (C) 2012 The CyanogenMod Project <http://www.cyanogenmod.org>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
*
* @author Rama, Meka(v.meka@samsung.com)
Sangwoo, Park(sw5771.park@samsung.com)
Jamie Oh (jung-min.oh@samsung.com)
* @date 2011-03-11
*
*/
#include <cutils/log.h>
#include <cutils/atomic.h>
#include <EGL/egl.h>
#include <fcntl.h>
#include <hardware_legacy/uevent.h>
#include <sys/prctl.h>
#include <sys/resource.h>
#include "SecHWCUtils.h"
#include "gralloc_priv.h"
#ifdef HWC_HWOVERLAY
#include <GLES/gl.h>
#endif
#if defined(BOARD_USES_HDMI)
#include "SecHdmiClient.h"
#include "SecTVOutService.h"
#include "SecHdmi.h"
//#define CHECK_EGL_FPS
#ifdef CHECK_EGL_FPS
extern void check_fps();
#endif
static int lcd_width, lcd_height;
static int prev_usage = 0;
#define CHECK_TIME_DEBUG 0
#define SUPPORT_AUTO_UI_ROTATE
#endif
int testRenderNum =0;
static int hwc_device_open(const struct hw_module_t* module, const char* name,
struct hw_device_t** device);
static struct hw_module_methods_t hwc_module_methods = {
open: hwc_device_open
};
hwc_module_t HAL_MODULE_INFO_SYM = {
common: {
tag: HARDWARE_MODULE_TAG,
version_major: 2,
version_minor: 0,
id: HWC_HARDWARE_MODULE_ID,
name: "Samsung S5PC21X hwcomposer module",
author: "SAMSUNG",
methods: &hwc_module_methods,
}
};
/*****************************************************************************/
static void dump_layer(hwc_layer_1_t const* l) {
SEC_HWC_Log(HWC_LOG_DEBUG,"\ttype=%d, flags=%08x, handle=%p, tr=%02x, blend=%04x, "
"{%d,%d,%d,%d}, {%d,%d,%d,%d}",
l->compositionType, l->flags, l->handle, l->transform, l->blending,
l->sourceCrop.left,
l->sourceCrop.top,
l->sourceCrop.right,
l->sourceCrop.bottom,
l->displayFrame.left,
l->displayFrame.top,
l->displayFrame.right,
l->displayFrame.bottom);
}
void calculate_rect(struct hwc_win_info_t *win, hwc_layer_1_t *cur,
sec_rect *rect)
{
rect->x = cur->displayFrame.left;
rect->y = cur->displayFrame.top;
rect->w = cur->displayFrame.right - cur->displayFrame.left;
rect->h = cur->displayFrame.bottom - cur->displayFrame.top;
if (rect->x < 0) {
if (rect->w + rect->x > win->lcd_info.xres)
rect->w = win->lcd_info.xres;
else
rect->w = rect->w + rect->x;
rect->x = 0;
} else {
if (rect->w + rect->x > win->lcd_info.xres)
rect->w = win->lcd_info.xres - rect->x;
}
if (rect->y < 0) {
if (rect->h + rect->y > win->lcd_info.yres)
rect->h = win->lcd_info.yres;
else
rect->h = rect->h + rect->y;
rect->y = 0;
} else {
if (rect->h + rect->y > win->lcd_info.yres)
rect->h = win->lcd_info.yres - rect->y;
}
}
static int set_src_dst_img_rect(hwc_layer_1_t *cur,
struct hwc_win_info_t *win,
struct sec_img *src_img,
struct sec_img *dst_img,
struct sec_rect *src_rect,
struct sec_rect *dst_rect,
int win_idx)
{
private_handle_t *prev_handle = (private_handle_t *)(cur->handle);
sec_rect rect;
/* 1. Set src_img from prev_handle */
src_img->f_w = prev_handle->width;
src_img->f_h = prev_handle->height;
src_img->w = prev_handle->width;
src_img->h = prev_handle->height;
src_img->format = prev_handle->format;
src_img->base = (uint32_t)prev_handle->base;
src_img->offset = prev_handle->offset;
src_img->mem_id = prev_handle->fd;
src_img->paddr = prev_handle->paddr;
src_img->usage = prev_handle->usage;
src_img->uoffset = prev_handle->uoffset;
src_img->voffset = prev_handle->voffset;
src_img->mem_type = HWC_VIRT_MEM_TYPE;
switch (src_img->format) {
case HAL_PIXEL_FORMAT_YV12: /* To support video editor */
case HAL_PIXEL_FORMAT_YCbCr_420_P: /* To support SW codec */
case HAL_PIXEL_FORMAT_YCrCb_420_SP:
case HAL_PIXEL_FORMAT_YCbCr_420_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED:
case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_I:
case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_I:
case HAL_PIXEL_FORMAT_CUSTOM_CbYCrY_422_I:
case HAL_PIXEL_FORMAT_CUSTOM_CrYCbY_422_I:
src_img->f_w = (src_img->f_w + 15) & ~15;
src_img->f_h = (src_img->f_h + 1) & ~1;
break;
default:
src_img->f_w = src_img->w;
src_img->f_h = src_img->h;
break;
}
/* 2. Set dst_img from window(lcd) */
calculate_rect(win, cur, &rect);
dst_img->f_w = win->lcd_info.xres;
dst_img->f_h = win->lcd_info.yres;
dst_img->w = rect.w;
dst_img->h = rect.h;
switch (win->lcd_info.bits_per_pixel) {
case 32:
dst_img->format = HAL_PIXEL_FORMAT_RGBX_8888;
break;
default:
dst_img->format = HAL_PIXEL_FORMAT_RGB_565;
break;
}
dst_img->base = win->addr[win->buf_index];
dst_img->offset = 0;
dst_img->mem_id = 0;
dst_img->mem_type = HWC_PHYS_MEM_TYPE;
/* 3. Set src_rect(crop rect) */
if (cur->displayFrame.left < 0) {
src_rect->x =
(0 - cur->displayFrame.left)
*(src_img->w)
/(cur->displayFrame.right - cur->displayFrame.left);
if (cur->displayFrame.right > win->lcd_info.xres) {
src_rect->w =
(cur->sourceCrop.right - cur->sourceCrop.left) -
src_rect->x -
(cur->displayFrame.right - win->lcd_info.xres)
*(src_img->w)
/(cur->displayFrame.right - cur->displayFrame.left);
} else {
src_rect->w =
(cur->sourceCrop.right - cur->sourceCrop.left) -
src_rect->x;
}
} else {
src_rect->x = cur->sourceCrop.left;
if (cur->displayFrame.right > win->lcd_info.xres) {
src_rect->w =
(cur->sourceCrop.right - cur->sourceCrop.left) -
src_rect->x -
(cur->displayFrame.right - win->lcd_info.xres)
*(src_img->w)
/(cur->displayFrame.right - cur->displayFrame.left);
} else {
src_rect->w =
(cur->sourceCrop.right - cur->sourceCrop.left);
}
}
if (cur->displayFrame.top < 0) {
src_rect->y =
(0 - cur->displayFrame.top)
*(src_img->h)
/(cur->displayFrame.bottom - cur->displayFrame.top);
if (cur->displayFrame.bottom > win->lcd_info.yres) {
src_rect->h =
(cur->sourceCrop.bottom - cur->sourceCrop.top) -
src_rect->y -
(cur->displayFrame.bottom - win->lcd_info.yres)
*(src_img->h)
/(cur->displayFrame.bottom - cur->displayFrame.top);
} else {
src_rect->h =
(cur->sourceCrop.bottom - cur->sourceCrop.top) -
src_rect->y;
}
} else {
src_rect->y = cur->sourceCrop.top;
if (cur->displayFrame.bottom > win->lcd_info.yres) {
src_rect->h =
(cur->sourceCrop.bottom - cur->sourceCrop.top) -
src_rect->y -
(cur->displayFrame.bottom - win->lcd_info.yres)
*(src_img->h)
/(cur->displayFrame.bottom - cur->displayFrame.top);
} else {
src_rect->h =
(cur->sourceCrop.bottom - cur->sourceCrop.top);
}
}
SEC_HWC_Log(HWC_LOG_DEBUG,
"crop information()::"
"sourceCrop left(%d),top(%d),right(%d),bottom(%d),"
"src_rect x(%d),y(%d),w(%d),h(%d),"
"prev_handle w(%d),h(%d)",
cur->sourceCrop.left,
cur->sourceCrop.top,
cur->sourceCrop.right,
cur->sourceCrop.bottom,
src_rect->x, src_rect->y, src_rect->w, src_rect->h,
prev_handle->width, prev_handle->height);
src_rect->x = SEC_MAX(src_rect->x, 0);
src_rect->y = SEC_MAX(src_rect->y, 0);
src_rect->w = SEC_MAX(src_rect->w, 0);
src_rect->w = SEC_MIN(src_rect->w, prev_handle->width);
src_rect->h = SEC_MAX(src_rect->h, 0);
src_rect->h = SEC_MIN(src_rect->h, prev_handle->height);
/* 4. Set dst_rect(fb or lcd)
* fimc dst image will be stored from left top corner
*/
dst_rect->x = 0;
dst_rect->y = 0;
dst_rect->w = win->rect_info.w;
dst_rect->h = win->rect_info.h;
/* Summery */
SEC_HWC_Log(HWC_LOG_DEBUG,
"set_src_dst_img_rect()::"
"SRC w(%d),h(%d),f_w(%d),f_h(%d),fmt(0x%x),"
"base(0x%x),offset(%d),paddr(0x%X),mem_id(%d),mem_type(%d)=>\r\n"
" DST w(%d),h(%d),f(0x%x),base(0x%x),"
"offset(%d),mem_id(%d),mem_type(%d),"
"rot(%d),win_idx(%d)"
" SRC_RECT x(%d),y(%d),w(%d),h(%d)=>"
"DST_RECT x(%d),y(%d),w(%d),h(%d)",
src_img->w, src_img->h, src_img->f_w, src_img->f_h, src_img->format,
src_img->base, src_img->offset, src_img->paddr, src_img->mem_id, src_img->mem_type,
dst_img->w, dst_img->h, dst_img->format, dst_img->base,
dst_img->offset, dst_img->mem_id, dst_img->mem_type,
cur->transform, win_idx,
src_rect->x, src_rect->y, src_rect->w, src_rect->h,
dst_rect->x, dst_rect->y, dst_rect->w, dst_rect->h);
return 0;
}
static int get_hwc_compos_decision(hwc_layer_1_t* cur, int iter, int win_cnt)
{
if(cur->flags & HWC_SKIP_LAYER || !cur->handle) {
SEC_HWC_Log(HWC_LOG_DEBUG, "%s::is_skip_layer %d cur->handle %x ",
__func__, cur->flags & HWC_SKIP_LAYER, cur->handle);
return HWC_FRAMEBUFFER;
}
private_handle_t *prev_handle = (private_handle_t *)(cur->handle);
int compositionType = HWC_FRAMEBUFFER;
if (iter == 0) {
/* check here....if we have any resolution constraints */
if (((cur->sourceCrop.right - cur->sourceCrop.left + 1) < 16) ||
((cur->sourceCrop.bottom - cur->sourceCrop.top + 1) < 8))
return compositionType;
if ((cur->transform == HAL_TRANSFORM_ROT_90) ||
(cur->transform == HAL_TRANSFORM_ROT_270)) {
if (((cur->displayFrame.right - cur->displayFrame.left + 1) < 4) ||
((cur->displayFrame.bottom - cur->displayFrame.top + 1) < 8))
return compositionType;
} else if (((cur->displayFrame.right - cur->displayFrame.left + 1) < 8) ||
((cur->displayFrame.bottom - cur->displayFrame.top + 1) < 4)) {
return compositionType;
}
switch (prev_handle->format) {
case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP:
case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED:
compositionType = HWC_OVERLAY;
break;
case HAL_PIXEL_FORMAT_YV12: /* YCrCb_420_P */
case HAL_PIXEL_FORMAT_YCbCr_420_P:
case HAL_PIXEL_FORMAT_YCrCb_420_SP:
case HAL_PIXEL_FORMAT_YCbCr_420_SP:
if ((prev_handle->usage & GRALLOC_USAGE_HWC_HWOVERLAY) &&
(cur->blending == HWC_BLENDING_NONE))
compositionType = HWC_OVERLAY;
else
compositionType = HWC_FRAMEBUFFER;
break;
default:
compositionType = HWC_FRAMEBUFFER;
break;
}
}
SEC_HWC_Log(HWC_LOG_DEBUG,
"%s::compositionType(%d)=>0:FB,1:OVERLAY \r\n"
" format(0x%x),magic(0x%x),flags(%d),size(%d),offset(%d)"
"b_addr(0x%x),usage(%d),w(%d),h(%d),bpp(%d)",
"get_hwc_compos_decision()", compositionType,
prev_handle->format, prev_handle->magic, prev_handle->flags,
prev_handle->size, prev_handle->offset, prev_handle->base,
prev_handle->usage, prev_handle->width, prev_handle->height,
prev_handle->bpp);
return compositionType;
}
static void reset_win_rect_info(hwc_win_info_t *win)
{
win->rect_info.x = 0;
win->rect_info.y = 0;
win->rect_info.w = 0;
win->rect_info.h = 0;
return;
}
static int assign_overlay_window(struct hwc_context_t *ctx, hwc_layer_1_t *cur,
int win_idx, int layer_idx)
{
struct hwc_win_info_t *win;
sec_rect rect;
int ret = 0;
if (NUM_OF_WIN <= win_idx)
return -1;
win = &ctx->win[win_idx];
SEC_HWC_Log(HWC_LOG_DEBUG,
"%s:: left(%d),top(%d),right(%d),bottom(%d),transform(%d)"
"lcd_info.xres(%d),lcd_info.yres(%d)",
"++assign_overlay_window()",
cur->displayFrame.left, cur->displayFrame.top,
cur->displayFrame.right, cur->displayFrame.bottom, cur->transform,
win->lcd_info.xres, win->lcd_info.yres);
calculate_rect(win, cur, &rect);
if ((rect.x != win->rect_info.x) || (rect.y != win->rect_info.y) ||
(rect.w != win->rect_info.w) || (rect.h != win->rect_info.h)){
win->rect_info.x = rect.x;
win->rect_info.y = rect.y;
win->rect_info.w = rect.w;
win->rect_info.h = rect.h;
//turnoff the window and set the window position with new conf...
if (window_set_pos(win) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::window_set_pos is failed : %s",
__func__, strerror(errno));
ret = -1;
}
ctx->layer_prev_buf[win_idx] = 0;
}
win->layer_index = layer_idx;
win->status = HWC_WIN_RESERVED;
SEC_HWC_Log(HWC_LOG_DEBUG,
"%s:: win_x %d win_y %d win_w %d win_h %d lay_idx %d win_idx %d\n",
"--assign_overlay_window()",
win->rect_info.x, win->rect_info.y, win->rect_info.w,
win->rect_info.h, win->layer_index, win_idx );
return 0;
}
#ifdef SKIP_DUMMY_UI_LAY_DRAWING
static void get_hwc_ui_lay_skipdraw_decision(struct hwc_context_t* ctx,
hwc_display_contents_1_t* list)
{
private_handle_t *prev_handle;
hwc_layer_1_t* cur;
int num_of_fb_lay_skip = 0;
int fb_lay_tot = ctx->num_of_fb_layer + ctx->num_of_fb_lay_skip;
if (fb_lay_tot > NUM_OF_DUMMY_WIN)
return;
if (fb_lay_tot < 1) {
#ifdef GL_WA_OVLY_ALL
ctx->ui_skip_frame_cnt++;
if (ctx->ui_skip_frame_cnt >= THRES_FOR_SWAP) {
ctx->ui_skip_frame_cnt = 0;
ctx->num_of_fb_layer_prev = 1;
}
#endif
return;
}
if (ctx->fb_lay_skip_initialized) {
for (int cnt = 0; cnt < fb_lay_tot; cnt++) {
cur = &list->hwLayers[ctx->win_virt[cnt].layer_index];
if (ctx->win_virt[cnt].layer_prev_buf == (uint32_t)cur->handle)
num_of_fb_lay_skip++;
}
#ifdef GL_WA_OVLY_ALL
if (ctx->ui_skip_frame_cnt >= THRES_FOR_SWAP)
num_of_fb_lay_skip = 0;
#endif
if (num_of_fb_lay_skip != fb_lay_tot) {
ctx->num_of_fb_layer = fb_lay_tot;
ctx->num_of_fb_lay_skip = 0;
#ifdef GL_WA_OVLY_ALL
ctx->ui_skip_frame_cnt = 0;
#endif
for (int cnt = 0; cnt < fb_lay_tot; cnt++) {
cur = &list->hwLayers[ctx->win_virt[cnt].layer_index];
ctx->win_virt[cnt].layer_prev_buf = (uint32_t)cur->handle;
cur->compositionType = HWC_FRAMEBUFFER;
ctx->win_virt[cnt].status = HWC_WIN_FREE;
}
} else {
ctx->num_of_fb_layer = 0;
ctx->num_of_fb_lay_skip = fb_lay_tot;
#ifdef GL_WA_OVLY_ALL
ctx->ui_skip_frame_cnt++;
#endif
for (int cnt = 0; cnt < fb_lay_tot; cnt++) {
cur = &list->hwLayers[ctx->win_virt[cnt].layer_index];
cur->compositionType = HWC_OVERLAY;
ctx->win_virt[cnt].status = HWC_WIN_RESERVED;
}
}
} else {
ctx->num_of_fb_lay_skip = 0;
for (int i = 0; i < list->numHwLayers ; i++) {
if(num_of_fb_lay_skip >= NUM_OF_DUMMY_WIN)
break;
cur = &list->hwLayers[i];
if (cur->handle) {
prev_handle = (private_handle_t *)(cur->handle);
switch (prev_handle->format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_RGB_565:
cur->compositionType = HWC_FRAMEBUFFER;
ctx->win_virt[num_of_fb_lay_skip].layer_prev_buf =
(uint32_t)cur->handle;
ctx->win_virt[num_of_fb_lay_skip].layer_index = i;
ctx->win_virt[num_of_fb_lay_skip].status = HWC_WIN_FREE;
num_of_fb_lay_skip++;
break;
default:
break;
}
} else {
cur->compositionType = HWC_FRAMEBUFFER;
}
}
if (num_of_fb_lay_skip == fb_lay_tot)
ctx->fb_lay_skip_initialized = 1;
}
return;
}
#endif
static int hwc_prepare(hwc_composer_device_1_t *dev, size_t numDisplays, hwc_display_contents_1_t** displays)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
int overlay_win_cnt = 0;
int compositionType = 0;
int ret;
// Compat
hwc_display_contents_1_t* list = NULL;
if (numDisplays > 0) {
list = displays[0];
}
#if defined(BOARD_USES_HDMI)
android::SecHdmiClient *mHdmiClient = android::SecHdmiClient::getInstance();
int hdmi_cable_status = (int)mHdmiClient->getHdmiCableStatus();
ctx->hdmi_cable_status = hdmi_cable_status;
#endif
#ifdef SKIP_DUMMY_UI_LAY_DRAWING
if ((list && (!(list->flags & HWC_GEOMETRY_CHANGED))) &&
(ctx->num_of_hwc_layer > 0)) {
get_hwc_ui_lay_skipdraw_decision(ctx, list);
return 0;
}
ctx->fb_lay_skip_initialized = 0;
ctx->num_of_fb_lay_skip = 0;
#ifdef GL_WA_OVLY_ALL
ctx->ui_skip_frame_cnt = 0;
#endif
for (int i = 0; i < NUM_OF_DUMMY_WIN; i++) {
ctx->win_virt[i].layer_prev_buf = 0;
ctx->win_virt[i].layer_index = -1;
ctx->win_virt[i].status = HWC_WIN_FREE;
}
#endif
//if geometry is not changed, there is no need to do any work here
if (!list || (!(list->flags & HWC_GEOMETRY_CHANGED)))
return 0;
//all the windows are free here....
for (int i = 0 ; i < NUM_OF_WIN; i++) {
ctx->win[i].status = HWC_WIN_FREE;
ctx->win[i].buf_index = 0;
}
ctx->num_of_hwc_layer = 0;
ctx->num_of_fb_layer = 0;
ctx->num_2d_blit_layer = 0;
ctx->num_of_ext_disp_video_layer = 0;
for (int i = 0; i < list->numHwLayers; i++) {
hwc_layer_1_t *cur = &list->hwLayers[i];
private_handle_t *prev_handle = NULL;
if (cur->handle) {
prev_handle = (private_handle_t *)(cur->handle);
SEC_HWC_Log(HWC_LOG_DEBUG, "prev_handle->usage = %d", prev_handle->usage);
if (prev_handle->usage & GRALLOC_USAGE_EXTERNAL_DISP) {
ctx->num_of_ext_disp_layer++;
if ((prev_handle->usage & GRALLOC_USAGE_EXTERNAL_DISP) ||
check_yuv_format((unsigned int)prev_handle->format) == 1) {
ctx->num_of_ext_disp_video_layer++;
}
}
}
}
for (int i = 0; i < list->numHwLayers ; i++) {
hwc_layer_1_t* cur = &list->hwLayers[i];
private_handle_t *prev_handle = (private_handle_t *)(cur->handle);
if (overlay_win_cnt < NUM_OF_WIN) {
compositionType = get_hwc_compos_decision(cur, 0, overlay_win_cnt);
if (compositionType == HWC_FRAMEBUFFER) {
cur->compositionType = HWC_FRAMEBUFFER;
ctx->num_of_fb_layer++;
} else {
ret = assign_overlay_window(ctx, cur, overlay_win_cnt, i);
if (ret != 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "assign_overlay_window fail, change to frambuffer");
cur->compositionType = HWC_FRAMEBUFFER;
ctx->num_of_fb_layer++;
continue;
}
cur->compositionType = HWC_OVERLAY;
cur->hints = HWC_HINT_CLEAR_FB;
overlay_win_cnt++;
ctx->num_of_hwc_layer++;
}
} else {
cur->compositionType = HWC_FRAMEBUFFER;
ctx->num_of_fb_layer++;
}
#if defined(BOARD_USES_HDMI)
SEC_HWC_Log(HWC_LOG_DEBUG, "ext disp vid = %d, cable status = %d, composition type = %d",
ctx->num_of_ext_disp_video_layer, ctx->hdmi_cable_status, compositionType);
if (ctx->num_of_ext_disp_video_layer >= 2) {
if ((ctx->hdmi_cable_status) &&
(compositionType == HWC_OVERLAY) &&
(prev_handle->usage & GRALLOC_USAGE_EXTERNAL_DISP)) {
cur->compositionType = HWC_FRAMEBUFFER;
ctx->num_of_hwc_layer--;
overlay_win_cnt--;
ctx->num_of_fb_layer++;
cur->hints = 0;
}
}
#endif
}
#if defined(BOARD_USES_HDMI)
mHdmiClient = android::SecHdmiClient::getInstance();
mHdmiClient->setHdmiHwcLayer(ctx->num_of_hwc_layer);
if (ctx->num_of_ext_disp_video_layer > 1) {
mHdmiClient->setExtDispLayerNum(0);
}
#endif
if (list->numHwLayers != (ctx->num_of_fb_layer + ctx->num_of_hwc_layer))
SEC_HWC_Log(HWC_LOG_DEBUG,
"%s:: numHwLayers %d num_of_fb_layer %d num_of_hwc_layer %d ",
__func__, list->numHwLayers, ctx->num_of_fb_layer,
ctx->num_of_hwc_layer);
if (overlay_win_cnt < NUM_OF_WIN) {
//turn off the free windows
for (int i = overlay_win_cnt; i < NUM_OF_WIN; i++) {
window_hide(&ctx->win[i]);
reset_win_rect_info(&ctx->win[i]);
}
}
return 0;
}
static int hwc_set(hwc_composer_device_1_t *dev,
size_t numDisplays,
hwc_display_contents_1_t** displays)
{
struct hwc_context_t *ctx = (struct hwc_context_t *)dev;
int skipped_window_mask = 0;
hwc_layer_1_t* cur;
struct hwc_win_info_t *win;
int ret;
int pmem_phyaddr;
struct sec_img src_img;
struct sec_img dst_img;
struct sec_rect src_work_rect;
struct sec_rect dst_work_rect;
bool need_swap_buffers = ctx->num_of_fb_layer > 0;
memset(&src_img, 0, sizeof(src_img));
memset(&dst_img, 0, sizeof(dst_img));
memset(&src_work_rect, 0, sizeof(src_work_rect));
memset(&dst_work_rect, 0, sizeof(dst_work_rect));
#if defined(BOARD_USES_HDMI)
int skip_hdmi_rendering = 0;
int rotVal = 0;
#endif
// Only support one display
hwc_display_contents_1_t* list = displays[0];
if (!list) {
//turn off the all windows
for (int i = 0; i < NUM_OF_WIN; i++) {
window_hide(&ctx->win[i]);
reset_win_rect_info(&ctx->win[i]);
ctx->win[i].status = HWC_WIN_FREE;
}
ctx->num_of_hwc_layer = 0;
need_swap_buffers = true;
if (list->sur == NULL && list->dpy == NULL) {
#ifdef SKIP_DUMMY_UI_LAY_DRAWING
ctx->fb_lay_skip_initialized = 0;
#endif
return HWC_EGL_ERROR;
}
}
if(ctx->num_of_hwc_layer > NUM_OF_WIN)
ctx->num_of_hwc_layer = NUM_OF_WIN;
/*
* H/W composer documentation states:
* There is an implicit layer containing opaque black
* pixels behind all the layers in the list.
* It is the responsibility of the hwcomposer module to make
* sure black pixels are output (or blended from).
*
* Since we're using a blitter, we need to erase the frame-buffer when
* switching to all-overlay mode.
*
*/
if (ctx->num_of_hwc_layer &&
ctx->num_of_fb_layer==0 && ctx->num_of_fb_layer_prev) {
#ifdef SKIP_DUMMY_UI_LAY_DRAWING
if (ctx->num_of_fb_lay_skip == 0)
#endif
{
glDisable(GL_SCISSOR_TEST);
glClearColor(0, 0, 0, 0);
glClear(GL_COLOR_BUFFER_BIT);
glEnable(GL_SCISSOR_TEST);
need_swap_buffers = true;
}
}
ctx->num_of_fb_layer_prev = ctx->num_of_fb_layer;
//compose hardware layers here
for (int i = 0; i < ctx->num_of_hwc_layer - ctx->num_2d_blit_layer; i++) {
win = &ctx->win[i];
if (win->status == HWC_WIN_RESERVED) {
cur = &list->hwLayers[win->layer_index];
if (cur->compositionType == HWC_OVERLAY) {
if (ctx->layer_prev_buf[i] == (uint32_t)cur->handle) {
/*
* In android platform, all the graphic buffer are at least
* double buffered (2 or more) this buffer is already rendered.
* It is the redundant src buffer for FIMC rendering.
*/
#if defined(BOARD_USES_HDMI)
skip_hdmi_rendering = 1;
#endif
continue;
}
ctx->layer_prev_buf[i] = (uint32_t)cur->handle;
// initialize the src & dist context for fimc
set_src_dst_img_rect(cur, win, &src_img, &dst_img,
&src_work_rect, &dst_work_rect, i);
ret = runFimc(ctx,
&src_img, &src_work_rect,
&dst_img, &dst_work_rect,
cur->transform);
if (ret < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::runFimc fail : ret=%d\n",
__func__, ret);
skipped_window_mask |= (1 << i);
continue;
}
window_pan_display(win);
win->buf_index = (win->buf_index + 1) % NUM_OF_WIN_BUF;
if (win->power_state == 0)
window_show(win);
} else {
SEC_HWC_Log(HWC_LOG_ERROR,
"%s:: error : layer %d compositionType should have been"
" HWC_OVERLAY ", __func__, win->layer_index);
skipped_window_mask |= (1 << i);
continue;
}
} else {
SEC_HWC_Log(HWC_LOG_ERROR, "%s:: error : window status should have "
"been HWC_WIN_RESERVED by now... ", __func__);
skipped_window_mask |= (1 << i);
continue;
}
}
if (skipped_window_mask) {
//turn off the free windows
for (int i = 0; i < NUM_OF_WIN; i++) {
if (skipped_window_mask & (1 << i)) {
window_hide(&ctx->win[i]);
reset_win_rect_info(&ctx->win[i]);
}
}
}
if (need_swap_buffers) {
#ifdef CHECK_EGL_FPS
check_fps();
#endif
#ifdef HWC_HWOVERLAY
unsigned char pixels[4];
glReadPixels(0, 0, 1, 1, GL_RGBA, GL_UNSIGNED_BYTE, pixels);
#endif
EGLBoolean sucess = eglSwapBuffers((EGLDisplay)list->dpy, (EGLSurface)list->sur);
if (!sucess)
return HWC_EGL_ERROR;
}
#if defined(BOARD_USES_HDMI)
android::SecHdmiClient *mHdmiClient = android::SecHdmiClient::getInstance();
if (skip_hdmi_rendering == 1)
return 0;
if (list == NULL) {
// Don't display unnecessary image
mHdmiClient->setHdmiEnable(0);
return 0;
} else {
mHdmiClient->setHdmiEnable(1);
}
#ifdef SUPPORT_AUTO_UI_ROTATE
cur = &list->hwLayers[0];
if (cur->transform == HAL_TRANSFORM_ROT_90 || cur->transform == HAL_TRANSFORM_ROT_270)
mHdmiClient->setHdmiRotate(270, ctx->num_of_hwc_layer);
else
mHdmiClient->setHdmiRotate(0, ctx->num_of_hwc_layer);
#endif
// To support S3D video playback (automatic TV mode change to 3D mode)
if (ctx->num_of_hwc_layer == 1) {
if (src_img.usage != prev_usage)
mHdmiClient->setHdmiResolution(DEFAULT_HDMI_RESOLUTION_VALUE, android::SecHdmiClient::HDMI_2D); // V4L2_STD_1080P_60
if ((src_img.usage & GRALLOC_USAGE_PRIVATE_SBS_LR) ||
(src_img.usage & GRALLOC_USAGE_PRIVATE_SBS_RL))
mHdmiClient->setHdmiResolution(DEFAULT_HDMI_S3D_SBS_RESOLUTION_VALUE, android::SecHdmiClient::HDMI_S3D_SBS); // V4L2_STD_TVOUT_720P_60_SBS_HALF
else if ((src_img.usage & GRALLOC_USAGE_PRIVATE_TB_LR) ||
(src_img.usage & GRALLOC_USAGE_PRIVATE_TB_RL))
mHdmiClient->setHdmiResolution(DEFAULT_HDMI_S3D_TB_RESOLUTION_VALUE, android::SecHdmiClient::HDMI_S3D_TB); // V4L2_STD_TVOUT_1080P_24_TB
prev_usage = src_img.usage;
} else {
if ((prev_usage & GRALLOC_USAGE_PRIVATE_SBS_LR) ||
(prev_usage & GRALLOC_USAGE_PRIVATE_SBS_RL) ||
(prev_usage & GRALLOC_USAGE_PRIVATE_TB_LR) ||
(prev_usage & GRALLOC_USAGE_PRIVATE_TB_RL))
mHdmiClient->setHdmiResolution(DEFAULT_HDMI_RESOLUTION_VALUE, android::SecHdmiClient::HDMI_2D); // V4L2_STD_1080P_60
prev_usage = 0;
}
if (ctx->num_of_hwc_layer == 1) {
if ((src_img.format == HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED)||
(src_img.format == HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP)) {
ADDRS * addr = (ADDRS *)(src_img.base);
mHdmiClient->blit2Hdmi(src_work_rect.w, src_work_rect.h,
src_img.format,
(unsigned int)addr->addr_y, (unsigned int)addr->addr_cbcr, (unsigned int)addr->addr_cbcr,
0, 0,
android::SecHdmiClient::HDMI_MODE_VIDEO,
ctx->num_of_hwc_layer);
} else if ((src_img.format == HAL_PIXEL_FORMAT_YCbCr_420_SP) ||
(src_img.format == HAL_PIXEL_FORMAT_YCrCb_420_SP) ||
(src_img.format == HAL_PIXEL_FORMAT_YCbCr_420_P) ||
(src_img.format == HAL_PIXEL_FORMAT_YV12)) {
mHdmiClient->blit2Hdmi(src_work_rect.w, src_work_rect.h,
src_img.format,
(unsigned int)ctx->fimc.params.src.buf_addr_phy_rgb_y,
(unsigned int)ctx->fimc.params.src.buf_addr_phy_cb,
(unsigned int)ctx->fimc.params.src.buf_addr_phy_cr,
0, 0,
android::SecHdmiClient::HDMI_MODE_VIDEO,
ctx->num_of_hwc_layer);
} else {
SEC_HWC_Log(HWC_LOG_ERROR, "%s: Unsupported format = %d", __func__, src_img.format);
}
}
#endif
return 0;
}
static void hwc_registerProcs(struct hwc_composer_device_1* dev,
hwc_procs_t const* procs)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
ctx->procs = const_cast<hwc_procs_t *>(procs);
}
static int hwc_query(struct hwc_composer_device_1* dev,
int what, int* value)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
switch (what) {
case HWC_BACKGROUND_LAYER_SUPPORTED:
// we don't support the background layer yet
value[0] = 0;
break;
case HWC_VSYNC_PERIOD:
// vsync period in nanosecond
value[0] = 1000000000.0 / 57;
break;
default:
// unsupported query
return -EINVAL;
}
return 0;
}
static int hwc_eventControl(struct hwc_composer_device_1* dev, int dpy,
int event, int enabled)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
switch (event) {
case HWC_EVENT_VSYNC:
int val = !!enabled;
int err = ioctl(ctx->global_lcd_win.fd, S3CFB_SET_VSYNC_INT, &val);
if (err < 0)
return -errno;
return 0;
}
return -EINVAL;
}
#ifdef SYSFS_VSYNC_NOTIFICATION
static void *hwc_vsync_sysfs_loop(void *data)
{
static char buf[4096];
int vsync_timestamp_fd;
fd_set exceptfds;
int res;
int64_t timestamp = 0;
hwc_context_t * ctx = (hwc_context_t *)(data);
vsync_timestamp_fd = open("/sys/devices/platform/samsung-pd.2/s3cfb.0/vsync_time", O_RDONLY);
char thread_name[64] = "hwcVsyncThread";
prctl(PR_SET_NAME, (unsigned long) &thread_name, 0, 0, 0);
setpriority(PRIO_PROCESS, 0, -20);
memset(buf, 0, sizeof(buf));
SEC_HWC_Log(HWC_LOG_DEBUG,"Using sysfs mechanism for VSYNC notification");
FD_ZERO(&exceptfds);
FD_SET(vsync_timestamp_fd, &exceptfds);
do {
ssize_t len = read(vsync_timestamp_fd, buf, sizeof(buf));
timestamp = strtoull(buf, NULL, 0);
if(ctx->procs)
ctx->procs->vsync(ctx->procs, 0, timestamp);
select(vsync_timestamp_fd + 1, NULL, NULL, &exceptfds, NULL);
lseek(vsync_timestamp_fd, 0, SEEK_SET);
} while (1);
return NULL;
}
#endif
void handle_vsync_uevent(hwc_context_t *ctx, const char *buff, int len)
{
uint64_t timestamp = 0;
const char *s = buff;
if(!ctx->procs || !ctx->procs->vsync)
return;
s += strlen(s) + 1;
while(*s) {
if (!strncmp(s, "VSYNC=", strlen("VSYNC=")))
timestamp = strtoull(s + strlen("VSYNC="), NULL, 0);
s += strlen(s) + 1;
if (s - buff >= len)
break;
}
ctx->procs->vsync(ctx->procs, 0, timestamp);
}
static void *hwc_vsync_thread(void *data)
{
hwc_context_t *ctx = (hwc_context_t *)(data);
char uevent_desc[4096];
memset(uevent_desc, 0, sizeof(uevent_desc));
setpriority(PRIO_PROCESS, 0, HAL_PRIORITY_URGENT_DISPLAY);
uevent_init();
while(true) {
int len = uevent_next_event(uevent_desc, sizeof(uevent_desc) - 2);
bool vsync = !strcmp(uevent_desc, "change@/devices/platform/samsung-pd.2/s3cfb.0");
if(vsync)
handle_vsync_uevent(ctx, uevent_desc, len);
}
return NULL;
}
static int hwc_device_close(struct hw_device_t *dev)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
int ret = 0;
int i;
if (ctx) {
if (destroyFimc(&ctx->fimc) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::destroyFimc fail", __func__);
ret = -1;
}
if (window_close(&ctx->global_lcd_win) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::window_close() fail", __func__);
ret = -1;
}
for (i = 0; i < NUM_OF_WIN; i++) {
if (window_close(&ctx->win[i]) < 0)
SEC_HWC_Log(HWC_LOG_DEBUG, "%s::window_close() fail", __func__);
}
free(ctx);
}
return ret;
}
static int hwc_blank(struct hwc_composer_device_1 *dev, int dpy, int blank)
{
struct hwc_context_t* ctx = (struct hwc_context_t*)dev;
if (blank) {
// release our resources, the screen is turning off
// in our case, there is nothing to do.
ctx->num_of_fb_layer_prev = 0;
return 0;
}
else {
// No need to unblank, will unblank on set()
return 0;
}
}
static int hwc_device_open(const struct hw_module_t* module, const char* name,
struct hw_device_t** device)
{
int status = 0;
int err = 0;
struct hwc_win_info_t *win;
if (strcmp(name, HWC_HARDWARE_COMPOSER))
return -EINVAL;
struct hwc_context_t *dev;
dev = (hwc_context_t*)malloc(sizeof(*dev));
/* initialize our state here */
memset(dev, 0, sizeof(*dev));
/* initialize the procs */
dev->device.common.tag = HARDWARE_DEVICE_TAG;
dev->device.common.version = HWC_DEVICE_API_VERSION_1_0;
dev->device.common.module = const_cast<hw_module_t*>(module);
dev->device.common.close = hwc_device_close;
dev->device.prepare = hwc_prepare;
dev->device.set = hwc_set;
dev->device.eventControl = hwc_eventControl;
dev->device.blank = hwc_blank;
dev->device.query = hwc_query;
dev->device.registerProcs = hwc_registerProcs;
*device = &dev->device.common;
//initializing
memset(&(dev->fimc), 0, sizeof(s5p_fimc_t));
/* open WIN0 & WIN1 here */
for (int i = 0; i < NUM_OF_WIN; i++) {
if (window_open(&(dev->win[i]), i) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR,
"%s:: Failed to open window %d device ", __func__, i);
status = -EINVAL;
goto err;
}
}
/* open window 2, used to query global LCD info */
if (window_open(&dev->global_lcd_win, 2) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s:: Failed to open window 2 device ", __func__);
status = -EINVAL;
goto err;
}
if (window_get_global_lcd_info(dev) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR,
"%s::window_get_global_lcd_info is failed : %s",
__func__, strerror(errno));
status = -EINVAL;
goto err;
}
#if defined(BOARD_USES_HDMI)
lcd_width = dev->lcd_info.xres;
lcd_height = dev->lcd_info.yres;
#endif
/* initialize the window context */
for (int i = 0; i < NUM_OF_WIN; i++) {
win = &dev->win[i];
memcpy(&win->lcd_info, &dev->lcd_info, sizeof(struct fb_var_screeninfo));
memcpy(&win->var_info, &dev->lcd_info, sizeof(struct fb_var_screeninfo));
win->rect_info.x = 0;
win->rect_info.y = 0;
win->rect_info.w = win->var_info.xres;
win->rect_info.h = win->var_info.yres;
if (window_set_pos(win) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::window_set_pos is failed : %s",
__func__, strerror(errno));
status = -EINVAL;
goto err;
}
if (window_get_info(win, i) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::window_get_info is failed : %s",
__func__, strerror(errno));
status = -EINVAL;
goto err;
}
}
//create PP
if (createFimc(&dev->fimc) < 0) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::creatFimc() fail", __func__);
status = -EINVAL;
goto err;
}
#ifndef SYSFS_VSYNC_NOTIFICATION
err = pthread_create(&dev->vsync_thread, NULL, hwc_vsync_thread, dev);
if (err) {
ALOGE("%s::pthread_create() failed : %s", __func__, strerror(err));
status = -err;
goto err;
}
#endif
#ifdef SYSFS_VSYNC_NOTIFICATION
err = pthread_create(&dev->vsync_thread, NULL, hwc_vsync_sysfs_loop, dev);
if (err) {
SEC_HWC_Log(HWC_LOG_ERROR, "%s::pthread_create() failed : %s", __func__, strerror(err));
status = -err;
goto err;
}
#endif
SEC_HWC_Log(HWC_LOG_DEBUG, "%s:: hwc_device_open: SUCCESS", __func__);
return 0;
err:
if (destroyFimc(&dev->fimc) < 0)
SEC_HWC_Log(HWC_LOG_ERROR, "%s::destroyFimc() fail", __func__);
if (window_close(&dev->global_lcd_win) < 0)
SEC_HWC_Log(HWC_LOG_ERROR, "%s::window_close() fail", __func__);
for (int i = 0; i < NUM_OF_WIN; i++) {
if (window_close(&dev->win[i]) < 0)
SEC_HWC_Log(HWC_LOG_DEBUG, "%s::window_close() fail", __func__);
}
return status;
}