LineageOS/android_vendor_qcom_opensource_display-commonsys-intf
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Merge "display: Remove framebuffer HAL usage"

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Linux Build Service Account
2013-03-18 23:09:37 -07:00
committed by Gerrit - the friendly Code Review server
parent 8f30523439 c1f8682f7b
commit dc7e3fe018
11 changed files with 98 additions and 185 deletions
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19
libexternal/external.cpp
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@@ -683,25 +683,6 @@ bool ExternalDisplay::writeHPDOption(int userOption) const
return ret;
}
/*
* commits the changes to the external display
*/
bool ExternalDisplay::post()
{
if(mFd == -1)
return false;
struct mdp_display_commit ext_commit;
memset(&ext_commit, 0, sizeof(struct mdp_display_commit));
ext_commit.flags = MDP_DISPLAY_COMMIT_OVERLAY;
if (ioctl(mFd, MSMFB_DISPLAY_COMMIT, &ext_commit) == -1) {
ALOGE("%s: MSMFB_DISPLAY_COMMIT for external failed, str: %s",
__FUNCTION__, strerror(errno));
return false;
}
return true;
}
void ExternalDisplay::setDpyWfdAttr() {
if(mHwcContext) {
mHwcContext->dpyAttr[mExtDpyNum].xres = mVInfo.xres;

1
libexternal/external.h
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@@ -47,7 +47,6 @@ public:
void setExternalDisplay(bool connected, int extFbNum = 0);
bool isExternalConnected() { return mConnected;};
void setExtDpyNum(int extDpyNum) { mExtDpyNum = extDpyNum;};
bool post();
void setHPD(uint32_t startEnd);
void setEDIDMode(int resMode);
void setActionSafeDimension(int w, int h);

7
libgralloc/fb_priv.h
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@@ -52,13 +52,6 @@ struct private_module_t {
float fps;
uint32_t swapInterval;
uint32_t currentOffset;
bool fbPostDone;
pthread_mutex_t fbPostLock;
//Condition to inform HWC that fb_post called
pthread_cond_t fbPostCond;
bool fbPanDone;
pthread_mutex_t fbPanLock;
pthread_cond_t fbPanCond;
};

9
libgralloc/framebuffer.cpp
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@@ -54,7 +54,6 @@ static inline int max(int a, int b) {
enum {
PAGE_FLIP = 0x00000001,
LOCKED = 0x00000002
};
struct fb_context_t {
@@ -88,8 +87,8 @@ static int fb_post(struct framebuffer_device_t* dev, buffer_handle_t buffer)
private_module_t* m =
reinterpret_cast<private_module_t*>(dev->common.module);
struct mdp_display_commit prim_commit;
prim_commit.wait_for_finish = 1;
memset(&prim_commit, 0, sizeof(struct mdp_display_commit));
prim_commit.flags = MDP_DISPLAY_COMMIT_OVERLAY;
if (ioctl(m->framebuffer->fd, MSMFB_DISPLAY_COMMIT, &prim_commit) == -1) {
ALOGE("%s: MSMFB_DISPLAY_COMMIT for primary failed, str: %s",
__FUNCTION__, strerror(errno));
@@ -326,12 +325,6 @@ int mapFrameBufferLocked(struct private_module_t* module)
module->framebuffer->base = intptr_t(vaddr);
memset(vaddr, 0, fbSize);
module->currentOffset = 0;
module->fbPostDone = false;
pthread_mutex_init(&(module->fbPostLock), NULL);
pthread_cond_init(&(module->fbPostCond), NULL);
module->fbPanDone = false;
pthread_mutex_init(&(module->fbPanLock), NULL);
pthread_cond_init(&(module->fbPanCond), NULL);
return 0;
}

79
libgralloc/gpu.cpp
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@@ -52,77 +52,6 @@ gpu_context_t::gpu_context_t(const private_module_t* module,
}
int gpu_context_t::gralloc_alloc_framebuffer_locked(size_t size, int usage,
buffer_handle_t* pHandle)
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
// we don't support framebuffer allocations with graphics heap flags
if (usage & GRALLOC_HEAP_MASK) {
return -EINVAL;
}
if (m->framebuffer == NULL) {
ALOGE("%s: Invalid framebuffer", __FUNCTION__);
return -EINVAL;
}
const uint32_t bufferMask = m->bufferMask;
const uint32_t numBuffers = m->numBuffers;
size_t bufferSize = m->finfo.line_length * m->info.yres;
//adreno needs FB size to be page aligned
bufferSize = roundUpToPageSize(bufferSize);
if (numBuffers == 1) {
// If we have only one buffer, we never use page-flipping. Instead,
// we return a regular buffer which will be memcpy'ed to the main
// screen when post is called.
int newUsage = (usage & ~GRALLOC_USAGE_HW_FB) | GRALLOC_USAGE_HW_2D;
return gralloc_alloc_buffer(bufferSize, newUsage, pHandle, BUFFER_TYPE_UI,
m->fbFormat, m->info.xres, m->info.yres);
}
if (bufferMask >= ((1LU<<numBuffers)-1)) {
// We ran out of buffers.
return -ENOMEM;
}
// create a "fake" handle for it
intptr_t vaddr = intptr_t(m->framebuffer->base);
private_handle_t* hnd = new private_handle_t(
dup(m->framebuffer->fd), bufferSize,
private_handle_t::PRIV_FLAGS_USES_ION |
private_handle_t::PRIV_FLAGS_FRAMEBUFFER,
BUFFER_TYPE_UI, m->fbFormat, m->info.xres,
m->info.yres);
// find a free slot
for (uint32_t i=0 ; i<numBuffers ; i++) {
if ((bufferMask & (1LU<<i)) == 0) {
m->bufferMask |= (1LU<<i);
break;
}
vaddr += bufferSize;
}
hnd->base = vaddr;
hnd->offset = vaddr - intptr_t(m->framebuffer->base);
*pHandle = hnd;
return 0;
}
int gpu_context_t::gralloc_alloc_framebuffer(size_t size, int usage,
buffer_handle_t* pHandle)
{
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
pthread_mutex_lock(&m->lock);
int err = gralloc_alloc_framebuffer_locked(size, usage, pHandle);
pthread_mutex_unlock(&m->lock);
return err;
}
int gpu_context_t::gralloc_alloc_buffer(size_t size, int usage,
buffer_handle_t* pHandle, int bufferType,
int format, int width, int height)
@@ -267,12 +196,7 @@ int gpu_context_t::alloc_impl(int w, int h, int format, int usage,
int gpu_context_t::free_impl(private_handle_t const* hnd) {
private_module_t* m = reinterpret_cast<private_module_t*>(common.module);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER) {
// free this buffer
const size_t bufferSize = m->finfo.line_length * m->info.yres;
int index = (hnd->base - m->framebuffer->base) / bufferSize;
m->bufferMask &= ~(1<<index);
} else {
terminateBuffer(&m->base, const_cast<private_handle_t*>(hnd));
IMemAlloc* memalloc = mAllocCtrl->getAllocator(hnd->flags);
int err = memalloc->free_buffer((void*)hnd->base, (size_t) hnd->size,
@@ -286,7 +210,6 @@ int gpu_context_t::free_impl(private_handle_t const* hnd) {
hnd->fd_metadata);
if (err)
return err;
}
delete hnd;
return 0;

8
libgralloc/gpu.h
View File

@@ -27,7 +27,7 @@
#include <cutils/ashmem.h>
#include "gralloc_priv.h"
#include <fb_priv.h>
#include "fb_priv.h"
namespace gralloc {
class IAllocController;
@@ -36,12 +36,6 @@ class gpu_context_t : public alloc_device_t {
gpu_context_t(const private_module_t* module,
IAllocController* alloc_ctrl);
int gralloc_alloc_framebuffer_locked(size_t size, int usage,
buffer_handle_t* pHandle);
int gralloc_alloc_framebuffer(size_t size, int usage,
buffer_handle_t* pHandle);
int gralloc_alloc_buffer(size_t size, int usage,
buffer_handle_t* pHandle,
int bufferType, int format,

55
libhwcomposer/hwc.cpp
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@@ -25,10 +25,9 @@
#include <cutils/atomic.h>
#include <EGL/egl.h>
#include <utils/Trace.h>
#include <sys/ioctl.h>
#include <overlay.h>
#include <overlayRotator.h>
#include <fb_priv.h>
#include <mdp_version.h>
#include "hwc_utils.h"
#include "hwc_video.h"
@@ -122,6 +121,17 @@ static void reset_layer_prop(hwc_context_t* ctx, int dpy) {
}
}
static int display_commit(hwc_context_t *ctx, int dpy) {
struct mdp_display_commit commit_info;
memset(&commit_info, 0, sizeof(struct mdp_display_commit));
commit_info.flags = MDP_DISPLAY_COMMIT_OVERLAY;
if(ioctl(ctx->dpyAttr[dpy].fd, MSMFB_DISPLAY_COMMIT, &commit_info) == -1) {
ALOGE("%s: MSMFB_DISPLAY_COMMIT for primary failed", __FUNCTION__);
return -errno;
}
return 0;
}
static int hwc_prepare_primary(hwc_composer_device_1 *dev,
hwc_display_contents_1_t *list) {
hwc_context_t* ctx = (hwc_context_t*)(dev);
@@ -217,8 +227,6 @@ static int hwc_eventControl(struct hwc_composer_device_1* dev, int dpy,
{
int ret = 0;
hwc_context_t* ctx = (hwc_context_t*)(dev);
private_module_t* m = reinterpret_cast<private_module_t*>(
ctx->mFbDev->common.module);
pthread_mutex_lock(&ctx->vstate.lock);
switch(event) {
case HWC_EVENT_VSYNC:
@@ -243,8 +251,7 @@ static int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank)
{
ATRACE_CALL();
hwc_context_t* ctx = (hwc_context_t*)(dev);
private_module_t* m = reinterpret_cast<private_module_t*>(
ctx->mFbDev->common.module);
Locker::Autolock _l(ctx->mBlankLock);
int ret = 0;
ALOGD("%s: %s display: %d", __FUNCTION__,
@@ -255,13 +262,13 @@ static int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank)
ctx->mOverlay->configBegin();
ctx->mOverlay->configDone();
ctx->mRotMgr->clear();
ret = ioctl(m->framebuffer->fd, FBIOBLANK, FB_BLANK_POWERDOWN);
ret = ioctl(ctx->dpyAttr[dpy].fd, FBIOBLANK,FB_BLANK_POWERDOWN);
if(ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected == true) {
// Surfaceflinger does not send Blank/unblank event to hwc
// for virtual display, handle it explicitly when blank for
// primary is invoked, so that any pipes unset get committed
if (!ctx->mExtDisplay->post()) {
if (display_commit(ctx, HWC_DISPLAY_VIRTUAL) < 0) {
ret = -1;
ALOGE("%s:post failed for virtual display !!",
__FUNCTION__);
@@ -270,7 +277,7 @@ static int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank)
}
}
} else {
ret = ioctl(m->framebuffer->fd, FBIOBLANK, FB_BLANK_UNBLANK);
ret = ioctl(ctx->dpyAttr[dpy].fd, FBIOBLANK, FB_BLANK_UNBLANK);
if(ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].connected == true) {
ctx->dpyAttr[HWC_DISPLAY_VIRTUAL].isActive = !blank;
}
@@ -278,12 +285,11 @@ static int hwc_blank(struct hwc_composer_device_1* dev, int dpy, int blank)
break;
case HWC_DISPLAY_EXTERNAL:
if(blank) {
// External post commits the changes to display
// Call this on blank, so that any pipe unsets gets committed
if (!ctx->mExtDisplay->post()) {
// call external framebuffer commit on blank,
// so that any pipe unsets gets committed
if (display_commit(ctx, dpy) < 0) {
ret = -1;
ALOGE("%s:post failed for external display !! ",
__FUNCTION__);
ALOGE("%s:post failed for external display !! ", __FUNCTION__);
}
} else {
}
@@ -311,8 +317,6 @@ static int hwc_query(struct hwc_composer_device_1* dev,
int param, int* value)
{
hwc_context_t* ctx = (hwc_context_t*)(dev);
private_module_t* m = reinterpret_cast<private_module_t*>(
ctx->mFbDev->common.module);
int supported = HWC_DISPLAY_PRIMARY_BIT;
switch (param) {
@@ -320,10 +324,6 @@ static int hwc_query(struct hwc_composer_device_1* dev,
// Not supported for now
value[0] = 0;
break;
case HWC_VSYNC_PERIOD: //Not used for hwc > 1.1
value[0] = m->fps;
ALOGI("fps: %d", value[0]);
break;
case HWC_DISPLAY_TYPES_SUPPORTED:
if(ctx->mMDP.hasOverlay)
supported |= HWC_DISPLAY_EXTERNAL_BIT;
@@ -336,6 +336,7 @@ static int hwc_query(struct hwc_composer_device_1* dev,
}
static int hwc_set_primary(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
ATRACE_CALL();
int ret = 0;
@@ -375,9 +376,10 @@ static int hwc_set_primary(hwc_context_t *ctx, hwc_display_contents_1_t* list) {
}
}
}
if (ctx->mFbDev->post(ctx->mFbDev, fbLayer->handle)) {
ALOGE("%s: ctx->mFbDev->post fail!", __FUNCTION__);
ret = -1;
if (display_commit(ctx, dpy) < 0) {
ALOGE("%s: display commit fail!", __FUNCTION__);
return -1;
}
}
@@ -425,9 +427,10 @@ static int hwc_set_external(hwc_context_t *ctx,
ret = -1;
}
}
if (!ctx->mExtDisplay->post()) {
ALOGE("%s: ctx->mExtDisplay->post fail!", __FUNCTION__);
ret = -1;
if (display_commit(ctx, dpy) < 0) {
ALOGE("%s: display commit fail!", __FUNCTION__);
return -1;
}
}

1
libhwcomposer/hwc_fbupdate.cpp
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@@ -20,7 +20,6 @@
#define DEBUG_FBUPDATE 0
#include <gralloc_priv.h>
#include <fb_priv.h>
#include "hwc_fbupdate.h"
namespace qhwc {

73
libhwcomposer/hwc_utils.cpp
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@@ -23,7 +23,6 @@
#include <EGL/egl.h>
#include <cutils/properties.h>
#include <gralloc_priv.h>
#include <fb_priv.h>
#include <overlay.h>
#include <overlayRotator.h>
#include "hwc_utils.h"
@@ -46,25 +45,59 @@ namespace ovutils = overlay::utils;
namespace qhwc {
// Opens Framebuffer device
static void openFramebufferDevice(hwc_context_t *ctx)
static int openFramebufferDevice(hwc_context_t *ctx)
{
hw_module_t const *module;
if (hw_get_module(GRALLOC_HARDWARE_MODULE_ID, &module) == 0) {
framebuffer_open(module, &(ctx->mFbDev));
private_module_t* m = reinterpret_cast<private_module_t*>(
ctx->mFbDev->common.module);
//xres, yres may not be 32 aligned
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].stride = m->finfo.line_length /
(m->info.xres/8);
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = m->info.xres;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = m->info.yres;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xdpi = ctx->mFbDev->xdpi;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].ydpi = ctx->mFbDev->ydpi;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].vsync_period =
1000000000l / ctx->mFbDev->fps;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = openFb(HWC_DISPLAY_PRIMARY);
struct fb_fix_screeninfo finfo;
struct fb_var_screeninfo info;
int fb_fd = openFb(HWC_DISPLAY_PRIMARY);
if (ioctl(fb_fd, FBIOGET_VSCREENINFO, &info) == -1)
return -errno;
if (int(info.width) <= 0 || int(info.height) <= 0) {
// the driver doesn't return that information
// default to 160 dpi
info.width = ((info.xres * 25.4f)/160.0f + 0.5f);
info.height = ((info.yres * 25.4f)/160.0f + 0.5f);
}
float xdpi = (info.xres * 25.4f) / info.width;
float ydpi = (info.yres * 25.4f) / info.height;
#ifdef MSMFB_METADATA_GET
struct msmfb_metadata metadata;
memset(&metadata, 0 , sizeof(metadata));
metadata.op = metadata_op_frame_rate;
if (ioctl(fb_fd, MSMFB_METADATA_GET, &metadata) == -1) {
ALOGE("Error retrieving panel frame rate");
return -errno;
}
float fps = metadata.data.panel_frame_rate;
#else
//XXX: Remove reserved field usage on all baselines
//The reserved[3] field is used to store FPS by the driver.
float fps = info.reserved[3] & 0xFF;
#endif
if (ioctl(fb_fd, FBIOGET_FSCREENINFO, &finfo) == -1)
return -errno;
if (finfo.smem_len <= 0)
return -errno;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = fb_fd;
//xres, yres may not be 32 aligned
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].stride = finfo.line_length /(info.xres/8);
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xres = info.xres;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].yres = info.yres;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].xdpi = xdpi;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].ydpi = ydpi;
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].vsync_period = 1000000000l / fps;
return 0;
}
void initContext(hwc_context_t *ctx)
@@ -143,9 +176,7 @@ void closeContext(hwc_context_t *ctx)
}
}
if(ctx->mFbDev) {
framebuffer_close(ctx->mFbDev);
ctx->mFbDev = NULL;
if(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd) {
close(ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd);
ctx->dpyAttr[HWC_DISPLAY_PRIMARY].fd = -1;
}

4
libhwcomposer/hwc_utils.h
View File

@@ -29,6 +29,7 @@
#include <utils/String8.h>
#include "qdMetaData.h"
#include <overlayUtils.h>
#include <linux/fb.h>
#define ALIGN_TO(x, align) (((x) + ((align)-1)) & ~((align)-1))
#define LIKELY( exp ) (__builtin_expect( (exp) != 0, true ))
@@ -44,7 +45,6 @@
//Fwrd decls
struct hwc_context_t;
struct framebuffer_device_t;
namespace ovutils = overlay::utils;
@@ -262,8 +262,6 @@ struct vsync_state {
struct hwc_context_t {
hwc_composer_device_1_t device;
const hwc_procs_t* proc;
//Framebuffer device
framebuffer_device_t *mFbDev;
//CopyBit objects
qhwc::CopyBit *mCopyBit[MAX_DISPLAYS];

1
liboverlay/overlayUtils.cpp
View File

@@ -32,7 +32,6 @@
#include <linux/msm_mdp.h>
#include <cutils/properties.h>
#include "gralloc_priv.h"
#include "fb_priv.h"
#include "overlayUtils.h"
#include "mdpWrapper.h"
#include "mdp_version.h"