static int gralloc_unregister_buffer(gralloc_module_t const* module, buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0) {
ALOGE("unregistering invalid buffer, returning error");
return -EINVAL;
}
private_handle_t* hnd = (private_handle_t*)handle;
#ifdef USE_PARTIAL_FLUSH
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
if (!release_rect((int)hnd->ump_id))
ALOGE("secureID: 0x%x, release error", (int)hnd->ump_id);
#endif
ALOGE_IF(hnd->lockState & private_handle_t::LOCK_STATE_READ_MASK,
"[unregister] handle %p still locked (state=%08x)", hnd, hnd->lockState);
/* never unmap buffers that were created in this process */
if (hnd->pid != getpid()) {
pthread_mutex_lock(&s_map_lock);
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) {
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
hnd->base = 0;
ump_reference_release((ump_handle)hnd->ump_mem_handle);
hnd->ump_mem_handle = (int)UMP_INVALID_MEMORY_HANDLE;
hnd->lockState = 0;
hnd->writeOwner = 0;
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_IOCTL) {
if(hnd->base != 0)
gralloc_unmap(module, handle);
pthread_mutex_unlock(&s_map_lock);
if (0 < gMemfd) {
close(gMemfd);
gMemfd = 0;
}
return 0;
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION) {
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
ump_reference_release((ump_handle)hnd->ump_mem_handle);
if (hnd->base)
gralloc_unmap(module, handle);
hnd->base = 0;
hnd->ump_mem_handle = (int)UMP_INVALID_MEMORY_HANDLE;
hnd->lockState = 0;
hnd->writeOwner = 0;
} else {
ALOGE("unregistering non-UMP buffer not supported");
}
pthread_mutex_unlock(&s_map_lock);
}
return 0;
}
static int alloc_device_free(alloc_device_t* dev, buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0)
{
return -EINVAL;
}
private_handle_t const* hnd = reinterpret_cast<private_handle_t const*>(handle);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
{
// free this buffer
private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
const size_t bufferSize = m->finfo.line_length * m->info.yres;
int index = (hnd->base - m->framebuffer->base) / bufferSize;
m->bufferMask &= ~(1<<index);
close(hnd->fd);
#if GRALLOC_ARM_UMP_MODULE
if ( (int)UMP_INVALID_MEMORY_HANDLE != hnd->ump_mem_handle )
{
ump_reference_release((ump_handle)hnd->ump_mem_handle);
}
#endif
}
else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
{
#if GRALLOC_ARM_UMP_MODULE
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
ump_reference_release((ump_handle)hnd->ump_mem_handle);
#else
AERR( "Can't free ump memory for handle:0x%x. Not supported.", (unsigned int)hnd );
#endif
}
else if ( hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION )
{
#if GRALLOC_ARM_DMA_BUF_MODULE
private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
if ( 0 != munmap( (void*)hnd->base, hnd->size ) ) AERR( "Failed to munmap handle 0x%x", (unsigned int)hnd );
close( hnd->share_fd );
if ( 0 != ion_free( m->ion_client, hnd->ion_hnd ) ) AERR( "Failed to ion_free( ion_client: %d ion_hnd: %p )", m->ion_client, hnd->ion_hnd );
memset( (void*)hnd, 0, sizeof( *hnd ) );
#else
AERR( "Can't free dma_buf memory for handle:0x%x. Not supported.", (unsigned int)hnd );
#endif
}
delete hnd;
return 0;
}
static int alloc_device_free(alloc_device_t* dev, buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0)
{
return -EINVAL;
}
private_handle_t const* hnd = reinterpret_cast<private_handle_t const*>(handle);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
{
// free this buffer
private_module_t* m = reinterpret_cast<private_module_t*>(dev->common.module);
const size_t bufferSize = m->finfo.line_length * m->info.yres;
int index = (hnd->base - m->framebuffer->base) / bufferSize;
m->bufferMask &= ~(1<<index);
close(hnd->fd);
}
else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
{
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
ump_reference_release((ump_handle)hnd->ump_mem_handle);
}
delete hnd;
return 0;
}
static Bool
DestroyPixmap(PixmapPtr pPixmap)
{
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
Rk30MaliPtr rk_3d = FBDEVPTR(pScrn)->Rk30Mali;
Bool result;
UMPBufferInfoPtr umpbuf;
HASH_FIND_PTR(rk_3d->HashPixmapToUMP, &pPixmap, umpbuf);
if (umpbuf) {
DebugMsg("DestroyPixmap %p for migrated UMP pixmap (UMP buffer=%p)\n", pPixmap, umpbuf);
pPixmap->devKind = umpbuf->BackupDevKind;
pPixmap->devPrivate.ptr = umpbuf->BackupDevPrivatePtr;
ump_mapped_pointer_release(umpbuf->handle);
ump_reference_release(umpbuf->handle);
HASH_DEL(rk_3d->HashPixmapToUMP, umpbuf);
DebugMsg("umpbuf->refcount=%d\n", umpbuf->refcount);
if (--umpbuf->refcount <= 0) {
DebugMsg("free(umpbuf)\n");
free(umpbuf);
}
}
pScreen->DestroyPixmap = rk_3d->DestroyPixmap;
result = (*pScreen->DestroyPixmap) (pPixmap);
rk_3d->DestroyPixmap = pScreen->DestroyPixmap;
pScreen->DestroyPixmap = DestroyPixmap;
return result;
}
static void MaliDRI2DestroyBuffer(DrawablePtr pDraw, DRI2Buffer2Ptr buffer)
{
MaliDRI2BufferPrivatePtr privates;
ScreenPtr pScreen = pDraw->pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
Rk30MaliPtr rk_3d = FBDEVPTR(pScrn)->Rk30Mali;
DebugMsg("DRI2DestroyBuffer %s=%p, buf=%p:%p, att=%d\n",
pDraw->type == DRAWABLE_WINDOW ? "win" : "pix",
pDraw, buffer, buffer->driverPrivate, buffer->attachment);
if (buffer != NULL) {
if(buffer->driverPrivate != NULL){
privates = (MaliDRI2BufferPrivatePtr)buffer->driverPrivate;
if (!privates->pPixmap) {
/* If pPixmap != 0, then these are freed in DestroyPixmap */
if (privates->handle != UMP_INVALID_MEMORY_HANDLE) {
ump_mapped_pointer_release(privates->handle);
ump_reference_release(privates->handle);
}
}
if (--privates->refcount <= 0) {
DebugMsg("free(privates)\n");
free(privates);
}
}
if(buffer != rk_3d->buf_back)
free(buffer);
}
}
static int gralloc_alloc_buffer(alloc_device_t* dev, size_t size, int usage, buffer_handle_t* pHandle)
{
ump_handle ump_mem_handle;
void *cpu_ptr;
ump_secure_id ump_id;
ump_alloc_constraints constraints;
size = round_up_to_page_size(size);
if( (usage&GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_OFTEN )
{
constraints = UMP_REF_DRV_CONSTRAINT_USE_CACHE;
}
else
{
constraints = UMP_REF_DRV_CONSTRAINT_NONE;
}
ump_mem_handle = ump_ref_drv_allocate(size, constraints);
if (UMP_INVALID_MEMORY_HANDLE != ump_mem_handle)
{
cpu_ptr = ump_mapped_pointer_get(ump_mem_handle);
if (NULL != cpu_ptr)
{
ump_id = ump_secure_id_get(ump_mem_handle);
if (UMP_INVALID_SECURE_ID != ump_id)
{
private_handle_t* hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_UMP, size, (int)cpu_ptr,
private_handle_t::LOCK_STATE_MAPPED, ump_id, ump_mem_handle);
if (NULL != hnd)
{
*pHandle = hnd;
return 0;
}
else
{
LOGE("gralloc_alloc_buffer() failed to allocate handle");
}
}
else
{
LOGE("gralloc_alloc_buffer() failed to retrieve valid secure id");
}
ump_mapped_pointer_release(ump_mem_handle);
}
else
{
LOGE("gralloc_alloc_buffer() failed to map UMP memory");
}
ump_reference_release(ump_mem_handle);
}
else
{
LOGE("gralloc_alloc_buffer() failed to allcoate UMP memory");
}
return -1;
}
void
platform_free_eglimage (EGLDisplay display, EGLContext context, GLuint tex_id,
EGLImageKHR * image, gpointer * image_platform_data)
{
fbdev_pixmap *pixmap = *image_platform_data;
eglDestroyImageKHR (display, *image);
ump_reference_release ((ump_handle) pixmap->data);
ump_close ();
g_slice_free (fbdev_pixmap, *image_platform_data);
}
int gralloc_backend_register(private_handle_t* hnd)
{
int retval = -EINVAL;
switch (hnd->flags & (private_handle_t::PRIV_FLAGS_USES_UMP |
private_handle_t::PRIV_FLAGS_USES_ION))
{
case private_handle_t::PRIV_FLAGS_USES_UMP:
if (!s_ump_is_open)
{
ump_result res = ump_open(); // MJOLL-4012: UMP implementation needs a ump_close() for each ump_open
if (res != UMP_OK)
{
AERR("Failed to open UMP library with res=%d", res);
}
s_ump_is_open = 1;
}
if (s_ump_is_open)
{
hnd->ump_mem_handle = ump_handle_create_from_secure_id(hnd->ump_id);
if (UMP_INVALID_MEMORY_HANDLE != (ump_handle)hnd->ump_mem_handle)
{
hnd->base = ump_mapped_pointer_get(hnd->ump_mem_handle);
if (0 != hnd->base)
{
hnd->lockState = private_handle_t::LOCK_STATE_MAPPED;
hnd->writeOwner = 0;
hnd->lockState = 0;
return 0;
}
else
{
AERR("Failed to map UMP handle %p", hnd->ump_mem_handle );
}
ump_reference_release((ump_handle)hnd->ump_mem_handle);
}
else
{
AERR("Failed to create UMP handle %p", hnd->ump_mem_handle );
}
}
break;
case private_handle_t::PRIV_FLAGS_USES_ION:
AERR("Gralloc does not support DMA_BUF. Unable to map memory for handle %p", hnd );
break;
}
return retval;
}
static void maliDestroyPixmap(ScreenPtr pScreen, void *driverPriv)
{
PrivPixmap *privPixmap = (PrivPixmap *)driverPriv;
IGNORE(pScreen);
if (NULL != privPixmap->mem_info)
{
/* frame buffer pixmap should not be called here */
assert(!privPixmap->isFrameBuffer);
ump_reference_release(privPixmap->mem_info->handle);
free(privPixmap->mem_info);
free(privPixmap);
}
}
static void MaliDRI2DestroyBuffer(DrawablePtr pDraw, DRI2Buffer2Ptr buffer)
{
MaliDRI2BufferPrivatePtr privates;
ScreenPtr pScreen = pDraw->pScreen;
// ErrorF("Destroying attachment %d for drawable %p\n", buffer->attachment, pDraw);
if (buffer != NULL) {
privates = (MaliDRI2BufferPrivatePtr)buffer->driverPrivate;
ump_mapped_pointer_release(privates->handle);
ump_reference_release(privates->handle);
free(privates);
free(buffer);
}
}
void gralloc_backend_unregister(private_handle_t* hnd)
{
switch (hnd->flags & (private_handle_t::PRIV_FLAGS_USES_UMP |
private_handle_t::PRIV_FLAGS_USES_ION))
{
case private_handle_t::PRIV_FLAGS_USES_UMP:
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
hnd->base = 0;
ump_reference_release((ump_handle)hnd->ump_mem_handle);
hnd->ump_mem_handle = UMP_INVALID_MEMORY_HANDLE;
break;
case private_handle_t::PRIV_FLAGS_USES_ION:
AERR( "Can't unregister DMA_BUF buffer for hnd %p. Not supported", hnd );
break;
}
}
static void maliDestroyPixmap(ScreenPtr pScreen, void *driverPriv)
{
PrivPixmap *privPixmap = (PrivPixmap *)driverPriv;
IGNORE(pScreen);
if (NULL != privPixmap->mem_info)
{
/* Need to destroy the other buffer if it's present. At the moment this never gets called for a
* framebuffer pixmap so asserting here for now because it will break if it is called with a framebuffer
* pixmap */
assert(privPixmap->other_buffer == NULL);
ump_reference_release(privPixmap->mem_info->handle);
free(privPixmap->mem_info);
free(privPixmap);
}
}
static int gralloc_unregister_buffer(gralloc_module_t const* module, buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0)
{
LOGE("unregistering invalid buffer, returning error");
return -EINVAL;
}
private_handle_t* hnd = (private_handle_t*)handle;
LOGE_IF(hnd->lockState & private_handle_t::LOCK_STATE_READ_MASK, "[unregister] handle %p still locked (state=%08x)", hnd, hnd->lockState);
// never unmap buffers that were created in this process
if (hnd->pid != getpid())
{
pthread_mutex_lock(&s_map_lock);
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
{
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
hnd->base = 0;
ump_reference_release((ump_handle)hnd->ump_mem_handle);
hnd->ump_mem_handle = (int)UMP_INVALID_MEMORY_HANDLE;
}
else
{
LOGE("unregistering non-UMP buffer not supported");
}
hnd->base = 0;
hnd->lockState = 0;
hnd->writeOwner = 0;
pthread_mutex_unlock(&s_map_lock);
}
return 0;
}
static Bool maliModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, int depth, int bitsPerPixel, int devKind, pointer pPixData)
{
unsigned int size;
PrivPixmap *privPixmap = (PrivPixmap *)exaGetPixmapDriverPrivate(pPixmap);
mali_mem_info *mem_info;
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
MaliPtr fPtr = MALIPTR(pScrn);
if (!pPixmap)
{
return FALSE;
}
miModifyPixmapHeader(pPixmap, width, height, depth, bitsPerPixel, devKind, pPixData);
if ((pPixData == fPtr->fbmem) || current_buf)
{
/* Wrap one of the fbdev virtual buffers */
ump_secure_id ump_id = UMP_INVALID_SECURE_ID;
privPixmap->isFrameBuffer = TRUE;
privPixmap->frameBufferNumber = current_buf;
mem_info = privPixmap->mem_info;
if (mem_info)
{
return TRUE;
}
/* create new mem_info for the on-screen buffer */
mem_info = calloc(1, sizeof(*mem_info));
if (!mem_info)
{
ERROR_MSG("failed to allocate for memory metadata");
return FALSE;
}
/* get the secure ID for the framebuffers */
if (ioctl(fPtr->fb_lcd_fd, GET_UMP_SECURE_ID_BUF(current_buf), &ump_id) < 0
|| UMP_INVALID_SECURE_ID == ump_id)
{
free(mem_info);
privPixmap->mem_info = NULL;
ERROR_MSG("UMP failed to retrieve secure id, current_buf: %d", current_buf);
return FALSE;
}
INFO_MSG("GET_UMP_SECURE_ID_BUF(%d) returned 0x%x", current_buf, ump_id);
mem_info->handle = ump_handle_create_from_secure_id(ump_id);
if (UMP_INVALID_MEMORY_HANDLE == mem_info->handle)
{
ERROR_MSG("UMP failed to create handle from secure id");
free(mem_info);
privPixmap->mem_info = NULL;
return FALSE;
}
size = exaGetPixmapPitch(pPixmap) * pPixmap->drawable.height;
mem_info->usize = size;
privPixmap->mem_info = mem_info;
if (bitsPerPixel != 0)
{
privPixmap->bits_per_pixel = bitsPerPixel;
}
/* When this is called directly from X to create the front buffer, current_buf is zero as expected. When this
* function is called recursively to create the back buffers, current_buf is increased to the next buffer */
privPixmap->mem_info->offset = current_buf * size;
if (pPixData == fPtr->fbmem)
{
/* This is executed only when this function is called directly from X. We need to create the other
* back buffers now because we can't "wrap" existing memory in a pixmap during DRI2CreateBuffer
* for the back buffer of the framebuffer. In DRI2CreateBuffer instead of allocating a new
* pixmap for the back buffer like we do for non-swappable windows, we'll just use the 'current_pixmap'
* to grab this pointer from the screen pixmap and return it. */
PrivPixmap *current_privPixmap = privPixmap;
int i;
PrivBuffer *buf_info = calloc(1, sizeof(*buf_info));
if (NULL == buf_info)
{
ERROR_MSG("Failed to allocate buf_info memory");
free(mem_info);
privPixmap->mem_info = NULL;
return FALSE;
}
buf_info->current_pixmap = 0;
buf_info->num_pixmaps = fPtr->dri2_num_buffers;
buf_info->pPixmaps[0] = pPixmap;
current_privPixmap->buf_info = buf_info;
for (i = 1; i < buf_info->num_pixmaps; i++)
{
current_buf++;
buf_info->pPixmaps[i] = (*pScreen->CreatePixmap)(pScreen, width, height, depth, 0);
assert(buf_info->pPixmaps[i]);
current_privPixmap = (PrivPixmap *)exaGetPixmapDriverPrivate(buf_info->pPixmaps[i]);
current_privPixmap->buf_info = buf_info;
}
current_buf = 0;
}
INFO_MSG("Creating FRAMEBUFFER pixmap %p at offset %lu, privPixmap=%p", pPixmap, privPixmap->mem_info->offset, privPixmap);
return TRUE;
}
if (pPixData)
{
/* When this happens we're being told to wrap existing pixmap data for which we don't know the UMP
* handle. We can and still need to wrap it but it won't be offscreen - we can't accelerate it in any
* way. */
if (privPixmap->mem_info != NULL)
{
return TRUE;
}
return FALSE;
}
pPixmap->devKind = ((pPixmap->drawable.width * pPixmap->drawable.bitsPerPixel) + 7) / 8;
pPixmap->devKind = MALI_ALIGN(pPixmap->devKind, 8);
size = exaGetPixmapPitch(pPixmap) * pPixmap->drawable.height;
/* allocate pixmap data */
mem_info = privPixmap->mem_info;
if (mem_info && mem_info->usize == size)
{
return TRUE;
}
if (mem_info && mem_info->usize != 0)
{
ump_reference_release(mem_info->handle);
mem_info->handle = NULL;
memset(privPixmap, 0, sizeof(*privPixmap));
return TRUE;
}
if (!size)
{
return TRUE;
}
if (NULL == mem_info)
{
mem_info = calloc(1, sizeof(*mem_info));
if (!mem_info)
{
ERROR_MSG("failed to allocate memory metadata");
return FALSE;
}
}
if (fPtr->use_cached_ump)
{
mem_info->handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_PHYSICALLY_LINEAR | UMP_REF_DRV_CONSTRAINT_USE_CACHE);
}
else
{
mem_info->handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_PHYSICALLY_LINEAR);
}
if (UMP_INVALID_MEMORY_HANDLE == mem_info->handle)
{
ERROR_MSG("failed to allocate UMP memory (%i bytes)", size);
return FALSE;
}
mem_info->usize = size;
privPixmap->mem_info = mem_info;
privPixmap->mem_info->usize = size;
privPixmap->bits_per_pixel = 16;
return TRUE;
}
static int gralloc_register_buffer(gralloc_module_t const* module, buffer_handle_t handle)
{
int err = 0;
int retval = -EINVAL;
void *vaddr;
if (private_handle_t::validate(handle) < 0) {
ALOGE("Registering invalid buffer, returning error");
return -EINVAL;
}
/* if this handle was created in this process, then we keep it as is. */
private_handle_t* hnd = (private_handle_t*)handle;
#ifdef USE_PARTIAL_FLUSH
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) {
private_handle_rect *psRect;
private_handle_rect *psFRect;
psRect = (private_handle_rect *)calloc(1, sizeof(private_handle_rect));
psRect->handle = (int)hnd->ump_id;
psRect->stride = (int)hnd->stride;
psFRect = find_last_rect((int)hnd->ump_id);
psFRect->next = psRect;
}
#endif
if (hnd->pid == getpid())
return 0;
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
err = gralloc_map(module, handle, &vaddr);
pthread_mutex_lock(&s_map_lock);
if (!s_ump_is_open) {
ump_result res = ump_open(); /* TODO: Fix a ump_close() somewhere??? */
if (res != UMP_OK) {
pthread_mutex_unlock(&s_map_lock);
ALOGE("Failed to open UMP library");
return retval;
}
s_ump_is_open = 1;
}
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) {
hnd->ump_mem_handle = (int)ump_handle_create_from_secure_id(hnd->ump_id);
if (UMP_INVALID_MEMORY_HANDLE != (ump_handle)hnd->ump_mem_handle) {
hnd->base = (int)ump_mapped_pointer_get((ump_handle)hnd->ump_mem_handle);
if (0 != hnd->base) {
hnd->lockState = private_handle_t::LOCK_STATE_MAPPED;
hnd->writeOwner = 0;
hnd->lockState = 0;
pthread_mutex_unlock(&s_map_lock);
return 0;
} else {
ALOGE("Failed to map UMP handle");
}
ump_reference_release((ump_handle)hnd->ump_mem_handle);
} else {
ALOGE("Failed to create UMP handle");
}
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_PMEM) {
pthread_mutex_unlock(&s_map_lock);
return 0;
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_IOCTL) {
void* vaddr = NULL;
if (gMemfd == 0) {
gMemfd = open(PFX_NODE_MEM, O_RDWR);
if (gMemfd < 0) {
ALOGE("%s:: %s exynos-mem open error\n", __func__, PFX_NODE_MEM);
return false;
}
}
gralloc_map(module, handle, &vaddr);
pthread_mutex_unlock(&s_map_lock);
return 0;
} else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION) {
hnd->ump_mem_handle = (int)ump_handle_create_from_secure_id(hnd->ump_id);
if (UMP_INVALID_MEMORY_HANDLE != (ump_handle)hnd->ump_mem_handle) {
vaddr = (void*)ump_mapped_pointer_get((ump_handle)hnd->ump_mem_handle);
if (0 != vaddr) {
hnd->lockState = private_handle_t::LOCK_STATE_MAPPED;
hnd->writeOwner = 0;
hnd->lockState = 0;
pthread_mutex_unlock(&s_map_lock);
return 0;
} else {
ALOGE("Failed to map UMP handle");
}
ump_reference_release((ump_handle)hnd->ump_mem_handle);
} else {
ALOGE("Failed to create UMP handle");
}
} else {
ALOGE("registering non-UMP buffer not supported");
}
pthread_mutex_unlock(&s_map_lock);
return retval;
}
static int gralloc_register_buffer(gralloc_module_t const *module, buffer_handle_t handle)
{
MALI_IGNORE(module);
if (private_handle_t::validate(handle) < 0)
{
AERR("Registering invalid buffer 0x%p, returning error", handle);
return -EINVAL;
}
// if this handle was created in this process, then we keep it as is.
private_handle_t *hnd = (private_handle_t *)handle;
int retval = -EINVAL;
pthread_mutex_lock(&s_map_lock);
#if GRALLOC_ARM_UMP_MODULE
if (!s_ump_is_open)
{
ump_result res = ump_open(); // MJOLL-4012: UMP implementation needs a ump_close() for each ump_open
if (res != UMP_OK)
{
pthread_mutex_unlock(&s_map_lock);
AERR("Failed to open UMP library with res=%d", res);
return retval;
}
s_ump_is_open = 1;
}
#endif
hnd->pid = getpid();
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
{
AERR("Can't register buffer 0x%p as it is a framebuffer", handle);
}
else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
{
#if GRALLOC_ARM_UMP_MODULE
hnd->ump_mem_handle = (int)ump_handle_create_from_secure_id(hnd->ump_id);
if (UMP_INVALID_MEMORY_HANDLE != (ump_handle)hnd->ump_mem_handle)
{
hnd->base = ump_mapped_pointer_get((ump_handle)hnd->ump_mem_handle);
if (0 != hnd->base)
{
hnd->lockState = private_handle_t::LOCK_STATE_MAPPED;
hnd->writeOwner = 0;
hnd->lockState = 0;
pthread_mutex_unlock(&s_map_lock);
return 0;
}
else
{
AERR("Failed to map UMP handle 0x%x", hnd->ump_mem_handle);
}
ump_reference_release((ump_handle)hnd->ump_mem_handle);
}
else
{
AERR("Failed to create UMP handle 0x%x", hnd->ump_mem_handle);
}
#else
AERR("Gralloc does not support UMP. Unable to register UMP memory for handle 0x%p", hnd);
#endif
}
else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
{
#if GRALLOC_ARM_DMA_BUF_MODULE
int ret;
unsigned char *mappedAddress;
size_t size = hnd->size;
hw_module_t *pmodule = NULL;
private_module_t *m = NULL;
if (hw_get_module(GRALLOC_HARDWARE_MODULE_ID, (const hw_module_t **)&pmodule) == 0)
{
m = reinterpret_cast<private_module_t *>(pmodule);
}
else
{
AERR("Could not get gralloc module for handle: 0x%p", hnd);
retval = -errno;
goto cleanup;
}
/* the test condition is set to m->ion_client <= 0 here, because:
* 1) module structure are initialized to 0 if no initial value is applied
* 2) a second user process should get a ion fd greater than 0.
*/
if (m->ion_client <= 0)
{
/* a second user process must obtain a client handle first via ion_open before it can obtain the shared ion buffer*/
m->ion_client = ion_open();
if (m->ion_client < 0)
{
AERR("Could not open ion device for handle: 0x%p", hnd);
retval = -errno;
goto cleanup;
}
}
mappedAddress = (unsigned char *)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, hnd->share_fd, 0);
if (MAP_FAILED == mappedAddress)
{
AERR("mmap( share_fd:%d ) failed with %s", hnd->share_fd, strerror(errno));
retval = -errno;
goto cleanup;
}
hnd->base = mappedAddress + hnd->offset;
pthread_mutex_unlock(&s_map_lock);
return 0;
#endif
}
else
{
AERR("registering non-UMP buffer not supported. flags = %d", hnd->flags);
}
cleanup:
pthread_mutex_unlock(&s_map_lock);
return retval;
}
static int gralloc_unregister_buffer(gralloc_module_t const *module, buffer_handle_t handle)
{
MALI_IGNORE(module);
if (private_handle_t::validate(handle) < 0)
{
AERR("unregistering invalid buffer 0x%p, returning error", handle);
return -EINVAL;
}
private_handle_t *hnd = (private_handle_t *)handle;
AERR_IF(hnd->lockState & private_handle_t::LOCK_STATE_READ_MASK, "[unregister] handle %p still locked (state=%08x)", hnd, hnd->lockState);
if (hnd->flags & private_handle_t::PRIV_FLAGS_FRAMEBUFFER)
{
AERR("Can't unregister buffer 0x%p as it is a framebuffer", handle);
}
else if (hnd->pid == getpid()) // never unmap buffers that were not registered in this process
{
pthread_mutex_lock(&s_map_lock);
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
{
#if GRALLOC_ARM_UMP_MODULE
ump_mapped_pointer_release((ump_handle)hnd->ump_mem_handle);
ump_reference_release((ump_handle)hnd->ump_mem_handle);
hnd->ump_mem_handle = (int)UMP_INVALID_MEMORY_HANDLE;
#else
AERR("Can't unregister UMP buffer for handle 0x%p. Not supported", handle);
#endif
}
else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_ION)
{
#if GRALLOC_ARM_DMA_BUF_MODULE
void *base = (void *)hnd->base;
size_t size = hnd->size;
if (munmap(base, size) < 0)
{
AERR("Could not munmap base:0x%p size:%lu '%s'", base, (unsigned long)size, strerror(errno));
}
#else
AERR("Can't unregister DMA_BUF buffer for hnd %p. Not supported", hnd);
#endif
}
else
{
AERR("Unregistering unknown buffer is not supported. Flags = %d", hnd->flags);
}
hnd->base = 0;
hnd->lockState = 0;
hnd->writeOwner = 0;
pthread_mutex_unlock(&s_map_lock);
}
else
{
AERR("Trying to unregister buffer 0x%p from process %d that was not created in current process: %d", hnd, hnd->pid, getpid());
}
return 0;
}
//static int gralloc_alloc_buffer(alloc_device_t* dev, size_t size, int usage, buffer_handle_t* pHandle, bool reserve)
static int gralloc_alloc_buffer(alloc_device_t* dev, size_t size, int usage, buffer_handle_t* pHandle, int reserve)
{
#if GRALLOC_ARM_DMA_BUF_MODULE
{
private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
ion_user_handle_t ion_hnd;
unsigned char *cpu_ptr;
int shared_fd;
int ret;
unsigned int heap_mask;
int Ion_type;
bool Ishwc = false;
int Ion_flag = 0;
if(usage == (GRALLOC_USAGE_HW_COMPOSER|GRALLOC_USAGE_HW_RENDER))
Ishwc = true;
//ret = ion_alloc(m->ion_client, size, 0, ION_HEAP_SYSTEM_MASK, 0, &ion_hnd);
#ifdef USE_X86
if(usage & (GRALLOC_USAGE_SW_READ_MASK | GRALLOC_USAGE_SW_WRITE_MASK))
Ion_flag = (ION_FLAG_CACHED|ION_FLAG_CACHED_NEEDS_SYNC);
if(is_out_log())
ALOGD("usage=%x,protect=%x,ion_flag=%x,mmu=%d",usage,GRALLOC_USAGE_PROTECTED,Ion_flag,g_MMU_stat);
if (usage & GRALLOC_USAGE_PROTECTED) //secrue memery
{
unsigned long phys;
ret = ion_secure_alloc(m->ion_client, size,&phys);
//ALOGD("secure_alloc ret=%d,phys=%x",ret,(int)phys);
if(ret != 0)
{
AERR("Failed to ion_alloc from ion_client:%d, size: %d", m->ion_client, size);
return -1;
}
private_handle_t *hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_ION, usage, size, 0, 0);
if (NULL != hnd)
{
hnd->share_fd = 0;
hnd->ion_hnd = 0;
hnd->type = 0;
hnd->phy_addr = (int)phys;
*pHandle = hnd;
if(is_out_log())
ALOGD("secure_alloc_ok phy=%x",usage,hnd->phy_addr);
return 0;
}
else
{
AERR("Gralloc out of mem for ion_client:%d", m->ion_client);
}
close(shared_fd);
return -1;
}
#endif
//ret = ion_alloc(m->ion_client, size, 0, ION_HEAP_SYSTEM_MASK, 0, &ion_hnd);
#ifdef USE_X86
if(g_MMU_stat
&& ((usage&GRALLOC_USAGE_HW_CAMERA_WRITE)==0)
&& !(usage & GRALLOC_USAGE_PRIVATE_2)
&& !Ishwc)
#else
if(g_MMU_stat)
#endif
{
heap_mask = ION_HEAP(ION_VMALLOC_HEAP_ID);
#ifdef USE_X86
if (usage & GRALLOC_USAGE_PRIVATE_2)
{
heap_mask |= ION_HEAP(ION_SECURE_HEAP_ID);
}
#endif
ret = ion_alloc(m->ion_client, size, 0, heap_mask, Ion_flag, &ion_hnd);
Ion_type = 1;
} else {
heap_mask = ION_HEAP(ION_CMA_HEAP_ID);
#ifdef USE_X86
if (usage & GRALLOC_USAGE_PRIVATE_2)
{
heap_mask |= ION_HEAP(ION_SECURE_HEAP_ID);
}
#endif
if (usage == (GRALLOC_USAGE_HW_CAMERA_WRITE|GRALLOC_USAGE_SW_READ_OFTEN)) {
ret = ion_alloc(m->ion_client, size, 0,heap_mask,
(ION_FLAG_CACHED|ION_FLAG_CACHED_NEEDS_SYNC), &ion_hnd);
} else {
ret = ion_alloc(m->ion_client, size, 0,heap_mask, Ion_flag, &ion_hnd);
}
#ifdef USE_X86
if(g_MMU_stat && Ishwc)
{
Ion_type = 1;
}
else
#endif
Ion_type = 0;
}
if (ret != 0)
{
if( (heap_mask & ION_HEAP(ION_CMA_HEAP_ID))
#ifdef USE_X86
&& !Ishwc
#endif
)
{
#ifdef BOARD_WITH_IOMMU
heap_mask = ION_HEAP(ION_VMALLOC_HEAP_ID);
#else
heap_mask = ION_HEAP(ION_CARVEOUT_HEAP_ID);
#endif
ret = ion_alloc(m->ion_client, size, 0, heap_mask, 0, &ion_hnd );
{
if( ret != 0)
{
AERR("Force to VMALLOC fail ion_client:%d", m->ion_client);
return -1;
}
else
{
ALOGD("Force to VMALLOC sucess !");
Ion_type = 1;
}
}
}
else
{
AERR("Failed to ion_alloc from ion_client:%d, size: %d", m->ion_client, size);
return -1;
}
}
ret = ion_share(m->ion_client, ion_hnd, &shared_fd);
if (ret != 0)
{
AERR("ion_share( %d ) failed", m->ion_client);
if (0 != ion_free(m->ion_client, ion_hnd))
{
AERR("ion_free( %d ) failed", m->ion_client);
}
return -1;
}
cpu_ptr = (unsigned char *)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, shared_fd, 0);
#ifdef USE_X86
//memset(cpu_ptr, 0, size);
#endif
if (MAP_FAILED == cpu_ptr)
{
AERR("ion_map( %d ) failed", m->ion_client);
if (0 != ion_free(m->ion_client, ion_hnd))
{
AERR("ion_free( %d ) failed", m->ion_client);
}
close(shared_fd);
return -1;
}
private_handle_t *hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_ION, usage, size, (int)cpu_ptr, private_handle_t::LOCK_STATE_MAPPED);
if (NULL != hnd)
{
unsigned long cma_phys = 0;
hnd->share_fd = shared_fd;
hnd->ion_hnd = ion_hnd;
hnd->type = Ion_type;
if(!Ion_type)
{
int pret;
pret = ion_get_phys(m->ion_client, ion_hnd, &cma_phys);
//ALOGD("ion_get_phy ret=%d,cma_phys=%x",pret,cma_phys);
}
hnd->phy_addr = (int)cma_phys;
*pHandle = hnd;
if(is_out_log())
ALOGD("alloc_info fd[%d],type=%d,phy=%x",hnd->share_fd,hnd->type,hnd->phy_addr);
return 0;
}
else
{
AERR("Gralloc out of mem for ion_client:%d", m->ion_client);
}
close(shared_fd);
ret = munmap(cpu_ptr, size);
if (0 != ret)
{
AERR("munmap failed for base:%p size: %d", cpu_ptr, size);
}
ret = ion_free(m->ion_client, ion_hnd);
if (0 != ret)
{
AERR("ion_free( %d ) failed", m->ion_client);
}
return -1;
}
#endif
#if GRALLOC_ARM_UMP_MODULE
{
ump_handle ump_mem_handle;
void *cpu_ptr;
ump_secure_id ump_id;
int constraints;
size = round_up_to_page_size(size);
if ((usage & GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_OFTEN)
{
constraints = UMP_REF_DRV_CONSTRAINT_USE_CACHE;
}
else
{
constraints = UMP_REF_DRV_CONSTRAINT_NONE;
}
if ( reserve & 0x01)
{
constraints |= UMP_REF_DRV_CONSTRAINT_PRE_RESERVE;
}
if( reserve & 0x02)
{
constraints |= UMP_REF_DRV_UK_CONSTRAINT_MEM_SWITCH;
}
#ifdef GRALLOC_SIMULATE_FAILURES
/* if the failure condition matches, fail this iteration */
if (__ump_alloc_should_fail())
{
ump_mem_handle = UMP_INVALID_MEMORY_HANDLE;
}
else
#endif
{
ump_mem_handle = ump_ref_drv_allocate(size, (ump_alloc_constraints)constraints);
if (UMP_INVALID_MEMORY_HANDLE != ump_mem_handle)
{
cpu_ptr = ump_mapped_pointer_get(ump_mem_handle);
if (NULL != cpu_ptr)
{
ump_id = ump_secure_id_get(ump_mem_handle);
if (UMP_INVALID_SECURE_ID != ump_id)
{
private_handle_t *hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_UMP, usage, size, (int)cpu_ptr,
private_handle_t::LOCK_STATE_MAPPED, ump_id, ump_mem_handle);
if (NULL != hnd)
{
#ifdef USE_LCDC_COMPOSER
if( reserve & 0x02)
{
hnd->phy_addr = 0;
}
else
{
hnd->phy_addr = ump_phy_addr_get(ump_mem_handle);
}
#endif
*pHandle = hnd;
return 0;
}
else
{
AERR("gralloc_alloc_buffer() failed to allocate handle. ump_handle = %p, ump_id = %d", ump_mem_handle, ump_id);
}
}
else
{
AERR("gralloc_alloc_buffer() failed to retrieve valid secure id. ump_handle = %p", ump_mem_handle);
}
ump_mapped_pointer_release(ump_mem_handle);
}
else
{
AERR("gralloc_alloc_buffer() failed to map UMP memory. ump_handle = %p", ump_mem_handle);
}
ump_reference_release(ump_mem_handle);
}
else
{
AERR("gralloc_alloc_buffer() failed to allocate UMP memory. size:%d constraints: %d", size, constraints);
}
}
return -1;
}
#endif
static int gralloc_register_buffer(gralloc_module_t const* module, buffer_handle_t handle)
{
if (private_handle_t::validate(handle) < 0)
{
LOGE("Registering invalid buffer, returning error");
return -EINVAL;
}
// if this handle was created in this process, then we keep it as is.
private_handle_t* hnd = (private_handle_t*)handle;
if (hnd->pid == getpid())
{
return 0;
}
int retval = -EINVAL;
pthread_mutex_lock(&s_map_lock);
if (!s_ump_is_open)
{
ump_result res = ump_open(); // TODO: Fix a ump_close() somewhere???
if (res != UMP_OK)
{
pthread_mutex_unlock(&s_map_lock);
LOGE("Failed to open UMP library");
return retval;
}
s_ump_is_open = 1;
}
if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP)
{
hnd->ump_mem_handle = (int)ump_handle_create_from_secure_id(hnd->ump_id);
if (UMP_INVALID_MEMORY_HANDLE != (ump_handle)hnd->ump_mem_handle)
{
hnd->base = (int)ump_mapped_pointer_get((ump_handle)hnd->ump_mem_handle);
if (0 != hnd->base)
{
hnd->lockState = private_handle_t::LOCK_STATE_MAPPED;
hnd->writeOwner = 0;
hnd->lockState = 0;
pthread_mutex_unlock(&s_map_lock);
return 0;
}
else
{
LOGE("Failed to map UMP handle");
}
ump_reference_release((ump_handle)hnd->ump_mem_handle);
}
else
{
LOGE("Failed to create UMP handle");
}
}
else
{
LOGE("registering non-UMP buffer not supported");
}
pthread_mutex_unlock(&s_map_lock);
return retval;
}
static int gralloc_alloc_buffer(alloc_device_t *dev, size_t size, int usage, buffer_handle_t *pHandle)
{
#if GRALLOC_ARM_DMA_BUF_MODULE
{
private_module_t *m = reinterpret_cast<private_module_t *>(dev->common.module);
ion_user_handle_t ion_hnd;
unsigned char *cpu_ptr;
int shared_fd;
int ret;
unsigned int ion_flags = 0;
if( (usage & GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_OFTEN )
ion_flags = ION_FLAG_CACHED | ION_FLAG_CACHED_NEEDS_SYNC;
if (usage & GRALLOC_USAGE_PRIVATE_1) {
ret = ion_alloc(m->ion_client, size, 0, ION_HEAP_CARVEOUT_MASK, ion_flags, &ion_hnd);
} else {
ret = ion_alloc(m->ion_client, size, 0, ION_HEAP_SYSTEM_MASK, ion_flags, &ion_hnd);
}
if (ret != 0)
{
AERR("Failed to ion_alloc from ion_client:%d", m->ion_client);
return -1;
}
ret = ion_share(m->ion_client, ion_hnd, &shared_fd);
if (ret != 0)
{
AERR("ion_share( %d ) failed", m->ion_client);
if (0 != ion_free(m->ion_client, ion_hnd))
{
AERR("ion_free( %d ) failed", m->ion_client);
}
return -1;
}
cpu_ptr = (unsigned char *)mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, shared_fd, 0);
if (MAP_FAILED == cpu_ptr)
{
AERR("ion_map( %d ) failed", m->ion_client);
if (0 != ion_free(m->ion_client, ion_hnd))
{
AERR("ion_free( %d ) failed", m->ion_client);
}
close(shared_fd);
return -1;
}
private_handle_t *hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_ION, usage, size, (int)cpu_ptr, private_handle_t::LOCK_STATE_MAPPED);
if (NULL != hnd)
{
hnd->share_fd = shared_fd;
hnd->ion_hnd = ion_hnd;
*pHandle = hnd;
return 0;
}
else
{
AERR("Gralloc out of mem for ion_client:%d", m->ion_client);
}
close(shared_fd);
ret = munmap(cpu_ptr, size);
if (0 != ret)
{
AERR("munmap failed for base:%p size: %d", cpu_ptr, size);
}
ret = ion_free(m->ion_client, ion_hnd);
if (0 != ret)
{
AERR("ion_free( %d ) failed", m->ion_client);
}
return -1;
}
#endif
#if GRALLOC_ARM_UMP_MODULE
{
ump_handle ump_mem_handle;
void *cpu_ptr;
ump_secure_id ump_id;
ump_alloc_constraints constraints;
size = round_up_to_page_size(size);
if ((usage & GRALLOC_USAGE_SW_READ_MASK) == GRALLOC_USAGE_SW_READ_OFTEN)
{
constraints = UMP_REF_DRV_CONSTRAINT_USE_CACHE;
}
else
{
constraints = UMP_REF_DRV_CONSTRAINT_NONE;
}
#ifdef GRALLOC_SIMULATE_FAILURES
/* if the failure condition matches, fail this iteration */
if (__ump_alloc_should_fail())
{
ump_mem_handle = UMP_INVALID_MEMORY_HANDLE;
}
else
#endif
{
ump_mem_handle = ump_ref_drv_allocate(size, constraints);
if (UMP_INVALID_MEMORY_HANDLE != ump_mem_handle)
{
cpu_ptr = ump_mapped_pointer_get(ump_mem_handle);
if (NULL != cpu_ptr)
{
ump_id = ump_secure_id_get(ump_mem_handle);
if (UMP_INVALID_SECURE_ID != ump_id)
{
private_handle_t *hnd = new private_handle_t(private_handle_t::PRIV_FLAGS_USES_UMP, usage, size, (int)cpu_ptr,
private_handle_t::LOCK_STATE_MAPPED, ump_id, ump_mem_handle);
if (NULL != hnd)
{
*pHandle = hnd;
return 0;
}
else
{
AERR("gralloc_alloc_buffer() failed to allocate handle. ump_handle = %p, ump_id = %d", ump_mem_handle, ump_id);
}
}
else
{
AERR("gralloc_alloc_buffer() failed to retrieve valid secure id. ump_handle = %p", ump_mem_handle);
}
ump_mapped_pointer_release(ump_mem_handle);
}
else
{
AERR("gralloc_alloc_buffer() failed to map UMP memory. ump_handle = %p", ump_mem_handle);
}
ump_reference_release(ump_mem_handle);
}
else
{
AERR("gralloc_alloc_buffer() failed to allocate UMP memory. size:%d constraints: %d", size, constraints);
}
}
return -1;
}
#endif
}
static Bool maliModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, int depth, int bitsPerPixel, int devKind, pointer pPixData)
{
unsigned int size;
PrivPixmap *privPixmap = (PrivPixmap *)exaGetPixmapDriverPrivate(pPixmap);
mali_mem_info *mem_info;
ScreenPtr pScreen = pPixmap->drawable.pScreen;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
MaliPtr fPtr = MALIPTR(pScrn);
if (!pPixmap)
{
return FALSE;
}
miModifyPixmapHeader(pPixmap, width, height, depth, bitsPerPixel, devKind, pPixData);
if ((pPixData == fPtr->fbmem) || offset)
{
/* Wrap one of the fbdev virtual buffers */
ump_secure_id ump_id = UMP_INVALID_SECURE_ID;
privPixmap->isFrameBuffer = TRUE;
mem_info = privPixmap->mem_info;
if (mem_info)
{
return TRUE;
}
/* create new mem_info for the on-screen buffer */
mem_info = calloc(1, sizeof(*mem_info));
if (!mem_info)
{
ERROR_MSG("failed to allocate for memory metadata");
return FALSE;
}
/* get the secure ID for the framebuffers */
if (!offset)
{
(void)ioctl(fPtr->fb_lcd_fd, GET_UMP_SECURE_ID_BUF1, &ump_id);
ERROR_MSG("GET_UMP_SECURE_ID_BUF1 returned 0x%x offset: %i virt address: %p fb_virt: %p\n", ump_id, offset, pPixData, fPtr->fbmem);
}
else
{
(void)ioctl(fPtr->fb_lcd_fd, GET_UMP_SECURE_ID_BUF2, &ump_id);
ERROR_MSG("GET_UMP_SECURE_ID_BUF2 returned 0x%x offset: %i virt address: %p fb_virt: %p\n", ump_id, offset, pPixData, fPtr->fbmem);
}
if (UMP_INVALID_SECURE_ID == ump_id)
{
free(mem_info);
privPixmap->mem_info = NULL;
ERROR_MSG("UMP failed to retrieve secure id");
return FALSE;
}
mem_info->handle = ump_handle_create_from_secure_id(ump_id);
if (UMP_INVALID_MEMORY_HANDLE == mem_info->handle)
{
ERROR_MSG("UMP failed to create handle from secure id");
free(mem_info);
privPixmap->mem_info = NULL;
return FALSE;
}
size = exaGetPixmapPitch(pPixmap) * pPixmap->drawable.height;
mem_info->usize = size;
privPixmap->mem_info = mem_info;
if (bitsPerPixel != 0)
{
privPixmap->bits_per_pixel = bitsPerPixel;
}
/* When this is called directly from X to create the front buffer, offset is zero as expected. When this
* function is called recursively to create the back buffer, offset is the offset within the fbdev to
* the second buffer */
privPixmap->mem_info->offset = offset;
/* Only wrap the other half if there is another half! */
if (pPixData == fPtr->fbmem)
{
/* This is executed only when this function is called directly from X. We need to create the
* back buffer now because we can't "wrap" existing memory in a pixmap during DRI2CreateBuffer
* for the back buffer of the framebuffer. In DRI2CreateBuffer instead of allocating a new
* pixmap for the back buffer like we do for non-swappable windows, we'll just grab this pointer
* from the screen pixmap and return it. */
PrivPixmap *other_privPixmap;
offset = size;
privPixmap->other_buffer = (*pScreen->CreatePixmap)(pScreen, width, height, depth, 0);
/* Store a pointer to this pixmap in the one we just created. Both fbdev pixmaps are then
* accessible from the screen pixmap, whichever of the fbdev pixmaps happens to be the screen
* pixmap at the time */
other_privPixmap = (PrivPixmap *)exaGetPixmapDriverPrivate(privPixmap->other_buffer);
other_privPixmap->other_buffer = pPixmap;
offset = 0;
}
INFO_MSG("Creating FRAMEBUFFER pixmap %p at offset %lu, privPixmap=%p\n", pPixmap, privPixmap->mem_info->offset, privPixmap);
return TRUE;
}
if (pPixData)
{
/* When this happens we're being told to wrap existing pixmap data for which we don't know the UMP
* handle. We can and still need to wrap it but it won't be offscreen - we can't accelerate it in any
* way. */
if (privPixmap->mem_info != NULL)
{
return TRUE;
}
return FALSE;
}
pPixmap->devKind = ((pPixmap->drawable.width * pPixmap->drawable.bitsPerPixel) + 7) / 8;
pPixmap->devKind = MALI_ALIGN(pPixmap->devKind, 8);
size = exaGetPixmapPitch(pPixmap) * pPixmap->drawable.height;
/* allocate pixmap data */
mem_info = privPixmap->mem_info;
if (mem_info && mem_info->usize == size)
{
return TRUE;
}
if (mem_info && mem_info->usize != 0)
{
ump_reference_release(mem_info->handle);
mem_info->handle = NULL;
memset(privPixmap, 0, sizeof(*privPixmap));
return TRUE;
}
if (!size)
{
return TRUE;
}
if (NULL == mem_info)
{
mem_info = calloc(1, sizeof(*mem_info));
if (!mem_info)
{
ERROR_MSG("failed to allocate memory metadata");
return FALSE;
}
}
if (fPtr->use_cached_ump)
{
mem_info->handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_PHYSICALLY_LINEAR | UMP_REF_DRV_CONSTRAINT_USE_CACHE);
}
else
{
mem_info->handle = ump_ref_drv_allocate(size, UMP_REF_DRV_CONSTRAINT_PHYSICALLY_LINEAR);
}
if (UMP_INVALID_MEMORY_HANDLE == mem_info->handle)
{
ERROR_MSG("failed to allocate UMP memory (%i bytes)", size);
return FALSE;
}
mem_info->usize = size;
privPixmap->mem_info = mem_info;
privPixmap->mem_info->usize = size;
privPixmap->bits_per_pixel = 16;
return TRUE;
}
gboolean
platform_alloc_eglimage (EGLDisplay display, EGLContext context, GLint format,
GLint type, gint width, gint height, GLuint tex_id, EGLImageKHR * image,
gpointer * image_platform_data)
{
fbdev_pixmap pixmap;
pixmap.flags = FBDEV_PIXMAP_SUPPORTS_UMP;
pixmap.width = width;
pixmap.height = height;
switch (format) {
case GL_LUMINANCE:
g_return_val_if_fail (type == GL_UNSIGNED_BYTE, FALSE);
pixmap.red_size = 0;
pixmap.green_size = 0;
pixmap.blue_size = 0;
pixmap.alpha_size = 0;
pixmap.luminance_size = 8;
break;
case GL_LUMINANCE_ALPHA:
g_return_val_if_fail (type == GL_UNSIGNED_BYTE, FALSE);
pixmap.red_size = 0;
pixmap.green_size = 0;
pixmap.blue_size = 0;
pixmap.alpha_size = 8;
pixmap.luminance_size = 8;
break;
case GL_RGB:
if (type == GL_UNSIGNED_BYTE) {
pixmap.red_size = 8;
pixmap.green_size = 8;
pixmap.blue_size = 8;
pixmap.alpha_size = 0;
pixmap.luminance_size = 0;
} else if (type == GL_UNSIGNED_SHORT_5_6_5) {
pixmap.red_size = 5;
pixmap.green_size = 6;
pixmap.blue_size = 5;
pixmap.alpha_size = 0;
pixmap.luminance_size = 0;
} else {
g_return_val_if_reached (FALSE);
}
break;
case GL_RGBA:
g_return_val_if_fail (type == GL_UNSIGNED_BYTE, FALSE);
pixmap.red_size = 8;
pixmap.green_size = 8;
pixmap.blue_size = 8;
pixmap.alpha_size = 8;
pixmap.luminance_size = 0;
break;
default:
g_assert_not_reached ();
return FALSE;
}
pixmap.buffer_size =
pixmap.red_size + pixmap.green_size + pixmap.blue_size +
pixmap.alpha_size + pixmap.luminance_size;
pixmap.bytes_per_pixel = pixmap.buffer_size / 8;
pixmap.format = 0;
if (ump_open () != UMP_OK) {
GST_ERROR ("Failed to open UMP");
return FALSE;
}
pixmap.data =
ump_ref_drv_allocate (GST_ROUND_UP_4 (pixmap.width) * pixmap.height *
pixmap.bytes_per_pixel, UMP_REF_DRV_CONSTRAINT_PHYSICALLY_LINEAR);
if (pixmap.data == UMP_INVALID_MEMORY_HANDLE) {
GST_ERROR ("Failed to allocate pixmap data via UMP");
ump_close ();
return FALSE;
}
*image_platform_data = g_slice_dup (fbdev_pixmap, &pixmap);
*image =
eglCreateImageKHR (display, EGL_NO_CONTEXT, EGL_NATIVE_PIXMAP_KHR,
(EGLClientBuffer) * image_platform_data, NULL);
if (!image) {
GST_ERROR ("Failed to create EGLImage for pixmap");
ump_reference_release ((ump_handle) pixmap.data);
ump_close ();
g_slice_free (fbdev_pixmap, *image_platform_data);
return FALSE;
}
return TRUE;
}