diff options
Diffstat (limited to 'exynos4/hal/libgralloc_ump/alloc_device.cpp')
| -rw-r--r-- | exynos4/hal/libgralloc_ump/alloc_device.cpp | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/exynos4/hal/libgralloc_ump/alloc_device.cpp b/exynos4/hal/libgralloc_ump/alloc_device.cpp index 1b64dfa..adbc527 100644 --- a/exynos4/hal/libgralloc_ump/alloc_device.cpp +++ b/exynos4/hal/libgralloc_ump/alloc_device.cpp @@ -460,14 +460,21 @@ static int gralloc_alloc_framebuffer_locked(alloc_device_t* dev, size_t size, in ALOGD_IF(debug_level > 0, "%s current=0x%x vaddr=0x%x l_paddr=0x%x before", __func__, current, vaddr, l_paddr); /* find a free slot */ + uint32_t freeSlot = numBuffers -1; for (uint32_t i = 0; i < numBuffers; i++) { if ((bufferMask & (1LU<<i)) == 0) { m->bufferMask |= (1LU<<i); + freeSlot = i; break; } current += bufferSize; l_paddr = vaddr + current; } + ALOGE("%d: Using bufferslot:%d", __func__, freeSlot); + + /* Update buffermask with freed slots */ + m->bufferMask ^= m->bufferFreedMask; + m->bufferFreedMask &= m->bufferMask; ALOGD_IF(debug_level > 0, "%s current=0x%x vaddr=0x%x l_paddr=0x%x after", __func__, current, vaddr, l_paddr); @@ -690,7 +697,9 @@ static int alloc_device_free(alloc_device_t* dev, buffer_handle_t handle) const size_t bufferSize = m->finfo.line_length * m->info.yres; int index = (hnd->base - m->framebuffer->base) / bufferSize; - m->bufferMask &= ~(1<<index); + /* Mark slot as freed */ + m->bufferFreedMask |= (1LU<<index); + close(hnd->fd); } else if (hnd->flags & private_handle_t::PRIV_FLAGS_USES_UMP) { |