waiting threads. We should eventually use multiple queues and select the
queue based on the region.
- Add debugfs support for examining the permissions of regions.
- - Use ioremap_wc instead of ioremap_nocache.
- Remove VSOC_WAIT_FOR_INCOMING_INTERRUPT ioctl. This functionality has been
superseded by the futex and is there for legacy reasons.
dev_info(&pdev->dev, "shared memory @ DMA %p size=0x%zx\n",
(void *)vsoc_dev.shm_phys_start, vsoc_dev.shm_size);
- /* TODO(ghartman): ioremap_wc should work here */
- vsoc_dev.kernel_mapped_shm = ioremap_nocache(
- vsoc_dev.shm_phys_start, vsoc_dev.shm_size);
+ vsoc_dev.kernel_mapped_shm = pci_iomap_wc(pdev, SHARED_MEMORY_BAR, 0);
if (!vsoc_dev.kernel_mapped_shm) {
dev_err(&vsoc_dev.dev->dev, "cannot iomap region\n");
vsoc_remove_device(pdev);