diff options
Diffstat (limited to 'shared-core/via_drv.c')
| -rw-r--r-- | shared-core/via_drv.c | 48 |
1 files changed, 47 insertions, 1 deletions
diff --git a/shared-core/via_drv.c b/shared-core/via_drv.c index 1446af2c..0a478fef 100644 --- a/shared-core/via_drv.c +++ b/shared-core/via_drv.c @@ -38,6 +38,47 @@ static struct pci_device_id pciidlist[] = { viadrv_PCI_IDS }; + +#ifdef VIA_HAVE_FENCE +static drm_fence_driver_t via_fence_driver = { + .num_classes = 1, + .wrap_diff = (1 << 30), + .flush_diff = (1 << 20), + .sequence_mask = 0xffffffffU, + .lazy_capable = 1, + .emit = via_fence_emit_sequence, + .poke_flush = via_poke_flush, + .has_irq = via_fence_has_irq, +}; +#endif +#ifdef VIA_HAVE_BUFFER + +/** + * If there's no thrashing. This is the preferred memory type order. + */ +static uint32_t via_mem_prios[] = {DRM_BO_MEM_PRIV0, DRM_BO_MEM_VRAM, DRM_BO_MEM_TT, DRM_BO_MEM_LOCAL}; + +/** + * If we have thrashing, most memory will be evicted to TT anyway, so we might as well + * just move the new buffer into TT from the start. + */ +static uint32_t via_busy_prios[] = {DRM_BO_MEM_TT, DRM_BO_MEM_PRIV0, DRM_BO_MEM_VRAM, DRM_BO_MEM_LOCAL}; + + +static drm_bo_driver_t via_bo_driver = { + .mem_type_prio = via_mem_prios, + .mem_busy_prio = via_busy_prios, + .num_mem_type_prio = ARRAY_SIZE(via_mem_prios), + .num_mem_busy_prio = ARRAY_SIZE(via_busy_prios), + .create_ttm_backend_entry = via_create_ttm_backend_entry, + .fence_type = via_fence_types, + .invalidate_caches = via_invalidate_caches, + .init_mem_type = via_init_mem_type, + .evict_mask = via_evict_mask, + .move = NULL, +}; +#endif + static int probe(struct pci_dev *pdev, const struct pci_device_id *ent); static struct drm_driver driver = { .driver_features = @@ -80,7 +121,12 @@ static struct drm_driver driver = { .probe = probe, .remove = __devexit_p(drm_cleanup_pci), }, - +#ifdef VIA_HAVE_FENCE + .fence_driver = &via_fence_driver, +#endif +#ifdef VIA_HAVE_BUFFER + .bo_driver = &via_bo_driver, +#endif .name = DRIVER_NAME, .desc = DRIVER_DESC, .date = VIA_DRM_DRIVER_DATE, |