diff options
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_bufmgr.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_bufmgr.c b/src/mesa/drivers/dri/i965/brw_bufmgr.c index b5e3eb6bff9..7ac3bcad3da 100644 --- a/src/mesa/drivers/dri/i965/brw_bufmgr.c +++ b/src/mesa/drivers/dri/i965/brw_bufmgr.c @@ -1732,6 +1732,16 @@ brw_bufmgr_init(struct gen_device_info *devinfo, int fd) 4096, _4GB); util_vma_heap_init(&bufmgr->vma_allocator[BRW_MEMZONE_OTHER], 1 * _4GB, gtt_size - 1 * _4GB); + } else if (devinfo->gen >= 10) { + /* Softpin landed in 4.5, but GVT used an aliasing PPGTT until + * kernel commit 6b3816d69628becb7ff35978aa0751798b4a940a in + * 4.14. Gen10+ GVT hasn't landed yet, so it's not actually a + * problem - but extending this requirement back to earlier gens + * might actually mean requiring 4.14. + */ + fprintf(stderr, "i965 requires softpin (Kernel 4.5) on Gen10+."); + free(bufmgr); + return NULL; } } |