Module: Mesa Branch: main Commit: acc6457ff46a65f1a2c7f835b3050f55b0e663de URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=acc6457ff46a65f1a2c7f835b3050f55b0e663de
Author: Jordan Justen <[email protected]> Date: Mon May 16 02:33:11 2022 -0700 intel/dev: Use i915 region probed_cpu_visible_size when non-zero Signed-off-by: Jordan Justen <[email protected]> Reviewed-by: Lionel Landwerlin <[email protected]> Reviewed-by: Kenneth Graunke <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16739> --- src/intel/dev/intel_device_info.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/src/intel/dev/intel_device_info.c b/src/intel/dev/intel_device_info.c index 28263c1e6df..29cbb849cad 100644 --- a/src/intel/dev/intel_device_info.c +++ b/src/intel/dev/intel_device_info.c @@ -1625,7 +1625,18 @@ query_regions(struct intel_device_info *devinfo, int fd, bool update) if (!update) { devinfo->mem.vram.mem_class = mem->region.memory_class; devinfo->mem.vram.mem_instance = mem->region.memory_instance; - devinfo->mem.vram.mappable.size = mem->probed_size; + if (mem->probed_cpu_visible_size > 0) { + devinfo->mem.vram.mappable.size = mem->probed_cpu_visible_size; + devinfo->mem.vram.unmappable.size = + mem->probed_size - mem->probed_cpu_visible_size; + } else { + /* We are running on an older kernel without support for the + * small-bar uapi. These kernels only support systems where the + * entire vram is mappable. + */ + devinfo->mem.vram.mappable.size = mem->probed_size; + devinfo->mem.vram.unmappable.size = 0; + } } else { assert(devinfo->mem.vram.mem_class == mem->region.memory_class); assert(devinfo->mem.vram.mem_instance == mem->region.memory_instance);
