Module: Mesa Branch: staging/20.0 Commit: 002f718dfafdcb661d13bd8c46dd3d8f36b23494 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=002f718dfafdcb661d13bd8c46dd3d8f36b23494
Author: Jason Ekstrand <[email protected]> Date: Mon Apr 27 22:43:42 2020 -0500 intel/devinfo: Compute the correct L3$ size for Gen12 Fixes: 8125d7960b6 "intel/dev: Add preliminary device info for Tigerlake" Reviewed-by: Kenneth Graunke <[email protected]> Tested-by: Clayton Craft <[email protected]> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4782> (cherry picked from commit 86f67952d31554b8b4b5a9943b43ace988c6401f) --- .pick_status.json | 2 +- src/intel/dev/gen_device_info.c | 11 +++++++++++ 2 files changed, 12 insertions(+), 1 deletion(-) diff --git a/.pick_status.json b/.pick_status.json index 1b72b86d04d..6a56b35b407 100644 --- a/.pick_status.json +++ b/.pick_status.json @@ -238,7 +238,7 @@ "description": "intel/devinfo: Compute the correct L3$ size for Gen12", "nominated": true, "nomination_type": 1, - "resolution": 0, + "resolution": 1, "master_sha": null, "because_sha": "8125d7960b672bcd597a2687e3078899afc52560" }, diff --git a/src/intel/dev/gen_device_info.c b/src/intel/dev/gen_device_info.c index ef444016e37..299d33f9501 100644 --- a/src/intel/dev/gen_device_info.c +++ b/src/intel/dev/gen_device_info.c @@ -1201,6 +1201,17 @@ update_from_topology(struct gen_device_info *devinfo, } } + if (devinfo->gen == 12 && devinfo->num_slices == 1) { + if (n_subslices >= 6) { + assert(n_subslices == 6); + devinfo->l3_banks = 8; + } else if (n_subslices > 2) { + devinfo->l3_banks = 6; + } else { + devinfo->l3_banks = 4; + } + } + uint32_t eu_mask_len = topology->eu_stride * topology->max_subslices * topology->max_slices; assert(sizeof(devinfo->eu_masks) >= eu_mask_len); _______________________________________________ mesa-commit mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/mesa-commit
